void setUnicodeText(const QString &text, const QFont &font, const QColor &color)
{
deleteContent();
QRawFont raw_font = QRawFont::fromFont(font, QFontDatabase::Latin);
qreal line_width = raw_font.averageCharWidth() * text.size();
QSGRenderContext *sgr = QQuickItemPrivate::get(m_owner)->sceneGraphRenderContext();
QTextLayout layout(text,font);
layout.beginLayout();
QTextLine line = layout.createLine();
line.setLineWidth(line_width);
//Q_ASSERT(!layout.createLine().isValid());
layout.endLayout();
QList<QGlyphRun> glyphRuns = line.glyphRuns();
qreal xpos = 0;
for (int i = 0; i < glyphRuns.size(); i++) {
QSGGlyphNode *node = sgr->sceneGraphContext()->createGlyphNode(sgr, false);
node->setOwnerElement(m_owner);
node->geometry()->setIndexDataPattern(QSGGeometry::StaticPattern);
node->geometry()->setVertexDataPattern(QSGGeometry::StaticPattern);
node->setGlyphs(QPointF(xpos, raw_font.ascent()), glyphRuns.at(i));
node->setStyle(QQuickText::Normal);
node->setColor(color);
xpos += raw_font.averageCharWidth() * glyphRuns.at(i).positions().size();
node->update();
appendChildNode(node);
}
}
void ContentData::clear()
{
deleteContent();
ContentData* n = m_next;
m_next = 0;
// Reverse the list so we can delete without recursing.
ContentData* last = 0;
ContentData* c;
while ((c = n)) {
n = c->m_next;
c->m_next = last;
last = c;
}
for (c = last; c; c = n) {
n = c->m_next;
c->m_next = 0;
delete c;
}
}
void setLatinText(const QString &text, const QFont &font, const QColor &color) {
QRawFont raw_font = QRawFont::fromFont(font, QFontDatabase::Latin);
if (raw_font != m_raw_font) {
m_raw_font = raw_font;
m_positions.clear();
}
if (m_positions.size() < text.size()) {
qreal x_pos = 0;
qreal max_char_width = raw_font.averageCharWidth();
qreal ascent = raw_font.ascent();
if (m_positions.size())
x_pos = m_positions.last().x() + max_char_width;
int to_add = text.size() - m_positions.size();
for (int i = 0; i < to_add; i++) {
m_positions << QPointF(x_pos, ascent);
x_pos += max_char_width;
}
}
deleteContent();
QSGRenderContext *sgr = QQuickItemPrivate::get(m_owner)->sceneGraphRenderContext();
QSGGlyphNode *node = sgr->sceneGraphContext()->createGlyphNode(sgr, false);
node->setOwnerElement(m_owner);
node->geometry()->setIndexDataPattern(QSGGeometry::StaticPattern);
node->geometry()->setVertexDataPattern(QSGGeometry::StaticPattern);
node->setStyle(QQuickText::Normal);
node->setColor(color);
QGlyphRun glyphrun;
glyphrun.setRawFont(raw_font);
glyphrun.setGlyphIndexes(raw_font.glyphIndexesForString(text));
glyphrun.setPositions(m_positions);
node->setGlyphs(QPointF(0, raw_font.ascent()), glyphrun);
node->update();
appendChildNode(node);
}
void SCgView::createActions()
{
QAction* sep = new QAction(this);
sep->setSeparator(true);
mActionsList.append(sep);
mActionChangeContent = new QAction(mWindow->findIcon("edit-content-change.png"),tr("Set content"),mWindow);
mActionChangeContent->setShortcut(QKeySequence( tr("C") ));
connect(mActionChangeContent, SIGNAL(triggered()), this, SLOT(changeContent()));
mActionShowContent = new QAction(tr("Show content"),mWindow);
mActionShowContent->setCheckable(true);
mActionShowContent->setShortcut(QKeySequence( tr("H") ));
connect(mActionShowContent, SIGNAL(triggered(bool)), this, SLOT(setContentVisible(bool)));
mActionShowAllContent = new QAction(tr("Show all content"), mWindow);
connect(mActionShowAllContent, SIGNAL(triggered(bool)), this, SLOT(setContentVisible(bool)));
mActionHideAllContent = new QAction(tr("Hide all content"), mWindow);
connect(mActionHideAllContent, SIGNAL(triggered(bool)), this, SLOT(setContentVisible(bool)));
mActionDeleteContent = new QAction(mWindow->findIcon("edit-content-delete.png"), tr("Delete content"), mWindow);
mActionDeleteContent->setShortcut(QKeySequence( tr("D") ));
connect(mActionDeleteContent, SIGNAL(triggered()), this, SLOT(deleteContent()));
mActionChangeIdtf = new QAction(mWindow->findIcon("edit-change-idtf.png"), tr("Change identifier"), mWindow);
mActionChangeIdtf->setShortcut(QKeySequence( tr("I") ));
connect(mActionChangeIdtf, SIGNAL(triggered()), this, SLOT(changeIdentifier()));
mActionDelete = new QAction(QIcon::fromTheme("edit-delete", mWindow->findIcon("edit-delete.png")), tr("Delete"), mWindow);
mActionDelete->setShortcut(QKeySequence::Delete);
connect(mActionDelete, SIGNAL(triggered()), this, SLOT(deleteSelected()));
mActionContourDelete = new QAction(mWindow->findIcon("edit-delete.png"), tr("Delete contour"), mWindow);
mActionContourDelete->setShortcut( QKeySequence(tr("Backspace")) );
connect(mActionContourDelete, SIGNAL(triggered()), this, SLOT(deleteJustContour()));
mActionSwapPairOrient = new QAction(mWindow->findIcon("edit-swap-pair.png"), tr("Swap orientation"), mWindow);
mActionSwapPairOrient->setShortcut( QKeySequence(tr("S")));
connect(mActionSwapPairOrient, SIGNAL(triggered()), this, SLOT(swapPairOrient()));
mActionCopy = new QAction(QIcon::fromTheme("edit-copy", mWindow->findIcon("edit-copy.png")), tr("Copy"),this);
mActionCopy->setShortcut(QKeySequence::Copy);
connect(mActionCopy, SIGNAL(triggered()), mWindow, SLOT(copy()));
mActionCut = new QAction(QIcon::fromTheme("edit-cut", mWindow->findIcon("edit-cut.png")), tr("Cut"),this);
mActionCut->setShortcut(QKeySequence::Cut);
connect(mActionCut, SIGNAL(triggered()), mWindow, SLOT(cut()));
mActionPaste = new QAction(QIcon::fromTheme("edit-paste", mWindow->findIcon("edit-paste.png")), tr("Paste"),this);
mActionPaste->setShortcut(QKeySequence::Paste);
connect(mActionPaste, SIGNAL(triggered()), mWindow, SLOT(paste()));
mActionSelectAll = new QAction(QIcon::fromTheme("edit-select-all", mWindow->findIcon("edit-select-all.png")), tr("Select All"),this);
mActionSelectAll->setShortcut(QKeySequence::SelectAll);
connect(mActionSelectAll, SIGNAL(triggered()), this, SLOT(selectAllCommand()));
mActionsList.append(mActionChangeContent);
mActionsList.append(mActionShowContent);
mActionsList.append(mActionShowAllContent);
mActionsList.append(mActionHideAllContent);
mActionsList.append(mActionDeleteContent);
sep = new QAction(this);
sep->setSeparator(true);
mActionsList.append(sep);
mActionsList.append(mActionChangeIdtf);
mActionsList.append(mActionSwapPairOrient);
sep = new QAction(this);
sep->setSeparator(true);
mActionsList.append(sep);
mActionsList.append(mActionCopy);
mActionsList.append(mActionCut);
mActionsList.append(mActionPaste);
sep = new QAction(this);
sep->setSeparator(true);
mActionsList.append(sep);
mActionsList.append(mActionSelectAll);
sep = new QAction(this);
sep->setSeparator(true);
mActionsList.append(sep);
mActionsList.append(mActionContourDelete);
mActionsList.append(mActionDelete);
}
void QQuickTextNode::updateNodes()
{
return;
deleteContent();
if (m_text.isEmpty())
return;
if (m_usePixmapCache) {
// ### gunnar: port properly
// QPixmap pixmap = generatedPixmap();
// if (pixmap.isNull())
// return;
// QSGImageNode *pixmapNode = m_context->createImageNode();
// pixmapNode->setRect(pixmap.rect());
// pixmapNode->setSourceRect(pixmap.rect());
// pixmapNode->setOpacity(m_opacity);
// pixmapNode->setClampToEdge(true);
// pixmapNode->setLinearFiltering(m_linearFiltering);
// appendChildNode(pixmapNode);
} else {
if (m_text.isEmpty())
return;
// Implement styling by drawing text several times at slight shifts. shiftForStyle
// contains the sequence of shifted positions at which to draw the text. All except
// the last will be drawn with styleColor.
QList<QPointF> shiftForStyle;
switch (m_textStyle) {
case OutlineTextStyle:
// ### Should be made faster by implementing outline material
shiftForStyle << QPointF(-1, 0);
shiftForStyle << QPointF(0, -1);
shiftForStyle << QPointF(1, 0);
shiftForStyle << QPointF(0, 1);
break;
case SunkenTextStyle:
shiftForStyle << QPointF(0, -1);
break;
case RaisedTextStyle:
shiftForStyle << QPointF(0, 1);
break;
default:
break;
}
shiftForStyle << QPointF(0, 0); // Regular position
while (!shiftForStyle.isEmpty()) {
QPointF shift = shiftForStyle.takeFirst();
// Use styleColor for all but last shift
if (m_richText) {
QColor overrideColor = shiftForStyle.isEmpty() ? QColor() : m_styleColor;
QTextFrame *textFrame = m_textDocument->rootFrame();
QPointF p = m_textDocument->documentLayout()->frameBoundingRect(textFrame).topLeft();
QTextFrame::iterator it = textFrame->begin();
while (!it.atEnd()) {
addTextBlock(shift + p, it.currentBlock(), overrideColor);
++it;
}
} else {
addTextLayout(shift, m_textLayout, shiftForStyle.isEmpty()
? m_color
: m_styleColor);
}
}
}
}
