public void OnMouseDown(object sender, MouseEventArgs e)
{
if (!Locked && !isDragging)
{
// If we have a draggable region defined, start dragging only if we're inside the region.
if (DraggableRegion == null || DraggableRegion.IsVisible(e.Location))
{
isDragging = true;
hasDragged = false;
offset = e.Location;
}
}
SendMouseUpDown(e.X, e.Y, GetMouseButtonType(e), false);
}
private bool ContainsPoint(DraggableRegion region, Point point)
{
return(point.X >= region.X && point.X <= (region.X + region.Width) &&
point.Y >= region.Y && point.Y <= (region.Y + region.Height));
}
