Diffstat (limited to 'noncore/graphics/drawpad/drawpadcanvas.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/graphics/drawpad/drawpadcanvas.cpp | 146 |
1 files changed, 37 insertions, 109 deletions
diff --git a/noncore/graphics/drawpad/drawpadcanvas.cpp b/noncore/graphics/drawpad/drawpadcanvas.cpp index 05dd408..025bebb 100644 --- a/noncore/graphics/drawpad/drawpadcanvas.cpp +++ b/noncore/graphics/drawpad/drawpadcanvas.cpp @@ -25,14 +25,12 @@ #include <qimage.h> #include <qpainter.h> #include <qtextcodec.h> #include <qtextstream.h> #include <qxml.h> -const int PAGE_BACKUPS = 99; - class DrawPadCanvasXmlHandler: public QXmlDefaultHandler { public: DrawPadCanvasXmlHandler(); ~DrawPadCanvasXmlHandler(); @@ -146,25 +144,24 @@ bool DrawPadCanvasXmlHandler::characters(const QString& ch) QImage image; image.loadFromData((const uchar*)byteArray.data(), m_dataLenght, m_dataFormat); Page* page = new Page(m_title, image.width(), image.height()); page->setLastModified(m_date); - page->convertFromImage(image); + page->pixmap()->convertFromImage(image); m_pages.append(page); } return true; } DrawPadCanvas::DrawPadCanvas(DrawPad* drawPad, QWidget* parent, const char* name) : QScrollView(parent, name) { m_pDrawPad = drawPad; m_pages.setAutoDelete(true); - m_pageBackups.setAutoDelete(true); viewport()->setBackgroundMode(QWidget::NoBackground); } DrawPadCanvas::~DrawPadCanvas() { @@ -183,38 +180,30 @@ void DrawPadCanvas::load(QIODevice* ioDevice) xmlSimpleReader.parse(xmlInputSource); m_pages = drawPadCanvasXmlHandler.pages(); if (m_pages.isEmpty()) { m_pages.append(new Page("", contentsRect().size())); - m_pages.current()->fill(Qt::white); + m_pages.current()->pixmap()->fill(Qt::white); } - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::initialPage() { m_pages.append(new Page("", 236, 232)); - m_pages.current()->fill(Qt::white); - - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); + m_pages.current()->pixmap()->fill(Qt::white); - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::save(QIODevice* ioDevice) { QTextStream textStream(ioDevice); textStream.setCodec(QTextCodec::codecForName("UTF-8")); @@ -224,17 +213,17 @@ void DrawPadCanvas::save(QIODevice* ioDevice) QListIterator<Page> bufferIterator(m_pages); for (bufferIterator.toFirst(); bufferIterator.current() != 0; ++bufferIterator) { textStream << " <image>" << endl; textStream << " <title>" << bufferIterator.current()->title() << "</title>" << endl; - + int intDate = QDateTime(QDate(1970, 1, 1)).secsTo(bufferIterator.current()->lastModified()); textStream << " <date>" << intDate << "</date>" << endl; - QImage image = bufferIterator.current()->convertToImage(); + QImage image = bufferIterator.current()->pixmap()->convertToImage(); QByteArray byteArray; QBuffer buffer(byteArray); QImageIO imageIO(&buffer, "PNG"); buffer.open(IO_WriteOnly); imageIO.setImage(image); @@ -260,23 +249,19 @@ void DrawPadCanvas::save(QIODevice* ioDevice) } void DrawPadCanvas::importPage(const QString& fileName) { Page* importedPage = new Page(); - importedPage->load(fileName); + importedPage->pixmap()->load(fileName); m_pages.insert(m_pages.at() + 1, importedPage); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::exportPage(uint fromPage, uint toPage, const QString& name,const QString& format) { if (fromPage == toPage) { DocLnk docLnk; @@ -286,13 +271,13 @@ void DrawPadCanvas::exportPage(uint fromPage, uint toPage, const QString& name,c docLnk.setType(mimeType.id()); FileManager fileManager; QIODevice* ioDevice = fileManager.saveFile(docLnk); QImageIO imageIO(ioDevice, format); - QImage image = m_pages.current()->convertToImage(); + QImage image = m_pages.current()->pixmap()->convertToImage(); imageIO.setImage(image); imageIO.write(); delete ioDevice; } else { for (uint i = fromPage; i <= toPage; i++) { DocLnk docLnk; @@ -302,13 +287,13 @@ void DrawPadCanvas::exportPage(uint fromPage, uint toPage, const QString& name,c docLnk.setType(mimeType.id()); FileManager fileManager; QIODevice* ioDevice = fileManager.saveFile(docLnk); QImageIO imageIO(ioDevice, format); - QImage image = m_pages.at(i - 1)->convertToImage(); + QImage image = m_pages.at(i - 1)->pixmap()->convertToImage(); imageIO.setImage(image); imageIO.write(); delete ioDevice; } } } @@ -333,115 +318,81 @@ uint DrawPadCanvas::pageCount() return m_pages.count(); } void DrawPadCanvas::selectPage(Page* page) { m_pages.findRef(page); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } -void DrawPadCanvas::selectPage(uint pagePosition) +void DrawPadCanvas::backupPage() { - m_pages.at(pagePosition - 1); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - - resizeContents(m_pages.current()->width(), m_pages.current()->height()); - viewport()->update(); + m_pages.current()->backup(); emit pagesChanged(); - emit pageBackupsChanged(); } -void DrawPadCanvas::backupPage() +void DrawPadCanvas::selectPage(uint pagePosition) { - m_pages.current()->setLastModified(QDateTime::currentDateTime()); - - Page* currentBackup = m_pageBackups.current(); - while (m_pageBackups.last() != currentBackup) { - m_pageBackups.removeLast(); - } - - while (m_pageBackups.count() >= (PAGE_BACKUPS + 1)) { - m_pageBackups.removeFirst(); - } + m_pages.at(pagePosition - 1); - m_pageBackups.append(new Page(*(m_pages.current()))); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); + viewport()->update(); - emit pageBackupsChanged(); + emit pagesChanged(); } void DrawPadCanvas::deleteAll() { m_pages.clear(); m_pages.append(new Page("", contentsRect().size())); - m_pages.current()->fill(Qt::white); + m_pages.current()->pixmap()->fill(Qt::white); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::newPage(QString title, uint width, uint height, const QColor& color) { m_pages.insert(m_pages.at() + 1, new Page(title, width, height)); - m_pages.current()->fill(color); - - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); + m_pages.current()->pixmap()->fill(color); - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::clearPage() { - m_pages.current()->fill(Qt::white); + m_pages.current()->pixmap()->fill(Qt::white); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); - - emit pageBackupsChanged(); } void DrawPadCanvas::deletePage() { m_pages.remove(m_pages.current()); if (m_pages.isEmpty()) { m_pages.append(new Page("", contentsRect().size())); - m_pages.current()->fill(Qt::white); + m_pages.current()->pixmap()->fill(Qt::white); } - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::movePageUp() { int index = m_pages.at(); Page* page = m_pages.take(); @@ -456,100 +407,77 @@ void DrawPadCanvas::movePageDown() Page* page = m_pages.take(); m_pages.insert(index + 1, page); emit pagesChanged(); } -bool DrawPadCanvas::undoEnabled() -{ - return (m_pageBackups.current() != m_pageBackups.getFirst()); -} - -bool DrawPadCanvas::redoEnabled() -{ - return (m_pageBackups.current() != m_pageBackups.getLast()); -} - bool DrawPadCanvas::goPreviousPageEnabled() { return (m_pages.current() != m_pages.getFirst()); } bool DrawPadCanvas::goNextPageEnabled() { return (m_pages.current() != m_pages.getLast()); } void DrawPadCanvas::undo() { - *(m_pages.current()) = *(m_pageBackups.prev()); + m_pages.current()->undo(); viewport()->update(); - emit pageBackupsChanged(); + emit pagesChanged(); } void DrawPadCanvas::redo() { - *(m_pages.current()) = *(m_pageBackups.next()); + m_pages.current()->redo(); viewport()->update(); - emit pageBackupsChanged(); + emit pagesChanged(); } void DrawPadCanvas::goFirstPage() { m_pages.first(); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::goPreviousPage() { m_pages.prev(); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::goNextPage() { m_pages.next(); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::goLastPage() { m_pages.last(); - m_pageBackups.clear(); - m_pageBackups.append(new Page(*(m_pages.current()))); - resizeContents(m_pages.current()->width(), m_pages.current()->height()); + resizeContents(m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); viewport()->update(); emit pagesChanged(); - emit pageBackupsChanged(); } void DrawPadCanvas::contentsMousePressEvent(QMouseEvent* e) { m_pDrawPad->tool()->mousePressEvent(e); } @@ -564,16 +492,16 @@ void DrawPadCanvas::contentsMouseMoveEvent(QMouseEvent* e) m_pDrawPad->tool()->mouseMoveEvent(e); } void DrawPadCanvas::drawContents(QPainter* p, int cx, int cy, int cw, int ch) { QRect clipRect(cx, cy, cw, ch); - QRect pixmapRect(0, 0, m_pages.current()->width(), m_pages.current()->height()); + QRect pixmapRect(0, 0, m_pages.current()->pixmap()->width(), m_pages.current()->pixmap()->height()); QRect drawRect = pixmapRect.intersect(clipRect); - p->drawPixmap(drawRect.topLeft(), *(m_pages.current()), drawRect); + p->drawPixmap(drawRect.topLeft(), *(m_pages.current()->pixmap()), drawRect); if (drawRect.right() < clipRect.right()) { p->fillRect(drawRect.right() + 1, cy, cw - drawRect.width(), ch, colorGroup().dark()); } if (drawRect.bottom() < clipRect.bottom()) { |