private void ColorField_LeftDown(object sender, MouseButtonEventArgs e)
{
var mousePosition = e.GetPosition(ColorFieldElement);
MoveColorSelector(mousePosition);
ColorFieldElement.CaptureMouse();
}
private void InitializeColorFieldElement()
{
if (ColorFieldElement == null)
{
return;
}
ColorFieldElement.AddHandler(Canvas.MouseLeftButtonDownEvent,
new MouseButtonEventHandler(ColorField_LeftDown));
ColorFieldElement.AddHandler(Canvas.MouseLeftButtonUpEvent,
new MouseButtonEventHandler(ColorField_LeftUp));
ColorFieldElement.AddHandler(Canvas.MouseMoveEvent,
new MouseEventHandler(ColorField_MouseMove));
}
private void ColorField_LeftUp(object sender, MouseButtonEventArgs e)
{
ColorFieldElement.ReleaseMouseCapture();
}