svtools/source/graphic/renderer.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 <com/sun/star/beans/PropertyState.hpp>
  22 #include <com/sun/star/beans/PropertyAttribute.hpp>
  23 #include <com/sun/star/awt/Rectangle.hpp>
  24 #include <com/sun/star/uno/XComponentContext.hpp>
  25 #include <osl/mutex.hxx>
  26 #include <vcl/svapp.hxx>
  27 #include <toolkit/helper/vclunohelper.hxx>
  28 #include <comphelper/propertysetinfo.hxx>
  29 #include <cppuhelper/supportsservice.hxx>
  30 #include <rtl/ref.hxx>
  31 #include <svl/itemprop.hxx>
  32 #include <svtools/grfmgr.hxx>
  33 #include <comphelper/servicehelper.hxx>
  34 #include "graphic.hxx"
  35 #include "renderer.hxx"
  36
  37 #define UNOGRAPHIC_DEVICE           1
  38 #define UNOGRAPHIC_DESTINATIONRECT  2
  39 #define UNOGRAPHIC_RENDERDATA       3
  40
  41 using namespace ::com::sun::star;
  42
  43 namespace {
  44
  45 GraphicRendererVCL::GraphicRendererVCL() :
  46     ::comphelper::PropertySetHelper( createPropertySetInfo() ),
  47     mpOutDev( NULL )
  48 {
  49 }
  50
  51
  52
  53 GraphicRendererVCL::~GraphicRendererVCL()
  54     throw()
  55 {
  56 }
  57
  58
  59
  60 uno::Any SAL_CALL GraphicRendererVCL::queryAggregation( const uno::Type & rType )
  61     throw( uno::RuntimeException, std::exception )
  62 {
  63     uno::Any aAny;
  64
  65     if( rType == cppu::UnoType<lang::XServiceInfo>::get())
  66         aAny <<= uno::Reference< lang::XServiceInfo >(this);
  67     else if( rType == cppu::UnoType<lang::XTypeProvider>::get())
  68         aAny <<= uno::Reference< lang::XTypeProvider >(this);
  69     else if( rType == cppu::UnoType<beans::XPropertySet>::get())
  70         aAny <<= uno::Reference< beans::XPropertySet >(this);
  71     else if( rType == cppu::UnoType<beans::XPropertyState>::get())
  72         aAny <<= uno::Reference< beans::XPropertyState >(this);
  73     else if( rType == cppu::UnoType<beans::XMultiPropertySet>::get())
  74         aAny <<= uno::Reference< beans::XMultiPropertySet >(this);
  75     else if( rType == cppu::UnoType<graphic::XGraphicRenderer>::get())
  76         aAny <<= uno::Reference< graphic::XGraphicRenderer >(this);
  77     else
  78         aAny <<= OWeakAggObject::queryAggregation( rType );
  79
  80     return aAny;
  81 }
  82
  83
  84
  85 uno::Any SAL_CALL GraphicRendererVCL::queryInterface( const uno::Type & rType )
  86     throw( uno::RuntimeException, std::exception )
  87 {
  88     return OWeakAggObject::queryInterface( rType );
  89 }
  90
  91
  92
  93 void SAL_CALL GraphicRendererVCL::acquire()
  94     throw()
  95 {
  96     OWeakAggObject::acquire();
  97 }
  98
  99
 100
 101 void SAL_CALL GraphicRendererVCL::release()
 102     throw()
 103 {
 104     OWeakAggObject::release();
 105 }
 106
 107
 108
 109 OUString SAL_CALL GraphicRendererVCL::getImplementationName()
 110     throw( uno::RuntimeException, std::exception )
 111 {
 112     return OUString( "com.sun.star.comp.graphic.GraphicRendererVCL" );
 113 }
 114
 115 sal_Bool SAL_CALL GraphicRendererVCL::supportsService( const OUString& ServiceName )
 116     throw( uno::RuntimeException, std::exception )
 117 {
 118     return cppu::supportsService(this, ServiceName);
 119 }
 120
 121
 122
 123 uno::Sequence< OUString > SAL_CALL GraphicRendererVCL::getSupportedServiceNames()
 124     throw( uno::RuntimeException, std::exception )
 125 {
 126     uno::Sequence< OUString > aSeq( 1 );
 127     aSeq.getArray()[ 0 ] = "com.sun.star.graphic.GraphicRendererVCL";
 128     return aSeq;
 129 }
 130
 131
 132
 133 uno::Sequence< uno::Type > SAL_CALL GraphicRendererVCL::getTypes()
 134     throw( uno::RuntimeException, std::exception )
 135 {
 136     uno::Sequence< uno::Type >  aTypes( 7 );
 137     uno::Type*                  pTypes = aTypes.getArray();
 138
 139     *pTypes++ = cppu::UnoType<uno::XAggregation>::get();
 140     *pTypes++ = cppu::UnoType<lang::XServiceInfo>::get();
 141     *pTypes++ = cppu::UnoType<lang::XTypeProvider>::get();
 142     *pTypes++ = cppu::UnoType<beans::XPropertySet>::get();
 143     *pTypes++ = cppu::UnoType<beans::XPropertyState>::get();
 144     *pTypes++ = cppu::UnoType<beans::XMultiPropertySet>::get();
 145     *pTypes++ = cppu::UnoType<graphic::XGraphicRenderer>::get();
 146
 147     return aTypes;
 148 }
 149
 150 uno::Sequence< sal_Int8 > SAL_CALL GraphicRendererVCL::getImplementationId()
 151     throw( uno::RuntimeException, std::exception )
 152 {
 153     return css::uno::Sequence<sal_Int8>();
 154 }
 155
 156
 157
 158 ::comphelper::PropertySetInfo* GraphicRendererVCL::createPropertySetInfo()
 159 {
 160     SolarMutexGuard aGuard;
 161     ::comphelper::PropertySetInfo*  pRet = new ::comphelper::PropertySetInfo();
 162
 163     static ::comphelper::PropertyMapEntry const aEntries[] =
 164     {
 165         { OUString("Device"), UNOGRAPHIC_DEVICE, cppu::UnoType<uno::Any>::get(), 0, 0 },
 166         { OUString("DestinationRect"), UNOGRAPHIC_DESTINATIONRECT, cppu::UnoType<awt::Rectangle>::get(), 0, 0 },
 167         { OUString("RenderData"), UNOGRAPHIC_RENDERDATA, cppu::UnoType<uno::Any>::get(), 0, 0 },
 168         { OUString(), 0, css::uno::Type(), 0, 0 }
 169     };
 170
 171     pRet->acquire();
 172     pRet->add( aEntries );
 173
 174     return pRet;
 175 }
 176
 177
 178
 179 void GraphicRendererVCL::_setPropertyValues( const comphelper::PropertyMapEntry** ppEntries, const uno::Any* pValues )
 180     throw( beans::UnknownPropertyException,
 181            beans::PropertyVetoException,
 182            lang::IllegalArgumentException,
 183               lang::WrappedTargetException )
 184 {
 185     SolarMutexGuard aGuard;
 186
 187     while( *ppEntries )
 188     {
 189         switch( (*ppEntries)->mnHandle )
 190         {
 191             case( UNOGRAPHIC_DEVICE ):
 192             {
 193                 uno::Reference< awt::XDevice > xDevice;
 194
 195                 if( ( *pValues >>= xDevice ) && xDevice.is() )
 196                 {
 197                     mxDevice = xDevice;
 198                     mpOutDev = VCLUnoHelper::GetOutputDevice( xDevice );
 199                 }
 200                 else
 201                 {
 202                     mxDevice.clear();
 203                     mpOutDev = NULL;
 204                 }
 205             }
 206             break;
 207
 208             case( UNOGRAPHIC_DESTINATIONRECT ):
 209             {
 210                 awt::Rectangle aAWTRect;
 211
 212                 if( *pValues >>= aAWTRect )
 213                 {
 214                     maDestRect = Rectangle( Point( aAWTRect.X, aAWTRect.Y ),
 215                                             Size( aAWTRect.Width, aAWTRect.Height ) );
 216                 }
 217             }
 218             break;
 219
 220             case( UNOGRAPHIC_RENDERDATA ):
 221             {
 222                 *pValues >>= maRenderData;
 223             }
 224             break;
 225         }
 226
 227         ++ppEntries;
 228         ++pValues;
 229     }
 230 }
 231
 232
 233
 234 void GraphicRendererVCL::_getPropertyValues( const comphelper::PropertyMapEntry** ppEntries, uno::Any* pValues )
 235     throw( beans::UnknownPropertyException, lang::WrappedTargetException )
 236 {
 237     SolarMutexGuard aGuard;
 238
 239     while( *ppEntries )
 240     {
 241         switch( (*ppEntries)->mnHandle )
 242         {
 243             case( UNOGRAPHIC_DEVICE ):
 244             {
 245                 if( mxDevice.is() )
 246                     *pValues <<= mxDevice;
 247             }
 248             break;
 249
 250             case( UNOGRAPHIC_DESTINATIONRECT ):
 251             {
 252                 const awt::Rectangle aAWTRect( maDestRect.Left(), maDestRect.Top(),
 253                                                maDestRect.GetWidth(), maDestRect.GetHeight() );
 254
 255                 *pValues <<= aAWTRect;
 256             }
 257             break;
 258
 259             case( UNOGRAPHIC_RENDERDATA ):
 260             {
 261                 *pValues <<= maRenderData;
 262             }
 263             break;
 264         }
 265
 266         ++ppEntries;
 267         ++pValues;
 268     }
 269 }
 270
 271
 272
 273 void SAL_CALL GraphicRendererVCL::render( const uno::Reference< graphic::XGraphic >& rxGraphic )
 274     throw (uno::RuntimeException, std::exception)
 275 {
 276     if( mpOutDev && mxDevice.is() && rxGraphic.is() )
 277     {
 278         const uno::Reference< XInterface >  xIFace( rxGraphic, uno::UNO_QUERY );
 279         const ::Graphic*                    pGraphic = ::unographic::Graphic::getImplementation( xIFace );
 280
 281         if( pGraphic )
 282         {
 283             GraphicObject aGraphicObject( *pGraphic );
 284             aGraphicObject.Draw( mpOutDev, maDestRect.TopLeft(), maDestRect.GetSize() );
 285         }
 286     }
 287 }
 288
 289 }
 290
 291 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
 292 com_sun_star_comp_graphic_GraphicRendererVCL_get_implementation(
 293     css::uno::XComponentContext *,
 294     css::uno::Sequence<css::uno::Any> const &)
 295 {
 296     return cppu::acquire(new GraphicRendererVCL);
 297 }
 298
 299 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */