diff options
Diffstat (limited to 'src/gui/text/qtextdocument.cpp')
| -rw-r--r-- | src/gui/text/qtextdocument.cpp | 167 |
1 files changed, 134 insertions, 33 deletions
diff --git a/src/gui/text/qtextdocument.cpp b/src/gui/text/qtextdocument.cpp index 2c677dffe0..c80617f929 100644 --- a/src/gui/text/qtextdocument.cpp +++ b/src/gui/text/qtextdocument.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtGui module of the Qt Toolkit. @@ -70,6 +70,12 @@ #include <private/qabstracttextdocumentlayout_p.h> #include "qpagedpaintdevice.h" #include "private/qpagedpaintdevice_p.h" +#if QT_CONFIG(textmarkdownreader) +#include <private/qtextmarkdownimporter_p.h> +#endif +#if QT_CONFIG(textmarkdownwriter) +#include <private/qtextmarkdownwriter_p.h> +#endif #include <limits.h> @@ -2072,6 +2078,7 @@ void QTextDocument::print(QPagedPaintDevice *printer) const The icon needs to be converted to one of the supported types first, for example using QIcon::pixmap. \value StyleSheetResource The resource contains CSS. + \value MarkdownResource The resource contains Markdown. \value UserResource The first available value for user defined resource types. @@ -2471,9 +2478,19 @@ bool QTextHtmlExporter::emitCharFormatStyle(const QTextCharFormat &format) if (format.foreground() != defaultCharFormat.foreground() && format.foreground().style() != Qt::NoBrush) { - html += QLatin1String(" color:"); - html += colorValue(format.foreground().color()); - html += QLatin1Char(';'); + QBrush brush = format.foreground(); + if (brush.style() == Qt::TexturePattern) { + const bool isPixmap = qHasPixmapTexture(brush); + const qint64 cacheKey = isPixmap ? brush.texture().cacheKey() : brush.textureImage().cacheKey(); + + html += QLatin1String(" -qt-fg-texture-cachekey:"); + html += QString::number(cacheKey); + html += QLatin1String(";"); + } else { + html += QLatin1String(" color:"); + html += colorValue(brush.color()); + html += QLatin1Char(';'); + } attributesEmitted = true; } @@ -2576,51 +2593,43 @@ void QTextHtmlExporter::emitFloatStyle(QTextFrameFormat::Position pos, StyleMode html += QLatin1Char('\"'); } -void QTextHtmlExporter::emitBorderStyle(QTextFrameFormat::BorderStyle style) +static QLatin1String richtextBorderStyleToHtmlBorderStyle(QTextFrameFormat::BorderStyle style) { - Q_ASSERT(style <= QTextFrameFormat::BorderStyle_Outset); - - html += QLatin1String(" border-style:"); - switch (style) { case QTextFrameFormat::BorderStyle_None: - html += QLatin1String("none"); - break; + return QLatin1String("none"); case QTextFrameFormat::BorderStyle_Dotted: - html += QLatin1String("dotted"); - break; + return QLatin1String("dotted"); case QTextFrameFormat::BorderStyle_Dashed: - html += QLatin1String("dashed"); - break; + return QLatin1String("dashed"); case QTextFrameFormat::BorderStyle_Solid: - html += QLatin1String("solid"); - break; + return QLatin1String("solid"); case QTextFrameFormat::BorderStyle_Double: - html += QLatin1String("double"); - break; + return QLatin1String("double"); case QTextFrameFormat::BorderStyle_DotDash: - html += QLatin1String("dot-dash"); - break; + return QLatin1String("dot-dash"); case QTextFrameFormat::BorderStyle_DotDotDash: - html += QLatin1String("dot-dot-dash"); - break; + return QLatin1String("dot-dot-dash"); case QTextFrameFormat::BorderStyle_Groove: - html += QLatin1String("groove"); - break; + return QLatin1String("groove"); case QTextFrameFormat::BorderStyle_Ridge: - html += QLatin1String("ridge"); - break; + return QLatin1String("ridge"); case QTextFrameFormat::BorderStyle_Inset: - html += QLatin1String("inset"); - break; + return QLatin1String("inset"); case QTextFrameFormat::BorderStyle_Outset: - html += QLatin1String("outset"); - break; + return QLatin1String("outset"); default: - Q_ASSERT(false); - break; + Q_UNREACHABLE(); }; + return QLatin1String(""); +} +void QTextHtmlExporter::emitBorderStyle(QTextFrameFormat::BorderStyle style) +{ + Q_ASSERT(style <= QTextFrameFormat::BorderStyle_Outset); + + html += QLatin1String(" border-style:"); + html += richtextBorderStyleToHtmlBorderStyle(style); html += QLatin1Char(';'); } @@ -2733,6 +2742,12 @@ void QTextHtmlExporter::emitFragment(const QTextFragment &fragment) if (imgFmt.hasProperty(QTextFormat::ImageName)) emitAttribute("src", imgFmt.name()); + if (imgFmt.hasProperty(QTextFormat::ImageAltText)) + emitAttribute("alt", imgFmt.stringProperty(QTextFormat::ImageAltText)); + + if (imgFmt.hasProperty(QTextFormat::ImageTitle)) + emitAttribute("title", imgFmt.stringProperty(QTextFormat::ImageTitle)); + if (imgFmt.hasProperty(QTextFormat::ImageWidth)) emitAttribute("width", QString::number(imgFmt.width())); @@ -3181,6 +3196,33 @@ void QTextHtmlExporter::emitTable(const QTextTable *table) if (cellFormat.hasProperty(QTextFormat::TableCellBottomPadding)) styleString += QLatin1String(" padding-bottom:") + QString::number(cellFormat.bottomPadding()) + QLatin1Char(';'); + if (cellFormat.hasProperty(QTextFormat::TableCellTopBorder)) + styleString += QLatin1String(" border-top:") + QString::number(cellFormat.topBorder()) + QLatin1String("px;"); + if (cellFormat.hasProperty(QTextFormat::TableCellRightBorder)) + styleString += QLatin1String(" border-right:") + QString::number(cellFormat.rightBorder()) + QLatin1String("px;"); + if (cellFormat.hasProperty(QTextFormat::TableCellBottomBorder)) + styleString += QLatin1String(" border-bottom:") + QString::number(cellFormat.bottomBorder()) + QLatin1String("px;"); + if (cellFormat.hasProperty(QTextFormat::TableCellLeftBorder)) + styleString += QLatin1String(" border-left:") + QString::number(cellFormat.leftBorder()) + QLatin1String("px;"); + + if (cellFormat.hasProperty(QTextFormat::TableCellTopBorderBrush)) + styleString += QLatin1String(" border-top-color:") + cellFormat.topBorderBrush().color().name() + QLatin1Char(';'); + if (cellFormat.hasProperty(QTextFormat::TableCellRightBorderBrush)) + styleString += QLatin1String(" border-right-color:") + cellFormat.rightBorderBrush().color().name() + QLatin1Char(';'); + if (cellFormat.hasProperty(QTextFormat::TableCellBottomBorderBrush)) + styleString += QLatin1String(" border-bottom-color:") + cellFormat.bottomBorderBrush().color().name() + QLatin1Char(';'); + if (cellFormat.hasProperty(QTextFormat::TableCellLeftBorderBrush)) + styleString += QLatin1String(" border-left-color:") + cellFormat.leftBorderBrush().color().name() + QLatin1Char(';'); + + if (cellFormat.hasProperty(QTextFormat::TableCellTopBorderStyle)) + styleString += QLatin1String(" border-top-style:") + richtextBorderStyleToHtmlBorderStyle(cellFormat.topBorderStyle()) + QLatin1Char(';'); + if (cellFormat.hasProperty(QTextFormat::TableCellRightBorderStyle)) + styleString += QLatin1String(" border-right-style:") + richtextBorderStyleToHtmlBorderStyle(cellFormat.rightBorderStyle()) + QLatin1Char(';'); + if (cellFormat.hasProperty(QTextFormat::TableCellBottomBorderStyle)) + styleString += QLatin1String(" border-bottom-style:") + richtextBorderStyleToHtmlBorderStyle(cellFormat.bottomBorderStyle()) + QLatin1Char(';'); + if (cellFormat.hasProperty(QTextFormat::TableCellLeftBorderStyle)) + styleString += QLatin1String(" border-left-style:") + richtextBorderStyleToHtmlBorderStyle(cellFormat.leftBorderStyle()) + QLatin1Char(';'); + if (!styleString.isEmpty()) html += QLatin1String(" style=\"") + styleString + QLatin1Char('\"'); @@ -3287,6 +3329,9 @@ void QTextHtmlExporter::emitFrameStyle(const QTextFrameFormat &format, FrameType QString::number(format.leftMargin()), QString::number(format.rightMargin())); + if (format.property(QTextFormat::TableBorderCollapse).toBool()) + html += QLatin1String(" border-collapse:collapse;"); + if (html.length() == originalHtmlLength) // nothing emitted? html.chop(styleAttribute.size()); else @@ -3317,6 +3362,62 @@ QString QTextDocument::toHtml(const QByteArray &encoding) const #endif // QT_NO_TEXTHTMLPARSER /*! + \since 5.14 + Returns a string containing a Markdown representation of the document with + the given \a features, or an empty string if writing fails for any reason. + + \sa setMarkdown +*/ +#if QT_CONFIG(textmarkdownwriter) +QString QTextDocument::toMarkdown(QTextDocument::MarkdownFeatures features) const +{ + QString ret; + QTextStream s(&ret); + QTextMarkdownWriter w(s, features); + if (w.writeAll(this)) + return ret; + return QString(); +} +#endif + +/*! + \since 5.14 + Replaces the entire contents of the document with the given + Markdown-formatted text in the \a markdown string, with the given + \a features supported. By default, all supported GitHub-style + Markdown features are included; pass \c MarkdownDialectCommonMark + for a more basic parse. + + The Markdown formatting is respected as much as possible; for example, + "*bold* text" will produce text where the first word has a font weight that + gives it an emphasized appearance. + + Parsing of HTML included in the \a markdown string is handled in the same + way as in \l setHtml; however, Markdown formatting inside HTML blocks is + not supported. + + Some features of the parser can be enabled or disabled via the \a features + argument: + + \value MarkdownNoHTML + Any HTML tags in the Markdown text will be discarded + \value MarkdownDialectCommonMark + The parser supports only the features standardized by CommonMark + \value MarkdownDialectGitHub + The parser supports the GitHub dialect + + The default is \c MarkdownDialectGitHub. + + The undo/redo history is reset when this function is called. +*/ +#if QT_CONFIG(textmarkdownreader) +void QTextDocument::setMarkdown(const QString &markdown, QTextDocument::MarkdownFeatures features) +{ + QTextMarkdownImporter(static_cast<QTextMarkdownImporter::Features>(int(features))).import(this, markdown); +} +#endif + +/*! Returns a vector of text formats for all the formats used in the document. */ QVector<QTextFormat> QTextDocument::allFormats() const |