KShare/cropeditor/cropscene.hpp
2017-05-02 19:49:33 +02:00

57 lines
1.4 KiB
C++

#ifndef CROPSCENE_HPP
#define CROPSCENE_HPP
#include <QGraphicsRectItem>
#include <QGraphicsScene>
#include <QGraphicsSceneContextMenuEvent>
#include <QGraphicsSceneMouseEvent>
#include <QKeyEvent>
#include <QMenu>
#include <functional>
class CropScene;
#include <cropeditor/drawing/drawitem.hpp>
class CropScene : public QGraphicsScene
{
Q_OBJECT
public:
CropScene(QObject *parent, QPixmap *pixmap);
~CropScene();
QPen &pen();
QBrush &brush();
void setDrawingSelection(QString name, std::function<DrawItem *()> drawAction);
QPixmap *pixmap()
{
return _pixmap;
}
signals:
void closedWithRect(QRect rect);
protected:
void mouseMoveEvent(QGraphicsSceneMouseEvent *e) override;
void mouseReleaseEvent(QGraphicsSceneMouseEvent *e) override;
void contextMenuEvent(QGraphicsSceneContextMenuEvent *e) override;
void keyReleaseEvent(QKeyEvent *e) override;
private:
void addDrawingAction(QMenu &menu, QString name, std::function<DrawItem *()> item);
void done();
QPixmap *_pixmap;
QFlags<Qt::MouseButton> prevButtons;
QGraphicsRectItem *rect = nullptr;
QPointF initPos;
QPen _pen;
QBrush _brush;
QGraphicsPolygonItem *polyItem = nullptr;
std::function<DrawItem *()> drawingSelectionMaker;
DrawItem *drawingSelection = nullptr;
QMenu menu;
QString drawingName = "None";
QAction *display;
};
#endif // CROPSCENE_HPP