void KPrAttributeHeight::initCache(KPrAnimationCache *animationCache, int step, KPrShapeAnimation * shapeAnimation, qreal startValue, qreal endValue)
{
qreal v1 = 0.0, v2 = 0.0, tx = 0.0, ty = 0.0;
KoShape * shape = shapeAnimation->shape();
KoTextBlockData * textBlockData = shapeAnimation->textBlockData();
if (textBlockData) {
if (KoTextShapeData *textShapeData = dynamic_cast<KoTextShapeData*>(shape->userData())) {
QTextDocument *textDocument = textShapeData->document();
for (int i = 0; i < textDocument->blockCount(); i++) {
QTextBlock textBlock = textDocument->findBlockByNumber(i);
if (textBlock.userData() == textBlockData) {
QTextLayout *layout = textBlock.layout();
v1 = startValue * animationCache->pageSize().height() / layout->boundingRect().height();
v2 = endValue * animationCache->pageSize().height() / layout->boundingRect().height();
tx = layout->minimumWidth() * animationCache->zoom() / 2;
ty = layout->boundingRect().height() * animationCache->zoom() / 2;
}
}
}
}
else {
v1 = startValue * animationCache->pageSize().height() / shape->size().height();
v2 = endValue * animationCache->pageSize().height() / shape->size().height();
tx = shape->size().width() * animationCache->zoom() / 2;
ty = shape->size().height() * animationCache->zoom() / 2;
}
animationCache->init(step, shape, textBlockData, "transform", QTransform().translate(tx, ty).scale(1, v1).translate(-tx, -ty));
animationCache->init(step + 1, shape, textBlockData, "transform", QTransform().translate(tx, ty).scale(1, v2).translate(-tx, -ty));
}
void KPrAttributeHeight::updateCache(KPrAnimationCache *cache, KPrShapeAnimation *shapeAnimation, qreal value)
{
qreal tx = 0.0, ty = 0.0;
KoShape * shape = shapeAnimation->shape();
KoTextBlockData * textBlockData = shapeAnimation->textBlockData();
QTransform transform;
if (textBlockData) {
if (KoTextShapeData *textShapeData = dynamic_cast<KoTextShapeData*>(shape->userData())) {
QTextDocument *textDocument = textShapeData->document();
for (int i = 0; i < textDocument->blockCount(); i++) {
QTextBlock textBlock = textDocument->findBlockByNumber(i);
if (textBlock.userData() == textBlockData) {
QTextLayout *layout = textBlock.layout();
value = value * cache->pageSize().height() / layout->boundingRect().height();
tx = layout->minimumWidth() * cache->zoom() / 2;
ty = layout->boundingRect().height() * cache->zoom() / 2;
}
}
}
}
else {
value = value * cache->pageSize().height() / shape->size().height();
tx = shape->size().width() * cache->zoom() / 2;
ty = shape->size().height() * cache->zoom() / 2;
}
transform.translate(tx, ty).scale(1, value).translate(-tx, -ty);
cache->update(shape, shapeAnimation->textBlockData(), "transform", transform);
}
void DevLineNumber::paintEvent(QPaintEvent *e)
{
const QPixmap pm[] ={
QPixmap(":/break.png"),
QPixmap(":/error.png")
};
int n = 1, contentsY = editor->verticalScrollBar()->value();
qreal pageBottom = contentsY + editor->viewport()->height();
const QFontMetrics fm( editor->document()->defaultFont() );
QPainter p(this);
for (QTextBlock block = editor->document()->begin();
block.isValid();
block = block.next(), ++n )
{
QTextLayout *layout = block.layout();
const QRectF boundingRect = layout->boundingRect();
QPointF position = layout->position();
if (position.y() + boundingRect.height() < contentsY)
continue;
if (position.y() > pageBottom)
break;
int posY = qRound(position.y());
BlockData *dat = BlockData::data(block);
const QString txt = QString::number(n);
p.drawText( 0,
posY - contentsY,
width(),
fm.lineSpacing(),
Qt::AlignRight | Qt::AlignVCenter,
txt);
if ( !dat )
continue;
int x = 0;
if ( dat->s & BlockData::BreakPoint )
p.drawPixmap( 15*(x++),
posY - contentsY +(fm.lineSpacing() - (*pm).height())/2,
(*pm).width(),
(*pm).height(),
*pm);
if ( dat->s & BlockData::Error )
p.drawPixmap( 15*(x++),
posY - contentsY +(fm.lineSpacing() - pm[1].height())/2,
pm[1].width(),
pm[1].height(),
pm[1]);
}
}
int KTextDocumentLayout::hitTestIterated(QTextFrame::iterator begin, QTextFrame::iterator end, const QPointF &point, Qt::HitTestAccuracy accuracy) const
{
int position = -1;
QTextFrame::iterator it = begin;
for (it = begin; it != end; ++it) {
QTextBlock block = it.currentBlock();
QTextTable *table = qobject_cast<QTextTable*>(it.currentFrame());
QTextFrame *subFrame = it.currentFrame();
if (table) {
QTextTableCell cell = m_state->hitTestTable(table, point);
if (cell.isValid()) {
position = hitTestIterated(cell.begin(), cell.end(), point,
accuracy);
if (position == -1)
position = cell.lastPosition();
return position;
}
continue;
} else if (subFrame) {
position = hitTestIterated(subFrame->begin(), subFrame->end(), point, accuracy);
if (position != -1)
return position;
continue;
} else {
if (!block.isValid())
continue;
}
// kDebug(32500) <<"hitTest[" << point.x() <<"," << point.y() <<"]";
QTextLayout *layout = block.layout();
if (point.y() > layout->boundingRect().bottom()) {
// just skip this block. position = block.position() + block.length() - 1;
continue;
}
for (int i = 0; i < layout->lineCount(); i++) {
QTextLine line = layout->lineAt(i);
// kDebug(32500) <<" + line[" << line.textStart() <<"]:" << line.y() <<"-" << line.height();
if (point.y() > line.y() + line.height()) {
position = line.textStart() + line.textLength();
continue;
}
if (accuracy == Qt::ExactHit && point.y() < line.y()) // between lines
return -1;
if (accuracy == Qt::ExactHit && // left or right of line
(point.x() < line.x() || point.x() > line.x() + line.width()))
return -1;
if (point.x() > line.width() && layout->textOption().textDirection() == Qt::RightToLeft) {
// totally right of RTL text means the position is the start of the text.
return block.position() + line.textStart();
}
return block.position() + line.xToCursor(point.x());
}
}
return -1;
}
bool XMLTextEdit::event( QEvent *event )
{
if (event->type()==QEvent::Paint) {
QPainter p(this);
p.fillRect(0, 0, 50, height(), QColor("#636363"));
QFont workfont(font());
QPen pen(QColor("#ffffff"),1);
p.setPen(pen);
p.setFont (workfont);
int contentsY = verticalScrollBar()->value();
qreal pageBottom = contentsY+viewport()->height();
int m_lineNumber(1);
const QFontMetrics fm=fontMetrics();
const int ascent = fontMetrics().ascent() +1;
for (QTextBlock block=document()->begin(); block.isValid(); block=block.next(), m_lineNumber++) {
QTextLayout *layout = block.layout();
const QRectF boundingRect = layout->boundingRect();
QPointF position = layout->position();
if ( position.y() +boundingRect.height() < contentsY ) {
continue;
}
if ( position.y() > pageBottom ) {
break;
}
const QString txt = QString::number(m_lineNumber);
p.drawText(50-fm.width(txt)-2, qRound(position.y())-contentsY+ascent, txt);
}
p.setPen(QPen(Qt::NoPen));
} else if ( event->type() == QEvent::KeyPress ) {
QKeyEvent *ke = static_cast<QKeyEvent *>(event);
if ((ke->modifiers() & Qt::ControlModifier) && ke->key() == Qt::Key_Minus) {
QTextEdit::zoomOut();
return true;
}
if ((ke->modifiers() & Qt::ControlModifier) && ke->key() == Qt::Key_Plus) {
QTextEdit::zoomIn();
return true;
}
}
return QTextEdit::event(event);
}
QRectF TextDocumentLayout::blockBoundingRect(const QTextBlock &block) const
{
if (!block.isValid()) { return QRectF(); }
QTextLayout *tl = block.layout();
if (!tl->lineCount())
const_cast<TextDocumentLayout*>(this)->layoutBlock(block);
QRectF br;
if (block.isVisible()) {
br = QRectF(QPointF(0, 0), tl->boundingRect().bottomRight());
if (tl->lineCount() == 1)
br.setWidth(qMax(br.width(), tl->lineAt(0).naturalTextWidth()));
qreal margin = document()->documentMargin();
br.adjust(0, 0, margin, 0);
if (!block.next().isValid())
br.adjust(0, 0, 0, margin);
}
return br;
}
void LineNumbers::paintEvent( QPaintEvent* )
{
int contentsY = m_textEdit->verticalScrollBar()->value();
qreal pageBottom = contentsY + m_textEdit->viewport()->height();
int m_lineNumber = 1;
const QFontMetrics fm = fontMetrics();
const int ascent = fontMetrics().ascent() +1;
QPainter p( this );
for ( QTextBlock block = m_textEdit->document()->begin(); block.isValid(); block = block.next(), m_lineNumber++ )
{
QTextLayout* layout = block.layout();
const QRectF boundingRect = layout->boundingRect();
QPointF position = layout->position();
if ( position.y() +boundingRect.height() < contentsY )
continue;
if ( position.y() > pageBottom )
break;
const QString txt = QString::number( m_lineNumber );
if( m_lineNumber == m_executedLine )
{
int centreV = qRound( position.y() ) -contentsY + 8;
p.setBrush( Qt::blue );
float x = width()-1;
const QPointF points[7] = {
QPointF(x, centreV),
QPointF(x-9, centreV-8),
QPointF(x-9, centreV-4),
QPointF(x-15, centreV-4),
QPointF(x-15, centreV+4),
QPointF(x-9, centreV+4),
QPointF(x-9, centreV+8),
};
p.drawPolygon(points, 7);
}
else
p.drawText( width() -fm.width( txt ) - 2, qRound( position.y() ) -contentsY +ascent, txt );
}
p.end();
}
void LineNumberWidget::paintEvent(QPaintEvent *){
int contentsY = editor->verticalScrollBar()->value();
qreal pageBottom = contentsY + editor->viewport()->height();
int lineNumber = 1;
const QFontMetrics fm = fontMetrics();
const int ascent = fontMetrics().ascent() + 1; // height = ascent + descent + 1
QPainter p(this);
for (QTextBlock block = editor->document()->begin();block.isValid();block = block.next(), ++lineNumber) {
QTextLayout *layout = block.layout();
const QRectF boundingRect = layout->boundingRect();
QPointF position = layout->position();
if (position.y() + boundingRect.height() < contentsY)
continue;
if (position.y() > pageBottom)
break;
const QString txt = QString::number(lineNumber);
p.drawText(width() - fm.width(txt), qRound(position.y()) - contentsY + ascent, txt);
}
}
void TextLineNumbers::paintEvent( QPaintEvent* )
{
int contentsY = m_textEdit->verticalScrollBar()->value();
qreal pageBottom = contentsY + m_textEdit->viewport()->height();
int m_lineNumber = 1;
const QFontMetrics fm = fontMetrics();
const int ascent = fontMetrics().ascent() +1;
QPainter p( this );
for ( QTextBlock block = m_textEdit->document()->begin(); block.isValid(); block = block.next(), m_lineNumber++ )
{
QTextLayout* layout = block.layout();
const QRectF boundingRect = layout->boundingRect();
QPointF position = layout->position();
if ( position.y() +boundingRect.height() < contentsY )
continue;
if ( position.y() > pageBottom )
break;
const QString txt = QString::number( m_lineNumber - 1 );
p.drawText( width() -fm.width( txt ) - 2, qRound( position.y() ) -contentsY +ascent, txt ); // -fm.width( "0" ) is an ampty place/indent
}
p.end();
}
void QStaticTextPrivate::paintText(const QPointF &topLeftPosition, QPainter *p)
{
bool preferRichText = textFormat == Qt::RichText
|| (textFormat == Qt::AutoText && Qt::mightBeRichText(text));
if (!preferRichText) {
QTextLayout textLayout;
textLayout.setText(text);
textLayout.setFont(font);
textLayout.setTextOption(textOption);
qreal leading = QFontMetricsF(font).leading();
qreal height = -leading;
textLayout.beginLayout();
while (1) {
QTextLine line = textLayout.createLine();
if (!line.isValid())
break;
if (textWidth >= 0.0)
line.setLineWidth(textWidth);
height += leading;
line.setPosition(QPointF(0.0, height));
height += line.height();
}
textLayout.endLayout();
actualSize = textLayout.boundingRect().size();
textLayout.draw(p, topLeftPosition);
} else {
QTextDocument document;
#ifndef QT_NO_CSSPARSER
QColor color = p->pen().color();
document.setDefaultStyleSheet(QString::fromLatin1("body { color: #%1%2%3 }")
.arg(QString::number(color.red(), 16), 2, QLatin1Char('0'))
.arg(QString::number(color.green(), 16), 2, QLatin1Char('0'))
.arg(QString::number(color.blue(), 16), 2, QLatin1Char('0')));
#endif
document.setDefaultFont(font);
document.setDocumentMargin(0.0);
#ifndef QT_NO_TEXTHTMLPARSER
document.setHtml(text);
#else
document.setPlainText(text);
#endif
if (textWidth >= 0.0)
document.setTextWidth(textWidth);
else
document.adjustSize();
document.setDefaultTextOption(textOption);
p->save();
p->translate(topLeftPosition);
QAbstractTextDocumentLayout::PaintContext ctx;
ctx.palette.setColor(QPalette::Text, p->pen().color());
document.documentLayout()->draw(p, ctx);
p->restore();
if (textWidth >= 0.0)
document.adjustSize(); // Find optimal size
actualSize = document.size();
}
}
void ScCodeEditor::blinkCode( const QTextCursor & c )
{
if( !c.document() || !c.hasSelection() ) return;
Settings::Manager *settings = Main::settings();
QTextCharFormat evalCodeTextFormat = settings->getThemeVal("evaluatedCode");
QTextDocument *doc = c.document();
int startPos = c.selectionStart();
int endPos = c.selectionEnd();
QTextBlock startBlock = doc->findBlock(startPos);
QTextBlock endBlock = doc->findBlock(endPos);
startPos -= startBlock.position();
endPos -= endBlock.position();
// Get the bounds of visible blocks within the cursor's selection:
QTextBlock block = firstVisibleBlock();
int idx = block.blockNumber();
int sidx = startBlock.blockNumber();
QTextBlock firstBlock, lastBlock;
firstBlock = lastBlock = block;
QRectF geom = blockBoundingGeometry(block).translated(contentOffset());
qreal top = geom.top();
qreal bottom = top;
qreal width=0;
while(block.isValid() && bottom < viewport()->rect().height())
{
if(block.isVisible())
{
QTextLayout *l = block.layout();
QRectF r = l->boundingRect();
bottom += r.height();
if(idx < sidx) {
// Block not within the selection. Will skip it.
top = bottom;
}
else {
// Block within the selection.
width = qMax(width, l->maximumWidth() + r.left());
}
}
if(block == endBlock) break;
block = block.next();
++idx;
if(top == bottom)
firstBlock = block;
}
lastBlock = block;
if(bottom == top) {
//qDebug("no visible block.");
return;
}
// Construct a pixmap to render the code on:
QPixmap pix( QSize(qCeil(width), qCeil(bottom - top)) );
pix.fill(QColor(0,0,0,0));
// Render the visible blocks:
QPainter painter(&pix);
QVector<QTextLayout::FormatRange> selections;
block = firstBlock;
int y=0;
while( block.isValid() )
{
if (block.isVisible())
{
QRectF blockRect = block.layout()->boundingRect();
// Use extra char formatting to hide code outside of selection
// and modify the appearance of selected code:
QTextLayout::FormatRange range;
selections.clear();
int start = 0;
if(block == startBlock) {
range.start = 0;
range.length = startPos;
range.format.setForeground(QColor(0,0,0,0));
range.format.setBackground(Qt::NoBrush);
selections.append(range);
start = startPos;
}
range.start = start;
range.length = (block == endBlock ? endPos : block.length() - 1) - range.start;
range.format = evalCodeTextFormat;
selections.append(range);
if(block == endBlock) {
range.start = range.start + range.length;
range.length = block.length() - 1 - range.start;
range.format.setForeground(QColor(0,0,0,0));
range.format.setBackground(Qt::NoBrush);
selections.append(range);
}
block.layout()->draw(&painter, QPointF(0,y), selections);
y += blockRect.height();
}
if(block == lastBlock) break;
block = block.next();
}
// Create an overlay item to display the pixmap, and animate it:
CodeFragmentOverlay *item = new CodeFragmentOverlay();
item->setPixmap(pix);
item->setPos(geom.left(), top);
mOverlay->addItem(item);
QPropertyAnimation *anim = new QPropertyAnimation(item, "opacity", item);
anim->setDuration(mBlinkDuration);
anim->setStartValue(1.0);
anim->setEndValue(0.0);
anim->setEasingCurve( QEasingCurve::InCubic );
anim->start();
connect(anim, SIGNAL(finished()), item, SLOT(deleteLater()));
}
