canvas/source/directx/dx_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 #include <com/sun/star/rendering/XGraphicDevice.hpp>
  24 #include <com/sun/star/rendering/XBufferController.hpp>
  25
  26 #include "dx_rendermodule.hxx"
  27 #include "dx_surfacebitmap.hxx"
  28 #include "dx_devicehelper.hxx"
  29
  30 #include <rendering/isurfaceproxymanager.hxx>
  31
  32
  33 namespace dxcanvas
  34 {
  35     class SpriteCanvas;
  36
  37     class SpriteDeviceHelper : public DeviceHelper
  38     {
  39     public:
  40         SpriteDeviceHelper();
  41
  42         void init( vcl::Window&                             rWindow,
  43                    SpriteCanvas&                            rSpriteCanvas,
  44                    const css::awt::Rectangle&               rRect,
  45                    bool                                     bFullscreen );
  46
  47         /// Dispose all internal references
  48         void disposing();
  49
  50         // partial override XWindowGraphicDevice
  51         css::uno::Reference< css::rendering::XBitmap > createCompatibleBitmap(
  52             const css::uno::Reference< css::rendering::XGraphicDevice >&  rDevice,
  53             const css::geometry::IntegerSize2D&                                        size );
  54         css::uno::Reference< css::rendering::XVolatileBitmap > createVolatileBitmap(
  55             const css::uno::Reference< css::rendering::XGraphicDevice >&  rDevice,
  56             const css::geometry::IntegerSize2D&                                        size );
  57         css::uno::Reference< css::rendering::XBitmap > createCompatibleAlphaBitmap(
  58             const css::uno::Reference< css::rendering::XGraphicDevice >&  rDevice,
  59             const css::geometry::IntegerSize2D&                                        size );
  60         css::uno::Reference< css::rendering::XVolatileBitmap > createVolatileAlphaBitmap(
  61             const css::uno::Reference< css::rendering::XGraphicDevice >&  rDevice,
  62             const css::geometry::IntegerSize2D&                                        size );
  63
  64         void        destroyBuffers(  );
  65         bool showBuffer( bool bIsVisible, bool bUpdateAll );
  66         bool switchBuffer( bool bIsVisible, bool bUpdateAll );
  67
  68         const IDXRenderModuleSharedPtr& getRenderModule() const { return mpRenderModule; }
  69         const DXSurfaceBitmapSharedPtr& getBackBuffer() const { return mpBackBuffer; }
  70         const std::shared_ptr<canvas::ISurfaceProxyManager> &getSurfaceProxy() const { return mpSurfaceProxyManager; }
  71
  72         css::uno::Any isAccelerated() const;
  73
  74         void notifySizeUpdate( const css::awt::Rectangle& rBounds );
  75
  76         /** called when DumpScreenContent property is enabled on
  77             XGraphicDevice, and writes out bitmaps of current screen.
  78          */
  79         void dumpScreenContent() const;
  80
  81     private:
  82         void resizeBackBuffer( const ::basegfx::B2ISize& rNewSize );
  83         HWND getHwnd() const;
  84
  85         /// Pointer to sprite canvas (owner of this helper), needed to create bitmaps
  86         SpriteCanvas*                           mpSpriteCanvas;
  87
  88         DXSurfaceBitmapSharedPtr                mpBackBuffer;
  89
  90         /// Instance passing out HW textures
  91         std::shared_ptr<canvas::ISurfaceProxyManager> mpSurfaceProxyManager;
  92
  93         /// Our encapsulation interface to DirectX
  94         IDXRenderModuleSharedPtr                mpRenderModule;
  95     };
  96 }
  97
  98 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */