/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
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** This file is part of the QtGui module of the Qt Toolkit.
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** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
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**
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****************************************************************************/
#include <qglobal.h>
#ifndef QT_NO_TEXTODFWRITER
#include "qtextodfwriter_p.h"
#include <QImageWriter>
#include <QTextListFormat>
#include <QTextList>
#include <QBuffer>
#include <QUrl>
#include "qtextdocument_p.h"
#include "qtexttable.h"
#include "qtextcursor.h"
#include "qtextimagehandler_p.h"
#include "qzipwriter_p.h"
#include <QDebug>
QT_BEGIN_NAMESPACE
/// Convert pixels to postscript point units
static QString pixelToPoint(qreal pixels)
{
// we hardcode 96 DPI, we do the same in the ODF importer to have a perfect roundtrip.
return QString::number(pixels * 72 / 96) + QString::fromLatin1("pt");
}
// strategies
class QOutputStrategy {
public:
QOutputStrategy() : contentStream(0), counter(1) { }
virtual ~QOutputStrategy() {}
virtual void addFile(const QString &fileName, const QString &mimeType, const QByteArray &bytes) = 0;
QString createUniqueImageName()
{
return QString::fromLatin1("Pictures/Picture%1").arg(counter++);
}
QIODevice *contentStream;
int counter;
};
class QXmlStreamStrategy : public QOutputStrategy {
public:
QXmlStreamStrategy(QIODevice *device)
{
contentStream = device;
}
virtual ~QXmlStreamStrategy()
{
if (contentStream)
contentStream->close();
}
virtual void addFile(const QString &, const QString &, const QByteArray &)
{
// we ignore this...
}
};
class QZipStreamStrategy : public QOutputStrategy {
public:
QZipStreamStrategy(QIODevice *device)
: zip(device),
manifestWriter(&manifest)
{
QByteArray mime("application/vnd.oasis.opendocument.text");
zip.setCompressionPolicy(QZipWriter::NeverCompress);
zip.addFile(QString::fromLatin1("mimetype"), mime); // for mime-magick
zip.setCompressionPolicy(QZipWriter::AutoCompress);
contentStream = &content;
content.open(QIODevice::WriteOnly);
manifest.open(QIODevice::WriteOnly);
manifestNS = QString::fromLatin1("urn:oasis:names:tc:opendocument:xmlns:manifest:1.0");
// prettyfy
manifestWriter.setAutoFormatting(true);
manifestWriter.setAutoFormattingIndent(1);
manifestWriter.writeNamespace(manifestNS, QString::fromLatin1("manifest"));
manifestWriter.writeStartDocument();
manifestWriter.writeStartElement(manifestNS, QString::fromLatin1("manifest"));
addFile(QString::fromLatin1("/"), QString::fromLatin1("application/vnd.oasis.opendocument.text"));
addFile(QString::fromLatin1("content.xml"), QString::fromLatin1("text/xml"));
}
~QZipStreamStrategy()
{
manifestWriter.writeEndDocument();
manifest.close();
zip.addFile(QString::fromLatin1("META-INF/manifest.xml"), &manifest);
content.close();
zip.addFile(QString::fromLatin1("content.xml"), &content);
zip.close();
}
virtual void addFile(const QString &fileName, const QString &mimeType, const QByteArray &bytes)
{
zip.addFile(fileName, bytes);
addFile(fileName, mimeType);
}
private:
void addFile(const QString &fileName, const QString &mimeType)
{
manifestWriter.writeEmptyElement(manifestNS, QString::fromLatin1("file-entry"));
manifestWriter.writeAttribute(manifestNS, QString::fromLatin1("media-type"), mimeType);
manifestWriter.writeAttribute(manifestNS, QString::fromLatin1("full-path"), fileName);
}
QBuffer content;
QBuffer manifest;
QZipWriter zip;
QXmlStreamWriter manifestWriter;
QString manifestNS;
};
static QString bulletChar(QTextListFormat::Style style)
{
switch(style) {
case QTextListFormat::ListDisc:
return QChar(0x25cf); // bullet character
case QTextListFormat::ListCircle:
return QChar(0x25cb); // white circle
case QTextListFormat::ListSquare:
return QChar(0x25a1); // white square
case QTextListFormat::ListDecimal:
return QString::fromLatin1("1");
case QTextListFormat::ListLowerAlpha:
return QString::fromLatin1("a");
case QTextListFormat::ListUpperAlpha:
return QString::fromLatin1("A");
case QTextListFormat::ListLowerRoman:
return QString::fromLatin1("i");
case QTextListFormat::ListUpperRoman:
return QString::fromLatin1("I");
default:
case QTextListFormat::ListStyleUndefined:
return QString();
}
}
void QTextOdfWriter::writeFrame(QXmlStreamWriter &writer, const QTextFrame *frame)
{
Q_ASSERT(frame);
const QTextTable *table = qobject_cast<const QTextTable*> (frame);
if (table) { // Start a table.
writer.writeStartElement(tableNS, QString::fromLatin1("table"));
writer.writeEmptyElement(tableNS, QString::fromLatin1("table-column"));
writer.writeAttribute(tableNS, QString::fromLatin1("number-columns-repeated"), QString::number(table->columns()));
} else if (frame->document() && frame->document()->rootFrame() != frame) { // start a section
writer.writeStartElement(textNS, QString::fromLatin1("section"));
}
QTextFrame::iterator iterator = frame->begin();
QTextFrame *child = 0;
int tableRow = -1;
while (! iterator.atEnd()) {
if (iterator.currentFrame() && child != iterator.currentFrame())
writeFrame(writer, iterator.currentFrame());
else { // no frame, its a block
QTextBlock block = iterator.currentBlock();
if (table) {
QTextTableCell cell = table->cellAt(block.position());
if (tableRow < cell.row()) {
if (tableRow >= 0)
writer.writeEndElement(); // close table row
tableRow = cell.row();
writer.writeStartElement(tableNS, QString::fromLatin1("table-row"));
}
writer.writeStartElement(tableNS, QString::fromLatin1("table-cell"));
if (cell.columnSpan() > 1)
writer.writeAttribute(tableNS, QString::fromLatin1("number-columns-spanned"), QString::number(cell.columnSpan()));
if (cell.rowSpan() > 1)
writer.writeAttribute(tableNS, QString::fromLatin1("number-rows-spanned"), QString::number(cell.rowSpan()));
if (cell.format().isTableCellFormat()) {
writer.writeAttribute(tableNS, QString::fromLatin1("style-name"), QString::fromLatin1("T%1").arg(cell.tableCellFormatIndex()));
}
}
writeBlock(writer, block);
if (table)
writer.writeEndElement(); // table-cell
}
child = iterator.currentFrame();
++iterator;
}
if (tableRow >= 0)
writer.writeEndElement(); // close table-row
if (table || (frame->document() && frame->document()->rootFrame() != frame))
writer.writeEndElement(); // close table or section element
}
void QTextOdfWriter::writeBlock(QXmlStreamWriter &writer, const QTextBlock &block)
{
if (block.textList()) { // its a list-item
const int listLevel = block.textList()->format().indent();
if (m_listStack.isEmpty() || m_listStack.top() != block.textList()) {
// not the same list we were in.
while (m_listStack.count() >= listLevel && !m_listStack.isEmpty() && m_listStack.top() != block.textList() ) { // we need to close tags
m_listStack.pop();
writer.writeEndElement(); // list
if (m_listStack.count())
writer.writeEndElement(); // list-item
}
while (m_listStack.count() < listLevel) {
if (m_listStack.count())
writer.writeStartElement(textNS, QString::fromLatin1("list-item"));
writer.writeStartElement(textNS, QString::fromLatin1("list"));
if (m_listStack.count() == listLevel - 1) {
m_listStack.push(block.textList());
writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("L%1")
.arg(block.textList()->formatIndex()));
}
else {
m_listStack.push(0);
}
}
}
writer.writeStartElement(textNS, QString::fromLatin1("list-item"));
}
else {
while (! m_listStack.isEmpty()) {
m_listStack.pop();
writer.writeEndElement(); // list
if (m_listStack.count())
writer.writeEndElement(); // list-item
}
}
if (block.length() == 1) { // only a linefeed
writer.writeEmptyElement(textNS, QString::fromLatin1("p"));
writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("p%1")
.arg(block.blockFormatIndex()));
if (block.textList())
writer.writeEndElement(); // numbered-paragraph
return;
}
writer.writeStartElement(textNS, QString::fromLatin1("p"));
writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("p%1")
.arg(block.blockFormatIndex()));
for (QTextBlock::Iterator frag= block.begin(); !frag.atEnd(); frag++) {
writer.writeCharacters(QString()); // Trick to make sure that the span gets no linefeed in front of it.
writer.writeStartElement(textNS, QString::fromLatin1("span"));
QString fragmentText = frag.fragment().text();
if (fragmentText.length() == 1 && fragmentText[0] == 0xFFFC) { // its an inline character.
writeInlineCharacter(writer, frag.fragment());
writer.writeEndElement(); // span
continue;
}
writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("c%1")
.arg(frag.fragment().charFormatIndex()));
bool escapeNextSpace = true;
int precedingSpaces = 0;
int exportedIndex = 0;
for (int i=0; i <= fragmentText.count(); ++i) {
bool isSpace = false;
QChar character = fragmentText[i];
isSpace = character.unicode() == ' ';
// find more than one space. -> <text:s text:c="2" />
if (!isSpace && escapeNextSpace && precedingSpaces > 1) {
const bool startParag = exportedIndex == 0 && i == precedingSpaces;
if (!startParag)
writer.writeCharacters(fragmentText.mid(exportedIndex, i - precedingSpaces + 1 - exportedIndex));
writer.writeEmptyElement(textNS, QString::fromLatin1("s"));
const int count = precedingSpaces - (startParag?0:1);
if (count > 1)
writer.writeAttribute(textNS, QString::fromLatin1("c"), QString::number(count));
precedingSpaces = 0;
exportedIndex = i;
}
if (i < fragmentText.count()) {
if (character.unicode() == 0x2028) { // soft-return
//if (exportedIndex < i)
writer.writeCharacters(fragmentText.mid(exportedIndex, i - exportedIndex));
writer.writeEmptyElement(textNS, QString::fromLatin1("line-break"));
exportedIndex = i+1;
continue;
} else if (character.unicode() == '\t') { // Tab
//if (exportedIndex < i)
writer.writeCharacters(fragmentText.mid(exportedIndex, i - exportedIndex));
writer.writeEmptyElement(textNS, QString::fromLatin1("tab"));
exportedIndex = i+1;
precedingSpaces = 0;
} else if (isSpace) {
++precedingSpaces;
escapeNextSpace = true;
} else if (!isSpace) {
precedingSpaces = 0;
}
}
}
writer.writeCharacters(fragmentText.mid(exportedIndex));
writer.writeEndElement(); // span
}
writer.writeCharacters(QString()); // Trick to make sure that the span gets no linefeed behind it.
writer.writeEndElement(); // p
if (block.textList())
writer.writeEndElement(); // list-item
}
void QTextOdfWriter::writeInlineCharacter(QXmlStreamWriter &writer, const QTextFragment &fragment) const
{
writer.writeStartElement(drawNS, QString::fromLatin1("frame"));
if (m_strategy == 0) {
// don't do anything.
}
else if (fragment.charFormat().isImageFormat()) {
QTextImageFormat imageFormat = fragment.charFormat().toImageFormat();
writer.writeAttribute(drawNS, QString::fromLatin1("name"), imageFormat.name());
// vvv Copy pasted mostly from Qt =================
QImage image;
QString name = imageFormat.name();
if (name.startsWith(QLatin1String(":/"))) // auto-detect resources
name.prepend(QLatin1String("qrc"));
QUrl url = QUrl::fromEncoded(name.toUtf8());
const QVariant data = m_document->resource(QTextDocument::ImageResource, url);
if (data.type() == QVariant::Image) {
image = qvariant_cast<QImage>(data);
} else if (data.type() == QVariant::ByteArray) {
image.loadFromData(data.toByteArray());
}
if (image.isNull()) {
QString context;
if (QTextImageHandler::externalLoader)
image = QTextImageHandler::externalLoader(name, context);
if (image.isNull()) { // try direct loading
name = imageFormat.name(); // remove qrc:/ prefix again
image.load(name);
}
}
// ^^^ Copy pasted mostly from Qt =================
if (! image.isNull()) {
QBuffer imageBytes;
QImageWriter imageWriter(&imageBytes, "png");
imageWriter.write(image);
QString filename = m_strategy->createUniqueImageName();
m_strategy->addFile(filename, QString::fromLatin1("image/png"), imageBytes.data());
// get the width/height from the format.
qreal width = (imageFormat.hasProperty(QTextFormat::ImageWidth)) ? imageFormat.width() : image.width();
writer.writeAttribute(svgNS, QString::fromLatin1("width"), pixelToPoint(width));
qreal height = (imageFormat.hasProperty(QTextFormat::ImageHeight)) ? imageFormat.height() : image.height();
writer.writeAttribute(svgNS, QString::fromLatin1("height"), pixelToPoint(height));
writer.writeStartElement(drawNS, QString::fromLatin1("image"));
writer.writeAttribute(xlinkNS, QString::fromLatin1("href"), filename);
writer.writeEndElement(); // image
}
}
writer.writeEndElement(); // frame
}
void QTextOdfWriter::writeFormats(QXmlStreamWriter &writer, QSet<int> formats) const
{
writer.writeStartElement(officeNS, QString::fromLatin1("automatic-styles"));
QVector<QTextFormat> allStyles = m_document->allFormats();
QSetIterator<int> formatId(formats);
while(formatId.hasNext()) {
int formatIndex = formatId.next();
QTextFormat textFormat = allStyles.at(formatIndex);
switch (textFormat.type()) {
case QTextFormat::CharFormat:
if (textFormat.isTableCellFormat())
writeTableCellFormat(writer, textFormat.toTableCellFormat(), formatIndex);
else
writeCharacterFormat(writer, textFormat.toCharFormat(), formatIndex);
break;
case QTextFormat::BlockFormat:
writeBlockFormat(writer, textFormat.toBlockFormat(), formatIndex);
break;
case QTextFormat::ListFormat:
writeListFormat(writer, textFormat.toListFormat(), formatIndex);
break;
case QTextFormat::FrameFormat:
writeFrameFormat(writer, textFormat.toFrameFormat(), formatIndex);
break;
case QTextFormat::TableFormat:
;break;
}
}
writer.writeEndElement(); // automatic-styles
}
void QTextOdfWriter::writeBlockFormat(QXmlStreamWriter &writer, QTextBlockFormat format, int formatIndex) const
{
writer.writeStartElement(styleNS, QString::fromLatin1("style"));
writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("p%1").arg(formatIndex));
writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("paragraph"));
writer.writeStartElement(styleNS, QString::fromLatin1("paragraph-properties"));
if (format.hasProperty(QTextFormat::BlockAlignment)) {
QString value;
if (format.alignment() == Qt::AlignLeading)
value = QString::fromLatin1("start");
else if (format.alignment() == Qt::AlignTrailing)
value = QString::fromLatin1("end");
else if (format.alignment() == (Qt::AlignLeft | Qt::AlignAbsolute))
value = QString::fromLatin1("left");
else if (format.alignment() == (Qt::AlignRight | Qt::AlignAbsolute))
value = QString::fromLatin1("right");
else if (format.alignment() == Qt::AlignHCenter)
value = QString::fromLatin1("center");
else if (format.alignment() == Qt::AlignJustify)
value = QString::fromLatin1("justify");
else
qWarning() << "QTextOdfWriter: unsupported paragraph alignment; " << format.alignment();
if (! value.isNull())
writer.writeAttribute(foNS, QString::fromLatin1("text-align"), value);
}
if (format.hasProperty(QTextFormat::BlockTopMargin))
writer.writeAttribute(foNS, QString::fromLatin1("margin-top"), pixelToPoint(qMax(qreal(0.), format.topMargin())) );
if (format.hasProperty(QTextFormat::BlockBottomMargin))
writer.writeAttribute(foNS, QString::fromLatin1("margin-bottom"), pixelToPoint(qMax(qreal(0.), format.bottomMargin())) );
if (format.hasProperty(QTextFormat::BlockLeftMargin) || format.hasProperty(QTextFormat::BlockIndent))
writer.writeAttribute(foNS, QString::fromLatin1("margin-left"), pixelToPoint(qMax(qreal(0.),
format.leftMargin() + format.indent())));
if (format.hasProperty(QTextFormat::BlockRightMargin))
writer.writeAttribute(foNS, QString::fromLatin1("margin-right"), pixelToPoint(qMax(qreal(0.), format.rightMargin())) );
if (format.hasProperty(QTextFormat::TextIndent))
writer.writeAttribute(foNS, QString::fromLatin1("text-indent"), pixelToPoint(format.textIndent()));
if (format.hasProperty(QTextFormat::PageBreakPolicy)) {
if (format.pageBreakPolicy() & QTextFormat::PageBreak_AlwaysBefore)
writer.writeAttribute(foNS, QString::fromLatin1("break-before"), QString::fromLatin1("page"));
if (format.pageBreakPolicy() & QTextFormat::PageBreak_AlwaysAfter)
writer.writeAttribute(foNS, QString::fromLatin1("break-after"), QString::fromLatin1("page"));
}
if (format.hasProperty(QTextFormat::BlockNonBreakableLines))
writer.writeAttribute(foNS, QString::fromLatin1("keep-together"),
format.nonBreakableLines() ? QString::fromLatin1("true") : QString::fromLatin1("false"));
if (format.hasProperty(QTextFormat::TabPositions)) {
QList<QTextOption::Tab> tabs = format.tabPositions();
writer.writeStartElement(styleNS, QString::fromLatin1("style-tab-stops"));
QList<QTextOption::Tab>::Iterator iterator = tabs.begin();
while(iterator != tabs.end()) {
writer.writeEmptyElement(styleNS, QString::fromLatin1("style-tab-stop"));
writer.writeAttribute(styleNS, QString::fromLatin1("position"), pixelToPoint(iterator->position) );
QString type;
switch(iterator->type) {
case QTextOption::DelimiterTab: type = QString::fromLatin1("char"); break;
case QTextOption::LeftTab: type = QString::fromLatin1("left"); break;
case QTextOption::RightTab: type = QString::fromLatin1("right"); break;
case QTextOption::CenterTab: type = QString::fromLatin1("center"); break;
}
writer.writeAttribute(styleNS, QString::fromLatin1("type"), type);
if (iterator->delimiter != 0)
writer.writeAttribute(styleNS, QString::fromLatin1("char"), iterator->delimiter);
++iterator;
}
writer.writeEndElement(); // style-tab-stops
}
writer.writeEndElement(); // paragraph-properties
writer.writeEndElement(); // style
}
void QTextOdfWriter::writeCharacterFormat(QXmlStreamWriter &writer, QTextCharFormat format, int formatIndex) const
{
writer.writeStartElement(styleNS, QString::fromLatin1("style"));
writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("c%1").arg(formatIndex));
writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("text"));
writer.writeEmptyElement(styleNS, QString::fromLatin1("text-properties"));
if (format.fontItalic())
writer.writeAttribute(foNS, QString::fromLatin1("font-style"), QString::fromLatin1("italic"));
if (format.hasProperty(QTextFormat::FontWeight) && format.fontWeight() != QFont::Normal) {
QString value;
if (format.fontWeight() == QFont::Bold)
value = QString::fromLatin1("bold");
else
value = QString::number(format.fontWeight() * 10);
writer.writeAttribute(foNS, QString::fromLatin1("font-weight"), value);
}
if (format.hasProperty(QTextFormat::FontFamily))
writer.writeAttribute(foNS, QString::fromLatin1("font-family"), format.fontFamily());
else
writer.writeAttribute(foNS, QString::fromLatin1("font-family"), QString::fromLatin1("Sans")); // Qt default
if (format.hasProperty(QTextFormat::FontPointSize))
writer.writeAttribute(foNS, QString::fromLatin1("font-size"), QString::fromLatin1("%1pt").arg(format.fontPointSize()));
if (format.hasProperty(QTextFormat::FontCapitalization)) {
switch(format.fontCapitalization()) {
case QFont::MixedCase:
writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("none")); break;
case QFont::AllUppercase:
writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("uppercase")); break;
case QFont::AllLowercase:
writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("lowercase")); break;
case QFont::Capitalize:
writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("capitalize")); break;
case QFont::SmallCaps:
writer.writeAttribute(foNS, QString::fromLatin1("font-variant"), QString::fromLatin1("small-caps")); break;
}
}
if (format.hasProperty(QTextFormat::FontLetterSpacing))
writer.writeAttribute(foNS, QString::fromLatin1("letter-spacing"), pixelToPoint(format.fontLetterSpacing()));
if (format.hasProperty(QTextFormat::FontWordSpacing))
writer.writeAttribute(foNS, QString::fromLatin1("word-spacing"), pixelToPoint(format.fontWordSpacing()));
if (format.hasProperty(QTextFormat::FontUnderline))
writer.writeAttribute(styleNS, QString::fromLatin1("text-underline-type"),
format.fontUnderline() ? QString::fromLatin1("single") : QString::fromLatin1("none"));
if (format.hasProperty(QTextFormat::FontOverline)) {
// bool fontOverline () const TODO
}
if (format.hasProperty(QTextFormat::FontStrikeOut))
writer.writeAttribute(styleNS,QString::fromLatin1( "text-line-through-type"),
format.fontStrikeOut() ? QString::fromLatin1("single") : QString::fromLatin1("none"));
if (format.hasProperty(QTextFormat::TextUnderlineColor))
writer.writeAttribute(styleNS, QString::fromLatin1("text-underline-color"), format.underlineColor().name());
if (format.hasProperty(QTextFormat::FontFixedPitch)) {
// bool fontFixedPitch () const TODO
}
if (format.hasProperty(QTextFormat::TextUnderlineStyle)) {
QString value;
switch (format.underlineStyle()) {
case QTextCharFormat::NoUnderline: value = QString::fromLatin1("none"); break;
case QTextCharFormat::SingleUnderline: value = QString::fromLatin1("solid"); break;
case QTextCharFormat::DashUnderline: value = QString::fromLatin1("dash"); break;
case QTextCharFormat::DotLine: value = QString::fromLatin1("dotted"); break;
case QTextCharFormat::DashDotLine: value = QString::fromLatin1("dash-dot"); break;
case QTextCharFormat::DashDotDotLine: value = QString::fromLatin1("dot-dot-dash"); break;
case QTextCharFormat::WaveUnderline: value = QString::fromLatin1("wave"); break;
case QTextCharFormat::SpellCheckUnderline: value = QString::fromLatin1("none"); break;
}
writer.writeAttribute(styleNS, QString::fromLatin1("text-underline-style"), value);
}
if (format.hasProperty(QTextFormat::TextVerticalAlignment)) {
QString value;
switch (format.verticalAlignment()) {
case QTextCharFormat::AlignMiddle:
case QTextCharFormat::AlignNormal: value = QString::fromLatin1("0%"); break;
case QTextCharFormat::AlignSuperScript: value = QString::fromLatin1("super"); break;
case QTextCharFormat::AlignSubScript: value = QString::fromLatin1("sub"); break;
case QTextCharFormat::AlignTop: value = QString::fromLatin1("100%"); break;
case QTextCharFormat::AlignBottom : value = QString::fromLatin1("-100%"); break;
}
writer.writeAttribute(styleNS, QString::fromLatin1("text-position"), value);
}
if (format.hasProperty(QTextFormat::TextOutline))
writer.writeAttribute(styleNS, QString::fromLatin1("text-outline"), QString::fromLatin1("true"));
if (format.hasProperty(QTextFormat::TextToolTip)) {
// QString toolTip () const TODO
}
if (format.hasProperty(QTextFormat::IsAnchor)) {
// bool isAnchor () const TODO
}
if (format.hasProperty(QTextFormat::AnchorHref)) {
// QString anchorHref () const TODO
}
if (format.hasProperty(QTextFormat::AnchorName)) {
// QString anchorName () const TODO
}
if (format.hasProperty(QTextFormat::ForegroundBrush)) {
QBrush brush = format.foreground();
// TODO
writer.writeAttribute(foNS, QString::fromLatin1("color"), brush.color().name());
}
writer.writeEndElement(); // style
}
void QTextOdfWriter::writeListFormat(QXmlStreamWriter &writer, QTextListFormat format, int formatIndex) const
{
writer.writeStartElement(textNS, QString::fromLatin1("list-style"));
writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("L%1").arg(formatIndex));
QTextListFormat::Style style = format.style();
if (style == QTextListFormat::ListDecimal || style == QTextListFormat::ListLowerAlpha
|| style == QTextListFormat::ListUpperAlpha
|| style == QTextListFormat::ListLowerRoman
|| style == QTextListFormat::ListUpperRoman) {
writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-number"));
writer.writeAttribute(styleNS, QString::fromLatin1("num-format"), bulletChar(style));
writer.writeAttribute(styleNS, QString::fromLatin1("num-suffix"), QString::fromLatin1("."));
} else {
writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-bullet"));
writer.writeAttribute(textNS, QString::fromLatin1("bullet-char"), bulletChar(style));
}
writer.writeAttribute(textNS, QString::fromLatin1("level"), QString::number(format.indent()));
writer.writeEmptyElement(styleNS, QString::fromLatin1("list-level-properties"));
writer.writeAttribute(foNS, QString::fromLatin1("text-align"), QString::fromLatin1("start"));
QString spacing = QString::fromLatin1("%1mm").arg(format.indent() * 8);
writer.writeAttribute(textNS, QString::fromLatin1("space-before"), spacing);
//writer.writeAttribute(textNS, QString::fromLatin1("min-label-width"), spacing);
writer.writeEndElement(); // list-level-style-*
writer.writeEndElement(); // list-style
}
void QTextOdfWriter::writeFrameFormat(QXmlStreamWriter &writer, QTextFrameFormat format, int formatIndex) const
{
writer.writeStartElement(styleNS, QString::fromLatin1("style"));
writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("s%1").arg(formatIndex));
writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("section"));
writer.writeEmptyElement(styleNS, QString::fromLatin1("section-properties"));
if (format.hasProperty(QTextFormat::BlockTopMargin))
writer.writeAttribute(foNS, QString::fromLatin1("margin-top"), pixelToPoint(qMax(qreal(0.), format.topMargin())) );
if (format.hasProperty(QTextFormat::BlockBottomMargin))
writer.writeAttribute(foNS, QString::fromLatin1("margin-bottom"), pixelToPoint(qMax(qreal(0.), format.bottomMargin())) );
if (format.hasProperty(QTextFormat::BlockLeftMargin))
writer.writeAttribute(foNS, QString::fromLatin1("margin-left"), pixelToPoint(qMax(qreal(0.), format.leftMargin())) );
if (format.hasProperty(QTextFormat::BlockRightMargin))
writer.writeAttribute(foNS, QString::fromLatin1("margin-right"), pixelToPoint(qMax(qreal(0.), format.rightMargin())) );
writer.writeEndElement(); // style
// TODO consider putting the following properties in a qt-namespace.
// Position position () const
// qreal border () const
// QBrush borderBrush () const
// BorderStyle borderStyle () const
// qreal padding () const
// QTextLength width () const
// QTextLength height () const
// PageBreakFlags pageBreakPolicy () const
}
void QTextOdfWriter::writeTableCellFormat(QXmlStreamWriter &writer, QTextTableCellFormat format, int formatIndex) const
{
writer.writeStartElement(styleNS, QString::fromLatin1("style"));
writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("T%1").arg(formatIndex));
writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("table"));
writer.writeEmptyElement(styleNS, QString::fromLatin1("table-properties"));
qreal padding = format.topPadding();
if (padding > 0 && padding == format.bottomPadding()
&& padding == format.leftPadding() && padding == format.rightPadding()) {
writer.writeAttribute(foNS, QString::fromLatin1("padding"), pixelToPoint(padding));
}
else {
if (padding > 0)
writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(padding));
if (format.bottomPadding() > 0)
writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(format.bottomPadding()));
if (format.leftPadding() > 0)
writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(format.leftPadding()));
if (format.rightPadding() > 0)
writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(format.rightPadding()));
}
if (format.hasProperty(QTextFormat::TextVerticalAlignment)) {
QString pos;
switch (format.verticalAlignment()) {
case QTextCharFormat::AlignMiddle:
pos = QString::fromLatin1("middle"); break;
case QTextCharFormat::AlignTop:
pos = QString::fromLatin1("top"); break;
case QTextCharFormat::AlignBottom:
pos = QString::fromLatin1("bottom"); break;
default:
pos = QString::fromLatin1("automatic"); break;
}
writer.writeAttribute(styleNS, QString::fromLatin1("vertical-align"), pos);
}
// TODO
// ODF just search for style-table-cell-properties-attlist)
// QTextFormat::BackgroundImageUrl
// format.background
// QTextFormat::FrameBorder
writer.writeEndElement(); // style
}
///////////////////////
QTextOdfWriter::QTextOdfWriter(const QTextDocument &document, QIODevice *device)
: officeNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:office:1.0")),
textNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:text:1.0")),
styleNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:style:1.0")),
foNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0")),
tableNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:table:1.0")),
drawNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:drawing:1.0")),
xlinkNS (QLatin1String("http://www.w3.org/1999/xlink")),
svgNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0")),
m_document(&document),
m_device(device),
m_strategy(0),
m_codec(0),
m_createArchive(true)
{
}
bool QTextOdfWriter::writeAll()
{
if (m_createArchive)
m_strategy = new QZipStreamStrategy(m_device);
else
m_strategy = new QXmlStreamStrategy(m_device);
if (!m_device->isWritable() && ! m_device->open(QIODevice::WriteOnly)) {
qWarning() << "QTextOdfWriter::writeAll: the device can not be opened for writing";
return false;
}
QXmlStreamWriter writer(m_strategy->contentStream);
#ifndef QT_NO_TEXTCODEC
if (m_codec)
writer.setCodec(m_codec);
#endif
// prettyfy
writer.setAutoFormatting(true);
writer.setAutoFormattingIndent(2);
writer.writeNamespace(officeNS, QString::fromLatin1("office"));
writer.writeNamespace(textNS, QString::fromLatin1("text"));
writer.writeNamespace(styleNS, QString::fromLatin1("style"));
writer.writeNamespace(foNS, QString::fromLatin1("fo"));
writer.writeNamespace(tableNS, QString::fromLatin1("table"));
writer.writeNamespace(drawNS, QString::fromLatin1("draw"));
writer.writeNamespace(xlinkNS, QString::fromLatin1("xlink"));
writer.writeNamespace(svgNS, QString::fromLatin1("svg"));
writer.writeStartDocument();
writer.writeStartElement(officeNS, QString::fromLatin1("document-content"));
// add fragments. (for character formats)
QTextDocumentPrivate::FragmentIterator fragIt = m_document->docHandle()->begin();
QSet<int> formats;
while (fragIt != m_document->docHandle()->end()) {
const QTextFragmentData * const frag = fragIt.value();
formats << frag->format;
++fragIt;
}
// add blocks (for blockFormats)
QTextDocumentPrivate::BlockMap &blocks = m_document->docHandle()->blockMap();
QTextDocumentPrivate::BlockMap::Iterator blockIt = blocks.begin();
while (blockIt != blocks.end()) {
const QTextBlockData * const block = blockIt.value();
formats << block->format;
++blockIt;
}
// add objects for lists, frames and tables
QVector<QTextFormat> allFormats = m_document->allFormats();
QList<int> copy = formats.toList();
for (QList<int>::Iterator iter = copy.begin(); iter != copy.end(); ++iter) {
QTextObject *object = m_document->objectForFormat(allFormats[*iter]);
if (object)
formats << object->formatIndex();
}
writeFormats(writer, formats);
writer.writeStartElement(officeNS, QString::fromLatin1("body"));
writer.writeStartElement(officeNS, QString::fromLatin1("text"));
QTextFrame *rootFrame = m_document->rootFrame();
writeFrame(writer, rootFrame);
writer.writeEndElement(); // text
writer.writeEndElement(); // body
writer.writeEndElement(); // document-content
writer.writeEndDocument();
delete m_strategy;
m_strategy = 0;
return true;
}
QT_END_NAMESPACE
#endif // QT_NO_TEXTODFWRITER