Make single screen overlays better

colorpicker/colorpickerscene.cpp

@@ -34,7 +34,11 @@ ColorPickerScene::ColorPickerScene(QPixmap pixmap, QWidget *parentWidget)
     ellipse->setBrush(color);
     image = pixmap.toImage();
 
-    show();
+    if (QApplication::screens().size() == 1)
+        showFullScreen();
+    else
+        show();
+
     activateWindow();
     setGeometry(pixmap.rect());
     QPoint p = screenshotutil::smallestScreenCoordinate()

cropeditor/cropeditor.cpp

@@ -13,7 +13,10 @@
 CropEditor::CropEditor(QPixmap image, QObject *parent) : QObject(parent) {
     scene = new CropScene(parent, image);
     view = new CropView(scene);
-    view->show();
+    if (QApplication::screens().size() > 1)
+        view->show();
+    else
+        view->showFullScreen();
     view->raise();
     QGraphicsPixmapItem *pixmapItem = new QGraphicsPixmapItem(image);
     pixmapItem->setZValue(-1);

cropeditor/cropscene.cpp

@@ -200,9 +200,9 @@ void CropScene::show() {
 
 void CropScene::setVisible(bool visible) {
     for (auto view : views()) {
-        if (view->isVisible()) fullscreen |= view->isFullScreen();
         view->setVisible(visible);
         if (visible) {
+            if (QApplication::screens().size() == 1) view->showFullScreen();
             view->resize(_pixmap.width(), _pixmap.height());
             view->setMinimumSize(_pixmap.size());
             QPoint p = screenshotutil::smallestScreenCoordinate() + QPoint(settings::settings().value("cropx", 0).toInt(),

cropeditor/cropscene.hpp

@@ -61,7 +61,6 @@ private:
     void updateMag();
     void initMagnifierGrid();
     void addDrawingAction(QMenuBar *menu, QString name, QString icon, std::function<DrawItem *()> item);
-    bool fullscreen;
     QPointF cursorPos;
     std::function<DrawItem *()> drawingSelectionMaker;
     QFlags<Qt::MouseButton> prevButtons;