canvas/source/directx/dx_winstuff.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 #ifndef _DXCANVAS_WINSTUFF_HXX
  21 #define _DXCANVAS_WINSTUFF_HXX
  22
  23 #include <algorithm>
  24
  25 #include <boost/shared_ptr.hpp>
  26
  27 #include <basegfx/numeric/ftools.hxx>
  28
  29 #ifdef _WINDOWS_
  30 #error someone else included <windows.h>
  31 #endif
  32
  33 // Enabling Direct3D Debug Information Further more, with registry key
  34 // \\HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Direct3D\D3D9Debugging\\EnableCreationStack
  35 // set to 1, sets a backtrace each time an object is created to the
  36 // following global variable: LPCWSTR CreationCallStack
  37 #if OSL_DEBUG_LEVEL > 0
  38 # define D3D_DEBUG_INFO
  39 #endif
  40
  41 #ifndef DIRECTX_VERSION
  42 #error please define for which directx version we should compile
  43 #endif
  44
  45 #if defined _MSC_VER
  46 #pragma warning(push,1)
  47 #endif
  48
  49
  50 #define ULONG win32ULONG
  51 #define GradientStyle_RECT win32GradientStyle_RECT
  52 #define Polygon win32Polygon
  53 #define PolyPolygon win32PolyPolygon
  54 #undef WB_LEFT
  55 #undef WB_RIGHT
  56
  57 #define WIN32_LEAN_AND_MEAN
  58 #include <windows.h> // TODO(Q1): extract minimal set of required headers for gdiplus
  59
  60 #if DIRECTX_VERSION < 0x0900
  61
  62     #include <multimon.h>
  63
  64     // Be compatible with directdraw 3.0. Lets see how far this takes us
  65     #define DIRECTDRAW_VERSION 0x0300
  66     #include <ddraw.h>
  67
  68     // Be compatible with direct3d 5.0. Lets see how far this takes us
  69     #define DIRECT3D_VERSION 0x0500
  70     #define D3D_OVERLOADS
  71     #include <d3d.h>
  72
  73     typedef IDirectDrawSurface surface_type;
  74
  75 #elif WIN8_SDK == 1 || defined(_USING_V110_SDK71_)
  76
  77     #include <d3d9.h>
  78
  79     typedef IDirect3DSurface9 surface_type;
  80
  81 #else
  82
  83     #include <dxsdkver.h>
  84     #include <d3d9.h>
  85     #include <d3dx9.h>
  86     #if _DXSDK_BUILD_MAJOR < 1734 /* Earlier than the August 2009 DXSDK */
  87         #include <dxerr9.h>
  88     #else
  89         #include <dxerr.h>
  90     #endif
  91
  92     typedef IDirect3DSurface9 surface_type;
  93
  94 #endif
  95
  96 #undef DrawText
  97
  98 #ifdef __MINGW32__
  99 using ::std::max;
 100 using ::std::min;
 101 #endif
 102
 103 #include <gdiplus.h>
 104
 105 #ifdef min
 106 #   undef min
 107 #endif
 108 #ifdef max
 109 #   undef max
 110 #endif
 111
 112 namespace dxcanvas
 113 {
 114     // some shared pointer typedefs to Gdiplus objects
 115     typedef ::boost::shared_ptr< Gdiplus::Graphics >        GraphicsSharedPtr;
 116     typedef ::boost::shared_ptr< Gdiplus::GraphicsPath >    GraphicsPathSharedPtr;
 117     typedef ::boost::shared_ptr< Gdiplus::Bitmap >          BitmapSharedPtr;
 118     typedef ::boost::shared_ptr< Gdiplus::CachedBitmap >    CachedBitmapSharedPtr;
 119     typedef ::boost::shared_ptr< Gdiplus::Font >            FontSharedPtr;
 120     typedef ::boost::shared_ptr< Gdiplus::Brush >           BrushSharedPtr;
 121     typedef ::boost::shared_ptr< Gdiplus::TextureBrush >    TextureBrushSharedPtr;
 122
 123     /** COM object RAII wrapper
 124
 125         This template wraps a Windows COM object, transparently
 126         handling lifetime issues the C++ way (i.e. releasing the
 127         reference when the object is destroyed)
 128      */
 129     template< typename T > class COMReference
 130     {
 131     public:
 132         typedef T Wrappee;
 133
 134         COMReference() :
 135             mp( NULL )
 136         {
 137         }
 138
 139         /** Create from raw pointer
 140
 141             @attention This constructor assumes the interface is
 142             already acquired (unless p is NULL), no additional AddRef
 143             is called here.
 144
 145             This caters e.g. for all DirectX factory methods, which
 146             return the created interfaces pre-acquired, into a raw
 147             pointer. Simply pass the pointer to this class, but don't
 148             call Release manually on it!
 149
 150             @example IDirectDrawSurface* pSurface;
 151             pDD->CreateSurface(&aSurfaceDesc, &pSurface, NULL);
 152             mpSurface = COMReference< IDirectDrawSurface >(pSurface);
 153
 154          */
 155         explicit COMReference( T* p ) :
 156             mp( p )
 157         {
 158         }
 159
 160         COMReference( const COMReference& rNew ) :
 161             mp( NULL )
 162         {
 163             if( rNew.mp == NULL )
 164                 return;
 165
 166             rNew.mp->AddRef(); // do that _before_ assigning the
 167                                // pointer. Just in case...
 168             mp = rNew.mp;
 169         }
 170
 171         COMReference& operator=( const COMReference& rRHS )
 172         {
 173             COMReference aTmp(rRHS);
 174             ::std::swap( mp, aTmp.mp );
 175
 176             return *this;
 177         }
 178
 179         ~COMReference()
 180         {
 181             reset();
 182         }
 183
 184         int reset()
 185         {
 186             int refcount = 0;
 187             if( mp )
 188                 refcount = mp->Release();
 189
 190             mp = NULL;
 191             return refcount;
 192         }
 193
 194         bool        is() const { return mp != NULL; }
 195         T*          get() const { return mp; }
 196         T*          operator->() const { return mp; }
 197         T&          operator*() const { return *mp; }
 198
 199     private:
 200         T*  mp;
 201     };
 202
 203     // get_pointer() enables boost::mem_fn to recognize COMReference
 204     template<class T> inline T * get_pointer(COMReference<T> const& p)
 205     {
 206         return p.get();
 207     }
 208 }
 209
 210 #if defined _MSC_VER
 211 #pragma warning(pop)
 212 #endif
 213
 214 #undef DELETE
 215 #undef PolyPolygon
 216
 217 #endif /* _DXCANVAS_WINSTUFF_HXX */
 218
 219 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */