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path: root/noncore/graphics/drawpad/drawpadcanvas.cpp
authorleseb <leseb>2002-06-06 20:51:27 (UTC)
committer leseb <leseb>2002-06-06 20:51:27 (UTC)
commit43bde653ce03f4c5202860f4e23c7612144a38f0 (patch) (side-by-side diff)
treeaa89f01ade2667699e2d9ba69daabb9810e48c35 /noncore/graphics/drawpad/drawpadcanvas.cpp
parent38946b6ef966a154d979d7dd254cf463f6dadbe5 (diff)
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New page class, thumbnail view draft
Diffstat (limited to 'noncore/graphics/drawpad/drawpadcanvas.cpp') (more/less context) (show whitespace changes)
-rw-r--r--noncore/graphics/drawpad/drawpadcanvas.cpp62
1 files changed, 31 insertions, 31 deletions
diff --git a/noncore/graphics/drawpad/drawpadcanvas.cpp b/noncore/graphics/drawpad/drawpadcanvas.cpp
index 9f1e50b..79bef35 100644
--- a/noncore/graphics/drawpad/drawpadcanvas.cpp
+++ b/noncore/graphics/drawpad/drawpadcanvas.cpp
@@ -1,96 +1,96 @@
/***************************************************************************
* *
* DrawPad - a drawing program for Opie Environment *
* *
* (C) 2002 by S. Prud'homme <prudhomme@laposte.net> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "drawpadcanvas.h"
#include "drawpad.h"
#include "newpagedialog.h"
+#include "page.h"
#include "tool.h"
#include <qpe/applnk.h>
#include <qpe/filemanager.h>
#include <qpe/mimetype.h>
#include <qbuffer.h>
#include <qimage.h>
#include <qmessagebox.h>
#include <qpainter.h>
-#include <qpixmap.h>
#include <qtextcodec.h>
#include <qtextstream.h>
#include <qxml.h>
#include <zlib.h>
class DrawPadCanvasXmlHandler: public QXmlDefaultHandler
{
public:
DrawPadCanvasXmlHandler();
~DrawPadCanvasXmlHandler();
- QList<QPixmap> pixmaps();
+ QList<Page> pages();
bool startElement(const QString& namespaceURI, const QString& localName,
const QString& qName, const QXmlAttributes& atts);
bool endElement(const QString& namespaceURI, const QString& localName,
const QString& qName);
bool characters(const QString& ch);
private:
enum State {
Unknown,
InData
};
State m_state;
ulong m_dataLenght;
QString m_dataFormat;
- QList<QPixmap> m_pixmaps;
+ QList<Page> m_pages;
};
DrawPadCanvasXmlHandler::DrawPadCanvasXmlHandler()
{
m_state = Unknown;
}
DrawPadCanvasXmlHandler::~DrawPadCanvasXmlHandler()
{
}
-QList<QPixmap> DrawPadCanvasXmlHandler::pixmaps()
+QList<Page> DrawPadCanvasXmlHandler::pages()
{
- return m_pixmaps;
+ return m_pages;
}
bool DrawPadCanvasXmlHandler::startElement(const QString& namespaceURI, const QString& localName,
const QString& qName, const QXmlAttributes& atts)
{
Q_CONST_UNUSED(namespaceURI)
Q_CONST_UNUSED(localName)
if (qName.compare("data") == 0) {
m_state = InData;
m_dataLenght = atts.value("length").toULong();
m_dataFormat = atts.value("format");
if (m_dataFormat.isEmpty()) {
m_dataFormat = "XPM";
}
}
return true;
}
bool DrawPadCanvasXmlHandler::endElement(const QString& namespaceURI, const QString& localName,
const QString& qName)
{
@@ -126,332 +126,332 @@ bool DrawPadCanvasXmlHandler::characters(const QString& ch)
r += l - '0';
} else {
r += l - 'a' + 10;
}
byteArray[i] = r;
}
QImage image;
if (m_dataFormat == "XPM") {
if (m_dataLenght < ch.length() * 5) {
m_dataLenght = ch.length() * 5;
}
QByteArray byteArrayUnzipped(m_dataLenght);
::uncompress((uchar*)byteArrayUnzipped.data(), &m_dataLenght, (uchar*)byteArray.data(), byteArray.size());
image.loadFromData((const uchar*)byteArrayUnzipped.data(), m_dataLenght, m_dataFormat);
} else {
image.loadFromData((const uchar*)byteArray.data(), m_dataLenght, m_dataFormat);
}
- QPixmap* pixmap = new QPixmap(image.width(), image.height());
- pixmap->convertFromImage(image);
- m_pixmaps.append(pixmap);
+ Page* page = new Page(image.width(), image.height());
+ page->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()
{
}
void DrawPadCanvas::load(QIODevice* ioDevice)
{
QTextStream textStream(ioDevice);
textStream.setCodec(QTextCodec::codecForName("UTF-8"));
QXmlInputSource xmlInputSource(textStream);
QXmlSimpleReader xmlSimpleReader;
DrawPadCanvasXmlHandler drawPadCanvasXmlHandler;
xmlSimpleReader.setContentHandler(&drawPadCanvasXmlHandler);
xmlSimpleReader.parse(xmlInputSource);
- m_pages = drawPadCanvasXmlHandler.pixmaps();
+ m_pages = drawPadCanvasXmlHandler.pages();
if (m_pages.isEmpty()) {
- m_pages.append(new QPixmap(contentsRect().size()));
+ m_pages.append(new Page(contentsRect().size()));
m_pages.current()->fill(Qt::white);
}
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
void DrawPadCanvas::initialPage()
{
- m_pages.append(new QPixmap(236, 232));
+ m_pages.append(new Page(236, 232));
m_pages.current()->fill(Qt::white);
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
void DrawPadCanvas::save(QIODevice* ioDevice)
{
QTextStream textStream(ioDevice);
textStream.setCodec(QTextCodec::codecForName("UTF-8"));
textStream << "<drawpad>" << endl;
textStream << " <images>" << endl;
- QListIterator<QPixmap> bufferIterator(m_pages);
+ QListIterator<Page> bufferIterator(m_pages);
for (bufferIterator.toFirst(); bufferIterator.current() != 0; ++bufferIterator) {
textStream << " <image>" << endl;
QImage image = bufferIterator.current()->convertToImage();
QByteArray byteArray;
QBuffer buffer(byteArray);
QImageIO imageIO(&buffer, "PNG");
buffer.open(IO_WriteOnly);
imageIO.setImage(image);
imageIO.write();
buffer.close();
textStream << " <data length=\"" << byteArray.size() << "\" format=\"PNG\">";
static const char hexchars[] = "0123456789abcdef";
for (int i = 0; i < (int)byteArray.size(); i++ ) {
uchar s = (uchar)byteArray[i];
textStream << hexchars[s >> 4];
textStream << hexchars[s & 0x0f];
}
textStream << "</data>" << endl;
textStream << " </image>" << endl;
}
textStream << " </images>" << endl;
textStream << "</drawpad>";
}
void DrawPadCanvas::importPage(const QString& fileName)
{
- QPixmap* importedPixmap = new QPixmap();
+ Page* importedPage = new Page();
- importedPixmap->load(fileName);
- m_pages.insert(m_pages.at() + 1, importedPixmap);
+ importedPage->load(fileName);
+ m_pages.insert(m_pages.at() + 1, importedPage);
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->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;
MimeType mimeType(format);
docLnk.setName(name);
docLnk.setType(mimeType.id());
FileManager fileManager;
QIODevice* ioDevice = fileManager.saveFile(docLnk);
QImageIO imageIO(ioDevice, format);
QImage image = m_pages.current()->convertToImage();
imageIO.setImage(image);
imageIO.write();
delete ioDevice;
} else {
for (uint i = fromPage; i <= toPage; i++) {
DocLnk docLnk;
MimeType mimeType(format);
docLnk.setName(name + QString::number(i));
docLnk.setType(mimeType.id());
FileManager fileManager;
QIODevice* ioDevice = fileManager.saveFile(docLnk);
QImageIO imageIO(ioDevice, format);
QImage image = m_pages.at(i - 1)->convertToImage();
imageIO.setImage(image);
imageIO.write();
delete ioDevice;
}
}
}
-QPixmap* DrawPadCanvas::currentPage()
+Page* DrawPadCanvas::currentPage()
{
return m_pages.current();
}
-QList<QPixmap> DrawPadCanvas::pages()
+QList<Page> DrawPadCanvas::pages()
{
return m_pages;
}
uint DrawPadCanvas::pagePosition()
{
return (m_pages.at() + 1);
}
uint DrawPadCanvas::pageCount()
{
return m_pages.count();
}
void DrawPadCanvas::backupPage()
{
QPixmap* currentBackup = m_pageBackups.current();
while (m_pageBackups.last() != currentBackup) {
m_pageBackups.removeLast();
}
while (m_pageBackups.count() >= (5 + 1)) {
m_pageBackups.removeFirst();
}
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
emit pageBackupsChanged();
}
void DrawPadCanvas::deleteAll()
{
QMessageBox messageBox(tr("Delete All"), tr("Do you want to delete\nall the pages?"),
QMessageBox::Information, QMessageBox::Yes,
QMessageBox::No | QMessageBox::Escape | QMessageBox::Default,
QMessageBox::NoButton, this);
messageBox.setButtonText(QMessageBox::Yes, tr("Yes"));
messageBox.setButtonText(QMessageBox::No, tr("No"));
if (messageBox.exec() == QMessageBox::Yes) {
m_pages.clear();
- m_pages.append(new QPixmap(contentsRect().size()));
+ m_pages.append(new Page(contentsRect().size()));
m_pages.current()->fill(Qt::white);
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
}
void DrawPadCanvas::newPage()
{
QRect rect = contentsRect();
NewPageDialog newPageDialog(rect.width(), rect.height(), m_pDrawPad->pen().color(),
m_pDrawPad->brush().color(), this);
if (newPageDialog.exec() == QDialog::Accepted) {
- m_pages.insert(m_pages.at() + 1, new QPixmap(newPageDialog.selectedWidth(),
+ m_pages.insert(m_pages.at() + 1, new Page(newPageDialog.selectedWidth(),
newPageDialog.selectedHeight()));
m_pages.current()->fill(newPageDialog.selectedColor());
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
}
void DrawPadCanvas::clearPage()
{
QMessageBox messageBox(tr("Clear Page"), tr("Do you want to clear\nthe current page?"),
QMessageBox::Information, QMessageBox::Yes,
QMessageBox::No | QMessageBox::Escape | QMessageBox::Default,
QMessageBox::NoButton, this);
messageBox.setButtonText(QMessageBox::Yes, tr("Yes"));
messageBox.setButtonText(QMessageBox::No, tr("No"));
if (messageBox.exec() == QMessageBox::Yes) {
m_pages.current()->fill(Qt::white);
viewport()->update();
}
}
void DrawPadCanvas::deletePage()
{
QMessageBox messageBox(tr("Delete Page"), tr("Do you want to delete\nthe current page?"),
QMessageBox::Information, QMessageBox::Yes,
QMessageBox::No | QMessageBox::Escape | QMessageBox::Default,
QMessageBox::NoButton, this);
messageBox.setButtonText(QMessageBox::Yes, tr("Yes"));
messageBox.setButtonText(QMessageBox::No, tr("No"));
if (messageBox.exec() == QMessageBox::Yes) {
m_pages.remove(m_pages.current());
if (m_pages.isEmpty()) {
- m_pages.append(new QPixmap(contentsRect().size()));
+ m_pages.append(new Page(contentsRect().size()));
m_pages.current()->fill(Qt::white);
}
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
}
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());
}
@@ -461,88 +461,88 @@ bool DrawPadCanvas::goNextPageEnabled()
}
void DrawPadCanvas::undo()
{
*(m_pages.current()) = *(m_pageBackups.prev());
viewport()->update();
emit pageBackupsChanged();
}
void DrawPadCanvas::redo()
{
*(m_pages.current()) = *(m_pageBackups.next());
viewport()->update();
emit pageBackupsChanged();
}
void DrawPadCanvas::goFirstPage()
{
m_pages.first();
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
void DrawPadCanvas::goPreviousPage()
{
m_pages.prev();
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
void DrawPadCanvas::goNextPage()
{
m_pages.next();
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
void DrawPadCanvas::goLastPage()
{
m_pages.last();
m_pageBackups.clear();
- m_pageBackups.append(new QPixmap(*(m_pages.current())));
+ m_pageBackups.append(new Page(*(m_pages.current())));
resizeContents(m_pages.current()->width(), m_pages.current()->height());
viewport()->update();
emit pagesChanged();
emit pageBackupsChanged();
}
void DrawPadCanvas::contentsMousePressEvent(QMouseEvent* e)
{
m_pDrawPad->tool()->mousePressEvent(e);
}
void DrawPadCanvas::contentsMouseReleaseEvent(QMouseEvent* e)
{
m_pDrawPad->tool()->mouseReleaseEvent(e);
}
void DrawPadCanvas::contentsMouseMoveEvent(QMouseEvent* e)
{
m_pDrawPad->tool()->mouseMoveEvent(e);
}
void DrawPadCanvas::drawContents(QPainter* p, int cx, int cy, int cw, int ch)