canvas/source/cairo/cairo_spritedevicehelper.hxx

   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 #pragma once
  21
  22 #include <com/sun/star/awt/Rectangle.hpp>
  23
  24 #include <vcl/window.hxx>
  25 #include <vcl/cairo.hxx>
  26
  27 #include "cairo_devicehelper.hxx"
  28
  29 /* Definition of DeviceHelper class */
  30
  31 namespace cairocanvas
  32 {
  33     class SpriteCanvas;
  34
  35     class SpriteDeviceHelper : public DeviceHelper
  36     {
  37     public:
  38         SpriteDeviceHelper();
  39
  40         void init( vcl::Window&                   rOutputWindow,
  41                    SpriteCanvas&             rSpriteCanvas,
  42                    const ::basegfx::B2ISize& rSize,
  43                    bool                      bFullscreen );
  44
  45         /// Dispose all internal references
  46         void disposing();
  47
  48         // XWindowGraphicDevice
  49         bool  showBuffer( bool, bool );
  50         bool  switchBuffer( bool, bool bUpdateAll );
  51
  52         css::uno::Any isAccelerated() const;
  53         css::uno::Any getDeviceHandle() const;
  54         css::uno::Any getSurfaceHandle() const;
  55
  56         void notifySizeUpdate( const css::awt::Rectangle& rBounds );
  57         void setSize( const ::basegfx::B2ISize& rSize );
  58
  59         const ::cairo::SurfaceSharedPtr& getBufferSurface() const { return mpBufferSurface; }
  60         ::cairo::SurfaceSharedPtr const & getWindowSurface() const;
  61         ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, int aContent );
  62         ::cairo::SurfaceSharedPtr createSurface( BitmapSystemData const & rData, const Size& rSize );
  63         const ::basegfx::B2ISize& getSizePixel() const { return maSize; }
  64         void flush();
  65
  66     private:
  67         /// Pointer to sprite canvas (owner of this helper), needed to create bitmaps
  68         SpriteCanvas*             mpSpriteCanvas;
  69
  70         ::cairo::SurfaceSharedPtr mpBufferSurface;
  71
  72         ::basegfx::B2ISize        maSize;
  73         bool                      mbFullScreen;
  74     };
  75 }
  76
  77 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */