Settings dialog

CMakeLists.txt

@@ -35,6 +35,7 @@ set(TENMON_SRC
     mainwindow.cpp
     markedfiles.cpp
     rawimage.cpp
+    settingsdialog.cpp
     starfit.cpp
     statusbar.cpp
     stfslider.cpp

imageringlist.cpp

@@ -7,7 +7,7 @@
 
 using namespace std;
 
-const int DEFAULT_WIDTH = 2;
+int DEFAULT_WIDTH = 2;
 
 Image::Image(const QString name, int number, ImageRingList *ringList) :
     m_loading(false),
@@ -260,6 +260,7 @@ void ImageRingList::loadThumbnails()
 void ImageRingList::stopLoading()
 {
     m_thumbPool->clear();
+    m_thumbPool->waitForDone();
 }
 
 int ImageRingList::imageCount() const

imagescrollareagl.cpp

@@ -249,6 +249,7 @@ void ImageWidget::paintGL()
         }
         m_thumbnailProgram->bind();
         f->glUniform3i(m_thumbnailProgram->uniformLocation("viewport_row"), width(), height(), width()/THUMB_SIZE_BORDER);
+        f->glUniform3i(m_thumbnailProgram->uniformLocation("thumb_size"), THUMB_SIZE_BORDER/2, THUMB_SIZE_BORDER, THUMB_SIZE_BORDER_Y);
         m_thumbnailProgram->setUniformValue("mtf_param", m_low, m_mid, m_high);
         m_thumbnailProgram->setUniformValue("invert", m_invert);
         m_thumbnailProgram->setUniformValue("offset", 0, m_dy);

mainwindow.cpp

@@ -20,6 +20,7 @@
 #include "markedfiles.h"
 #include "about.h"
 #include "statusbar.h"
+#include "settingsdialog.h"
 
 #ifdef __linux__
 #include <sys/ioctl.h>
@@ -34,6 +35,8 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     qRegisterMetaType<ImageInfoData>("ImageInfoData");
     qRegisterMetaType<RawImage*>("RawImage");
 
+    SettingsDialog::loadSettings();
+
     m_info = new ImageInfo(this);
     QDockWidget *infoDock = new QDockWidget(tr("Image info"), this);
     infoDock->setWidget(m_info);
@@ -117,6 +120,10 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     exitAction->setShortcut(QKeySequence::Quit);
     menuBar()->addMenu(fileMenu);
 
+    QMenu *editMenu = new QMenu(tr("Edit"), this);
+    editMenu->addAction(tr("Settings"), this, &MainWindow::showSettingsDialog);
+    menuBar()->addMenu(editMenu);
+
     QMenu *viewMenu = new QMenu(tr("View"), this);
     viewMenu->addAction(tr("Zoom In"), m_imageGL, SLOT(zoomIn()), QKeySequence::ZoomIn);
     viewMenu->addAction(tr("Zoom Out"), m_imageGL, SLOT(zoomOut()), QKeySequence::ZoomOut);
@@ -533,10 +540,16 @@ void MainWindow::starFinder(bool findStars)
 
 void MainWindow::showMarkFilesDialog()
 {
-    MarkedFiles markedFiles;
+    MarkedFiles markedFiles(this);
     markedFiles.exec();
 }
 
+void MainWindow::showSettingsDialog()
+{
+    SettingsDialog settingsDialog(this);
+    settingsDialog.exec();
+}
+
 void MainWindow::updateWindowTitle()
 {
     ImagePtr ptr = m_ringList->currentImage();

mainwindow.h

@@ -63,6 +63,7 @@ protected slots:
     void peakFinder(bool findPeaks);
     void starFinder(bool findStars);
     void showMarkFilesDialog();
+    void showSettingsDialog();
 };
 
 #endif // MAINWINDOW_H

rawimage.cpp

@@ -1,5 +1,9 @@
 #include "rawimage.h"
 
+int THUMB_SIZE = 128;
+int THUMB_SIZE_BORDER = 138;
+int THUMB_SIZE_BORDER_Y = 158;
+
 RawImage::ImgType CV2Type(int cvtype)
 {
     switch (cvtype)

rawimage.h

@@ -10,9 +10,9 @@
 #include <QImage>
 #include <QVector3D>
 
-const int THUMB_SIZE = 128;
+extern int THUMB_SIZE;
-const int THUMB_SIZE_BORDER = 138;
+extern int THUMB_SIZE_BORDER;
-const int THUMB_SIZE_BORDER_Y = 158;
+extern int THUMB_SIZE_BORDER_Y;
 
 class Peak
 {

settingsdialog.cpp

@@ -0,0 +1,77 @@
+#include "settingsdialog.h"
+#include <QFormLayout>
+#include <QDialogButtonBox>
+#include <QLabel>
+#include <QSettings>
+#include "rawimage.h"
+
+extern int DEFAULT_WIDTH;
+
+class EvenNumber : public QSpinBox
+{
+public:
+    explicit EvenNumber(QWidget *parent) : QSpinBox(parent){}
+protected:
+    QValidator::State validate(QString &text, int &) const
+    {
+        bool ok;
+        int val = text.toInt(&ok);
+        if(ok && (val & 1) == 0)return QValidator::Acceptable;
+        if(ok)return QValidator::Intermediate;
+        return QValidator::Invalid;
+    }
+    void fixup(QString &input) const
+    {
+        bool ok;
+        int val = input.toInt(&ok);
+        val -= val & 1;
+        input = QString::number(val);
+    }
+};
+
+SettingsDialog::SettingsDialog(QWidget *parent) : QDialog(parent)
+{
+    QFormLayout *layout = new QFormLayout(this);
+    setWindowTitle(tr("Settings"));
+
+    QSettings settings;
+
+    m_preloadImages = new QSpinBox(this);
+    m_preloadImages->setRange(0, 8);
+    m_preloadImages->setValue(settings.value("settings/preloadimagecount", DEFAULT_WIDTH).toInt());
+    m_preloadImages->setToolTip(tr("How many images are preloaded before and after current image."));
+
+    m_thumSize = new EvenNumber(this);
+    m_thumSize->setRange(64, 512);
+    m_thumSize->setSingleStep(2);
+    m_thumSize->setValue(settings.value("settings/thumnailsize", THUMB_SIZE).toInt());
+    m_thumSize->setToolTip(tr("Thumbnail size in pixels"));
+
+    layout->addRow(tr("Image preload count"), m_preloadImages);
+    layout->addRow(tr("Thumbnails size"), m_thumSize);
+    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);
+    connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
+    connect(this, &QDialog::accepted, this, &SettingsDialog::saveSettings);
+
+    layout->addRow(buttonBox);
+}
+
+void SettingsDialog::loadSettings()
+{
+    QSettings settings;
+    THUMB_SIZE = settings.value("settings/thumbnailsize", THUMB_SIZE).toInt();
+    THUMB_SIZE_BORDER = THUMB_SIZE + 10;
+    THUMB_SIZE_BORDER_Y = THUMB_SIZE + 30;
+    DEFAULT_WIDTH = settings.value("settings/preloadimagecount", DEFAULT_WIDTH).toInt();
+}
+
+void SettingsDialog::saveSettings()
+{
+    QSettings settings;
+    settings.setValue("settings/thumbnailsize", m_thumSize->value());
+    settings.setValue("settings/preloadimagecount", m_preloadImages->value());
+}

settingsdialog.h

@@ -0,0 +1,20 @@
+#ifndef SETTINGSDIALOG_H
+#define SETTINGSDIALOG_H
+
+#include <QDialog>
+#include <QSpinBox>
+
+class SettingsDialog : public QDialog
+{
+    Q_OBJECT
+public:
+    explicit SettingsDialog(QWidget *parent = nullptr);
+    static void loadSettings();
+private:
+    void saveSettings();
+
+    QSpinBox *m_preloadImages;
+    QSpinBox *m_thumSize;
+};
+
+#endif // SETTINGSDIALOG_H

shaders/thumb.vert

@@ -7,13 +7,14 @@ out vec3 qt_TexCoord0;
 uniform ivec3 viewport_row;
 uniform mat4 mvp;
 uniform vec2 offset;
+uniform ivec3 thumb_size;
 
 void main(void)
 {
     vec2 pos = qt_Vertex * 0.5;
     pos.y *= -1.0;
-    pos = pos * imageSize_num.xy + 69;
+    pos = pos * imageSize_num.xy + thumb_size.x;
-    ivec2 off = ivec2(imageSize_num.z % viewport_row.z, imageSize_num.z / viewport_row.z) * ivec2(138, 158);
+    ivec2 off = ivec2(imageSize_num.z % viewport_row.z, imageSize_num.z / viewport_row.z) * thumb_size.yz;
 
     gl_Position = mvp * vec4(pos - offset + off, 0.0, 1.0);
     qt_TexCoord0 = vec3(qt_MultiTexCoord0, imageSize_num.z + 0.1);