/**
* Constructs a new Pattern given an image. Drawing with the resulting pattern will cause the
* image to be tiled over the resulting area.
*
* <p>This operation requires the operating system's advanced graphics subsystem which may not be
* available on some platforms.
*
* @param device the device on which to allocate the pattern
* @param image the image that the pattern will draw
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the device is null and there is no current device, or the
* image is null
* <li>ERROR_INVALID_ARGUMENT - if the image has been disposed
* </ul>
*
* @exception SWTException
* <ul>
* <li>ERROR_NO_GRAPHICS_LIBRARY - if advanced graphics are not available
* </ul>
*
* @exception SWTError
* <ul>
* <li>ERROR_NO_HANDLES if a handle for the pattern could not be obtained
* </ul>
*
* @see #dispose()
*/
public Pattern(Device device, Image image) {
super(device);
if (image == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
if (image.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
this.device.checkCairo();
image.createSurface();
handle = Cairo.cairo_pattern_create_for_surface(image.surface);
if (handle == 0) SWT.error(SWT.ERROR_NO_HANDLES);
Cairo.cairo_pattern_set_extend(handle, Cairo.CAIRO_EXTEND_REPEAT);
surface = image.surface;
init();
}
