wmfexport.h

/* This file is part of the KDE project
 * Copyright (c) 2003 thierry lorthiois (lorthioist@wanadoo.fr)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License version 2 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/
 
#ifndef WMFEXPORT_H
#define WMFEXPORT_H
 
#include <tqpen.h>
#include <tqbrush.h>
#include <tqptrlist.h>
#include <tqpointarray.h>
#include <KoFilter.h>
#include "vvisitor.h"
 
class KoWmfWrite;
class VPath;
class VDocument;
class VSubpath;
class VText;
 
class WmfExport : public KoFilter, private VVisitor
{
    TQ_OBJECT
  
 
public:
    WmfExport( KoFilter *parent, const char *name, const TQStringList&);
    virtual ~WmfExport();
 
    virtual KoFilter::ConversionStatus convert( const TQCString& from, const TQCString& to );
 
private:
    void visitVPath( VPath& composite );
    void visitVDocument( VDocument& document );
    void visitVSubpath( VSubpath& path );
    void visitVText( VText& text );
    void getBrush( TQBrush& brush, const VFill *fill );
    void getPen( TQPen& pen, const VStroke *stroke );
    
    // coordinate transformation
    // translate origin from (left,bottom) to (left,top) -> scale to wmf size 
    // Wmf origin is (left,top) corner
    // Karbon origin is (left,bottom) corner
    int coordX( double left ) 
            { return (int)(left * mScaleX); }
    int coordY( double top ) 
            { return (int)((mDoc->height() - top) * mScaleY); }
    
private:
    KoWmfWrite *mWmf;
    VDocument *mDoc;
    int       mDpi;
    double    mScaleX;
    double    mScaleY;
    TQPtrList<TQPointArray> mListPa;
};
 
#endif