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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef _NULLCANVAS_SPRITEHELPER_HXX
      21             : #define _NULLCANVAS_SPRITEHELPER_HXX
      22             : 
      23             : #include <com/sun/star/rendering/XCustomSprite.hpp>
      24             : 
      25             : #include <canvas/base/canvascustomspritehelper.hxx>
      26             : 
      27             : #include <basegfx/point/b2dpoint.hxx>
      28             : #include <basegfx/vector/b2isize.hxx>
      29             : #include <basegfx/matrix/b2dhommatrix.hxx>
      30             : 
      31             : #include "null_spritecanvas.hxx"
      32             : 
      33             : 
      34             : namespace nullcanvas
      35             : {
      36             :     /* Definition of SpriteHelper class */
      37             : 
      38             :     /** Helper class for canvas sprites.
      39             : 
      40             :         This class implements all sprite-related functionality, like
      41             :         that available on the XSprite interface.
      42             :      */
      43           0 :     class SpriteHelper : public ::canvas::CanvasCustomSpriteHelper
      44             :     {
      45             :     public:
      46             :         /** Create sprite helper
      47             :          */
      48             :         SpriteHelper();
      49             : 
      50             :         // make CanvasCustomSpriteHelper::init visible for name lookup
      51             :         using ::canvas::CanvasCustomSpriteHelper::init;
      52             : 
      53             :         /** Late-init the sprite helper
      54             : 
      55             :             @param rSpriteSize
      56             :             Size of the sprite
      57             : 
      58             :             @param rSpriteCanvas
      59             :             Sprite canvas this sprite is part of. Object stores
      60             :             ref-counted reference to it, thus, don't forget to pass on
      61             :             disposing()!
      62             : 
      63             :             @param rDevice
      64             :             DX device to use
      65             : 
      66             :             @param rSpriteSurface
      67             :             The surface of the sprite (not the DX texture, but the
      68             :             persistent target of content rendering)
      69             : 
      70             :             @param bShowSpriteBounds
      71             :             When true, little debug bound rects for sprites are shown
      72             :          */
      73             :         void init( const ::com::sun::star::geometry::RealSize2D&    rSpriteSize,
      74             :                    const SpriteCanvasRef&                           rSpriteCanvas );
      75             : 
      76             :         void disposing();
      77             : 
      78             :         /** Repaint sprite content via hardware to associated sprite
      79             :             canvas
      80             : 
      81             :             @param io_bSurfaceDirty
      82             :             Input/output parameter, whether the sprite content is
      83             :             dirty or not. If texture was updated, set to false
      84             :          */
      85             :         void redraw( bool& io_bSurfaceDirty ) const;
      86             : 
      87             :     private:
      88             :         virtual ::basegfx::B2DPolyPolygon polyPolygonFromXPolyPolygon2D(
      89             :             ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D >& xPoly ) const;
      90             : 
      91             : 
      92             :         SpriteCanvasRef             mpSpriteCanvas;
      93             :         mutable bool                mbTextureDirty;  // when true, texture needs update
      94             :     };
      95             : }
      96             : 
      97             : #endif /* _NULLCANVAS_SPRITEHELPER_HXX */
      98             : 
      99             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */