QuattroGraph.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* libwps
 * Version: MPL 2.0 / LGPLv2.1+
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Major Contributor(s):
 * Copyright (C) 2006, 2007 Andrew Ziem
 * Copyright (C) 2003-2005 William Lachance (william.lachance@sympatico.ca)
 * Copyright (C) 2003 Marc Maurer (uwog@uwog.net)
 *
 * For minor contributions see the git repository.
 *
 * Alternatively, the contents of this file may be used under the terms
 * of the GNU Lesser General Public License Version 2.1 or later
 * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are
 * applicable instead of those above.
 */
 
#ifndef QUATTRO_GRAPH_H
#define QUATTRO_GRAPH_H
 
#include <ostream>
#include <map>
#include <vector>
 
#include <librevenge-stream/librevenge-stream.h>
 
#include "libwps_internal.h"
 
#include "WPSDebug.h"
#include "WKSContentListener.h"
 
namespace QuattroGraphInternal
{
struct Dialog;
struct Graph;
struct ShapeHeader;
struct Textbox;
 
struct State;
 
class SubDocument;
}
 
class QuattroParser;
class QuattroStyleManager;

class QuattroGraph
{
public:
        friend class QuattroParser;
        friend class QuattroGraphInternal::SubDocument;

        explicit QuattroGraph(QuattroParser &parser);
        ~QuattroGraph();
        void setListener(WKSContentListenerPtr &listen)
        {
                m_listener = listen;
        }

        void cleanState();
        void updateState();
 
protected:
        int version() const;

        void storeObjects(std::map<librevenge::RVNGString,WPSEmbeddedObject> const &nameToObjectMap);
        std::vector<Vec2i> getGraphicCellsInSheet(int sheetId) const;
        bool sendGraphics(int sheetId, Vec2i const &cell) const;
        bool sendPageGraphics(int sheetId) const;

        bool sendGraphic(QuattroGraphInternal::Graph const &graph) const;
        bool sendShape(QuattroGraphInternal::Graph const &graph, int sheetId) const;
        bool sendTextbox(QuattroGraphInternal::Graph const &graph, int sheetId) const;
        bool send(QuattroGraphInternal::Textbox const &textbox,
                  std::shared_ptr<WPSStream> stream) const;
        //
        // low level
        //
 
        // ////////////////////// zone //////////////////////////////

        bool readBeginEnd(std::shared_ptr<WPSStream> stream, int sheetId);
        bool readFrameOLE(std::shared_ptr<WPSStream> stream);
        bool readImage(std::shared_ptr<WPSStream> stream);
        bool readBitmap(std::shared_ptr<WPSStream> stream);
        bool readChart(std::shared_ptr<WPSStream> stream);
        bool readFrame(std::shared_ptr<WPSStream> stream);
        bool readButton(std::shared_ptr<WPSStream> stream);
        bool readOLEData(std::shared_ptr<WPSStream> stream);
        static bool readHeader(QuattroGraphInternal::Graph &header, std::shared_ptr<WPSStream> stream, long endPos);
 
        // ////////////////////// shape //////////////////////////////

        bool readShape(std::shared_ptr<WPSStream> stream);
        bool readShapeHeader(QuattroGraphInternal::ShapeHeader &shape, std::shared_ptr<WPSStream> stream,  long endPos);
        bool readLine(std::shared_ptr<WPSStream> stream);
        bool readRect(std::shared_ptr<WPSStream> stream);
        bool readPolygon(std::shared_ptr<WPSStream> stream);
        bool readTextBox(std::shared_ptr<WPSStream> stream);
 
        // ////////////////////// dialog zone //////////////////////////////

        static bool readHeader(QuattroGraphInternal::Dialog &header, std::shared_ptr<WPSStream> stream, long endPos);
        bool readDialog(std::shared_ptr<WPSStream> stream);
        static bool readDialogUnknown(std::shared_ptr<WPSStream> stream);
 
        // ////////////////////// style //////////////////////////////
        bool readFillData(WPSGraphicStyle &style, int fillType, std::shared_ptr<WPSStream> stream, long endPos);
private:
        QuattroGraph(QuattroGraph const &orig) = delete;
        QuattroGraph &operator=(QuattroGraph const &orig) = delete;
        std::shared_ptr<WKSContentListener> m_listener; 
        QuattroParser &m_mainParser;
        std::shared_ptr<QuattroGraphInternal::State> m_state;
};
 
#endif /* QUATTRO_GRAPH_H */
/* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */