#include "mainwindow.h"
#include <QStandardPaths>
#include <QFileDialog>
#include <QMenuBar>
#include "clahe.h"

MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
{
    setupUI();
}

MainWindow::~MainWindow()
{
}

void MainWindow::openFile()
{
    QStringList list = QStandardPaths::standardLocations(QStandardPaths::StandardLocation::PicturesLocation);
    list.append("");
    QString path = QFileDialog::getOpenFileName(this, tr("Open image"), list.first(), tr("Images (*.png *.jpg *.jpeg);;All files (*)"));
    if(!path.isEmpty())
    {
        CLAHE cl;
        cl.loadFile(path);
        cl.apply(5, 64);
        QPixmap pixmap;
        pixmap = cl.getImage();
        _image->setPixmap(pixmap);
    }
}

void MainWindow::saveFile()
{

}

void MainWindow::setupUI()
{
    resize(1024, 768);

    QMenu *fileMenu = menuBar()->addMenu(tr("File"));
    fileMenu->addAction(tr("Open file"), this, SLOT(openFile()), QKeySequence("Ctrl+O"));
    fileMenu->addAction(tr("Save file"), this, SLOT(saveFile()), QKeySequence("Ctrl+S"));
    fileMenu->addAction(tr("Quit"), this, SLOT(close()), QKeySequence("Ctrl+Q"));

    _image = new QLabel(this);
    setCentralWidget(_image);
}