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#ifndef _EXT_SCANNER_HXX
#define _EXT_SCANNER_HXX

#include <tools/stream.hxx>
#include <osl/mutex.hxx>
#include <rtl/ustring.hxx>
#include <cppuhelper/weak.hxx>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/awt/XBitmap.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/lang/XEventListener.hpp>
#include <com/sun/star/lang/EventObject.hpp>
#include <com/sun/star/scanner/XScannerManager.hpp>
#include <com/sun/star/scanner/ScannerException.hpp>

using namespace cppu;
using namespace com::sun::star::uno;
using namespace com::sun::star::scanner;

using ::rtl::OUString;

// -----------
// - Defines -
// -----------

#define REF( _def_Obj )						Reference< _def_Obj >
#define SEQ( _def_Obj )						Sequence< _def_Obj > 
#define ANY									Any 
#define	AWT									com::sun::star::awt

// ------------------
// - ScannerManager -
// ------------------

class ScannerManager : public OWeakObject, XScannerManager, AWT::XBitmap
{
protected:

    osl::Mutex                              maProtector;
    void*									mpData;

    void									AcquireData();
    void									ReleaseData();

public:

                                            ScannerManager();
    virtual									~ScannerManager();
                                            
    // XInterface										
    virtual ANY SAL_CALL					queryInterface( const Type & rType ) throw( RuntimeException );
    virtual void SAL_CALL					acquire() throw();
    virtual void SAL_CALL					release() throw();

    // XScannerManager
    virtual SEQ( ScannerContext ) SAL_CALL	getAvailableScanners() throw();
    virtual sal_Bool SAL_CALL					configureScanner( ScannerContext& scanner_context ) throw( ScannerException );
    virtual void SAL_CALL					startScan( const ScannerContext& scanner_context, const REF( com::sun::star::lang::XEventListener )& rxListener ) throw( ScannerException );
    virtual ScanError SAL_CALL				getError( const ScannerContext& scanner_context ) throw( ScannerException );
    virtual REF( AWT::XBitmap ) SAL_CALL	getBitmap( const ScannerContext& scanner_context ) throw( ScannerException );

    // XBitmap
    virtual AWT::Size SAL_CALL				getSize() throw();
    virtual SEQ( sal_Int8 ) SAL_CALL		getDIB() throw();
    virtual SEQ( sal_Int8 ) SAL_CALL		getMaskDIB() throw();

    // Misc
    static OUString 						getImplementationName_Static() throw();
    static Sequence< OUString > 			getSupportedServiceNames_Static() throw();

    void									Lock() { maProtector.acquire(); }
    void									Unlock() { maProtector.release(); }

    void*									GetData() const { return mpData; }
    void									SetData( void* pData ) { ReleaseData(); mpData = pData; }
};

// -----------------------------------------------------------------------------

REF( XInterface ) SAL_CALL ScannerManager_CreateInstance( const REF( com::sun::star::lang::XMultiServiceFactory )& rxFactory ) throw( Exception );

#endif

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