120ca87015
git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5000 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
123 lines
4.8 KiB
C++
123 lines
4.8 KiB
C++
/***************************************************************************
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* Copyright (c) 2008 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library 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 Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <QRegExp>
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#endif
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#include "PovrayHighlighter.h"
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using namespace RaytracingGui;
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namespace RaytracingGui {
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class PovrayHighlighterP
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{
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public:
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PovrayHighlighterP()
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{
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keywords << QLatin1String("include") << QLatin1String("if")
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<< QLatin1String("ifdef") << QLatin1String("ifndef")
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<< QLatin1String("switch") << QLatin1String("while")
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<< QLatin1String("macro") << QLatin1String("else")
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<< QLatin1String("end") << QLatin1String("declare")
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<< QLatin1String("local") << QLatin1String("undef")
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<< QLatin1String("fopen") << QLatin1String("fclose")
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<< QLatin1String("read") << QLatin1String("write")
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<< QLatin1String("default") << QLatin1String("version")
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<< QLatin1String("debug") << QLatin1String("case")
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<< QLatin1String("range") << QLatin1String("break")
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<< QLatin1String("error") << QLatin1String("warning");
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;
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}
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QStringList keywords;
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};
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} // namespace RaytracingGui
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/**
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* Constructs a syntax highlighter.
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*/
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PovrayHighlighter::PovrayHighlighter(QObject* parent)
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: SyntaxHighlighter(parent)
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{
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d = new PovrayHighlighterP;
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}
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/** Destroys this object. */
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PovrayHighlighter::~PovrayHighlighter()
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{
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delete d;
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}
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void PovrayHighlighter::highlightBlock(const QString &text)
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{
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enum { NormalState = -1, InsideCStyleComment };
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int state = previousBlockState();
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int start = 0;
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for (int i = 0; i < text.length(); ++i) {
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if (state == InsideCStyleComment) {
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if (text.mid(i, 2) == QLatin1String("*/")) {
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state = NormalState;
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setFormat(start, i - start + 2, this->colorByType(SyntaxHighlighter::BlockComment));
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}
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}
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else {
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if (text.mid(i, 2) == QLatin1String("//")) {
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setFormat(i, text.length() - i, this->colorByType(SyntaxHighlighter::Comment));
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break;
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}
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else if (text.mid(i, 2) == QLatin1String("/*")) {
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start = i;
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state = InsideCStyleComment;
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}
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else if (text.mid(i,1) == QLatin1String("#")) {
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QRegExp rx(QLatin1String("#\\s*(\\w*)"));
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int pos = text.indexOf(rx, i);
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if (pos != -1) {
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if (d->keywords.contains(rx.cap(1)) != 0)
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setFormat(i, rx.matchedLength(), this->colorByType(SyntaxHighlighter::Keyword));
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i += rx.matchedLength();
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}
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}
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else if (text[i] == QLatin1Char('"')) {
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int j=i;
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for (;j<text.length();j++) {
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if (j > i && text[j] == QLatin1Char('"'))
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break;
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}
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setFormat(i, j-i+1, this->colorByType(SyntaxHighlighter::String));
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i = j;
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}
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}
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}
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if (state == InsideCStyleComment)
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setFormat(start, text.length() - start, this->colorByType(SyntaxHighlighter::BlockComment));
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setCurrentBlockState(state);
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}
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