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Mouse wheel to zoom
author
amwaterhouse
<Andrew Waterhouse>
Mon, 20 Nov 2006 18:10:32 +0000
(18:10 +0000)
committer
amwaterhouse
<Andrew Waterhouse>
Mon, 20 Nov 2006 18:10:32 +0000
(18:10 +0000)
src/jalview/gui/RotatableCanvas.java
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diff --git
a/src/jalview/gui/RotatableCanvas.java
b/src/jalview/gui/RotatableCanvas.java
index
b30dc34
..
9007e4f
100755
(executable)
--- a/
src/jalview/gui/RotatableCanvas.java
+++ b/
src/jalview/gui/RotatableCanvas.java
@@
-79,6
+79,25
@@
public class RotatableCanvas extends JPanel implements MouseListener,
public RotatableCanvas(AlignViewport av)
\r
{
\r
this.av = av;
\r
+
\r
+ addMouseWheelListener(new MouseWheelListener()
\r
+ {
\r
+ public void mouseWheelMoved(MouseWheelEvent e)
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+ {
\r
+ if (e.getWheelRotation() > 0)
\r
+ {
\r
+ scale = (float) (scale * 1.1);
\r
+ repaint();
\r
+ }
\r
+
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+ else
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+ {
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+ scale = (float) (scale * 0.9);
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+ repaint();
\r
+ }
\r
+ }
\r
+ });
\r
+
\r
}
\r
\r
public void showLabels(boolean b)
\r