LCOV - code coverage report
Current view: top level - canvas/source/tools - surfaceproxy.hxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 0 1 0.0 %
Date: 2012-08-25 Functions: 0 2 0.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 0 6 0.0 %

           Branch data     Line data    Source code
       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 INCLUDED_CANVAS_SURFACEPROXY_HXX
      21                 :            : #define INCLUDED_CANVAS_SURFACEPROXY_HXX
      22                 :            : 
      23                 :            : #include <canvas/rendering/isurfaceproxy.hxx>
      24                 :            : #include <canvas/rendering/icolorbuffer.hxx>
      25                 :            : 
      26                 :            : #include "pagemanager.hxx"
      27                 :            : #include "surface.hxx"
      28                 :            : 
      29                 :            : namespace canvas
      30                 :            : {
      31                 :            : 
      32                 :            :     //////////////////////////////////////////////////////////////////////////////////
      33                 :            :     // SurfaceProxy
      34                 :            :     //////////////////////////////////////////////////////////////////////////////////
      35                 :            : 
      36                 :            :     /** Definition of the surface proxy class.
      37                 :            : 
      38                 :            :         Surface proxies are the connection between *one* source image
      39                 :            :         and *one or more* hardware surfaces (or textures).  in a
      40                 :            :         logical structure surface proxies represent soley this
      41                 :            :         dependeny plus some simple cache management.
      42                 :            :     */
      43 [ #  # ][ #  # ]:          0 :     class SurfaceProxy : public ISurfaceProxy
                 [ #  # ]
      44                 :            :     {
      45                 :            :     public:
      46                 :            : 
      47                 :            :         SurfaceProxy( const canvas::IColorBufferSharedPtr& pBuffer,
      48                 :            :                       const PageManagerSharedPtr &pPageManager );
      49                 :            : 
      50                 :            :         // ISurfaceProxy interface
      51                 :            :         virtual void setColorBufferDirty();
      52                 :            : 
      53                 :            :         /** Render the surface content to screen.
      54                 :            : 
      55                 :            :             @param fAlpha
      56                 :            :             Overall alpha for content
      57                 :            : 
      58                 :            :             @param rPos
      59                 :            :             Output position
      60                 :            : 
      61                 :            :             @param rTransform
      62                 :            :             Output transformation (does not affect output position)
      63                 :            :         */
      64                 :            :         virtual bool draw( double                         fAlpha,
      65                 :            :                            const ::basegfx::B2DPoint&     rPos,
      66                 :            :                            const ::basegfx::B2DHomMatrix& rTransform );
      67                 :            : 
      68                 :            :         /** Render the surface content to screen.
      69                 :            : 
      70                 :            :             @param fAlpha
      71                 :            :             Overall alpha for content
      72                 :            : 
      73                 :            :             @param rPos
      74                 :            :             Output position
      75                 :            : 
      76                 :            :             @param rArea
      77                 :            :             Subset of the surface to render. Coordinate system are
      78                 :            :             surface area pixel, given area will be clipped to the
      79                 :            :             surface bounds.
      80                 :            : 
      81                 :            :             @param rTransform
      82                 :            :             Output transformation (does not affect output position)
      83                 :            :         */
      84                 :            :         virtual bool draw( double                         fAlpha,
      85                 :            :                            const ::basegfx::B2DPoint&     rPos,
      86                 :            :                            const ::basegfx::B2DRange&     rArea,
      87                 :            :                            const ::basegfx::B2DHomMatrix& rTransform );
      88                 :            : 
      89                 :            :         /** Render the surface content to screen.
      90                 :            : 
      91                 :            :             @param fAlpha
      92                 :            :             Overall alpha for content
      93                 :            : 
      94                 :            :             @param rPos
      95                 :            :             Output position
      96                 :            : 
      97                 :            :             @param rClipPoly
      98                 :            :             Clip polygon for the surface. The clip polygon is also
      99                 :            :             subject to the output transformation.
     100                 :            : 
     101                 :            :             @param rTransform
     102                 :            :             Output transformation (does not affect output position)
     103                 :            :         */
     104                 :            :         virtual bool draw( double                           fAlpha,
     105                 :            :                            const ::basegfx::B2DPoint&       rPos,
     106                 :            :                            const ::basegfx::B2DPolyPolygon& rClipPoly,
     107                 :            :                            const ::basegfx::B2DHomMatrix&   rTransform );
     108                 :            : 
     109                 :            :     private:
     110                 :            :         PageManagerSharedPtr          mpPageManager;
     111                 :            : 
     112                 :            :         // the pagemanager will distribute the image
     113                 :            :         // to one or more surfaces, this is why we
     114                 :            :         // need a list here.
     115                 :            :         std::vector<SurfaceSharedPtr> maSurfaceList;
     116                 :            : 
     117                 :            :         // pointer to the source of image data
     118                 :            :         // which always is stored in system memory,
     119                 :            :         // 32bit rgba and can have any size.
     120                 :            :         canvas::IColorBufferSharedPtr mpBuffer;
     121                 :            :     };
     122                 :            : 
     123                 :            :     typedef ::boost::shared_ptr< SurfaceProxy > SurfaceProxySharedPtr;
     124                 :            : }
     125                 :            : 
     126                 :            : #endif
     127                 :            : 
     128                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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