svtools/source/graphic/descriptor.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.
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   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 #include "descriptor.hxx"
  21
  22 #include <osl/mutex.hxx>
  23 #include <unotools/ucbstreamhelper.hxx>
  24 #include <vcl/graphicfilter.hxx>
  25 #include <svl/itemprop.hxx>
  26 #include <comphelper/servicehelper.hxx>
  27
  28 #include <com/sun/star/beans/PropertyState.hpp>
  29 #include <com/sun/star/beans/PropertyAttribute.hpp>
  30 #include <com/sun/star/awt/Size.hpp>
  31 #include <com/sun/star/graphic/GraphicType.hpp>
  32
  33 #include "vcl/graph.hxx"
  34 #include "vcl/svapp.hxx"
  35
  36 #define UNOGRAPHIC_GRAPHICTYPE  1
  37 #define UNOGRAPHIC_MIMETYPE     2
  38 #define UNOGRAPHIC_SIZEPIXEL    3
  39 #define UNOGRAPHIC_SIZE100THMM  4
  40 #define UNOGRAPHIC_BITSPERPIXEL 5
  41 #define UNOGRAPHIC_TRANSPARENT  6
  42 #define UNOGRAPHIC_ALPHA        7
  43 #define UNOGRAPHIC_ANIMATED     8
  44
  45 using namespace ::com::sun::star;
  46
  47 namespace unographic {
  48
  49 // ---------------------
  50 // - GraphicDescriptor -
  51 // ---------------------
  52
  53 GraphicDescriptor::GraphicDescriptor() :
  54     ::comphelper::PropertySetHelper( createPropertySetInfo(), SAL_NO_ACQUIRE ),
  55     mpGraphic( NULL ),
  56     meType( GRAPHIC_NONE ),
  57     mnBitsPerPixel ( 0 ),
  58     mbTransparent ( false ),
  59     mbAlpha( false ),
  60     mbAnimated( false )
  61 {
  62 }
  63
  64 // ------------------------------------------------------------------------------
  65
  66 GraphicDescriptor::~GraphicDescriptor()
  67     throw()
  68 {
  69 }
  70
  71 // ------------------------------------------------------------------------------
  72
  73 void GraphicDescriptor::init( const ::Graphic& rGraphic )
  74     throw()
  75 {
  76     mpGraphic = &rGraphic;
  77 }
  78
  79 // ------------------------------------------------------------------------------
  80
  81 void GraphicDescriptor::init( const OUString& rURL )
  82     throw()
  83 {
  84     SvStream* pIStm = ::utl::UcbStreamHelper::CreateStream( rURL, STREAM_READ );
  85
  86     if( pIStm )
  87     {
  88         implCreate( *pIStm, &rURL );
  89         delete pIStm;
  90     }
  91 }
  92
  93 // ------------------------------------------------------------------------------
  94
  95 void GraphicDescriptor::init( const uno::Reference< io::XInputStream >& rxIStm, const OUString& rURL )
  96     throw()
  97 {
  98     SvStream* pIStm = ::utl::UcbStreamHelper::CreateStream( rxIStm );
  99
 100     if( pIStm )
 101     {
 102         implCreate( *pIStm, &rURL );
 103         delete pIStm;
 104     }
 105 }
 106
 107 // ------------------------------------------------------------------------------
 108
 109 void GraphicDescriptor::implCreate( SvStream& rIStm, const OUString* pURL )
 110 {
 111     String aURL;
 112     if( pURL )
 113         aURL = *pURL;
 114     ::GraphicDescriptor aDescriptor( rIStm, &aURL );
 115
 116     mpGraphic = NULL;
 117     maMimeType = OUString();
 118     meType = GRAPHIC_NONE;
 119     mnBitsPerPixel = 0;
 120     mbTransparent = false;
 121
 122     if( aDescriptor.Detect( true ) && aDescriptor.GetFileFormat() != GFF_NOT )
 123     {
 124         const char*             pMimeType = NULL;
 125         sal_uInt8               cType = graphic::GraphicType::EMPTY;
 126
 127         switch( aDescriptor.GetFileFormat() )
 128         {
 129             case( GFF_BMP ): pMimeType = MIMETYPE_BMP; cType = graphic::GraphicType::PIXEL; break;
 130             case( GFF_GIF ): pMimeType = MIMETYPE_GIF; cType = graphic::GraphicType::PIXEL; break;
 131             case( GFF_JPG ): pMimeType = MIMETYPE_JPG; cType = graphic::GraphicType::PIXEL; break;
 132             case( GFF_PCD ): pMimeType = MIMETYPE_PCD; cType = graphic::GraphicType::PIXEL; break;
 133             case( GFF_PCX ): pMimeType = MIMETYPE_PCX; cType = graphic::GraphicType::PIXEL; break;
 134             case( GFF_PNG ): pMimeType = MIMETYPE_PNG; cType = graphic::GraphicType::PIXEL; break;
 135             case( GFF_TIF ): pMimeType = MIMETYPE_TIF; cType = graphic::GraphicType::PIXEL; break;
 136             case( GFF_XBM ): pMimeType = MIMETYPE_XBM; cType = graphic::GraphicType::PIXEL; break;
 137             case( GFF_XPM ): pMimeType = MIMETYPE_XPM; cType = graphic::GraphicType::PIXEL; break;
 138             case( GFF_PBM ): pMimeType = MIMETYPE_PBM; cType = graphic::GraphicType::PIXEL; break;
 139             case( GFF_PGM ): pMimeType = MIMETYPE_PGM; cType = graphic::GraphicType::PIXEL; break;
 140             case( GFF_PPM ): pMimeType = MIMETYPE_PPM; cType = graphic::GraphicType::PIXEL; break;
 141             case( GFF_RAS ): pMimeType = MIMETYPE_RAS; cType = graphic::GraphicType::PIXEL; break;
 142             case( GFF_TGA ): pMimeType = MIMETYPE_TGA; cType = graphic::GraphicType::PIXEL; break;
 143             case( GFF_PSD ): pMimeType = MIMETYPE_PSD; cType = graphic::GraphicType::PIXEL; break;
 144
 145             case( GFF_EPS ): pMimeType = MIMETYPE_EPS; cType = graphic::GraphicType::VECTOR; break;
 146             case( GFF_DXF ): pMimeType = MIMETYPE_DXF; cType = graphic::GraphicType::VECTOR; break;
 147             case( GFF_MET ): pMimeType = MIMETYPE_MET; cType = graphic::GraphicType::VECTOR; break;
 148             case( GFF_PCT ): pMimeType = MIMETYPE_PCT; cType = graphic::GraphicType::VECTOR; break;
 149             case( GFF_SGF ): pMimeType = MIMETYPE_SGF; cType = graphic::GraphicType::VECTOR; break;
 150             case( GFF_SVM ): pMimeType = MIMETYPE_SVM; cType = graphic::GraphicType::VECTOR; break;
 151             case( GFF_WMF ): pMimeType = MIMETYPE_WMF; cType = graphic::GraphicType::VECTOR; break;
 152             case( GFF_SGV ): pMimeType = MIMETYPE_SGV; cType = graphic::GraphicType::VECTOR; break;
 153             case( GFF_EMF ): pMimeType = MIMETYPE_EMF; cType = graphic::GraphicType::VECTOR; break;
 154             case( GFF_SVG ): pMimeType = MIMETYPE_SVG; cType = graphic::GraphicType::VECTOR; break;
 155
 156             default:
 157             break;
 158         }
 159
 160         if( graphic::GraphicType::EMPTY != cType )
 161         {
 162             meType = ( ( graphic::GraphicType::PIXEL == cType ) ? GRAPHIC_BITMAP : GRAPHIC_GDIMETAFILE );
 163             maMimeType = String( pMimeType, RTL_TEXTENCODING_ASCII_US );
 164             maSizePixel = aDescriptor.GetSizePixel();
 165             maSize100thMM = aDescriptor.GetSize_100TH_MM();
 166             mnBitsPerPixel = aDescriptor.GetBitsPerPixel();
 167             mbTransparent = ( graphic::GraphicType::VECTOR == cType );
 168             mbAlpha = mbAnimated = false;
 169         }
 170     }
 171 }
 172
 173 // ------------------------------------------------------------------------------
 174
 175 OUString GraphicDescriptor::getImplementationName_Static()
 176     throw()
 177 {
 178     return OUString( "com.sun.star.comp.graphic.GraphicDescriptor"  );
 179 }
 180
 181 // ------------------------------------------------------------------------------
 182
 183 uno::Sequence< OUString > GraphicDescriptor::getSupportedServiceNames_Static()
 184     throw(  )
 185 {
 186     uno::Sequence< OUString > aSeq( 1 );
 187
 188     aSeq.getArray()[ 0 ] = OUString( "com.sun.star.graphic.GraphicDescriptor"  );
 189
 190     return aSeq;
 191 }
 192
 193 // ------------------------------------------------------------------------------
 194
 195 uno::Any SAL_CALL GraphicDescriptor::queryAggregation( const uno::Type & rType )
 196     throw( uno::RuntimeException )
 197 {
 198     uno::Any aAny;
 199
 200     if( rType == ::getCppuType((const uno::Reference< lang::XServiceInfo >*)0) )
 201         aAny <<= uno::Reference< lang::XServiceInfo >(this);
 202     else if( rType == ::getCppuType((const uno::Reference< lang::XTypeProvider >*)0) )
 203         aAny <<= uno::Reference< lang::XTypeProvider >(this);
 204     else if( rType == ::getCppuType((const uno::Reference< beans::XPropertySet >*)0) )
 205         aAny <<= uno::Reference< beans::XPropertySet >(this);
 206     else if( rType == ::getCppuType((const uno::Reference< beans::XPropertyState >*)0) )
 207         aAny <<= uno::Reference< beans::XPropertyState >(this);
 208     else if( rType == ::getCppuType((const uno::Reference< beans::XMultiPropertySet >*)0) )
 209         aAny <<= uno::Reference< beans::XMultiPropertySet >(this);
 210     else
 211         aAny <<= OWeakAggObject::queryAggregation( rType );
 212
 213     return aAny;
 214 }
 215
 216 // ------------------------------------------------------------------------------
 217
 218 uno::Any SAL_CALL GraphicDescriptor::queryInterface( const uno::Type & rType )
 219     throw( uno::RuntimeException )
 220 {
 221     return OWeakAggObject::queryInterface( rType );
 222 }
 223
 224 // ------------------------------------------------------------------------------
 225
 226 void SAL_CALL GraphicDescriptor::acquire()
 227     throw()
 228 {
 229     OWeakAggObject::acquire();
 230 }
 231
 232 // ------------------------------------------------------------------------------
 233
 234 void SAL_CALL GraphicDescriptor::release()
 235     throw()
 236 {
 237     OWeakAggObject::release();
 238 }
 239
 240 // ------------------------------------------------------------------------------
 241
 242 OUString SAL_CALL GraphicDescriptor::getImplementationName()
 243     throw( uno::RuntimeException )
 244 {
 245     return getImplementationName_Static();
 246 }
 247
 248 // ------------------------------------------------------------------------------
 249
 250 sal_Bool SAL_CALL GraphicDescriptor::supportsService( const OUString& ServiceName )
 251     throw( uno::RuntimeException )
 252 {
 253     uno::Sequence< OUString >    aSNL( getSupportedServiceNames() );
 254     const OUString*              pArray = aSNL.getConstArray();
 255
 256     for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
 257         if( pArray[i] == ServiceName )
 258             return true;
 259
 260     return false;
 261 }
 262
 263 // ------------------------------------------------------------------------------
 264
 265 uno::Sequence< OUString > SAL_CALL GraphicDescriptor::getSupportedServiceNames()
 266     throw( uno::RuntimeException )
 267 {
 268     return getSupportedServiceNames_Static();
 269 }
 270
 271 // ------------------------------------------------------------------------------
 272
 273 uno::Sequence< uno::Type > SAL_CALL GraphicDescriptor::getTypes()
 274     throw( uno::RuntimeException )
 275 {
 276     uno::Sequence< uno::Type >  aTypes( 6 );
 277     uno::Type*                  pTypes = aTypes.getArray();
 278
 279     *pTypes++ = ::getCppuType((const uno::Reference< uno::XAggregation>*)0);
 280     *pTypes++ = ::getCppuType((const uno::Reference< lang::XServiceInfo>*)0);
 281     *pTypes++ = ::getCppuType((const uno::Reference< lang::XTypeProvider>*)0);
 282     *pTypes++ = ::getCppuType((const uno::Reference< beans::XPropertySet>*)0);
 283     *pTypes++ = ::getCppuType((const uno::Reference< beans::XPropertyState>*)0);
 284     *pTypes++ = ::getCppuType((const uno::Reference< beans::XMultiPropertySet>*)0);
 285
 286     return aTypes;
 287 }
 288
 289 namespace
 290 {
 291     class theGraphicDescriptorUnoTunnelId : public rtl::Static< UnoTunnelIdInit, theGraphicDescriptorUnoTunnelId > {};
 292 }
 293
 294 uno::Sequence< sal_Int8 > SAL_CALL GraphicDescriptor::getImplementationId()
 295     throw( uno::RuntimeException )
 296 {
 297     return theGraphicDescriptorUnoTunnelId::get().getSeq();
 298 }
 299
 300 // ------------------------------------------------------------------------------
 301
 302 ::comphelper::PropertySetInfo* GraphicDescriptor::createPropertySetInfo()
 303 {
 304     SolarMutexGuard aGuard;
 305     ::comphelper::PropertySetInfo*  pRet = new ::comphelper::PropertySetInfo();
 306
 307     static ::comphelper::PropertyMapEntry aEntries[] =
 308     {
 309         { MAP_CHAR_LEN( "GraphicType" ), UNOGRAPHIC_GRAPHICTYPE, &::getCppuType( (const sal_Int8*)(0)), beans::PropertyAttribute::READONLY, 0 },
 310         { MAP_CHAR_LEN( "MimeType" ), UNOGRAPHIC_MIMETYPE, &::getCppuType( (const OUString*)(0)), beans::PropertyAttribute::READONLY, 0 },
 311         { MAP_CHAR_LEN( "SizePixel" ), UNOGRAPHIC_SIZEPIXEL, &::getCppuType( (const awt::Size*)(0)), beans::PropertyAttribute::READONLY, 0 },
 312         { MAP_CHAR_LEN( "Size100thMM" ), UNOGRAPHIC_SIZE100THMM,    &::getCppuType( (const awt::Size*)(0)), beans::PropertyAttribute::READONLY, 0 },
 313         { MAP_CHAR_LEN( "BitsPerPixel" ), UNOGRAPHIC_BITSPERPIXEL, &::getCppuType( (const sal_uInt8*)(0)), beans::PropertyAttribute::READONLY, 0 },
 314         { MAP_CHAR_LEN( "Transparent" ), UNOGRAPHIC_TRANSPARENT, &::getCppuType( (const sal_Bool*)(0)), beans::PropertyAttribute::READONLY, 0 },
 315         { MAP_CHAR_LEN( "Alpha" ), UNOGRAPHIC_ALPHA, &::getCppuType( (const sal_Bool*)(0)), beans::PropertyAttribute::READONLY, 0 },
 316         { MAP_CHAR_LEN( "Animated" ), UNOGRAPHIC_ANIMATED, &::getCppuType( (const sal_Bool*)(0)), beans::PropertyAttribute::READONLY, 0 },
 317
 318         { 0,0,0,0,0,0 }
 319     };
 320
 321     pRet->acquire();
 322     pRet->add( aEntries );
 323
 324     return pRet;
 325 }
 326
 327 // ------------------------------------------------------------------------------
 328
 329 void GraphicDescriptor::_setPropertyValues( const comphelper::PropertyMapEntry** /*ppEntries*/, const uno::Any* /*pValues*/ )
 330     throw( beans::UnknownPropertyException,
 331            beans::PropertyVetoException,
 332            lang::IllegalArgumentException,
 333               lang::WrappedTargetException )
 334 {
 335     // we only have readonly attributes
 336 }
 337
 338 // ------------------------------------------------------------------------------
 339
 340 void GraphicDescriptor::_getPropertyValues( const comphelper::PropertyMapEntry** ppEntries, uno::Any* pValues )
 341     throw( beans::UnknownPropertyException, lang::WrappedTargetException )
 342 {
 343     SolarMutexGuard aGuard;
 344
 345     while( *ppEntries )
 346     {
 347         switch( (*ppEntries)->mnHandle )
 348         {
 349             case( UNOGRAPHIC_GRAPHICTYPE ):
 350             {
 351                 const GraphicType eType( mpGraphic ? mpGraphic->GetType() : meType );
 352
 353                 *pValues <<= ( ( eType == GRAPHIC_BITMAP ? graphic::GraphicType::PIXEL :
 354                                 ( eType == GRAPHIC_GDIMETAFILE ? graphic::GraphicType::VECTOR :
 355                                 graphic::GraphicType::EMPTY ) ) );
 356             }
 357             break;
 358
 359             case( UNOGRAPHIC_MIMETYPE ):
 360             {
 361                 OUString aMimeType;
 362
 363                 if( mpGraphic )
 364                 {
 365                     if( mpGraphic->IsLink() )
 366                     {
 367                         const char* pMimeType;
 368
 369                         switch( const_cast< Graphic* >( mpGraphic )->GetLink().GetType() )
 370                         {
 371                             case( GFX_LINK_TYPE_NATIVE_GIF ): pMimeType = MIMETYPE_GIF; break;
 372                             case( GFX_LINK_TYPE_NATIVE_JPG ): pMimeType = MIMETYPE_JPG; break;
 373                             case( GFX_LINK_TYPE_NATIVE_PNG ): pMimeType = MIMETYPE_PNG; break;
 374                             case( GFX_LINK_TYPE_NATIVE_WMF ): pMimeType = MIMETYPE_WMF; break;
 375                             case( GFX_LINK_TYPE_NATIVE_MET ): pMimeType = MIMETYPE_MET; break;
 376                             case( GFX_LINK_TYPE_NATIVE_PCT ): pMimeType = MIMETYPE_PCT; break;
 377
 378                             // added Svg mimetype support
 379                             case( GFX_LINK_TYPE_NATIVE_SVG ): pMimeType = MIMETYPE_SVG; break;
 380
 381                             default:
 382                                 pMimeType = NULL;
 383                             break;
 384                         }
 385
 386                         if( pMimeType )
 387                             aMimeType = OUString::createFromAscii( pMimeType );
 388                     }
 389
 390                     if( aMimeType.isEmpty() && ( mpGraphic->GetType() != GRAPHIC_NONE ) )
 391                         aMimeType = OUString(MIMETYPE_VCLGRAPHIC );
 392                 }
 393                 else
 394                     aMimeType = maMimeType;
 395
 396                  *pValues <<= aMimeType;
 397             }
 398             break;
 399
 400             case( UNOGRAPHIC_SIZEPIXEL ):
 401             {
 402                 awt::Size aAWTSize( 0, 0 );
 403
 404                 if( mpGraphic )
 405                 {
 406                     if( mpGraphic->GetType() == GRAPHIC_BITMAP )
 407                     {
 408                         const Size aSizePix( mpGraphic->GetBitmapEx().GetSizePixel() );
 409                         aAWTSize = awt::Size( aSizePix.Width(), aSizePix.Height() );
 410                     }
 411                 }
 412                 else
 413                     aAWTSize = awt::Size( maSizePixel.Width(), maSizePixel.Height() );
 414
 415                 *pValues <<= aAWTSize;
 416             }
 417             break;
 418
 419             case( UNOGRAPHIC_SIZE100THMM ):
 420             {
 421                 awt::Size aAWTSize( 0, 0 );
 422
 423                 if( mpGraphic )
 424                 {
 425                     if( mpGraphic->GetPrefMapMode().GetMapUnit() != MAP_PIXEL )
 426                     {
 427                         const Size aSizeLog( OutputDevice::LogicToLogic( mpGraphic->GetPrefSize(), mpGraphic->GetPrefMapMode(), MAP_100TH_MM ) );
 428                         aAWTSize = awt::Size( aSizeLog.Width(), aSizeLog.Height() );
 429                     }
 430                 }
 431                 else
 432                     aAWTSize = awt::Size( maSize100thMM.Width(), maSize100thMM.Height() );
 433
 434                 *pValues <<= aAWTSize;
 435             }
 436             break;
 437
 438             case( UNOGRAPHIC_BITSPERPIXEL ):
 439             {
 440                 sal_uInt16 nBitsPerPixel = 0;
 441
 442                 if( mpGraphic )
 443                 {
 444                     if( mpGraphic->GetType() == GRAPHIC_BITMAP )
 445                         nBitsPerPixel = mpGraphic->GetBitmapEx().GetBitmap().GetBitCount();
 446                 }
 447                 else
 448                     nBitsPerPixel = mnBitsPerPixel;
 449
 450                 *pValues <<= sal::static_int_cast< sal_Int8 >(nBitsPerPixel);
 451             }
 452             break;
 453
 454             case( UNOGRAPHIC_TRANSPARENT ):
 455             {
 456                 *pValues <<= static_cast< sal_Bool >( mpGraphic ? mpGraphic->IsTransparent() : mbTransparent );
 457             }
 458             break;
 459
 460             case( UNOGRAPHIC_ALPHA ):
 461             {
 462                 *pValues <<= static_cast< sal_Bool >( mpGraphic ? mpGraphic->IsAlpha() : mbAlpha );
 463             }
 464             break;
 465
 466             case( UNOGRAPHIC_ANIMATED ):
 467             {
 468                 *pValues <<= static_cast< sal_Bool >( mpGraphic ? mpGraphic->IsAnimated() : mbAnimated );
 469             }
 470             break;
 471         }
 472
 473         ++ppEntries;
 474         ++pValues;
 475     }
 476 }
 477
 478 }
 479
 480 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */