HtmlHighlighter::HtmlHighlighter(QTextEdit *textEdit)
: QSyntaxHighlighter(textEdit->document())
{
QTextCharFormat entityFormat;
entityFormat.setForeground(Qt::red);
setFormatFor(Entity, entityFormat);
QTextCharFormat tagFormat;
tagFormat.setForeground(Qt::darkMagenta);
tagFormat.setFontWeight(QFont::Bold);
setFormatFor(Tag, tagFormat);
QTextCharFormat commentFormat;
commentFormat.setForeground(Qt::gray);
commentFormat.setFontItalic(true);
setFormatFor(Comment, commentFormat);
QTextCharFormat attributeFormat;
attributeFormat.setForeground(Qt::black);
attributeFormat.setFontWeight(QFont::Bold);
setFormatFor(Attribute, attributeFormat);
QTextCharFormat valueFormat;
valueFormat.setForeground(Qt::blue);
setFormatFor(Value, valueFormat);
}
tdHtmlHighlighter::tdHtmlHighlighter(QTextDocument *document)
: QSyntaxHighlighter(document)
{
QTextCharFormat entityFormat;
entityFormat.setForeground(QColor(0, 168, 0));
entityFormat.setFontWeight(QFont::Bold);
setFormatFor(Entity, entityFormat);
QTextCharFormat tagFormat;
tagFormat.setForeground(QColor(192, 16, 112));
tagFormat.setFontWeight(QFont::Bold);
setFormatFor(Tag, tagFormat);
QTextCharFormat commentFormat;
commentFormat.setForeground(QColor(128, 10, 74));
commentFormat.setFontItalic(true);
setFormatFor(Comment, commentFormat);
QTextCharFormat tagAttrFormat;
tagAttrFormat.setForeground(QColor(255, 96, 15));
tagAttrFormat.setFontWeight(QFont::Bold);
setFormatFor(TagAttr, tagAttrFormat);
QTextCharFormat quoteFormat;
quoteFormat.setForeground(QColor(0, 168, 0));
setFormatFor(Quote, quoteFormat);
QColor linkBlue(0, 10, 255);
QTextCharFormat quoteUriFormat;
quoteUriFormat.setForeground(linkBlue);
quoteUriFormat.setUnderlineStyle(QTextCharFormat::SingleUnderline);
quoteUriFormat.setUnderlineColor(linkBlue);
setFormatFor(QuoteUri, quoteUriFormat);
}
Highlighter::Highlighter(QTextDocument *document) //Constructor for HTML Syntax Highlighter
: QSyntaxHighlighter(document)
{
QPalette palette;
QColor foreground = palette.text().color();
QColor background = palette.base().color();
QTextCharFormat entityFormat;
QColor entityColor;
entityColor.setRed((foreground.red() + background.red()) / 2);
entityColor.setGreen(
(foreground.green() + background.green()) / 2);
entityColor.setBlue(
(foreground.blue() + background.blue()) / 2);
if (abs(entityColor.red() - background.red()) > 80)
entityColor.setRed(foreground.red());
else if (abs(entityColor.green()-background.green()) > 80)
entityColor.setGreen(foreground.green());
else entityColor.setBlue(foreground.blue());
entityFormat.setForeground(entityColor);
entityFormat.setFontWeight(QFont::Normal);
setFormatFor(Entity, entityFormat);
QTextCharFormat tagFormat;
QColor tagColor;
tagColor.setRed(foreground.red() + (background.red() - foreground.red()) / 4);
tagColor.setGreen(
foreground.green() + (background.green() - foreground.green()) / 4);
tagColor.setBlue(
foreground.blue() + (background.blue() - foreground.blue()) / 4);
tagFormat.setForeground(tagColor);
tagFormat.setFontWeight(QFont::Bold);
setFormatFor(Tag, tagFormat);
QTextCharFormat commentFormat;
QColor commentColor;
commentColor.setRed(background.red() + (foreground.red() - background.red()) / 3);
commentColor.setGreen(
background.green() + (foreground.green() - background.green()) / 3);
commentColor.setBlue(
background.blue() + (foreground.blue() - background.blue()) / 3);
commentFormat.setForeground(commentColor);
commentFormat.setFontWeight(QFont::Normal);
setFormatFor(Comment, commentFormat);
QTextCharFormat attributeFormat;
QColor attributeColor;
attributeColor.setRed((foreground.red() + background.red()) / 2);
attributeColor.setGreen(
(foreground.green() + background.green()) / 2);
attributeColor.setBlue(
(foreground.blue() + background.blue()) / 2);
if (abs(attributeColor.red() - background.red()) > 80)
attributeColor.setRed(background.red());
else if (abs(attributeColor.green() - background.green()) > 80)
attributeColor.setGreen(background.green());
else attributeColor.setBlue(background.blue());
attributeFormat.setForeground(attributeColor);
attributeFormat.setFontWeight(QFont::Normal);
setFormatFor(Attribute, attributeFormat);
}
