/// <summary>
/// Start displaying a sprite and hook callbacks to associated mouse events.
/// </summary>
/// <param name="sprite">The sprite to display under the cursor.</param>
/// <param name="clickHandler">Callback to receive mouse click events. Optional.</param>
/// <param name="pointerDownHandler">Callback to receive mouse down events. Optional.</param>
/// <param name="pointerUpHandler">Callback to receive mouse up events. Optional.</param>
public void Begin(Sprite sprite, ClickHandler clickHandler = null, PointerDownHandler pointerDownHandler = null, PointerUpHandler pointerUpHandler = null)
{
image.enabled = true;
image.sprite = sprite;
onClick += clickHandler;
onPointerDown += pointerDownHandler;
onPointerUp += pointerUpHandler;
}
/// <summary>
/// Stop displaying the sprite and unhook callbacks from their associated mouse events.
/// </summary>
public void Stop(ClickHandler clickHandler = null, PointerDownHandler pointerDownHandler = null, PointerUpHandler pointerUpHandler = null)
{
onClick -= clickHandler;
onPointerDown -= pointerDownHandler;
onPointerUp -= pointerUpHandler;
if (image != null)
{
image.enabled = false;
}
}
