//highlight pressed
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
loc = GetLocation(e.Location);
if (loc != MouseLoc.Out)
{
this.Invalidate();
}
}
//unhighlight, do clicking
protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
//update and click
ZoomTracker trk = this.Control as ZoomTracker;
switch (loc)
{
case MouseLoc.ZoomIn: trk.Value++; break;
case MouseLoc.ZoomOut: trk.Value--; break;
default: return;
}
loc = MouseLoc.Out;
tracker_ValueChanged(trk, new ValueChangedEventArgs());
}
//highlight pressed
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
loc = GetLocation(e.Location);
if (loc != MouseLoc.Out)
this.Invalidate();
}
//unhighlight, do clicking
protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
//update and click
ZoomTracker trk = this.Control as ZoomTracker;
switch (loc)
{
case MouseLoc.ZoomIn: trk.Value++; break;
case MouseLoc.ZoomOut: trk.Value--; break;
default: return;
}
loc = MouseLoc.Out;
tracker_ValueChanged(trk, new ValueChangedEventArgs());
}
