FreeCAD WebAssembly development snapshot

src/Gui/SyntaxHighlighter.cpp

@@ -0,0 +1,212 @@
+/***************************************************************************
+ *   Copyright (c) 2008 Werner Mayer <wmayer[at]users.sourceforge.net>     *
+ *                                                                         *
+ *   This file is part of the FreeCAD CAx development system.              *
+ *                                                                         *
+ *   This library is free software; you can redistribute it and/or         *
+ *   modify it under the terms of the GNU Library General Public           *
+ *   License as published by the Free Software Foundation; either          *
+ *   version 2 of the License, or (at your option) any later version.      *
+ *                                                                         *
+ *   This library  is distributed in the hope that it will be useful,      *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU Library General Public License for more details.                  *
+ *                                                                         *
+ *   You should have received a copy of the GNU Library General Public     *
+ *   License along with this library; see the file COPYING.LIB. If not,    *
+ *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
+ *   Suite 330, Boston, MA  02111-1307, USA                                *
+ *                                                                         *
+ ***************************************************************************/
+
+
+#include <QApplication>
+#include <QPalette>
+
+#include "SyntaxHighlighter.h"
+
+
+using namespace Gui;
+
+namespace Gui
+{
+class SyntaxHighlighterP
+{
+public:
+    SyntaxHighlighterP()
+    {
+        cNormalText = qApp->palette().windowText().color();
+        cComment.setRgb(0, 170, 0);
+        cBlockcomment.setRgb(160, 160, 164);
+        cLiteral.setRgb(255, 0, 0);
+        cNumber.setRgb(0, 0, 255);
+        cOperator.setRgb(160, 160, 164);
+        cKeyword.setRgb(0, 0, 255);
+        cClassName.setRgb(255, 170, 0);
+        cDefineName.setRgb(255, 170, 0);
+        cOutput.setRgb(170, 170, 127);
+        cError.setRgb(255, 0, 0);
+    }
+
+    QColor cNormalText, cComment, cBlockcomment, cLiteral, cNumber, cOperator, cKeyword, cClassName,
+        cDefineName, cOutput, cError;
+};
+}  // namespace Gui
+
+/**
+ * Constructs a syntax highlighter.
+ */
+SyntaxHighlighter::SyntaxHighlighter(QObject* parent)
+    : QSyntaxHighlighter(parent)
+{
+    d = new SyntaxHighlighterP;
+}
+
+/** Destroys this object. */
+SyntaxHighlighter::~SyntaxHighlighter()
+{
+    delete d;
+}
+
+/** Sets the color \a col to the paragraph type \a type.
+ * This method is provided for convenience to specify the paragraph type
+ * by its name.
+ */
+void SyntaxHighlighter::setColor(const QString& type, const QColor& col)
+{
+    // Rehighlighting is very expensive, thus avoid it if this color is already set
+    QColor old = color(type);
+    if (!old.isValid()) {
+        return;  // no such type
+    }
+    if (old == col) {
+        return;
+    }
+    if (type == QLatin1String("Text")) {
+        d->cNormalText = col;
+    }
+    else if (type == QLatin1String("Comment")) {
+        d->cComment = col;
+    }
+    else if (type == QLatin1String("Block comment")) {
+        d->cBlockcomment = col;
+    }
+    else if (type == QLatin1String("Number")) {
+        d->cNumber = col;
+    }
+    else if (type == QLatin1String("String")) {
+        d->cLiteral = col;
+    }
+    else if (type == QLatin1String("Keyword")) {
+        d->cKeyword = col;
+    }
+    else if (type == QLatin1String("Class name")) {
+        d->cClassName = col;
+    }
+    else if (type == QLatin1String("Define name")) {
+        d->cDefineName = col;
+    }
+    else if (type == QLatin1String("Operator")) {
+        d->cOperator = col;
+    }
+    else if (type == QLatin1String("Python output")) {
+        d->cOutput = col;
+    }
+    else if (type == QLatin1String("Python error")) {
+        d->cError = col;
+    }
+    colorChanged(type, col);
+}
+
+QColor SyntaxHighlighter::color(const QString& type)
+{
+    if (type == QLatin1String("Text")) {
+        return d->cNormalText;
+    }
+    else if (type == QLatin1String("Comment")) {
+        return d->cComment;
+    }
+    else if (type == QLatin1String("Block comment")) {
+        return d->cBlockcomment;
+    }
+    else if (type == QLatin1String("Number")) {
+        return d->cNumber;
+    }
+    else if (type == QLatin1String("String")) {
+        return d->cLiteral;
+    }
+    else if (type == QLatin1String("Keyword")) {
+        return d->cKeyword;
+    }
+    else if (type == QLatin1String("Class name")) {
+        return d->cClassName;
+    }
+    else if (type == QLatin1String("Define name")) {
+        return d->cDefineName;
+    }
+    else if (type == QLatin1String("Operator")) {
+        return d->cOperator;
+    }
+    else if (type == QLatin1String("Python output")) {
+        return d->cOutput;
+    }
+    else if (type == QLatin1String("Python error")) {
+        return d->cError;
+    }
+    else {
+        return {};  // not found
+    }
+}
+
+QColor SyntaxHighlighter::colorByType(SyntaxHighlighter::TColor type)
+{
+    if (type == SyntaxHighlighter::Text) {
+        return d->cNormalText;
+    }
+    else if (type == SyntaxHighlighter::Comment) {
+        return d->cComment;
+    }
+    else if (type == SyntaxHighlighter::BlockComment) {
+        return d->cBlockcomment;
+    }
+    else if (type == SyntaxHighlighter::Number) {
+        return d->cNumber;
+    }
+    else if (type == SyntaxHighlighter::String) {
+        return d->cLiteral;
+    }
+    else if (type == SyntaxHighlighter::Keyword) {
+        return d->cKeyword;
+    }
+    else if (type == SyntaxHighlighter::Classname) {
+        return d->cClassName;
+    }
+    else if (type == SyntaxHighlighter::Defname) {
+        return d->cDefineName;
+    }
+    else if (type == SyntaxHighlighter::Operator) {
+        return d->cOperator;
+    }
+    else if (type == SyntaxHighlighter::Output) {
+        return d->cOutput;
+    }
+    else if (type == SyntaxHighlighter::Error) {
+        return d->cError;
+    }
+    else {
+        return {};  // not found
+    }
+}
+
+void SyntaxHighlighter::colorChanged(const QString& type, const QColor& col)
+{
+    Q_UNUSED(type);
+    Q_UNUSED(col);
+    rehighlight();
+}
+
+int SyntaxHighlighter::maximumUserState() const
+{
+    return 8;
+}