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snwSyntaxHighlighter.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
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7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions are met:
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11  this list of conditions and the following disclaimer.
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31 =========================================================================*/
32 
33 #include "snwSyntaxHighlighter.h"
34 #include <iostream>
35 
36 namespace snw
37 {
38 
39 SyntaxHighlighter::SyntaxHighlighter(QTextDocument* parent) : QSyntaxHighlighter(parent)
40 {
41 
42 }
43 
44 void SyntaxHighlighter::highlightBlock(const QString &text)
45 {
46  QTextCharFormat format;
47  QString pattern;
48 
49  //xml element: <elem>
50  format = QTextCharFormat();
51  format.setForeground(QColor("darkviolet"));
52  format.setFontWeight(QFont::Bold);
53  pattern = "<[^>]*>";
54  this->applyFormat(text, format, pattern);
55 
56  //xml comment: <!comment>
57  format = QTextCharFormat();
58  format.setForeground(QColor("green"));
59  format.setFontItalic(true);
60  pattern = "<![^>]*>";
61  applyFormat(text, format, pattern);
62 
63  //quotations: "text"
64  format = QTextCharFormat();
65  format.setForeground(QColor("blue"));
66  pattern = "\"[^\"]*\"";
67  applyFormat(text, format, pattern);
68 }
69 
70 void SyntaxHighlighter::highlightTimestamp(const QString &text)
71 {
72  QTextCharFormat format;
73  QString pattern;
74 
75  // timestamp format: [12:30:00 :000] with some parts optional
76  QString stampPattern = "^\\[?[0-9]{2}:[0-9]{2}:[0-9]{2}( :[0-9]{3})?\\]?";
77  // heading part: timestamp + function name from SW_LOG.
78  QString headingPattern = stampPattern+"\\s\\w*\\s--\\s";
79  headingPattern = headingPattern+"|------->.*"; // add the SW_LOG control lines.
80 
81  // set entire header to bold
82  format.setFontWeight(QFont::Bold);
83  format.setForeground(Qt::black);
84  applyFormat(text, format, headingPattern);
85 
86  // set the timestamp part to magenta
87  format.setFontWeight(QFont::Bold);
88  format.setForeground(Qt::darkMagenta);
89  applyFormat(text, format, stampPattern);
90 }
91 
92 void SyntaxHighlighter::applyFormat(const QString &text, const QTextCharFormat& format, const QString pattern)
93 {
94  QRegExp expression(pattern);
95  int index = text.indexOf(expression);
96  while (index >= 0)
97  {
98  int length = expression.matchedLength();
99 // std::cout << "---[hit] " << index << " " << length << " - " << text.mid(index,length).toStdString() << std::endl;
100  setFormat(index, length, format);
101  index = text.indexOf(expression, index + length);
102  }
103 }
104 
105 
106 } // namespace snw
SyntaxHighlighter(QTextDocument *parent)
RealScalar length() const
virtual void highlightBlock(const QString &text)