/**
* <summary>
* Copies the whole content of a layer to another layer.
* <para>
* The color and transparency
* of all the pixels from the destination layer are set to match the source pixels.
* This method only affects the displayed content, but does not change any
* property of the layer object.
* Note that layer 0 has no transparency support (it is always completely opaque).
* </para>
* </summary>
* <param name="srcLayerId">
* the identifier of the source layer (a number in range 0..layerCount-1)
* </param>
* <param name="dstLayerId">
* the identifier of the destination layer (a number in range 0..layerCount-1)
* </param>
* <returns>
* <c>0</c> if the call succeeds.
* </returns>
* <para>
* On failure, throws an exception or returns a negative error code.
* </para>
*/
public virtual int copyLayerContent(int srcLayerId, int dstLayerId)
{
if (_func == null)
{
throw new YoctoApiProxyException("No Display connected");
}
return(_func.copyLayerContent(srcLayerId, dstLayerId));
}