From: Joel Holdsworth <redacted>
Date: Wed, 25 Dec 2013 19:46:37 +0000 (+0000)
Subject: Added double-click zoom behaviour
X-Git-Tag: pulseview-0.2.0~185
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=903038a8c9496b23d29535dd8c41a6c207c0831b;p=pulseview.git

Added double-click zoom behaviour
---

diff --git a/pv/view/viewport.cpp b/pv/view/viewport.cpp
index a06c8888..145f040f 100644
--- a/pv/view/viewport.cpp
+++ b/pv/view/viewport.cpp
@@ -111,6 +111,16 @@ void Viewport::mouseMoveEvent(QMouseEvent *event)
 	}
 }
 
+void Viewport::mouseDoubleClickEvent(QMouseEvent *event)
+{
+	assert(event);
+
+	if (event->buttons() & Qt::LeftButton)
+		_view.zoom(2.0, event->x());
+	else if (event->buttons() & Qt::RightButton)
+		_view.zoom(-2.0, event->x());
+}
+
 void Viewport::wheelEvent(QWheelEvent *event)
 {
 	assert(event);
diff --git a/pv/view/viewport.h b/pv/view/viewport.h
index 4add1ccf..0474b7ee 100644
--- a/pv/view/viewport.h
+++ b/pv/view/viewport.h
@@ -48,6 +48,7 @@ protected:
 private:
 	void mousePressEvent(QMouseEvent *event);
 	void mouseMoveEvent(QMouseEvent *event);
+	void mouseDoubleClickEvent(QMouseEvent * event);
 	void wheelEvent(QWheelEvent *event);
 
 private slots: