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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile: null_spritehelper.hxx,v $
+ * $Revision: 1.5 $
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef _NULLCANVAS_SPRITEHELPER_HXX
+#define _NULLCANVAS_SPRITEHELPER_HXX
+
+#include <com/sun/star/rendering/XCustomSprite.hpp>
+
+#include <canvas/base/canvascustomspritehelper.hxx>
+
+#include <basegfx/point/b2dpoint.hxx>
+#include <basegfx/vector/b2isize.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+
+#include "null_spritecanvas.hxx"
+
+
+namespace nullcanvas
+{
+ /* Definition of SpriteHelper class */
+
+ /** Helper class for canvas sprites.
+
+ This class implements all sprite-related functionality, like
+ that available on the XSprite interface.
+ */
+ class SpriteHelper : public ::canvas::CanvasCustomSpriteHelper
+ {
+ public:
+ /** Create sprite helper
+ */
+ SpriteHelper();
+
+ // make CanvasCustomSpriteHelper::init visible for name lookup
+ using ::canvas::CanvasCustomSpriteHelper::init;
+
+ /** Late-init the sprite helper
+
+ @param rSpriteSize
+ Size of the sprite
+
+ @param rSpriteCanvas
+ Sprite canvas this sprite is part of. Object stores
+ ref-counted reference to it, thus, don't forget to pass on
+ disposing()!
+
+ @param rDevice
+ DX device to use
+
+ @param rSpriteSurface
+ The surface of the sprite (not the DX texture, but the
+ persistent target of content rendering)
+
+ @param bShowSpriteBounds
+ When true, little debug bound rects for sprites are shown
+ */
+ void init( const ::com::sun::star::geometry::RealSize2D& rSpriteSize,
+ const SpriteCanvasRef& rSpriteCanvas );
+
+ void disposing();
+
+ /** Repaint sprite content via hardware to associated sprite
+ canvas
+
+ @param io_bSurfaceDirty
+ Input/output parameter, whether the sprite content is
+ dirty or not. If texture was updated, set to false
+ */
+ void redraw( bool& io_bSurfaceDirty ) const;
+
+ private:
+ virtual ::basegfx::B2DPolyPolygon polyPolygonFromXPolyPolygon2D(
+ ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D >& xPoly ) const;
+
+
+ SpriteCanvasRef mpSpriteCanvas;
+ mutable bool mbTextureDirty; // when true, texture needs update
+ };
+}
+
+#endif /* _NULLCANVAS_SPRITEHELPER_HXX */