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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* libvisio
* Version: MPL 1.1 / GPLv2+ / LGPLv2+
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License or as specified alternatively below. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Major Contributor(s):
* Copyright (C) 2011 Fridrich Strba <fridrich.strba@bluewin.ch>
* Copyright (C) 2011 Eilidh McAdam <tibbylickle@gmail.com>
*
*
* All Rights Reserved.
*
* For minor contributions see the git repository.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPLv2+"), or
* the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
* in which case the provisions of the GPLv2+ or the LGPLv2+ are applicable
* instead of those above.
*/
#ifndef VSDCONTENTCOLLECTOR_H
#define VSDCONTENTCOLLECTOR_H
#include <locale.h>
#include <sstream>
#include <string>
#include <cmath>
#include <map>
#include <list>
#include <vector>
#include <libwpg/libwpg.h>
#include "libvisio_utils.h"
#include "VSDCollector.h"
#include "VSDParser.h"
#include "VSDOutputElementList.h"
#include "VSDStyles.h"
#include "VSDPages.h"
namespace libvisio
{
class VSDContentCollector : public VSDCollector
{
public:
VSDContentCollector(
libwpg::WPGPaintInterface *painter,
std::vector<std::map<unsigned, XForm> > &groupXFormsSequence,
std::vector<std::map<unsigned, unsigned> > &groupMembershipsSequence,
std::vector<std::list<unsigned> > &documentPageShapeOrders,
VSDStyles &styles, VSDStencils &stencils
);
virtual ~VSDContentCollector()
{
if (m_txtxform) delete(m_txtxform);
};
void collectEllipticalArcTo(unsigned id, unsigned level, double x3, double y3, double x2, double y2, double angle, double ecc);
void collectForeignData(unsigned level, const WPXBinaryData &binaryData);
void collectOLEList(unsigned id, unsigned level);
void collectOLEData(unsigned id, unsigned level, const WPXBinaryData &oleData);
void collectEllipse(unsigned id, unsigned level, double cx, double cy, double xleft, double yleft, double xtop, double ytop);
void collectLine(unsigned level, const boost::optional<double> &strokeWidth, const boost::optional<Colour> &c, const boost::optional<unsigned char> &linePattern,
const boost::optional<unsigned char> &startMarker, const boost::optional<unsigned char> &endMarker,
const boost::optional<unsigned char> &lineCap);
void collectFillAndShadow(unsigned level, const boost::optional<Colour> &colourFG, const boost::optional<Colour> &colourBG,
const boost::optional<unsigned char> &fillPattern, const boost::optional<double> &fillFGTransparency,
const boost::optional<double> &fillBGTransparency, const boost::optional<unsigned char> &shadowPattern,
const boost::optional<Colour> &shfgc, const boost::optional<double> &shadowOffsetX, const boost::optional<double> &shadowOffsetY);
void collectFillAndShadow(unsigned level, const boost::optional<Colour> &colourFG, const boost::optional<Colour> &colourBG,
const boost::optional<unsigned char> &fillPattern, const boost::optional<double> &fillFGTransparency,
const boost::optional<double> &fillBGTransparency, const boost::optional<unsigned char> &shadowPattern,
const boost::optional<Colour> &shfgc);
void collectGeometry(unsigned id, unsigned level, bool noFill, bool noLine, bool noShow);
void collectMoveTo(unsigned id, unsigned level, double x, double y);
void collectLineTo(unsigned id, unsigned level, double x, double y);
void collectArcTo(unsigned id, unsigned level, double x2, double y2, double bow);
void collectNURBSTo(unsigned id, unsigned level, double x2, double y2, unsigned char xType, unsigned char yType, unsigned degree,
std::vector<std::pair<double, double> > controlPoints, std::vector<double> knotVector, std::vector<double> weights);
void collectNURBSTo(unsigned id, unsigned level, double x2, double y2, double knot, double knotPrev, double weight, double weightPrev, unsigned dataID);
void collectNURBSTo(unsigned id, unsigned level, double x2, double y2, double knot, double knotPrev, double weight, double weightPrev, const NURBSData &data);
void collectPolylineTo(unsigned id, unsigned level, double x, double y, unsigned char xType, unsigned char yType,
const std::vector<std::pair<double, double> > &points);
void collectPolylineTo(unsigned id, unsigned level, double x, double y, unsigned dataID);
void collectPolylineTo(unsigned id, unsigned level, double x, double y, const PolylineData &data);
void collectShapeData(unsigned id, unsigned level, unsigned char xType, unsigned char yType, unsigned degree, double lastKnot,
std::vector<std::pair<double, double> > controlPoints, std::vector<double> knotVector, std::vector<double> weights);
void collectShapeData(unsigned id, unsigned level, unsigned char xType, unsigned char yType, std::vector<std::pair<double, double> > points);
void collectXFormData(unsigned level, const XForm &xform);
void collectTxtXForm(unsigned level, const XForm &txtxform);
void collectShapesOrder(unsigned id, unsigned level, const std::vector<unsigned> &shapeIds);
void collectForeignDataType(unsigned level, unsigned foreignType, unsigned foreignFormat, double offsetX, double offsetY, double width, double height);
void collectPageProps(unsigned id, unsigned level, double pageWidth, double pageHeight, double shadowOffsetX, double shadowOffsetY, double scale);
void collectPage(unsigned id, unsigned level, unsigned backgroundPageID, bool isBackgroundPage, const VSDName &pageName);
void collectShape(unsigned id, unsigned level, unsigned parent, unsigned masterPage, unsigned masterShape, unsigned lineStyle, unsigned fillStyle, unsigned textStyle);
void collectSplineStart(unsigned id, unsigned level, double x, double y, double secondKnot, double firstKnot, double lastKnot, unsigned degree);
void collectSplineKnot(unsigned id, unsigned level, double x, double y, double knot);
void collectSplineEnd();
void collectInfiniteLine(unsigned id, unsigned level, double x1, double y1, double x2, double y2);
void collectRelCubBezTo(unsigned id, unsigned level, double x, double y, double a, double b, double c, double d);
void collectRelEllipticalArcTo(unsigned id, unsigned level, double x, double y, double a, double b, double c, double d);
void collectRelLineTo(unsigned id, unsigned level, double x, double y);
void collectRelMoveTo(unsigned id, unsigned level, double x, double y);
void collectRelQuadBezTo(unsigned id, unsigned level, double x, double y, double a, double b);
void collectUnhandledChunk(unsigned id, unsigned level);
void collectText(unsigned level, const WPXBinaryData &textStream, TextFormat format);
void collectCharIX(unsigned id, unsigned level, unsigned charCount, const boost::optional<VSDName> &font,
const boost::optional<Colour> &fontColour, const boost::optional<double> &fontSize, const boost::optional<bool> &bold,
const boost::optional<bool> &italic, const boost::optional<bool> &underline, const boost::optional<bool> &doubleunderline,
const boost::optional<bool> &strikeout, const boost::optional<bool> &doublestrikeout, const boost::optional<bool> &allcaps,
const boost::optional<bool> &initcaps, const boost::optional<bool> &smallcaps, const boost::optional<bool> &superscript,
const boost::optional<bool> &subscript);
void collectDefaultCharStyle(unsigned charCount, const boost::optional<VSDName> &font, const boost::optional<Colour> &fontColour,
const boost::optional<double> &fontSize, const boost::optional<bool> &bold, const boost::optional<bool> &italic,
const boost::optional<bool> &underline, const boost::optional<bool> &doubleunderline, const boost::optional<bool> &strikeout,
const boost::optional<bool> &doublestrikeout, const boost::optional<bool> &allcaps, const boost::optional<bool> &initcaps,
const boost::optional<bool> &smallcaps, const boost::optional<bool> &superscript, const boost::optional<bool> &subscript);
void collectParaIX(unsigned id, unsigned level, unsigned charCount, const boost::optional<double> &indFirst,
const boost::optional<double> &indLeft, const boost::optional<double> &indRight, const boost::optional<double> &spLine,
const boost::optional<double> &spBefore, const boost::optional<double> &spAfter, const boost::optional<unsigned char> &align,
const boost::optional<unsigned> &flags);
void collectDefaultParaStyle(unsigned charCount, const boost::optional<double> &indFirst, const boost::optional<double> &indLeft,
const boost::optional<double> &indRight, const boost::optional<double> &spLine, const boost::optional<double> &spBefore,
const boost::optional<double> &spAfter, const boost::optional<unsigned char> &align, const boost::optional<unsigned> &flags);
void collectTextBlock(unsigned level, const boost::optional<double> &leftMargin, const boost::optional<double> &rightMargin,
const boost::optional<double> &topMargin, const boost::optional<double> &bottomMargin,
const boost::optional<unsigned char> &verticalAlign, const boost::optional<bool> &isBgFilled,
const boost::optional<Colour> &bgColour, const boost::optional<double> &defaultTabStop,
const boost::optional<unsigned char> &textDirection);
void collectNameList(unsigned id, unsigned level);
void collectName(unsigned id, unsigned level, const WPXBinaryData &name, TextFormat format);
void collectPageSheet(unsigned id, unsigned level);
void collectMisc(unsigned level, const VSDMisc &misc);
// Style collectors
void collectStyleSheet(unsigned id, unsigned level, unsigned parentLineStyle, unsigned parentFillStyle, unsigned parentTextStyle);
void collectLineStyle(unsigned level, const boost::optional<double> &strokeWidth, const boost::optional<Colour> &c, const boost::optional<unsigned char> &linePattern,
const boost::optional<unsigned char> &startMarker, const boost::optional<unsigned char> &endMarker,
const boost::optional<unsigned char> &lineCap);
void collectFillStyle(unsigned level, const boost::optional<Colour> &colourFG, const boost::optional<Colour> &colourBG,
const boost::optional<unsigned char> &fillPattern, const boost::optional<double> &fillFGTransparency,
const boost::optional<double> &fillBGTransparency, const boost::optional<unsigned char> &shadowPattern,
const boost::optional<Colour> &shfgc, const boost::optional<double> &shadowOffsetX, const boost::optional<double> &shadowOffsetY);
void collectFillStyle(unsigned level, const boost::optional<Colour> &colourFG, const boost::optional<Colour> &colourBG,
const boost::optional<unsigned char> &fillPattern, const boost::optional<double> &fillFGTransparency,
const boost::optional<double> &fillBGTransparency, const boost::optional<unsigned char> &shadowPattern,
const boost::optional<Colour> &shfgc);
void collectCharIXStyle(unsigned id, unsigned level, unsigned charCount, const boost::optional<VSDName> &font,
const boost::optional<Colour> &fontColour, const boost::optional<double> &fontSize, const boost::optional<bool> &bold,
const boost::optional<bool> &italic, const boost::optional<bool> &underline, const boost::optional<bool> &doubleunderline,
const boost::optional<bool> &strikeout, const boost::optional<bool> &doublestrikeout, const boost::optional<bool> &allcaps,
const boost::optional<bool> &initcaps, const boost::optional<bool> &smallcaps, const boost::optional<bool> &superscript,
const boost::optional<bool> &subscript);
void collectParaIXStyle(unsigned id, unsigned level, unsigned charCount, const boost::optional<double> &indFirst,
const boost::optional<double> &indLeft, const boost::optional<double> &indRight, const boost::optional<double> &spLine,
const boost::optional<double> &spBefore, const boost::optional<double> &spAfter, const boost::optional<unsigned char> &align,
const boost::optional<unsigned> &flags);
void collectTextBlockStyle(unsigned level, const boost::optional<double> &leftMargin, const boost::optional<double> &rightMargin,
const boost::optional<double> &topMargin, const boost::optional<double> &bottomMargin,
const boost::optional<unsigned char> &verticalAlign, const boost::optional<bool> &isBgFilled,
const boost::optional<Colour> &bgColour, const boost::optional<double> &defaultTabStop,
const boost::optional<unsigned char> &textDirection);
// Field list
void collectFieldList(unsigned id, unsigned level);
void collectTextField(unsigned id, unsigned level, int nameId, int formatStringId);
void collectNumericField(unsigned id, unsigned level, unsigned short format, double number, int formatStringId);
void startPage(unsigned pageId);
void endPage();
void endPages();
private:
VSDContentCollector(const VSDContentCollector &);
VSDContentCollector &operator=(const VSDContentCollector &);
libwpg::WPGPaintInterface *m_painter;
void applyXForm(double &x, double &y, const XForm &xform);
void transformPoint(double &x, double &y, XForm *txtxform = 0);
void transformAngle(double &angle, XForm *txtxform = 0);
void transformFlips(bool &flipX, bool &flipY);
double _NURBSBasis(unsigned knot, unsigned degree, double point, const std::vector<double> &knotVector);
void _flushShape();
void _flushCurrentPath();
void _flushText();
void _flushCurrentForeignData();
void _flushCurrentPage();
void _handleLevelChange(unsigned level);
void _handleForeignData(const WPXBinaryData &data);
void _lineProperties(const VSDLineStyle &style, WPXPropertyList &styleProps);
void _fillAndShadowProperties(const VSDFillStyle &style, WPXPropertyList &styleProps);
void _applyLinePattern();
const char *_linePropertiesMarkerViewbox(unsigned marker);
const char *_linePropertiesMarkerPath(unsigned marker);
double _linePropertiesMarkerScale(unsigned marker);
void appendCharacters(WPXString &text, const std::vector<unsigned char> &characters, TextFormat format);
void appendCharacters(WPXString &text, const std::vector<unsigned char> &characters);
void _convertDataToString(WPXString &result, const WPXBinaryData &data, TextFormat format);
bool parseFormatId( const char *formatString, unsigned short &result );
void _appendField(WPXString &text);
void _generateCubicBeziersFromNURBS(const std::vector<std::pair<double, double> > &controlPoints,
const std::vector<double> &knotVector);
void _generateQuadraticBeziersFromNURBS(const std::vector<std::pair<double, double> > &controlPoints,
const std::vector<double> &knotVector);
void _generatePolylineFromNURBS(unsigned degree, const std::vector<std::pair<double, double> > &controlPoints,
const std::vector<double> &knotVector, const std::vector<double> &weights);
bool _areWeightsUniform(const std::vector<double> weights) const;
bool m_isPageStarted;
double m_pageWidth;
double m_pageHeight;
double m_shadowOffsetX;
double m_shadowOffsetY;
double m_scale;
double m_x;
double m_y;
double m_originalX;
double m_originalY;
XForm m_xform;
XForm *m_txtxform;
VSDMisc m_misc;
std::vector<WPXPropertyList> m_currentFillGeometry;
std::vector<WPXPropertyList> m_currentLineGeometry;
std::map<unsigned, XForm> *m_groupXForms;
WPXBinaryData m_currentForeignData;
WPXBinaryData m_currentOLEData;
WPXPropertyList m_currentForeignProps;
unsigned m_currentShapeId;
unsigned m_foreignType;
unsigned m_foreignFormat;
double m_foreignOffsetX;
double m_foreignOffsetY;
double m_foreignWidth;
double m_foreignHeight;
bool m_noLine;
bool m_noFill;
bool m_noShow;
std::map<unsigned short, VSDFont> m_fonts;
unsigned m_currentLevel;
bool m_isShapeStarted;
std::vector<std::map<unsigned, XForm> > &m_groupXFormsSequence;
std::vector<std::map<unsigned, unsigned> > &m_groupMembershipsSequence;
std::vector<std::map<unsigned, unsigned> >::iterator m_groupMemberships;
unsigned m_currentPageNumber;
VSDOutputElementList *m_shapeOutputDrawing, *m_shapeOutputText;
std::map<unsigned, VSDOutputElementList> m_pageOutputDrawing;
std::map<unsigned, VSDOutputElementList> m_pageOutputText;
std::vector<std::list<unsigned> > &m_documentPageShapeOrders;
std::vector<std::list<unsigned> >::iterator m_pageShapeOrder;
bool m_isFirstGeometry;
std::map<unsigned, NURBSData> m_NURBSData;
std::map<unsigned, PolylineData> m_polylineData;
WPXBinaryData m_textStream;
std::map<unsigned, WPXString> m_names, m_stencilNames;
std::vector<WPXString> m_fields;
VSDFieldList m_stencilFields;
unsigned m_fieldIndex;
TextFormat m_textFormat;
std::vector<VSDCharStyle> m_charFormats;
std::vector<VSDParaStyle> m_paraFormats;
VSDLineStyle m_lineStyle;
VSDFillStyle m_fillStyle;
VSDTextBlockStyle m_textBlockStyle;
VSDCharStyle m_defaultCharStyle;
VSDParaStyle m_defaultParaStyle;
unsigned m_currentStyleSheet;
VSDStyles m_styles;
VSDStencils m_stencils;
const VSDShape *m_stencilShape;
bool m_isStencilStarted;
unsigned m_currentGeometryCount;
unsigned m_backgroundPageID;
unsigned m_currentPageID;
VSDPage m_currentPage;
VSDPages m_pages;
std::vector<std::pair<double, double> > m_splineControlPoints;
std::vector<double> m_splineKnotVector;
double m_splineX, m_splineY;
double m_splineLastKnot;
unsigned m_splineDegree;
unsigned m_splineLevel;
unsigned m_currentShapeLevel;
bool m_isBackgroundPage;
};
} // namespace libvisio
#endif /* VSDCONTENTCOLLECTOR_H */
/* vim:set shiftwidth=2 softtabstop=2 expandtab: */
|
