rotate functionality updated.

Author: ponchio

relightlab/imageframe.cpp

@@ -67,6 +67,9 @@ ImageFrame::ImageFrame(QWidget *parent): QFrame(parent) {
 	connect(image_view, SIGNAL(skipChanged(int,bool)), image_grid, SLOT(setSkipped(int,bool)));
 	connect(image_view, SIGNAL(skipChanged(int,bool)), image_list, SLOT(setSkipped(int,bool)));
 
+	connect(qRelightApp->action("rotate_left"),  SIGNAL(triggered(bool)), this, SLOT(rotateLeft()));
+	connect(qRelightApp->action("rotate_right"),  SIGNAL(triggered(bool)), this, SLOT(rotateRight()));
+
 	connect(qRelightApp->action("zoom_fit"),  SIGNAL(triggered(bool)), image_view, SLOT(fit()));
 	connect(qRelightApp->action("zoom_one"),  SIGNAL(triggered(bool)), image_view, SLOT(one()));
 	connect(qRelightApp->action("zoom_in"),  SIGNAL(triggered(bool)), image_view, SLOT(zoomIn()));
@@ -110,6 +113,40 @@ int ImageFrame::currentImage() {
 	return image_list->currentRow();
 }
 
+void ImageFrame::rotateLeft() {
+	QList<QListWidgetItem*> selectedItems = image_list->selectedItems();
+	for(QListWidgetItem *item: selectedItems) {
+		int id = item->data(Qt::UserRole).toInt();
+		rotateImage(id, false);
+	}
+	showImage(image_list->currentRow());
+}
+
+void ImageFrame::rotateRight() {
+	QList<QListWidgetItem*> selectedItems = image_list->selectedItems();
+	for(QListWidgetItem *item: selectedItems) {
+		int id = item->data(Qt::UserRole).toInt();
+		rotateImage(id, true);
+	}
+	showImage(image_list->currentRow());
+}
+
+void ImageFrame::rotateImage(int id, bool clockwise) {
+	QTransform rotate;
+	rotate.rotate(clockwise ? 90 : -90);
+
+	Project &project = qRelightApp->project();
+
+	assert(id >= 0 && id < project.images.size());
+
+	Image &image = project.images[id];
+	QImage source(image.filename);
+	QImage rotated = source.transformed(rotate);
+	rotated.save(image.filename, "jpg", 100);
+	//thumbs needs to be rotated!!!
+	qRelightApp->loadThumbnails();
+}
+
 void ImageFrame::showImage(int id) {
 
 	Project &project = qRelightApp->project();

relightlab/imageframe.h

@@ -35,8 +35,11 @@ class ImageFrame: public QFrame {
 	void init();
 	int currentImage();
 	void showImage(int id); //new project loaded.
+	void rotateImage(int id, bool clockwise);
 
 public slots:
+	void rotateLeft();
+	void rotateRight();
 	void previousImage();
 	void nextImage();
 	void showImageItem(QListWidgetItem *item);

relightlab/imageview.cpp

@@ -31,6 +31,9 @@ void ImageView::showImage(int id) {
 		QMessageBox::critical(this, "Houston we have a problem!", "Could not load image " + filename);
 		return;
 	}
+	if(imagePixmap) {
+		delete imagePixmap;
+	}
 	imagePixmap = new QGraphicsPixmapItem(QPixmap::fromImage(img));
 	imagePixmap->setZValue(-1);
 	scene.addItem(imagePixmap);

relightlab/relightapp.cpp

@@ -330,6 +330,7 @@ void RelightApp::loadThumbnails() {
 				img.fill(Qt::black);
 			}
 			m_thumbnails[i] = img.scaledToHeight(256);
+			emit updateThumbnail(0);
 		} else {
 			QImage img(m_thumbnails[0].size().scaled(256, 256, Qt::KeepAspectRatio), QImage::Format_ARGB32);
 			img.fill(Qt::black);