protected override void OnPreviewMouseUp(MouseButtonEventArgs e)
{
if (draggingInfo != null)
{
bool justClick = Mouse.GetPosition(this) == draggingInfo.ClickDownLocation;
draggingInfo = null;
ImageCursor = Cursors.None;
updatePickerPosition(Mouse.GetPosition(clipboardImage));
if (justClick)
{
// this was a click, not a drag: copy color
(DataContext as ClipboardManager).ReloadPickerColor();
}
}
base.OnPreviewMouseUp(e);
}
protected override void OnPreviewMouseDown(MouseButtonEventArgs e)
{
if (!isMouseOverImagePanel())
return;
if (e.LeftButton != MouseButtonState.Pressed)
return;
draggingInfo = new DraggingInfo(
Mouse.GetPosition(this),
horizontalScrollbar.Value,
verticalScrollbar.Value);
ImageCursor = Cursors.Hand;
(DataContext as ClipboardManager).HidePicker();
e.Handled = true;
base.OnPreviewMouseDown(e);
}
