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See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_extensions.hxx" 30*cdf0e10cSrcweir #include <scanner.hxx> 31*cdf0e10cSrcweir #include <sanedlg.hxx> 32*cdf0e10cSrcweir #include <vos/thread.hxx> 33*cdf0e10cSrcweir #include <tools/list.hxx> 34*cdf0e10cSrcweir #include <boost/shared_ptr.hpp> 35*cdf0e10cSrcweir 36*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 37*cdf0e10cSrcweir #include <stdio.h> 38*cdf0e10cSrcweir #endif 39*cdf0e10cSrcweir 40*cdf0e10cSrcweir BitmapTransporter::BitmapTransporter() 41*cdf0e10cSrcweir { 42*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 43*cdf0e10cSrcweir fprintf( stderr, "BitmapTransporter\n" ); 44*cdf0e10cSrcweir #endif 45*cdf0e10cSrcweir } 46*cdf0e10cSrcweir 47*cdf0e10cSrcweir BitmapTransporter::~BitmapTransporter() 48*cdf0e10cSrcweir { 49*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 50*cdf0e10cSrcweir fprintf( stderr, "~BitmapTransporter\n" ); 51*cdf0e10cSrcweir #endif 52*cdf0e10cSrcweir } 53*cdf0e10cSrcweir 54*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 55*cdf0e10cSrcweir 56*cdf0e10cSrcweir ANY SAL_CALL BitmapTransporter::queryInterface( const Type& rType ) throw( RuntimeException ) 57*cdf0e10cSrcweir { 58*cdf0e10cSrcweir const ANY aRet( cppu::queryInterface( rType, static_cast< AWT::XBitmap* >( this ) ) ); 59*cdf0e10cSrcweir 60*cdf0e10cSrcweir return( aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ) ); 61*cdf0e10cSrcweir } 62*cdf0e10cSrcweir 63*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 64*cdf0e10cSrcweir 65*cdf0e10cSrcweir AWT::Size BitmapTransporter::getSize() throw() 66*cdf0e10cSrcweir { 67*cdf0e10cSrcweir vos::OGuard aGuard( m_aProtector ); 68*cdf0e10cSrcweir int nPreviousPos = m_aStream.Tell(); 69*cdf0e10cSrcweir AWT::Size aRet; 70*cdf0e10cSrcweir 71*cdf0e10cSrcweir // ensure that there is at least a header 72*cdf0e10cSrcweir m_aStream.Seek( STREAM_SEEK_TO_END ); 73*cdf0e10cSrcweir int nLen = m_aStream.Tell(); 74*cdf0e10cSrcweir if( nLen > 15 ) 75*cdf0e10cSrcweir { 76*cdf0e10cSrcweir m_aStream.Seek( 4 ); 77*cdf0e10cSrcweir m_aStream >> aRet.Width >> aRet.Height; 78*cdf0e10cSrcweir } 79*cdf0e10cSrcweir else 80*cdf0e10cSrcweir aRet.Width = aRet.Height = 0; 81*cdf0e10cSrcweir 82*cdf0e10cSrcweir m_aStream.Seek( nPreviousPos ); 83*cdf0e10cSrcweir 84*cdf0e10cSrcweir return aRet; 85*cdf0e10cSrcweir } 86*cdf0e10cSrcweir 87*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 88*cdf0e10cSrcweir 89*cdf0e10cSrcweir SEQ( sal_Int8 ) BitmapTransporter::getDIB() throw() 90*cdf0e10cSrcweir { 91*cdf0e10cSrcweir vos::OGuard aGuard( m_aProtector ); 92*cdf0e10cSrcweir int nPreviousPos = m_aStream.Tell(); 93*cdf0e10cSrcweir 94*cdf0e10cSrcweir // create return value 95*cdf0e10cSrcweir m_aStream.Seek( STREAM_SEEK_TO_END ); 96*cdf0e10cSrcweir int nBytes = m_aStream.Tell(); 97*cdf0e10cSrcweir m_aStream.Seek( 0 ); 98*cdf0e10cSrcweir 99*cdf0e10cSrcweir SEQ( sal_Int8 ) aValue( nBytes ); 100*cdf0e10cSrcweir m_aStream.Read( aValue.getArray(), nBytes ); 101*cdf0e10cSrcweir m_aStream.Seek( nPreviousPos ); 102*cdf0e10cSrcweir 103*cdf0e10cSrcweir return aValue; 104*cdf0e10cSrcweir } 105*cdf0e10cSrcweir 106*cdf0e10cSrcweir // -------------- 107*cdf0e10cSrcweir // - SaneHolder - 108*cdf0e10cSrcweir // -------------- 109*cdf0e10cSrcweir 110*cdf0e10cSrcweir struct SaneHolder 111*cdf0e10cSrcweir { 112*cdf0e10cSrcweir Sane m_aSane; 113*cdf0e10cSrcweir REF( AWT::XBitmap ) m_xBitmap; 114*cdf0e10cSrcweir vos::OMutex m_aProtector; 115*cdf0e10cSrcweir ScanError m_nError; 116*cdf0e10cSrcweir bool m_bBusy; 117*cdf0e10cSrcweir 118*cdf0e10cSrcweir SaneHolder() : m_nError(ScanError_ScanErrorNone), m_bBusy(false) {} 119*cdf0e10cSrcweir }; 120*cdf0e10cSrcweir 121*cdf0e10cSrcweir namespace 122*cdf0e10cSrcweir { 123*cdf0e10cSrcweir typedef std::vector< boost::shared_ptr<SaneHolder> > sanevec; 124*cdf0e10cSrcweir class allSanes 125*cdf0e10cSrcweir { 126*cdf0e10cSrcweir private: 127*cdf0e10cSrcweir int mnRefCount; 128*cdf0e10cSrcweir public: 129*cdf0e10cSrcweir sanevec m_aSanes; 130*cdf0e10cSrcweir allSanes() : mnRefCount(0) {} 131*cdf0e10cSrcweir void acquire(); 132*cdf0e10cSrcweir void release(); 133*cdf0e10cSrcweir }; 134*cdf0e10cSrcweir 135*cdf0e10cSrcweir void allSanes::acquire() 136*cdf0e10cSrcweir { 137*cdf0e10cSrcweir ++mnRefCount; 138*cdf0e10cSrcweir } 139*cdf0e10cSrcweir 140*cdf0e10cSrcweir void allSanes::release() 141*cdf0e10cSrcweir { 142*cdf0e10cSrcweir // was unused, now because of i99835: "Scanning interface not SANE API 143*cdf0e10cSrcweir // compliant" destroy all SaneHolder to get Sane Dtor called 144*cdf0e10cSrcweir --mnRefCount; 145*cdf0e10cSrcweir if (!mnRefCount) 146*cdf0e10cSrcweir m_aSanes.clear(); 147*cdf0e10cSrcweir } 148*cdf0e10cSrcweir 149*cdf0e10cSrcweir struct theSaneProtector : public rtl::Static<vos::OMutex, theSaneProtector> {}; 150*cdf0e10cSrcweir struct theSanes : public rtl::Static<allSanes, theSanes> {}; 151*cdf0e10cSrcweir } 152*cdf0e10cSrcweir 153*cdf0e10cSrcweir // ----------------- 154*cdf0e10cSrcweir // - ScannerThread - 155*cdf0e10cSrcweir // ----------------- 156*cdf0e10cSrcweir 157*cdf0e10cSrcweir class ScannerThread : public vos::OThread 158*cdf0e10cSrcweir { 159*cdf0e10cSrcweir boost::shared_ptr<SaneHolder> m_pHolder; 160*cdf0e10cSrcweir REF( com::sun::star::lang::XEventListener ) m_xListener; 161*cdf0e10cSrcweir ScannerManager* m_pManager; // just for the disposing call 162*cdf0e10cSrcweir 163*cdf0e10cSrcweir public: 164*cdf0e10cSrcweir virtual void run(); 165*cdf0e10cSrcweir virtual void onTerminated() { delete this; } 166*cdf0e10cSrcweir public: 167*cdf0e10cSrcweir ScannerThread( boost::shared_ptr<SaneHolder> pHolder, 168*cdf0e10cSrcweir const REF( com::sun::star::lang::XEventListener )& listener, 169*cdf0e10cSrcweir ScannerManager* pManager ); 170*cdf0e10cSrcweir virtual ~ScannerThread(); 171*cdf0e10cSrcweir }; 172*cdf0e10cSrcweir 173*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 174*cdf0e10cSrcweir 175*cdf0e10cSrcweir ScannerThread::ScannerThread( 176*cdf0e10cSrcweir boost::shared_ptr<SaneHolder> pHolder, 177*cdf0e10cSrcweir const REF( com::sun::star::lang::XEventListener )& listener, 178*cdf0e10cSrcweir ScannerManager* pManager ) 179*cdf0e10cSrcweir : m_pHolder( pHolder ), m_xListener( listener ), m_pManager( pManager ) 180*cdf0e10cSrcweir { 181*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 182*cdf0e10cSrcweir fprintf( stderr, "ScannerThread\n" ); 183*cdf0e10cSrcweir #endif 184*cdf0e10cSrcweir } 185*cdf0e10cSrcweir 186*cdf0e10cSrcweir ScannerThread::~ScannerThread() 187*cdf0e10cSrcweir { 188*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 189*cdf0e10cSrcweir fprintf( stderr, "~ScannerThread\n" ); 190*cdf0e10cSrcweir #endif 191*cdf0e10cSrcweir } 192*cdf0e10cSrcweir 193*cdf0e10cSrcweir void ScannerThread::run() 194*cdf0e10cSrcweir { 195*cdf0e10cSrcweir vos::OGuard aGuard( m_pHolder->m_aProtector ); 196*cdf0e10cSrcweir BitmapTransporter* pTransporter = new BitmapTransporter; 197*cdf0e10cSrcweir REF( XInterface ) aIf( static_cast< OWeakObject* >( pTransporter ) ); 198*cdf0e10cSrcweir 199*cdf0e10cSrcweir m_pHolder->m_xBitmap = REF( AWT::XBitmap )( aIf, UNO_QUERY ); 200*cdf0e10cSrcweir 201*cdf0e10cSrcweir m_pHolder->m_bBusy = true; 202*cdf0e10cSrcweir if( m_pHolder->m_aSane.IsOpen() ) 203*cdf0e10cSrcweir { 204*cdf0e10cSrcweir int nOption = m_pHolder->m_aSane.GetOptionByName( "preview" ); 205*cdf0e10cSrcweir if( nOption != -1 ) 206*cdf0e10cSrcweir m_pHolder->m_aSane.SetOptionValue( nOption, (sal_Bool)sal_False ); 207*cdf0e10cSrcweir 208*cdf0e10cSrcweir m_pHolder->m_nError = 209*cdf0e10cSrcweir m_pHolder->m_aSane.Start( *pTransporter ) ? 210*cdf0e10cSrcweir ScanError_ScanErrorNone : ScanError_ScanCanceled; 211*cdf0e10cSrcweir } 212*cdf0e10cSrcweir else 213*cdf0e10cSrcweir m_pHolder->m_nError = ScanError_ScannerNotAvailable; 214*cdf0e10cSrcweir 215*cdf0e10cSrcweir 216*cdf0e10cSrcweir REF( XInterface ) xXInterface( static_cast< OWeakObject* >( m_pManager ) ); 217*cdf0e10cSrcweir m_xListener->disposing( com::sun::star::lang::EventObject(xXInterface) ); 218*cdf0e10cSrcweir m_pHolder->m_bBusy = false; 219*cdf0e10cSrcweir } 220*cdf0e10cSrcweir 221*cdf0e10cSrcweir // ------------------ 222*cdf0e10cSrcweir // - ScannerManager - 223*cdf0e10cSrcweir // ------------------ 224*cdf0e10cSrcweir 225*cdf0e10cSrcweir void ScannerManager::AcquireData() 226*cdf0e10cSrcweir { 227*cdf0e10cSrcweir vos::OGuard aGuard( theSaneProtector::get() ); 228*cdf0e10cSrcweir theSanes::get().acquire(); 229*cdf0e10cSrcweir } 230*cdf0e10cSrcweir 231*cdf0e10cSrcweir void ScannerManager::ReleaseData() 232*cdf0e10cSrcweir { 233*cdf0e10cSrcweir vos::OGuard aGuard( theSaneProtector::get() ); 234*cdf0e10cSrcweir theSanes::get().release(); 235*cdf0e10cSrcweir } 236*cdf0e10cSrcweir 237*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 238*cdf0e10cSrcweir 239*cdf0e10cSrcweir AWT::Size ScannerManager::getSize() throw() 240*cdf0e10cSrcweir { 241*cdf0e10cSrcweir AWT::Size aRet; 242*cdf0e10cSrcweir aRet.Width = aRet.Height = 0; 243*cdf0e10cSrcweir return aRet; 244*cdf0e10cSrcweir } 245*cdf0e10cSrcweir 246*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 247*cdf0e10cSrcweir 248*cdf0e10cSrcweir SEQ( sal_Int8 ) ScannerManager::getDIB() throw() 249*cdf0e10cSrcweir { 250*cdf0e10cSrcweir return SEQ( sal_Int8 )(); 251*cdf0e10cSrcweir } 252*cdf0e10cSrcweir 253*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 254*cdf0e10cSrcweir 255*cdf0e10cSrcweir SEQ( ScannerContext ) ScannerManager::getAvailableScanners() throw() 256*cdf0e10cSrcweir { 257*cdf0e10cSrcweir vos::OGuard aGuard( theSaneProtector::get() ); 258*cdf0e10cSrcweir sanevec &rSanes = theSanes::get().m_aSanes; 259*cdf0e10cSrcweir 260*cdf0e10cSrcweir if( rSanes.empty() ) 261*cdf0e10cSrcweir { 262*cdf0e10cSrcweir boost::shared_ptr<SaneHolder> pSaneHolder(new SaneHolder); 263*cdf0e10cSrcweir if( Sane::IsSane() ) 264*cdf0e10cSrcweir rSanes.push_back( pSaneHolder ); 265*cdf0e10cSrcweir } 266*cdf0e10cSrcweir 267*cdf0e10cSrcweir if( Sane::IsSane() ) 268*cdf0e10cSrcweir { 269*cdf0e10cSrcweir SEQ( ScannerContext ) aRet(1); 270*cdf0e10cSrcweir aRet.getArray()[0].ScannerName = ::rtl::OUString::createFromAscii( "SANE" ); 271*cdf0e10cSrcweir aRet.getArray()[0].InternalData = 0; 272*cdf0e10cSrcweir return aRet; 273*cdf0e10cSrcweir } 274*cdf0e10cSrcweir 275*cdf0e10cSrcweir return SEQ( ScannerContext )(); 276*cdf0e10cSrcweir } 277*cdf0e10cSrcweir 278*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 279*cdf0e10cSrcweir 280*cdf0e10cSrcweir sal_Bool ScannerManager::configureScanner( ScannerContext& scanner_context ) throw( ScannerException ) 281*cdf0e10cSrcweir { 282*cdf0e10cSrcweir vos::OGuard aGuard( theSaneProtector::get() ); 283*cdf0e10cSrcweir sanevec &rSanes = theSanes::get().m_aSanes; 284*cdf0e10cSrcweir 285*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 286*cdf0e10cSrcweir fprintf( stderr, "ScannerManager::configureScanner\n" ); 287*cdf0e10cSrcweir #endif 288*cdf0e10cSrcweir 289*cdf0e10cSrcweir if( scanner_context.InternalData < 0 || (sal_uLong)scanner_context.InternalData >= rSanes.size() ) 290*cdf0e10cSrcweir throw ScannerException( 291*cdf0e10cSrcweir ::rtl::OUString::createFromAscii( "Scanner does not exist" ), 292*cdf0e10cSrcweir REF( XScannerManager )( this ), 293*cdf0e10cSrcweir ScanError_InvalidContext 294*cdf0e10cSrcweir ); 295*cdf0e10cSrcweir 296*cdf0e10cSrcweir boost::shared_ptr<SaneHolder> pHolder = rSanes[scanner_context.InternalData]; 297*cdf0e10cSrcweir if( pHolder->m_bBusy ) 298*cdf0e10cSrcweir throw ScannerException( 299*cdf0e10cSrcweir ::rtl::OUString::createFromAscii( "Scanner is busy" ), 300*cdf0e10cSrcweir REF( XScannerManager )( this ), 301*cdf0e10cSrcweir ScanError_ScanInProgress 302*cdf0e10cSrcweir ); 303*cdf0e10cSrcweir 304*cdf0e10cSrcweir pHolder->m_bBusy = true; 305*cdf0e10cSrcweir SaneDlg aDlg( NULL, pHolder->m_aSane ); 306*cdf0e10cSrcweir sal_Bool bRet = (sal_Bool)aDlg.Execute(); 307*cdf0e10cSrcweir pHolder->m_bBusy = false; 308*cdf0e10cSrcweir 309*cdf0e10cSrcweir return bRet; 310*cdf0e10cSrcweir } 311*cdf0e10cSrcweir 312*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 313*cdf0e10cSrcweir 314*cdf0e10cSrcweir void ScannerManager::startScan( const ScannerContext& scanner_context, 315*cdf0e10cSrcweir const REF( com::sun::star::lang::XEventListener )& listener ) throw( ScannerException ) 316*cdf0e10cSrcweir { 317*cdf0e10cSrcweir vos::OGuard aGuard( theSaneProtector::get() ); 318*cdf0e10cSrcweir sanevec &rSanes = theSanes::get().m_aSanes; 319*cdf0e10cSrcweir 320*cdf0e10cSrcweir #if OSL_DEBUG_LEVEL > 1 321*cdf0e10cSrcweir fprintf( stderr, "ScannerManager::startScan\n" ); 322*cdf0e10cSrcweir #endif 323*cdf0e10cSrcweir 324*cdf0e10cSrcweir if( scanner_context.InternalData < 0 || (sal_uLong)scanner_context.InternalData >= rSanes.size() ) 325*cdf0e10cSrcweir throw ScannerException( 326*cdf0e10cSrcweir ::rtl::OUString::createFromAscii( "Scanner does not exist" ), 327*cdf0e10cSrcweir REF( XScannerManager )( this ), 328*cdf0e10cSrcweir ScanError_InvalidContext 329*cdf0e10cSrcweir ); 330*cdf0e10cSrcweir boost::shared_ptr<SaneHolder> pHolder = rSanes[scanner_context.InternalData]; 331*cdf0e10cSrcweir if( pHolder->m_bBusy ) 332*cdf0e10cSrcweir throw ScannerException( 333*cdf0e10cSrcweir ::rtl::OUString::createFromAscii( "Scanner is busy" ), 334*cdf0e10cSrcweir REF( XScannerManager )( this ), 335*cdf0e10cSrcweir ScanError_ScanInProgress 336*cdf0e10cSrcweir ); 337*cdf0e10cSrcweir pHolder->m_bBusy = true; 338*cdf0e10cSrcweir 339*cdf0e10cSrcweir ScannerThread* pThread = new ScannerThread( pHolder, listener, this ); 340*cdf0e10cSrcweir pThread->create(); 341*cdf0e10cSrcweir } 342*cdf0e10cSrcweir 343*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 344*cdf0e10cSrcweir 345*cdf0e10cSrcweir ScanError ScannerManager::getError( const ScannerContext& scanner_context ) throw( ScannerException ) 346*cdf0e10cSrcweir { 347*cdf0e10cSrcweir vos::OGuard aGuard( theSaneProtector::get() ); 348*cdf0e10cSrcweir sanevec &rSanes = theSanes::get().m_aSanes; 349*cdf0e10cSrcweir 350*cdf0e10cSrcweir if( scanner_context.InternalData < 0 || (sal_uLong)scanner_context.InternalData >= rSanes.size() ) 351*cdf0e10cSrcweir throw ScannerException( 352*cdf0e10cSrcweir ::rtl::OUString::createFromAscii( "Scanner does not exist" ), 353*cdf0e10cSrcweir REF( XScannerManager )( this ), 354*cdf0e10cSrcweir ScanError_InvalidContext 355*cdf0e10cSrcweir ); 356*cdf0e10cSrcweir 357*cdf0e10cSrcweir boost::shared_ptr<SaneHolder> pHolder = rSanes[scanner_context.InternalData]; 358*cdf0e10cSrcweir 359*cdf0e10cSrcweir return pHolder->m_nError; 360*cdf0e10cSrcweir } 361*cdf0e10cSrcweir 362*cdf0e10cSrcweir // ----------------------------------------------------------------------------- 363*cdf0e10cSrcweir 364*cdf0e10cSrcweir REF( AWT::XBitmap ) ScannerManager::getBitmap( const ScannerContext& scanner_context ) throw( ScannerException ) 365*cdf0e10cSrcweir { 366*cdf0e10cSrcweir vos::OGuard aGuard( theSaneProtector::get() ); 367*cdf0e10cSrcweir sanevec &rSanes = theSanes::get().m_aSanes; 368*cdf0e10cSrcweir 369*cdf0e10cSrcweir if( scanner_context.InternalData < 0 || (sal_uLong)scanner_context.InternalData >= rSanes.size() ) 370*cdf0e10cSrcweir throw ScannerException( 371*cdf0e10cSrcweir ::rtl::OUString::createFromAscii( "Scanner does not exist" ), 372*cdf0e10cSrcweir REF( XScannerManager )( this ), 373*cdf0e10cSrcweir ScanError_InvalidContext 374*cdf0e10cSrcweir ); 375*cdf0e10cSrcweir boost::shared_ptr<SaneHolder> pHolder = rSanes[scanner_context.InternalData]; 376*cdf0e10cSrcweir 377*cdf0e10cSrcweir vos::OGuard aProtGuard( pHolder->m_aProtector ); 378*cdf0e10cSrcweir 379*cdf0e10cSrcweir REF( AWT::XBitmap ) xRet( pHolder->m_xBitmap ); 380*cdf0e10cSrcweir pHolder->m_xBitmap = REF( AWT::XBitmap )(); 381*cdf0e10cSrcweir 382*cdf0e10cSrcweir return xRet; 383*cdf0e10cSrcweir } 384