libreoffice/cppcanvas/source/mtfrenderer/bitmapaction.hxx

/*************************************************************************
 *
 *  $RCSfile: bitmapaction.hxx,v $
 *
 *  $Revision: 1.5 $
 *
 *  last change: $Author: rt $ $Date: 2005-03-30 08:25:50 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
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 *  License along with this library; if not, write to the Free Software
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 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (the "License"); You may not use this file
 *  except in compliance with the License. You may obtain a copy of the
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 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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 *  Copyright: 2000 by Sun Microsystems, Inc.
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 ************************************************************************/

#ifndef _CPPCANVAS_BITMAPACTION_HXX
#define _CPPCANVAS_BITMAPACTION_HXX

#include <cppcanvas/canvas.hxx>
#include <action.hxx>

class Point;
class Size;
class BitmapEx;

/* Definition of internal::BitmapActionFactory class */

namespace cppcanvas
{
    namespace internal
    {
        struct OutDevState;

        /** Creates encapsulated converters between GDIMetaFile and
            XCanvas. The Canvas argument is deliberately placed at the
            constructor, to force reconstruction of this object for a
            new canvas. This considerably eases internal state
            handling, since a lot of the internal state (e.g. fonts,
            text layout) is Canvas-dependent.
         */
        class BitmapActionFactory
        {
        public:
            /// Unscaled bitmap action, only references destination point
            static ActionSharedPtr createBitmapAction( const ::BitmapEx&,
                                                       const ::Point&   rDstPoint,
                                                       const CanvasSharedPtr&,
                                                       const OutDevState& );

            /// Scaled bitmap action, dest point and dest size
            static ActionSharedPtr createBitmapAction( const ::BitmapEx&,
                                                       const ::Point&   rDstPoint,
                                                       const ::Size&    rDstSize,
                                                       const CanvasSharedPtr&,
                                                       const OutDevState& );

        private:
            // static factory, disable big four
            BitmapActionFactory();
            ~BitmapActionFactory();
            BitmapActionFactory(const BitmapActionFactory&);
            BitmapActionFactory& operator=( const BitmapActionFactory& );
        };
    }
}

#endif /*_CPPCANVAS_BITMAPACTION_HXX */