void XmlWriter::readFragment(const QTextBlock ¤tBlock, QDomElement blockElement, QDomDocument *document) { //! [3] //! [4] QTextBlock::iterator it; for (it = currentBlock.begin(); !(it.atEnd()); ++it) { QTextFragment currentFragment = it.fragment(); if (currentFragment.isValid()) //! [3] //! [5] processFragment(currentFragment); //! [4] //! [5] if (currentFragment.isValid()) { QDomElement fragmentElement = document->createElement("fragment"); blockElement.appendChild(fragmentElement); fragmentElement.setAttribute("length", currentFragment.length()); QDomText fragmentText = document->createTextNode(currentFragment.text()); fragmentElement.appendChild(fragmentText); } //! [6] //! [7] } //! [7] //! [6] }
void Text::spatiumChanged(qreal oldVal, qreal newVal) { Element::spatiumChanged(oldVal, newVal); if (!sizeIsSpatiumDependent() || styled()) return; qreal v = newVal / oldVal; QTextCursor c(_doc); QTextBlock cb = _doc->begin(); while (cb.isValid()) { QTextBlock::iterator i(cb.begin()); for (; !i.atEnd(); ++i) { QTextFragment f = i.fragment(); if (f.isValid()) { int pos = f.position(); int len = f.length(); c.setPosition(pos, QTextCursor::MoveAnchor); c.setPosition(pos + len, QTextCursor::KeepAnchor); QTextCharFormat cf = c.charFormat(); QFont font = cf.font(); font.setPointSizeF(font.pointSizeF() * v); cf.setFont(font); c.setCharFormat(cf); } } cb = cb.next(); } }
void TextDocument::replaceImageUrl(const QUrl &oldName, const QString &newName) { QList <QPair<int, int> > fragments; QTextBlock block = begin(); while(block.isValid()) { QTextBlock::iterator iterator; for(iterator = block.begin(); !(iterator.atEnd()); ++iterator) { QTextFragment fragment = iterator.fragment(); if(fragment.isValid() && fragment.charFormat().isImageFormat()) { QTextImageFormat format = fragment.charFormat().toImageFormat(); if (QUrl::fromEncoded(format.name().toUtf8()) != oldName) {continue;} fragments.append(QPair<int, int>(fragment.position(), fragment.length())); } } block = block.next(); } QTextCursor cursor(this); cursor.beginEditBlock(); QPair<int, int> pair; foreach (pair, fragments) { cursor.setPosition(pair.first); cursor.movePosition(QTextCursor::Right, QTextCursor::KeepAnchor, pair.second); QTextImageFormat format = cursor.charFormat().toImageFormat(); format.setName(newName); cursor.mergeCharFormat(format); }
QString Dialog::toStringFromDocument() { QTextDocument *doc = message()->document(); QString txt; for (QTextBlock bl = doc->begin(); bl != doc->end(); bl = bl.next()) if (bl.isValid()) { for (QTextBlock::iterator it = bl.begin(); !it.atEnd(); ++it) { QTextFragment fragm = it.fragment(); if (fragm.isValid() && fragm.charFormat().isImageFormat()) { QString imgName = fragm.charFormat().toImageFormat().name(); txt += imgName; } else if (fragm.isValid()) txt += fragm.text(); } if (bl != doc->begin()) txt += "\n"; } int i = (int)txt.size() - 1; while (i >= 0 && (txt[i] == ' ' || txt[i] == '\n')) --i; txt.remove(i + 1, txt.size() - i - 1); return txt; }
int main(int argc, char *argv[]) { QApplication app(argc, argv); QTextEdit *editor = new QTextEdit; QTextDocument *document = new QTextDocument(editor); QTextCursor cursor(document); QTextImageFormat imageFormat; imageFormat.setName(":/images/advert.png"); cursor.insertImage(imageFormat); QTextBlock block = cursor.block(); QTextFragment fragment; QTextBlock::iterator it; for (it = block.begin(); !(it.atEnd()); ++it) { fragment = it.fragment(); if (fragment.contains(cursor.position())) break; } //! [0] if (fragment.isValid()) { QTextImageFormat newImageFormat = fragment.charFormat().toImageFormat(); if (newImageFormat.isValid()) { newImageFormat.setName(":/images/newimage.png"); QTextCursor helper = cursor; helper.setPosition(fragment.position()); helper.setPosition(fragment.position() + fragment.length(), QTextCursor::KeepAnchor); helper.setCharFormat(newImageFormat); //! [0] //! [1] } //! [1] //! [2] } //! [2] cursor.insertBlock(); cursor.insertText("Code less. Create more."); editor->setDocument(document); editor->setWindowTitle(tr("Text Document Image Format")); editor->resize(320, 480); editor->show(); return app.exec(); }
QString MercurialEditor::fileNameFromDiffSpecification(const QTextBlock &diffFileSpec) const { const QString filechangeId(QLatin1String("+++ b/")); QTextBlock::iterator iterator; for (iterator = diffFileSpec.begin(); !(iterator.atEnd()); iterator++) { QTextFragment fragment = iterator.fragment(); if(fragment.isValid()) { if (fragment.text().startsWith(filechangeId)) { const QString filename = fragment.text().remove(0, filechangeId.size()); return findDiffFile(filename, MercurialPlugin::instance()->versionControl()); } } } return QString(); }
/*! Replaces the entire contents of the document with the given HTML-formatted text in the \a text string */ void RichString::setHtml(const QString &text) { QTextDocument doc; doc.setHtml(text); QTextBlock block = doc.firstBlock(); QTextBlock::iterator it; for (it = block.begin(); !(it.atEnd()); ++it) { QTextFragment textFragment = it.fragment(); if (textFragment.isValid()) { Format fmt; fmt.setFont(textFragment.charFormat().font()); fmt.setFontColor(textFragment.charFormat().foreground().color()); addFragment(textFragment.text(), fmt); } } }
static PyObject *meth_QTextFragment_isValid(PyObject *sipSelf, PyObject *sipArgs) { PyObject *sipParseErr = NULL; { QTextFragment *sipCpp; if (sipParseArgs(&sipParseErr, sipArgs, "B", &sipSelf, sipType_QTextFragment, &sipCpp)) { bool sipRes; Py_BEGIN_ALLOW_THREADS sipRes = sipCpp->isValid(); Py_END_ALLOW_THREADS return PyBool_FromLong(sipRes); } }
QString TextDocumentSerializer::processBlockContent(QTextBlock block) { QTextBlock::iterator it = block.begin(); QString text; while(!it.atEnd()){ QTextFragment currentFragment = it.fragment(); if (currentFragment.isValid()) text += processFragment(currentFragment); ++it; } if(block.textList()) return QString("<li>%1</li>").arg(text); else return QString("%1<br>").arg(text); }
void MoveViewController::selectAndMarkAnchor(const QString& link) { QTextBlock block = this->document->begin(); while(block != this->document->end()) { QTextBlock::iterator it; for(it = block.begin(); !it.atEnd(); ++it) { QTextFragment fragment = it.fragment(); if(!fragment.isValid()) { continue; } QTextCharFormat format = fragment.charFormat(); if(format.isAnchor() && format.anchorHref() == link) { QTextCursor cursor = this->textCursor(); cursor.setPosition(fragment.position()); int len = 0; bool finished = false; // we want to mark (highlight) everything from the // start of the anchor until the end of the move // the end of the move is indicated by an empty space // (there is always an empty space after a move) while(!finished && !it.atEnd()) { if(it.fragment().text().startsWith(" ") || len >= 6) { finished = true; } else { len+= it.fragment().text().length(); it++; } } cursor.setPosition(fragment.position() + len, QTextCursor::KeepAnchor); setTextCursor(cursor); ensureCursorVisible(); return; } } block = block.next(); } }
FormattedMessage FormattedMessage::parse(const QTextDocument *document) { FormattedMessage result; QString text; QTextBlock block = document->firstBlock(); bool firstParagraph = true; while (block.isValid()) { bool firstFragment = true; for (QTextBlock::iterator it = block.begin(); !it.atEnd(); ++it) { QTextFragment fragment = it.fragment(); if (!fragment.isValid()) continue; if (!firstParagraph && firstFragment) text = '\n' + fragment.text(); else text = fragment.text(); QTextCharFormat format = fragment.charFormat(); parseImages(result, text, format.font().bold(), format.font().italic(), format.font().underline(), format.foreground().color()); firstFragment = false; } if (firstFragment) parseImages(result, "\n", false, false, false, QColor()); block = block.next(); firstParagraph = false; } return result; }
void XmlWriter::processBlock(QDomElement &parent, const QTextBlock &block) { QDomElement blockElement = document->createElement("block"); blockElement.setAttribute("position", block.position()); blockElement.setAttribute("length", block.length()); parent.appendChild(blockElement); QTextBlock::iterator it; for (it = block.begin(); !(it.atEnd()); ++it) { QTextFragment fragment = it.fragment(); if (fragment.isValid()) { QDomElement fragmentElement = document->createElement("fragment"); blockElement.appendChild(fragmentElement); fragmentElement.setAttribute("length", fragment.length()); QDomText fragmentText = document->createTextNode(fragment.text()); fragmentElement.appendChild(fragmentText); } } }
QString RichTextLineEdit::toSimpleHtml() const { QString html; for (QTextBlock block = document()->begin(); block.isValid(); block = block.next()) { for (QTextBlock::iterator i = block.begin(); !i.atEnd(); ++i) { QTextFragment fragment = i.fragment(); if (fragment.isValid()) { QTextCharFormat format = fragment.charFormat(); QColor color = format.foreground().color(); //QString text = Qt::escape(fragment.text()); //deleted for Qt5 QString text = QString(fragment.text()).toHtmlEscaped(); //added for Qt5 QStringList tags; if (format.verticalAlignment() == QTextCharFormat::AlignSubScript) tags << "sub"; else if (format.verticalAlignment() == QTextCharFormat::AlignSuperScript) tags << "sup"; if (format.fontItalic()) tags << "i"; if (format.fontWeight() > QFont::Normal) tags << "b"; if (format.fontStrikeOut()) tags << "s"; while (!tags.isEmpty()) text = QString("<%1>%2</%1>") .arg(tags.takeFirst()).arg(text); if (color != QColor(Qt::black)) text = QString("<font color=\"%1\">%2</font>") .arg(color.name()).arg(text); html += text; } } } return html; }
QString Tools::textDocumentToMinimalHTML(QTextDocument* document) { QString result = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\" \"http://www.w3.org/TR/html4/strict.dtd\">\n" "<html><head><meta name=\"qrichtext\" content=\"1\" /><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" /><style type=\"text/css\">\n" "p, li { white-space: pre-wrap; margin: 0px; }\n" "</style></head><body>\n"; QFont defaultFont; for (QTextBlock blockIt = document->begin(); blockIt != document->end(); blockIt = blockIt.next()) { result += HTM::PAR; for (QTextBlock::iterator subIt = blockIt.begin(); !(subIt.atEnd()); ++subIt) { QTextFragment currentFragment = subIt.fragment(); if (currentFragment.isValid()) { QTextCharFormat charFmt = currentFragment.charFormat(); const QColor& textColor = charFmt.foreground().color(); bool isTextBlack = (textColor == QColor() || textColor == QColor(Qt::black)); if (charFmt.font() == defaultFont && isTextBlack) { result += Qt::escape(currentFragment.text()); continue; } //If we use charFmt.fontWeight, setting a tag overrides it and all characters become non-bold. //So we use <b> </b> instead bool bold = (charFmt.fontWeight() >= QFont::Bold); if (bold) result += "<b>"; //Compose style string (font and color) result += "<span style=\""; if (charFmt.fontFamily() != defaultFont.family() && !charFmt.fontFamily().isEmpty()) result += QString(HTM::FONT_FAMILY).arg(charFmt.fontFamily()); if (charFmt.fontItalic()) result += QString(HTM::FONT_STYLE).arg(HTM::ITALIC); if (charFmt.fontUnderline()) result += QString(HTM::TEXT_DECORATION).arg(HTM::UNDERLINE); if (charFmt.fontStrikeOut()) result += QString(HTM::TEXT_DECORATION).arg(HTM::LINE_THROUGH); /*if (charFmt.fontWeight() != defaultFont.weight()) { QFont::Weight weight = (charFmt.fontWeight() >= QFont::Bold) ? QFont::Bold : QFont::Normal; result += QString(HTM::FONT_WEIGHT).arg(weight); }*/ if (charFmt.fontPointSize() != defaultFont.pointSize() && charFmt.fontPointSize() != 0) result += QString(HTM::FONT_SIZE).arg(charFmt.fontPointSize()); if (!isTextBlack) result += QString(HTM::COLOR).arg(textColor.name()); result += "\">" + Qt::escape(currentFragment.text()) + "</span>"; if (bold) result += "</b>"; } } result += HTM::_PAR; } result += "</body></html>"; return result; }
QString TextEditEx::getPlainText(int _from, int _to) const { if (_from == _to) return ""; if (_to != -1 && _to < _from) { assert(!"invalid data"); return ""; } QString out_string; QTextStream result(&out_string); int pos_start = 0; int length = 0; bool first = true; for (QTextBlock it_block = document()->begin(); it_block != document()->end(); it_block = it_block.next()) { if (!first) result << '\n'; pos_start = it_block.position(); if (_to != -1 && pos_start >= _to) break; for (QTextBlock::iterator it_fragment = it_block.begin(); it_fragment != it_block.end(); ++it_fragment) { QTextFragment currentFragment = it_fragment.fragment(); if (currentFragment.isValid()) { pos_start = currentFragment.position(); length = currentFragment.length(); if (pos_start + length <= _from) continue; if (_to != -1 && pos_start >= _to) break; first = false; if (currentFragment.charFormat().isImageFormat()) { if (pos_start < _from) continue; QTextImageFormat imgFmt = currentFragment.charFormat().toImageFormat(); auto iter = resource_index_.find(imgFmt.name()); if (iter != resource_index_.end()) result << iter->second; } else { QString fragment_text = currentFragment.text(); int c_start = std::max((_from - pos_start), 0); int count = -1; if (_to != -1 && _to <= pos_start + length) count = _to - pos_start - c_start; QString txt = fragment_text.mid(c_start, count); txt.remove(QChar::SoftHyphen); QChar *uc = txt.data(); QChar *e = uc + txt.size(); for (; uc != e; ++uc) { switch (uc->unicode()) { case 0xfdd0: // QTextBeginningOfFrame case 0xfdd1: // QTextEndOfFrame case QChar::ParagraphSeparator: case QChar::LineSeparator: *uc = QLatin1Char('\n'); break; case QChar::Nbsp: *uc = QLatin1Char(' '); break; default: ; } } result << txt; } } } } return out_string; }
//绘制klee面板上的显示效果 void DrcDockWidget::kleeDrawText() { QTextDocument *document = ui->resultKleeEdit->document(); QTextBlock currentBlock = document->begin(); QTextBlock::iterator it; QTextCursor cursor = ui->resultKleeEdit->textCursor(); while( true) { // 在修改chatformat时会改变当前Block的fragment // 所以++it的处理类似std::map中的erase操作 for (it = currentBlock.begin(); !(it.atEnd()); ) { QTextFragment currentFragment = it.fragment(); if (currentFragment.isValid()) { ++it; int pos = currentFragment.position(); QString strText = currentFragment.text(); qDebug() << "strText: " << strText; if(strText.contains(':')) { char str = strText.at(0).toLatin1(); QTextCharFormat fmt; QColor col; QFont font; font.setBold(true); fmt.setFont(font); fmt.setForeground(QBrush(QColor(255, 0, 0))); QTextCursor helper = cursor; QString strPart1 = strText.split(':').at(0); QString strPart2 = strText.split(':').at(1); switch(str) { case 'V': case 'h': case 'M': pos += strPart1.length() + 1; helper.setPosition(pos); helper.setPosition(pos + strPart2.length(), QTextCursor::KeepAnchor); fmt.setForeground(QBrush(QColor(255, 0, 0))); helper.setCharFormat(fmt); break; case 'i': case '/': pos += strPart1.length() + 1; helper.setPosition(pos); helper.setPosition(pos + strPart2.length(), QTextCursor::KeepAnchor); fmt.setForeground(QBrush(QColor(34, 139, 34))); helper.setCharFormat(fmt); break; case 'T': QString strPart3 = strText.split(':').at(2); //线程ID QString strPart4 = strPart2.split(',').at(0); pos += strPart1.length() + 1; helper.setPosition(pos); helper.setPosition(pos + strPart4.length(), QTextCursor::KeepAnchor); fmt.setForeground(QBrush(QColor(148, 0, 211))); helper.setCharFormat(fmt); pos += strPart2.length() + 1; //读写类型 helper.setPosition(pos); helper.setPosition(pos + strPart3.length(), QTextCursor::KeepAnchor); fmt.setForeground(QBrush(QColor(0, 0, 139))); helper.setCharFormat(fmt); break; } } } } currentBlock = currentBlock.next(); if(!currentBlock.isValid()) break; } // 光标移动到最后, 并设置拥有焦点 QTextCursor c = ui->resultKleeEdit->textCursor(); c.movePosition(QTextCursor::End, QTextCursor::MoveAnchor); ui->resultKleeEdit->setTextCursor(c); ui->resultKleeEdit->setFocus(Qt::MouseFocusReason); }
//绘制stub面板上的显示效果 只显示恶性数据竞争的那一行 void DrcDockWidget::stubDrawText() { QTextDocument *document = ui->resultStubEdit->document(); QTextBlock currentBlock = document->begin(); QTextBlock::iterator it; QTextCursor cursor = ui->resultStubEdit->textCursor(); //此处需要注意的是临时变量的生命周期!!! QString tempStr; int tempPos; while( true) { // 在修改chatformat时会改变当前Block的fragment // 所以++it的处理类似std::map中的erase操作 for (it = currentBlock.begin(); !(it.atEnd()); ) { QTextFragment currentFragment = it.fragment(); if (currentFragment.isValid()) { ++it; int pos = currentFragment.position(); QString strText = currentFragment.text(); QTextCharFormat fmt; QFont font; font.setBold(true); fmt.setFont(font); fmt.setForeground(QBrush(QColor(255, 0, 0))); QTextCursor helper = cursor; char str = strText.at(0).toLatin1(); if(str == 'A') { QString strPart2 = strText.split(':').at(1); if(strPart2.toInt() == 1) { helper.setPosition(tempPos); helper.setPosition(tempPos + tempStr.length(), QTextCursor::KeepAnchor); helper.setCharFormat(fmt); helper.setPosition(pos); helper.setPosition(pos + strText.length(), QTextCursor::KeepAnchor); helper.setCharFormat(fmt); } } else { tempStr = strText; tempPos = pos; } } } currentBlock = currentBlock.next(); if(!currentBlock.isValid()) break; } // 光标移动到最后, 并设置拥有焦点 QTextCursor c = ui->resultStubEdit->textCursor(); c.movePosition(QTextCursor::End, QTextCursor::MoveAnchor); ui->resultStubEdit->setTextCursor(c); ui->resultStubEdit->setFocus(Qt::MouseFocusReason); }
QString Format::frameToString( QTextFrame *frame ) { QString out; QTextFrame::iterator it; for( it = frame->begin(); it != frame->end(); ++it ) { QTextBlock block = it.currentBlock(); if ( block.isValid() ) { out += "<block"; QTextCursor c( block ); QDateTime dt = TextFormats::lastModified( c ); if ( dt.isValid() ) { out += " lastmodified=\"" + dt.toString( Qt::ISODate ) + "\""; } if ( TextFormats::isTitle( c ) ) { out += " titlestyle=\"title\""; } else if ( TextFormats::isSubTitle( c ) ) { out += " titlestyle=\"subtitle\""; } QTextBlockFormat blockFormat = block.blockFormat(); if ( blockFormat.isValid() ) { QTextList *list = block.textList(); if ( list ) { QTextListFormat f = list->format(); out += " liststyle=\""; switch( f.style() ) { default: case QTextListFormat::ListDisc: out += "disc"; break; case QTextListFormat::ListDecimal: out += "decimal"; break; } out += "\""; out += " listindent=\"" + QString::number( f.indent() ) + "\""; } else { if ( blockFormat.indent() != 0 ) { out += " blockindent=\"" + QString::number( blockFormat.indent() ) + "\""; } } } out += ">\n"; QTextBlock::iterator it2; for( it2 = block.begin(); it2 != block.end(); ++it2 ) { QTextFragment fragment = it2.fragment(); if ( !fragment.isValid() ) continue; QString text = fragment.text(); QString outText; for( int i = 0; i < text.size(); ++i ) { if ( text.at( i ) == 0xfffc ) { outText += "<todo status=\""; QTextImageFormat imageFormat = fragment.charFormat().toImageFormat(); if ( imageFormat.isValid() ) { if ( imageFormat.name().contains( "done" ) ) outText += "done"; else outText += "todo"; } else { dbg() << "NO IMAGE FORMAT" << endl; } outText += "\"/>"; } else { outText += escape( QString( text.at( i ) ) ); } } out += " <fragment"; QTextCharFormat format = fragment.charFormat(); if ( !format.anchorHref().isEmpty() ) { out += " link=\"" + escape( format.anchorHref() ) + "\""; } if ( format.fontWeight() == QFont::Bold ) { out += " bold=\"true\""; } if ( format.fontItalic() ) { out += " italic=\"true\""; } if ( format.hasProperty( QTextFormat::FontPointSize ) && format.fontPointSize() != 10 ) { out += " fontsize=\"" + QString::number( format.fontPointSize() ) + "\""; } if ( outText.trimmed().isEmpty() ) outText.replace( " ", "[FIXME:space]" ); out += ">" + outText + "</fragment>\n"; } out += "</block>"; out += "\n"; } QTextFrame *f = it.currentFrame(); if ( f ) { QTextFrameFormat format = f->frameFormat(); out += "<frame"; if ( format.hasProperty( TextFormats::FrameType ) ) { out += " type="; if ( format.property( TextFormats::FrameType ) == TextFormats::CodeFrame ) { out += "\"code\""; } else { out += "\"undefined\""; } } out += ">\n"; out += frameToString( f ); out += "</frame>\n"; } } return out; }
void XLHighlighter::highlightBlock(const QString &txt) // ---------------------------------------------------------------------------- // Parse a block of text and apply formatting // ---------------------------------------------------------------------------- { // State is index in highlightingRules int currentState = previousBlockState(); int pos = 0; // Check if we have a definition int defIndex = txt.indexOf("->"); // Check which rules apply and apply them while (pos >= 0 && pos < txt.length()) { // Check if we are still in a multi-line comment or text if (currentState >= 0) { HighlightingRule &rule = highlightingRules[currentState]; int endIndex = rule.end.indexIn(txt, pos); if (endIndex == -1) { // Remain in the same block state setFormat(pos, txt.length()-pos, rule.format); pos = txt.length(); if (pos <= defIndex) defIndex = -1; break; } else { // Highlight until end endIndex += rule.end.matchedLength(); setFormat(pos, endIndex-pos, rule.format); if (pos <= defIndex && endIndex > defIndex) defIndex = -1; // Return to default state at end of match currentState = -1; pos = endIndex; } } // Find the earliest match amongst possible rules int bestIndex = txt.length(); for (int r = 0; r < highlightingRules.size(); r++) { HighlightingRule &rule = highlightingRules[r]; if (!rule.begin.isEmpty()) { int index = rule.begin.indexIn(txt, pos); if (index >= 0 && index < bestIndex) { currentState = r; bestIndex = index; } } } // If nothing else matches, we are done with this line if (currentState < 0) break; // Apply the best rule HighlightingRule &rule = highlightingRules[currentState]; if (rule.end.isEmpty()) { // No end: simply highlight what we match int startIndex = rule.begin.indexIn(txt, pos); int endIndex = startIndex + rule.begin.matchedLength(); setFormat(startIndex, endIndex-startIndex, rule.format); if (startIndex <= defIndex && endIndex > defIndex) defIndex = -1; pos = endIndex; currentState = -1; } else { // There is an end: we deal with it at beginning of loop pos = rule.begin.indexIn(txt, pos); } } // Remember current block state for next blocks setCurrentBlockState(currentState); // Highlight definitions if (defIndex >= 0) { QColor highlight("#F1FFE5"); int begin = 0, end = defIndex-1; while (begin < defIndex && txt[begin] == ' ') begin++; while (end > begin && txt[end] == ' ') end--; for (int c = begin; c <= end; c++) { QTextCharFormat background = format(c); background.setBackground(highlight); setFormat(c, 1, background); } } // Objects that are selected in the graphical view are shown in a special // way in the source code, too QTextBlock::iterator it; for (it = currentBlock().begin(); !(it.atEnd()); ++it) { QTextFragment currentFragment = it.fragment(); if (currentFragment.isValid()) showSelectionInFragment(currentFragment); } }
void TextContent::drawContent(QPainter * painter, const QRect & targetRect, Qt::AspectRatioMode ratio) { Q_UNUSED(ratio) // check whether we're drawing shaped const bool shapedPaint = hasShape() && !m_shapeRect.isEmpty(); QPointF shapeOffset = m_shapeRect.topLeft(); // scale painter for adapting the Text Rect to the Contents Rect QRect sourceRect = shapedPaint ? m_shapeRect : m_textRect; painter->save(); painter->translate(targetRect.topLeft()); if (sourceRect.width() > 0 && sourceRect.height() > 0) { qreal xScale = (qreal)targetRect.width() / (qreal)sourceRect.width(); qreal yScale = (qreal)targetRect.height() / (qreal)sourceRect.height(); if (!qFuzzyCompare(xScale, (qreal)1.0) || !qFuzzyCompare(yScale, (qreal)1.0)) painter->scale(xScale, yScale); } // shape //const bool drawHovering = RenderOpts::HQRendering ? false : isSelected(); if (shapedPaint) painter->translate(-shapeOffset); //if (shapedPaint && drawHovering) // painter->strokePath(m_shapePath, QPen(Qt::red, 0)); // TEMP - for PDF exporting - standard rich text document drawing if (RenderOpts::PDFExporting) { if (shapedPaint) QMessageBox::information(0, tr("PDF Export Warning"), tr("Shaped text could not be exported in PDF"), QMessageBox::Ok); QAbstractTextDocumentLayout::PaintContext pCtx; m_text->documentLayout()->draw(painter, pCtx); } else { // manual drawing QPointF blockPos = shapedPaint ? QPointF(0, 0) : -m_textRect.topLeft(); // 1. for each Text Block int blockRectIdx = 0; for (QTextBlock tb = m_text->begin(); tb.isValid(); tb = tb.next()) { if (!tb.isVisible() || blockRectIdx > m_blockRects.size()) continue; // 1.1. compute text insertion position const QRect & blockRect = m_blockRects[blockRectIdx++]; QPointF iPos = shapedPaint ? blockPos : blockPos - blockRect.topLeft(); blockPos += QPointF(0, blockRect.height()); qreal curLen = 8; // 1.2. iterate over text fragments for (QTextBlock::iterator tbIt = tb.begin(); !(tbIt.atEnd()); ++tbIt) { QTextFragment frag = tbIt.fragment(); if (!frag.isValid()) continue; // 1.2.1. setup painter and metrics for text fragment QTextCharFormat format = frag.charFormat(); QFont font = format.font(); painter->setFont(font); painter->setPen(format.foreground().color()); painter->setBrush(Qt::NoBrush); QFontMetrics metrics(font); // 1.2.2. draw each character QString text = frag.text(); foreach (const QChar & textChar, text) { const qreal charWidth = metrics.width(textChar); if (shapedPaint) { // find point on shape and angle qreal t = m_shapePath.percentAtLength(curLen); QPointF pt = m_shapePath.pointAtPercent(t); qreal angle = -m_shapePath.angleAtPercent(t); if (m_shakeRadius > 0) pt += QPointF(1 + (qrand() % m_shakeRadius) - m_shakeRadius/2, 1 + (qrand() % (2*m_shakeRadius)) - m_shakeRadius); // draw rotated letter painter->save(); painter->translate(pt); painter->rotate(angle); painter->drawText(iPos, textChar); painter->restore(); curLen += charWidth; } else { painter->drawText(iPos, textChar); iPos += QPointF(charWidth, 0); } } } } } painter->restore(); }
void Dialog::appendToHistory(const QString& name, const QDateTime& sendTime, QTextDocument *document, InsertingMode mode) { QListWidgetItem *item = new QListWidgetItem(); QTextEdit *te = new QTextEdit(); lwHistory->addItem(item); te->setReadOnly(true); reloadResource(te); lwHistory->setItemWidget(item, te); QString color; if (name == "You") color = "blue"; else color = "red"; te->append(QString("<font color = \"%1\"> <b>" + name + "</b> (" + sendTime.toString("dd-MM-yyyy hh:mm:ss") + "):</font>").arg(color)); te->moveCursor(QTextCursor::End); te->textCursor().insertBlock(); te->textCursor().insertFragment(QTextDocumentFragment(document)); int heig = 17, widthTe = parentWidget()->width(); int curLine = 0; int mx = 0; for (QTextBlock bl = te->document()->begin(); bl != te->document()->end(); bl = bl.next()) if (bl.isValid()) { if (bl.begin().atEnd()) { heig += 17 + mx;//&&& curLine = mx = 0; continue; } for (QTextBlock::iterator it = bl.begin(); !it.atEnd(); ++it) { QTextFragment fragm = it.fragment(); int curw, curh; if (fragm.isValid() && fragm.charFormat().isImageFormat()) { curw = smiles->width() / W_CNT; curh = smiles->height() / H_CNT; processCalc(heig, mx, curLine, curw, curh); } else if (fragm.isValid()) { QString s = fragm.text(); QFontMetrics me(fragm.charFormat().font()); curh = me.lineSpacing(); for (int j = 0; j < s.size(); ++j) { curw = me.width(s[j]); processCalc(heig, mx, curLine, curw, curh); } } } heig += mx; mx = curLine = 0; } te->setStyleSheet(QString("QFrame {" "border: 2px solid #f3f2f1;" "border-radius: 4px;" "padding: 2px;}")); item->setSizeHint(QSize(0, heig + 18)); te->resize(QSize(widthTe, heig)); lwHistory->scrollToBottom(); if (mode == ReceivedMessage && !dgReadByUser) { setUnreadMessage(unreadMessage + 1); queUnreadWrote.push_back(te); te->setStyleSheet("QTextEdit { background-color: #FFFCCC; }"); } else if (mode == LoadHistory) { if (unreadMessage != 0) { queUnreadWrote.push_back(te); te->setStyleSheet("QTextEdit { background-color: #FFFCCC; }"); if (queUnreadWrote.size() > unreadMessage) { queUnreadWrote.front()->setStyleSheet("QTextEdit { background-color: #FFFFFF; }"); queUnreadWrote.pop_front(); } } if (wroteMessage != 0) { queUnreadWrote.push_back(te); te->setStyleSheet("QTextEdit { background-color: #DFFFCC; }"); if (queUnreadWrote.size() > wroteMessage) { queUnreadWrote.front()->setStyleSheet("QTextEdit { background-color: #FFFFFF; }"); queUnreadWrote.pop_front(); } } } else if (mode == SendMessage) { teMessage->setFocus(); te->setStyleSheet("QTextEdit { background-color: #DFFFCC; }"); wroteMessage++; queUnreadWrote.push_back(te); } }
void TextContent::updateTextConstraints() { // 1. actual content stretch double prevXScale = 1.0; double prevYScale = 1.0; /* if (m_textRect.width() > 0 && m_textRect.height() > 0) { QRect cRect = contentRect(); prevXScale = (qreal)cRect.width() / (qreal)m_textRect.width(); prevYScale = (qreal)cRect.height() / (qreal)m_textRect.height(); }*/ // 2. LAYOUT TEXT. find out Block rects and Document rect int minCharSide = 0; m_blockRects.clear(); m_textRect = QRect(0, 0, 0, 0); for (QTextBlock tb = m_text->begin(); tb.isValid(); tb = tb.next()) { if (!tb.isVisible()) continue; // 2.1.A. calc the Block size uniting Fragments bounding rects QRect blockRect(0, 0, 0, 0); for (QTextBlock::iterator tbIt = tb.begin(); !(tbIt.atEnd()); ++tbIt) { QTextFragment frag = tbIt.fragment(); if (!frag.isValid()) continue; QString text = frag.text(); if (text.trimmed().isEmpty()) continue; QFontMetrics metrics(frag.charFormat().font()); if (!minCharSide || metrics.height() > minCharSide) minCharSide = metrics.height(); // TODO: implement superscript / subscript (it's in charFormat's alignment) // it must be implemented in paint too QRect textRect = metrics.boundingRect(text); if (textRect.left() > 9999) continue; if (textRect.top() < blockRect.top()) blockRect.setTop(textRect.top()); if (textRect.bottom() > blockRect.bottom()) blockRect.setBottom(textRect.bottom()); int textWidth = metrics.width(text); blockRect.setWidth(blockRect.width() + textWidth); } // 2.1.B. calc the Block size of blank lines if (tb.begin() == tb.end()) { QFontMetrics metrics(tb.charFormat().font()); int textHeight = metrics.height(); blockRect.setWidth(1); blockRect.setHeight(textHeight); } // 2.2. add the Block's margins QTextBlockFormat tbFormat = tb.blockFormat(); blockRect.adjust(-tbFormat.leftMargin(), -tbFormat.topMargin(), tbFormat.rightMargin(), tbFormat.bottomMargin()); // 2.3. store the original block rect m_blockRects.append(blockRect); // 2.4. enlarge the Document rect (uniting the Block rect) blockRect.translate(0, m_textRect.bottom() - blockRect.top() + 1); if (blockRect.left() < m_textRect.left()) m_textRect.setLeft(blockRect.left()); if (blockRect.right() > m_textRect.right()) m_textRect.setRight(blockRect.right()); if (blockRect.top() < m_textRect.top()) m_textRect.setTop(blockRect.top()); if (blockRect.bottom() > m_textRect.bottom()) m_textRect.setBottom(blockRect.bottom()); } m_textRect.adjust(-m_textMargin, -m_textMargin, m_textMargin, m_textMargin); // 3. use shape-based rendering if (hasShape()) { #if 1 // more precise, but too close to the path m_shapeRect = m_shapePath.boundingRect().toRect(); #else // faster, but less precise (as it uses the controls points to determine // the path rect, instead of the path itself) m_shapeRect = m_shapePath.controlPointRect().toRect(); #endif minCharSide = qBound(10, minCharSide, 500); m_shapeRect.adjust(-minCharSide, -minCharSide, minCharSide, minCharSide); // FIXME: layout, save layouting and calc the exact size! //int w = m_shapeRect.width(); //int h = m_shapeRect.height(); //resizeContents(QRect(-w / 2, -h / 2, w, h)); resizeContents(m_shapeRect); // moveBy(m_shapeRect.left(), m_shapeRect.top()); // m_shapePath.translate(-m_shapeRect.left(), -m_shapeRect.top()); //setPos(m_shapeRect.center()); return; } // 4. resize content keeping stretch int w = (int)(prevXScale * (qreal)m_textRect.width()); int h = (int)(prevYScale * (qreal)m_textRect.height()); resizeContents(QRect(-w / 2, -h / 2, w, h)); }
void KoTextWriter::saveParagraph(const QTextBlock &block, int from, int to) { QString changeName = QString(); QTextBlockFormat blockFormat = block.blockFormat(); int outlineLevel = blockFormat.intProperty(KoParagraphStyle::OutlineLevel); if (outlineLevel > 0) { d->writer->startElement("text:h", false); d->writer->addAttribute("text:outline-level", outlineLevel); } else d->writer->startElement("text:p", false); QString styleName = saveParagraphStyle(block); if (!styleName.isEmpty()) d->writer->addAttribute("text:style-name", styleName); // Write the fragments and their formats QTextCursor cursor(block); QTextCharFormat blockCharFormat = cursor.blockCharFormat(); QTextCharFormat previousCharFormat; QTextBlock::iterator it; for (it = block.begin(); !(it.atEnd()); ++it) { QTextFragment currentFragment = it.fragment(); const int fragmentStart = currentFragment.position(); const int fragmentEnd = fragmentStart + currentFragment.length(); if (to != -1 && fragmentStart >= to) break; if (currentFragment.isValid()) { QTextCharFormat charFormat = currentFragment.charFormat(); QTextCharFormat compFormat = charFormat; bool identical; previousCharFormat.clearProperty(KoCharacterStyle::ChangeTrackerId); compFormat.clearProperty(KoCharacterStyle::ChangeTrackerId); if (previousCharFormat == compFormat) identical = true; else identical = false; if ( d->changeTracker && d->changeTracker->containsInlineChanges(charFormat) && d->changeTracker->elementById(charFormat.property(KoCharacterStyle::ChangeTrackerId).toInt())->isEnabled()) { KoGenChange change; d->changeTracker->saveInlineChange(charFormat.property(KoCharacterStyle::ChangeTrackerId).toInt(), change); changeName = d->sharedData->genChanges().insert(change); d->writer->startElement("text:change-start", false); d->writer->addAttribute("text:change-id", changeName); d->writer->endElement(); } KoInlineObject *inlineObject = d->layout->inlineTextObjectManager()->inlineTextObject(charFormat); if (currentFragment.length() == 1 && inlineObject && currentFragment.text()[0].unicode() == QChar::ObjectReplacementCharacter) { inlineObject->saveOdf(d->context); } else { QString styleName = saveCharacterStyle(charFormat, blockCharFormat); if (charFormat.isAnchor()) { d->writer->startElement("text:a", false); d->writer->addAttribute("xlink:type", "simple"); d->writer->addAttribute("xlink:href", charFormat.anchorHref()); } else if (!styleName.isEmpty() /*&& !identical*/) { d->writer->startElement("text:span", false); d->writer->addAttribute("text:style-name", styleName); } QString text = currentFragment.text(); int spanFrom = fragmentStart >= from ? 0 : from; int spanTo = to == -1 ? fragmentEnd : (fragmentEnd > to ? to : fragmentEnd); if (spanFrom != fragmentStart || spanTo != fragmentEnd) { // avoid mid, if possible d->writer->addTextSpan(text.mid(spanFrom - fragmentStart, spanTo - spanFrom)); } else { d->writer->addTextSpan(text); } if ((!styleName.isEmpty() /*&& !identical*/) || charFormat.isAnchor()) d->writer->endElement(); } // if (inlineObject) if (!changeName.isEmpty()) { d->writer->startElement("text:change-end", false); d->writer->addAttribute("text:change-id",changeName); d->writer->endElement(); changeName=QString(); } previousCharFormat = charFormat; } // if (fragment.valid()) } // foeach(fragment) d->writer->endElement(); }