source: trunk/src/gui/text/qtextodfwriter.cpp@ 352

Last change on this file since 352 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.
File size: 37.0 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtGui module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include <qglobal.h>
43
44#ifndef QT_NO_TEXTODFWRITER
45
46#include "qtextodfwriter_p.h"
47
48#include <QImageWriter>
49#include <QTextListFormat>
50#include <QTextList>
51#include <QBuffer>
52#include <QUrl>
53
54#include "qtextdocument_p.h"
55#include "qtexttable.h"
56#include "qtextcursor.h"
57#include "qtextimagehandler_p.h"
58#include "qzipwriter_p.h"
59
60#include <QDebug>
61
62QT_BEGIN_NAMESPACE
63
64/// Convert pixels to postscript point units
65static QString pixelToPoint(qreal pixels)
66{
67 // we hardcode 96 DPI, we do the same in the ODF importer to have a perfect roundtrip.
68 return QString::number(pixels * 72 / 96) + QString::fromLatin1("pt");
69}
70
71// strategies
72class QOutputStrategy {
73public:
74 QOutputStrategy() : contentStream(0), counter(1) { }
75 virtual ~QOutputStrategy() {}
76 virtual void addFile(const QString &fileName, const QString &mimeType, const QByteArray &bytes) = 0;
77
78 QString createUniqueImageName()
79 {
80 return QString::fromLatin1("Pictures/Picture%1").arg(counter++);
81 }
82
83 QIODevice *contentStream;
84 int counter;
85};
86
87class QXmlStreamStrategy : public QOutputStrategy {
88public:
89 QXmlStreamStrategy(QIODevice *device)
90 {
91 contentStream = device;
92 }
93
94 virtual ~QXmlStreamStrategy()
95 {
96 if (contentStream)
97 contentStream->close();
98 }
99 virtual void addFile(const QString &, const QString &, const QByteArray &)
100 {
101 // we ignore this...
102 }
103};
104
105class QZipStreamStrategy : public QOutputStrategy {
106public:
107 QZipStreamStrategy(QIODevice *device)
108 : zip(device),
109 manifestWriter(&manifest)
110 {
111 QByteArray mime("application/vnd.oasis.opendocument.text");
112 zip.setCompressionPolicy(QZipWriter::NeverCompress);
113 zip.addFile(QString::fromLatin1("mimetype"), mime); // for mime-magick
114 zip.setCompressionPolicy(QZipWriter::AutoCompress);
115 contentStream = &content;
116 content.open(QIODevice::WriteOnly);
117 manifest.open(QIODevice::WriteOnly);
118
119 manifestNS = QString::fromLatin1("urn:oasis:names:tc:opendocument:xmlns:manifest:1.0");
120 // prettyfy
121 manifestWriter.setAutoFormatting(true);
122 manifestWriter.setAutoFormattingIndent(1);
123
124 manifestWriter.writeNamespace(manifestNS, QString::fromLatin1("manifest"));
125 manifestWriter.writeStartDocument();
126 manifestWriter.writeStartElement(manifestNS, QString::fromLatin1("manifest"));
127 addFile(QString::fromLatin1("/"), QString::fromLatin1("application/vnd.oasis.opendocument.text"));
128 addFile(QString::fromLatin1("content.xml"), QString::fromLatin1("text/xml"));
129 }
130
131 ~QZipStreamStrategy()
132 {
133 manifestWriter.writeEndDocument();
134 manifest.close();
135 zip.addFile(QString::fromLatin1("META-INF/manifest.xml"), &manifest);
136 content.close();
137 zip.addFile(QString::fromLatin1("content.xml"), &content);
138 zip.close();
139 }
140
141 virtual void addFile(const QString &fileName, const QString &mimeType, const QByteArray &bytes)
142 {
143 zip.addFile(fileName, bytes);
144 addFile(fileName, mimeType);
145 }
146
147private:
148 void addFile(const QString &fileName, const QString &mimeType)
149 {
150 manifestWriter.writeEmptyElement(manifestNS, QString::fromLatin1("file-entry"));
151 manifestWriter.writeAttribute(manifestNS, QString::fromLatin1("media-type"), mimeType);
152 manifestWriter.writeAttribute(manifestNS, QString::fromLatin1("full-path"), fileName);
153 }
154
155 QBuffer content;
156 QBuffer manifest;
157 QZipWriter zip;
158 QXmlStreamWriter manifestWriter;
159 QString manifestNS;
160};
161
162static QString bulletChar(QTextListFormat::Style style)
163{
164 switch(style) {
165 case QTextListFormat::ListDisc:
166 return QChar(0x25cf); // bullet character
167 case QTextListFormat::ListCircle:
168 return QChar(0x25cb); // white circle
169 case QTextListFormat::ListSquare:
170 return QChar(0x25a1); // white square
171 case QTextListFormat::ListDecimal:
172 return QString::fromLatin1("1");
173 case QTextListFormat::ListLowerAlpha:
174 return QString::fromLatin1("a");
175 case QTextListFormat::ListUpperAlpha:
176 return QString::fromLatin1("A");
177 default:
178 case QTextListFormat::ListStyleUndefined:
179 return QString();
180 }
181}
182
183void QTextOdfWriter::writeFrame(QXmlStreamWriter &writer, const QTextFrame *frame)
184{
185 Q_ASSERT(frame);
186 const QTextTable *table = qobject_cast<const QTextTable*> (frame);
187
188 if (table) { // Start a table.
189 writer.writeStartElement(tableNS, QString::fromLatin1("table"));
190 writer.writeEmptyElement(tableNS, QString::fromLatin1("table-column"));
191 writer.writeAttribute(tableNS, QString::fromLatin1("number-columns-repeated"), QString::number(table->columns()));
192 } else if (frame->document() && frame->document()->rootFrame() != frame) { // start a section
193 writer.writeStartElement(textNS, QString::fromLatin1("section"));
194 }
195
196 QTextFrame::iterator iterator = frame->begin();
197 QTextFrame *child = 0;
198
199 int tableRow = -1;
200 while (! iterator.atEnd()) {
201 if (iterator.currentFrame() && child != iterator.currentFrame())
202 writeFrame(writer, iterator.currentFrame());
203 else { // no frame, its a block
204 QTextBlock block = iterator.currentBlock();
205 if (table) {
206 QTextTableCell cell = table->cellAt(block.position());
207 if (tableRow < cell.row()) {
208 if (tableRow >= 0)
209 writer.writeEndElement(); // close table row
210 tableRow = cell.row();
211 writer.writeStartElement(tableNS, QString::fromLatin1("table-row"));
212 }
213 writer.writeStartElement(tableNS, QString::fromLatin1("table-cell"));
214 if (cell.columnSpan() > 1)
215 writer.writeAttribute(tableNS, QString::fromLatin1("number-columns-spanned"), QString::number(cell.columnSpan()));
216 if (cell.rowSpan() > 1)
217 writer.writeAttribute(tableNS, QString::fromLatin1("number-rows-spanned"), QString::number(cell.rowSpan()));
218 if (cell.format().isTableCellFormat()) {
219 writer.writeAttribute(tableNS, QString::fromLatin1("style-name"), QString::fromLatin1("T%1").arg(cell.tableCellFormatIndex()));
220 }
221 }
222 writeBlock(writer, block);
223 if (table)
224 writer.writeEndElement(); // table-cell
225 }
226 child = iterator.currentFrame();
227 ++iterator;
228 }
229 if (tableRow >= 0)
230 writer.writeEndElement(); // close table-row
231
232 if (table || (frame->document() && frame->document()->rootFrame() != frame))
233 writer.writeEndElement(); // close table or section element
234}
235
236void QTextOdfWriter::writeBlock(QXmlStreamWriter &writer, const QTextBlock &block)
237{
238 if (block.textList()) { // its a list-item
239 const int listLevel = block.textList()->format().indent();
240 if (m_listStack.isEmpty() || m_listStack.top() != block.textList()) {
241 // not the same list we were in.
242 while (m_listStack.count() >= listLevel && !m_listStack.isEmpty() && m_listStack.top() != block.textList() ) { // we need to close tags
243 m_listStack.pop();
244 writer.writeEndElement(); // list
245 if (m_listStack.count())
246 writer.writeEndElement(); // list-item
247 }
248 while (m_listStack.count() < listLevel) {
249 if (m_listStack.count())
250 writer.writeStartElement(textNS, QString::fromLatin1("list-item"));
251 writer.writeStartElement(textNS, QString::fromLatin1("list"));
252 if (m_listStack.count() == listLevel - 1) {
253 m_listStack.push(block.textList());
254 writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("L%1")
255 .arg(block.textList()->formatIndex()));
256 }
257 else {
258 m_listStack.push(0);
259 }
260 }
261 }
262 writer.writeStartElement(textNS, QString::fromLatin1("list-item"));
263 }
264 else {
265 while (! m_listStack.isEmpty()) {
266 m_listStack.pop();
267 writer.writeEndElement(); // list
268 if (m_listStack.count())
269 writer.writeEndElement(); // list-item
270 }
271 }
272
273 if (block.length() == 1) { // only a linefeed
274 writer.writeEmptyElement(textNS, QString::fromLatin1("p"));
275 writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("p%1")
276 .arg(block.blockFormatIndex()));
277 if (block.textList())
278 writer.writeEndElement(); // numbered-paragraph
279 return;
280 }
281 writer.writeStartElement(textNS, QString::fromLatin1("p"));
282 writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("p%1")
283 .arg(block.blockFormatIndex()));
284 for (QTextBlock::Iterator frag= block.begin(); !frag.atEnd(); frag++) {
285 writer.writeCharacters(QString()); // Trick to make sure that the span gets no linefeed in front of it.
286 writer.writeStartElement(textNS, QString::fromLatin1("span"));
287
288 QString fragmentText = frag.fragment().text();
289 if (fragmentText.length() == 1 && fragmentText[0] == 0xFFFC) { // its an inline character.
290 writeInlineCharacter(writer, frag.fragment());
291 writer.writeEndElement(); // span
292 continue;
293 }
294
295 writer.writeAttribute(textNS, QString::fromLatin1("style-name"), QString::fromLatin1("c%1")
296 .arg(frag.fragment().charFormatIndex()));
297 bool escapeNextSpace = true;
298 int precedingSpaces = 0, precedingTabs = 0;
299 int exportedIndex = 0;
300 for (int i=0; i <= fragmentText.count(); ++i) {
301 bool isTab = false, isSpace = false;
302 if (i < fragmentText.count()) {
303 QChar character = fragmentText[i];
304 isTab = character.unicode() == '\t';
305 isSpace = character.unicode() == ' ';
306 if (character.unicode() == 0x2028) { // soft-return
307 writer.writeCharacters(fragmentText.mid(exportedIndex, i));
308 writer.writeEmptyElement(textNS, QString::fromLatin1("line-break"));
309 exportedIndex = i+1;
310 continue;
311 }
312 if (isSpace) {
313 ++precedingSpaces;
314 escapeNextSpace = true;
315 }
316 else if (isTab) {
317 precedingTabs++;
318 }
319 }
320 // find more than one space. -> <text:s text:c="2" />
321 if (!isSpace && escapeNextSpace && precedingSpaces > 1) {
322 const bool startParag = exportedIndex == 0 && i == precedingSpaces;
323 if (!startParag)
324 writer.writeCharacters(fragmentText.mid(exportedIndex, i - precedingSpaces + 1 - exportedIndex));
325 writer.writeEmptyElement(textNS, QString::fromLatin1("s"));
326 const int count = precedingSpaces - (startParag?0:1);
327 if (count > 1)
328 writer.writeAttribute(textNS, QString::fromLatin1("c"), QString::number(count));
329 precedingSpaces = 0;
330 exportedIndex = i;
331 }
332 // find tabs. -> <text:tab text:tab-ref="3" /> or <text:tab/>
333 if (!isTab && precedingTabs) {
334 writer.writeCharacters(fragmentText.mid(exportedIndex, i - precedingTabs - exportedIndex));
335 writer.writeEmptyElement(textNS, QString::fromLatin1("tab"));
336 if (precedingTabs > 1)
337 writer.writeAttribute(textNS, QString::fromLatin1("tab-ref"), QString::number(precedingTabs));
338 precedingTabs = 0;
339 exportedIndex = i;
340 }
341 if (!isSpace && !isTab)
342 precedingSpaces = 0;
343 }
344
345 writer.writeCharacters(fragmentText.mid(exportedIndex));
346 writer.writeEndElement(); // span
347 }
348 writer.writeCharacters(QString()); // Trick to make sure that the span gets no linefeed behind it.
349 writer.writeEndElement(); // p
350 if (block.textList())
351 writer.writeEndElement(); // list-item
352}
353
354void QTextOdfWriter::writeInlineCharacter(QXmlStreamWriter &writer, const QTextFragment &fragment) const
355{
356 writer.writeStartElement(drawNS, QString::fromLatin1("frame"));
357 if (m_strategy == 0) {
358 // don't do anything.
359 }
360 else if (fragment.charFormat().isImageFormat()) {
361 QTextImageFormat imageFormat = fragment.charFormat().toImageFormat();
362 writer.writeAttribute(drawNS, QString::fromLatin1("name"), imageFormat.name());
363
364 // vvv Copy pasted mostly from Qt =================
365 QImage image;
366 QString name = imageFormat.name();
367 if (name.startsWith(QLatin1String(":/"))) // auto-detect resources
368 name.prepend(QLatin1String("qrc"));
369 QUrl url = QUrl::fromEncoded(name.toUtf8());
370 const QVariant data = m_document->resource(QTextDocument::ImageResource, url);
371 if (data.type() == QVariant::Image) {
372 image = qvariant_cast<QImage>(data);
373 } else if (data.type() == QVariant::ByteArray) {
374 image.loadFromData(data.toByteArray());
375 }
376
377 if (image.isNull()) {
378 QString context;
379 if (QTextImageHandler::externalLoader)
380 image = QTextImageHandler::externalLoader(name, context);
381
382 if (image.isNull()) { // try direct loading
383 name = imageFormat.name(); // remove qrc:/ prefix again
384 image.load(name);
385 }
386 }
387
388 // ^^^ Copy pasted mostly from Qt =================
389 if (! image.isNull()) {
390 QBuffer imageBytes;
391 QImageWriter imageWriter(&imageBytes, "png");
392 imageWriter.write(image);
393 QString filename = m_strategy->createUniqueImageName();
394 m_strategy->addFile(filename, QString::fromLatin1("image/png"), imageBytes.data());
395
396 // get the width/height from the format.
397 qreal width = (imageFormat.hasProperty(QTextFormat::ImageWidth)) ? imageFormat.width() : image.width();
398 writer.writeAttribute(svgNS, QString::fromLatin1("width"), pixelToPoint(width));
399 qreal height = (imageFormat.hasProperty(QTextFormat::ImageHeight)) ? imageFormat.height() : image.height();
400 writer.writeAttribute(svgNS, QString::fromLatin1("height"), pixelToPoint(height));
401
402 writer.writeStartElement(drawNS, QString::fromLatin1("image"));
403 writer.writeAttribute(xlinkNS, QString::fromLatin1("href"), filename);
404 writer.writeEndElement(); // image
405 }
406 }
407
408 writer.writeEndElement(); // frame
409}
410
411void QTextOdfWriter::writeFormats(QXmlStreamWriter &writer, QSet<int> formats) const
412{
413 writer.writeStartElement(officeNS, QString::fromLatin1("automatic-styles"));
414 QVector<QTextFormat> allStyles = m_document->allFormats();
415 QSetIterator<int> formatId(formats);
416 while(formatId.hasNext()) {
417 int formatIndex = formatId.next();
418 QTextFormat textFormat = allStyles.at(formatIndex);
419 switch (textFormat.type()) {
420 case QTextFormat::CharFormat:
421 if (textFormat.isTableCellFormat())
422 writeTableCellFormat(writer, textFormat.toTableCellFormat(), formatIndex);
423 else
424 writeCharacterFormat(writer, textFormat.toCharFormat(), formatIndex);
425 break;
426 case QTextFormat::BlockFormat:
427 writeBlockFormat(writer, textFormat.toBlockFormat(), formatIndex);
428 break;
429 case QTextFormat::ListFormat:
430 writeListFormat(writer, textFormat.toListFormat(), formatIndex);
431 break;
432 case QTextFormat::FrameFormat:
433 writeFrameFormat(writer, textFormat.toFrameFormat(), formatIndex);
434 break;
435 case QTextFormat::TableFormat:
436 ;break;
437 }
438 }
439
440 writer.writeEndElement(); // automatic-styles
441}
442
443void QTextOdfWriter::writeBlockFormat(QXmlStreamWriter &writer, QTextBlockFormat format, int formatIndex) const
444{
445 writer.writeStartElement(styleNS, QString::fromLatin1("style"));
446 writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("p%1").arg(formatIndex));
447 writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("paragraph"));
448 writer.writeStartElement(styleNS, QString::fromLatin1("paragraph-properties"));
449
450 if (format.hasProperty(QTextFormat::BlockAlignment)) {
451 QString value;
452 if (format.alignment() == Qt::AlignLeading)
453 value = QString::fromLatin1("start");
454 else if (format.alignment() == Qt::AlignTrailing)
455 value = QString::fromLatin1("end");
456 else if (format.alignment() == (Qt::AlignLeft | Qt::AlignAbsolute))
457 value = QString::fromLatin1("left");
458 else if (format.alignment() == (Qt::AlignRight | Qt::AlignAbsolute))
459 value = QString::fromLatin1("right");
460 else if (format.alignment() == Qt::AlignHCenter)
461 value = QString::fromLatin1("center");
462 else if (format.alignment() == Qt::AlignJustify)
463 value = QString::fromLatin1("justify");
464 else
465 qWarning() << "QTextOdfWriter: unsupported paragraph alignment; " << format.alignment();
466 if (! value.isNull())
467 writer.writeAttribute(foNS, QString::fromLatin1("text-align"), value);
468 }
469
470 if (format.hasProperty(QTextFormat::BlockTopMargin))
471 writer.writeAttribute(foNS, QString::fromLatin1("margin-top"), pixelToPoint(qMax(qreal(0.), format.topMargin())) );
472 if (format.hasProperty(QTextFormat::BlockBottomMargin))
473 writer.writeAttribute(foNS, QString::fromLatin1("margin-bottom"), pixelToPoint(qMax(qreal(0.), format.bottomMargin())) );
474 if (format.hasProperty(QTextFormat::BlockLeftMargin) || format.hasProperty(QTextFormat::BlockIndent))
475 writer.writeAttribute(foNS, QString::fromLatin1("margin-left"), pixelToPoint(qMax(qreal(0.),
476 format.leftMargin() + format.indent())));
477 if (format.hasProperty(QTextFormat::BlockRightMargin))
478 writer.writeAttribute(foNS, QString::fromLatin1("margin-right"), pixelToPoint(qMax(qreal(0.), format.rightMargin())) );
479 if (format.hasProperty(QTextFormat::TextIndent))
480 writer.writeAttribute(foNS, QString::fromLatin1("text-indent"), QString::number(format.textIndent()));
481 if (format.hasProperty(QTextFormat::PageBreakPolicy)) {
482 if (format.pageBreakPolicy() & QTextFormat::PageBreak_AlwaysBefore)
483 writer.writeAttribute(foNS, QString::fromLatin1("break-before"), QString::fromLatin1("page"));
484 if (format.pageBreakPolicy() & QTextFormat::PageBreak_AlwaysAfter)
485 writer.writeAttribute(foNS, QString::fromLatin1("break-after"), QString::fromLatin1("page"));
486 }
487 if (format.hasProperty(QTextFormat::BlockNonBreakableLines))
488 writer.writeAttribute(foNS, QString::fromLatin1("keep-together"),
489 format.nonBreakableLines() ? QString::fromLatin1("true") : QString::fromLatin1("false"));
490 if (format.hasProperty(QTextFormat::TabPositions)) {
491 QList<QTextOption::Tab> tabs = format.tabPositions();
492 writer.writeStartElement(styleNS, QString::fromLatin1("style-tab-stops"));
493 QList<QTextOption::Tab>::Iterator iterator = tabs.begin();
494 while(iterator != tabs.end()) {
495 writer.writeEmptyElement(styleNS, QString::fromLatin1("style-tab-stop"));
496 writer.writeAttribute(styleNS, QString::fromLatin1("position"), pixelToPoint(iterator->position) );
497 QString type;
498 switch(iterator->type) {
499 case QTextOption::DelimiterTab: type = QString::fromLatin1("char"); break;
500 case QTextOption::LeftTab: type = QString::fromLatin1("left"); break;
501 case QTextOption::RightTab: type = QString::fromLatin1("right"); break;
502 case QTextOption::CenterTab: type = QString::fromLatin1("center"); break;
503 }
504 writer.writeAttribute(styleNS, QString::fromLatin1("type"), type);
505 if (iterator->delimiter != 0)
506 writer.writeAttribute(styleNS, QString::fromLatin1("char"), iterator->delimiter);
507 ++iterator;
508 }
509
510 writer.writeEndElement(); // style-tab-stops
511 }
512
513 writer.writeEndElement(); // paragraph-properties
514 writer.writeEndElement(); // style
515}
516
517void QTextOdfWriter::writeCharacterFormat(QXmlStreamWriter &writer, QTextCharFormat format, int formatIndex) const
518{
519 writer.writeStartElement(styleNS, QString::fromLatin1("style"));
520 writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("c%1").arg(formatIndex));
521 writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("text"));
522 writer.writeEmptyElement(styleNS, QString::fromLatin1("text-properties"));
523 if (format.fontItalic())
524 writer.writeAttribute(foNS, QString::fromLatin1("font-style"), QString::fromLatin1("italic"));
525 if (format.hasProperty(QTextFormat::FontWeight) && format.fontWeight() != QFont::Normal) {
526 QString value;
527 if (format.fontWeight() == QFont::Bold)
528 value = QString::fromLatin1("bold");
529 else
530 value = QString::number(format.fontWeight() * 10);
531 writer.writeAttribute(foNS, QString::fromLatin1("font-weight"), value);
532 }
533 if (format.hasProperty(QTextFormat::FontFamily))
534 writer.writeAttribute(foNS, QString::fromLatin1("font-family"), format.fontFamily());
535 else
536 writer.writeAttribute(foNS, QString::fromLatin1("font-family"), QString::fromLatin1("Sans")); // Qt default
537 if (format.hasProperty(QTextFormat::FontPointSize))
538 writer.writeAttribute(foNS, QString::fromLatin1("font-size"), QString::fromLatin1("%1pt").arg(format.fontPointSize()));
539 if (format.hasProperty(QTextFormat::FontCapitalization)) {
540 switch(format.fontCapitalization()) {
541 case QFont::MixedCase:
542 writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("none")); break;
543 case QFont::AllUppercase:
544 writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("uppercase")); break;
545 case QFont::AllLowercase:
546 writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("lowercase")); break;
547 case QFont::Capitalize:
548 writer.writeAttribute(foNS, QString::fromLatin1("text-transform"), QString::fromLatin1("capitalize")); break;
549 case QFont::SmallCaps:
550 writer.writeAttribute(foNS, QString::fromLatin1("font-variant"), QString::fromLatin1("small-caps")); break;
551 }
552 }
553 if (format.hasProperty(QTextFormat::FontLetterSpacing))
554 writer.writeAttribute(foNS, QString::fromLatin1("letter-spacing"), pixelToPoint(format.fontLetterSpacing()) );
555 if (format.hasProperty(QTextFormat::FontWordSpacing))
556 writer.writeAttribute(foNS, QString::fromLatin1("letter-spacing"), pixelToPoint(format.fontWordSpacing()) );
557 if (format.hasProperty(QTextFormat::FontUnderline))
558 writer.writeAttribute(styleNS, QString::fromLatin1("text-underline-type"),
559 format.fontUnderline() ? QString::fromLatin1("single") : QString::fromLatin1("none"));
560 if (format.hasProperty(QTextFormat::FontOverline)) {
561 // bool fontOverline () const TODO
562 }
563 if (format.hasProperty(QTextFormat::FontStrikeOut))
564 writer.writeAttribute(styleNS,QString::fromLatin1( "text-line-through-type"),
565 format.fontStrikeOut() ? QString::fromLatin1("single") : QString::fromLatin1("none"));
566 if (format.hasProperty(QTextFormat::TextUnderlineColor))
567 writer.writeAttribute(styleNS, QString::fromLatin1("text-underline-color"), format.underlineColor().name());
568 if (format.hasProperty(QTextFormat::FontFixedPitch)) {
569 // bool fontFixedPitch () const TODO
570 }
571 if (format.hasProperty(QTextFormat::TextUnderlineStyle)) {
572 QString value;
573 switch (format.underlineStyle()) {
574 case QTextCharFormat::NoUnderline: value = QString::fromLatin1("none"); break;
575 case QTextCharFormat::SingleUnderline: value = QString::fromLatin1("solid"); break;
576 case QTextCharFormat::DashUnderline: value = QString::fromLatin1("dash"); break;
577 case QTextCharFormat::DotLine: value = QString::fromLatin1("dotted"); break;
578 case QTextCharFormat::DashDotLine: value = QString::fromLatin1("dash-dot"); break;
579 case QTextCharFormat::DashDotDotLine: value = QString::fromLatin1("dot-dot-dash"); break;
580 case QTextCharFormat::WaveUnderline: value = QString::fromLatin1("wave"); break;
581 case QTextCharFormat::SpellCheckUnderline: value = QString::fromLatin1("none"); break;
582 }
583 writer.writeAttribute(styleNS, QString::fromLatin1("text-underline-style"), value);
584 }
585 if (format.hasProperty(QTextFormat::TextVerticalAlignment)) {
586 QString value;
587 switch (format.verticalAlignment()) {
588 case QTextCharFormat::AlignMiddle:
589 case QTextCharFormat::AlignNormal: value = QString::fromLatin1("0%"); break;
590 case QTextCharFormat::AlignSuperScript: value = QString::fromLatin1("super"); break;
591 case QTextCharFormat::AlignSubScript: value = QString::fromLatin1("sub"); break;
592 case QTextCharFormat::AlignTop: value = QString::fromLatin1("100%"); break;
593 case QTextCharFormat::AlignBottom : value = QString::fromLatin1("-100%"); break;
594 }
595 writer.writeAttribute(styleNS, QString::fromLatin1("text-position"), value);
596 }
597 if (format.hasProperty(QTextFormat::TextOutline))
598 writer.writeAttribute(styleNS, QString::fromLatin1("text-outline"), QString::fromLatin1("true"));
599 if (format.hasProperty(QTextFormat::TextToolTip)) {
600 // QString toolTip () const TODO
601 }
602 if (format.hasProperty(QTextFormat::IsAnchor)) {
603 // bool isAnchor () const TODO
604 }
605 if (format.hasProperty(QTextFormat::AnchorHref)) {
606 // QString anchorHref () const TODO
607 }
608 if (format.hasProperty(QTextFormat::AnchorName)) {
609 // QString anchorName () const TODO
610 }
611 if (format.hasProperty(QTextFormat::ForegroundBrush)) {
612 QBrush brush = format.foreground();
613 // TODO
614 writer.writeAttribute(foNS, QString::fromLatin1("color"), brush.color().name());
615 }
616
617 writer.writeEndElement(); // style
618}
619
620void QTextOdfWriter::writeListFormat(QXmlStreamWriter &writer, QTextListFormat format, int formatIndex) const
621{
622 writer.writeStartElement(textNS, QString::fromLatin1("list-style"));
623 writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("L%1").arg(formatIndex));
624
625 QTextListFormat::Style style = format.style();
626 if (style == QTextListFormat::ListDecimal || style == QTextListFormat::ListLowerAlpha
627 || style == QTextListFormat::ListUpperAlpha) {
628 writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-number"));
629 writer.writeAttribute(styleNS, QString::fromLatin1("num-format"), bulletChar(style));
630 writer.writeAttribute(styleNS, QString::fromLatin1("num-suffix"), QString::fromLatin1("."));
631 } else {
632 writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-bullet"));
633 writer.writeAttribute(textNS, QString::fromLatin1("bullet-char"), bulletChar(style));
634 }
635
636 writer.writeAttribute(textNS, QString::fromLatin1("level"), QString::number(format.indent()));
637 writer.writeEmptyElement(styleNS, QString::fromLatin1("list-level-properties"));
638 writer.writeAttribute(foNS, QString::fromLatin1("text-align"), QString::fromLatin1("start"));
639 QString spacing = QString::fromLatin1("%1mm").arg(format.indent() * 8);
640 writer.writeAttribute(textNS, QString::fromLatin1("space-before"), spacing);
641 //writer.writeAttribute(textNS, QString::fromLatin1("min-label-width"), spacing);
642
643 writer.writeEndElement(); // list-level-style-*
644 writer.writeEndElement(); // list-style
645}
646
647void QTextOdfWriter::writeFrameFormat(QXmlStreamWriter &writer, QTextFrameFormat format, int formatIndex) const
648{
649 writer.writeStartElement(styleNS, QString::fromLatin1("style"));
650 writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("s%1").arg(formatIndex));
651 writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("section"));
652 writer.writeEmptyElement(styleNS, QString::fromLatin1("section-properties"));
653 if (format.hasProperty(QTextFormat::BlockTopMargin))
654 writer.writeAttribute(foNS, QString::fromLatin1("margin-top"), pixelToPoint(qMax(qreal(0.), format.topMargin())) );
655 if (format.hasProperty(QTextFormat::BlockBottomMargin))
656 writer.writeAttribute(foNS, QString::fromLatin1("margin-bottom"), pixelToPoint(qMax(qreal(0.), format.bottomMargin())) );
657 if (format.hasProperty(QTextFormat::BlockLeftMargin))
658 writer.writeAttribute(foNS, QString::fromLatin1("margin-left"), pixelToPoint(qMax(qreal(0.), format.leftMargin())) );
659 if (format.hasProperty(QTextFormat::BlockRightMargin))
660 writer.writeAttribute(foNS, QString::fromLatin1("margin-right"), pixelToPoint(qMax(qreal(0.), format.rightMargin())) );
661
662 writer.writeEndElement(); // style
663
664// TODO consider putting the following properties in a qt-namespace.
665// Position position () const
666// qreal border () const
667// QBrush borderBrush () const
668// BorderStyle borderStyle () const
669// qreal padding () const
670// QTextLength width () const
671// QTextLength height () const
672// PageBreakFlags pageBreakPolicy () const
673}
674
675void QTextOdfWriter::writeTableCellFormat(QXmlStreamWriter &writer, QTextTableCellFormat format, int formatIndex) const
676{
677 writer.writeStartElement(styleNS, QString::fromLatin1("style"));
678 writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("T%1").arg(formatIndex));
679 writer.writeAttribute(styleNS, QString::fromLatin1("family"), QString::fromLatin1("table"));
680 writer.writeEmptyElement(styleNS, QString::fromLatin1("table-properties"));
681
682
683 qreal padding = format.topPadding();
684 if (padding > 0 && padding == format.bottomPadding()
685 && padding == format.leftPadding() && padding == format.rightPadding()) {
686 writer.writeAttribute(foNS, QString::fromLatin1("padding"), pixelToPoint(padding));
687 }
688 else {
689 if (padding > 0)
690 writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(padding));
691 if (format.bottomPadding() > 0)
692 writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(format.bottomPadding()));
693 if (format.leftPadding() > 0)
694 writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(format.leftPadding()));
695 if (format.rightPadding() > 0)
696 writer.writeAttribute(foNS, QString::fromLatin1("padding-top"), pixelToPoint(format.rightPadding()));
697 }
698
699 if (format.hasProperty(QTextFormat::TextVerticalAlignment)) {
700 QString pos;
701 switch (format.verticalAlignment()) {
702 case QTextCharFormat::AlignMiddle:
703 pos = QString::fromLatin1("middle"); break;
704 case QTextCharFormat::AlignTop:
705 pos = QString::fromLatin1("top"); break;
706 case QTextCharFormat::AlignBottom:
707 pos = QString::fromLatin1("bottom"); break;
708 default:
709 pos = QString::fromLatin1("automatic"); break;
710 }
711 writer.writeAttribute(styleNS, QString::fromLatin1("vertical-align"), pos);
712 }
713
714 // TODO
715 // ODF just search for style-table-cell-properties-attlist)
716 // QTextFormat::BackgroundImageUrl
717 // format.background
718 // QTextFormat::FrameBorder
719
720 writer.writeEndElement(); // style
721}
722
723///////////////////////
724
725QTextOdfWriter::QTextOdfWriter(const QTextDocument &document, QIODevice *device)
726 : officeNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:office:1.0")),
727 textNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:text:1.0")),
728 styleNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:style:1.0")),
729 foNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0")),
730 tableNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:table:1.0")),
731 drawNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:drawing:1.0")),
732 xlinkNS (QLatin1String("http://www.w3.org/1999/xlink")),
733 svgNS (QLatin1String("urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0")),
734 m_document(&document),
735 m_device(device),
736 m_strategy(0),
737 m_codec(0),
738 m_createArchive(true)
739{
740}
741
742bool QTextOdfWriter::writeAll()
743{
744 if (m_createArchive)
745 m_strategy = new QZipStreamStrategy(m_device);
746 else
747 m_strategy = new QXmlStreamStrategy(m_device);
748
749 if (!m_device->isWritable() && ! m_device->open(QIODevice::WriteOnly)) {
750 qWarning() << "QTextOdfWriter::writeAll: the device can not be opened for writing";
751 return false;
752 }
753 QXmlStreamWriter writer(m_strategy->contentStream);
754#ifndef QT_NO_TEXTCODEC
755 if (m_codec)
756 writer.setCodec(m_codec);
757#endif
758 // prettyfy
759 writer.setAutoFormatting(true);
760 writer.setAutoFormattingIndent(2);
761
762 writer.writeNamespace(officeNS, QString::fromLatin1("office"));
763 writer.writeNamespace(textNS, QString::fromLatin1("text"));
764 writer.writeNamespace(styleNS, QString::fromLatin1("style"));
765 writer.writeNamespace(foNS, QString::fromLatin1("fo"));
766 writer.writeNamespace(tableNS, QString::fromLatin1("table"));
767 writer.writeNamespace(drawNS, QString::fromLatin1("draw"));
768 writer.writeNamespace(xlinkNS, QString::fromLatin1("xlink"));
769 writer.writeNamespace(svgNS, QString::fromLatin1("svg"));
770 writer.writeStartDocument();
771 writer.writeStartElement(officeNS, QString::fromLatin1("document-content"));
772
773 // add fragments. (for character formats)
774 QTextDocumentPrivate::FragmentIterator fragIt = m_document->docHandle()->begin();
775 QSet<int> formats;
776 while (fragIt != m_document->docHandle()->end()) {
777 const QTextFragmentData * const frag = fragIt.value();
778 formats << frag->format;
779 ++fragIt;
780 }
781
782 // add blocks (for blockFormats)
783 QTextDocumentPrivate::BlockMap &blocks = m_document->docHandle()->blockMap();
784 QTextDocumentPrivate::BlockMap::Iterator blockIt = blocks.begin();
785 while (blockIt != blocks.end()) {
786 const QTextBlockData * const block = blockIt.value();
787 formats << block->format;
788 ++blockIt;
789 }
790
791 // add objects for lists, frames and tables
792 QVector<QTextFormat> allFormats = m_document->allFormats();
793 QList<int> copy = formats.toList();
794 for (QList<int>::Iterator iter = copy.begin(); iter != copy.end(); ++iter) {
795 QTextObject *object = m_document->objectForFormat(allFormats[*iter]);
796 if (object)
797 formats << object->formatIndex();
798 }
799
800 writeFormats(writer, formats);
801
802 writer.writeStartElement(officeNS, QString::fromLatin1("body"));
803 writer.writeStartElement(officeNS, QString::fromLatin1("text"));
804 QTextFrame *rootFrame = m_document->rootFrame();
805 writeFrame(writer, rootFrame);
806 writer.writeEndElement(); // text
807 writer.writeEndElement(); // body
808 writer.writeEndElement(); // document-content
809 writer.writeEndDocument();
810 delete m_strategy;
811 m_strategy = 0;
812
813 return true;
814}
815
816QT_END_NAMESPACE
817
818#endif // QT_NO_TEXTODFWRITER
Note: See TracBrowser for help on using the repository browser.