Add id_file_key index to database

Remember a selected filter keyword in database view
Trim whitespace string from XISF
2026-03-22 09:55:19 +01:00 · 2026-03-22 09:54:57 +01:00 · 2026-03-21 22:21:35 +01:00 · 2026-03-21 20:33:47 +01:00 · 2026-03-21 20:31:44 +01:00 · 2026-03-15 17:47:51 +01:00
87 changed files with 4279 additions and 1986 deletions
@@ -17,45 +17,47 @@ if(SANITIZE_ADDRESS_LEAK)
    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fsanitize=address -fsanitize=leak")
 endif(SANITIZE_ADDRESS_LEAK)

-find_package(Qt6 COMPONENTS Widgets Sql OpenGLWidgets Qml Charts REQUIRED)
+find_package(Qt6 COMPONENTS Widgets Sql OpenGLWidgets Qml Charts Svg REQUIRED)
 find_library(EXIF_LIB exif REQUIRED)
 find_library(FITS_LIB cfitsio REQUIRED)
 find_library(RAW_LIB NAMES raw_r REQUIRED)
 find_library(WCS_LIB wcs wcslib REQUIRED)
 find_library(LCMS2_LIB lcms2 REQUIRED)
-find_library(STELLARSOLVER_LIB stellarsolver)
+find_library(STELLARSOLVER_LIB NAMES stellarsolver stellarsolver6)

 add_subdirectory(libXISF)

 set(TENMON_SRC
-    about.cpp about.h
-    batchprocessing.cpp batchprocessing.h batchprocessing.ui
-    chartgraph.h chartgraph.cpp
-    database.cpp database.h
-    databaseview.cpp databaseview.h
-    delete.cpp
-    filesystemwidget.cpp filesystemwidget.h
-    histogram.cpp histogram.h
-    httpdownloader.h httpdownloader.cpp
-    imageinfo.cpp imageinfo.h
-    imageinfodata.cpp imageinfodata.h
-    imageringlist.cpp imageringlist.h
-    imagescrollarea.cpp imagescrollarea.h
-    imagewidget.h imagewidget.cpp
-    loadimage.h loadimage.cpp
-    loadrunable.cpp loadrunable.h
-    main.cpp
-    mainwindow.cpp mainwindow.h
-    markedfiles.cpp markedfiles.h
-    mtfparam.h
-    rawimage.cpp rawimage.h
-    rawimage_sse.cpp
-    scriptengine.cpp scriptengine.h
-    settingsdialog.cpp settingsdialog.h
-    statusbar.cpp statusbar.h
-    stfslider.cpp stfslider.h
-    stretchtoolbar.cpp stretchtoolbar.h
-    tfloat16.h
+    src/about.cpp src/about.h
+    src/batchprocessing.cpp src/batchprocessing.h src/batchprocessing.ui
+    src/chartgraph.h src/chartgraph.cpp
+    src/database.cpp src/database.h
+    src/databaseview.cpp src/databaseview.h
+    src/delete.cpp
+    src/filemanager.h src/filemanager.cpp src/filemanager.ui
+    src/filesystemwidget.cpp src/filesystemwidget.h
+    src/fitskeyword.ui
+    src/histogram.cpp src/histogram.h
+    src/httpdownloader.h src/httpdownloader.cpp
+    src/imageinfo.cpp src/imageinfo.h
+    src/imageinfodata.cpp src/imageinfodata.h
+    src/imageringlist.cpp src/imageringlist.h
+    src/imagescrollarea.cpp src/imagescrollarea.h
+    src/imagewidget.h src/imagewidget.cpp
+    src/loadimage.h src/loadimage.cpp
+    src/loadrunable.cpp src/loadrunable.h
+    src/main.cpp
+    src/mainwindow.cpp src/mainwindow.h
+    src/markedfiles.cpp src/markedfiles.h
+    src/mtfparam.h
+    src/rawimage.cpp src/rawimage.h
+    src/rawimage_sse.cpp
+    src/scriptengine.cpp src/scriptengine.h
+    src/settingsdialog.cpp src/settingsdialog.h
+    src/statusbar.cpp src/statusbar.h
+    src/stfslider.cpp src/stfslider.h
+    src/stretchtoolbar.cpp src/stretchtoolbar.h
+    src/tfloat16.h
    thumbnailer/genthumbnail.cpp thumbnailer/genthumbnail.h
 )

@@ -77,7 +79,7 @@ endif()
 qt_add_executable(tenmon WIN32 MACOSX_BUNDLE ${tenmon_ICON} ${TENMON_SRC})

 find_path(FITS_INCLUDE fitsio2.h PATH_SUFFIXES cfitsio REQUIRED)
-target_include_directories(tenmon PRIVATE ${FITS_INCLUDE} ${CMAKE_BINARY_DIR} ${libXISF_SOURCE_DIR})
+target_include_directories(tenmon PRIVATE ${FITS_INCLUDE} ${CMAKE_BINARY_DIR} ${libXISF_SOURCE_DIR} "src")

 option(COLOR_MANAGMENT "Enable sRGB framebuffer support for gamma correct images and color profiles support" ON)
 if(COLOR_MANAGMENT)
@@ -96,14 +98,14 @@ if(STELLARSOLVER_INCLUDE AND STELLARSOLVER_LIB)
    endif(MXE)
    target_compile_definitions(tenmon PRIVATE "PLATESOLVER")
    target_sources(tenmon PRIVATE
-        solver.cpp solver.h
-        platesolving.cpp platesolving.h platesolving.ui
-        platesolvingsettings.cpp platesolvingsettings.h platesolvingsettings.ui
+        src/solver.cpp src/solver.h
+        src/platesolving.cpp src/platesolving.h src/platesolving.ui
+        src/platesolvingsettings.cpp src/platesolvingsettings.h src/platesolvingsettings.ui
    )
    message(STATUS "Found stellarsolver ${STELLARSOLVER_INCLUDE} ${STELLARSOLVER_LIB}")
 endif(STELLARSOLVER_INCLUDE AND STELLARSOLVER_LIB)

-target_link_libraries(tenmon PRIVATE Qt6::Widgets Qt6::Sql Qt6::OpenGLWidgets Qt6::Qml Qt6::Charts ${EXIF_LIB} ${FITS_LIB} ${RAW_LIB} ${WCS_LIB} ${LCMS2_LIB} XISF)
+target_link_libraries(tenmon PRIVATE Qt6::Widgets Qt6::Sql Qt6::OpenGLWidgets Qt6::Qml Qt6::Charts Qt6::Svg ${EXIF_LIB} ${FITS_LIB} ${RAW_LIB} ${WCS_LIB} ${LCMS2_LIB} XISF)
 if(APPLE)
    target_link_libraries(tenmon PRIVATE Qt6::DBus "-framework CoreFoundation")
 elseif(UNIX)
@@ -2,7 +2,7 @@ FITS/XISF image viewer with multithreaded image loading

 To get all dependencies install these packages

-    sudo apt install qt6-base-dev qt6-declarative-dev libqt6opengl6-dev libraw-dev libexif-dev libcfitsio-dev wcslib-dev cmake libzstd-dev libqt6sql6-sqlite
+    sudo apt install qt6-base-dev qt6-declarative-dev qt6-charts-dev libqt6opengl6-dev libraw-dev libexif-dev libcfitsio-dev wcslib-dev cmake libzstd-dev libqt6sql6-sqlite

 on OpenSUSE

@@ -26,6 +26,12 @@ Then to build run standard cmake sequence
    cmake --build build
    ./build/tenmon

+To install it to system run this command as root
+
+    cmake --install build
+
 For working plate solving you must have compiled and installed StellarSolver https://github.com/rlancaste/stellarsolver
 It is important that you compile StellarSolver with Qt6. By default it use Qt5 but when linked with Qt6 program it will
 crash.
+
+Using OpenNGC database https://github.com/mattiaverga/OpenNGC under CC-BY-SA-4.0 https://creativecommons.org/licenses/by-sa/4.0/
@@ -61,7 +61,7 @@ This image should be 256 pixel wide. Each row of image will be used as separate
    <li>mid point - defines the value to be stretched to 50% intensity</li>
    <li>white point - all pixels with higher value (brighter) than this will be clipped white</li>
 </ul>
-<p>Following the slider are 7 buttons for automatic stretching:</p>
+<p>Following the slider are 8 buttons to control image display:</p>
 <ul>
    <li><i>Linked channels</i> toggle stretching each RGB channel individually.</li>
    <li><i>Auto Stretch</i> automatically apply black and mid points to render the image with optimal brightness.</li>
@@ -70,6 +70,7 @@ This image should be 256 pixel wide. Each row of image will be used as separate
    <li><i>False colors</i> show black and white in false colour palette.</li>
    <li><i>Debayer CFA</i> Demosaicing black and white image from CFA sensor to color one.</li>
    <li><i>Apply Auto stretch on load</i> toggle automatically applying Autostretch for each image when loaded.</li>
+    <li><i>Draw equatorial grid</i> toggle drawing equatorial coordinate grid and catalogue objects. Needs that file have WCS data.</li>
 </ul>

 <h3>Marking images</h3>
@@ -134,12 +135,24 @@ solver.
 <p>Then finally there are various action button. Settings button show dialog where you can set path to existing index files or auto download some.
 Extract button will just extract stars from image and it will show their count, HFR and eccentricity. This action doesn't need index files.
 Solve button will try to find coordinates of images. Abort button will stop extraction or solving. Update FITS header will update FITS fits keywords
-with found solution.
+with found solution.</p>

 <p>In settings dialog you can set path to index files which is by default custom internal one. It also try to locate commonly used path from other
 programs like KStars for astrometry.net index files.
 </p>

+<h3>File Manager</h3>
+<p>
+This is simple double panel file manager. It can show columns with selected FITS keywords. Each panel have tabs where it easily switch between
+multiple directories. You can copy or move files and directories either inside one panel or between two panels by selecting and then dragging.
+By default files are copies. To move then press Shift key before start dragging. Double click on file will open it in main window if it is image
+or other file it will open default program that is associated with it this file type. You can also drag file to other programs like from default
+file explorer programs that are in system or from file explorer to this program.
+</p>
+<p>
+In menu you can select which FITS keywords will be showed. Temporarilly disable loading FITS header or copy file paths of selected files as text.
+</p>
+
 <h3>Batch processing</h3>
 <p>This module allow to write scripts in JavaScript that process image files. Batch Processing window consist from three main parts. On top is list of input files and directories.
 You can add directories or individual files to this list. Directories are scanned recursively to find all files even non image files. This list of files is then passed to script in array named <b>files</b>.
@@ -159,7 +172,8 @@ this output directory is ignored.</p>
 <p>Bellow that is list of scripts. These scripts are located in application data directory. Select script which you want to run by clicking on it. Clicking on <i>Open scripts</i> will open directory with these scripts where you create new and edit them.
 Location of this directory is on Windows: "C:/Users/&lt;USER&gt;/AppData/Roaming/nou/Tenmon/scripts"  Linux: "~/.local/share/nou/Tenmon/scripts" MacOS: "~/Library/Application Support/nou/Tenmon/scripts"</p>

-<p>Next is Log windows that contain any messages that come from scripts. Mainly calls to <code>core.log()</code> At bottom there buttons that can start or stop execution of selected scripts.</p>
+<p>Next is Log windows that contain any messages that come from scripts. Mainly calls to <code>core.log()</code> At bottom there is console that enable run simple script commands and
+buttons that can start or stop execution of selected scripts.</p>

 <h4>core</h4>
 <p>There is global object called <b>core</b> that have these methods.</p>
@@ -51,6 +51,17 @@ na ktorej sa dajú nastaviť tri body.
    <li>stredný bod - pixeli s touto hodnotou budú zobrazené ako 50% šedá</li>
    <li>biely bod - pixeli nad touto hodnotou budú zobrazené ako biele</li>
 </ul>
+<p>Nasleduje 8 tlačidiel pre nastavenie zobrazenie obrázka:</p>
+<ul>
+    <li><i>Prepojené kanály</i> prepína medzi nataihnutím jasových urovní pre každý RGB kanál zvlášť alebo jednotné pre všetky kanály.</li>
+    <li><i>Automatické natiahnutie</i> automaticky nastavý čierny, šedý a biely bod pre optimálne zobrazenie..</li>
+    <li><i>Resetuj funkciu prevodu na obrazovku</i> nastavý hodnoty čierneho, šedého a bieleho bodu na východzie hodnoty.</li>
+    <li><i>Invertuj farby</i> invertuje zobrazené farby a zobrazý obrázok ako negatív.</li>
+    <li><i>Falošné farby</i> pre zobrazenie čiernobielych obrázkov sa použije farebná paleta.</li>
+    <li><i>Preved CFA na farbu</i> Demosaicing black and white image from CFA sensor to color one.</li>
+    <li><i>Aplikuj automatické natiahnutie pri načítaní</i> pri zapnutí </li>
+    <li><i>Vykresli equatoriálnu mriežku</i> zapína zobrazenie equatoriálnej mriežky. Je poitrebné aby súbor obsahoval WCS dáta.</li>
+</ul>
 <p>Prvé tlačidlo prepína prepojenie nastavenia čierneho, stretdného a bieleho bodu. Po prepnutí sa dá každý farebný kanál nastaviť
 samostatne.
 Nasleduje tlačidlo ktoré nastaví hodnoty čierneho a stredného bodu tak aby bol obrázok zobrazený optimálnym jasom.
@@ -94,6 +105,34 @@ V nasledovnom príklade sa vyhľadajú súbory ktoré majú v mene súboru "Bias
 zástupný znak za hocijaký reťazec znakov aj žiadny. Znak _ je tiež zástupný znak zastupujúci práve jeden znak.
 Bez použitia zástupných znakov sa vyhľadá iba presný výskyt.</p>

+<h3>Plate Solving</h3>
+<p>Tento modul umožnuje vyriešiť obrázok a určiť RA, DEC koordináty a aktualizovať FITS a XISF súbory s WCS dátami.
+<b>Profil</b> toto nastavuje rôzne parametre ovplivňujúce extrahovanie hviezd a hľadanie koordinátov.
+<b>Štartovný bod</b> program sa pokúsi automaticky určiť bod začiatku hľadania koordinátov pre zrýchlenie hľadania.
+Možete nechať jednu alebo obydve voľbi nezaškrtnuté kedy sa bude hľadať riešenie naslepo. Ak je pozícia alebo škála nesprávna hľadanie môže zlyhať.
+<b>Riešenie</b> táto časť obsahuje výsledné riešenie hľadania ako sú RA,DEC koordináty stredu obrázku, veľkosť zorného poľa, uhol natočenia v stupňoch,
+škála obrázku v arcsekundách na pixel, počet nájdených hviezd a veľkosť hviezd HFR a excentricita. Potom je tu ešte okno so záznamom z riešenia.
+</p>
+<p>Pod tým je tlačidlo pre nastavenie cesty k indexovým súborom a ich stiahnutie. Je možné buď stiahnuť indexové súbory alebo použiť už existujúce súbory.
+Tlačidlo Extrahovať nájde hviezdy a zobrazý ich počet veľkosť HFR a excentricitu. Na toto nie sú potrebné indexové súbory.
+Tlačidlo Vyriešiť sa pokúsi nájsť koordináty obrázka. Zrušiť preruší hľadanie riešenia. Aktualizovať FITS hlavičku zapíše najdené riešenie do súboru.</p>
+
+<p>In settings dialog you can set path to index files which is by default custom internal one. It also try to locate commonly used path from other
+programs like KStars for astrometry.net index files.
+</p>
+
+<h3>File Manager</h3>
+<p>
+This is simple double panel file manager. It can show columns with selected FITS keywords. Each panel have tabs where it easily switch between
+multiple directories. You can copy or move files and directories either inside one panel or between two panels by selecting and then dragging.
+By default files are copies. To move then press Shift key before start dragging. Double click on file will open it in main window if it is image
+or other file it will open default program that is associated with it this file type. You can also drag file to other programs like from default
+file explorer programs that are in system or from file explorer to this program.
+</p>
+<p>
+In menu you can select which FITS keywords will be showed. Temporarilly disable loading FITS header or copy file paths of selected files as text.
+</p>
+
 <h3>Hromadné spracovanie</h3>

 Tento modul umožnuje písanie skriptov v JavaScripte ktoré spracujú súbory obrázkov. Okno Hromadného spracovanie pozostáva z troch častí. Navrchu je zoznam vstupných súborov a adresárov.
@@ -109,6 +148,12 @@ V skripte potom cez toto pole iteruje nasledovne.
 }
 </pre>

+<p>Pod týmto zoznamom je výstupný adresár. Všetky relatívne cesty predané do metod ako sú copy(), move() alebo convert() budú relatívne voči tomuto adresáru.
+Ak je ako argument použitá absolútna cesta tak je tento vystupný adresár ignorovaný.</p>
+
+<p>Nasleduje logovacie okno kde sú zapisováné všetký výpisy z behu scriptu. Hlavne volania z <code>core.log()</code> Na spodu je konzola kde je možné vkladať jednoduché príkazy a nakoniec ešte tlačítka
+ktoré spúštať alebo zastavovať vybraný skript.</p>
+
 <h4>core</h4>
 V skripte je dostupný globálny objekt nazvaný <b>core</b> ktorý má nasledovné metódy.
 <ul>
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@@ -19,14 +19,16 @@
        <file>../translations/tenmon_pt_BR.qm</file>
        <file alias="help">../about/help_en</file>
        <file>colormap.png</file>
+        <file>ngc.db</file>
+        <file>grid.svg</file>
    </qresource>
-    <qresource prefix="/" lang="en">
+    <qresource lang="en" prefix="/">
        <file alias="help">../about/help_en</file>
    </qresource>
-    <qresource prefix="/" lang="sk">
+    <qresource lang="sk" prefix="/">
        <file alias="help">../about/help_sk</file>
    </qresource>
-    <qresource prefix="/" lang="fr">
+    <qresource lang="fr" prefix="/">
        <file alias="help">../about/help_fr</file>
    </qresource>
 </RCC>
@@ -12,10 +12,12 @@ if(files.length == 0)
    throw "";
 }

-let action = core.getItem(["UPDATE", "ADD", "REMOVE"], "Do you want update, add or remove record?");
+let action = core.getItem(["UPDATE", "UPDATE_ADD", "ADD", "REMOVE"], "Do you want update, add or remove record?");

 let modify = new FITSRecordModify();

+let proceed = false;
+
 if(action == "UPDATE")
 {
    let keywords = files[0].fitsKeywords().filter(checkFITS);
@@ -25,28 +27,59 @@ if(action == "UPDATE")
        value = core.getString("Enter new value", value);
    else
        value = core.getFloat("Enter new value", value);
-    modify.updateKeyword(keyword, value);
+
+    if(keyword && value)
+    {
+        proceed = true;
+        modify.updateKeyword(keyword, value);
+    }
+}
+else if(action == "UPDATE_ADD")
+{
+    let keyword = core.getString("Enter keyword to update");
+    let value = core.getString("Enter new value");
+    if(keyword && value)
+    {
+        proceed = true;
+        keyword = keyword.toUpperCase();
+        modify.updateKeyword(keyword, value);
+    }
 }
 else if(action == "ADD")
 {
    let keyword = core.getString("Enter keyword to add");
    let value = core.getString("Enter new value");
-    keyword = keyword.toUpperCase();
-    modify.addKeyword(keyword, value);
+    if(keyword && value)
+    {
+        proceed = true;
+        keyword = keyword.toUpperCase();
+        modify.addKeyword(keyword, value);
+    }
 }
 else if(action == "REMOVE")
 {
    let keywords = files[0].fitsKeywords().filter(checkFITS);
    let keyword = core.getItem(keywords, "Select keyword to remove");
-    modify.removeKeyword(keyword);
-}
-
-for(file of files)
-{
-    if(file.suffix() == "fits" || file.suffix() == "fit" || file.suffix() == "xisf")
+    if(keyword)
    {
-        core.log("Modifing " + file.fileName());
-        file.modifyFITSRecords(modify);
+        proceed = true;
+        modify.removeKeyword(keyword);
    }
 }

+if(proceed)
+{
+    for(file of files)
+    {
+        if(file.suffix() == "fits" || file.suffix() == "fit" || file.suffix() == "xisf")
+        {
+            core.log("Modifing " + file.fileName());
+            file.modifyFITSRecords(modify);
+        }
+    }
+}
+else
+{
+    core.log("Canceled");
+}
+
@@ -33,6 +33,7 @@
            <li>Color space aware</li>
            <li>Histogram</li>
            <li>Scripting</li>
+            <li>Plate solving</li>
        </ul>
    </description>
    <categories>
@@ -46,6 +47,7 @@
    </keywords>
    <url type="homepage">https://nouspiro.space/?page_id=206</url>
    <url type="bugtracker">https://github.com/flathub/space.nouspiro.tenmon/issues</url>
+    <url type="vcs-browser">https://gitea.nouspiro.space/nou/tenmon</url>
    <screenshots>
        <screenshot type="default">
            <caption>Main window with image</caption>
@@ -58,6 +60,33 @@
    </screenshots>
    <content_rating type="oars-1.1"/>
    <releases>
+    <release version="20260217" date="2026-02-17">
+      <description>
+        <ul>
+          <li>Fix potentional crash</li>
+          <li>Enable sorting of FITS info</li>
+        </ul>
+      </description>
+    </release>
+    <release version="20251101" date="2025-11-01">
+      <description>
+        <ul>
+          <li>Better image Save as</li>
+          <li>Fix xisf file corruption when platesolving</li>
+          <li>Add selecting language</li>
+        </ul>
+      </description>
+    </release>
+    <release version="20250915" date="2025-09-15">
+      <description>
+        <ul>
+          <li>Draw equatorial grid and objects overlay</li>
+          <li>File Manager</li>
+          <li>Support for PCL:AstrometricSolution</li>
+          <li>Script console</li>
+        </ul>
+      </description>
+    </release>
    <release version="20250429" date="2025-04-29">
      <description>
        <ul>
@@ -118,7 +147,7 @@
    </release>
    <release version="20240816" date="2024-08-16">
      <description>
-        Fix saving image
+        <p>Fix saving image</p>
      </description>
    </release>
    <release version="20240616" date="2024-06-16">
@@ -13,6 +13,7 @@
 #include <QChart>
 #include <QChartView>
 #include <QLineSeries>
+#include <QCompleter>
 #include "scriptengine.h"
 #include "chartgraph.h"

@@ -100,6 +101,7 @@ BatchProcessing::BatchProcessing(Database *database, QWidget *parent) : QDialog(

    connect(_ui->addFilesButton, &QPushButton::released, this, &BatchProcessing::addFiles);
    connect(_ui->addDirButton, &QPushButton::released, this, &BatchProcessing::addDir);
+    connect(_ui->addMarkedButton, &QPushButton::released, this, &BatchProcessing::addMarked);
    connect(_ui->removeButton, &QPushButton::released, this, &BatchProcessing::removePath);
    connect(_ui->removeAllButton, &QPushButton::released, this, &BatchProcessing::removeAllPaths);
    connect(_ui->startButton, &QPushButton::released, this, &BatchProcessing::runScript);
@@ -109,6 +111,31 @@ BatchProcessing::BatchProcessing(Database *database, QWidget *parent) : QDialog(

    _textColor = _ui->log->palette().text().color();

+    _engine = new Script::ScriptEngine(_database, this);
+    connect(_engine, &Script::ScriptEngine::newMessage, this, &BatchProcessing::newMessage);
+
+    _completerModel = new QStringListModel(this);
+    _completer = new QCompleter(_completerModel, this);
+    _ui->consoleLineEdit->setCompleter(_completer);
+    connect(_ui->executeButton, &QPushButton::clicked, _ui->consoleLineEdit, &QLineEdit::returnPressed);
+    connect(_ui->consoleLineEdit, &QLineEdit::returnPressed, [this](){
+        if(!_completer->popup()->isVisible())
+        {
+            QString program = _ui->consoleLineEdit->text();
+            QJSValue val = _engine->eval(program);
+            _ui->consoleLineEdit->addLine();
+            //qDebug() << val.toString();
+        }
+    });
+
+    connect(_ui->consoleLineEdit, &QLineEdit::textEdited, [this](const QString &text){
+        QStringList comp = _engine->complete(text);
+        //qDebug() << comp;
+        _completerModel->setStringList(comp);
+    });
+
+    _ui->addFilesButton->setAutoDefault(false);
+
    QSettings settings;
    _ui->outputPath->setText(settings.value("batchprocessing/outputpath", QStandardPaths::standardLocations(QStandardPaths::PicturesLocation).first()).toString());
 }
@@ -142,6 +169,15 @@ void BatchProcessing::closeEvent(QCloseEvent *event)
    }
 }

+void BatchProcessing::refreshPaths()
+{
+    QStringList paths;
+    for(int i=0; i<_ui->pathsList->count(); i++)
+        paths.append(_ui->pathsList->item(i)->text());
+    _paths = scanDirectories(paths);
+    _engine->setParams("", _paths, _ui->outputPath->text());
+}
+
 void BatchProcessing::addFiles()
 {
    QSettings settings;
@@ -151,6 +187,7 @@ void BatchProcessing::addFiles()
        _ui->pathsList->addItems(files);
        settings.setValue("batchprocessing/inputpath", QFileInfo(files.first()).absolutePath());
    }
+    refreshPaths();
 }

 void BatchProcessing::addDir()
@@ -162,17 +199,32 @@ void BatchProcessing::addDir()
        _ui->pathsList->addItem(dir);
        settings.setValue("batchprocessing/inputpath", dir);
    }
+    refreshPaths();
+}
+
+void BatchProcessing::addMarked()
+{
+    QStringList files = _database->getMarkedFiles();
+    for(const QString &file : files)
+    {
+        QFileInfo info(file);
+        if(info.exists() && info.isReadable())
+            _ui->pathsList->addItem(file);
+    };
+    refreshPaths();
 }

 void BatchProcessing::removePath()
 {
    for(auto &item : _ui->pathsList->selectedItems())
        delete item;
+    refreshPaths();
 }

 void BatchProcessing::removeAllPaths()
 {
    _ui->pathsList->clear();
+    refreshPaths();
 }

 void BatchProcessing::browse()
@@ -196,9 +248,6 @@ void BatchProcessing::runScript()
        _engineThread = new Script::ScriptEngineThread(_database, this);
        connect(_engineThread, &Script::ScriptEngineThread::newMessage, this, &BatchProcessing::newMessage);
        connect(_engineThread, &Script::ScriptEngineThread::finished, this, &BatchProcessing::scriptFinished);
-        QStringList paths;
-        for(int i=0; i<_ui->pathsList->count(); i++)
-             paths.append(_ui->pathsList->item(i)->text());

        QFileInfo outDir(_ui->outputPath->text());
        if(outDir.exists() && outDir.isWritable())
@@ -209,7 +258,7 @@ void BatchProcessing::runScript()
            else
                script = ":/scripts/" + script;

-            _engineThread->setParams(script, scanDirectories(paths), _ui->outputPath->text());
+            _engineThread->setParams(script, _paths, _ui->outputPath->text());
            _engineThread->start();
            _ui->startButton->setEnabled(false);
            _ui->stopButton->setEnabled(true);
@@ -317,6 +366,48 @@ void BatchProcessing::plot(const QVariant &graph)
    chart->plot(graph);
 }

+ConsoleLine::ConsoleLine(QWidget *parent) : QLineEdit(parent)
+{
+}
+
+void ConsoleLine::addLine()
+{
+    QString line = text();
+    clear();
+    if(_history.size() && _history.last() == line)return;
+
+    _history.append(line);
+    if(_history.size() > 100)_history.removeFirst();
+    _currentLine = _history.size();
+}
+
+void ConsoleLine::keyReleaseEvent(QKeyEvent *event)
+{
+    if(event->key() == Qt::Key_Up)
+    {
+        _currentLine--;
+        if(_currentLine < 0)
+        {
+            _currentLine = -1;
+            clear();
+            return;
+        }
+        setText(_history.at(_currentLine));
+    }
+    else if(event->key() == Qt::Key_Down)
+    {
+        _currentLine++;
+        if(_currentLine >= _history.size())
+        {
+            _currentLine = _history.size();
+            clear();
+            return;
+        }
+        setText(_history.at(_currentLine));
+    }
+    else QLineEdit::keyReleaseEvent(event);
+}
+
 void openDir(const QString &path)
 {
 #ifdef Q_OS_LINUX
@@ -3,6 +3,9 @@

 #include <QDialog>
 #include <QFileSystemWatcher>
+#include <QStringListModel>
+#include <QCompleter>
+#include <QLineEdit>
 #include "scriptengine.h"

 namespace Ui { class BatchProcessing; }
@@ -16,8 +19,12 @@ class BatchProcessing : public QDialog
    QString _scriptBasePath;
    QFileSystemWatcher _fileWatcher;
    Script::ScriptEngineThread *_engineThread = nullptr;
+    Script::ScriptEngine *_engine = nullptr;
    QColor _textColor;
    Database *_database;
+    QStringListModel *_completerModel = nullptr;
+    QCompleter *_completer = nullptr;
+    QList<QPair<QString, QString>> _paths;
 private slots:
    void scanScriptDir();
 public:
@@ -25,9 +32,11 @@ public:
    ~BatchProcessing();
 protected:
    void closeEvent(QCloseEvent *event);
+    void refreshPaths();
 public slots:
    void addFiles();
    void addDir();
+    void addMarked();
    void removePath();
    void removeAllPaths();
    void browse();
@@ -46,6 +55,18 @@ public slots:
    void plot(const QVariant &graph);
 };

+class ConsoleLine : public QLineEdit
+{
+    Q_OBJECT
+public:
+    explicit ConsoleLine(QWidget *parent = nullptr);
+    void addLine();
+    void keyReleaseEvent(QKeyEvent *event) override;
+private:
+    int _currentLine = 0;
+    QStringList _history;
+};
+
 void openDir(const QString &path);

 #endif // BATCHPROCESSING_H
@@ -43,6 +43,9 @@
         <property name="text">
          <string>Add files</string>
         </property>
+         <property name="autoDefault">
+          <bool>false</bool>
+         </property>
        </widget>
       </item>
       <item>
@@ -50,6 +53,19 @@
         <property name="text">
          <string>Add directories</string>
         </property>
+         <property name="autoDefault">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPushButton" name="addMarkedButton">
+         <property name="text">
+          <string>Add marked</string>
+         </property>
+         <property name="autoDefault">
+          <bool>false</bool>
+         </property>
        </widget>
       </item>
       <item>
@@ -57,6 +73,9 @@
         <property name="text">
          <string>Remove</string>
         </property>
+         <property name="autoDefault">
+          <bool>false</bool>
+         </property>
        </widget>
       </item>
       <item>
@@ -64,6 +83,9 @@
         <property name="text">
          <string>Remove all</string>
         </property>
+         <property name="autoDefault">
+          <bool>false</bool>
+         </property>
        </widget>
       </item>
      </layout>
@@ -91,6 +113,9 @@
       <property name="text">
        <string>Browse</string>
       </property>
+       <property name="autoDefault">
+        <bool>false</bool>
+       </property>
      </widget>
     </item>
    </layout>
@@ -122,6 +147,9 @@
       <property name="text">
        <string>Open scripts</string>
       </property>
+       <property name="autoDefault">
+        <bool>false</bool>
+       </property>
      </widget>
     </item>
    </layout>
@@ -164,23 +192,30 @@
   <item>
    <layout class="QHBoxLayout" name="horizontalLayout_4">
     <item>
-      <spacer name="horizontalSpacer_2">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
+      <widget class="ConsoleLine" name="consoleLineEdit">
+       <property name="placeholderText">
+        <string>Console</string>
       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>40</width>
-         <height>20</height>
-        </size>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="executeButton">
+       <property name="text">
+        <string>Execute</string>
       </property>
-      </spacer>
+       <property name="autoDefault">
+        <bool>false</bool>
+       </property>
+      </widget>
     </item>
     <item>
      <widget class="QPushButton" name="startButton">
       <property name="text">
        <string>Start script</string>
       </property>
+       <property name="autoDefault">
+        <bool>false</bool>
+       </property>
      </widget>
     </item>
     <item>
@@ -191,12 +226,8 @@
       <property name="text">
        <string>Stop script</string>
       </property>
-      </widget>
-     </item>
-     <item>
-      <widget class="QPushButton" name="closeButton">
-       <property name="text">
-        <string>Close</string>
+       <property name="autoDefault">
+        <bool>false</bool>
       </property>
      </widget>
     </item>
@@ -204,23 +235,29 @@
   </item>
  </layout>
 </widget>
+ <customwidgets>
+  <customwidget>
+   <class>ConsoleLine</class>
+   <extends>QLineEdit</extends>
+   <header>batchprocessing.h</header>
+  </customwidget>
+ </customwidgets>
+ <tabstops>
+  <tabstop>pathsList</tabstop>
+  <tabstop>addFilesButton</tabstop>
+  <tabstop>addDirButton</tabstop>
+  <tabstop>addMarkedButton</tabstop>
+  <tabstop>removeButton</tabstop>
+  <tabstop>removeAllButton</tabstop>
+  <tabstop>browseButton</tabstop>
+  <tabstop>openScriptsButton</tabstop>
+  <tabstop>scriptsList</tabstop>
+  <tabstop>consoleLineEdit</tabstop>
+  <tabstop>startButton</tabstop>
+  <tabstop>stopButton</tabstop>
+  <tabstop>outputPath</tabstop>
+  <tabstop>log</tabstop>
+ </tabstops>
 <resources/>
- <connections>
-  <connection>
-   <sender>closeButton</sender>
-   <signal>released()</signal>
-   <receiver>BatchProcessing</receiver>
-   <slot>close()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>973</x>
-     <y>745</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>511</x>
-     <y>383</y>
-    </hint>
-   </hints>
-  </connection>
- </connections>
+ <connections/>
 </ui>
@@ -16,10 +16,29 @@ bool Database::init(const QLatin1String &connectionName)
    QDir dir(path);

    database = QSqlDatabase::addDatabase("QSQLITE", connectionName);
+    ngc = QSqlDatabase::addDatabase("QSQLITE", connectionName + "ngc");

    if(!dir.mkpath("."))
        return false;

+    if(ngc.isValid())
+    {
+        QString ngcDb = dir.absoluteFilePath("ngc.db");
+        if(!QFile::exists(ngcDb))
+            QFile::copy(":/ngc.db", ngcDb);
+
+        ngc.setDatabaseName(ngcDb);
+        if(ngc.open())
+        {
+            m_getNgc = QSqlQuery(ngc);
+            m_getNgc.prepare("SELECT *,IIF(V_Mag IS NULL, B_Mag, V_Mag) AS mag FROM ngc WHERE RA_deg BETWEEN ? AND ? AND DEC_deg BETWEEN ? AND ?");
+        }
+        else
+        {
+            qDebug() << "Could not open NGC database";
+        }
+    }
+
    if(database.isValid())
    {
        database.setDatabaseName(dir.absoluteFilePath("database2.db"));
@@ -42,8 +61,15 @@ bool Database::init(const QLatin1String &connectionName)
                query.exec("CREATE INDEX IF NOT EXISTS maxRa_idx ON fits_files(maxRa)");
                query.exec("CREATE INDEX IF NOT EXISTS minDec_idx ON fits_files(minDec)");
                query.exec("CREATE INDEX IF NOT EXISTS maxDec_idx ON fits_files(maxDec)");
+                version = 1;
            }
-            else if(version > 1)
+            if(version == 1)
+            {
+                query.exec("CREATE INDEX IF NOT EXISTS id_file_key ON fits_headers(id_file, key)");
+                query.exec("PRAGMA user_version = 2");
+                version = 2;
+            }
+            if(version > 2)
            {
                qDebug() << "Database version is too new";
                return false;
@@ -162,7 +188,7 @@ int Database::checkVersion(QSqlDatabase &db)
    return -1;
 }

-static QStringList nameFilters = {"*.fit", "*.fits", "*.fz", "*.xisf"};
+static QStringList nameFilters = {"*.fit", "*.fits", "*.fz", "*.fts", "*.xisf"};

 static int countFiles(const QDir &dir, QStringList &scannedDirs)
 {
@@ -182,7 +208,6 @@ void Database::indexDir(const QDir &dir, QProgressDialog *progress)
    QStringList scannedDirs;
    int count = countFiles(dir, scannedDirs);
    progress->setMaximum(count);
-    QSqlDatabase database = QSqlDatabase::database();
    database.transaction();

    scannedDirs.clear();
@@ -200,7 +225,6 @@ void Database::indexDir(const QDir &dir, QProgressDialog *progress)
 void Database::reindex(QProgressDialog *progress)
 {
    QVariantList deleteids;
-    QSqlDatabase database = QSqlDatabase::database();
    database.transaction();
    QSqlQuery size("SELECT COUNT(*) FROM fits_files", database);
    size.next();
@@ -239,6 +263,62 @@ QStringList Database::getFitsKeywords()
    return keywords;
 }

+QVector<SkyObject> Database::getObjects(double minRa, double maxRa, double minDec, double maxDec)
+{
+    QVector<SkyObject> objects;
+    if(!ngc.isOpen())return objects;
+
+    m_getNgc.bindValue(0, minRa);
+    m_getNgc.bindValue(1, maxRa);
+    m_getNgc.bindValue(2, minDec);
+    m_getNgc.bindValue(3, maxDec);
+
+    if(m_getNgc.exec())
+    {
+        while(m_getNgc.next())
+        {
+            QString name;
+            QString name2;
+            QString m = m_getNgc.value("M").toString();
+            QString ic = m_getNgc.value("IC").toString();
+            if(!m.isEmpty())
+            {
+                name = "M" + m;
+                m.clear();
+            }
+            else if(!ic.isEmpty())
+            {
+                name = "IC" + ic;
+                ic.clear();
+            }
+            else
+            {
+                name = m_getNgc.value("Name").toString();
+            }
+
+            if(!ic.isEmpty())name2 += "IC" + ic + " ";
+            name2 += m_getNgc.value("Common names").toString();
+
+            objects.append({
+                name,
+                name2,
+                {m_getNgc.value("RA_deg").toDouble(), m_getNgc.value("DEC_deg").toDouble()},
+                m_getNgc.value("MajAx").toDouble(),
+                m_getNgc.value("MinAx").toDouble(),
+                m_getNgc.value("PosAng").toDouble(),
+                m_getNgc.value("mag").isNull() ? NAN : m_getNgc.value("mag").toDouble(),
+                {0, 0},
+            });
+        }
+    }
+    return objects;
+}
+
+const QSqlDatabase &Database::db() const
+{
+    return database;
+}
+
 bool Database::indexDir2(const QDir &dir, QProgressDialog *progress, QStringList &scannedDirs)
 {
    if(scannedDirs.contains(dir.canonicalPath()))return true;
@@ -279,10 +359,10 @@ bool Database::indexFile(const QFileInfo &file)
        }
    }

-    bool ok;
-    if(filePath.endsWith(".xisf", Qt::CaseInsensitive))
+    bool ok = false;
+    if(isXISF(file.suffix()))
        ok = readXISFHeader(filePath, info);
-    else
+    else if(isFITS(file.suffix()))
        ok = readFITSHeader(filePath, info);

    qlonglong last_id = -1;
@@ -323,6 +403,7 @@ bool Database::indexFile(const QFileInfo &file)
        QVariantList file_id, keys, values, comments;
        for(const auto &record : info.fitsHeader)
        {
+            if(record.xisf && record.key.startsWith("PCL:"))continue;
            file_id << last_id;
            keys << QString(record.key);
            values << record.value.toString();
@@ -6,11 +6,13 @@
 #include <QSqlQuery>
 #include <QDir>
 #include <QProgressDialog>
+#include "imageinfodata.h"

 class Database : public QObject
 {
    Q_OBJECT
    QSqlDatabase database;
+    QSqlDatabase ngc;
    QSqlQuery m_markQuery;
    QSqlQuery m_unmarkQuery;
    QSqlQuery m_isMarkedQuery;
@@ -22,6 +24,8 @@ class Database : public QObject
    QSqlQuery m_headerKeywords;
    QSqlQuery m_deleteFile;

+    QSqlQuery m_getNgc;
+
    int m_progress;
 public:
    explicit Database(QObject *parent = 0);
@@ -37,6 +41,8 @@ public:
    void indexDir(const QDir &dir, QProgressDialog *progress);
    void reindex(QProgressDialog *progress);
    QStringList getFitsKeywords();
+    QVector<SkyObject> getObjects(double minRa, double maxRa, double minDec, double maxDec);
+    const QSqlDatabase& db() const;
 protected:
    bool indexDir2(const QDir &dir, QProgressDialog *progress, QStringList &scannedDirs);
    bool indexFile(const QFileInfo &file);
@@ -157,32 +157,67 @@ void FITSFileModel::filesUnmarked(const QModelIndexList &indexes)
    }
 }

+void FITSFileModel::load()
+{
+    if(!m_loaded)
+    {
+        m_loaded = true;
+        prepareQuery();
+    }
+}
+
 void FITSFileModel::prepareQuery()
 {
+    if(!m_loaded)return;
+
    QString cols;
    QString join;
    QStringList where;
    QString sql = m_columns.size() ? "SELECT f.file," : "SELECT f.file";
+    QVariantList bindValues;
+    QVariantList bindValuesJoin;
    for(int i=0; i<m_value.size(); i++)
    {
        if(m_key[i] == "file")
-            where.append(QString(" f.file LIKE '%1' ").arg(m_value[i]));
+        {
+            where.append(" f.file LIKE ? ");
+            bindValues.append(m_value[i]);
+        }
        else if(m_key[i] == "RA pos")
-            where.append(QString(" %1 BETWEEN f.minRa AND f.maxRa ").arg(RA(m_value[i])));
+        {
+            where.append(" ? BETWEEN f.minRa AND f.maxRa ");
+            bindValues.append(RA(m_value[i]));
+        }
        else if(m_key[i] == "DEC pos")
-            where.append(QString(" %1 BETWEEN f.minDec AND f.maxDec ").arg(DEC(m_value[i])));
+        {
+            where.append(" ? BETWEEN f.minDec AND f.maxDec ");
+            bindValues.append(DEC(m_value[i]));
+        }
        else if(m_key[i] == "RA range")
-            where.append(QString(" crVal1 BETWEEN %1 AND %2 ").arg(RA(m_value[i])).arg(RA(m_limit[i])));
+        {
+            where.append(" crVal1 BETWEEN ? AND ? ");
+            bindValues.append(RA(m_value[i]));
+            bindValues.append(RA(m_limit[i]));
+        }
        else if(m_key[i] == "DEC range")
-            where.append(QString(" crVal2 BETWEEN %1 AND %2 ").arg(DEC(m_value[i])).arg(DEC(m_limit[i])));
+        {
+            where.append(" crVal2 BETWEEN ? AND ? ");
+            bindValues.append(DEC(m_value[i]));
+            bindValues.append(DEC(m_limit[i]));
+        }
        else
-            join += QString(" JOIN fits_headers AS s%1 ON f.id=s%1.id_file AND s%1.key='%2' AND s%1.value LIKE '%3'").arg(i).arg(m_key[i]).arg(m_value[i]);
+        {
+            join += QString(" JOIN fits_headers AS s%1 ON f.id=s%1.id_file AND s%1.key=? AND s%1.value LIKE ? ").arg(i);
+            bindValuesJoin.append(m_key[i]);
+            bindValuesJoin.append(m_value[i]);
+        }
    }
    int i=0;
    for(auto &column : m_columns)
    {
        cols += QString("GROUP_CONCAT(h%1.value) AS h%1_value,").arg(i);
-        join += QString(" LEFT JOIN fits_headers AS h%1 ON f.id=h%1.id_file AND h%1.key='%2'").arg(i).arg(column);
+        join += QString(" LEFT JOIN fits_headers AS h%1 ON f.id=h%1.id_file AND h%1.key=?").arg(i);
+        bindValuesJoin.append(column);
        i++;
    }
    cols.chop(1);
@@ -191,7 +226,18 @@ void FITSFileModel::prepareQuery()
    sql += join;
    if(!where.isEmpty())sql += " WHERE " + where.join("AND");
    sql += " GROUP BY f.id" + m_sort;
-    setQuery(sql);
+
+    QSqlQuery query(m_database->db());
+    query.prepare(sql);
+    for(auto &val : bindValuesJoin)
+        query.addBindValue(val);
+    for(auto &val : bindValues)
+        query.addBindValue(val);
+
+    if(!query.exec())
+        qWarning() << "Failed to exectute query" << query.lastQuery() << bindValuesJoin << bindValues;
+    setQuery(std::move(query));
+
    setHeaderData(0, Qt::Horizontal, tr("File name"));
    i = 1;
    for(auto &column : m_columns)
@@ -300,12 +346,13 @@ DataBaseView::DataBaseView(Database *database, QWidget *parent) : QWidget(parent
    };

    QStringList fitsKeywords = m_database->getFitsKeywords();
+    QStringList filterKey = settings.value("databaseview/filterKey", QStringList{"file", "file", "file"}).toStringList();
    for(int i=0; i<3; i++)
    {
        m_filterKeyword[i] = new QComboBox(this);
        m_filterKeyword[i]->setMaximumWidth(300);
        addFilterItems(m_filterKeyword[i], fitsKeywords);
-
+        m_filterKeyword[i]->setCurrentText(filterKey[i]);

        m_search[i] = new QLineEdit(this);
        m_search[i]->setPlaceholderText(tr("Text to search, you can % as wildcard"));
@@ -339,8 +386,13 @@ DataBaseView::DataBaseView(Database *database, QWidget *parent) : QWidget(parent

 DataBaseView::~DataBaseView()
 {
+    QStringList filterKey;
+    for(int i = 0; i < 3; i++)
+        filterKey.append(m_filterKeyword[i]->currentText());
+
    QSettings settings;
    settings.setValue("databaseview/header", m_tableView->horizontalHeader()->saveState());
+    settings.setValue("databaseview/filterKey", filterKey);
 }

 void DataBaseView::selectColumns()
@@ -392,6 +444,7 @@ bool DataBaseView::exportCSV(const QString &path)
    if(!csv.open(QIODevice::WriteOnly | QIODevice::Text))
        return false;

+    m_model->load();
    QSqlQuery sql(m_model->query().lastQuery());
    int colCount = m_model->columnCount();
    QStringList header;
@@ -420,3 +473,8 @@ bool DataBaseView::exportCSV(const QString &path)
    }
    return true;
 }
+
+void DataBaseView::visible(bool visible)
+{
+    if(visible)m_model->load();
+}
@@ -30,6 +30,7 @@ class FITSFileModel : public QSqlQueryModel
    QStringList m_limit;
    QSet<QString> m_markedFiles;
    Database *m_database;
+    bool m_loaded = false;
 public:
    explicit FITSFileModel(Database *database, QObject *parent = nullptr);
    void sort(int column, Qt::SortOrder order) override;
@@ -38,6 +39,7 @@ public:
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
    void filesMarked(const QModelIndexList &indexes);
    void filesUnmarked(const QModelIndexList &indexes);
+    void load();
 protected:
    void prepareQuery();
 };
@@ -74,6 +76,7 @@ public slots:
    void itemActivated(const QModelIndex &index);
    void applyFilter();
    bool exportCSV(const QString &path);
+    void visible(bool visible);
 signals:
    void loadFile(QString file);
 };
@@ -0,0 +1,766 @@
+#include "filemanager.h"
+#include "ui_filemanager.h"
+#include "ui_fitskeyword.h"
+
+#include <QSettings>
+#include <QStandardPaths>
+#include <QDesktopServices>
+#include <QMimeData>
+#include <QClipboard>
+#include <QThread>
+#include <QDirIterator>
+#include "loadimage.h"
+
+class FileTimes
+{
+public:
+    explicit FileTimes(const QString &path)
+    {
+        QFile file(path);
+#ifndef Q_OS_WIN
+        birthTime = file.fileTime(QFileDevice::FileBirthTime);
+#endif
+        modificationTime = file.fileTime(QFileDevice::FileModificationTime);
+        accessTime = file.fileTime(QFileDevice::FileAccessTime);
+    }
+    void apply(const QString &path)
+    {
+        QFile file(path);
+        if(file.open(QIODevice::WriteOnly | QIODevice::Append | QIODevice::ExistingOnly))
+        {
+#ifndef Q_OS_WIN // Only windows allow changing birth time
+            file.setFileTime(birthTime, QFileDevice::FileBirthTime);
+#endif
+            file.setFileTime(accessTime, QFileDevice::FileAccessTime);
+            file.setFileTime(modificationTime, QFileDevice::FileModificationTime);
+        }
+    }
+private:
+    QDateTime birthTime;
+    QDateTime modificationTime;
+    QDateTime accessTime;
+};
+
+FileTransfer::FileTransfer(FileManager *fm) :
+    _fm(fm)
+{
+}
+
+FileTransfer::~FileTransfer()
+{
+    _run = false;
+}
+
+void FileTransfer::copy(const QStringList &src, const QString &dst)
+{
+    _run = true;
+    perform(src, dst, true);
+    emit finished();
+}
+
+void FileTransfer::move(const QStringList &src, const QString &dst)
+{
+    _run = true;
+    perform(src, dst, false);
+    emit finished();
+}
+
+void FileTransfer::cancel()
+{
+    _run = false;
+}
+
+void FileTransfer::perform(const QStringList &src, const QString &dst, bool copy)
+{
+    QDir dstDir(dst);
+    if(!dstDir.exists())
+    {
+        emit error(tr("Error"), tr("Destination directory %1 doesn't exists").arg(dstDir.absolutePath()));
+        return;
+    }
+
+    QList<Action> actions;
+    QStringList dirs;
+
+    emit progress(0);
+
+    for(const QString &i : src)
+    {
+        QFileInfo srcInfo(i);
+        if(srcInfo.absolutePath() == dst || dst.startsWith(srcInfo.absoluteFilePath()))
+            return;
+
+        if(srcInfo.isDir())
+        {
+            QDir srcDir(i);
+            //qDebug() << "dir" << srcInfo.absoluteFilePath() << srcInfo.fileName();
+            if(!copy && !dstDir.exists(srcInfo.fileName()))
+            {
+                if(QFile::rename(srcInfo.absoluteFilePath(), dstDir.absoluteFilePath(srcInfo.fileName())))
+                    continue;
+            }
+            actions.append({srcInfo.absoluteFilePath(), srcInfo.fileName(), true});
+            if(!copy)dirs.prepend(srcInfo.absoluteFilePath());
+            QDirIterator it(i, QDirIterator::Subdirectories | QDirIterator::FollowSymlinks);
+            while(it.hasNext())
+            {
+                QFileInfo info = it.nextFileInfo();
+                if(info.fileName() == "." || info.fileName() == "..")
+                    continue;
+
+                QString relativePath = srcDir.dirName() + "/" + srcDir.relativeFilePath(info.absoluteFilePath());
+                if(info.isDir())
+                {
+                    actions.append({"", relativePath, true});
+                    if(!copy)dirs.prepend(info.absoluteFilePath());
+                    //qDebug() << "dir" << info.absoluteFilePath() << relativePath;
+                }
+                else
+                {
+                    actions.append({info.absoluteFilePath(), dstDir.absoluteFilePath(relativePath), false});
+                    //qDebug() << "file" << info.absoluteFilePath() << dstDir.absoluteFilePath(relativePath);
+                }
+            }
+        }
+        else
+        {
+            actions.append({srcInfo.absoluteFilePath(), dstDir.absoluteFilePath(srcInfo.fileName())});
+            //qDebug() << "file" << srcInfo.absoluteFilePath() << dstDir.absoluteFilePath(srcInfo.fileName());
+        }
+    }
+
+    bool overwriteAll = false;
+    bool skipAll = false;
+    int total = actions.size();
+    int i = 0;
+    for(auto &a : actions)
+    {
+        if(!_run)
+            return;
+
+        if(a.dir)
+        {
+            dstDir.mkpath(a.dst);
+        }
+        else
+        {
+            QFileInfo dstInfo(a.dst);
+            if(dstInfo.exists())
+            {
+                if(overwriteAll)
+                {
+                    QFile::remove(dstInfo.absoluteFilePath());
+                }
+                else if(skipAll)
+                {
+                    emit progress(i++ * 100 / total);
+                    continue;
+                }
+                else
+                {
+                    QMessageBox::StandardButton ret;
+                    QMetaObject::invokeMethod(_fm, "overwrite", Qt::BlockingQueuedConnection, Q_RETURN_ARG(QMessageBox::StandardButton, ret), Q_ARG(QString, dstInfo.fileName()));
+                    switch(ret)
+                    {
+                    case QMessageBox::YesToAll:
+                        overwriteAll = true;//break; is intentionally missing
+                    case QMessageBox::Yes:
+                        QFile::remove(dstInfo.absoluteFilePath());
+                        break;
+                    case QMessageBox::NoToAll:
+                        skipAll = true;//break; is intentionally missing
+                    case QMessageBox::No:
+                        emit progress(i++ * 100 / total);
+                        continue;
+                        break;
+                    case QMessageBox::Cancel:
+                        return;
+                    default:
+                        break;
+                    }
+                }
+            }
+            FileTimes t(a.src);
+            if(copy)
+            {
+                if(!QFile::copy(a.src, a.dst))
+                {
+                    emit error(tr("Copy failed"), tr("Failed to copy file %1 to %2").arg(a.src).arg(a.dst));
+                    return;
+                }
+            }
+            else
+            {
+                if(!QFile::rename(a.src, a.dst))
+                {
+                    emit error(tr("Move failed"), tr("Failed to move file %1 to %2").arg(a.src).arg(a.dst));
+                    return;
+                }
+            }
+            t.apply(a.dst);
+        }
+        emit progress(i++ * 100 / total);
+    }
+
+    if(!copy)
+    {
+        for(const QString &d : dirs)
+        {
+            QDir dir(d);
+            if(dir.isEmpty())
+                dir.removeRecursively();
+        }
+    }
+}
+
+PathTabBar::PathTabBar(const QStringList &tabs) :
+    _tabs(tabs)
+{
+    setTabsClosable(true);
+    setExpanding(false);
+
+    for(auto &t : _tabs)
+    {
+        QDir dir(t);
+        int i = addTab(tabName(t));
+        setTabToolTip(i, t);
+    }
+
+    connect(this, &QTabBar::currentChanged, [this](int index){
+        QString path = _tabs.at(index);
+        emit pathChanged(path);
+    });
+    connect(this, &QTabBar::tabCloseRequested, [this](int index){
+        if(_tabs.size() >= 2)
+        {
+            _tabs.remove(index);
+            removeTab(index);
+        }
+    });
+    connect(this, &QTabBar::currentChanged, [this](int index){
+        emit tabChanged(_tabs[index]);
+    });
+}
+
+QHBoxLayout *PathTabBar::createLayout()
+{
+    QHBoxLayout *hlayout = new QHBoxLayout();
+
+    hlayout->addWidget(this);
+    hlayout->addStretch(2);
+    QPushButton *addButton = new QPushButton("+");
+    connect(addButton, &QPushButton::clicked, [this](){
+        QString path = _tabs[currentIndex()];
+        _tabs.append(path);
+        int i = addTab(tabName(path));
+        setTabToolTip(i, path);
+    });
+    hlayout->addWidget(addButton);
+    return hlayout;
+}
+
+const QStringList &PathTabBar::tabPaths() const
+{
+    return _tabs;
+}
+
+QString PathTabBar::currentTabPath() const
+{
+    int index = std::clamp(currentIndex(), 0, (int)_tabs.size());
+    return _tabs[index];
+}
+
+void PathTabBar::pathChanged(const QString &path)
+{
+    QDir dir(path);
+    int index = currentIndex();
+    setTabText(index, tabName(path));
+    setTabToolTip(index, path);
+    _tabs[index] = path;
+}
+
+QString PathTabBar::tabName(const QString &path)
+{
+    QDir dir(path);
+    if(dir.dirName().isEmpty())
+        return path;
+    else
+        return dir.dirName();
+}
+
+FITSSelection::FITSSelection(const QStringList &keywords, QWidget *parent) : QDialog(parent)
+    ,ui(new Ui::FITSKeyword)
+{
+    ui->setupUi(this);
+    connect(ui->addButton, &QPushButton::clicked, [this](){
+        auto item = ui->keywordList->findItems(ui->keyword->text(), Qt::MatchFixedString | Qt::MatchCaseSensitive);
+        if(item.size())return;
+        ui->keywordList->addItem(ui->keyword->text());
+    });
+    connect(ui->removeButton, &QPushButton::clicked, [this](){
+        auto items = ui->keywordList->selectedItems();
+        for(auto item : items)
+            delete item;
+    });
+
+    ui->keywordList->addItems(keywords);
+}
+
+FITSSelection::~FITSSelection()
+{
+    delete ui;
+}
+
+QStringList FITSSelection::FITSKeywords() const
+{
+    QStringList keywords;
+    for(int i = 0; i < ui->keywordList->count(); i++)
+        keywords.append(ui->keywordList->item(i)->text());
+
+    return keywords;
+}
+
+FileManager::FileManager(const QSet<QString> &openFilter, QWidget *parent) : QMainWindow(parent)
+    ,ui(new Ui::FileManager)
+{
+    ui->setupUi(this);
+
+    QStringList standardLocations = QStandardPaths::standardLocations(QStandardPaths::PicturesLocation);
+    QString picturesPath;
+    if(standardLocations.size())
+        picturesPath = standardLocations.first();
+
+    QSettings settings;
+    QStringList leftTabs = settings.value("filemanager/leftTabPaths", picturesPath).toStringList();
+    QStringList rightTabs = settings.value("filemanager/rightTabPaths", picturesPath).toStringList();
+    if(leftTabs.empty())leftTabs.append(picturesPath);
+    if(rightTabs.empty())rightTabs.append(picturesPath);
+
+    ui->leftTab->setOpenFilter(openFilter);
+    ui->rightTab->setOpenFilter(openFilter);
+
+    _rightTabBar = new PathTabBar(rightTabs);
+    ui->rightLayout->insertLayout(0, _rightTabBar->createLayout());
+    connect(_rightTabBar, &PathTabBar::tabChanged, ui->rightTab, &DirView::setDir);
+
+    _leftTabBar = new PathTabBar(leftTabs);
+    ui->leftLayout->insertLayout(0, _leftTabBar->createLayout());
+    connect(_leftTabBar, &PathTabBar::tabChanged, ui->leftTab, &DirView::setDir);
+
+    connect(ui->leftTab, &DirView::dirChanged, ui->leftPath, &QLineEdit::setText);
+    connect(ui->leftTab, &DirView::dirChanged, _leftTabBar, &PathTabBar::pathChanged);
+    connect(ui->rightTab, &DirView::dirChanged, ui->rightPath, &QLineEdit::setText);
+    connect(ui->rightTab, &DirView::dirChanged, _rightTabBar, &PathTabBar::pathChanged);
+    connect(ui->leftTab, &DirView::openFile, this, &FileManager::openFile);
+    connect(ui->rightTab, &DirView::openFile, this, &FileManager::openFile);
+    connect(ui->leftTab, &DirView::filesAction, this, &FileManager::copyMoveFiles, Qt::QueuedConnection);
+    connect(ui->rightTab, &DirView::filesAction, this, &FileManager::copyMoveFiles, Qt::QueuedConnection);
+    connect(ui->actionLoad_FITS_keywordsLeft, &QAction::toggled, ui->leftTab, &DirView::loadFitsKeywords);
+    connect(ui->actionLoad_FITS_keywordsRight, &QAction::toggled, ui->rightTab, &DirView::loadFitsKeywords);
+
+    ui->leftTab->setDir(_leftTabBar->currentTabPath());
+    ui->leftTab->setFITSKeywords(settings.value("filemanager/leftFitsKeywords", QStringList("OBJECT")).toStringList());
+    ui->leftTab->header()->restoreState(settings.value("filemanager/leftTabHeader").toByteArray());
+    ui->rightTab->setDir(_rightTabBar->currentTabPath());
+    ui->rightTab->setFITSKeywords(settings.value("filemanager/rightFitsKeywords", QStringList("OBJECT")).toStringList());
+    ui->rightTab->header()->restoreState(settings.value("filemanager/rightTabHeader").toByteArray());
+
+    ui->actionLoad_FITS_keywordsLeft->setChecked(settings.value("filemanager/leftLoadFitsKeywords", true).toBool());
+    ui->actionLoad_FITS_keywordsRight->setChecked(settings.value("filemanager/rightLoadFitsKeywords", true).toBool());
+    restoreGeometry(settings.value("filemanager/geometry").toByteArray());
+
+    setAttribute(Qt::WA_DeleteOnClose);
+
+    connect(ui->actionSelect_columnsLeft, &QAction::triggered, this, &FileManager::selectFITSKeywords);
+    connect(ui->actionSelect_columnsRight, &QAction::triggered, this, &FileManager::selectFITSKeywords);
+    connect(ui->actionCopySelectedFilesPathsLeft, &QAction::triggered, this, &FileManager::copySelectedFilesPaths);
+    connect(ui->actionCopySelectedFilesPathsRight, &QAction::triggered, this, &FileManager::copySelectedFilesPaths);
+    connect(ui->leftPath, &QLineEdit::returnPressed, this, &FileManager::pathEdited);
+    connect(ui->rightPath, &QLineEdit::returnPressed, this, &FileManager::pathEdited);
+
+    QFileInfoList drives = QDir::drives();
+    for(auto &drive : drives)
+    {
+        QString path = drive.absoluteFilePath();
+        ui->menuLeft_Tab->addAction(drive.absoluteFilePath(), [path, this](){ ui->leftTab->setDir(path); });
+        ui->menuRight_Tab->addAction(drive.absoluteFilePath(), [path, this](){ ui->rightTab->setDir(path); });
+    }
+
+    ui->progressBar->hide();
+    ui->cancelButton->hide();
+
+    _thread = new QThread(this);
+    _thread->start();
+    _fileTransfer = new FileTransfer(this);
+    _fileTransfer->moveToThread(_thread);
+    connect(_fileTransfer, &FileTransfer::progress, ui->progressBar, &QProgressBar::setValue);
+    connect(_fileTransfer, &FileTransfer::error, this, &FileManager::errorMessage);
+    connect(_fileTransfer, &FileTransfer::finished, [this](){
+        ui->leftTab->setDragEnabled(true);
+        ui->rightTab->setDragEnabled(true);
+        ui->progressBar->hide();
+        ui->cancelButton->hide();
+    });
+    connect(this, &FileManager::copy, _fileTransfer, &FileTransfer::copy);
+    connect(this, &FileManager::move, _fileTransfer, &FileTransfer::move);
+    connect(ui->cancelButton, &QPushButton::clicked, [this](){ _fileTransfer->cancel(); });
+}
+
+FileManager::~FileManager()
+{
+    QSettings settings;
+    settings.setValue("filemanager/leftFitsKeywords", ui->leftTab->FITSKeywords());
+    settings.setValue("filemanager/leftTabPaths", _leftTabBar->tabPaths());
+    settings.setValue("filemanager/leftTabHeader", ui->leftTab->header()->saveState());
+    settings.setValue("filemanager/rightFitsKeywords", ui->rightTab->FITSKeywords());
+    settings.setValue("filemanager/rightTabPaths", _rightTabBar->tabPaths());
+    settings.setValue("filemanager/rightTabHeader", ui->rightTab->header()->saveState());
+    settings.setValue("filemanager/leftLoadFitsKeywords", ui->actionLoad_FITS_keywordsLeft->isChecked());
+    settings.setValue("filemanager/rightLoadFitsKeywords", ui->actionLoad_FITS_keywordsRight->isChecked());
+    settings.setValue("filemanager/geometry", saveGeometry());
+    delete ui;
+
+    _fileTransfer->cancel();
+    _thread->quit();
+    _thread->wait();
+
+    delete _fileTransfer;
+}
+
+void FileManager::selectFITSKeywords()
+{
+    QStringList columns;
+    if(sender() == ui->actionSelect_columnsLeft)
+        columns = ui->leftTab->FITSKeywords();
+    if(sender() == ui->actionSelect_columnsRight)
+        columns = ui->rightTab->FITSKeywords();
+
+    FITSSelection selection(columns, this);
+    int ret = selection.exec();
+
+    if(ret == QDialog::Accepted)
+    {
+        if(sender() == ui->actionSelect_columnsLeft)
+            ui->leftTab->setFITSKeywords(selection.FITSKeywords());
+
+        if(sender() == ui->actionSelect_columnsRight)
+            ui->rightTab->setFITSKeywords(selection.FITSKeywords());
+    }
+}
+
+void FileManager::copySelectedFilesPaths()
+{
+    if(sender() == ui->actionCopySelectedFilesPathsLeft)
+        ui->leftTab->copySelectedFilesPathsToClipboard();
+    if(sender() == ui->actionCopySelectedFilesPathsRight)
+        ui->rightTab->copySelectedFilesPathsToClipboard();
+}
+
+void FileManager::pathEdited()
+{
+    if(sender() == ui->leftPath)
+    {
+        QDir dir(ui->leftPath->text());
+        if(dir.exists())
+            ui->leftTab->setDir(dir.absolutePath());
+    }
+    if(sender() == ui->rightPath)
+    {
+        QDir dir(ui->rightPath->text());
+        if(dir.exists())
+            ui->rightTab->setDir(dir.absolutePath());
+    }
+}
+
+void FileManager::copyMoveFiles(Qt::DropAction action, const QStringList &src, const QString &dst)
+{
+    ui->leftTab->setDragEnabled(false);
+    ui->rightTab->setDragEnabled(false);
+    ui->progressBar->show();
+    ui->cancelButton->show();
+
+    switch(action)
+    {
+    case Qt::CopyAction:
+        emit copy(src, dst);
+        break;
+    case Qt::MoveAction:
+        emit move(src, dst);
+        break;
+    case Qt::LinkAction:
+    default:
+        break;
+    }
+}
+
+QMessageBox::StandardButton FileManager::overwrite(const QString &dst)
+{
+    QMessageBox::StandardButton button = QMessageBox::question(this, tr("Overwrite file?"), tr("Destination file %1 already exists. Overwrite?").arg(dst),
+                                                               QMessageBox::Yes | QMessageBox::YesToAll | QMessageBox::No | QMessageBox::NoToAll | QMessageBox::Cancel);
+
+    return button;
+}
+
+void FileManager::errorMessage(const QString &title, const QString &text)
+{
+    QMessageBox::critical(this, title, text);
+}
+
+QCache<QString, ImageInfoData>* DirFileSystemModel::getCacheInstance()
+{
+    static bool init = true;
+    static QCache<QString, ImageInfoData> cache;
+    if(!init)
+    {
+        cache.setMaxCost(10000);
+        init = false;
+    }
+    return &cache;
+}
+
+DirFileSystemModel::DirFileSystemModel(QWidget *parentWidget) : QFileSystemModel(parentWidget)
+    ,_parentWidget(parentWidget)
+{
+    _cache = getCacheInstance();
+    setFilter(QDir::AllEntries | QDir::NoDot);
+    _fitsKeywords = {"OBJECT"};
+}
+
+void DirFileSystemModel::setDir(const QString &path)
+{
+    _dir = index(path);
+}
+
+QString DirFileSystemModel::dir() const
+{
+    return fileInfo(_dir).canonicalFilePath();
+}
+
+void DirFileSystemModel::setFITSKeywords(const QStringList &keywords)
+{
+    beginResetModel();
+    _fitsKeywords = keywords;
+    endResetModel();
+}
+
+const QStringList &DirFileSystemModel::FITSKeywords() const
+{
+    return _fitsKeywords;
+}
+
+Qt::ItemFlags DirFileSystemModel::flags(const QModelIndex &index) const
+{
+    Qt::ItemFlags ret = QFileSystemModel::flags(index) & ~Qt::ItemIsEditable;
+    if(index.row() == 0)ret &= ~Qt::ItemIsDragEnabled;
+    return ret;
+}
+
+int DirFileSystemModel::columnCount(const QModelIndex &parent) const
+{
+    return QFileSystemModel::columnCount(parent) + _fitsKeywords.size();
+}
+
+QVariant DirFileSystemModel::data(const QModelIndex &index, int role) const
+{
+    if(index.column() >= QFileSystemModel::columnCount() && role == Qt::DisplayRole)
+    {
+        QFileInfo info = fileInfo(index);
+        QString path = info.canonicalFilePath();
+        QString suffix = info.suffix();
+        ImageInfoData *infoData = nullptr;
+        if(_cache->contains(path))
+        {
+            infoData = _cache->object(path);
+        }
+        else
+        {
+            if(_loadFitsKeywords)
+            {
+                infoData = new ImageInfoData;
+                if(isFITS(suffix))
+                    readFITSHeader(path, *infoData);
+                else if(isXISF(suffix))
+                    readXISFHeader(path, *infoData);
+                _cache->insert(path, infoData);
+            }
+        }
+        if(infoData)
+        {
+            int column = index.column() - QFileSystemModel::columnCount();
+            if(column < _fitsKeywords.size())
+            {
+                const QString &key = _fitsKeywords.at(column);
+                for(auto &record : infoData->fitsHeader)
+                    if(record.key == key)
+                        return record.value;
+            }
+        }
+        return "";
+    }
+    return QFileSystemModel::data(index, role);
+}
+
+QVariant DirFileSystemModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if(orientation == Qt::Horizontal && role == Qt::DisplayRole && section >= QFileSystemModel::columnCount())
+        return _fitsKeywords.at(section - QFileSystemModel::columnCount());
+
+    return QFileSystemModel::headerData(section, orientation, role);
+}
+
+bool DirFileSystemModel::hasChildren(const QModelIndex &parent) const
+{
+    if(parent.parent() == _dir)return false;
+
+    return QFileSystemModel::hasChildren(parent);
+}
+
+bool DirFileSystemModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent)
+{
+    Q_UNUSED(row);
+    Q_UNUSED(column);
+    if(data->hasUrls())
+    {
+        QStringList srcPaths;
+        for(auto &url : data->urls())
+            srcPaths.append(url.toLocalFile());
+        emit filesAction(action, srcPaths, filePath(parent));
+    }
+
+    return false;
+}
+
+void DirFileSystemModel::loadFitsKeywords(bool enable)
+{
+    _loadFitsKeywords = enable;
+}
+
+DirView::DirView(QWidget *parent) : QTreeView(parent)
+{
+    _dirFileSystemModel = new DirFileSystemModel(this);
+    _dirFileSystemModel->setRootPath(QDir::drives().first().path());
+    _dirFileSystemModel->setReadOnly(false);
+    setDragEnabled(true);
+    setAcceptDrops(true);
+
+    connect(_dirFileSystemModel, &DirFileSystemModel::filesAction, this, &DirView::filesAction);
+
+    setModel(_dirFileSystemModel);
+    setSelectionMode(QAbstractItemView::ExtendedSelection);
+
+    connect(this, &QTreeView::doubleClicked, [this](const QModelIndex &index){
+        QFileInfo info = _dirFileSystemModel->fileInfo(index);
+        if(_dirFileSystemModel->isDir(index))
+        {
+            setDir(info.canonicalFilePath());
+        }
+        else if(info.isFile())
+        {
+            if(_openFilter.contains(info.suffix().toLower()))
+                emit openFile(info.absoluteFilePath());
+            else
+                QDesktopServices::openUrl(QUrl::fromLocalFile(info.absoluteFilePath()));
+        }
+    });
+
+    header()->setContextMenuPolicy(Qt::CustomContextMenu);
+    connect(header(), &QHeaderView::customContextMenuRequested, this, &DirView::headerContextMenu);
+}
+
+void DirView::setDir(const QString &path)
+{
+    QString oldPath = _dirFileSystemModel->dir();
+#ifdef Q_OS_WINDOWS
+    const int ROOT_LEN = 3;
+#else
+    const int ROOT_LEN = 1;
+#endif
+
+    if(oldPath.left(ROOT_LEN) != path.left(ROOT_LEN))
+        _dirFileSystemModel->setRootPath(path.left(ROOT_LEN));
+
+    QString newPath = path;
+    if(!QFileInfo::exists(path))
+    {
+        QDir dir(path);
+        do
+        {
+            dir.setPath(QDir::cleanPath(dir.filePath("..")));
+        }while(!dir.exists() && !dir.isRoot());
+        newPath = dir.path();
+    }
+
+    _dirFileSystemModel->setDir(newPath);
+    setRootIndex(_dirFileSystemModel->index(newPath, 0));
+    clearSelection();
+    if(oldPath != newPath)emit dirChanged(newPath);
+}
+
+QString DirView::dir() const
+{
+    return _dirFileSystemModel->dir();
+}
+
+void DirView::setOpenFilter(const QSet<QString> &openFilter)
+{
+    _openFilter = openFilter;
+}
+
+void DirView::setFITSKeywords(const QStringList &keywords)
+{
+    QString d = dir();
+    _dirFileSystemModel->setFITSKeywords(keywords);
+    setDir(d);
+}
+
+const QStringList &DirView::FITSKeywords() const
+{
+    return _dirFileSystemModel->FITSKeywords();
+}
+
+void DirView::headerContextMenu(const QPoint &pos)
+{
+    QHeaderView *head = header();
+    QMenu menu;
+    int count = head->count();
+    for(int i = 0; i < count; i++)
+    {
+        QAction *a = menu.addAction(head->model()->headerData(i, Qt::Horizontal).toString());
+        a->setCheckable(true);
+        a->setChecked(!head->isSectionHidden(i));
+        a->setData(i);
+    }
+
+    QAction *a = menu.exec(mapToGlobal(pos));
+    if(a)
+    {
+        if(a->isChecked())head->showSection(a->data().toInt());
+        else head->hideSection(a->data().toInt());
+    }
+}
+
+void DirView::loadFitsKeywords(bool enable)
+{
+    _dirFileSystemModel->loadFitsKeywords(enable);
+}
+
+void DirView::copySelectedFilesPathsToClipboard() const
+{
+    QList<QUrl> urls;
+    QString text;
+    auto selected = selectionModel()->selectedRows();
+    for(auto &item : selected)
+    {
+        if(item.column() == 0)
+        {
+            QString path = _dirFileSystemModel->filePath(item);
+            text.append(path); text.append('\n');
+            urls.append(QUrl::fromLocalFile(path));
+        }
+    }
+    QClipboard *clipboard = QApplication::clipboard();
+    QMimeData *mimeData = new QMimeData();
+    mimeData->setUrls(urls);
+    mimeData->setText(text);
+    clipboard->setMimeData(mimeData);
+}
@@ -0,0 +1,150 @@
+#ifndef FILEMANAGER_H
+#define FILEMANAGER_H
+
+#include <QMainWindow>
+#include <QCache>
+#include <QFileSystemModel>
+#include <QTreeView>
+#include <QDialog>
+#include <QTabBar>
+#include <QHBoxLayout>
+#include <QMessageBox>
+#include "imageinfodata.h"
+
+namespace Ui {
+class FileManager;
+class FITSKeyword;
+}
+
+class FileManager;
+
+class FileTransfer: public QObject
+{
+    Q_OBJECT
+public:
+    explicit FileTransfer(FileManager *fm);
+    ~FileTransfer();
+public slots:
+    void copy(const QStringList &src, const QString &dst);
+    void move(const QStringList &src, const QString &dst);
+    void cancel();
+signals:
+    void progress(int percent);
+    void finished();
+    void error(const QString &title, const QString &text);
+private:
+    void perform(const QStringList &src, const QString &dst, bool copy);
+    struct Action
+    {
+        QString src;
+        QString dst;
+        bool dir = false;
+    };
+    FileManager *_fm;
+    bool _run = true;
+};
+
+class PathTabBar : public QTabBar
+{
+    Q_OBJECT
+public:
+    explicit PathTabBar(const QStringList &tabs);
+    QHBoxLayout* createLayout();
+    const QStringList& tabPaths() const;
+    QString currentTabPath() const;
+public slots:
+    void pathChanged(const QString &path);
+signals:
+    void tabChanged(const QString &path);
+private:
+    QStringList _tabs;
+    QString tabName(const QString &path);
+};
+
+class FITSSelection : public QDialog
+{
+    Q_OBJECT
+public:
+    FITSSelection(const QStringList &keywords, QWidget *parent = nullptr);
+    ~FITSSelection();
+    QStringList FITSKeywords() const;
+private:
+    Ui::FITSKeyword *ui;
+};
+
+class FileManager : public QMainWindow
+{
+    Q_OBJECT
+public:
+    explicit FileManager(const QSet<QString> &openFilter, QWidget *parent = nullptr);
+    ~FileManager();
+public slots:
+    void selectFITSKeywords();
+    void copySelectedFilesPaths();
+    void pathEdited();
+    void copyMoveFiles(Qt::DropAction action, const QStringList &src, const QString &dst);
+    QMessageBox::StandardButton overwrite(const QString &dst);
+    void errorMessage(const QString &title, const QString &text);
+signals:
+    void openFile(const QString &path);
+    void copy(const QStringList &src, const QString &dst);
+    void move(const QStringList &src, const QString &dst);
+private:
+    Ui::FileManager *ui;
+    PathTabBar *_leftTabBar;
+    PathTabBar *_rightTabBar;
+    QThread *_thread;
+    FileTransfer *_fileTransfer;
+};
+
+class DirFileSystemModel : public QFileSystemModel
+{
+    Q_OBJECT
+public:
+    explicit DirFileSystemModel(QWidget *parentWidget);
+    void setDir(const QString &path);
+    QString dir() const;
+    void setFITSKeywords(const QStringList &keywords);
+    const QStringList& FITSKeywords() const;
+    Qt::ItemFlags flags(const QModelIndex &index) const override;
+    int columnCount(const QModelIndex &parent) const override;
+    QVariant data(const QModelIndex &index, int role) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+    bool hasChildren(const QModelIndex &parent) const override;
+    bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
+public slots:
+    void loadFitsKeywords(bool enable);
+signals:
+    void filesAction(Qt::DropAction action, const QStringList &src, const QString &dst);
+private:
+    mutable QCache<QString, ImageInfoData> *_cache = nullptr;
+    static QCache<QString, ImageInfoData>* getCacheInstance();
+    QModelIndex _dir;
+    QStringList _fitsKeywords;
+    bool _loadFitsKeywords = true;
+    QWidget *_parentWidget = nullptr;
+};
+
+class DirView : public QTreeView
+{
+    Q_OBJECT
+    DirFileSystemModel *_dirFileSystemModel = nullptr;
+    QSet<QString> _openFilter;
+public:
+    explicit DirView(QWidget *parent = nullptr);
+    void setDir(const QString &path);
+    QString dir() const;
+    void setOpenFilter(const QSet<QString> &openFilter);
+    void setFITSKeywords(const QStringList &keywords);
+    const QStringList& FITSKeywords() const;
+public slots:
+    void headerContextMenu(const QPoint &pos);
+    void loadFitsKeywords(bool enable);
+    void copySelectedFilesPathsToClipboard() const;
+signals:
+    void dirChanged(const QString &path);
+    void openFile(const QString &path);
+    void filesAction(Qt::DropAction action, const QStringList &src, const QString &dst);
+};
+
+#endif // FILEMANAGER_H
@@ -0,0 +1,150 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>FileManager</class>
+ <widget class="QMainWindow" name="FileManager">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>1282</width>
+    <height>858</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>File Manager</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QVBoxLayout" name="verticalLayout">
+    <item>
+     <layout class="QHBoxLayout" name="horizontalLayout">
+      <item>
+       <layout class="QVBoxLayout" name="leftLayout">
+        <item>
+         <widget class="QLineEdit" name="leftPath"/>
+        </item>
+        <item>
+         <widget class="DirView" name="leftTab"/>
+        </item>
+       </layout>
+      </item>
+      <item>
+       <layout class="QVBoxLayout" name="rightLayout">
+        <item>
+         <widget class="QLineEdit" name="rightPath"/>
+        </item>
+        <item>
+         <widget class="DirView" name="rightTab"/>
+        </item>
+       </layout>
+      </item>
+     </layout>
+    </item>
+    <item>
+     <layout class="QHBoxLayout" name="progressLayout">
+      <item>
+       <widget class="QProgressBar" name="progressBar">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+          <horstretch>1</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="value">
+         <number>0</number>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPushButton" name="cancelButton">
+        <property name="text">
+         <string>Cancel</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>1282</width>
+     <height>23</height>
+    </rect>
+   </property>
+   <widget class="QMenu" name="menuLeft_Tab">
+    <property name="title">
+     <string>Left Tab</string>
+    </property>
+    <addaction name="actionLoad_FITS_keywordsLeft"/>
+    <addaction name="actionSelect_columnsLeft"/>
+    <addaction name="actionCopySelectedFilesPathsLeft"/>
+    <addaction name="separator"/>
+   </widget>
+   <widget class="QMenu" name="menuRight_Tab">
+    <property name="title">
+     <string>Right Tab</string>
+    </property>
+    <addaction name="actionLoad_FITS_keywordsRight"/>
+    <addaction name="actionSelect_columnsRight"/>
+    <addaction name="actionCopySelectedFilesPathsRight"/>
+    <addaction name="separator"/>
+   </widget>
+   <addaction name="menuLeft_Tab"/>
+   <addaction name="menuRight_Tab"/>
+  </widget>
+  <action name="actionLoad_FITS_keywordsLeft">
+   <property name="checkable">
+    <bool>true</bool>
+   </property>
+   <property name="checked">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>Load FITS keywords</string>
+   </property>
+  </action>
+  <action name="actionLoad_FITS_keywordsRight">
+   <property name="checkable">
+    <bool>true</bool>
+   </property>
+   <property name="checked">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>Load FITS keywords</string>
+   </property>
+  </action>
+  <action name="actionSelect_columnsLeft">
+   <property name="text">
+    <string>Select columns</string>
+   </property>
+  </action>
+  <action name="actionSelect_columnsRight">
+   <property name="text">
+    <string>Select columns</string>
+   </property>
+  </action>
+  <action name="actionCopySelectedFilesPathsLeft">
+   <property name="text">
+    <string>Copy selected files paths</string>
+   </property>
+  </action>
+  <action name="actionCopySelectedFilesPathsRight">
+   <property name="text">
+    <string>Copy selected files paths</string>
+   </property>
+  </action>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>DirView</class>
+   <extends>QTreeView</extends>
+   <header>filemanager.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>
@@ -5,6 +5,7 @@
 #include <QMenu>
 #include <QSettings>
 #include <QHeaderView>
+#include <QMimeDatabase>

 FilesystemWidget::FilesystemWidget(QAbstractItemModel *model, QWidget *parent) : QWidget(parent)
  , m_model(model)
@@ -117,6 +118,7 @@ void Filetree::contextMenuEvent(QContextMenuEvent *event)
    {
        setRootIndex(index);
        m_rootDir = m_fileSystemModel->filePath(index);
+        m_fileSystemModel->setRootPath(m_rootDir);
    }
    else if(a == resetRoot)
    {
@@ -127,6 +129,7 @@ void Filetree::contextMenuEvent(QContextMenuEvent *event)
    {
        setRootIndex(rootIndex().parent());
        m_rootDir = m_fileSystemModel->filePath(rootIndex().parent());
+        m_fileSystemModel->setRootPath(m_rootDir);
    }
    else if(a == copy)
    {
@@ -3,6 +3,7 @@

 #include <QWidget>
 #include <QFileSystemModel>
+#include <QIdentityProxyModel>
 #include <QListView>
 #include <QTreeView>

@@ -0,0 +1,98 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>FITSKeyword</class>
+ <widget class="QDialog" name="FITSKeyword">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>432</width>
+    <height>443</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>FITS Columns</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QListWidget" name="keywordList">
+     <property name="dragEnabled">
+      <bool>true</bool>
+     </property>
+     <property name="dragDropMode">
+      <enum>QAbstractItemView::InternalMove</enum>
+     </property>
+     <property name="defaultDropAction">
+      <enum>Qt::MoveAction</enum>
+     </property>
+     <property name="selectionMode">
+      <enum>QAbstractItemView::ExtendedSelection</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLineEdit" name="keyword"/>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QPushButton" name="addButton">
+       <property name="text">
+        <string>Add</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="removeButton">
+       <property name="text">
+        <string>Remove</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>FITSKeyword</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>215</x>
+     <y>420</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>215</x>
+     <y>221</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>FITSKeyword</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>215</x>
+     <y>420</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>215</x>
+     <y>221</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
@@ -11,6 +11,8 @@ ImageInfo::ImageInfo(QWidget *parent) : QTreeWidget(parent)
    setIndentation(5);
    QSettings settings;
    header()->restoreState(settings.value("imageinfo/headerstate").toByteArray());
+    setSortingEnabled(true);
+    header()->setSortIndicatorClearable(true);
 }

 ImageInfo::~ImageInfo()
@@ -4,6 +4,7 @@
 #include <QRegularExpression>
 #include <wcslib/wcshdr.h>
 #include <wcslib/wcsfix.h>
+#include "database.h"
 #include "libxisf.h"

 static const QVector<QByteArray> noEditableKey = {"SIMPLE", "BITPIX", "NAXIS", "NAXIS1", "NAXIS2", "NAXIS3", "EXTEND", "BZERO", "BSCALE"};
@@ -29,6 +30,7 @@ FITSRecord::FITSRecord(const LibXISF::FITSKeyword &record)
        string.chop(1);
        string.remove(0, 1);
    }
+    string = string.trimmed();
    bool isint;
    bool isdouble;
    double vald = string.toDouble(&isdouble);
@@ -85,6 +87,7 @@ WCSDataT::WCSDataT(int width, int height, const QVector<FITSRecord> &header) :
    for(const FITSRecord &record : header)
    {
        if(record.key.startsWith("PV"))continue;
+        if(record.xisf)continue;

        QByteArray rec;
        rec.append(record.key.leftJustified(8, ' '));
@@ -153,9 +156,9 @@ bool WCSDataT::worldToPixel(const SkyPoint &point, QPointF &pixel) const
    return false;
 }

-void WCSDataT::calculateBounds(double &minRa, double &maxRa, double &minDec, double &maxDec, double &crVal1, double &crVal2) const
+bool WCSDataT::calculateBounds(double &minRa, double &maxRa, double &minDec, double &maxDec, double &crVal1, double &crVal2) const
 {
-    if(wcs == nullptr)return;
+    if(wcs == nullptr)return false;

    minRa = 1000;
    maxRa = -1000;
@@ -208,6 +211,7 @@ void WCSDataT::calculateBounds(double &minRa, double &maxRa, double &minDec, dou
        if(s.contains(scp))
            minDec = -90;
    }
+    return true;
 }

 double hav(double x)
@@ -266,6 +270,16 @@ QString SkyPoint::toString() const
    return QString("RA: %1 DEC: %2° %3' %4\"").arg(t.toString("HH'h' mm'm' ss's'")).arg(deg, 2, 'f', 0, '0').arg(min, 2, 'f', 0, '0').arg(sec, 2, 'f', 0, '0');
 }

+QString SkyPoint::RAString() const
+{
+    return toHMS(ra / 15);
+}
+
+QString SkyPoint::DECString() const
+{
+    return toDMS(dec);
+}
+
 double SkyPoint::fromHMS(const QString &hms)
 {
    double deg = fromDMS(hms);
@@ -308,11 +322,21 @@ QString SkyPoint::toHMS(double decHour)

 QString SkyPoint::toDMS(double deg)
 {
+    int sign = deg < 0.0 ? -1 : 1;
+    deg *= sign;
    double d,m,s,md;
    md = std::modf(deg, &d) * 60.0;
    s = std::modf(md, &m) * 60.0;

-    return QString("%1˚ %2' %3\"").arg((int)d, 2, 10, QChar('0')).arg((int)m, 2, 10, QChar('0')).arg((int)s, 2, 10, QChar('0'));
+    return QString("%1˚ %2' %3\"").arg((int)d * sign, 2, 10, QChar('0')).arg((int)m, 2, 10, QChar('0')).arg((int)s, 2, 10, QChar('0'));
+}
+
+SkyPoint SkyPoint::operator+(const SkyPoint &p)
+{
+    SkyPoint ret;
+    ret.ra = ra + p.ra;
+    ret.dec = dec + p.dec;
+    return ret;
 }

 SkyPointScale ImageInfoData::getCenterRaDec() const
@@ -403,3 +427,149 @@ SkyPointScale ImageInfoData::getCenterRaDec() const
    }
    return ret;
 }
+
+SkyPoint greatCircle(SkyPoint &p, double dist, double azm)
+{
+    dist = dist * M_PI / 180;
+    azm = azm * M_PI / 180;
+    double dec0 = p.DEC() * M_PI / 180;
+    double ra0 = p.RA() * M_PI / 180;
+    double dec1 = std::asin(std::sin(dec0) * std::cos(dist) + std::cos(dec0) * std::sin(dist) * std::cos(azm));
+    double ra1 = ra0 + std::atan2(std::sin(azm) * std::sin(dist) * std::cos(dec0), std::cos(dist) - std::sin(dec0) * std::sin(dec1));
+    return SkyPoint(ra1 * 180 / M_PI, dec1 * 180 / M_PI);
+}
+
+SkyGrid WCSDataT::prepareGrid(uint32_t w, uint32_t h, Database *database)
+{
+    SkyGrid skyGrid;
+    if(!wcs)return skyGrid;
+
+    double minRa, maxRa, minDec, maxDec, crVal1, crVal2;
+    calculateBounds(minRa, maxRa, minDec, maxDec, crVal1, crVal2);
+
+    QPointF a,b;
+    worldToPixel(SkyPoint(crVal1, crVal2), a);
+    worldToPixel(SkyPoint(crVal1 + 0.01, crVal2), b);
+    skyGrid.rot_ang = std::atan2(b.y() - a.y(), b.x() - a.x()) / M_PI * -180.0;
+
+    if(database)
+    {
+        double size = std::max(maxRa - minRa, maxDec - minDec);
+        skyGrid.objects = database->getObjects(minRa - size, maxRa + size, minDec - size, maxDec + size);
+        for(auto &object : skyGrid.objects)
+        {
+            QPointF p;
+            if(worldToPixel(object.skyPoint, p))
+                object.pixel = p;
+
+            QPointF majax;
+            worldToPixel(greatCircle(object.skyPoint, (object.min_ax + object.maj_ax) / 120.0, object.pos_ang), majax);
+            majax -= p;
+            object.maj_ax = std::sqrt(QPointF::dotProduct(majax, majax));
+        }
+    }
+
+    double raStep = 15;
+    double decStep = 15;
+    double raRange = maxRa - minRa;
+    double decRange = maxDec - minDec;
+    const QVector<double> raSteps = {15, 5, 2.5, 1.25, 0.25, 20/240.0, 10/240.0, 5/240.0, 1/240.0};
+    const QVector<double> decSteps = {20, 10, 5, 2, 1, 20/60.0, 10/60.0, 5/60.0, 2/60.0, 1/60.0, 20/3600.0, 10/3600.0, 5/3600.0, 2/3600.0, 1/3600.0};
+
+    for(double ra : raSteps)
+    {
+        if(ra * 5 <= raRange)
+        {
+            raStep = ra;
+            break;
+        }
+    }
+
+    for(double dec : decSteps)
+    {
+        if(dec * 5 <= decRange)
+        {
+            decStep = dec;
+            break;
+        }
+    }
+
+    minRa -= std::fmod(minRa, raStep);
+    minDec -= std::fmod(minDec, decStep);
+    if(minRa < 0)minRa -= raStep;
+    if(minDec < 0)minDec -= decStep;
+
+    QRectF clip(0, 0, w, h);
+    const double step = 0.2;
+
+    maxRa += raStep;
+    maxDec += decStep;
+    for(double ra = minRa; ra <= maxRa; ra += raStep)
+    {
+        QPointF p;
+        worldToPixel(SkyPoint(ra, minDec), p);
+        skyGrid.grid.moveTo(p);
+        for(double dec = minDec + decStep * step; dec <= maxDec; dec += decStep * step)
+        {
+            worldToPixel(SkyPoint(ra, dec), p);
+            skyGrid.grid.lineTo(p);
+        }
+    }
+
+    for(double dec = minDec; dec <= maxDec; dec += decStep)
+    {
+        QPointF p;
+        worldToPixel(SkyPoint(minRa, dec), p);
+        skyGrid.grid.moveTo(p);
+        for(double ra = minRa + raStep * step; ra <= maxRa; ra += raStep * step)
+        {
+            worldToPixel(SkyPoint(ra, dec), p);
+            skyGrid.grid.lineTo(p);
+        }
+    }
+
+    SkyPoint sp1, sp2,orig;
+    pixelToWorld(QPointF(-1, -1), orig);
+    sp1 = orig;
+    for(uint32_t x = 0; x < w; x++)
+    {
+        QPointF p(x, 0);
+        if(!pixelToWorld(p, sp2))
+            break;
+
+        if(static_cast<int>(sp1.RA() / raStep) != static_cast<int>(sp2.RA() / raStep))
+            skyGrid.text.append({p, std::abs(sp1.RA()) > std::abs(sp2.RA()) ? sp1.RAString() : sp2.RAString()});
+
+        if(static_cast<int>(sp1.DEC() / decStep) != static_cast<int>(sp2.DEC() / decStep))
+            skyGrid.text.append({p, std::abs(sp1.DEC()) > std::abs(sp2.DEC()) ? sp1.DECString() : sp2.DECString()});
+
+        sp1 = sp2;
+    }
+
+    sp1 = orig;
+    for(uint32_t y = 0; y < h; y++)
+    {
+        QPointF p(0, y);
+        if(!pixelToWorld(p, sp2))
+            break;
+
+        if(static_cast<int>(sp1.RA() / raStep) != static_cast<int>(sp2.RA() / raStep))
+            skyGrid.text.append({p, std::abs(sp1.RA()) > std::abs(sp2.RA()) ? sp1.RAString() : sp2.RAString()});
+
+        if(static_cast<int>(sp1.DEC() / decStep) != static_cast<int>(sp2.DEC() / decStep))
+            skyGrid.text.append({p, std::abs(sp1.DEC()) > std::abs(sp2.DEC()) ? sp1.DECString() : sp2.DECString()});
+
+        sp1 = sp2;
+    }
+
+    skyGrid.empty = false;
+    return skyGrid;
+}
+
+void SkyGrid::clear()
+{
+    empty = true;
+    grid.clear();
+    text.clear();
+    objects.clear();
+}
@@ -5,12 +5,15 @@
 #include <QPointF>
 #include <QVector>
 #include <QVariant>
+#include <QPainterPath>
 #include <wcslib/wcs.h>
 #include <cmath>
 #include <memory>

 namespace LibXISF { struct FITSKeyword; struct Property; }

+class Database;
+
 struct FITSRecord
 {
    QByteArray key;
@@ -36,10 +39,13 @@ public:
    double RAHour() const { return ra / 15.0; }
    double DEC() const { return dec; }
    QString toString() const;
+    QString RAString() const;
+    QString DECString() const;
    static double fromHMS(const QString &hms);
    static double fromDMS(const QString &dms);
    static QString toHMS(double decHour);
    static QString toDMS(double deg);
+    SkyPoint operator+(const SkyPoint &p);
 };

 struct SkyPointScale
@@ -51,6 +57,28 @@ struct SkyPointScale
    double scaleHigh = 10000.0;
 };

+struct SkyObject
+{
+    QString name;
+    QString name2;
+    SkyPoint skyPoint;
+    double maj_ax;
+    double min_ax;
+    double pos_ang;
+    double mag;
+    QPointF pixel;
+};
+
+struct SkyGrid
+{
+    bool empty = true;
+    QPainterPath grid;
+    QVector<QPair<QPointF, QString>> text;
+    QVector<SkyObject> objects;
+    double rot_ang = 0;
+    void clear();
+};
+
 class WCSDataT
 {
    int nwcs = 0;
@@ -65,9 +93,10 @@ public:
    ~WCSDataT();
    bool pixelToWorld(const QPointF &pixel, SkyPoint &point) const;
    bool worldToPixel(const SkyPoint &point, QPointF &pixel) const;
-    void calculateBounds(double &minRa, double &maxRa, double &minDec, double &maxDec, double &crVal1, double &crVal2) const;
+    bool calculateBounds(double &minRa, double &maxRa, double &minDec, double &maxDec, double &crVal1, double &crVal2) const;
    bool valid() const { return wcs; };
    SkyPointScale getRaDecScale() const;
+    SkyGrid prepareGrid(uint32_t w, uint32_t h, Database *database);
 };

 struct ImageInfoData
@@ -111,7 +111,7 @@ void Image::thumbnailLoadFinish(std::shared_ptr<RawImage> rawImage)
        emit thumbnailLoaded(this);
 }

-ImageRingList::ImageRingList(Database *database, const QStringList &nameFilter, QObject *parent) : QAbstractItemModel(parent)
+ImageRingList::ImageRingList(Database *database, const QStringList &nameFilter, QObject *parent) : QAbstractListModel(parent)
  , m_liveMode(false)
  , m_analyzeLevel(None)
  , m_database(database)
@@ -412,7 +412,7 @@ void ImageRingList::clearThumbnails()
        img->clearThumbnail();
 }

-QModelIndex ImageRingList::index(int row, int column, const QModelIndex &parent) const
+/*QModelIndex ImageRingList::index(int row, int column, const QModelIndex &parent) const
 {
    Q_UNUSED(parent);
    return createIndex(row, column, m_images.at(row).get());
@@ -422,7 +422,7 @@ QModelIndex ImageRingList::parent(const QModelIndex &child) const
 {
    Q_UNUSED(child);
    return QModelIndex();
-}
+}*/

 int ImageRingList::rowCount(const QModelIndex &parent) const
 {
@@ -432,31 +432,35 @@ int ImageRingList::rowCount(const QModelIndex &parent) const
        return 0;
 }

-int ImageRingList::columnCount(const QModelIndex &parent) const
+/*int ImageRingList::columnCount(const QModelIndex &parent) const
 {
    Q_UNUSED(parent);
    return 1;
-}
+}*/

 QVariant ImageRingList::data(const QModelIndex &index, int role) const
 {
-    switch(role)
+    if(index.isValid() && index.row() >= 0 && index.row() < m_images.size())
    {
-    case Qt::DisplayRole:
-    {
-        QFileInfo info(m_images.at(index.row())->name());
-        return info.fileName();
-    }
-    case Qt::FontRole:
-    {
-        bool marked = m_database->isMarked(m_images.at(index.row())->name());
-        QFont font;
-        font.setBold(marked);
-        return font;
-    }
-    default:
-        return QVariant();
+        switch(role)
+        {
+        case Qt::DisplayRole:
+        {
+            QFileInfo info(m_images.at(index.row())->name());
+            return info.fileName();
+        }
+        case Qt::FontRole:
+        {
+            bool marked = m_database->isMarked(m_images.at(index.row())->name());
+            QFont font;
+            font.setBold(marked);
+            return font;
+        }
+        default:
+            return QVariant();
+        }
    }
+    return QVariant();
 }

 QVariant ImageRingList::headerData(int section, Qt::Orientation orientation, int role) const
@@ -51,7 +51,7 @@ typedef std::shared_ptr<Image> ImagePtr;

 class Database;

-class ImageRingList : public QAbstractItemModel
+class ImageRingList : public QAbstractListModel
 {
    Q_OBJECT
    int m_width;
@@ -93,10 +93,10 @@ public:
    void updateMark();
    void clearThumbnails();

-    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
-    QModelIndex parent(const QModelIndex &child) const override;
+    //QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
+    //QModelIndex parent(const QModelIndex &child) const override;
    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    //int columnCount(const QModelIndex &parent = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
 public slots:
@@ -142,6 +142,11 @@ void ImageScrollArea::falseColor(bool enable)
    m_imageWidget->falseColor(enable);
 }

+void ImageScrollArea::drawGrid(bool enable)
+{
+    m_imageWidget->drawGrid(enable);
+}
+
 QImage ImageScrollArea::renderToImage()
 {
    return m_imageWidget->renderToImage();
@@ -31,6 +31,7 @@ public slots:
    void invert(bool enable);
    void superPixel(bool enable);
    void falseColor(bool enable);
+    void drawGrid(bool enable);
    QImage renderToImage();
 protected slots:
    void scrollEvent();
@@ -180,6 +180,10 @@ void ImageWidgetGL::setImage(std::shared_ptr<RawImage> image, int index)
 void ImageWidgetGL::setWCS(std::shared_ptr<WCSDataT> wcs)
 {
    m_wcs = wcs;
+    m_grid.clear();
+
+    if(m_drawGrid && m_wcs)
+        m_grid = m_wcs->prepareGrid(m_imgWidth, m_imgHeight, m_database);
 }

 void ImageWidgetGL::zoom(int zoom, const QPointF &mousePos)
@@ -496,6 +500,18 @@ void swPaint(std::shared_ptr<RawImage> &rawImage, float dx, float dy, float scal
    painter.drawImage(0, 0, img);
 }

+void ImageWidgetGL::drawGrid(bool enable)
+{
+    if(m_grid.empty && m_wcs)
+        m_grid = m_wcs->prepareGrid(m_imgWidth, m_imgHeight, m_database);
+
+    if(enable != m_drawGrid)
+    {
+        m_drawGrid = enable;
+        update();
+    }
+}
+
 void ImageWidgetGL::paintGL()
 {
    float dx = m_dx;
@@ -613,9 +629,43 @@ void ImageWidgetGL::paintGL()
            m_program->setUniformValue("colormapIdx", m_colormapIdx);
            f->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
            m_vao->release();
+
+            if(m_drawGrid && !m_grid.empty)
+            {
+                QPainter painter(this);
+                painter.setRenderHint(QPainter::Antialiasing);
+                painter.setRenderHint(QPainter::TextAntialiasing);
+
+                painter.setPen(QPen(Qt::yellow, 1.0 / m_scale));
+                QTransform tran;
+                tran.translate(-std::floor(dx), -std::floor(dy));
+                tran.scale(m_scale, m_scale);
+                painter.setTransform(tran);
+                painter.setClipRect(0, 0, m_imgWidth, m_imgHeight);
+                painter.drawPath(m_grid.grid);
+                painter.setPen(Qt::yellow);
+                QFont font({"Arial", "serif-sans"});
+                font.setPointSizeF(12 / m_scale);
+                painter.setFont(font);
+                for(auto &text : m_grid.text)
+                    painter.drawText(QRectF(text.first, QSizeF(4000, 4000)), text.second);
+
+                painter.setPen(QPen(Qt::green, 1.0 / m_scale));
+                QFontMetricsF fontMetric = QFontMetricsF(font);
+                for(auto &object : m_grid.objects)
+                {
+                    QRectF rect = fontMetric.boundingRect(object.name);
+                    rect.moveCenter(object.pixel);
+                    painter.setTransform(tran);
+                    painter.drawText(rect, Qt::TextDontClip, object.name);
+
+                    painter.translate(object.pixel);
+                    painter.rotate(object.pos_ang);
+                    painter.drawEllipse(QPointF(0, 0), object.maj_ax, object.maj_ax);
+                }
+            }
        }
    }
-
 }

 void ImageWidgetGL::resizeGL(int w, int h)
@@ -8,6 +8,7 @@
 #include <QOpenGLTexture>
 #include <QOpenGLVertexArrayObject>
 #include <QOpenGLFunctions>
+#include <QPainterPath>
 #include "database.h"
 #include "rawimage.h"
 #include "imageinfodata.h"
@@ -37,6 +38,7 @@ public:
    virtual QImage renderToImage() = 0;
    virtual void thumbnailLoaded(const Image *image) = 0;
    virtual void showThumbnail(bool enable) = 0;
+    virtual void drawGrid(bool enable) = 0;

    static QImage loadColormap();
 };
@@ -70,6 +72,7 @@ class ImageWidgetGL : public QOpenGLWidget, public ImageWidget
    GLuint m_debayerTex = 0;
    std::shared_ptr<RawImage> m_rawImage;
    std::shared_ptr<WCSDataT> m_wcs;
+    SkyGrid m_grid;
    int m_width, m_height;
    int m_imgWidth = -1, m_imgHeight = -1;
    int m_currentImg = 0;
@@ -87,6 +90,7 @@ class ImageWidgetGL : public QOpenGLWidget, public ImageWidget
    bool m_selecting = false;
    bool m_sizesDirty = false;
    bool m_srgb = false;
+    bool m_drawGrid = false;
    int m_thumbnailCount = 0;
    int m_maxTextureSize = 0;
    int m_maxArrayLayers = 0;
@@ -116,6 +120,7 @@ public:
    QImage renderToImage() override;
    void thumbnailLoaded(const Image *image) override;
    void showThumbnail(bool enable) override;
+    void drawGrid(bool enable) override;
 protected:
    void paintGL() override;
    void resizeGL(int w, int h) override;
@@ -241,18 +241,59 @@ bool loadXISF(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage
        {
            info.fitsHeader.append(fits);
        }
+
+        QVector<FITSRecord> xisfWCS;
        auto imageproperties = xisfImage.imageProperties();
        for(auto prop : imageproperties)
        {
            info.fitsHeader.append(prop);
+            if(prop.id == "PCL:AstrometricSolution:ReferenceCelestialCoordinates" && prop.value.type() == LibXISF::Variant::Type::F64Vector)
+            {
+                auto val = prop.value.value<LibXISF::F64Vector>();
+                if(val.size() >= 2)
+                {
+                    xisfWCS.append({"CRVAL1", val[0], "value from PCL:AstrometricSolution"});
+                    xisfWCS.append({"CRVAL2", val[1], "value from PCL:AstrometricSolution"});
+                }
+            }
+            else if(prop.id == "PCL:AstrometricSolution:ReferenceImageCoordinates" && prop.value.type() == LibXISF::Variant::Type::F64Vector)
+            {
+                auto val = prop.value.value<LibXISF::F64Vector>();
+                if(val.size() >= 2)
+                {
+                    xisfWCS.append({"CRPIX1", val[0], "value from PCL:AstrometricSolution"});
+                    xisfWCS.append({"CRPIX2", val[1], "value from PCL:AstrometricSolution"});
+                }
+            }
+            else if(prop.id == "PCL:AstrometricSolution:LinearTransformationMatrix" && prop.value.type() == LibXISF::Variant::Type::F64Matrix)
+            {
+                auto val = prop.value.value<LibXISF::F64Matrix>();
+                if(val.cols() >= 2 && val.rows() >= 2)
+                {
+                    xisfWCS.append({"CD1_1", val(0, 0), "value from PCL:AstrometricSolution"});
+                    xisfWCS.append({"CD1_2", val(0, 1), "value from PCL:AstrometricSolution"});
+                    xisfWCS.append({"CD2_1", val(1, 0), "value from PCL:AstrometricSolution"});
+                    xisfWCS.append({"CD2_2", val(1, 1), "value from PCL:AstrometricSolution"});
+                }
+            }
+            else if(prop.id == "PCL:AstrometricSolution:ProjectionSystem")
+            {
+                if(prop.value.toString() == "Gnomonic")
+                {
+                    xisfWCS.append({"CTYPE1", "RA---TAN", "value from PCL:AstrometricSolution"});
+                    xisfWCS.append({"CTYPE", "DEC--TAN", "value from PCL:AstrometricSolution"});
+                }
+            }
        }

        info.num = xisf.imagesCount();
        info.index = index;
-        info.wcs = std::make_shared<WCSDataT>(xisfImage.width(), xisfImage.height(), info.fitsHeader);
        info.info.append({QObject::tr("Width"), QString::number(xisfImage.width())});
        info.info.append({QObject::tr("Height"), QString::number(xisfImage.height())});
-        if(!info.wcs->valid())info.wcs.reset();
+
+        auto wcs = std::make_shared<WCSDataT>(xisfImage.width(), xisfImage.height(), info.fitsHeader);
+        if(!wcs->valid() && xisfWCS.size())wcs = std::make_shared<WCSDataT>(xisfImage.width(), xisfImage.height(), xisfWCS);
+        if(wcs->valid())info.wcs = wcs;

        RawImage::DataType type;
        switch(xisfImage.sampleFormat())
@@ -409,18 +450,19 @@ bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImag
 {
    bool ret = false;
    QElapsedTimer timer;
+    QFileInfo fileInfo(path);
    timer.start();
    if(path.endsWith(".CR2", Qt::CaseInsensitive) || path.endsWith(".CR3", Qt::CaseInsensitive) || path.endsWith(".NEF", Qt::CaseInsensitive) || path.endsWith(".DNG", Qt::CaseInsensitive))
    {
        ret = loadRAW(path, info, rawImage);
        qDebug() << "LoadRAW" << timer.elapsed();
    }
-    else if(path.endsWith(".FIT", Qt::CaseInsensitive) || path.endsWith(".FITS", Qt::CaseInsensitive) || path.endsWith(".FZ", Qt::CaseInsensitive) || path.endsWith(".FTS", Qt::CaseInsensitive))
+    else if(isFITS(fileInfo.suffix()))
    {
        ret = loadFITS(path, info, rawImage, planar, index);
        qDebug() << "LoadFITS" << timer.elapsed();
    }
-    else if(path.endsWith(".XISF", Qt::CaseInsensitive))
+    else if(isXISF(fileInfo.suffix()))
    {
        ret = loadXISF(path, info, rawImage, planar, index);
        qDebug() << "LoadXISF" << timer.elapsed();
@@ -444,3 +486,13 @@ bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImag
    }
    return ret;
 }
+
+bool isFITS(const QString &suffix)
+{
+    return suffix.compare("fits", Qt::CaseInsensitive) == 0 || suffix.compare("fit", Qt::CaseInsensitive) == 0 || suffix.compare("fts", Qt::CaseInsensitive) == 0 || suffix.compare("fz", Qt::CaseInsensitive) == 0;
+}
+
+bool isXISF(const QString &suffix)
+{
+    return suffix.compare("xisf", Qt::CaseInsensitive) == 0;
+}
@@ -10,5 +10,7 @@ QString makeUNCPath(const QString &path);
 bool readFITSHeader(const QString &path, ImageInfoData &info);
 bool readXISFHeader(const QString &path, ImageInfoData &info);
 bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage> &rawImage, int index, bool planar = false);
+bool isFITS(const QString &suffix);
+bool isXISF(const QString &suffix);

 #endif // LOADIMAGE_H
@@ -165,11 +165,12 @@ void writeFITSImage(fitsfile *fw, std::shared_ptr<RawImage> rawimage, ImageInfoD
        double vald = record.value.toDouble(&isdouble);
        int valb = record.value.toString() == "T";
        long long vall = record.value.toLongLong(&isint);
+        if(isint)isint = vall == vald;
        QByteArray str = record.value.toString().toLatin1();
-        if(isdouble)
-            fits_write_key(fw, TDOUBLE, record.key.data(), &vald, record.comment.isEmpty() ? nullptr : record.comment.data(), &status);
-        else if(isint)
+        if(isint)
            fits_write_key(fw, TLONGLONG, record.key.data(), &vall, record.comment.isEmpty() ? nullptr : record.comment.data(), &status);
+        else if(isdouble)
+            fits_write_key(fw, TDOUBLE, record.key.data(), &vald, record.comment.isEmpty() ? nullptr : record.comment.data(), &status);
        else if(isbool)
            fits_write_key(fw, TLOGICAL, record.key.data(), &valb, record.comment.isEmpty() ? nullptr : record.comment.data(), &status);
        else if(record.key == "COMMENT")
@@ -192,7 +193,11 @@ void ConvertRunable::run()
    QFileInfo info(m_outfile);
    info.dir().mkpath(".");

-    if(m_params.autostretch)
+    if(m_params.stretch)
+    {
+        rawimage->applySTF(m_params.mtf);
+    }
+    else if(m_params.autostretch)
    {
        rawimage->calcStats();
        MTFParam mtfParam = rawimage->calcMTFParams();
@@ -6,6 +6,7 @@
 #include <QSemaphore>
 #include <QSize>
 #include "imageinfodata.h"
+#include "mtfparam.h"

 class Image;

@@ -33,6 +34,8 @@ public:
        QSize resize;
        Qt::AspectRatioMode aspect = Qt::KeepAspectRatio;
        bool autostretch = false;
+        bool stretch = false;
+        MTFParam mtf;
        ConvertParams(){}
        ConvertParams(const QVariantMap &map);
    };
@@ -3,8 +3,9 @@
 #include <QSurfaceFormat>
 #include <QTranslator>
 #include <QCommandLineParser>
+#include <QSettings>
 #include <stdlib.h>
-#include "thumbnailer/genthumbnail.h"
+#include "../thumbnailer/genthumbnail.h"

 int main(int argc, char *argv[])
 {
@@ -76,8 +77,19 @@ int main(int argc, char *argv[])

    QTranslator translator;
    QTranslator translator2;
-    if(translator.load(QLocale(), "tenmon", "_", ":/translations"))
-        a.installTranslator(&translator);
+    QSettings settings;
+    QString lang = settings.value("settings/lang").toString();
+    if(lang.isEmpty())
+    {
+        if(translator.load(QLocale(), "tenmon", "_", ":/translations"))
+            a.installTranslator(&translator);
+    }
+    else
+    {
+        if(translator.load("tenmon_" + lang, ":/translations"))
+            a.installTranslator(&translator);
+    }
+
    if(translator2.load(QLocale(), "tenmon", "_", a.applicationDirPath()))
        a.installTranslator(&translator2);

@@ -18,6 +18,7 @@
 #include <QThreadPool>
 #include <QStatusBar>
 #include <QImageReader>
+#include <QImageWriter>
 #include <QMimeDatabase>
 #include <QDesktopServices>
 #include <QJsonDocument>
@@ -29,6 +30,7 @@
 #include "settingsdialog.h"
 #include "histogram.h"
 #include "batchprocessing.h"
+#include "filemanager.h"

 #ifdef __linux__
 #include <sys/ioctl.h>
@@ -56,16 +58,23 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    for(auto format : supportedFormats)
    {
        QMimeType mimeType = db.mimeTypeForName(format);
-        _saveFilter.append(mimeType.filterString() + ";;");
        _openFilter.append("*.");
        _openFilter.append(mimeType.suffixes().join(" *."));
        _openFilter.append(" ");
        nameFilter.append(mimeType.suffixes());
    }
+    auto supportedWrite = QImageWriter::supportedMimeTypes();
+    for(auto format : supportedWrite)
+    {
+        QMimeType mimeType = db.mimeTypeForName(format);
+        _saveFilter.append(mimeType.filterString() + ";;");
+    }
+
    _openFilter.append("*.fit *.fits *.fts *.fz *.xisf *.cr2 *.cr3 *.nef *.dng)");
    _openFilter.append(tr(";;All files (*)"));
    nameFilter.append({"fit", "fits", "fts", "fz", "xisf", "cr2", "cr3", "nef", "dng"});
    QImageReader::setAllocationLimit(0);
+    _openSuffix = {nameFilter.constBegin(), nameFilter.constEnd()};

    m_info = new ImageInfo(this);
    QDockWidget *infoDock = new QDockWidget(tr("Image info"), this);
@@ -92,6 +101,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    connect(m_stretchPanel, &StretchToolbar::invert, m_image, &ImageScrollArea::invert);
    connect(m_stretchPanel, &StretchToolbar::superPixel, m_image, &ImageScrollArea::superPixel);
    connect(m_stretchPanel, &StretchToolbar::falseColor, m_image, &ImageScrollArea::falseColor);
+    connect(m_stretchPanel, &StretchToolbar::drawGrid, m_image, &ImageScrollArea::drawGrid);

    m_ringList = new ImageRingList(m_database, nameFilter, this);
    m_filesystem = new FilesystemWidget(m_ringList, this);
@@ -99,11 +109,14 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    connect(m_filesystem, &FilesystemWidget::sortChanged, m_ringList, &ImageRingList::setSort);
    connect(m_filesystem, &FilesystemWidget::reverseSort, m_ringList, &ImageRingList::reverseSort);

+    m_filetree = nullptr;
+#if !defined(FLATPAK) || !defined(__aarch64__)//bug with QTreeView and QFileSystemModel on ARM64 under flatpak
    m_filetree = new Filetree(this);
    connect(m_filetree, &Filetree::fileSelected, this, static_cast<void (MainWindow::*)(const QString &)>(&MainWindow::loadFile));
    connect(m_filetree, &Filetree::copyFiles, [this](const QString &path){ copyOrMove(true, path); });
    connect(m_filetree, &Filetree::moveFiles, [this](const QString &path){ copyOrMove(false, path); });
    connect(m_filetree, &Filetree::indexDirectory, this, static_cast<void (MainWindow::*)(const QString &)>(&MainWindow::indexDir));
+#endif

    m_databaseView = new DataBaseView(m_database, this);
    connect(m_databaseView, &DataBaseView::loadFile, this, static_cast<void (MainWindow::*)(const QString &)>(&MainWindow::loadFile));
@@ -142,11 +155,14 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    databaseViewDock->hide();
    addDockWidget(Qt::BottomDockWidgetArea, databaseViewDock);

-    QDockWidget *filetreeDock = new QDockWidget(tr("File tree"), this);
+    QDockWidget *filetreeDock = nullptr;
+#if !defined(FLATPAK) || !defined(__aarch64__)
+    filetreeDock = new QDockWidget(tr("File tree"), this);
    filetreeDock->setWidget(m_filetree);
    filetreeDock->setObjectName("filetreeDock");
    databaseViewDock->hide();
    addDockWidget(Qt::LeftDockWidgetArea, filetreeDock);
+#endif

    Histogram *histogram = new Histogram(this);
    QDockWidget *histogramDock = new QDockWidget(tr("Histogram"), this);
@@ -175,9 +191,17 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    fileMenu->addAction(tr("Open directory recursively"), this, &MainWindow::loadDir);
    QAction *saveAs = fileMenu->addAction(tr("Save as"), QKeySequence::Save, this, &MainWindow::saveAs);
    fileMenu->addSeparator();
+#if !defined(FLATPAK) || !defined(__aarch64__)
+    fileMenu->addAction(tr("File manager"), this, &MainWindow::openFileManager);
+#endif
    fileMenu->addAction(tr("Copy marked files"), Qt::Key_F5, this, &MainWindow::copyMarked);
    fileMenu->addAction(tr("Move marked files"), Qt::Key_F6, this, &MainWindow::moveMarked);
-    fileMenu->addAction(tr("Move marked files to trash"), QKeySequence::Delete, this, &MainWindow::deleteMarked);
+    QAction *deleteAction = fileMenu->addAction(tr("Move marked files to trash"), QKeySequence::Delete, this, &MainWindow::deleteMarked);
+#ifdef Q_OS_MACOS
+    deleteAction->setShortcuts(QList<QKeySequence>({Qt::Key_Backspace, QKeySequence::Delete}));
+#else
+    deleteAction->setShortcuts(QKeySequence::Delete);
+#endif
    fileMenu->addSeparator();
    fileMenu->addAction(tr("Index directory"), this, static_cast<void (MainWindow::*)()>(&MainWindow::indexDir));
    fileMenu->addAction(tr("Reindex files"), this, &MainWindow::reindex);
@@ -190,7 +214,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    fileMenu->addSeparator();
    QAction *liveModeAction = fileMenu->addAction(tr("Live mode"), this, &MainWindow::liveMode);
    liveModeAction->setCheckable(true);
-    QAction *exitAction = fileMenu->addAction(tr("Exit"), this, &MainWindow::close);
+    QAction *exitAction = fileMenu->addAction(tr("Exit"), QCoreApplication::instance(), &QCoreApplication::quit, Qt::QueuedConnection);
    exitAction->setShortcut(QKeySequence::Quit);
    menuBar()->addMenu(fileMenu);

@@ -263,7 +287,9 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    QAction *slideshowAction = viewMenu->addAction(tr("Slideshow"), Qt::Key_F3, m_ringList, &ImageRingList::toggleSlideshow);
    slideshowAction->setCheckable(true);
    viewMenu->addSeparator();
-    viewMenu->addActions(m_stretchPanel->actions());
+    auto actionList = m_stretchPanel->actions();
+    actionList.removeFirst();
+    viewMenu->addActions(actionList);
    menuBar()->addMenu(viewMenu);

    QMenu *selectMenu = new QMenu(tr("Select"), this);
@@ -309,7 +335,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
    dockMenu->addAction(navigationToolbar->toggleViewAction());
    dockMenu->addAction(filesystemDock->toggleViewAction());
    dockMenu->addAction(databaseViewDock->toggleViewAction());
-    dockMenu->addAction(filetreeDock->toggleViewAction());
+    if(filetreeDock)dockMenu->addAction(filetreeDock->toggleViewAction());
    dockMenu->addAction(histogramDock->toggleViewAction());
 #ifdef PLATESOLVER
    dockMenu->addAction(_plateSolving->toggleViewAction());
@@ -360,7 +386,8 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
        infoDock->setFeatures(QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetMovable);
        filesystemDock->setFeatures(QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetMovable);
        databaseViewDock->setFeatures(QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetMovable);
-        filetreeDock->setFeatures(QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetMovable);
+        if(filetreeDock)filetreeDock->setFeatures(QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetMovable);
+        if(_plateSolving)_plateSolving->setFeatures(QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetMovable);
        m_stretchPanel->setFloatable(false);
    }
 }
@@ -598,12 +625,16 @@ void MainWindow::reindex()
 void MainWindow::saveAs()
 {
    QString selectedFilter;
+    ImagePtr ptr = m_ringList->currentImage();
+    if(!ptr)return;
+
+    QFileInfo srcFile(ptr->name());
    QString file = QFileDialog::getSaveFileName(this,
                                 tr("Save as"),
-                                 _lastDir,
+                                 _lastDir + "/" + srcFile.baseName(),
                                 _saveFilter,
                                 &selectedFilter);
-    auto filterToFormat = [](const QString &file, const QString &filter) -> const char*
+    auto filterToFormat = [](const QString &file, const QString &filter) -> const QString
    {
        QString suffix = QFileInfo(file).suffix();
        if(!suffix.compare("jpg", Qt::CaseInsensitive) || !suffix.compare("jpeg", Qt::CaseInsensitive))return "jpeg";
@@ -613,30 +644,31 @@ void MainWindow::saveAs()
        if(filter.contains("png"))return "png";
        if(filter.contains("fits"))return "fits";
        if(filter.contains("xisf"))return "xisf";
+        QRegularExpression suf("\\(\\*\\.([a-zA-Z]+).*\\)");
+        auto match = suf.match(filter);
+        if(match.hasMatch())
+            return match.captured(1);
        return "jpeg";
    };

    if(!file.isEmpty())
    {
+        auto button = QMessageBox::question(this, tr("Apply stretch?"), tr("Apply current stretch function to image?"));
+
        QString format = filterToFormat(file, selectedFilter);

-        if(format == "fits" || format == "xisf")
-        {
-            convert(file, format);
-        }
-        else
-        {
-            QImage img = m_image->renderToImage();
-            if(!img.isNull())
-                img.save(file, filterToFormat(file, selectedFilter));
-        }
+        convert(file, format, button == QMessageBox::Yes);
    }
 }

-void MainWindow::convert(const QString &outfile, const QString &format)
+void MainWindow::convert(const QString &outfile, const QString &format, bool stretch)
 {
    QString file = m_ringList->currentImage()->name();
-    QThreadPool::globalInstance()->start(new ConvertRunable(file, outfile, format));
+    ConvertRunable::ConvertParams param;
+    param.stretch = stretch;
+    param.mtf = m_stretchPanel->params();
+
+    QThreadPool::globalInstance()->start(new ConvertRunable(file, outfile, format, param));
 }

 void MainWindow::markImage()
@@ -805,6 +837,15 @@ void MainWindow::checkNewVersion()
    });
 }

+void MainWindow::openFileManager()
+{
+#if !defined(FLATPAK) || !defined(__aarch64__)
+    FileManager *filemanager = new FileManager(_openSuffix);
+    connect(filemanager, &FileManager::openFile, this, static_cast<void (MainWindow::*)(const QString&)>(&MainWindow::loadFile));
+    filemanager->show();
+#endif
+}
+
 void MainWindow::updateWindowTitle()
 {
    ImagePtr ptr = m_ringList->currentImage();
@@ -23,13 +23,14 @@ class MainWindow : public QMainWindow
    FilesystemWidget *m_filesystem;
    Filetree *m_filetree;
    DataBaseView *m_databaseView;
-    PlateSolving *_plateSolving;
+    PlateSolving *_plateSolving = nullptr;
    static int socketPair[2];
    QSocketNotifier *socketNotifier;
    QString _lastDir;
    bool _maximized;
    QString _openFilter;
    QString _saveFilter;
+    QSet<QString> _openSuffix;
 public:
    MainWindow(QWidget *parent = 0);
    ~MainWindow() override;
@@ -51,7 +52,7 @@ public slots:
    void indexDir(const QString &dir);
    void reindex();
    void saveAs();
-    void convert(const QString &outfile, const QString &format);
+    void convert(const QString &outfile, const QString &format, bool stretch);
    void markImage();
    void unmarkImage();
    void markAndNext();
@@ -67,6 +68,7 @@ public slots:
    void showSettingsDialog();
    void exportCSV();
    void checkNewVersion();
+    void openFileManager();
 };

 #endif // MAINWINDOW_H
@@ -1,7 +1,7 @@
 #ifndef PLATESOLVING_H
 #define PLATESOLVING_H

-#include "qelapsedtimer.h"
+#include <QElapsedTimer>
 #include <QDockWidget>

 class Solver;
@@ -403,9 +403,9 @@ uint32_t RawImage::norm() const
    }
 }

-uint32_t RawImage::widthBytes() const
+uint64_t RawImage::widthBytes() const
 {
-    return m_ch * m_width * typeSize(m_type);
+    return (uint64_t)m_ch * m_width * typeSize(m_type);
 }

 uint32_t RawImage::widthSamples() const
@@ -1195,12 +1195,28 @@ void RawImage::applySTF(const MTFParam &mtfParams)
        for(size_t i = 0; i < len; i++)
        {
            float x;
-            if constexpr(std::numeric_limits<std::remove_reference_t<decltype(*src)>>::is_integer)x = src[i] * iscale;
-            else x = src[i] * unit.first + unit.second;
-            x = (x - mtfParams.blackPoint[0]) / (mtfParams.whitePoint[0] - mtfParams.blackPoint[0]);
-            x = std::clamp(x, 0.0f, 1.0f);
-            x = ((mtfParams.midPoint[0] - 1.0f) * x) / ((2.0f * mtfParams.midPoint[0] - 1.0f) * x - mtfParams.midPoint[0]);
-            src[i] = x * s;
+            if(m_ch == 4)
+            {
+                size_t c = i & 0x3;
+                if(c < 3)
+                {
+                    if constexpr(std::numeric_limits<std::remove_reference_t<decltype(*src)>>::is_integer)x = src[i] * iscale;
+                    else x = src[i] * unit.first + unit.second;
+                    x = (x - mtfParams.blackPoint[c]) / (mtfParams.whitePoint[c] - mtfParams.blackPoint[c]);
+                    x = std::clamp(x, 0.0f, 1.0f);
+                    x = ((mtfParams.midPoint[c] - 1.0f) * x) / ((2.0f * mtfParams.midPoint[c] - 1.0f) * x - mtfParams.midPoint[c]);
+                    src[i] = x * s;
+                }
+            }
+            else
+            {
+                if constexpr(std::numeric_limits<std::remove_reference_t<decltype(*src)>>::is_integer)x = src[i] * iscale;
+                else x = src[i] * unit.first + unit.second;
+                x = (x - mtfParams.blackPoint[0]) / (mtfParams.whitePoint[0] - mtfParams.blackPoint[0]);
+                x = std::clamp(x, 0.0f, 1.0f);
+                x = ((mtfParams.midPoint[0] - 1.0f) * x) / ((2.0f * mtfParams.midPoint[0] - 1.0f) * x - mtfParams.midPoint[0]);
+                src[i] = x * s;
+            }
        }
    };

@@ -97,7 +97,7 @@ public:
    uint64_t size() const;
    DataType type() const;
    uint32_t norm() const;
-    uint32_t widthBytes() const;
+    uint64_t widthBytes() const;
    uint32_t widthSamples() const;
    void* data();
    const void* data() const;
@@ -4,6 +4,7 @@
 #include <QDebug>
 #include <QInputDialog>
 #include <QJsonValue>
+#include <QJSValueIterator>
 #include "loadrunable.h"
 #include "rawimage.h"
 #include "loadimage.h"
@@ -40,7 +41,7 @@ ScriptEngine::ScriptEngine(Database *database, BatchProcessing *parent)
 void ScriptEngine::setParams(const QString &scriptPath, const QList<QPair<QString, QString>> &paths, const QString &outputDir)
 {
    _scriptPath = scriptPath;
-    _paths = paths;
+    setPaths(paths);
    _outputDir = outputDir + "/";
 }

@@ -92,6 +93,55 @@ bool ScriptEngine::isMarked(const File *file)
    return ret;
 }

+QJSValue ScriptEngine::getObjects(double ra, double dec, double distance)
+{
+    QVector<SkyObject> objects;
+    QMetaObject::invokeMethod(_database, [this, ra, dec, distance](){
+        return _database->getObjects(ra - distance, ra + distance, dec - distance, dec + distance); }, Qt::BlockingQueuedConnection, &objects);
+
+    QJSValue ret = newArray(objects.size());
+    qint32 i = 0;
+    for(auto &object : objects)
+    {
+        QJSValue jsObj = newObject();
+        jsObj.setProperty("name", object.name);
+        jsObj.setProperty("name2", object.name2);
+        jsObj.setProperty("ra", object.skyPoint.RA());
+        jsObj.setProperty("dec", object.skyPoint.DEC());
+        jsObj.setProperty("mag", object.mag);
+        ret.setProperty(i++, jsObj);
+    }
+
+    return ret;
+}
+
+QJSValue ScriptEngine::getObjects(const QJSValue &bounds)
+{
+    QVector<SkyObject> objects;
+    double minRa = bounds.property("minRA").toNumber();
+    double maxRa = bounds.property("maxRA").toNumber();
+    double minDec = bounds.property("minDEC").toNumber();
+    double maxDec = bounds.property("maxDEC").toNumber();
+
+    QMetaObject::invokeMethod(_database, [this, minRa, maxRa, minDec, maxDec](){
+        return _database->getObjects(minRa, maxRa, minDec, maxDec); }, Qt::BlockingQueuedConnection, &objects);
+
+    QJSValue ret = newArray(objects.size());
+    qint32 i = 0;
+    for(auto &object : objects)
+    {
+        QJSValue jsObj = newObject();
+        jsObj.setProperty("name", object.name);
+        jsObj.setProperty("name2", object.name2);
+        jsObj.setProperty("ra", object.skyPoint.RA());
+        jsObj.setProperty("dec", object.skyPoint.DEC());
+        jsObj.setProperty("mag", object.mag);
+        ret.setProperty(i++, jsObj);
+    }
+
+    return ret;
+}
+
 void ScriptEngine::setMaxThread(int maxthread)
 {
    int newval = std::max(std::min(QThread::idealThreadCount(), maxthread), 1);
@@ -368,14 +418,73 @@ QJSValue ScriptEngine::newArray(uint size)
    return _jsEngine->newArray(size);
 }

-void ScriptEngine::run()
+QJSValue ScriptEngine::eval(const QString &program)
 {
-    QJSValue jsPaths = _jsEngine->newArray(_paths.size());
-    for(qsizetype i=0; i<_paths.size(); i++)
-        jsPaths.setProperty(i, _jsEngine->newQObject(new File(_paths[i].first, _paths[i].second, this)));
+    QStringList stackTrace;
+    QJSValue result = _jsEngine->evaluate(program, QString(), 1, &stackTrace);
+
+    if(result.isError())
+    {
+        QString error = result.property("name").toString() + " on line " + result.property("lineNumber").toString() + " : " + result.toString();
+        error += "\n" + result.property("stack").toString();
+        emit newMessage(error, true);
+    }
+    else if(!result.isUndefined())
+    {
+        emit newMessage(result.toString(), false);
+    }
+
+    return result;
+}
+
+QStringList ScriptEngine::complete(const QString &line)
+{
+    QStringList complete;
+
+    QJSValue globObj = _jsEngine->globalObject();
+
+    QRegularExpression reg("[a-zA-Z_][a-zA-Z0-9_]*");
+    auto match = reg.match(line);
+    if(match.hasMatch())
+    {
+        QString var = match.captured();
+        if(globObj.hasProperty(var))
+        {
+            complete.clear();
+            QJSValueIterator it(globObj.property(var));
+            while(it.hasNext())
+            {
+                it.next();
+                if(it.name() != "constructor" && it.name() != "objectNameChanged")
+                    complete.append(var + "." + it.name());
+            }
+        }
+    }
+    else
+    {
+        QJSValueIterator it(globObj);
+        while(it.hasNext())
+        {
+            it.next();
+            complete.append(it.name());
+        }
+    }
+
+    return complete;
+}
+
+void ScriptEngine::setPaths(const QList<QPair<QString, QString> > &paths)
+{
+    _paths = paths;
+    QJSValue jsPaths = _jsEngine->newArray(paths.size());
+    for(qsizetype i=0; i<paths.size(); i++)
+        jsPaths.setProperty(i, _jsEngine->newQObject(new File(paths[i].first, paths[i].second, this)));

    _jsEngine->globalObject().setProperty("files", jsPaths);
+}

+void ScriptEngine::run()
+{
    QFile scriptFile(_scriptPath);
    if(!scriptFile.open(QIODevice::ReadOnly))
    {
@@ -406,16 +515,18 @@ void File::loadFitsKeywords()
    {
        _fitsKeywordsLoaded = true;
        ImageInfoData info;
-        if(suffix().toLower() == "xisf")
+        if(isXISF(suffix()))
        {
            readXISFHeader(_path, info);
        }
-        else if(suffix().toLower() == "fits" || suffix().toLower() == "fit")
+        else if(isFITS(suffix()))
        {
            readFITSHeader(_path, info);
        }
        else return;

+        _wcs = info.wcs;
+
        for(auto &record : info.fitsHeader)
        {
            _fitsKeywords.append(record.key);
@@ -557,7 +668,7 @@ bool File::modifyFITSRecords(const FITSRecordModify *modify)
    _fitsKeywordsLoaded = false;
    _fitsKeywords.clear();

-    if(QRegularExpression("(fits?|fz|fts)", QRegularExpression::CaseInsensitiveOption).match(suffix()).hasMatch())
+    if(isFITS(suffix()))
    {
        fitsfile *file;
        int status = 0;
@@ -574,16 +685,22 @@ bool File::modifyFITSRecords(const FITSRecordModify *modify)
        int naxis;
        long naxes[3] = {0};
        int type = -1;
+        std::vector<int> imageIdxs;
        for(int i=1; i <= num; i++)
        {
            fits_movabs_hdu(file, i, IMAGE_HDU, &status);
            fits_get_hdu_type(file, &type, &status);
-            fits_get_img_param(file, 3, &imgtype, &naxis, naxes, &status);
-            if(type == IMAGE_HDU && naxis >= 2 && naxis <= 3 && status == 0)
-                break;
-            if(i == num)return false;
+            if(type == IMAGE_HDU)
+            {
+                fits_get_img_param(file, 3, &imgtype, &naxis, naxes, &status);
+                if(naxis >= 2 && naxis <= 3)imageIdxs.push_back(i);
+            }
        }

+        if(modify->_imageIdx >= imageIdxs.size())return false;
+        fits_movabs_hdu(file, imageIdxs[modify->_imageIdx], &type, &status);
+        fits_get_img_param(file, 3, &imgtype, &naxis, naxes, &status);
+
        for(auto &remove : modify->_remove)
        {
            int status = 0;//we ignore errors from here
@@ -680,7 +797,7 @@ bool File::modifyFITSRecords(const FITSRecordModify *modify)

        return status == 0;
    }
-    else if(suffix().toLower() == "xisf")
+    else if(isXISF(suffix()))
    {
        try
        {
@@ -691,13 +808,16 @@ bool File::modifyFITSRecords(const FITSRecordModify *modify)
            qDebug() << "modify" << in << out;

            for(auto &remove : modify->_remove)
-                modifyXISF.removeFITSKeyword(0, remove.toStdString());
+                modifyXISF.removeFITSKeyword(modify->_imageIdx, remove.toStdString());

            for(auto &record : modify->_update)
-                modifyXISF.updateFITSKeyword(0, {record.key.toStdString(), record.value.toString().toStdString(), record.comment.toStdString()}, true);
+                modifyXISF.updateFITSKeyword(modify->_imageIdx, {record.key.toStdString(), record.value.toString().toStdString(), record.comment.toStdString()}, true);

            for(auto &record : modify->_add)
-                modifyXISF.addFITSKeyword(0, {record.key.toStdString(), record.value.toString().toStdString(), record.comment.toStdString()});
+                modifyXISF.addFITSKeyword(modify->_imageIdx, {record.key.toStdString(), record.value.toString().toStdString(), record.comment.toStdString()});
+
+            for(auto &property : modify->_property)
+                modifyXISF.updateProperty(modify->_imageIdx, property);

            modifyXISF.save(out.toLocal8Bit().toStdString());
            modifyXISF.close();
@@ -706,6 +826,7 @@ bool File::modifyFITSRecords(const FITSRecordModify *modify)
        }
        catch(std::filesystem::filesystem_error &err)
        {
+            if(_engine)_engine->newMessage("Failed to modify file " + _path + " " + err.what(), true);
            return false;
        }
        catch(LibXISF::Error &err)
@@ -788,6 +909,24 @@ QJSValue File::stats()
    return _stats;
 }

+QJSValue File::calculatedBounds()
+{
+    QJSValue ret = _engine->newObject();
+    loadFitsKeywords();
+    if(_wcs)
+    {
+        double minRa, maxRa, minDec, maxDec, crVal1, crVal2;
+        _wcs->calculateBounds(minRa, maxRa, minDec, maxDec, crVal1, crVal2);
+        ret.setProperty("minRA", minRa);
+        ret.setProperty("maxRA", maxRa);
+        ret.setProperty("minDEC", minDec);
+        ret.setProperty("maxDEC", maxDec);
+        ret.setProperty("crVal1", crVal1);
+        ret.setProperty("crVal2", crVal2);
+    }
+    return ret;
+}
+
 #ifdef PLATESOLVER
 QJSValue File::solve(bool updateHeader)
 {
@@ -857,6 +996,21 @@ void FITSRecordModify::addKeyword(const QString &key, const QVariant &value, con
    _update.append({key.toLatin1(), value, comment.toLatin1()});
 }

+void FITSRecordModify::updateProperty(const QString &id, const LibXISF::Variant &value)
+{
+    _property.append(LibXISF::Property(id.toStdString(), value));
+}
+
+uint32_t FITSRecordModify::imageIndex() const
+{
+    return _imageIdx;
+}
+
+void FITSRecordModify::setImageIndex(uint32_t idx)
+{
+    _imageIdx = idx;
+}
+
 bool TextFile::open(const QString &path, const QString &mode)
 {
    _fr.setFileName(path);
@@ -9,6 +9,7 @@
 #include <QSemaphore>
 #include "database.h"
 #include "imageinfodata.h"
+#include "libxisf.h"

 class BatchProcessing;
 class Solver;
@@ -41,6 +42,8 @@ public:
    Q_INVOKABLE void mark(File *file);
    Q_INVOKABLE void unmark(File *file);
    Q_INVOKABLE bool isMarked(const File *file);
+    Q_INVOKABLE QJSValue getObjects(double ra, double dec, double distance);
+    Q_INVOKABLE QJSValue getObjects(const QJSValue &bounds);
    Q_INVOKABLE void setMaxThread(int maxthread);
    Q_INVOKABLE void sync();
    Q_INVOKABLE QJSValue getString(const QString &label = QString(), const QString &text = QString()) const;
@@ -61,6 +64,9 @@ public:
 #endif // PLATESOLVER
    QJSValue newObject();
    QJSValue newArray(uint size);
+    QJSValue eval(const QString &program);
+    QStringList complete(const QString &line);
+    void setPaths(const QList<QPair<QString, QString>> &paths);
 public slots:
    void run();
 signals:
@@ -96,6 +102,7 @@ class File : public QObject
    bool _fitsKeywordsLoaded = false;
    QStringList _fitsKeywords;
    QMultiHash<QString, FITSRecord> _fitsRecords;
+    std::shared_ptr<WCSDataT> _wcs;
    void loadFitsKeywords();
    bool mkpath(const QString &path) const;
    QJSValue _stats;
@@ -124,6 +131,7 @@ public:
    Q_INVOKABLE File* convert(const QString &outpath, const QString &format, const QVariantMap &params = QVariantMap());
    Q_INVOKABLE File* convertAsync(const QString &outpath, const QString &format, const QVariantMap &params = QVariantMap());
    Q_INVOKABLE QJSValue stats();
+    Q_INVOKABLE QJSValue calculatedBounds();
 #ifdef PLATESOLVER
    Q_INVOKABLE QJSValue solve(bool updateHeader = false);
    Q_INVOKABLE QJSValue extractStars(bool hfr);
@@ -136,6 +144,8 @@ class FITSRecordModify : public QObject
    QStringList _remove;
    QVector<FITSRecord> _update;
    QVector<FITSRecord> _add;
+    QVector<LibXISF::Property> _property;
+    uint32_t _imageIdx = 0;

    friend class File;
 public:
@@ -143,6 +153,10 @@ public:
    Q_INVOKABLE void removeKeyword(const QString &key);
    Q_INVOKABLE void updateKeyword(const QString &key, const QVariant &value, const QString &comment = QString());
    Q_INVOKABLE void addKeyword(const QString &key, const QVariant &value, const QString &comment = QString());
+    Q_PROPERTY(uint32_t imageIndex READ imageIndex WRITE setImageIndex);
+    void updateProperty(const QString &id, const LibXISF::Variant &value);
+    uint32_t imageIndex() const;
+    void setImageIndex(uint32_t idx);
 };

 class TextFile : public QObject
@@ -129,11 +129,30 @@ SettingsDialog::SettingsDialog(QWidget *parent) : QDialog(parent)
            delete item;
    });

+    m_lang = new QComboBox(this);
+    m_lang->addItems({"English", "Français", "Slovenčina", "Português"});
+    QString lang;
+    switch(QLocale().language())
+    {
+    default:
+    case QLocale::English: lang = "en"; break;
+    case QLocale::French: lang = "fr"; break;
+    case QLocale::Slovak: lang = "sk"; break;
+    case QLocale::Portuguese: lang = "pt_BR"; break;
+    }
+
+    lang = settings.value("settings/lang", lang).toString();
+    if(lang == "en")m_lang->setCurrentIndex(0);
+    else if(lang == "fr")m_lang->setCurrentIndex(1);
+    else if(lang == "sk")m_lang->setCurrentIndex(2);
+    else if(lang == "pt_BR")m_lang->setCurrentIndex(3);
+
    layout->addRow(tr("Image preload count"), m_preloadImages);
    layout->addRow(tr("Thumbnails size"), m_thumSize);
    layout->addRow(tr("Saturation"), m_saturation);
    layout->addRow(tr("Slideshow interval"), m_slideShowTime);
    layout->addRow(tr("Image interpolation"), m_filtering);
+    layout->addRow(tr("Language"), m_lang);
    layout->addRow(m_qualityThumbnail);
    layout->addRow(m_useNativeDialog);
    layout->addRow(m_bestFit);
@@ -150,7 +169,6 @@ SettingsDialog::SettingsDialog(QWidget *parent) : QDialog(parent)
 #endif
    //layout->addRow(new QLabel(tr("Changes in settings will take effect after program restart.")));

-
    QDialogButtonBox *buttonBox = new QDialogButtonBox(this);
    buttonBox->setStandardButtons(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
    connect(buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
@@ -237,4 +255,14 @@ void SettingsDialog::saveSettings()
    }
    settings.setValue("settings/headerhighlightkeywords", headerHighlight.keys());
    settings.setValue("settings/headerhighlightcolors", colors);
+    QString lang;
+    int langIdx = m_lang->currentIndex();
+    switch(langIdx)
+    {
+    case 0: lang = "en"; break;
+    case 1: lang = "fr"; break;
+    case 2: lang = "sk"; break;
+    case 3: lang = "pt_BR"; break;
+    }
+    settings.setValue("settings/lang", lang);
 }
@@ -32,6 +32,7 @@ private:
    QListWidget *m_headerHighlight;
    QColor m_color = Qt::yellow;
    QLineEdit *m_keyword;
+    QComboBox *m_lang;
 };

 #endif // SETTINGSDIALOG_H
@@ -186,6 +186,19 @@ bool Solver::updateHeader(QString &error)
    modify.updateKeyword("CTYPE2", "DEC--TAN", QByteArray("first parameter DEC, projection TANgential"));
    modify.updateKeyword("RADESYS", "ICRS", QByteArray("International Celestial Reference System"));
    modify.updateKeyword("EQUINOX", 2000, QByteArray("Equinox of coordinates"));
+
+    LibXISF::F64Matrix matrix(2, 2);
+    matrix(0, 0) = std::cos(rotationRad) * cdeltx;
+    matrix(0, 1) =-std::sin(rotationRad) * cdelty;
+    matrix(1, 0) = std::sin(rotationRad) * cdeltx;
+    matrix(1, 1) = std::cos(rotationRad) * cdelty;
+
+    modify.updateProperty("PCL:AstrometricSolution:ReferenceCelestialCoordinates", LibXISF::F64Vector({solution.ra, solution.dec}));
+    modify.updateProperty("PCL:AstrometricSolution:ReferenceImageCoordinates", LibXISF::F64Vector({_stats.width / 2.0, _stats.height / 2.0}));
+    modify.updateProperty("PCL:AstrometricSolution:LinearTransformationMatrix", LibXISF::F64Matrix(matrix));
+    modify.updateProperty("PCL:AstrometricSolution:ProjectionSystem", LibXISF::String("Gnomonic"));
+    modify.updateProperty("PCL:AstrometricSolution:ReferenceNativeCoordinates", LibXISF::F64Vector({0, 90}));
+
    bool ret = file.modifyFITSRecords(&modify);
    if(!ret)error = tr("Failed to update file header");
    else emit headerUpdated(_path);
@@ -89,6 +89,11 @@ StretchToolbar::StretchToolbar(QWidget *parent) : QToolBar(tr("Stretch toolbar")

    m_autoStretchOnLoad = addAction(QIcon(":/nuke_a.png"), tr("Apply auto stretch on load"));
    m_autoStretchOnLoad->setCheckable(true);
+
+    QAction *showGridButton = addAction(QIcon(":/grid.svg"), tr("Draw equatorial grid"));
+    showGridButton->setCheckable(true);
+    connect(showGridButton, &QAction::toggled, this, &StretchToolbar::drawGrid);
+
    QSettings settings;
    m_autoStretchOnLoad->setChecked(settings.value("stretchtoolbar/autostretch", false).toBool());
 }
@@ -99,6 +104,11 @@ StretchToolbar::~StretchToolbar()
    settings.setValue("stretchtoolbar/autostretch", m_autoStretchOnLoad->isChecked());
 }

+const MTFParam &StretchToolbar::params() const
+{
+    return m_mtfParam;
+}
+
 void StretchToolbar::stretchImage(Image *img)
 {
    if(img && img->rawImage())
@@ -22,6 +22,7 @@ class StretchToolbar : public QToolBar
 public:
    explicit StretchToolbar(QWidget *parent = nullptr);
    ~StretchToolbar();
+    const MTFParam& params() const;
 public slots:
    void stretchImage(Image *img);
    void resetMTF();
@@ -33,6 +34,7 @@ signals:
    void invert(bool enable);
    void superPixel(bool enable);
    void falseColor(bool enable);
+    void drawGrid(bool enable);
 };

 #endif // STRETCHTOOLBAR_H
@@ -6,9 +6,9 @@ if(BUILD_THUMBNAILER)
            Dll.cpp
            loadimage.cpp
            TenmonThumbnailProvider.cpp
-            ../rawimage.h
-            ../rawimage.cpp
-            ../rawimage_sse.cpp)
+            ../src/rawimage.h
+            ../src/rawimage.cpp
+            ../src/rawimage_sse.cpp)
        set_target_properties(tenmonthumbnailer PROPERTIES PREFIX "")

        target_compile_definitions(tenmonthumbnailer PRIVATE NO_QT)
@@ -19,8 +19,8 @@ if(BUILD_THUMBNAILER)
        qt_add_executable(tenmonthumbnailer
            main.cpp
            loadimage.cpp
-            ../rawimage.cpp
-            ../rawimage_sse.cpp)
+            ../src/rawimage.cpp
+            ../src/rawimage_sse.cpp)

        target_link_libraries(tenmonthumbnailer PRIVATE ${FITS_LIB} XISF)

@@ -2,7 +2,7 @@
 #include <thumbcache.h> // For IThumbnailProvider.
 #include <new>
 #include "libxisf.h"
-#include "../rawimage.h"
+#include "../src/rawimage.h"

 bool loadXISF(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage);
 bool loadFITS(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage);
@@ -1,7 +1,6 @@
 #include "genthumbnail.h"
-#include "../rawimage.h"
-#include "../loadimage.h"
-
+#include "../src/rawimage.h"
+#include "../src/loadimage.h"

 int generateThumbnail(const QString &input, const QString &output, uint32_t size)
 {
@@ -1,5 +1,5 @@
 #include "libxisf.h"
-#include "../rawimage.h"
+#include "../src/rawimage.h"
 #ifdef WIN32
 #include <windows.h>
 #endif
@@ -1,7 +1,7 @@
 #include <vector>
 #include <string>
 #include <iostream>
-#include "../rawimage.h"
+#include "../src/rawimage.h"
 #define STB_IMAGE_WRITE_IMPLEMENTATION
 #include "stb_image_write.h"
Author	SHA1	Message	Date
nou	b7f1a0abc9	Add id_file_key index to database	2026-03-22 09:55:19 +01:00
nou	33c976d3c9	Remember a selected filter keyword in database view	2026-03-22 09:54:57 +01:00
nou	a17001cdf9	Trim whitespace string from XISF	2026-03-21 22:21:35 +01:00
nou	305c1d1f55	Deffered SQL query when database is visible	2026-03-21 20:33:47 +01:00
nou	95808b094d	Fix buidling query	2026-03-21 20:31:44 +01:00
nou	2b56af27fe	Add explicit link to Svg module to solve some issues with SVG icon	2026-03-15 17:47:51 +01:00
nou	8edf746827	Use bindvalue in DatabaseTableView	2026-03-15 17:47:24 +01:00
nou	729a330e6c	Add backspace as move to trash shortcut for MacOS	2026-03-15 17:45:01 +01:00
nou	1ac5a4e42a	Update metainfo	2026-02-16 22:52:28 +01:00
nou	83d212aa91	Enable sorting of FITS header	2026-02-16 22:29:25 +01:00
nou	bd24fba407	Update README	2026-02-11 21:26:33 +01:00
nou	3448f62f31	Try to fix crash in ImageRingList	2026-01-19 20:57:13 +01:00
nou	567e66acb5	Update libXISF	2025-11-02 23:17:10 +01:00
nou	9e79133464	Fix compile error	2025-11-01 12:11:53 +01:00
nou	e08107aa13	Improve Save as	2025-11-01 12:06:24 +01:00
nou	6eda2c4e48	Remove some code	2025-10-20 23:48:47 +02:00
nou	b16ae3a9ee	Add language setting	2025-10-20 21:29:59 +02:00
nou	56bba27ae3	Give save filter only formats that are supported	2025-10-20 00:23:11 +02:00
nou	1070dc32c1	Update metainfo	2025-09-15 15:55:00 +02:00
nou	f61cf12f0a	Update help files	2025-09-15 15:49:30 +02:00
nou	530b0c62c3	Open parent directory if it doesn't exist	2025-09-15 15:49:16 +02:00
nou	7e95440dd6	Update translations	2025-09-15 10:58:29 +02:00
nou	03492972cb	Include all types in completion	2025-09-14 20:44:36 +02:00
nou	9cca183677	Working copy/move operation	2025-09-14 20:44:07 +02:00
nou	afd059b36b	Add some margins when retriving objects	2025-09-14 13:43:20 +02:00
nou	1b9f218acb	Console line with simple auto completion	2025-08-17 17:39:01 +02:00
nou	32f91d7b2f	Add PCL:AstrometricSolution to XISF solved files	2025-08-03 20:58:01 +02:00
nou	69fbad34b6	Add image index to FITSRecordModify	2025-08-03 20:57:33 +02:00
nou	e026042604	Use ifFITS isXISF functions	2025-08-03 20:37:40 +02:00
nou	bb7e5182af	Fix metainfo linter	2025-07-27 17:45:23 +02:00
nou	f0152e2496	Fix compilation issue	2025-07-27 17:33:14 +02:00
nou	eccf928032	Make path in file manager editable	2025-07-27 16:29:44 +02:00
nou	897306d1c3	Add fitskeyword.ui	2025-07-27 15:40:06 +02:00
nou	cbc779090f	Prioritize M number then IC for object name	2025-07-27 15:36:19 +02:00
nou	d826744f26	Add tabs to file manager	2025-07-27 15:35:25 +02:00
nou	3bdfb12d4f	Disable use of QFileSystemModel on ARM platform	2025-07-27 10:06:38 +02:00
nou	c416ae9941	Fix suffix handling, do not index PCL: properties	2025-07-26 18:19:46 +02:00
nou	abbba2890f	Add context menu to hide columns in file manager	2025-07-26 17:50:54 +02:00
nou	9c6847d334	Do not pass XISF properies into WCS	2025-07-26 15:49:21 +02:00
nou	af1c26a9fe	Use PCL:AstrometricSolution properties to construct WCS	2025-07-26 15:48:58 +02:00
nou	e0441a6494	Change type to uint64_t	2025-07-24 20:22:06 +02:00
nou	a88f05a9fe	Add filemanager	2025-07-21 20:16:34 +02:00
nou	b58559a18a	Update modify FITS header script	2025-07-13 10:43:15 +02:00
nou	2ac14a6c04	Fix thumbnailer compilation	2025-07-13 10:42:59 +02:00
nou	b84256625c	Add stellarsolver6 as name	2025-06-12 16:48:09 +02:00
nou	202a2b11b7	Add marked files in batch processing	2025-06-09 19:09:50 +02:00
nou	32f192ed7e	Add draw grid button	2025-05-31 00:19:15 +02:00
nou	a0422683bd	Move source files to src directory	2025-05-30 16:49:33 +02:00
nou	ce67b35bfa	Mention OpenNGC	2025-05-29 23:44:55 +02:00
nou	f016500f12	Include ngc db	2025-05-29 17:39:13 +02:00
nou	6069ebbbac	Refractor drawing grid	2025-05-27 16:26:03 +02:00
nou	e587d84e05	Remove that empty action	2025-05-26 17:05:19 +02:00
nou	c01f2e328a	Add sky grid painting	2025-05-26 15:50:37 +02:00
nou	8b498bbe73	Prefer writing keyword as integer	2025-05-24 23:13:14 +02:00