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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#ifndef _DXCANVAS_SPRITEHELPER_HXX
#define _DXCANVAS_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 "dx_spritecanvas.hxx"
#include "dx_surfacebitmap.hxx"
namespace dxcanvas
{
/* 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();
/** 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 rRenderModule
rendermodule 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,
const IDXRenderModuleSharedPtr& rRenderModule,
const DXSurfaceBitmapSharedPtr rBitmap,
bool bShowSpriteBounds );
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;
/// Returns true, if the sprite _really_ needs redraw
bool needRedraw() const;
SpriteCanvasRef mpSpriteCanvas;
DXSurfaceBitmapSharedPtr mpBitmap;
mutable bool mbTextureDirty; // when true, texture needs update
bool mbShowSpriteBounds; // when true, debug bound rect for sprites is shown
};
}
#endif /* _DXCANVAS_SPRITEHELPER_HXX */
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