mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-11-16 02:25:50 +08:00
dde8deb56f
JKQTMathText: moved sub-/superscripts placed below/above a bit further apart from the central symbol/node
2519 lines
107 KiB
C++
2519 lines
107 KiB
C++
/*
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Copyright (c) 2008-2022 Jan W. Krieger (<jan@jkrieger.de>)
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This software is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License (LGPL) as published by
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the Free Software Foundation, either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License (LGPL) for more details.
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You should have received a copy of the GNU Lesser General Public License (LGPL)
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "jkqtmathtext/jkqtmathtext.h"
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#include "jkqtmathtext/nodes/jkqtmathtextnode.h"
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#include "jkqtcommon/jkqtpcodestructuring.h"
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#include "jkqtcommon/jkqtpstringtools.h"
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#include "jkqtmathtext/nodes/jkqtmathtexttextnode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextbracenode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextdecoratednode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextfracnode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextinstructionnode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextlistnode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextmatrixnode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextsqrtnode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextsubsupernode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextsymbolnode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextwhitespacenode.h"
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#include "jkqtmathtext/nodes/jkqtmathtextnodetools.h"
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#include <cmath>
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#include <QFontMetricsF>
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#include <QDebug>
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#include <QFontDatabase>
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#include <typeinfo>
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#include <QApplication>
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#include <QPainterPath>
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const double JKQTMathText::ABS_MIN_LINEWIDTH=0.02;
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// --------------------------------------------------------------------------------------------------
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// -- implementation of the JKQTMathText methods
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// --------------------------------------------------------------------------------------------------
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JKQTMathText::JKQTMathText(QObject* parent):
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QObject(parent)
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{
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//std::chrono::high_resolution_clock::time_point t0=std::chrono::high_resolution_clock::now();
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initJKQTMathTextResources();
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//qDebug()<<"init_resoucre: "<<std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now()-t0).count()/1000.0<<"ms"; t0=std::chrono::high_resolution_clock::now();
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fontSize=10;
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fontSizeUnits=JKQTMathTextEnvironment::POINTS;
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fontColor=QColor("black");
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brace_factor=1.04;
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brace_y_shift_factor=0.7;//-1;
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subsuper_size_factor=0.65;
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subsuper_mode_selection_by_size_factor=1.01;
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sub_shift_factor=0.4;
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super_shift_factor=0.7;
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special_sub_shift_factor=0.4;
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special_super_shift_factor=0.4;
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frac_factor=1.0;
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frac_nested_factor=0.7;
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frac_shift_factor=0.4;
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underbrace_factor=0.75;
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underbrace_separation_xfactor=0.25;
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underbrace_bracesize_xfactor=0.5;
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underset_factor=0.7;
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decoration_height_factor=0.3;
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decoration_width_reduction_Xfactor=0.2;
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decoration_separation_factor=0.1;
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operatorsubsuper_size_factor=0.65;
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operatorsubsuper_distance_factor=0.35;
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operatorsubsuper_extraspace_factor=0.5;
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intsubsuper_xcorrection_factor=0.25;
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intsubbesides_xcorrection_xfactor=0.33;
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mathoperator_width_factor=1.5;
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bigmathoperator_font_factor=1.8;
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sqrt_width_Xfactor=0.8;
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sqrt_height_factor=1.2;
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sqrt_smallfont_factor=0.57;
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matrix_linewidth_thin_factor=0.4;
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matrix_linewidth_heavy_factor=1.5;
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matrix_line_separation_factor=2.0;
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matrix_xSeparation_factor=0.5;
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matrix_ySeparation_factor=0.5;
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matrix_xPadding_factor=0.5;
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matrix_yPadding_factor=0.5;
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blackboradFontMode=MTBBDMdefault;
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static QString serifFont="serif";
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static QString sansFont="sans";
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static QString symbolFont="symbol";
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static QString scriptFont="script";
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static QString typewriterFont="typewriter";
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static QString decorativeFont="decorative";
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static QString blackboardFont="blackboard";
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static QString fracturFont="fraktur";
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static bool firstStart=true;
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if (firstStart) {
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//t0=std::chrono::high_resolution_clock::now();
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firstStart=false;
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#if (QT_VERSION<QT_VERSION_CHECK(6, 0, 0))
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QFontDatabase fdb;
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const auto fonts=fdb.families();
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#else
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const auto fonts=QFontDatabase::families();
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#endif
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auto checkForFonts=[&fonts](QString& targetfont, const QStringList& fontoptions) {
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for (auto& f: fontoptions) {
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if (fonts.contains(f)) {
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targetfont=f;
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break;
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}
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}
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};
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checkForFonts(serifFont, QStringList {"Times New Roman", "Times", "FreeSerif", "DejaVu Serif"});
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//qDebug()<<"check 1st font: "<<std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now()-t0).count()/1000.0<<"ms";
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checkForFonts(sansFont, QStringList {"Arial Unicode MS", "Arial Unicode", "Lucida Sans Unicode", "Arial", "Helvetica", "FreeSans", "DejaVu Sans", "Lucida Sans"});
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checkForFonts(symbolFont, QStringList {"SymbolStandard", "Symbol"});
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checkForFonts(typewriterFont, QStringList {"Courier New", "Courier", "Courier Std", "FreeMono", "CMU Typewriter Text", "UM Typewriter"});
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checkForFonts(blackboardFont, QStringList {"Double Stroke", "CloisterOpenFace BT", "GoudyHandtooled BT", "Castellar", "MathJax_AMS", "Castellar Standard", "MathJax_AMS Standard", "Colonna MT"});
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checkForFonts(decorativeFont, QStringList {"Lucida Calligraphy", "Cookie", "Segoe Print", "Comic Sans", "Comic Sans MS", "Gabriola", "Gabriola Standard", "Lucida Handwriting Kursiv", "Lucida Handwriting", "Pristina", "Pristina Standard", "MathJax_Caligraphics"});
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checkForFonts(scriptFont, QStringList {"Lucida Handwriting", "Dancing Script", "Amazone BT", "ScriptS", "ScriptC", "ScriptC Standard", "Script", "Brush Script MT", "Brush Script MT Kursiv", "MathJax_Script"});
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checkForFonts(fracturFont, QStringList {"Old English Text MT", "Old English Text MT Standard", "UnifrakturMaguntia Standard", "UnifrakturMaguntia", "MathJax_Fraktur", "UnifrakturCook Fett"});
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//qDebug()<<"check all font: "<<std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now()-t0).count()/1000.0<<"ms";
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}
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//t0=std::chrono::high_resolution_clock::now();
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if (serifFont!="serif") addReplacementFont("serif", serifFont);
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if (sansFont!="sans") addReplacementFont("sans", sansFont);
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if (symbolFont!="symbol") addReplacementFont("symbol", symbolFont);
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if (scriptFont!="script") addReplacementFont("script", scriptFont);
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if (typewriterFont!="typewriter") addReplacementFont("typewriter", typewriterFont);
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if (decorativeFont!="decorative") addReplacementFont("decorative", decorativeFont);
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if (fracturFont!="fraktur") addReplacementFont("fraktur", fracturFont);
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if (blackboardFont!="blackboard") {
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addReplacementFont("blackboard", blackboardFont);
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}
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//qDebug()<<"add replacement fonts: "<<std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now()-t0).count()/1000.0<<"ms"; t0=std::chrono::high_resolution_clock::now();
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setFontSans(sansFont, estimateJKQTMathTextFontEncoding(sansFont));
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setFontMathSans(sansFont, estimateJKQTMathTextFontEncoding(sansFont));
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setFontTypewriter(typewriterFont, estimateJKQTMathTextFontEncoding(typewriterFont));
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setFontRoman(serifFont, estimateJKQTMathTextFontEncoding(serifFont));
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setFontMathRoman(serifFont, estimateJKQTMathTextFontEncoding(serifFont));
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setFontCaligraphic(decorativeFont, estimateJKQTMathTextFontEncoding(decorativeFont));
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if (blackboardFont!="blackboard") {
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setFontBlackboard(blackboardFont, estimateJKQTMathTextFontEncoding(blackboardFont));
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setFontBlackboradMode(MTBBDMunicodeCharactersOrFontDirectly);
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} else {
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setFontBlackboard(sansFont, estimateJKQTMathTextFontEncoding(sansFont));
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setFontBlackboradMode(MTBBDMunicodeCharactersOrSimulate);
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}
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setFontScript(scriptFont, estimateJKQTMathTextFontEncoding(scriptFont));
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setFontFraktur(fracturFont, estimateJKQTMathTextFontEncoding(fracturFont));
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setFallbackFontSymbols(symbolFont, estimateJKQTMathTextFontEncoding(symbolFont));
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//qDebug()<<"set fonts: "<<std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now()-t0).count()/1000.0<<"ms"; t0=std::chrono::high_resolution_clock::now();
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useXITS();
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//qDebug()<<"useXITS: "<<std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now()-t0).count()/1000.0<<"ms"; t0=std::chrono::high_resolution_clock::now();
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parsedNode=nullptr;
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currentToken=MTTnone;
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currentTokenName="";
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currentTokenID=0;
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parseString="";
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parsingMathEnvironment=false;
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}
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JKQTMathText::~JKQTMathText() {
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if (parsedNode!=nullptr) delete parsedNode;
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parsedNode=nullptr;
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}
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void JKQTMathText::loadSettings(const QSettings& settings, const QString& group){
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fontSize=settings.value(group+"font_size", fontSize).toDouble();
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fontSizeUnits=JKQTMathTextEnvironment::String2FontSizeUnit(settings.value(group+"font_size_units", JKQTMathTextEnvironment::FontSizeUnit2String(fontSizeUnits)).toString());
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fontColor=jkqtp_String2QColor(settings.value(group+"font_color", jkqtp_QColor2String(fontColor)).toString());
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brace_factor=settings.value(group+"brace_factor", brace_factor).toDouble();
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subsuper_size_factor=settings.value(group+"subsuper_size_factor", subsuper_size_factor).toDouble();
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subsuper_mode_selection_by_size_factor=settings.value(group+"subsuper_mode_selection_by_size_factor", subsuper_mode_selection_by_size_factor).toDouble();
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super_shift_factor=settings.value(group+"super_shift_factor", super_shift_factor).toDouble();
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sub_shift_factor=settings.value(group+"sub_shift_factor", sub_shift_factor).toDouble();
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special_super_shift_factor=settings.value(group+"special_super_shift_factor", special_super_shift_factor).toDouble();
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special_sub_shift_factor=settings.value(group+"special_sub_shift_factor", special_sub_shift_factor).toDouble();
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frac_factor=settings.value(group+"frac_factor", frac_factor).toDouble();
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frac_shift_factor=settings.value(group+"frac_shift_factor", frac_shift_factor).toDouble();
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underbrace_factor=settings.value(group+"underbrace_factor", underbrace_factor).toDouble();
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underbrace_bracesize_xfactor=settings.value(group+"underbrace_bracesize_xfactor", underbrace_bracesize_xfactor).toDouble();
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underbrace_separation_xfactor=settings.value(group+"underbrace_separation_xfactor", underbrace_separation_xfactor).toDouble();
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underset_factor=settings.value(group+"underset_factor", underset_factor).toDouble();
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brace_y_shift_factor=settings.value(group+"brace_y_shift_factor", brace_y_shift_factor).toDouble();
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decoration_height_factor=settings.value(group+"decoration_height_factor", decoration_height_factor).toDouble();
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decoration_separation_factor=settings.value(group+"decoration_separation_factor", decoration_separation_factor).toDouble();
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decoration_width_reduction_Xfactor=settings.value(group+"decoration_width_reduction_xfactor", decoration_width_reduction_Xfactor).toDouble();
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operatorsubsuper_size_factor=settings.value(group+"operatorsubsuper_size_factor", operatorsubsuper_size_factor).toDouble();
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operatorsubsuper_distance_factor=settings.value(group+"operatorsubsuper_distance_factor", operatorsubsuper_distance_factor).toDouble();
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operatorsubsuper_extraspace_factor=settings.value(group+"operatorsubsuper_extraspace_factor", operatorsubsuper_extraspace_factor).toDouble();
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mathoperator_width_factor=settings.value(group+"mathoperator_width_factor", mathoperator_width_factor).toDouble();
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intsubsuper_xcorrection_factor=settings.value(group+"intsubsuper_xcorrection_factor", intsubsuper_xcorrection_factor).toDouble();
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intsubbesides_xcorrection_xfactor=settings.value(group+"intsubbesides_xcorrection_xfactor", intsubbesides_xcorrection_xfactor).toDouble();
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sqrt_width_Xfactor=settings.value(group+"sqrt_width_Xfactor", sqrt_width_Xfactor).toDouble();
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sqrt_height_factor=settings.value(group+"sqrt_height_factor", sqrt_height_factor).toDouble();
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sqrt_smallfont_factor=settings.value(group+"sqrt_smallfont_factor", sqrt_smallfont_factor).toDouble();
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bigmathoperator_font_factor=settings.value(group+"bigmathoperator_font_factor", bigmathoperator_font_factor).toDouble();
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frac_nested_factor=settings.value(group+"frac_nested_factor", frac_nested_factor).toDouble();
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matrix_linewidth_thin_factor=settings.value(group+"matrix_linewidth_thin_factor", matrix_linewidth_thin_factor).toDouble();
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matrix_linewidth_heavy_factor=settings.value(group+"matrix_linewidth_heavy_factor", matrix_linewidth_heavy_factor).toDouble();
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matrix_line_separation_factor=settings.value(group+"matrix_line_separation_factor", matrix_line_separation_factor).toDouble();
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matrix_xSeparation_factor=settings.value(group+"matrix_xSeparation_factor", matrix_xSeparation_factor).toDouble();
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matrix_ySeparation_factor=settings.value(group+"matrix_ySeparation_factor", matrix_ySeparation_factor).toDouble();
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matrix_xPadding_factor=settings.value(group+"matrix_xPadding_factor", matrix_xPadding_factor).toDouble();
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matrix_yPadding_factor=settings.value(group+"matrix_yPadding_factor", matrix_yPadding_factor).toDouble();
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if (settings.value(group+"use_stix_fonts", false).toBool()) useSTIX();
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if (settings.value(group+"use_xits_fonts", false).toBool()) useXITS();
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if (settings.value(group+"use_asana_fonts", false).toBool()) useASANA();
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}
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void JKQTMathText::saveSettings(QSettings& settings, const QString& group) const{
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settings.setValue(group+"font_size", fontSize);
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settings.setValue(group+"font_size_units", JKQTMathTextEnvironment::FontSizeUnit2String(fontSizeUnits));
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settings.setValue(group+"font_color", jkqtp_QColor2String(fontColor));
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settings.setValue(group+ "brace_factor", brace_factor);
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settings.setValue(group+ "subsuper_size_factor", subsuper_size_factor);
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settings.setValue(group+ "subsuper_mode_selection_by_size_factor", subsuper_mode_selection_by_size_factor);
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settings.setValue(group+ "sub_shift_factor", sub_shift_factor);
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settings.setValue(group+ "super_shift_factor", super_shift_factor);
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settings.setValue(group+ "special_sub_shift_factor", special_sub_shift_factor);
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settings.setValue(group+ "special_super_shift_factor", special_super_shift_factor);
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settings.setValue(group+ "frac_factor", frac_factor);
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settings.setValue(group+ "frac_shift_factor", frac_shift_factor);
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settings.setValue(group+ "underbrace_factor", underbrace_factor);
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settings.setValue(group+ "underbrace_bracesize_xfactor", underbrace_bracesize_xfactor);
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settings.setValue(group+ "underbrace_separation_xfactor", underbrace_separation_xfactor);
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settings.setValue(group+ "underset_factor", underset_factor);
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settings.setValue(group+ "operatorsubsuper_size_factor", operatorsubsuper_size_factor);
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settings.setValue(group+ "operatorsubsuper_distance_factor", operatorsubsuper_distance_factor);
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settings.setValue(group+ "operatorsubsuper_extraspace_factor", operatorsubsuper_extraspace_factor);
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settings.setValue(group+ "mathoperator_width_factor", mathoperator_width_factor);
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settings.setValue(group+ "intsubsuper_xcorrection_factor", intsubsuper_xcorrection_factor);
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settings.setValue(group+ "intsubbesides_xcorrection_xfactor", intsubbesides_xcorrection_xfactor);
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settings.setValue(group+ "brace_y_shift_factor", brace_y_shift_factor);
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settings.setValue(group+ "decoration_height_factor", decoration_height_factor);
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settings.setValue(group+ "decoration_separation_factor", decoration_separation_factor);
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settings.setValue(group+ "decoration_width_reduction_xfactor", decoration_width_reduction_Xfactor);
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settings.setValue(group+ "sqrt_width_Xfactor", sqrt_width_Xfactor);
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settings.setValue(group+ "sqrt_height_factor", sqrt_height_factor);
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settings.setValue(group+ "sqrt_smallfont_factor", sqrt_smallfont_factor);
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settings.setValue(group+ "bigmathoperator_font_factor", bigmathoperator_font_factor);
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settings.setValue(group+ "frac_nested_factor", frac_nested_factor);
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settings.setValue(group+ "matrix_linewidth_thin_factor", matrix_linewidth_thin_factor);
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settings.setValue(group+ "matrix_linewidth_heavy_factor", matrix_linewidth_heavy_factor);
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settings.setValue(group+ "matrix_line_separation_factor", matrix_line_separation_factor);
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settings.setValue(group+ "matrix_xSeparation_factor", matrix_xSeparation_factor);
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settings.setValue(group+ "matrix_ySeparation_factor", matrix_ySeparation_factor);
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settings.setValue(group+ "matrix_xPadding_factor", matrix_xPadding_factor);
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settings.setValue(group+ "matrix_yPadding_factor", matrix_yPadding_factor);
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}
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bool JKQTMathText::useSTIX(bool mathModeOnly) {
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const JKQTMathTextFontSpecifier stixs=JKQTMathTextFontSpecifier::getSTIXFamilies();
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bool res=false;
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if (!mathModeOnly && !stixs.fontName().isEmpty()) {
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setFontRoman(stixs.fontName(), MTFEUnicode);
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res=true;
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}
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if (!stixs.mathFontName().isEmpty()) {
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setFontMathRoman(stixs.mathFontName(), MTFEUnicode);
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setFallbackFontSymbols(stixs.mathFontName(), MTFEUnicode);
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res=true;
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} else if (!stixs.fontName().isEmpty()) {
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setFontMathRoman(stixs.fontName(), MTFEUnicode);
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setFallbackFontSymbols(stixs.fontName(), MTFEUnicode);
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res=true;
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}
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return res;
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}
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bool JKQTMathText::useXITS(bool mathModeOnly)
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{
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const JKQTMathTextFontSpecifier xits=JKQTMathTextFontSpecifier::getXITSFamilies();
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bool res=false;
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if (!mathModeOnly && !xits.fontName().isEmpty()) {
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setFontRoman(xits.fontName(), MTFEUnicode);
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setFallbackFontSymbols(xits.fontName(), MTFEUnicode);
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res=true;
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}
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if (!xits.mathFontName().isEmpty()) {
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setFontMathRoman(xits.mathFontName(), MTFEUnicode);
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setFallbackFontSymbols(xits.mathFontName(), MTFEUnicode);
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res=true;
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}
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return res;
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}
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bool JKQTMathText::useASANA(bool mathModeOnly)
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{
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const JKQTMathTextFontSpecifier asana=JKQTMathTextFontSpecifier::getXITSFamilies();
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bool res=false;
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if (!mathModeOnly && !asana.fontName().isEmpty()) {
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setFontRoman(asana.fontName(), MTFEUnicode);
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setFallbackFontSymbols(asana.fontName(), MTFEUnicode);
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res=true;
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}
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if (!asana.mathFontName().isEmpty()) {
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setFontMathRoman(asana.mathFontName(), MTFEUnicode);
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setFallbackFontSymbols(asana.mathFontName(), MTFEUnicode);
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res=true;
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}
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return res;
|
|
}
|
|
|
|
void JKQTMathText::useAnyUnicode(QString timesFont, const QString &sansFont, JKQTMathTextFontEncoding encodingTimes, JKQTMathTextFontEncoding encodingSans)
|
|
{
|
|
if (!timesFont.isEmpty()) {
|
|
setFontRoman(timesFont, encodingTimes);
|
|
setFontMathRoman(timesFont, encodingTimes);
|
|
}
|
|
if (!sansFont.isEmpty()) {
|
|
setFontSans(sansFont, encodingSans);
|
|
setFontMathSans(sansFont, encodingSans);
|
|
}
|
|
}
|
|
|
|
void JKQTMathText::useAnyUnicodeForMathOnly(QString timesFont, const QString &sansFont, JKQTMathTextFontEncoding encodingTimes, JKQTMathTextFontEncoding encodingSans)
|
|
{
|
|
if (!timesFont.isEmpty()) { setFontMathRoman(timesFont, encodingTimes); }
|
|
if (!sansFont.isEmpty()) { setFontMathSans(sansFont, encodingSans); }
|
|
}
|
|
|
|
void JKQTMathText::useAnyUnicodeForTextOnly(QString timesFont, const QString &sansFont, JKQTMathTextFontEncoding encodingTimes, JKQTMathTextFontEncoding encodingSans)
|
|
{
|
|
if (!timesFont.isEmpty()) { setFontRoman(timesFont, encodingTimes); }
|
|
if (!sansFont.isEmpty()) { setFontSans(sansFont, encodingSans); }
|
|
}
|
|
|
|
|
|
QString JKQTMathText::toHtml(bool *ok, double fontPointSize) {
|
|
QString s;
|
|
bool okk=false;
|
|
if (getNodeTree()!=nullptr) {
|
|
JKQTMathTextEnvironment ev;
|
|
ev.color=fontColor;
|
|
ev.fontSize=fontPointSize;
|
|
ev.fontSizeUnit=JKQTMathTextEnvironment::POINTS;
|
|
|
|
JKQTMathTextEnvironment defaultev;
|
|
defaultev.fontSize=fontPointSize;
|
|
defaultev.fontSizeUnit=JKQTMathTextEnvironment::POINTS;
|
|
|
|
okk=getNodeTree()->toHtml(s, ev, defaultev);
|
|
}
|
|
if (ok) *ok=okk;
|
|
return s;
|
|
}
|
|
|
|
|
|
void JKQTMathText::setFontColor(const QColor &__value)
|
|
{
|
|
this->fontColor = __value;
|
|
}
|
|
|
|
QColor JKQTMathText::getFontColor() const
|
|
{
|
|
return this->fontColor;
|
|
}
|
|
|
|
void JKQTMathText::setFontSize(double __value)
|
|
{
|
|
setFontPointSize(__value);
|
|
}
|
|
|
|
void JKQTMathText::setFontPointSize(double __value)
|
|
{
|
|
fontSize = __value;
|
|
fontSizeUnits=JKQTMathTextEnvironment::POINTS;
|
|
}
|
|
|
|
void JKQTMathText::setFontSizePixels(double __value)
|
|
{
|
|
fontSize = __value;
|
|
fontSizeUnits=JKQTMathTextEnvironment::PIXELS;
|
|
}
|
|
|
|
double JKQTMathText::getFontSize() const
|
|
{
|
|
return getFontPointSize();
|
|
}
|
|
|
|
double JKQTMathText::getFontPointSize() const
|
|
{
|
|
if (fontSizeUnits==JKQTMathTextEnvironment::POINTS) return fontSize;
|
|
else return -1;
|
|
}
|
|
|
|
double JKQTMathText::getFontSizePixels() const
|
|
{
|
|
if (fontSizeUnits==JKQTMathTextEnvironment::PIXELS) return fontSize;
|
|
else return -1;
|
|
}
|
|
|
|
void JKQTMathText::addReplacementFont(const QString &nonUseFont, const QString &useFont, JKQTMathTextFontEncoding useFontEncoding) {
|
|
fontReplacements.insert(nonUseFont, useFont);
|
|
fontEncodingReplacements.insert(nonUseFont, useFontEncoding);
|
|
}
|
|
|
|
void JKQTMathText::addReplacementFont(const QString &nonUseFont, const QString &useFont) {
|
|
fontReplacements.insert(nonUseFont, useFont);
|
|
auto it=fontEncodingReplacements.find(nonUseFont);
|
|
if (it!=fontEncodingReplacements.end()) fontEncodingReplacements.erase(it);
|
|
}
|
|
|
|
QPair<QString,JKQTMathTextFontEncoding> JKQTMathText::getReplacementFont(const QString &nonUseFont, const QString &defaultFont, JKQTMathTextFontEncoding defaultFontEncoding) const {
|
|
QPair<QString,JKQTMathTextFontEncoding> res(defaultFont, defaultFontEncoding);
|
|
for (auto it=fontReplacements.begin(); it!=fontReplacements.end(); ++it) {
|
|
if (it.key().toLower()==nonUseFont.toLower()) {
|
|
res.first=it.value();
|
|
res.second=fontEncodingReplacements.value(res.first, res.second);
|
|
return res;
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
QPair<QString, JKQTMathTextFontEncoding> JKQTMathText::getFontData(JKQTMathTextEnvironmentFont font, bool in_math_environment) const
|
|
{
|
|
if (in_math_environment) {
|
|
if (font==MTEroman) font=MTEmathRoman;
|
|
if (font==MTEsans) font=MTEmathSans;
|
|
}
|
|
const auto fd=fontDefinitions.value(font);
|
|
return QPair<QString, JKQTMathTextFontEncoding>(fd.fontName, fd.fontEncoding);
|
|
}
|
|
|
|
|
|
void JKQTMathText::setFontRomanOrSpecial(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
setFontRomanOrSpecial(JKQTMathTextFontSpecifier::fromFontSpec(__value), encoding);
|
|
}
|
|
|
|
void JKQTMathText::setFontRomanOrSpecial(const JKQTMathTextFontSpecifier &fontName, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
if (!fontName.hasMathFontName()) {
|
|
if (fontName.fontName().toUpper()=="XITS") useXITS(false);
|
|
else if (fontName.fontName().toUpper()=="STIX") useSTIX(false);
|
|
else if (fontName.fontName().toUpper()=="ASANA") useASANA(false);
|
|
else {
|
|
setFontRoman(fontName.fontName(), encoding);
|
|
setFontMathRoman(fontName.fontName(), encoding);
|
|
}
|
|
} else {
|
|
if (fontName.mathFontName().toUpper()=="XITS") useXITS(true);
|
|
else if (fontName.mathFontName().toUpper()=="STIX") useSTIX(true);
|
|
else if (fontName.mathFontName().toUpper()=="ASANA") useASANA(true);
|
|
else setFontMathRoman(fontName.mathFontName(), encoding);
|
|
setFontRoman(fontName.fontName(), encoding);
|
|
}
|
|
}
|
|
|
|
void JKQTMathText::setFontRoman(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(__value, __value, encoding);
|
|
fontDefinitions[MTEroman].fontName = f.first;
|
|
fontDefinitions[MTEroman].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontRoman() const
|
|
{
|
|
return fontDefinitions[MTEroman].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingRoman() const
|
|
{
|
|
return fontDefinitions[MTEroman].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFontSans(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(__value, __value, encoding);
|
|
fontDefinitions[MTEsans].fontName = f.first;
|
|
fontDefinitions[MTEsans].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontSans() const
|
|
{
|
|
return fontDefinitions[MTEsans].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingSans() const
|
|
{
|
|
return fontDefinitions[MTEsans].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFontTypewriter(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(__value, __value, encoding);
|
|
fontDefinitions[MTEtypewriter].fontName = f.first;
|
|
fontDefinitions[MTEtypewriter].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontTypewriter() const
|
|
{
|
|
return fontDefinitions[MTEtypewriter].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingTypewriter() const
|
|
{
|
|
return fontDefinitions[MTEtypewriter].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFontScript(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(__value, __value, encoding);
|
|
fontDefinitions[MTEscript].fontName = f.first;
|
|
fontDefinitions[MTEscript].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontScript() const
|
|
{
|
|
return fontDefinitions[MTEscript].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingScript() const
|
|
{
|
|
return fontDefinitions[MTEscript].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFontFraktur(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(__value, __value, encoding);
|
|
fontDefinitions[MTEfraktur].fontName = f.first;
|
|
fontDefinitions[MTEfraktur].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontFraktur() const
|
|
{
|
|
return fontDefinitions[MTEfraktur].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingFraktur() const
|
|
{
|
|
return fontDefinitions[MTEfraktur].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFallbackFontSymbols(const QString &fontName, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(fontName, fontName, encoding);
|
|
fontDefinitions[MTEFallbackSymbols].fontName = f.first;
|
|
fontDefinitions[MTEFallbackSymbols].fontEncoding = f.second;
|
|
}
|
|
|
|
|
|
QString JKQTMathText::getFallbackFontSymbols() const
|
|
{
|
|
return fontDefinitions[MTEFallbackSymbols].fontName;
|
|
}
|
|
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingFallbackFontSymbols() const
|
|
{
|
|
return fontDefinitions[MTEFallbackSymbols].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFontCaligraphic(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(__value, __value, encoding);
|
|
fontDefinitions[MTEcaligraphic].fontName = f.first;
|
|
fontDefinitions[MTEcaligraphic].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontCaligraphic() const
|
|
{
|
|
return fontDefinitions[MTEcaligraphic].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingCaligraphic() const
|
|
{
|
|
return fontDefinitions[MTEcaligraphic].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFontMathRoman(const QString &fontName, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(fontName, fontName, encoding);
|
|
fontDefinitions[MTEmathRoman].fontName = f.first;
|
|
fontDefinitions[MTEmathRoman].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontMathRoman() const
|
|
{
|
|
return fontDefinitions[MTEmathRoman].fontName;
|
|
}
|
|
|
|
void JKQTMathText::setFontMathSans(const QString &fontName, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(fontName, fontName, encoding);
|
|
fontDefinitions[MTEmathSans].fontName = f.first;
|
|
fontDefinitions[MTEmathSans].fontEncoding = f.second;
|
|
}
|
|
|
|
QString JKQTMathText::getFontMathSans() const
|
|
{
|
|
return fontDefinitions[MTEmathSans].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingMathSans() const
|
|
{
|
|
return fontDefinitions[MTEmathSans].fontEncoding;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingMathRoman() const
|
|
{
|
|
return fontDefinitions[MTEmathRoman].fontEncoding;
|
|
}
|
|
|
|
void JKQTMathText::setFontBlackboard(const QString &__value, JKQTMathTextFontEncoding encoding)
|
|
{
|
|
auto f=getReplacementFont(__value, __value, encoding);
|
|
fontDefinitions[MTEblackboard].fontName = f.first;
|
|
fontDefinitions[MTEblackboard].fontEncoding = f.second;
|
|
}
|
|
|
|
JKQTMathTextBlackboradDrawingMode JKQTMathText::getFontBlackboradMode() const
|
|
{
|
|
return blackboradFontMode;
|
|
}
|
|
|
|
void JKQTMathText::setFontBlackboradMode(JKQTMathTextBlackboradDrawingMode mode)
|
|
{
|
|
blackboradFontMode=mode;
|
|
}
|
|
|
|
QString JKQTMathText::getFontBlackboard() const
|
|
{
|
|
return fontDefinitions[MTEblackboard].fontName;
|
|
}
|
|
|
|
JKQTMathTextFontEncoding JKQTMathText::getFontEncodingBlackboard() const
|
|
{
|
|
return fontDefinitions[MTEblackboard].fontEncoding;
|
|
}
|
|
|
|
|
|
void JKQTMathText::setBraceFactor(double __value)
|
|
{
|
|
this->brace_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getBraceFactor() const
|
|
{
|
|
return this->brace_factor;
|
|
}
|
|
|
|
void JKQTMathText::setSubsuperSizeFactor(double __value)
|
|
{
|
|
this->subsuper_size_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getSubsuperSizeFactor() const
|
|
{
|
|
return this->subsuper_size_factor;
|
|
}
|
|
|
|
void JKQTMathText::setSubsuperModeSelectionBySizeFactor(double __value)
|
|
{
|
|
subsuper_mode_selection_by_size_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getSubsuperModeSelectionBySizeFactor() const
|
|
{
|
|
return subsuper_mode_selection_by_size_factor;
|
|
}
|
|
|
|
void JKQTMathText::setOperatorsubsuperSizeFactor(double __value)
|
|
{
|
|
this->operatorsubsuper_size_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getOperatorsubsuperSizeFactor() const
|
|
{
|
|
return this->operatorsubsuper_size_factor;
|
|
}
|
|
|
|
void JKQTMathText::setOperatorsubsuperDistanceFactor(double __value)
|
|
{
|
|
this->operatorsubsuper_distance_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getOperatorsubsuperDistanceFactor() const
|
|
{
|
|
return this->operatorsubsuper_distance_factor;
|
|
}
|
|
|
|
void JKQTMathText::setOperatorsubsuperExtraSpaceFactor(double __value)
|
|
{
|
|
operatorsubsuper_extraspace_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getOperatorsubsuperExtraSpaceFactor() const
|
|
{
|
|
return operatorsubsuper_extraspace_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMathoperatorWidthFactor(double __value)
|
|
{
|
|
this->mathoperator_width_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getMathoperatorWidthFactor() const
|
|
{
|
|
return this->mathoperator_width_factor;
|
|
}
|
|
|
|
void JKQTMathText::setIntSubSuperXCorrectionFactor(double __value)
|
|
{
|
|
intsubsuper_xcorrection_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getIntSubSuperXCorrectionFactor() const
|
|
{
|
|
return intsubsuper_xcorrection_factor;
|
|
}
|
|
|
|
void JKQTMathText::setIntSubBesidesXCorrectionXFactor(double __value)
|
|
{
|
|
intsubbesides_xcorrection_xfactor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getIntSubBesidesXCorrectionXFactor() const
|
|
{
|
|
return intsubbesides_xcorrection_xfactor;
|
|
}
|
|
|
|
void JKQTMathText::setBigMathoperatorFontFactor(double __value)
|
|
{
|
|
bigmathoperator_font_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getBigMathoperatorFontFactor() const
|
|
{
|
|
return bigmathoperator_font_factor;
|
|
}
|
|
|
|
void JKQTMathText::setSuperShiftFactor(double __value)
|
|
{
|
|
this->super_shift_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getSuperShiftFactor() const
|
|
{
|
|
return this->super_shift_factor;
|
|
}
|
|
|
|
void JKQTMathText::setSubShiftFactor(double __value)
|
|
{
|
|
this->sub_shift_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getSubShiftFactor() const
|
|
{
|
|
return this->sub_shift_factor;
|
|
}
|
|
|
|
double JKQTMathText::getSpecialSuperShiftFactor() const
|
|
{
|
|
return special_super_shift_factor;
|
|
}
|
|
|
|
void JKQTMathText::setSpecialSuperShiftFactor(double __value)
|
|
{
|
|
special_super_shift_factor=__value;
|
|
}
|
|
|
|
void JKQTMathText::setSpecialSubShiftFactor(double __value)
|
|
{
|
|
special_sub_shift_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getSpecialSubShiftFactor() const
|
|
{
|
|
return special_sub_shift_factor;
|
|
}
|
|
|
|
void JKQTMathText::setUnderbraceFactor(double __value)
|
|
{
|
|
this->underbrace_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getUnderbraceFactor() const
|
|
{
|
|
return this->underbrace_factor;
|
|
}
|
|
|
|
void JKQTMathText::setUnderbraceSeparationXFactor(double __value)
|
|
{
|
|
underbrace_separation_xfactor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getUnderbraceSeparationXFactor() const
|
|
{
|
|
return underbrace_separation_xfactor;
|
|
}
|
|
|
|
void JKQTMathText::setUnderbraceBraceSizeXFactor(double __value)
|
|
{
|
|
underbrace_bracesize_xfactor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getUnderbraceBraceSizeXFactor() const
|
|
{
|
|
return underbrace_bracesize_xfactor;
|
|
}
|
|
|
|
void JKQTMathText::setUndersetFactor(double __value)
|
|
{
|
|
this->underset_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getUndersetFactor() const
|
|
{
|
|
return this->underset_factor;
|
|
}
|
|
|
|
void JKQTMathText::setFracFactor(double __value)
|
|
{
|
|
this->frac_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getFracFactor() const
|
|
{
|
|
return this->frac_factor;
|
|
}
|
|
|
|
void JKQTMathText::setFracNestedFactor(double __value)
|
|
{
|
|
frac_nested_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getFracNestedFactor() const
|
|
{
|
|
return frac_nested_factor;
|
|
}
|
|
|
|
void JKQTMathText::setFracShiftFactor(double __value)
|
|
{
|
|
this->frac_shift_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getFracShiftFactor() const
|
|
{
|
|
return this->frac_shift_factor;
|
|
}
|
|
|
|
void JKQTMathText::setBraceYShiftFactor(double __value)
|
|
{
|
|
this->brace_y_shift_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getBraceYShiftFactor() const
|
|
{
|
|
return this->brace_y_shift_factor;
|
|
}
|
|
|
|
void JKQTMathText::setDecorationHeightFactor(double __value)
|
|
{
|
|
this->decoration_height_factor = __value;
|
|
}
|
|
|
|
double JKQTMathText::getDecorationHeightFactor() const
|
|
{
|
|
return this->decoration_height_factor;
|
|
}
|
|
|
|
void JKQTMathText::setDecorationSeparationXFactor(double __value)
|
|
{
|
|
decoration_separation_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getDecorationSeparationFactor() const
|
|
{
|
|
return decoration_separation_factor;
|
|
}
|
|
|
|
void JKQTMathText::setDecorationWidthReductionFactor(double __value)
|
|
{
|
|
decoration_width_reduction_Xfactor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getDecorationWidthReductionXFactor() const
|
|
{
|
|
return decoration_width_reduction_Xfactor;
|
|
}
|
|
|
|
void JKQTMathText::setSqrtWidthXFactor(double __value)
|
|
{
|
|
sqrt_width_Xfactor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getSqrtWidthXFactor() const
|
|
{
|
|
return sqrt_width_Xfactor;
|
|
}
|
|
|
|
void JKQTMathText::setSqrtHeightFactor(double __value)
|
|
{
|
|
sqrt_height_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getSqrtHeightFactor() const
|
|
{
|
|
return sqrt_height_factor;
|
|
}
|
|
|
|
void JKQTMathText::setSqrtSmallFontFactor(double __value)
|
|
{
|
|
sqrt_smallfont_factor=__value;
|
|
}
|
|
|
|
double JKQTMathText::getSqrtSmallFontFactor() const
|
|
{
|
|
return sqrt_smallfont_factor;
|
|
}
|
|
|
|
double JKQTMathText::getMatrixLinewidthThinFactor()
|
|
{
|
|
return matrix_linewidth_thin_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMatrixLinewidthThinFactor(double factor)
|
|
{
|
|
matrix_linewidth_thin_factor=factor;
|
|
}
|
|
|
|
double JKQTMathText::getMatrixLinewidthHeavyFactor()
|
|
{
|
|
return matrix_linewidth_heavy_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMatrixLinewidthHeavyFactor(double factor)
|
|
{
|
|
matrix_linewidth_heavy_factor=factor;
|
|
}
|
|
|
|
double JKQTMathText::getMatrixLineSeparationFactor()
|
|
{
|
|
return matrix_line_separation_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMatrixLineSeparationFactor(double factor)
|
|
{
|
|
matrix_line_separation_factor=factor;
|
|
}
|
|
|
|
double JKQTMathText::getMatrixXSeparationFactor()
|
|
{
|
|
return matrix_xSeparation_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMatrixXSeparationFactor(double factor)
|
|
{
|
|
matrix_xSeparation_factor=factor;
|
|
}
|
|
|
|
double JKQTMathText::getMatrixYSeparationFactor()
|
|
{
|
|
return matrix_ySeparation_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMatrixYSeparationFactor(double factor)
|
|
{
|
|
matrix_ySeparation_factor=factor;
|
|
}
|
|
|
|
double JKQTMathText::getMatrixXPaddingFactor()
|
|
{
|
|
return matrix_xPadding_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMatrixXPaddingFactor(double factor)
|
|
{
|
|
matrix_xPadding_factor=factor;
|
|
}
|
|
|
|
double JKQTMathText::getMatrixYPaddingFactor()
|
|
{
|
|
return matrix_yPadding_factor;
|
|
}
|
|
|
|
void JKQTMathText::setMatrixYPaddingFactor(double factor)
|
|
{
|
|
matrix_yPadding_factor=factor;
|
|
}
|
|
|
|
QStringList JKQTMathText::getErrorList() const {
|
|
return this->error_list;
|
|
}
|
|
|
|
bool JKQTMathText::hadErrors() const
|
|
{
|
|
return error_list.size()>0;
|
|
}
|
|
|
|
void JKQTMathText::addToErrorList(const QString &error)
|
|
{
|
|
error_list.append(error);
|
|
}
|
|
|
|
|
|
|
|
JKQTMathText::tokenType JKQTMathText::getToken() {
|
|
currentTokenID++;
|
|
if (currentTokenID>parseString.size()-1) return currentToken=MTTnone;
|
|
QChar c=parseString[currentTokenID];
|
|
currentTokenName="";
|
|
//----------------------------------------------------------
|
|
// define some static sets for easy character lookup/identificattion
|
|
static QSet<QChar> TokenCharacters;
|
|
static QSet<QChar> mathEnvironmentSpecialChars, mathEnvironmentSpecialEndChars;
|
|
static QSet<QChar> SingleCharInstructions;
|
|
static QHash<QString, QChar> accentLetters;
|
|
static QSet<int> accentLetters_LenBackslash;
|
|
static QSet<int> accentLetters_LenCurly;
|
|
if (TokenCharacters.size()==0) {
|
|
mathEnvironmentSpecialChars<<'(' << '[' << '|' << ')' << ']' << '+' << '-' << '*' << '/' << '<' << '>' << '=';
|
|
mathEnvironmentSpecialEndChars<<'(' << '&' << '[' << '|' << ')' << ']' << '\\' << '$' << '{' << '}' << '_' << '^' << '+' << '-' << '/' << '*' << '=' << '<' << '>';
|
|
TokenCharacters<<'-'<<'_'<<'^'<<'\\'<<'$'<<'&'<<'}'<<'{'<<'['<<']';
|
|
SingleCharInstructions<<'|'<<';'<<':'<<'!'<<','<<'_'<<'\\'<<'$'<<'%'<<'&'<<'#'<<'}'<<'{'<<' '<<'['<<']';
|
|
|
|
auto fAddUml=[](const QString& cmd, const QChar& letter, const QChar& ch) {
|
|
QString i;
|
|
if (cmd.size()>0 && !letter.isNull()) {
|
|
if (cmd.size()==1 && !cmd[0].isLetter()) {
|
|
i="\\"+cmd+letter;
|
|
accentLetters[i]=ch; accentLetters_LenBackslash.insert(i.size());
|
|
}
|
|
i="{\\"+cmd+letter+"}";
|
|
accentLetters[i]=ch; accentLetters_LenCurly.insert(i.size());
|
|
i="\\"+cmd+"{"+letter+"}";
|
|
accentLetters[i]=ch; accentLetters_LenBackslash.insert(i.size());
|
|
} else if (cmd.size()>0 && letter.isNull()) {
|
|
i="\\"+cmd+" ";
|
|
accentLetters[i]=ch; accentLetters_LenBackslash.insert(i.size());
|
|
i="\\"+cmd+"\t";
|
|
accentLetters[i]=ch; accentLetters_LenBackslash.insert(i.size());
|
|
i="\\"+cmd+"\n";
|
|
accentLetters[i]=ch; accentLetters_LenBackslash.insert(i.size());
|
|
i="\\"+cmd+"\\";
|
|
accentLetters[i]=ch; accentLetters_LenBackslash.insert(i.size());
|
|
i="{\\"+cmd+"}";
|
|
accentLetters[i]=ch; accentLetters_LenCurly.insert(i.size());
|
|
}
|
|
};
|
|
// instructions like \"{a}
|
|
fAddUml("\"", 'A', QChar(0xC4));
|
|
fAddUml("\"", 'E', QChar(0xCB));
|
|
fAddUml("\"", 'I', QChar(0xCF));
|
|
fAddUml("\"", 'O', QChar(0xD6));
|
|
fAddUml("\"", 'U', QChar(0xDC));
|
|
fAddUml("\"", 'Y', QChar(0x178));
|
|
fAddUml("\"", 'a', QChar(0xE4));
|
|
fAddUml("\"", 'e', QChar(0xEB));
|
|
fAddUml("\"", 'i', QChar(0xEF));
|
|
fAddUml("\"", 'o', QChar(0xF6));
|
|
fAddUml("\"", 'u', QChar(0xFC));
|
|
fAddUml("\"", 'y', QChar(0xFF));
|
|
|
|
fAddUml("'", 'A', QChar(0xC1));
|
|
fAddUml("'", 'E', QChar(0xC9));
|
|
fAddUml("'", 'I', QChar(0xCD));
|
|
fAddUml("'", 'O', QChar(0xD3));
|
|
fAddUml("'", 'U', QChar(0xDA));
|
|
fAddUml("'", 'Y', QChar(0xDD));
|
|
fAddUml("'", 'a', QChar(0xE1));
|
|
fAddUml("'", 'e', QChar(0xE9));
|
|
fAddUml("'", 'i', QChar(0xED));
|
|
fAddUml("'", 'o', QChar(0xF3));
|
|
fAddUml("'", 'u', QChar(0xFA));
|
|
fAddUml("'", 'y', QChar(0xFD));
|
|
fAddUml("'", 'C', QChar(0x106));
|
|
fAddUml("'", 'c', QChar(0x107));
|
|
fAddUml("'", 'L', QChar(0x139));
|
|
fAddUml("'", 'l', QChar(0x13A));
|
|
fAddUml("'", 'N', QChar(0x143));
|
|
fAddUml("'", 'n', QChar(0x144));
|
|
fAddUml("'", 'R', QChar(0x154));
|
|
fAddUml("'", 'r', QChar(0x155));
|
|
fAddUml("'", 'S', QChar(0x15A));
|
|
fAddUml("'", 's', QChar(0x15B));
|
|
fAddUml("'", 'Z', QChar(0x179));
|
|
fAddUml("'", 'z', QChar(0x17A));
|
|
fAddUml("'", 'G', QChar(0x1F4));
|
|
fAddUml("'", 'g', QChar(0x1F5));
|
|
|
|
fAddUml("`", 'A', QChar(0xC0));
|
|
fAddUml("`", 'E', QChar(0xC8));
|
|
fAddUml("`", 'I', QChar(0xCC));
|
|
fAddUml("`", 'O', QChar(0xD2));
|
|
fAddUml("`", 'U', QChar(0xD9));
|
|
fAddUml("`", 'a', QChar(0xE0));
|
|
fAddUml("`", 'e', QChar(0xE8));
|
|
fAddUml("`", 'i', QChar(0xEC));
|
|
fAddUml("`", 'o', QChar(0xF2));
|
|
fAddUml("`", 'u', QChar(0xF9));
|
|
fAddUml("`", 'N', QChar(0x1F8));
|
|
fAddUml("`", 'n', QChar(0x1F9));
|
|
|
|
fAddUml("^", 'A', QChar(0xC2));
|
|
fAddUml("^", 'E', QChar(0xCA));
|
|
fAddUml("^", 'I', QChar(0xCE));
|
|
fAddUml("^", 'O', QChar(0xD4));
|
|
fAddUml("^", 'U', QChar(0xDB));
|
|
fAddUml("^", 'a', QChar(0xE2));
|
|
fAddUml("^", 'e', QChar(0xEA));
|
|
fAddUml("^", 'i', QChar(0xEE));
|
|
fAddUml("^", 'o', QChar(0xF4));
|
|
fAddUml("^", 'u', QChar(0xFB));
|
|
fAddUml("^", 'C', QChar(0x108));
|
|
fAddUml("^", 'c', QChar(0x109));
|
|
fAddUml("^", 'G', QChar(0x11C));
|
|
fAddUml("^", 'g', QChar(0x11D));
|
|
fAddUml("^", 'H', QChar(0x124));
|
|
fAddUml("^", 'h', QChar(0x125));
|
|
fAddUml("^", 'J', QChar(0x134));
|
|
fAddUml("^", 'j', QChar(0x135));
|
|
fAddUml("^", 'S', QChar(0x15C));
|
|
fAddUml("^", 's', QChar(0x15D));
|
|
fAddUml("^", 'W', QChar(0x174));
|
|
fAddUml("^", 'w', QChar(0x175));
|
|
fAddUml("^", 'Y', QChar(0x176));
|
|
fAddUml("^", 'y', QChar(0x177));
|
|
|
|
fAddUml("v", 'C', QChar(0x10C));
|
|
fAddUml("v", 'c', QChar(0x10D));
|
|
fAddUml("v", 'D', QChar(0x10E));
|
|
fAddUml("v", 'd', QChar(0x10F));
|
|
fAddUml("v", 'E', QChar(0x11A));
|
|
fAddUml("v", 'e', QChar(0x11B));
|
|
fAddUml("v", 'L', QChar(0x13D));
|
|
fAddUml("v", 'l', QChar(0x13E));
|
|
fAddUml("v", 'N', QChar(0x147));
|
|
fAddUml("v", 'n', QChar(0x148));
|
|
fAddUml("v", 'R', QChar(0x158));
|
|
fAddUml("v", 'r', QChar(0x159));
|
|
fAddUml("v", 'S', QChar(0x160));
|
|
fAddUml("v", 's', QChar(0x161));
|
|
fAddUml("v", 'T', QChar(0x164));
|
|
fAddUml("v", 't', QChar(0x165));
|
|
fAddUml("v", 'Z', QChar(0x17D));
|
|
fAddUml("v", 'z', QChar(0x17E));
|
|
fAddUml("v", 'A', QChar(0x1CD));
|
|
fAddUml("v", 'a', QChar(0x1CE));
|
|
fAddUml("v", 'I', QChar(0x1CF));
|
|
fAddUml("v", 'i', QChar(0x1D0));
|
|
fAddUml("v", 'O', QChar(0x1D1));
|
|
fAddUml("v", 'o', QChar(0x1D2));
|
|
fAddUml("v", 'U', QChar(0x1D3));
|
|
fAddUml("v", 'u', QChar(0x1D4));
|
|
fAddUml("v", 'G', QChar(0x1E6));
|
|
fAddUml("v", 'g', QChar(0x1E7));
|
|
fAddUml("v", 'K', QChar(0x1E8));
|
|
fAddUml("v", 'k', QChar(0x1E9));
|
|
fAddUml("v", 'j', QChar(0x1F0));
|
|
fAddUml("v", 'H', QChar(0x21E));
|
|
fAddUml("v", 'h', QChar(0x21F));
|
|
|
|
fAddUml("~", 'A', QChar(0xC3));
|
|
fAddUml("~", 'N', QChar(0xD1));
|
|
fAddUml("~", 'O', QChar(0xD5));
|
|
fAddUml("~", 'a', QChar(0xE3));
|
|
fAddUml("~", 'n', QChar(0xF1));
|
|
fAddUml("~", 'o', QChar(0xF5));
|
|
fAddUml("~", 'I', QChar(0x128));
|
|
fAddUml("~", 'i', QChar(0x129));
|
|
fAddUml("~", 'U', QChar(0x168));
|
|
fAddUml("~", 'u', QChar(0x169));
|
|
|
|
fAddUml("r", 'A', QChar(0xC5));
|
|
fAddUml("r", 'a', QChar(0xE5));
|
|
fAddUml("r", 'U', QChar(0x16E));
|
|
fAddUml("r", 'u', QChar(0x16F));
|
|
|
|
|
|
fAddUml("=", 'A', QChar(0xC2));
|
|
fAddUml("=", 'E', QChar(0xCA));
|
|
fAddUml("=", 'I', QChar(0xCE));
|
|
fAddUml("=", 'O', QChar(0xD4));
|
|
fAddUml("=", 'U', QChar(0xDB));
|
|
fAddUml("=", 'a', QChar(0xE2));
|
|
fAddUml("=", 'e', QChar(0xEA));
|
|
fAddUml("=", 'i', QChar(0xEE));
|
|
fAddUml("=", 'o', QChar(0xF4));
|
|
fAddUml("=", 'u', QChar(0xFB));
|
|
fAddUml("=", 'Y', QChar(0x108));
|
|
fAddUml("=", 'y', QChar(0x109));
|
|
|
|
fAddUml(".", 'C', QChar(0x10A));
|
|
fAddUml(".", 'c', QChar(0x10B));
|
|
fAddUml(".", 'E', QChar(0x116));
|
|
fAddUml(".", 'e', QChar(0x117));
|
|
fAddUml(".", 'G', QChar(0x120));
|
|
fAddUml(".", 'g', QChar(0x121));
|
|
fAddUml(".", 'I', QChar(0x130));
|
|
fAddUml(".", 'Z', QChar(0x17B));
|
|
fAddUml(".", 'z', QChar(0x17C));
|
|
fAddUml(".", 'A', QChar(0x226));
|
|
fAddUml(".", 'a', QChar(0x227));
|
|
fAddUml(".", 'O', QChar(0x22E));
|
|
fAddUml(".", 'o', QChar(0x22F));
|
|
fAddUml(".", 'B', QChar(0x1E02));
|
|
fAddUml(".", 'b', QChar(0x1E03));
|
|
fAddUml(".", 'D', QChar(0x1E0A));
|
|
fAddUml(".", 'd', QChar(0x1E0B));
|
|
fAddUml(".", 'F', QChar(0x1E1E));
|
|
fAddUml(".", 'f', QChar(0x1E1F));
|
|
fAddUml(".", 'H', QChar(0x1E22));
|
|
fAddUml(".", 'h', QChar(0x1E23));
|
|
fAddUml(".", 'M', QChar(0x1E40));
|
|
fAddUml(".", 'm', QChar(0x1E41));
|
|
fAddUml(".", 'N', QChar(0x1E44));
|
|
fAddUml(".", 'n', QChar(0x1E45));
|
|
fAddUml(".", 'P', QChar(0x1E56));
|
|
fAddUml(".", 'p', QChar(0x1E57));
|
|
fAddUml(".", 'R', QChar(0x1E58));
|
|
fAddUml(".", 'r', QChar(0x1E59));
|
|
fAddUml(".", 'S', QChar(0x1E60));
|
|
fAddUml(".", 's', QChar(0x1E61));
|
|
fAddUml(".", 'T', QChar(0x1E6A));
|
|
fAddUml(".", 't', QChar(0x1E6B));
|
|
fAddUml(".", 'W', QChar(0x1E86));
|
|
fAddUml(".", 'w', QChar(0x1E87));
|
|
fAddUml(".", 'X', QChar(0x1E8A));
|
|
fAddUml(".", 'x', QChar(0x1E8B));
|
|
fAddUml(".", 'Y', QChar(0x1E8E));
|
|
fAddUml(".", 'y', QChar(0x1E8F));
|
|
|
|
fAddUml("u", 'A', QChar(0x102));
|
|
fAddUml("u", 'a', QChar(0x103));
|
|
fAddUml("u", 'E', QChar(0x114));
|
|
fAddUml("u", 'e', QChar(0x115));
|
|
fAddUml("u", 'G', QChar(0x11E));
|
|
fAddUml("u", 'g', QChar(0x11F));
|
|
fAddUml("u", 'I', QChar(0x12C));
|
|
fAddUml("u", 'i', QChar(0x12D));
|
|
fAddUml("u", 'O', QChar(0x14E));
|
|
fAddUml("u", 'o', QChar(0x14F));
|
|
fAddUml("u", 'U', QChar(0x16C));
|
|
fAddUml("u", 'u', QChar(0x16D));
|
|
|
|
|
|
fAddUml("c", 'C', QChar(0xC7));
|
|
fAddUml("c", 'c', QChar(0xE7));
|
|
fAddUml("c", 'G', QChar(0x122));
|
|
fAddUml("c", 'g', QChar(0x123));
|
|
fAddUml("c", 'K', QChar(0x136));
|
|
fAddUml("c", 'k', QChar(0x137));
|
|
fAddUml("c", 'L', QChar(0x13B));
|
|
fAddUml("c", 'l', QChar(0x13C));
|
|
fAddUml("c", 'N', QChar(0x145));
|
|
fAddUml("c", 'n', QChar(0x146));
|
|
fAddUml("c", 'R', QChar(0x156));
|
|
fAddUml("c", 'r', QChar(0x157));
|
|
fAddUml("c", 'S', QChar(0x15E));
|
|
fAddUml("c", 's', QChar(0x15F));
|
|
fAddUml("c", 'T', QChar(0x162));
|
|
fAddUml("c", 't', QChar(0x163));
|
|
fAddUml("c", 'E', QChar(0x228));
|
|
fAddUml("c", 'e', QChar(0x229));
|
|
fAddUml("c", 'D', QChar(0x1E10));
|
|
fAddUml("c", 'd', QChar(0x1E11));
|
|
fAddUml("c", 'H', QChar(0x1E28));
|
|
fAddUml("c", 'h', QChar(0x1E29));
|
|
|
|
fAddUml("H", 'O', QChar(0x150));
|
|
fAddUml("H", 'o', QChar(0x151));
|
|
fAddUml("H", 'U', QChar(0x170));
|
|
fAddUml("H", 'u', QChar(0x171));
|
|
fAddUml("H", 'Y', QChar(0x4F2));
|
|
fAddUml("H", 'y', QChar(0x4F3));
|
|
|
|
fAddUml("k", 'A', QChar(0x104));
|
|
fAddUml("k", 'a', QChar(0x105));
|
|
fAddUml("k", 'E', QChar(0x118));
|
|
fAddUml("k", 'e', QChar(0x119));
|
|
fAddUml("k", 'I', QChar(0x12E));
|
|
fAddUml("k", 'i', QChar(0x12F));
|
|
fAddUml("k", 'U', QChar(0x172));
|
|
fAddUml("k", 'u', QChar(0x173));
|
|
fAddUml("k", 'O', QChar(0x1EA));
|
|
fAddUml("k", 'u', QChar(0x1EB));
|
|
|
|
// ligatures, instructions without {letter}
|
|
fAddUml("ss", QChar(), QChar(0xDF));
|
|
fAddUml("ae", QChar(), QChar(0xE6));
|
|
fAddUml("AE", QChar(), QChar(0xC6));
|
|
fAddUml("oe", QChar(), QChar(0x153));
|
|
fAddUml("OE", QChar(), QChar(0x152));
|
|
fAddUml("o", QChar(), QChar(0xF8));
|
|
fAddUml("O", QChar(), QChar(0xD8));
|
|
fAddUml("S", QChar(), QChar(0xA7));
|
|
fAddUml("l", QChar(), QChar(0x142));
|
|
fAddUml("L", QChar(), QChar(0x141));
|
|
fAddUml("aa", QChar(), QChar(0xE5));
|
|
fAddUml("AA", QChar(), QChar(0xC5));
|
|
}
|
|
|
|
//----------------------------------------------------------
|
|
// check for emdash "---" or endash "--"
|
|
if (c=='-' && !parsingMathEnvironment) {
|
|
if (parseString.mid(currentTokenID, 3)=="---") {
|
|
currentTokenID+=2;
|
|
currentTokenName="---";
|
|
return currentToken=MTTemdash;
|
|
} else if (parseString.mid(currentTokenID, 2)=="--") {
|
|
currentTokenID+=1;
|
|
currentTokenName="--";
|
|
return currentToken=MTTendash;
|
|
} else {
|
|
currentTokenName="-";
|
|
return currentToken=MTThyphen;
|
|
}
|
|
}
|
|
//----------------------------------------------------------
|
|
// read an instruction name
|
|
if (c=='\\') {
|
|
//----------------------------------------------------------
|
|
// parsing accent instructions like \ss \"{a} ...
|
|
const QString next5=parseString.mid(currentTokenID, 5);
|
|
if (!parsingMathEnvironment && next5!="\\char"){
|
|
for (int len: accentLetters_LenBackslash) {
|
|
const QString acc=parseString.mid(currentTokenID, len);
|
|
if (acc.size()==len && accentLetters.contains(acc)) {
|
|
currentTokenName=accentLetters[acc];
|
|
currentTokenID+=acc.trimmed().size()-1; // forward the instruction, omit trailing whitespace in instruction
|
|
if (acc.endsWith('\\')) currentTokenID--;
|
|
return currentToken=MTTtext;
|
|
}
|
|
}
|
|
}
|
|
currentTokenID++;
|
|
if (currentTokenID>=parseString.size()-1) return currentToken=MTTnone;
|
|
c=parseString[currentTokenID];
|
|
//----------------------------------------------------------
|
|
// recognize linebreak "\\"
|
|
if (c=='\\') {
|
|
currentTokenName=c; // parse one-symbol instructions like \\, \& ...
|
|
//std::cout<<"found text node '"<<currentTokenName.toStdString()<<"'\n";
|
|
return currentToken=MTTinstructionNewline;
|
|
}
|
|
//----------------------------------------------------------
|
|
// parsing single-character instruction
|
|
if (SingleCharInstructions.contains(c)) {
|
|
currentTokenName=c; // parse one-symbol instructions like \\, \& ...
|
|
//std::cout<<"found text node '"<<currentTokenName.toStdString()<<"'\n";
|
|
return currentToken=MTTinstruction;
|
|
//----------------------------------------------------------
|
|
// letter-only instruction name
|
|
} else {
|
|
while (c.isLetter()&& (currentTokenID<parseString.size())) {
|
|
currentTokenName+=c;
|
|
currentTokenID++;
|
|
if (currentTokenID<parseString.size()) c=parseString[currentTokenID];
|
|
}
|
|
if (!c.isLetter()) currentTokenID--;
|
|
currentTokenName=currentTokenName.trimmed();
|
|
}
|
|
//std::cout<<"found instruction node '"<<currentTokenName.toStdString()<<"'\n";
|
|
if (currentTokenName.size()==0) error_list.append(tr("error @ ch. %1: parser encountered empty istruction").arg(currentTokenID));
|
|
else if (currentTokenName=="newline") return MTTinstructionNewline;
|
|
else if (currentTokenName=="linebreak") return MTTinstructionNewline;
|
|
else if (currentTokenName=="char") {
|
|
QString num="";
|
|
currentTokenID++;
|
|
c=parseString[currentTokenID];
|
|
if (c=='"') {
|
|
// match '\char"HEXDIGITS'
|
|
currentTokenID++;
|
|
c=parseString[currentTokenID];
|
|
while ((currentTokenID<parseString.size()) && (c.isDigit() || QString("aAbBcCdDeEfF").contains(c))) {
|
|
num+=c;
|
|
currentTokenID++;
|
|
c=parseString[currentTokenID];
|
|
}
|
|
if (currentTokenID<parseString.size()) currentTokenID--;
|
|
currentTokenName=QString::fromStdString(jkqtp_UnicodeToUTF8(num.toLongLong(nullptr, 16)));
|
|
return currentToken=MTTtext;
|
|
} else if (c=='`' || c=='\'') {
|
|
// match '\char"OCTALDIGITS'
|
|
currentTokenID++;
|
|
c=parseString[currentTokenID];
|
|
while ((currentTokenID<parseString.size()) && (QString("01234567").contains(c))) {
|
|
num+=c;
|
|
currentTokenID++;
|
|
if (currentTokenID<parseString.size()) c=parseString[currentTokenID];
|
|
else c=QChar();
|
|
}
|
|
if (currentTokenID<parseString.size()) currentTokenID--;
|
|
currentTokenName=QString::fromStdString(jkqtp_UnicodeToUTF8(num.toLongLong(nullptr, 8)));
|
|
return currentToken=MTTtext;
|
|
} else if (c.isDigit()) {
|
|
// match '\charDECIMALDIGITS'
|
|
while ((currentTokenID<parseString.size()) && (c.isDigit())) {
|
|
num+=c;
|
|
currentTokenID++;
|
|
c=parseString[currentTokenID];
|
|
}
|
|
if (currentTokenID<parseString.size()) currentTokenID--;
|
|
currentTokenName=QString::fromStdString(jkqtp_UnicodeToUTF8(num.toLongLong(nullptr, 10)));
|
|
return currentToken=MTTtext;
|
|
}
|
|
|
|
} else if (currentTokenName.startsWith("verb")) {
|
|
if (currentTokenName.size()>4) currentTokenID-=(currentTokenName.size()-4);
|
|
currentTokenID++;
|
|
const QString verbEndChar=parseString.mid(currentTokenID, 1);
|
|
currentTokenName=readUntil(true, verbEndChar);
|
|
return currentToken=MTTinstructionVerbatim;
|
|
} else if (currentTokenName=="begin") {
|
|
currentTokenID++;
|
|
if (parseString[currentTokenID]!='{') error_list.append(tr("error @ ch. %1: didn't find '{' after '\\begin'").arg(currentTokenID)); // find closing brace '}' after '\\begin{name');
|
|
currentTokenName=readUntil(true, "}");
|
|
if (currentTokenName=="verbatim") {
|
|
currentTokenName=readUntil(true, "\\end{verbatim}", true);
|
|
return currentToken=MTTinstructionVerbatim;
|
|
} else if (currentTokenName=="verbatim*") {
|
|
currentTokenName=readUntil(true, "\\end{verbatim*}", true);
|
|
return currentToken=MTTinstructionVerbatimVisibleSpace;
|
|
} else if (currentTokenName=="lstlisting") {
|
|
currentTokenName=readUntil(true, "\\end{lstlisting}", true);
|
|
return currentToken=MTTinstructionVerbatim;
|
|
}
|
|
return currentToken=MTTinstructionBegin;
|
|
} else if (currentTokenName=="end") {
|
|
currentTokenID++;
|
|
if (currentTokenID>=parseString.size() || parseString[currentTokenID]!='{') error_list.append(tr("error @ ch. %1: didn't find '{' after '\\end'").arg(currentTokenID)); // find closing brace '}' after '\\begin{name');
|
|
currentTokenName=readUntil(true, "}");
|
|
return currentToken=MTTinstructionEnd;
|
|
}
|
|
return currentToken=MTTinstruction;
|
|
//----------------------------------------------------------
|
|
// check for $ character
|
|
} else if (c=='$') {
|
|
//std::cout<<"found dollar\n";
|
|
return currentToken=MTTdollar;
|
|
//----------------------------------------------------------
|
|
// check for & character
|
|
} else if (c=='&') {
|
|
//std::cout<<"found ampersand\n";
|
|
return currentToken=MTTampersand;
|
|
//----------------------------------------------------------
|
|
// check for { character
|
|
} else if (c=='{') {
|
|
//----------------------------------------------------------
|
|
// parsing accent instructions like {\ss}
|
|
if (!parsingMathEnvironment){
|
|
for (int len: accentLetters_LenCurly) {
|
|
const QString acc=parseString.mid(currentTokenID, len);
|
|
if (acc.size()==len && accentLetters.contains(acc)) {
|
|
currentTokenName=accentLetters[acc];
|
|
currentTokenID+=acc.trimmed().size()-1; // forward the instruction, omit trailing whitespace in instruction
|
|
if (acc.endsWith('\\')) currentTokenID--;
|
|
return currentToken=MTTtext;
|
|
}
|
|
}
|
|
}
|
|
return currentToken=MTTopenbrace;
|
|
//----------------------------------------------------------
|
|
// check for } character
|
|
} else if (c=='}') {
|
|
return currentToken=MTTclosebrace;
|
|
//----------------------------------------------------------
|
|
// check for [ character
|
|
} else if (c=='[') {
|
|
return currentToken=MTTopenbracket;
|
|
//----------------------------------------------------------
|
|
// check for ] character
|
|
} else if (c==']') {
|
|
return currentToken=MTTclosebracket;
|
|
//----------------------------------------------------------
|
|
// check for _ character
|
|
} else if (c=='_') {
|
|
return currentToken=MTTunderscore;
|
|
//----------------------------------------------------------
|
|
// check for ^ character
|
|
} else if (c=='^') {
|
|
return currentToken=MTThat;
|
|
//----------------------------------------------------------
|
|
// check for whitespace character
|
|
} else if (c.isSpace()) {
|
|
while (c.isSpace() &&(currentTokenID<parseString.size())) { // eat up whitespace
|
|
currentTokenID++;
|
|
if (currentTokenID<parseString.size()) c=parseString[currentTokenID];
|
|
}
|
|
if (!c.isSpace()) currentTokenID--;
|
|
//std::cout<<"found whitespace\n";
|
|
return currentToken=MTTwhitespace;
|
|
} else {
|
|
//----------------------------------------------------------
|
|
// no instruction or special character => parse text
|
|
if (parsingMathEnvironment) {
|
|
// inside math environments we split texts at every brace {[(|)]} so that
|
|
// braces form their own JKQTMathTextTextNode and may be formated accordingly
|
|
if (mathEnvironmentSpecialChars.contains(c)) {
|
|
currentTokenName=c;
|
|
//std::cout<<"found text node '"<<currentTokenName.toStdString()<<"'\n";
|
|
return currentToken=MTTtext;
|
|
}
|
|
while (!mathEnvironmentSpecialEndChars.contains(c) && (currentTokenID<parseString.size())) {
|
|
// add whitespaces only once
|
|
if (c.isSpace()) {
|
|
if (!currentTokenName.isEmpty()) {
|
|
if (!currentTokenName[currentTokenName.size()-1].isSpace())
|
|
currentTokenName+=c;
|
|
}
|
|
} else currentTokenName+=c;
|
|
currentTokenID++;
|
|
if (currentTokenID<parseString.size()) c=parseString[currentTokenID];
|
|
}
|
|
if (mathEnvironmentSpecialEndChars.contains(c) || c.isSpace()) currentTokenID--;
|
|
//currentTokenName=currentTokenName.trimmed();
|
|
//std::cout<<"found text node '"<<currentTokenName.toStdString()<<"'\n";
|
|
return currentToken=MTTtext;
|
|
} else {
|
|
while ((!c.isSpace()) && !TokenCharacters.contains(c) && (currentTokenID<parseString.size())) {
|
|
// add whitespaces only once
|
|
if (c.isSpace()) {
|
|
if (!currentTokenName.isEmpty()) {
|
|
if (!currentTokenName[currentTokenName.size()-1].isSpace())
|
|
currentTokenName+=c;
|
|
}
|
|
} else currentTokenName+=c;
|
|
currentTokenID++;
|
|
if (currentTokenID<parseString.size()) c=parseString[currentTokenID];
|
|
}
|
|
if (TokenCharacters.contains(c) || c.isSpace()) currentTokenID--;
|
|
//currentTokenName=currentTokenName.trimmed();
|
|
//std::cout<<"found text node '"<<currentTokenName.toStdString()<<"'\n";
|
|
return currentToken=MTTtext;
|
|
}
|
|
}
|
|
return currentToken=MTTnone;
|
|
}
|
|
|
|
void JKQTMathText::giveBackToTokenizer(size_t count)
|
|
{
|
|
currentTokenID-=count;
|
|
}
|
|
|
|
JKQTMathTextNode* JKQTMathText::parseLatexString(bool get, JKQTMathTextBraceType quitOnClosingBrace, const QString& quitOnEnvironmentEnd, bool quitOnClosingBracket) {
|
|
QMap<QString,size_t> countLine;
|
|
//std::cout<<" entering parseLatexString()\n";
|
|
JKQTMathTextHorizontalListNode* nl=new JKQTMathTextHorizontalListNode(this);
|
|
if (get) getToken();
|
|
|
|
//----------------------------------------------------------
|
|
// initialize some static sets for easy and fast character lookup
|
|
static QSet<QString> mathEnvironmentSpecialText;
|
|
if (mathEnvironmentSpecialText.size()==0) {
|
|
mathEnvironmentSpecialText<<"+"<<"-"<<"="<<"*"<<"<"<<">";
|
|
}
|
|
|
|
bool getNew=true;
|
|
while (currentToken!=MTTnone) {
|
|
getNew=true;
|
|
if (currentToken==MTTtext) {
|
|
QString text=currentTokenName;
|
|
bool addWhite=false;
|
|
if (!parsingMathEnvironment) {
|
|
getToken();
|
|
getNew=false;
|
|
while (currentToken==MTTtext || currentToken==MTTwhitespace) {
|
|
if (currentToken==MTTtext) {
|
|
text+=currentTokenName;
|
|
getNew=true;
|
|
} else if (currentToken==MTTwhitespace) {
|
|
text+=" ";
|
|
getNew=true;
|
|
}
|
|
getToken();
|
|
getNew=false;
|
|
}
|
|
if (text.size()>0 && text[text.size()-1].isSpace()) {
|
|
addWhite=true;
|
|
text=text.left(text.size()-1);
|
|
}
|
|
}
|
|
if (parsingMathEnvironment) {
|
|
if (mathEnvironmentSpecialText.contains(text.trimmed()) && JKQTMathTextSymbolNode::hasSymbol(text.trimmed())) {
|
|
nl->addChild(new JKQTMathTextSymbolNode(this, text.trimmed()));
|
|
} else {
|
|
nl->addChild(new JKQTMathTextTextNode(this, text, addWhite, parsingMathEnvironment));
|
|
}
|
|
} else {
|
|
nl->addChild(new JKQTMathTextTextNode(this, text, addWhite, parsingMathEnvironment));
|
|
}
|
|
} else if (currentToken==MTTinstructionNewline) {
|
|
break;
|
|
} else if (currentToken==MTTwhitespace) {
|
|
if (!parsingMathEnvironment) nl->addChild(new JKQTMathTextWhitespaceNode(this));
|
|
} else if (currentToken==MTTendash) {
|
|
nl->addChild(new JKQTMathTextSymbolNode(this, "endash"));
|
|
} else if (currentToken==MTTemdash) {
|
|
nl->addChild(new JKQTMathTextSymbolNode(this, "emdash"));
|
|
} else if (currentToken==MTThyphen) {
|
|
nl->addChild(new JKQTMathTextSymbolNode(this, "hyphen"));
|
|
} else if (currentToken==MTTinstruction) {
|
|
const QString currentInstructionName=currentTokenName;
|
|
if (currentInstructionName=="\\") break; // break on linebrak character
|
|
if (currentInstructionName=="limits") {
|
|
if (nl->hasChildren()) nl->getLastChild()->setSubSuperscriptAboveBelowNode(true);
|
|
} else if (currentInstructionName=="nolimits") {
|
|
if (nl->hasChildren()) nl->getLastChild()->setSubSuperscriptAboveBelowNode(false);
|
|
} else if (currentInstructionName=="hline" || currentInstructionName=="midrule") {
|
|
countLine["hline"]=countLine.value("hline",0)+1;
|
|
} else if (currentInstructionName=="hdashline") {
|
|
countLine["hdashline"]=countLine.value("hdashline",0)+1;
|
|
} else if (currentInstructionName=="toprule" || currentInstructionName=="bottomrule") {
|
|
countLine["heavyline"]=countLine.value("heavyline",0)+1;
|
|
} else if (currentInstructionName=="right") {
|
|
getToken();
|
|
if (currentToken==MTTtext) {
|
|
if (currentTokenName.size()>0) {
|
|
bool tokenWasNoBrace=false;
|
|
const QString firstTokenChar(currentTokenName[0]);
|
|
if (TokenNameMatchesJKQTMathTextBraceType(firstTokenChar, quitOnClosingBrace, true, &tokenWasNoBrace)) {
|
|
lastRightBraceType=TokenName2JKQTMathTextBraceType(firstTokenChar);
|
|
if (quitOnClosingBrace!=MTBTAny) currentTokenName=currentTokenName.right(currentTokenName.size()-1);
|
|
break;
|
|
} else {
|
|
getNew=false;
|
|
}
|
|
}
|
|
} else if (currentToken==MTTinstruction) {
|
|
if (InstructionNameMatchesJKQTMathTextBraceType(currentTokenName, quitOnClosingBrace, true)) {
|
|
lastRightBraceType=InstructionName2JKQTMathTextBraceType(currentTokenName);
|
|
break;
|
|
}
|
|
} else if (currentToken==MTTclosebracket) {
|
|
if (quitOnClosingBrace==MTBTSquareBracket || quitOnClosingBrace==MTBTAny) {
|
|
lastRightBraceType=MTBTSquareBracket;
|
|
break;
|
|
}
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: unexpected token after \\left").arg(currentTokenID));
|
|
}
|
|
} else if (currentInstructionName=="left") {
|
|
getToken();
|
|
if (currentToken==MTTtext) {
|
|
if (currentTokenName.size()>0) {
|
|
const QString firstTokenChar(currentTokenName[0]);
|
|
const JKQTMathTextBraceType bracetype=TokenName2JKQTMathTextBraceType(firstTokenChar);
|
|
if (bracetype==MTBTNone) {
|
|
currentTokenName=currentTokenName.right(currentTokenName.size()-1);
|
|
JKQTMathTextNode* cn=parseLatexString(currentTokenName.size()<=0, MTBTAny);
|
|
nl->addChild(new JKQTMathTextBraceNode(this, MTBTNone, lastRightBraceType, cn));
|
|
} else if (isPrintableJKQTMathTextBraceType(bracetype)) {
|
|
currentTokenName=currentTokenName.right(currentTokenName.size()-1); // we already used the first character from the text token!
|
|
JKQTMathTextNode* c=parseLatexString(currentTokenName.size()<=0, bracetype);
|
|
nl->addChild(new JKQTMathTextBraceNode(this, bracetype, lastRightBraceType, c));
|
|
} else {
|
|
getNew=false;
|
|
}
|
|
}
|
|
} else if (currentToken==MTTinstruction) {
|
|
const JKQTMathTextBraceType bracetypeopening=InstructionName2OpeningJKQTMathTextBraceType(currentTokenName);
|
|
if (bracetypeopening!=MTBTUnknown) {
|
|
JKQTMathTextNode* c=parseLatexString(true, bracetypeopening);
|
|
nl->addChild(new JKQTMathTextBraceNode(this, bracetypeopening, lastRightBraceType, c));
|
|
} else if (currentToken==MTTinstruction && TokenNameMatchesJKQTMathTextBraceType(currentTokenName, quitOnClosingBrace, true)) {
|
|
break;
|
|
}
|
|
} else if (currentToken==MTTopenbracket) {
|
|
JKQTMathTextNode* c=parseLatexString(true, MTBTSquareBracket);
|
|
nl->addChild(new JKQTMathTextBraceNode(this, MTBTSquareBracket, lastRightBraceType, c));
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: unexpected token after \\left").arg(currentTokenID));
|
|
}
|
|
} else {
|
|
bool foundError=false;
|
|
JKQTMathTextNode* node=parseInstruction(&foundError, &getNew);
|
|
if (node) {
|
|
if (foundError) {
|
|
delete node;
|
|
node=nullptr;
|
|
} else {
|
|
nl->addChild(node);
|
|
}
|
|
}
|
|
}
|
|
} else if (currentToken==MTTunderscore) {
|
|
getToken();
|
|
JKQTMathTextNode* child=nullptr;
|
|
JKQTMathTextNode* child2=nullptr;
|
|
if (currentToken==MTTinstruction) {
|
|
child=parseInstruction(nullptr, &getNew);
|
|
} else if (currentToken==MTTopenbrace) {
|
|
child=parseLatexString(true);
|
|
} else if (currentToken==MTTtext) {
|
|
if (currentTokenName.size()<=1) {
|
|
child=new JKQTMathTextTextNode(this, currentTokenName, false, parsingMathEnvironment);
|
|
} else {
|
|
child=new JKQTMathTextTextNode(this, QString(currentTokenName[0]), false, parsingMathEnvironment);
|
|
child2=new JKQTMathTextTextNode(this, currentTokenName.right(currentTokenName.size()-1), false, parsingMathEnvironment);
|
|
}
|
|
} else {
|
|
getNew=false;
|
|
}
|
|
if (child!=nullptr) nl->addChild(new JKQTMathTextSubscriptNode(this, child));
|
|
if (child2!=nullptr) nl->addChild(child2);
|
|
} else if (currentToken==MTThat) {
|
|
getToken();
|
|
JKQTMathTextNode* child=nullptr;
|
|
JKQTMathTextNode* child2=nullptr;
|
|
if (currentToken==MTTinstruction) {
|
|
child=parseInstruction(nullptr, &getNew);
|
|
} else if (currentToken==MTTopenbrace) {
|
|
child=parseLatexString(true);
|
|
} else if (currentToken==MTTtext) {
|
|
if (currentTokenName.size()<=1) {
|
|
child=new JKQTMathTextTextNode(this, currentTokenName, false, parsingMathEnvironment);
|
|
} else {
|
|
child=new JKQTMathTextTextNode(this, QString(currentTokenName[0]), false, parsingMathEnvironment);
|
|
child2=new JKQTMathTextTextNode(this, currentTokenName.right(currentTokenName.size()-1), false, parsingMathEnvironment);
|
|
}
|
|
} else {
|
|
getNew=false;
|
|
}
|
|
if (child!=nullptr) nl->addChild(new JKQTMathTextSuperscriptNode(this, child));
|
|
if (child2!=nullptr) nl->addChild(child2);
|
|
} else if (currentToken==MTTopenbrace) {
|
|
nl->addChild(parseLatexString(true));
|
|
} else if (currentToken==MTTclosebrace) {
|
|
break;
|
|
} else if (currentToken==MTTopenbracket) {
|
|
nl->addChild(new JKQTMathTextTextNode(this, "[", false));
|
|
} else if (currentToken==MTTinstructionVerbatim) {
|
|
nl->addChild(new JKQTMathTextVerbatimNode(this, currentTokenName, false));
|
|
} else if (currentToken==MTTinstructionVerbatimVisibleSpace) {
|
|
nl->addChild(new JKQTMathTextVerbatimNode(this, currentTokenName, true));
|
|
|
|
} else if (currentToken==MTTinstructionBegin) {
|
|
const QString envname=currentTokenName;
|
|
if (envname=="matrix" || envname=="array" || envname=="aligned" || envname=="align" || envname=="cases" || envname=="pmatrix"|| envname=="bmatrix"|| envname=="Bmatrix"|| envname=="vmatrix"|| envname=="Vmatrix" || envname=="tabular") {
|
|
QString colspec="";
|
|
if (envname=="tabular" || envname=="array") {
|
|
if (getToken()==MTTopenbrace) {
|
|
colspec=readUntil(true, "}");
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected {COLUMNSPEC} after '\\begin{%2}'").arg(currentTokenID).arg(envname));
|
|
}
|
|
}
|
|
JKQTMathTextMatrixNode* matrixNode=new JKQTMathTextMatrixNode(this, colspec);
|
|
QVector< QVector<JKQTMathTextNode*> > items;
|
|
//int lines=0;
|
|
//int cols=0;
|
|
bool first=true;
|
|
bool firstLine=true;
|
|
QVector<JKQTMathTextNode*> line;
|
|
size_t colCount=0;
|
|
//std::cout<<"found \\begin{matrix}\n";
|
|
while (first || currentToken==MTTampersand || currentToken==MTTinstructionNewline) {
|
|
while (getToken()==MTTwhitespace) ; // eat whitespace
|
|
JKQTMathTextNode* it=simplifyAndTrimJKQTMathTextNode(parseLatexString(false, MTBTAny, envname));
|
|
if (firstLine) {
|
|
if (lastLineCount.value("hline",0)==1) {
|
|
matrixNode->setTopLine(JKQTMathTextMatrixNode::LTline);
|
|
} else if (lastLineCount.value("hline",0)>1) {
|
|
matrixNode->setTopLine(JKQTMathTextMatrixNode::LTdoubleline);
|
|
} else if (lastLineCount.value("heavyline",0)>0) {
|
|
matrixNode->setTopLine(JKQTMathTextMatrixNode::LTheavyline);
|
|
} else if (lastLineCount.value("hdashline",0)==1) {
|
|
matrixNode->setTopLine(JKQTMathTextMatrixNode::LTdashed);
|
|
} else if (lastLineCount.value("hdashline",0)>1) {
|
|
matrixNode->setTopLine(JKQTMathTextMatrixNode::LTdoubleDashed);
|
|
}
|
|
} else {
|
|
if (lastLineCount.value("hline",0)==1) {
|
|
matrixNode->setRowBottomLine(items.size()-1, JKQTMathTextMatrixNode::LTline);
|
|
} else if (lastLineCount.value("hline",0)>1) {
|
|
matrixNode->setRowBottomLine(items.size()-1, JKQTMathTextMatrixNode::LTdoubleline);
|
|
} else if (lastLineCount.value("heavyline",0)>0) {
|
|
matrixNode->setRowBottomLine(items.size()-1, JKQTMathTextMatrixNode::LTheavyline);
|
|
} else if (lastLineCount.value("hdashline",0)==1) {
|
|
matrixNode->setRowBottomLine(items.size()-1, JKQTMathTextMatrixNode::LTdashed);
|
|
} else if (lastLineCount.value("hdashline",0)>1) {
|
|
matrixNode->setRowBottomLine(items.size()-1, JKQTMathTextMatrixNode::LTdoubleDashed);
|
|
}
|
|
}
|
|
if (currentToken==MTTampersand) {
|
|
//std::cout<<" appending item\n";
|
|
line.append(it);
|
|
} else {
|
|
//std::cout<<" appending item and line with "<<line.size()<<" items.\n";
|
|
if (currentToken==MTTinstructionEnd) {
|
|
JKQTMathTextMultiChildNode* mnc=dynamic_cast<JKQTMathTextMultiChildNode*>(it);
|
|
if (mnc && mnc->childCount()>0) {
|
|
line.append(it);
|
|
} else {
|
|
line.append(it);
|
|
}
|
|
} else {
|
|
line.append(it);
|
|
}
|
|
if (currentToken==MTTinstructionNewline || line.size()>0) {
|
|
colCount=qMax(colCount, static_cast<size_t>(line.size()));
|
|
if (line.size()==0 || (line.size()>1 && line.size()==colCount)) {
|
|
items.append(line);
|
|
} else if (line.size()>1 && line.size()!=colCount) {
|
|
error_list.append(tr("error @ ch. %1: wrong number of entries widthin '\\begin{%2}...\\end{%2}'").arg(currentTokenID).arg(envname));
|
|
}
|
|
}
|
|
line.clear();
|
|
firstLine=false;
|
|
}
|
|
first=false;
|
|
}
|
|
//std::cout<<" creating matrix-node with "<<items.size()<<" items.\n";
|
|
matrixNode->setChildren(items);
|
|
if (envname=="pmatrix") nl->addChild(new JKQTMathTextBraceNode(this, MTBTParenthesis, MTBTParenthesis, matrixNode));
|
|
else if (envname=="cases") nl->addChild(new JKQTMathTextBraceNode(this, MTBTCurlyBracket, MTBTNone, matrixNode));
|
|
else if (envname=="bmatrix") nl->addChild(new JKQTMathTextBraceNode(this, MTBTSquareBracket, MTBTSquareBracket, matrixNode));
|
|
else if (envname=="Bmatrix") nl->addChild(new JKQTMathTextBraceNode(this, MTBTCurlyBracket, MTBTCurlyBracket, matrixNode));
|
|
else if (envname=="vmatrix") nl->addChild(new JKQTMathTextBraceNode(this, MTBTSingleLine, MTBTSingleLine, matrixNode));
|
|
else if (envname=="Vmatrix") nl->addChild(new JKQTMathTextBraceNode(this, MTBTDoubleLine, MTBTDoubleLine, matrixNode));
|
|
else nl->addChild(matrixNode);
|
|
//std::cout<<" creating matrix-node ... done!\n";
|
|
} else if (envname=="center" || envname=="document" || envname=="flushleft" || envname=="flushright") {
|
|
JKQTMathTextHorizontalAlignment alignment=MTHALeft;
|
|
if (envname=="document") alignment=MTHALeft;
|
|
else alignment=String2JKQTMathTextHorizontalAlignment(envname);
|
|
nl->addChild(parseMultilineLatexString(true, envname, alignment, 1.0, MTSMDefaultSpacing, MTVOFirstLine));
|
|
|
|
} else if (envname=="framed" || envname=="shaded" || envname=="snugshade") {
|
|
JKQTMathTextHorizontalAlignment alignment=MTHALeft;
|
|
JKQTMathTextVerticalListNode* vlist = parseMultilineLatexString(true, envname, alignment, 1.0, MTSMDefaultSpacing, MTVOFirstLine);
|
|
QStringList color;
|
|
color<<jkqtp_QColor2String(Qt::lightGray);
|
|
nl->addChild(new JKQTMathTextBoxInstructionNode(this, envname, vlist, color));
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: unknown environment '%2'").arg(currentTokenID).arg(envname));
|
|
}
|
|
} else if (currentToken==MTTinstructionEnd) {
|
|
QString envname=currentTokenName;
|
|
if (envname==quitOnEnvironmentEnd) {
|
|
break;
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: '\\end{%2}' widthout preceding '\\begin{%3}'").arg(currentTokenID).arg(envname).arg(envname));
|
|
}
|
|
} else if (currentToken==MTTclosebracket) {
|
|
if (quitOnClosingBracket) break;
|
|
else nl->addChild(new JKQTMathTextTextNode(this, "]", false));
|
|
} else if (currentToken==MTTampersand) {
|
|
break;
|
|
} else if (currentToken==MTTdollar) {
|
|
if (parsingMathEnvironment) { // reached end of math environment
|
|
parsingMathEnvironment=false;
|
|
break;
|
|
} else { // starting math environment
|
|
parsingMathEnvironment=true;
|
|
nl->addChild(new JKQTMathTextModifiedTextPropsInstructionNode(this, "equation", parseLatexString(true)));
|
|
}
|
|
}
|
|
if (getNew) getToken();
|
|
}
|
|
//std::cout<<" leaving parseLatexString()\n";
|
|
lastLineCount=countLine;
|
|
|
|
return simplifyJKQTMathTextNode(nl);
|
|
}
|
|
|
|
JKQTMathTextVerticalListNode *JKQTMathText::parseMultilineLatexString(bool get, const QString &quitOnEnvironmentEnd, JKQTMathTextHorizontalAlignment _alignment, double _linespacingFactor, JKQTMathTextLineSpacingMode spacingMode_, JKQTMathTextVerticalOrientation _verticalOrientation)
|
|
{
|
|
JKQTMathTextVerticalListNode* vlist = new JKQTMathTextVerticalListNode(this, _alignment, _linespacingFactor, spacingMode_, _verticalOrientation );
|
|
bool first=true;
|
|
while (first || currentToken==MTTinstructionNewline) {
|
|
vlist->addChild(simplifyAndTrimJKQTMathTextNode(parseLatexString(true, MTBTAny, quitOnEnvironmentEnd)));
|
|
first=false;
|
|
}
|
|
return vlist;
|
|
|
|
}
|
|
|
|
JKQTMathTextNode* JKQTMathText::parseInstruction(bool *_foundError, bool* getNew) {
|
|
static QHash<QString,double> big_instructions_family;
|
|
if (big_instructions_family.size()==0) {
|
|
big_instructions_family["big"]=0.85;//1.2;
|
|
big_instructions_family["bigl"]=0.85;//1.2;
|
|
big_instructions_family["bigm"]=0.85;//1.2;
|
|
big_instructions_family["bigr"]=0.85;//1.2;
|
|
|
|
big_instructions_family["Big"]=1.15;//1.85;
|
|
big_instructions_family["Bigl"]=1.15;//1.85;
|
|
big_instructions_family["Bigm"]=1.15;//1.85;
|
|
big_instructions_family["Bigr"]=1.15;//1.85;
|
|
|
|
big_instructions_family["bigg"]=1.45;//2.4;
|
|
big_instructions_family["biggl"]=1.45;//2.4;
|
|
big_instructions_family["biggm"]=1.45;//2.4;
|
|
big_instructions_family["biggr"]=1.45;//2.4;
|
|
|
|
big_instructions_family["Bigg"]=1.75;//3.1;
|
|
big_instructions_family["Biggl"]=1.75;//3.1;
|
|
big_instructions_family["Biggm"]=1.75;//3.1;
|
|
big_instructions_family["Biggr"]=1.75;//3.1;
|
|
}
|
|
if (currentToken!=MTTinstruction) {
|
|
if (_foundError) *_foundError=true;
|
|
if (getNew) *getNew=false;
|
|
error_list.append(tr("error @ ch. %1: expected instruction token").arg(currentTokenID));
|
|
return nullptr;
|
|
}
|
|
bool foundError=false;
|
|
const QString currentInstructionName=currentTokenName;
|
|
JKQTMathTextNode* child=nullptr;
|
|
if (getNew) *getNew=true;
|
|
if (JKQTMathTextWhitespaceNode::supportsInstructionName(currentInstructionName)) {
|
|
if (getNew) *getNew=true;
|
|
child= new JKQTMathTextWhitespaceNode(currentInstructionName, this);
|
|
} else if (JKQTMathTextSymbolNode::hasSymbol(currentInstructionName)) {
|
|
child=new JKQTMathTextSymbolNode(this, currentInstructionName);
|
|
if (JKQTMathTextSymbolNode::isSubSuperscriptBelowAboveSymbol(currentInstructionName) && parsingMathEnvironment) {
|
|
child->setSubSuperscriptAboveBelowNode(true);
|
|
}
|
|
if (getNew) *getNew=true;
|
|
} else if (big_instructions_family.contains(currentInstructionName)) {
|
|
// after \big,\bigl... we expect a symbol-instruction or at least one character of text
|
|
while (getToken()==MTTwhitespace);// eat whitespace
|
|
|
|
JKQTMathTextBraceType bracetype=MTBTUnknown;
|
|
bool openbrace=true;
|
|
if (currentToken==MTTinstruction) {
|
|
bracetype=TokenName2JKQTMathTextBraceType(currentTokenName, &openbrace);
|
|
} else if (currentToken==MTTtext) {
|
|
const QString firstTokenChar(currentTokenName[0]);
|
|
bracetype=TokenName2JKQTMathTextBraceType(firstTokenChar, &openbrace);
|
|
if (bracetype!=MTBTUnknown) {
|
|
giveBackToTokenizer(currentTokenName.size()-1);
|
|
} else {
|
|
giveBackToTokenizer(currentTokenName.size());
|
|
}
|
|
} else if (currentToken==MTTopenbracket) {
|
|
bracetype=MTBTSquareBracket;
|
|
openbrace=true;
|
|
} else if (currentToken==MTTclosebracket) {
|
|
bracetype=MTBTSquareBracket;
|
|
openbrace=false;
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected symbol-encoding instruction or a character after '\\%2' command, but found token type %3").arg(currentTokenID).arg(currentInstructionName).arg(tokenType2String(currentToken)));
|
|
}
|
|
if (bracetype!=MTBTUnknown) {
|
|
JKQTMathTextEmptyBoxNode* sizeChild=new JKQTMathTextEmptyBoxNode(this, 0, JKQTMathTextEmptyBoxNode::EBUem, big_instructions_family[currentInstructionName], JKQTMathTextEmptyBoxNode::EBUem);
|
|
if (openbrace) {
|
|
child=new JKQTMathTextBraceNode(this, bracetype, MTBTNone, sizeChild);
|
|
} else {
|
|
child=new JKQTMathTextBraceNode(this, MTBTNone, bracetype, sizeChild);
|
|
}
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected symbol-encoding instruction or character after '\\%2' command").arg(currentTokenID).arg(currentInstructionName));
|
|
}
|
|
if (getNew) *getNew=true;
|
|
} else if (JKQTMathTextModifiedTextPropsInstructionNode::supportsInstructionName(currentInstructionName)) {
|
|
const size_t Nparams=JKQTMathTextModifiedTextPropsInstructionNode::countParametersOfInstruction(currentInstructionName);
|
|
bool foundError=false;
|
|
const QStringList params=parseStringParams(true, Nparams, &foundError);
|
|
if (!foundError) {
|
|
if (getToken()==MTTopenbrace) {
|
|
const bool oldParseMath=parsingMathEnvironment;
|
|
auto __finalpaint=JKQTPFinally(std::bind([&oldParseMath](bool& parsingMathEnvironment) { parsingMathEnvironment=oldParseMath; }, std::ref(parsingMathEnvironment)));
|
|
JKQTMathTextModifiedTextPropsInstructionNode::modifyInMathEnvironment(currentInstructionName, parsingMathEnvironment, params);
|
|
child=new JKQTMathTextModifiedTextPropsInstructionNode(this, currentInstructionName, parseLatexString(true), params);
|
|
|
|
} else {
|
|
foundError=true;
|
|
}
|
|
}
|
|
if (foundError){
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(Nparams+1));
|
|
}
|
|
} else if (JKQTMathTextSimpleInstructionNode::supportsInstructionName(currentInstructionName)) {
|
|
const size_t Nparams=JKQTMathTextSimpleInstructionNode::countParametersOfInstruction(currentInstructionName);
|
|
bool foundError=false;
|
|
const QStringList params=parseStringParams(true, Nparams, &foundError);
|
|
if (!foundError) {
|
|
child=new JKQTMathTextSimpleInstructionNode(this, currentInstructionName, params);
|
|
}
|
|
if (foundError){
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(Nparams));
|
|
}
|
|
} else if (JKQTMathTextBoxInstructionNode::supportsInstructionName(currentInstructionName)) {
|
|
const size_t Nparams=JKQTMathTextBoxInstructionNode::countParametersOfInstruction(currentInstructionName);
|
|
bool foundError=false;
|
|
const QStringList params=parseStringParams(true, Nparams, &foundError);
|
|
if (!foundError) {
|
|
if (getNew) *getNew=true;
|
|
if (getToken()==MTTopenbrace) {
|
|
const bool oldParseMath=parsingMathEnvironment;
|
|
auto __finalpaint=JKQTPFinally(std::bind([&oldParseMath](bool& parsingMathEnvironment) { parsingMathEnvironment=oldParseMath; }, std::ref(parsingMathEnvironment)));
|
|
JKQTMathTextBoxInstructionNode::modifyInMathEnvironment(currentInstructionName, parsingMathEnvironment, params);
|
|
child=new JKQTMathTextBoxInstructionNode(this, currentInstructionName, parseLatexString(true), params);
|
|
} else {
|
|
foundError=true;
|
|
}
|
|
}
|
|
if (foundError){
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(Nparams+1));
|
|
}
|
|
} else if (JKQTMathTextPhantomNode::supportsInstructionName(currentInstructionName)) {
|
|
if (getNew) *getNew=true;
|
|
if (getToken()==MTTopenbrace) {
|
|
child=new JKQTMathTextPhantomNode(this, currentInstructionName, parseLatexString(true));
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected one argument in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName));
|
|
}
|
|
} else if (currentInstructionName=="substack" || currentInstructionName=="rsubstack" || currentInstructionName=="lsubstack") {
|
|
getToken();
|
|
JKQTMathTextHorizontalAlignment alignment=MTHACentered;
|
|
if (currentInstructionName=="rsubstack") alignment=MTHARight;
|
|
if (currentInstructionName=="lsubstack") alignment=MTHALeft;
|
|
|
|
if (currentToken==MTTopenbracket) {
|
|
alignment=String2JKQTMathTextHorizontalAlignment(parseSingleString(true));
|
|
if (currentToken!=MTTclosebracket) {
|
|
error_list.append(tr("error @ ch. %1: didn't find closing brace ']' after '\\%2[]{}' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
getToken();
|
|
}
|
|
if (currentToken==MTTopenbrace) {
|
|
child=parseMultilineLatexString(true, "", alignment, 1.0, MTSMMinimalSpacing, MTVOFirstLine);
|
|
if (currentToken!=MTTclosebrace) error_list.append(tr("error @ ch. %1: didn't find closing brace '}' after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected one argument in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
} else if (currentInstructionName=="sqrt") {
|
|
getToken();
|
|
if (currentToken==MTTopenbrace) {
|
|
child=new JKQTMathTextSqrtNode(this, parseLatexString(true));
|
|
} else if (currentToken==MTTopenbracket) {
|
|
JKQTMathTextNode* n1=parseLatexString(true, MTBTAny, "", true);
|
|
JKQTMathTextNode* n2=nullptr;
|
|
if (getToken()==MTTopenbrace) n2=parseLatexString(true);
|
|
else error_list.append(tr("error @ ch. %1: expected one argument in '{' braces after '%2' command with an optional argument in []").arg(currentTokenID).arg(currentInstructionName));
|
|
|
|
if (n1 && n2) {
|
|
child=new JKQTMathTextSqrtNode(this, n2, n1);
|
|
} else {
|
|
if (n1) delete n1;
|
|
if (n2) delete n2;
|
|
error_list.append(tr("error @ ch. %1: expected two arguments in '{' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName));
|
|
}
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
} else if (currentInstructionName=="cbrt") {
|
|
if (getToken()==MTTopenbrace) {
|
|
child=new JKQTMathTextSqrtNode(this, parseLatexString(true), new JKQTMathTextTextNode(this, "3", false));
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
} else if (currentInstructionName=="verb") {
|
|
if (getToken()==MTTopenbrace) {
|
|
QString text="";
|
|
currentTokenID++;
|
|
if (currentTokenID<=parseString.size()-1) {
|
|
QChar c=parseString[currentTokenID];
|
|
while (c!='}' && (currentTokenID<parseString.size())) {
|
|
text=text+c;
|
|
currentTokenID++;
|
|
if (currentTokenID<parseString.size()) c=parseString[currentTokenID];
|
|
}
|
|
if (c!='}') error_list.append(tr("error @ ch. %1: \verb{...} not closed by '}'").arg(currentTokenID).arg(currentInstructionName));
|
|
child=new JKQTMathTextTextNode(this, text, false);
|
|
}
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
} else if (JKQTMathTextDecoratedNode::supportsInstructionName(currentInstructionName)) {
|
|
if (getToken()==MTTopenbrace) {
|
|
child=new JKQTMathTextDecoratedNode(this, JKQTMathTextDecoratedNode::InstructionName2DecorationType(currentInstructionName), parseLatexString(true));
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
} else if (JKQTMathTextFracNode::supportsInstructionName(currentInstructionName)) {
|
|
if (getToken()==MTTopenbrace) {
|
|
JKQTMathTextNode* n1=parseLatexString(true);
|
|
JKQTMathTextNode* n2=nullptr;
|
|
if (getToken()==MTTopenbrace) n2=parseLatexString(true);
|
|
if (n1 && n2) child=new JKQTMathTextFracNode(this, n1, n2, JKQTMathTextFracNode::InstructionName2FracType(currentInstructionName));
|
|
else error_list.append(tr("error @ ch. %1: expected two arguments in '{' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName));
|
|
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
} else if (currentInstructionName=="binom") {
|
|
if (getToken()==MTTopenbrace) {
|
|
JKQTMathTextNode* n1=parseLatexString(true);
|
|
JKQTMathTextNode* n2=nullptr;
|
|
if (getToken()==MTTopenbrace) n2=parseLatexString(true);
|
|
if (n1 && n2) child=new JKQTMathTextBraceNode(this, MTBTParenthesis, MTBTParenthesis, new JKQTMathTextFracNode(this, n1, n2, JKQTMathTextFracNode::MTFMstackrel));
|
|
else error_list.append(tr("error @ ch. %1: expected two arguments in '{' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName));
|
|
} else {
|
|
error_list.append(tr("error @ ch. %1: expected %3 arguments in '{...}' braces after '%2' command").arg(currentTokenID).arg(currentInstructionName).arg(1));
|
|
}
|
|
} else {
|
|
if (getNew) *getNew=true;
|
|
foundError=true;
|
|
error_list.append(tr("error @ ch. %1: unknown instruction \\%2 or unsupported instruction at this location").arg(currentTokenID).arg(currentInstructionName));
|
|
}
|
|
if (_foundError) *_foundError=foundError;
|
|
return child;
|
|
}
|
|
|
|
QStringList JKQTMathText::parseStringParams(bool get, size_t Nparams, bool *foundError) {
|
|
const bool old_parsingMathEnvironment=parsingMathEnvironment;
|
|
auto reset_parsingMathEnvironment=JKQTPFinally([&]() { parsingMathEnvironment=old_parsingMathEnvironment; });
|
|
if (*foundError) *foundError=false;
|
|
if (Nparams<=0) return QStringList();
|
|
else {
|
|
QStringList params;
|
|
for (size_t n=0; n<Nparams; n++) {
|
|
if (n>0 || (n==0 && get)) getToken();
|
|
if (currentToken==MTTopenbrace) {
|
|
bool ok=true;
|
|
QString thisparam="";
|
|
while (ok) {
|
|
getToken();
|
|
if (currentToken==MTTtext) {
|
|
thisparam+=currentTokenName;
|
|
} else if (currentToken==MTTwhitespace) {
|
|
thisparam+=" ";
|
|
} else if (currentToken==MTTclosebrace) {
|
|
params.append(thisparam);
|
|
ok=false;
|
|
} else {
|
|
if (*foundError) *foundError=true;
|
|
return params;
|
|
}
|
|
}
|
|
} else {
|
|
if (*foundError) *foundError=true;
|
|
return params;
|
|
}
|
|
}
|
|
return params;
|
|
}
|
|
}
|
|
|
|
QString JKQTMathText::parseSingleString(bool get) {
|
|
const bool old_parsingMathEnvironment=parsingMathEnvironment;
|
|
auto reset_parsingMathEnvironment=JKQTPFinally([&]() { parsingMathEnvironment=old_parsingMathEnvironment; });
|
|
bool ok=true;
|
|
QString thisparam="";
|
|
while (ok) {
|
|
if (get) getToken();
|
|
get=true;
|
|
if (currentToken==MTTtext) {
|
|
thisparam+=currentTokenName;
|
|
} else if (currentToken==MTTwhitespace) {
|
|
thisparam+=" ";
|
|
} else {
|
|
ok=false;
|
|
}
|
|
}
|
|
return thisparam;
|
|
}
|
|
|
|
QString JKQTMathText::readUntil(bool get, const QString &endsequence, bool removeFirstlineWhitespace)
|
|
{
|
|
if (get) currentTokenID++;
|
|
QString seq;
|
|
while (currentTokenID<parseString.size() && !seq.endsWith(endsequence)) {
|
|
seq+=parseString[currentTokenID];
|
|
currentTokenID++;
|
|
}
|
|
currentTokenID--;
|
|
if (seq.endsWith(endsequence)) {
|
|
seq=seq.left(seq.size()-endsequence.size());
|
|
}
|
|
if (removeFirstlineWhitespace) {
|
|
QStringList sl=seq.split('\n');
|
|
if (sl.size()>0) {
|
|
bool allWS=true;
|
|
for (const QChar& ch: sl.first()) {
|
|
if (!ch.isSpace()) {
|
|
allWS=false;
|
|
break;
|
|
}
|
|
}
|
|
if (allWS) sl.removeFirst();
|
|
}
|
|
if (sl.size()>0) {
|
|
bool allWS=true;
|
|
for (const QChar& ch: sl.last()) {
|
|
if (!ch.isSpace()) {
|
|
allWS=false;
|
|
break;
|
|
}
|
|
}
|
|
if (allWS) sl.removeLast();
|
|
}
|
|
seq=sl.join("\n");
|
|
}
|
|
|
|
return seq;
|
|
}
|
|
|
|
|
|
JKQTMathTextNode *JKQTMathText::getParsedNode() const {
|
|
return this->parsedNode;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool JKQTMathText::parse(const QString& text, ParseOptions options){
|
|
QString ntext;
|
|
if (options.testFlag(StartWithMathMode)) ntext=QString("$")+text+QString("$");
|
|
if (options.testFlag(AddSpaceBeforeAndAfter)) ntext=QString("\\;")+text+QString("\\;");
|
|
else ntext=text;
|
|
if (parsedNode && parseString==ntext) return true;
|
|
|
|
|
|
if (parsedNode!=nullptr) delete parsedNode;
|
|
parseString=ntext;
|
|
|
|
currentTokenID=-1;
|
|
currentToken=MTTnone;
|
|
currentTokenName="";
|
|
parsingMathEnvironment=false;
|
|
lastLineCount.clear();
|
|
|
|
error_list.clear();
|
|
if (options.testFlag(AllowLinebreaks)) {
|
|
parsedNode=parseMultilineLatexString(true, QString(""), MTHALeft, 1.0, MTSMDefaultSpacing, MTVOFirstLine);
|
|
} else {
|
|
parsedNode=parseLatexString(true);
|
|
}
|
|
parsedNode=simplifyJKQTMathTextNode(parsedNode);
|
|
return (parsedNode!=nullptr);
|
|
}
|
|
|
|
|
|
QSizeF JKQTMathText::getSize(QPainter& painter){
|
|
if (getNodeTree()!=nullptr) {
|
|
const JKQTMathTextNodeSize s=getSizeDetail(painter);
|
|
return s.getSize();
|
|
}
|
|
return QSizeF(0,0);
|
|
}
|
|
|
|
QSize JKQTMathText::getIntSize(QPainter &painter)
|
|
{
|
|
if (getNodeTree()!=nullptr) {
|
|
const JKQTMathTextNodeSize s=getSizeDetail(painter);
|
|
return s.getIntSize();
|
|
}
|
|
return QSize(0,0);
|
|
}
|
|
|
|
double JKQTMathText::getDescent(QPainter& painter) {
|
|
const JKQTMathTextNodeSize s=getSizeDetail(painter);
|
|
return s.getDescent();
|
|
}
|
|
|
|
double JKQTMathText::getAscent(QPainter& painter) {
|
|
const JKQTMathTextNodeSize s=getSizeDetail(painter);
|
|
return s.baselineHeight;
|
|
}
|
|
|
|
void JKQTMathText::getSizeDetail(QPainter& painter, double& width, double& ascent, double& descent, double& strikeoutPos) {
|
|
JKQTMathTextNodeSize s=getSizeDetail(painter);
|
|
width=s.width;
|
|
ascent=s.baselineHeight;
|
|
descent=s.getDescent();
|
|
strikeoutPos=s.strikeoutPos;
|
|
}
|
|
|
|
JKQTMathTextNodeSize JKQTMathText::getSizeDetail(QPainter &painter)
|
|
{
|
|
JKQTMathTextNodeSize s;
|
|
if (getNodeTree()!=nullptr) {
|
|
JKQTMathTextEnvironment ev;
|
|
ev.color=fontColor;
|
|
ev.fontSize=fontSize;
|
|
ev.fontSizeUnit=fontSizeUnits;
|
|
|
|
s=getNodeTree()->getSize(painter, ev);
|
|
}
|
|
return s;
|
|
}
|
|
|
|
void JKQTMathText::draw(QPainter &painter, QPointF x, bool drawBoxes)
|
|
{
|
|
draw(painter, x.x(), x.y(), drawBoxes);
|
|
}
|
|
|
|
double JKQTMathText::draw(QPainter& painter, double x, double y, bool drawBoxes){
|
|
if (getNodeTree()!=nullptr) {
|
|
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
|
|
JKQTMathTextEnvironment ev;
|
|
ev.color=fontColor;
|
|
ev.fontSize=fontSize;
|
|
ev.fontSizeUnit=fontSizeUnits;
|
|
getNodeTree()->setDrawBoxes(drawBoxes);
|
|
const double xend=getNodeTree()->draw(painter, x, y, ev);
|
|
return xend;
|
|
}
|
|
return x;
|
|
}
|
|
|
|
void JKQTMathText::draw(QPainter& painter, unsigned int flags, QRectF rect, bool drawBoxes) {
|
|
if (getNodeTree()!=nullptr) {
|
|
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
|
|
|
|
JKQTMathTextEnvironment ev;
|
|
ev.color=fontColor;
|
|
ev.fontSize=fontSize;
|
|
ev.fontSizeUnit=fontSizeUnits;
|
|
getNodeTree()->setDrawBoxes(drawBoxes);
|
|
|
|
const JKQTMathTextNodeSize size= getSizeDetail(painter);
|
|
|
|
// align left top
|
|
double x=rect.left();
|
|
double y=rect.top()+size.baselineHeight;
|
|
|
|
// care for horizontal align
|
|
if ((flags & Qt::AlignRight) != 0) x=x+rect.width()-size.width;
|
|
else if ((flags & Qt::AlignHCenter) != 0) x=x+(rect.width()-size.width)/2.0;
|
|
|
|
// care for vertical align
|
|
if ((flags & Qt::AlignBottom) != 0) y=y+rect.height()-size.overallHeight;
|
|
else if ((flags & Qt::AlignVCenter) != 0) y=y+(rect.height()-size.overallHeight)/2.0;
|
|
|
|
// finally draw
|
|
const double xend=getNodeTree()->draw(painter, x, y, ev);
|
|
}
|
|
}
|
|
|
|
QPixmap JKQTMathText::drawIntoPixmap(bool drawBoxes, QColor backgroundColor, int sizeincrease, qreal devicePixelRatio)
|
|
{
|
|
// 1. generate dummy QPixmap that is needed to use a QPainter
|
|
// we need the dummy, because we first need to determine the size of the render output
|
|
// for which we need a QPainter.
|
|
QPixmap pix(1,1);
|
|
pix.setDevicePixelRatio(devicePixelRatio);
|
|
{
|
|
QPainter painter;
|
|
|
|
// 2. now we determine the size and additional parameters,
|
|
// such as the ascent(or "baseline height")
|
|
painter.begin(&pix);
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
|
painter.setRenderHint(QPainter::TextAntialiasing);
|
|
painter.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
const JKQTMathTextNodeSize size=getSizeDetail(painter);
|
|
const QSize pixsize=size.getIntSize()+QSize(2*sizeincrease,2*sizeincrease);
|
|
painter.end();
|
|
|
|
// 3. finally we can generate a QPixmap with the appropriate
|
|
// size to contain the full rendering. We fill it with the
|
|
// color white and finally paint the math markup/LaTeX string
|
|
pix=QPixmap(pixsize);
|
|
pix.setDevicePixelRatio(devicePixelRatio);
|
|
pix.fill(backgroundColor);
|
|
painter.begin(&pix);
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
|
painter.setRenderHint(QPainter::TextAntialiasing);
|
|
painter.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
draw(painter, Qt::AlignVCenter|Qt::AlignHCenter, QRect(QPoint(0,0),pixsize), drawBoxes);
|
|
painter.end();
|
|
}
|
|
return pix;
|
|
}
|
|
|
|
QImage JKQTMathText::drawIntoImage(bool drawBoxes, QColor backgroundColor, int sizeincrease, qreal devicePixelRatio, unsigned int resolution_dpi)
|
|
{
|
|
// 1. generate dummy QPixmap that is needed to use a QPainter
|
|
// we need the dummy, because we first need to determine the size of the render output
|
|
// for which we need a QPainter.
|
|
QImage img(1,1,QImage::Format_ARGB32);
|
|
img.setDevicePixelRatio(devicePixelRatio);
|
|
img.setDotsPerMeterX(resolution_dpi*(10000/254));
|
|
img.setDotsPerMeterY(resolution_dpi*(10000/254));
|
|
{
|
|
QPainter painter;
|
|
|
|
// 2. now we determine the size and additional parameters,
|
|
// such as the ascent(or "baseline height")
|
|
painter.begin(&img);
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
|
painter.setRenderHint(QPainter::TextAntialiasing);
|
|
painter.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
const JKQTMathTextNodeSize size=getSizeDetail(painter);
|
|
const QSize pixsize=size.getIntSize()+QSize(2*sizeincrease,2*sizeincrease);
|
|
painter.end();
|
|
|
|
// 3. finally we can generate a QPixmap with the appropriate
|
|
// size to contain the full rendering. We fill it with the
|
|
// color white and finally paint the math markup/LaTeX string
|
|
img=QImage(pixsize*devicePixelRatio,QImage::Format_ARGB32);
|
|
img.setDevicePixelRatio(devicePixelRatio);
|
|
img.setDotsPerMeterX(resolution_dpi*(10000/254));
|
|
img.setDotsPerMeterY(resolution_dpi*(10000/254));
|
|
img.fill(backgroundColor);
|
|
painter.begin(&img);
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
|
painter.setRenderHint(QPainter::TextAntialiasing);
|
|
painter.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
draw(painter, Qt::AlignVCenter|Qt::AlignHCenter, QRect(QPoint(0,0),pixsize), drawBoxes);
|
|
painter.end();
|
|
}
|
|
return img;
|
|
}
|
|
|
|
QPicture JKQTMathText::drawIntoPicture(bool drawBoxes)
|
|
{
|
|
// 1. generate dummy QPixmap that is needed to use a QPainter
|
|
// we need the dummy, because we first need to determine the size of the render output
|
|
// for which we need a QPainter.
|
|
QPicture pic;
|
|
{
|
|
QPainter painter;
|
|
|
|
// 2. now we determine the size and additional parameters,
|
|
// such as the ascent(or "baseline height")
|
|
painter.begin(&pic);
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
|
painter.setRenderHint(QPainter::TextAntialiasing);
|
|
painter.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
const JKQTMathTextNodeSize size=getSizeDetail(painter);
|
|
painter.end();
|
|
|
|
// 3. finally we can generate a QPixmap with the appropriate
|
|
// size to contain the full rendering. We fill it with the
|
|
// color white and finally paint the math markup/LaTeX string
|
|
painter.begin(&pic);
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
|
painter.setRenderHint(QPainter::TextAntialiasing);
|
|
painter.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
draw(painter, 0, size.baselineHeight, drawBoxes);
|
|
painter.end();
|
|
}
|
|
return pic;
|
|
}
|
|
|
|
|
|
JKQTMathTextNode *JKQTMathText::getNodeTree() const {
|
|
return parsedNode;
|
|
}
|
|
|
|
QString JKQTMathText::tokenType2String(tokenType type)
|
|
{
|
|
switch(type) {
|
|
case MTTnone: return "MTTnone";
|
|
case MTTtext: return "MTTtext";
|
|
case MTTinstruction: return "MTTinstruction";
|
|
case MTTinstructionNewline: return "MTTinstructionNewline";
|
|
case MTTunderscore: return "MTTunderscore";
|
|
case MTThat: return "MTThat";
|
|
case MTTdollar: return "MTTdollar";
|
|
case MTTopenbrace: return "MTTopenbrace";
|
|
case MTTclosebrace: return "MTTclosebrace";
|
|
case MTTopenbracket: return "MTTopenbracket";
|
|
case MTTclosebracket: return "MTTclosebracket";
|
|
case MTTwhitespace: return "MTTwhitespace";
|
|
case MTTampersand: return "MTTampersand";
|
|
case MTThyphen: return "MTThyphen";
|
|
case MTTendash: return "MTTendash";
|
|
case MTTemdash: return "MTTemdash";
|
|
case MTTinstructionVerbatim: return "MTTinstructionVerbatim";
|
|
case MTTinstructionVerbatimVisibleSpace: return "MTTinstructionVerbatimVisibleSpace";
|
|
case MTTinstructionBegin: return "MTTinstructionBegin";
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case MTTinstructionEnd: return "MTTinstructionEnd";
|
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}
|
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return "???";
|
|
}
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