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#ifndef SVTOOLS_INC_IMAGERESOURCEACCESS_HXX
#define SVTOOLS_INC_IMAGERESOURCEACCESS_HXX

#include "svtools/svtdllapi.h"

/** === begin UNO includes === **/
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
/** === end UNO includes === **/

class SvStream;
//........................................................................
namespace svt
{
//........................................................................

    //====================================================================
    //= GraphicAccess
    //====================================================================
    /** helper class for obtaining streams (which also can be used with the ImageProducer)
        from a resource
    */
    class GraphicAccess
    {
    private:
        GraphicAccess();    // never implemented

    public:
        /** determines whether the given URL denotes an image within a resource
         ( or an image specified by a vnd.sun.star.GraphicObject scheme URL )
        */
        SVT_DLLPUBLIC static  bool        isSupportedURL( const ::rtl::OUString& _rURL );

        /** for a given URL of an image within a resource ( or an image specified by a vnd.sun.star.GraphicObject scheme URL ), this method retrieves
            an SvStream for this image.

            This method works for arbitrary URLs denoting an image, since the
            <type scope="com::sun::star::graphics">GraphicsProvider</type> service is used
            to resolve the URL. However, obtaining the stream is expensive (since
            the image must be copied), so you are strongly encouraged to only use it
            when you know that the image is small enough.
        */
        SVT_DLLPUBLIC static  SvStream*   getImageStream(
                    const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB,
                    const ::rtl::OUString& _rImageResourceURL
                );

        /** for a given URL of an image within a resource ( or an image specified by a vnd.sun.star.GraphicObject scheme URL ), this method retrieves
            an <type scope="com::sun::star::io">XInputStream</type> for this image.
        */
        SVT_DLLPUBLIC static  ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >
                getImageXStream(
                    const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB,
                    const ::rtl::OUString& _rImageResourceURL
                );
    };

//........................................................................
} // namespace svt
//........................................................................

#endif // DBA14_SVTOOLS_INC_IMAGERESOURCEACCESS_HXX