VSDSVGGenerator.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* libvisio
00003  * Version: MPL 1.1 / GPLv2+ / LGPLv2+
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License or as specified alternatively below. You may obtain a copy of
00008  * the License at http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * Major Contributor(s):
00016  * Copyright (C) 2011 Fridrich Strba <fridrich.strba@bluewin.ch>
00017  * Copyright (C) 2011 Eilidh McAdam <tibbylickle@gmail.com>
00018  *
00019  *
00020  * All Rights Reserved.
00021  *
00022  * For minor contributions see the git repository.
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPLv2+"), or
00026  * the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
00027  * in which case the provisions of the GPLv2+ or the LGPLv2+ are applicable
00028  * instead of those above.
00029  */
00030 
00031 #ifndef __VISIOSVGGENERATOR_H__
00032 #define __VISIOSVGGENERATOR_H__
00033 
00034 #include <stdio.h>
00035 #include <iostream>
00036 #include <libwpd/libwpd.h>
00037 #include <libwpg/libwpg.h>
00038 
00039 namespace libvisio
00040 {
00041 
00042 class VSDSVGGenerator : public libwpg::WPGPaintInterface
00043 {
00044 public:
00045   VSDSVGGenerator(std::ostream &output_sink);
00046   ~VSDSVGGenerator();
00047 
00048   void startGraphics(const ::WPXPropertyList &propList);
00049   void endGraphics();
00050   void startLayer(const ::WPXPropertyList &propList);
00051   void endLayer();
00052   void startEmbeddedGraphics(const ::WPXPropertyList & /*propList*/) {}
00053   void endEmbeddedGraphics() {}
00054 
00055   void setStyle(const ::WPXPropertyList &propList, const ::WPXPropertyListVector &gradient);
00056 
00057   void drawRectangle(const ::WPXPropertyList &propList);
00058   void drawEllipse(const ::WPXPropertyList &propList);
00059   void drawPolyline(const ::WPXPropertyListVector &vertices);
00060   void drawPolygon(const ::WPXPropertyListVector &vertices);
00061   void drawPath(const ::WPXPropertyListVector &path);
00062   void drawGraphicObject(const ::WPXPropertyList &propList, const ::WPXBinaryData &binaryData);
00063   void startTextObject(const ::WPXPropertyList &propList, const ::WPXPropertyListVector &path);
00064   void endTextObject();
00065   void startTextLine(const ::WPXPropertyList & /* propList */) {}
00066   void endTextLine() {}
00067   void startTextSpan(const ::WPXPropertyList &propList);
00068   void endTextSpan();
00069   void insertText(const ::WPXString &str);
00070 
00071 private:
00072   ::WPXPropertyListVector m_gradient;
00073   ::WPXPropertyList m_style;
00074   int m_gradientIndex;
00075   int m_shadowIndex;
00076   bool m_isFirstPage;
00077   void writeStyle(bool isClosed=true);
00078   void drawPolySomething(const ::WPXPropertyListVector &vertices, bool isClosed);
00079 
00080   std::ostream &m_outputSink;
00081 };
00082 
00083 } // namespace libvisio
00084 
00085 #endif // __VISIOSVGGENERATOR_H__
00086 /* vim:set shiftwidth=2 softtabstop=2 expandtab: */