canvas/source/directx/dx_spritecanvas.cxx

   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
  21 #include <ctype.h>
  22 #include <canvas/debug.hxx>
  23 #include <canvas/verbosetrace.hxx>
  24 #include <tools/diagnose_ex.h>
  25
  26 #include <canvas/canvastools.hxx>
  27
  28 #include <osl/mutex.hxx>
  29
  30 #include <com/sun/star/registry/XRegistryKey.hpp>
  31 #include <com/sun/star/lang/XSingleServiceFactory.hpp>
  32 #include <com/sun/star/uno/XComponentContext.hpp>
  33 #include <com/sun/star/lang/NoSupportException.hpp>
  34
  35 #include <toolkit/helper/vclunohelper.hxx>
  36 #include <cppuhelper/factory.hxx>
  37 #include <cppuhelper/implementationentry.hxx>
  38 #include <comphelper/servicedecl.hxx>
  39
  40 #include <basegfx/matrix/b2dhommatrix.hxx>
  41 #include <basegfx/point/b2dpoint.hxx>
  42 #include <basegfx/tools/canvastools.hxx>
  43 #include <basegfx/numeric/ftools.hxx>
  44
  45 #include "dx_winstuff.hxx"
  46 #include "dx_spritecanvas.hxx"
  47
  48 #define CANVAS_TECH "DX9"
  49
  50 #define SPRITECANVAS_SERVICE_NAME        "com.sun.star.rendering.SpriteCanvas."      CANVAS_TECH
  51 #define SPRITECANVAS_IMPLEMENTATION_NAME "com.sun.star.comp.rendering.SpriteCanvas." CANVAS_TECH
  52
  53
  54 using namespace ::com::sun::star;
  55
  56 namespace dxcanvas
  57 {
  58     SpriteCanvas::SpriteCanvas( const uno::Sequence< uno::Any >&                aArguments,
  59                                 const uno::Reference< uno::XComponentContext >& rxContext ) :
  60         maArguments(aArguments),
  61         mxComponentContext( rxContext )
  62     {
  63     }
  64
  65     void SpriteCanvas::initialize()
  66     {
  67         // #i64742# Only call initialize when not in probe mode
  68         if( maArguments.getLength() == 0 )
  69             return;
  70
  71         VERBOSE_TRACE( "SpriteCanvas::initialize called" );
  72
  73         /* aArguments:
  74            0: ptr to creating instance (Window or VirtualDevice)
  75            1: SystemEnvData as a streamed Any (or empty for VirtualDevice)
  76            2: current bounds of creating instance
  77            3: bool, denoting always on top state for Window (always false for VirtualDevice)
  78            4: XWindow for creating Window (or empty for VirtualDevice)
  79            5: SystemGraphicsData as a streamed Any
  80          */
  81         ENSURE_ARG_OR_THROW( maArguments.getLength() >= 5 &&
  82                              maArguments[4].getValueTypeClass() == uno::TypeClass_INTERFACE,
  83                              "VCLSpriteCanvas::initialize: wrong number of arguments, or wrong types" );
  84
  85         uno::Reference< awt::XWindow > xParentWindow;
  86         maArguments[4] >>= xParentWindow;
  87         vcl::Window* pParentWindow = VCLUnoHelper::GetWindow(xParentWindow);
  88         if( !pParentWindow )
  89             throw lang::NoSupportException( "Parent window not VCL window, or canvas out-of-process!" );
  90
  91         awt::Rectangle aRect;
  92         maArguments[2] >>= aRect;
  93
  94         sal_Bool bIsFullscreen( sal_False );
  95         maArguments[3] >>= bIsFullscreen;
  96
  97         // setup helper
  98         maDeviceHelper.init( *pParentWindow,
  99                              *this,
 100                              aRect,
 101                              bIsFullscreen );
 102         maCanvasHelper.init( *this,
 103                              maRedrawManager,
 104                              maDeviceHelper.getRenderModule(),
 105                              maDeviceHelper.getSurfaceProxy(),
 106                              maDeviceHelper.getBackBuffer(),
 107                              ::basegfx::B2ISize() );
 108         maArguments.realloc(0);
 109     }
 110
 111     void SpriteCanvas::disposeThis()
 112     {
 113         ::osl::MutexGuard aGuard( m_aMutex );
 114
 115         mxComponentContext.clear();
 116
 117         // forward to parent
 118         SpriteCanvasBaseT::disposeThis();
 119     }
 120
 121     sal_Bool SAL_CALL SpriteCanvas::showBuffer( sal_Bool bUpdateAll ) throw (uno::RuntimeException)
 122     {
 123         ::osl::MutexGuard aGuard( m_aMutex );
 124
 125         // avoid repaints on hidden window (hidden: not mapped to
 126         // screen). Return failure, since the screen really has _not_
 127         // been updated (caller should try again later)
 128         return !mbIsVisible ? false : SpriteCanvasBaseT::showBuffer( bUpdateAll );
 129     }
 130
 131     sal_Bool SAL_CALL SpriteCanvas::switchBuffer( sal_Bool bUpdateAll ) throw (uno::RuntimeException)
 132     {
 133         ::osl::MutexGuard aGuard( m_aMutex );
 134
 135         // avoid repaints on hidden window (hidden: not mapped to
 136         // screen). Return failure, since the screen really has _not_
 137         // been updated (caller should try again later)
 138         return !mbIsVisible ? false : SpriteCanvasBaseT::switchBuffer( bUpdateAll );
 139     }
 140
 141     sal_Bool SAL_CALL SpriteCanvas::updateScreen( sal_Bool bUpdateAll ) throw (uno::RuntimeException)
 142     {
 143         ::osl::MutexGuard aGuard( m_aMutex );
 144
 145         // avoid repaints on hidden window (hidden: not mapped to
 146         // screen). Return failure, since the screen really has _not_
 147         // been updated (caller should try again later)
 148         return !mbIsVisible ? false : maCanvasHelper.updateScreen(
 149             ::basegfx::unotools::b2IRectangleFromAwtRectangle(maBounds),
 150             bUpdateAll,
 151             mbSurfaceDirty );
 152     }
 153
 154     OUString SAL_CALL SpriteCanvas::getServiceName(  ) throw (uno::RuntimeException)
 155     {
 156         return OUString( SPRITECANVAS_SERVICE_NAME );
 157     }
 158
 159     const IDXRenderModuleSharedPtr& SpriteCanvas::getRenderModule() const
 160     {
 161         ::osl::MutexGuard aGuard( m_aMutex );
 162
 163         return maDeviceHelper.getRenderModule();
 164     }
 165
 166     const DXSurfaceBitmapSharedPtr& SpriteCanvas::getBackBuffer() const
 167     {
 168         ::osl::MutexGuard aGuard( m_aMutex );
 169
 170         return maDeviceHelper.getBackBuffer();
 171     }
 172
 173     IBitmapSharedPtr SpriteCanvas::getBitmap() const
 174     {
 175         return maDeviceHelper.getBackBuffer();
 176     }
 177
 178     static uno::Reference<uno::XInterface> initCanvas( SpriteCanvas* pCanvas )
 179     {
 180         uno::Reference<uno::XInterface> xRet(static_cast<cppu::OWeakObject*>(pCanvas));
 181         pCanvas->initialize();
 182         return xRet;
 183     }
 184
 185     namespace sdecl = comphelper::service_decl;
 186     sdecl::class_<SpriteCanvas, sdecl::with_args<true> > serviceImpl(&initCanvas);
 187     const sdecl::ServiceDecl dxSpriteCanvasDecl(
 188         serviceImpl,
 189         SPRITECANVAS_IMPLEMENTATION_NAME,
 190         SPRITECANVAS_SERVICE_NAME );
 191 }
 192
 193 // The C shared lib entry points
 194 COMPHELPER_SERVICEDECL_EXPORTS1(directx9canvas, dxcanvas::dxSpriteCanvasDecl)
 195
 196 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */