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#ifndef ALPHADIALOG_H
#define ALPHADIALOG_H
#include <QtWidgets/QDialog>
namespace Ui {
class AlphaDialog;
}
namespace nvidia {
namespace CurveEditor {
class AlphaDialog : public QDialog
{
Q_OBJECT
public:
static int getAlpha(int alpha = 255, QWidget *parent = 0);
explicit AlphaDialog(QWidget *parent = 0, int alpha = 255);
~AlphaDialog();
protected:
// QWidget events
virtual void paintEvent(QPaintEvent * e);
virtual void mousePressEvent(QMouseEvent* e);
virtual void mouseReleaseEvent(QMouseEvent* e);
virtual void mouseMoveEvent(QMouseEvent* e);
private slots:
void on_spinBoxAlpha_valueChanged(int arg1);
private:
void drawAlphaRectangle(QPainter& painter);
void drawCursor(QPainter& painter, int xPos);
private:
Ui::AlphaDialog *ui;
bool _drag;
int _alpha;
int _xOffset;
};
} // namespace CurveEditor
} // namespace nvidia
#endif // ALPHADIALOG_H
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