X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fviewport.h;h=1de9cd2a5d1ac51e1e40f6de101baa40754b05f8;hp=0474b7eefe4dd7fde0752d28fd8ea417214f01c6;hb=32218d3e708553b4508c3510d388aded58068381;hpb=903038a8c9496b23d29535dd8c41a6c207c0831b

diff --git a/pv/view/viewport.h b/pv/view/viewport.h
index 0474b7ee..1de9cd2a 100644
--- a/pv/view/viewport.h
+++ b/pv/view/viewport.h
@@ -23,6 +23,7 @@
 
 #include <QTimer>
 #include <QWidget>
+#include <QTouchEvent>
 
 class QPainter;
 class QPaintEvent;
@@ -40,19 +41,19 @@ class Viewport : public QWidget
 public:
 	explicit Viewport(View &parent);
 
-	int get_total_height() const;
-
 protected:
 	void paintEvent(QPaintEvent *event);
 
 private:
+	bool event(QEvent *event);
 	void mousePressEvent(QMouseEvent *event);
+	void mouseReleaseEvent(QMouseEvent *event);
 	void mouseMoveEvent(QMouseEvent *event);
 	void mouseDoubleClickEvent(QMouseEvent * event);
 	void wheelEvent(QWheelEvent *event);
+	bool touchEvent(QTouchEvent *e);
 
-private slots:
-	void on_signals_changed();
+private Q_SLOTS:
 	void on_signals_moved();
 
 private:
@@ -60,6 +61,11 @@ private:
 
 	QPoint _mouse_down_point;
 	double _mouse_down_offset;
+	bool _mouse_down_valid;
+
+	double _pinch_offset0;
+	double _pinch_offset1;
+	bool _pinch_zoom_active;
 };
 
 } // namespace view