X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=sigview.h;h=3630d17e572cfe074a893d7463370d0af4148a3e;hp=d2bdbe4d1839402219dc42a3e8a397aa923b8029;hb=ecda6ca9b83e5ed9988c64ed9fc4e4a33b8a5457;hpb=d7002724cbeb77486c2d5a0ccad2c2a1f14cbf36

diff --git a/sigview.h b/sigview.h
index d2bdbe4d..3630d17e 100644
--- a/sigview.h
+++ b/sigview.h
@@ -24,11 +24,32 @@
 #include <QtOpenGL/QGLWidget>
 #include <QTimer>
 
+class QPainter;
+class QPaintEvent;
+class SigSession;
+
 class SigView : public QGLWidget
 {
 	Q_OBJECT
+
+private:
+	static const double MaxScale;
+	static const double MinScale;
+
+	static const int SignalHeight;
+	static const int LabelMarginWidth;
+	static const int RulerHeight;
+
+	static const int MinorTickSubdivision;
+	static const int ScaleUnits[3];
+
+	static const QString SIPrefixes[9];
+	static const int FirstSIPrefixPower;
+
 public:
-	explicit SigView(QWidget *parent = 0);
+	explicit SigView(SigSession &session, QWidget *parent = 0);
+
+	void zoom(double steps);
 
 protected:
 
@@ -36,12 +57,32 @@ protected:
 
 	void resizeGL(int width, int height);
 
-	void paintGL();
+	void paintEvent(QPaintEvent *event);
+
+private:
+	void mousePressEvent(QMouseEvent *event);
+	void mouseMoveEvent(QMouseEvent *event);
+	void mouseReleaseEvent(QMouseEvent *event);
+	void wheelEvent(QWheelEvent *event);
+
+private:
+	void setup_viewport(int width, int height);
+
+	void paint_ruler(QPainter &p);
+
+	void zoom(double steps, int offset);
+
+private slots:
+	void data_updated();
+
+private:
+	SigSession &_session;
+
+	double _scale;
+	double _offset;
 
-signals:
-	
-public slots:
-	
+	QPoint _mouse_down_point;
+	double _mouse_down_offset;
 };
 
 #endif // SIGVIEW_H