void NCEdit::updateSidebar() {
if (!showLineNumbers && !codeFolding) {
sidebar->hide();
setViewportMargins(0, 0, 0, 0);
sidebar->setGeometry(3, 0, 0, height());
return;
}
sidebar->foldIndicatorWidth = 0;
sidebar->font = this->font();
sidebar->show();
int sw = 0;
if (showLineNumbers) {
int digits = 2;
int maxLines = blockCount();
for (int number = 10; number < maxLines; number *= 10)
++digits;
sw += fontMetrics().width('w') * digits;
}
if (codeFolding) {
int fh = fontMetrics().lineSpacing();
int fw = fontMetrics().width('w');
sidebar->foldIndicatorWidth = qMax(fw, fh);
sw += sidebar->foldIndicatorWidth;
}
setViewportMargins(sw, 0, 0, 0);
sidebar->setGeometry(0, 0, sw, height());
QRectF sidebarRect(0, 0, sw, height());
QTextBlock block = firstVisibleBlock();
int index = 0;
while (block.isValid()) {
if (block.isVisible()) {
QRectF rect = blockBoundingGeometry(block).translated(contentOffset());
if (sidebarRect.intersects(rect)) {
if (sidebar->lineNumbers.count() >= index)
sidebar->lineNumbers.resize(index + 1);
sidebar->lineNumbers[index].position = rect.top();
sidebar->lineNumbers[index].number = block.blockNumber() + 1;
sidebar->lineNumbers[index].foldable =
codeFolding ? isFoldable(block.blockNumber() + 1) : false;
sidebar->lineNumbers[index].folded =
codeFolding ? isFolded(block.blockNumber() + 1) : false;
index++;
}
if (rect.top() > sidebarRect.bottom()) break;
}
block = block.next();
}
sidebar->lineNumbers.resize(index);
sidebar->update();
}
void ScriptEditBox::lineNumberAreaPaintEvent(QPaintEvent* event)
{
QPainter painter(_scriptLineNumberArea);
painter.fillRect(event->rect(), Qt::lightGray);
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
while (block.isValid() && top <= event->rect().bottom()) {
if (block.isVisible() && bottom >= event->rect().top()) {
QFont font = painter.font();
font.setBold(this->textCursor().blockNumber() == block.blockNumber());
painter.setFont(font);
QString number = QString::number(blockNumber + 1);
painter.setPen(Qt::black);
painter.drawText(0, top, _scriptLineNumberArea->width(), fontMetrics().height(),
Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
blockNumber++;
}
}
int SoTextEdit::findBraceLeft(void)
{
QTextCursor cursor = textCursor();
QTextBlock block = cursor.block();
int brace_count = 0, i, blockNumber = block.blockNumber();
QString text;
while (blockNumber != UNVALID_BLOCK) {
text = block.text();
i = text.size();
for (; 0 <= i; i--) {
if (text[i] == QChar('}')) {
brace_count++;
} else if (text[i] == QChar('{')) {
brace_count--;
if (brace_count == 0) {
// cursor.deletePreviousChar();
// cursor.insertText("}", colorFormat(Qt::darkCyan));
cursor.setPosition((block.position()) + i);
// cursor.deleteChar();
// cursor.insertText("{", colorFormat(Qt::darkCyan));
return (block.position() + i);
}
}
}
block = block.previous();
blockNumber = block.blockNumber();
}
return -1;
}
void MarginWidget::paintEvent(QPaintEvent *event)
{
QPainter painter(this);
painter.fillRect(event->rect(), Qt::transparent);
QTextBlock block = m_sourceViewer->firstVisibleBlock();
int top = m_sourceViewer->blockBoundingGeometry(block).translated(m_sourceViewer->contentOffset()).top();
int bottom = (top + m_sourceViewer->blockBoundingRect(block).height());
const int right = (width() - 5);
const int selectionStart = m_sourceViewer->document()->findBlock(m_sourceViewer->textCursor().selectionStart()).blockNumber();
const int selectionEnd = m_sourceViewer->document()->findBlock(m_sourceViewer->textCursor().selectionEnd()).blockNumber();
while (block.isValid() && top <= event->rect().bottom())
{
if (block.isVisible() && bottom >= event->rect().top())
{
QColor textColor(palette().color(QPalette::Text));
textColor.setAlpha((block.blockNumber() >= selectionStart && block.blockNumber() <= selectionEnd) ? 250 : 150);
painter.setPen(textColor);
painter.drawText(0, top, right, fontMetrics().height(), Qt::AlignRight, QString::number(block.blockNumber() + 1));
}
block = block.next();
top = bottom;
bottom = (top + m_sourceViewer->blockBoundingRect(block).height());
}
}
void AeHighlighter::blockModified(QTextBlock block, unsigned column, unsigned added, unsigned removed) {
// We have to lock the mutex since a background thread may be
// attempting to update the StyleVector pointer
mutex_.lock();
for(int i = 0, N = styles_->value(block.blockNumber()).size(); i != N; ++i) {
AeCodeDecoration& ts = (*styles_)[block.blockNumber()][i];
AeCodeDecoration::Extents extents = ts.extents();
// if the highlight begins after our cursor position, advance
// or subtract it by the amount of characters changed
if(extents.start >= column)
extents.start += added - removed;
// if the highlight ends before our cursor position,
// leave it unchanged
else if(extents.start + extents.length <= column)
{}
// otherwise, we're in the middle of it. extend it. The normal
// highlighting algorithm will correct this later.
else
extents.length += added - removed;
ts.move(extents);
}
mutex_.unlock();
// We've changed the colours so have to rehighlight this line
rehighlightBlock(block);
}
void BaseEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(lineNumberArea);
painter.fillRect(event->rect(), QColor::fromRgb(0xEA,0xEA,0xEA));
painter.setFont(document()->defaultFont());
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
int height = QFontMetrics(document()->defaultFont()).height();
while(block.isValid() && top <= event->rect().bottom())
{
if (block.isVisible() && bottom >= event->rect().top())
{
QString number = QString::number(blockNumber+1);
painter.setPen(Qt::black);
painter.drawText(0, top, lineNumberArea->width(), height,
Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(lineNumberArea);
painter.fillRect(event->rect(), QWidget::palette().color(QWidget::backgroundRole()).darker(50));
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
while (block.isValid() && top <= event->rect().bottom()) {
if (block.isVisible() && bottom >= event->rect().top()) {
QString number = QString::number(blockNumber + 1);
painter.setPen(QWidget::palette().color(QWidget::foregroundRole()).darker(50));
painter.drawText(0, top, lineNumberArea->width(), fontMetrics().height(),
Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
//! Activated whenever LineNumberArea Widget paint event is raised.
//! Writes the line numbers for the visible blocks.
void ModelicaEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(mpLineNumberArea);
painter.fillRect(event->rect(), QColor(240, 240, 240));
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
while (block.isValid() && top <= event->rect().bottom())
{
if (block.isVisible() && bottom >= event->rect().top())
{
QString number = QString::number(blockNumber + 1);
// make the current highlighted line number darker
if (blockNumber == textCursor().blockNumber())
{
painter.setPen(QColor(64, 64, 64));
}
else
{
painter.setPen(Qt::gray);
}
painter.setFont(document()->defaultFont());
QFontMetrics fontMetrics (document()->defaultFont());
painter.drawText(0, top, mpLineNumberArea->width() - 5, fontMetrics.height(), Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
void SelectableTextEditorWidget::paintBlock(QPainter *painter,
const QTextBlock &block,
const QPointF &offset,
const QVector<QTextLayout::FormatRange> &selections,
const QRect &clipRect) const
{
const int blockNumber = block.blockNumber();
QList<DiffSelection> diffs = m_diffSelections.value(blockNumber);
QVector<QTextLayout::FormatRange> newSelections;
for (const DiffSelection &diffSelection : diffs) {
if (diffSelection.format) {
QTextLayout::FormatRange formatRange;
formatRange.start = qMax(0, diffSelection.start);
const int end = diffSelection.end < 0
? block.text().count() + 1
: qMin(block.text().count(), diffSelection.end);
formatRange.length = end - formatRange.start;
formatRange.format = *diffSelection.format;
if (diffSelection.end < 0)
formatRange.format.setProperty(QTextFormat::FullWidthSelection, true);
newSelections.append(formatRange);
}
}
newSelections += selections;
TextEditorWidget::paintBlock(painter, block, offset, newSelections, clipRect);
}
void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event) {
QPainter painter( lineNumberArea ) ;
painter.fillRect( event->rect(), QColor( Qt::lightGray ).lighter( 120 ) ) ;
QTextBlock block = firstVisibleBlock() ;
QTextCursor cursor = textCursor() ;
int blockNumber = block.blockNumber() ;
int top = (int) blockBoundingGeometry( block ).translated( contentOffset() ).top() ;
int bottom = top + (int) blockBoundingRect(block).height() ;
while ( block.isValid() && top <= event->rect().bottom() ) {
if ( block.isVisible() && bottom >= event->rect().top() ) {
QString number = QString::number( blockNumber + 1 ) ;
if ( block == cursor.block() )
painter.setPen( QColor( Qt::black ) ) ;
else
painter.setPen( Qt::gray ) ;
painter.drawText(
0, top, lineNumberArea->width(), fontMetrics().height(),
Qt::AlignHCenter, number
) ;
}
block = block.next() ;
top = bottom ;
bottom = top + (int)blockBoundingRect( block ).height() ;
blockNumber += 1 ;
}
}
void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(lineNumberArea);
painter.fillRect(event->rect(), Qt::lightGray);
//![extraAreaPaintEvent_0]
//![extraAreaPaintEvent_1]
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
//![extraAreaPaintEvent_1]
//![extraAreaPaintEvent_2]
while (block.isValid() && top <= event->rect().bottom()) {
if (block.isVisible() && bottom >= event->rect().top()) {
QString number = QString::number(blockNumber + 1);
painter.setPen(Qt::black);
painter.drawText(0, top, lineNumberArea->width(), fontMetrics().height(),
Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(lineNumberArea);
QColor q = QColor();
q.setNamedColor("#323232");
QColor q2 = QColor();
q2.setNamedColor("#247EAF");
painter.fillRect(event->rect(), q);
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
while (block.isValid() && top <= event->rect().bottom()) {
if (block.isVisible() && bottom >= event->rect().top()) {
QString number = QString::number(blockNumber + 1);
painter.setPen(q2);
painter.drawText(0, top, lineNumberArea->width()-5 , fontMetrics().height(),
Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
void GenericCodeEditor::updateCurrentLineHighlighting()
{
int currentCursorBlock = textCursor().blockNumber();
int first_block_num = qMin(mLastCursorBlock, currentCursorBlock);
int second_block_num = qMax(mLastCursorBlock, currentCursorBlock);
QRegion region(0,0,0,0);
QTextBlock block = firstVisibleBlock();
int block_num = block.blockNumber();
qreal top = blockBoundingGeometry(block).translated(contentOffset()).top();
qreal max_top = viewport()->rect().bottom();
while (block.isValid() && block_num <= second_block_num && top <= max_top)
{
QRectF block_rect = blockBoundingRect(block);
if (block_num == first_block_num || block_num == second_block_num) {
region += block_rect.translated(0, top).toRect();
}
top += block_rect.height();
block = block.next();
++block_num;
}
viewport()->update( region );
}
//-------------------------------------------------------------------------
void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(lineNumberArea);
painter.setPen(Qt::gray);
QFont lineFont = document()->defaultFont();
lineFont.setPointSize( lineFont.pointSize()*2/3 );
painter.setFont( lineFont );
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top() + fontMetrics().leading();
int bottom = top + (int) blockBoundingRect(block).height();
while (block.isValid() && top <= event->rect().bottom()) {
if (block.isVisible() && bottom >= event->rect().top()) {
QString number = QString::number(blockNumber + 1);
painter.drawText(0, top, lineNumberArea->width(), fontMetrics().height(),
Qt::AlignRight | Qt::AlignBottom, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(lineNumberArea);
painter.fillRect(event->rect(), QColor(Qt::gray).lighter(140));
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
while (block.isValid() && top <= event->rect().bottom())
{
if (block.isVisible() && bottom >= event->rect().top())
{
int rowId = blockNumber + 1;
QString number = QString::number(rowId);
if (errorLines.indexOf(rowId)!=-1) {
painter.setPen(Qt::red);
} else if (warningLines.indexOf(rowId)!=-1) {
painter.setPen(Qt::yellow);
} else {
painter.setPen(Qt::gray);
}
painter.drawText(0, top, lineNumberArea->width(), fontMetrics().height(), Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
void TextEdit::gutterPaintEvent(QPaintEvent *event)
{
QPainter painter(gutter);
painter.fillRect(event->rect(), QColor(0xee, 0xee, 0xee));
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
int digiW = fontMetrics().width(QLatin1Char('9'));
while (block.isValid() && top <= event->rect().bottom()) {
if (block.isVisible() && bottom >= event->rect().top()) {
QString number = QString::number(blockNumber + 1);
painter.setPen(QColor(0x88, 0x88, 0x88));
painter.drawText(0, top, gutter->width() - digiW / 2, fontMetrics().height(),
Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}
void CodeEditorWidget::paintLines( LinesWidget* linesWidget, QPaintEvent* event )
{
QPainter painter( linesWidget );
painter.fillRect( event->rect(), Qt::lightGray );
//The lineNumberAreaPaintEvent() is called from LineNumberArea whenever it receives a paint event. We start off by painting the widget's background.
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int)blockBoundingGeometry(block).translated( contentOffset() ).top();
int bottom = top + (int)blockBoundingRect( block ).height();
// We will now loop through all visible lines and paint the line numbers in the extra area for each line.
// Notice that in a plain text edit each line will consist of one QTextBlock; though, if line wrapping is enabled, a line may span several rows in the text edit's viewport.
// We get the top and bottom y-coordinate of the first text block, and adjust these values by the height of the current text block in each iteration in the loop.
while( block.isValid() && top <= event->rect().bottom() )
{
if ( block.isVisible() && bottom >= event->rect().top() )
{
QString number = QString::number( blockNumber + 1 );
painter.setPen( Qt::black );
painter.drawText( 0, top, linesWidget->width(), fontMetrics().height(), Qt::AlignRight, number );
}
block = block.next();
top = bottom;
bottom = top + (int)blockBoundingRect( block ).height();
++blockNumber;
}
}
void ScriptView::paintLineNumberArea(QPaintEvent* pevent)
{
QPainter painter(mpLineNumberArea);
QTextBlock block = firstVisibleBlock();
int blocknumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
while ( block.isValid() && top <= pevent->rect().bottom() )
{
if ( block.isVisible() && bottom >= pevent->rect().top())
{
QString number = QString::number(blocknumber + 1);
painter.setPen(Qt::darkGray);
painter.drawText(0, top, mpLineNumberArea->width(),
fontMetrics().height(), Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + (int) + blockBoundingRect(block).height();
++blocknumber;
}
}
void CodeViewInteractiveRect::updateIntRectHeight()
{
// calculate height
// get total number of lines
int loc = m_codeminimap->mCodeView->document()->lineCount();
QPoint origin(0,0);
QTextCursor curs_origin = m_codeminimap->mCodeView->cursorForPosition(origin);
int start_loc = m_codeminimap->mCodeView->document()->findBlock(curs_origin.position()).firstLineNumber()+1;
origin.setY(m_codeminimap->mCodeView->rect().height());
curs_origin = m_codeminimap->mCodeView->cursorForPosition(origin);
QTextBlock block = m_codeminimap->mCodeView->document()->findBlock(curs_origin.position());
int end_loc;
if (block.blockNumber()+1 == m_codeminimap->mCodeView->document()->blockCount()) // last block
{
end_loc = loc+1;
}
else
{
end_loc = m_codeminimap->mCodeView->document()->findBlock(curs_origin.position()).firstLineNumber()+2;
}
rect_height = (qreal(end_loc)-qreal(start_loc))/qreal(loc) * qreal(scene()->sceneRect().height());
// update content
m_codeminimap->update(m_codeminimap->rect());
this->update(this->boundingRect());
}
void SqlTextEdit::LineNumberArea::paintEvent(QPaintEvent* event)
{
QPainter painter(this);
painter.fillRect(event->rect(), Qt::lightGray);
QTextBlock block = parent->firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = parent->blockBoundingGeometry(block).translated(parent->contentOffset()).top();
int bottom = top + parent->blockBoundingRect(block).height();
while(block.isValid() && top <= event->rect().bottom())
{
if(block.isVisible() && bottom >= event->rect().top())
{
QString number = QString::number(blockNumber + 1);
painter.setPen(Qt::black);
painter.drawText(0, top, width(), fontMetrics().height(), Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + parent->blockBoundingRect(block).height();
blockNumber++;
}
}
/*************************************************
// Function: PaintLineNumberArea
// Description: 绘制左侧行号区域
// Calls:
// Called By: CLineNumberArea::paintEvent
// Parameter: QPaintEvent *event
// Return: void
// Others: 通过CLineNumberArea类的paintEvent函数来调用本函数，
以保证能够实时更新该行数
*************************************************/
void CCodeEditor::PaintLineNumberArea(QPaintEvent *event)
{
QPainter painter(m_lineNumberArea);
painter.fillRect(event->rect(), Qt::lightGray); /*行数背景颜色*/
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber(); /*当前行(从0开始)*/
int top = (int)blockBoundingGeometry(block).translated(contentOffset()).top() + fontMetrics().descent();/*绘制区域的顶部*/
int bottom = top + (int)blockBoundingRect(block).height(); /*绘制区域的底部*/
/*绘制可见区域*/
while (block.isValid() && top <= event->rect().bottom())
{
if (block.isVisible() && bottom >= event->rect().top())
{
QString number = QString::number(blockNumber + 1);
painter.setPen(Qt::black); /*行号颜色*/
painter.drawText(0, top, m_lineNumberArea->width(), fontMetrics().height(),
Qt::AlignCenter, number);
}
block = block.next();
top = bottom;
bottom = top + (int)blockBoundingRect(block).height();
++blockNumber;
}
}
void LineNumberWidget::paintEvent( QPaintEvent *event )
{
QPainter painter( this );
painter.fillRect(event->rect(), Qt::lightGray);
QTextBlock block = m_codeEditArea->document()->begin();
int blockNumber = block.blockNumber();
int top = m_codeEditArea->BlockTop( block );
int bottom = top + m_codeEditArea->BlockHeight(block);
while( block.isValid() && top <= ( event->rect().bottom() ) )
{
if( block.isVisible() && ( bottom >= event->rect().top() ) )
{
QString number = QString::number( blockNumber + 1 );
painter.setPen(Qt::black);
painter.drawText( 0, top,width(), fontMetrics().height(), Qt::AlignRight, number);
}
block = block.next();
top = bottom;
bottom = top + m_codeEditArea->BlockHeight(block);
++blockNumber;
}
}
void GenericCodeEditor::paintEvent( QPaintEvent *event )
{
if (mHighlightCurrentLine)
{
int cursor_block_num = textCursor().blockNumber();
QTextBlock block = firstVisibleBlock();
int block_num = block.blockNumber();
qreal top = blockBoundingGeometry(block).translated(contentOffset()).top();
qreal max_top = event->rect().bottom();
while (block.isValid() && block_num <= cursor_block_num && top <= max_top)
{
QRectF block_rect = blockBoundingRect(block);
if (block_num == cursor_block_num) {
QPainter painter(viewport());
painter.fillRect(
block_rect.translated(0, top),
mCurrentLineTextFormat.background().color() );
painter.end();
break;
}
top += block_rect.height();
block = block.next();
++block_num;
}
}
QPlainTextEdit::paintEvent(event);
}
bool NCEdit::isFoldable(int line) const {
int matchPos = findClosingConstruct(document()->findBlockByNumber(line - 1));
if (matchPos >= 0) {
QTextBlock matchBlock = document()->findBlock(matchPos);
if (matchBlock.isValid() && matchBlock.blockNumber() > line) return true;
}
return false;
}
void CodeEditor::getCursorPosition(int *line, int *index)
{
QTextCursor cur = textCursor();
QTextBlock block = cur.block();
if( line )
*line = block.blockNumber();
if( index )
*index = cur.position() - block.position() - 1;
}
void VPreviewManager::fetchImageLinksFromRegions(QVector<VElementRegion> p_imageRegions,
QVector<ImageLinkInfo> &p_imageLinks)
{
p_imageLinks.clear();
if (p_imageRegions.isEmpty()) {
return;
}
p_imageLinks.reserve(p_imageRegions.size());
QTextDocument *doc = m_editor->document();
for (int i = 0; i < p_imageRegions.size(); ++i) {
const VElementRegion ® = p_imageRegions[i];
QTextBlock block = doc->findBlock(reg.m_startPos);
if (!block.isValid()) {
continue;
}
int blockStart = block.position();
int blockEnd = blockStart + block.length() - 1;
QString text = block.text();
// Since the image links update signal is emitted after a timer, during which
// the content may be changed.
if (reg.m_endPos > blockEnd) {
continue;
}
ImageLinkInfo info(reg.m_startPos,
reg.m_endPos,
blockStart,
block.blockNumber(),
calculateBlockMargin(block, m_editor->tabStopWidthW()));
if ((reg.m_startPos == blockStart
|| isAllSpaces(text, 0, reg.m_startPos - blockStart))
&& (reg.m_endPos == blockEnd
|| isAllSpaces(text, reg.m_endPos - blockStart, blockEnd - blockStart))) {
// Image block.
info.m_isBlock = true;
fetchImageInfoToPreview(text, info);
} else {
// Inline image.
info.m_isBlock = false;
fetchImageInfoToPreview(text.mid(reg.m_startPos - blockStart,
reg.m_endPos - reg.m_startPos),
info);
}
if (info.m_linkUrl.isEmpty() || info.m_linkShortUrl.isEmpty()) {
continue;
}
p_imageLinks.append(info);
}
}
void GenericCodeEditor::paintLineIndicator( QPaintEvent *e )
{
QPalette plt( mLineIndicator->palette() );
QRect r( e->rect() );
QPainter p( mLineIndicator );
p.fillRect( r, plt.color( QPalette::Mid ) );
p.setPen( plt.color(QPalette::Dark) );
p.drawLine( r.topRight(), r.bottomRight() );
p.setPen( plt.color(QPalette::ButtonText) );
QTextDocument *doc = QPlainTextEdit::document();
QTextCursor cursor(textCursor());
int selStartBlock, selEndBlock;
if (cursor.hasSelection()) {
selStartBlock = doc->findBlock(cursor.selectionStart()).blockNumber();
selEndBlock = doc->findBlock(cursor.selectionEnd()).blockNumber();
}
else
selStartBlock = selEndBlock = -1;
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
qreal top = blockBoundingGeometry(block).translated(contentOffset()).top();
qreal bottom = top + blockBoundingRect(block).height();
while (block.isValid() && top <= e->rect().bottom()) {
if (block.isVisible() && bottom >= e->rect().top()) {
p.save();
QRectF numRect( 0, top, mLineIndicator->width() - 1, bottom - top );
int num = blockNumber;
if (num >= selStartBlock && num <= selEndBlock) {
num -= selStartBlock;
p.setPen(Qt::NoPen);
p.setBrush(plt.color(QPalette::Highlight));
p.drawRect(numRect);
p.setPen(plt.color(QPalette::HighlightedText));
}
QString number = QString::number(num + 1);
p.drawText(0, top, mLineIndicator->width() - 4, bottom - top,
Qt::AlignRight, number);
p.restore();
}
block = block.next();
top = bottom;
bottom = top + blockBoundingRect(block).height();
++blockNumber;
}
}
/*!
* \brief ModelicaEditor::storeLeadingSpaces
* Stores the leading spaces information in the text block user data.
* \param leadingSpacesMap
*/
void ModelicaEditor::storeLeadingSpaces(QMap<int, int> leadingSpacesMap)
{
QTextBlock block = mpPlainTextEdit->document()->firstBlock();
while (block.isValid()) {
TextBlockUserData *pTextBlockUserData = BaseEditorDocumentLayout::userData(block);
if (pTextBlockUserData) {
pTextBlockUserData->setLeadingSpaces(leadingSpacesMap.value(block.blockNumber() + 1, 0));
}
block = block.next();
}
}
bool VMdEditor::scrollToBlock(int p_blockNumber)
{
QTextBlock block = document()->findBlockByNumber(p_blockNumber);
if (block.isValid()) {
VEditUtils::scrollBlockInPage(this, block.blockNumber(), 0);
moveCursor(QTextCursor::EndOfBlock);
return true;
}
return false;
}
void CSVWorld::ScriptEdit::lineNumberAreaPaintEvent(QPaintEvent *event)
{
QPainter painter(mLineNumberArea);
QTextBlock block = firstVisibleBlock();
int blockNumber = block.blockNumber();
int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top();
int bottom = top + (int) blockBoundingRect(block).height();
int startBlock = textCursor().blockNumber();
int endBlock = textCursor().blockNumber();
if(textCursor().hasSelection())
{
QString str = textCursor().selection().toPlainText();
int selectedLines = str.count("\n")+1;
if(textCursor().position() < textCursor().anchor())
endBlock += selectedLines;
else
startBlock -= selectedLines;
}
painter.setBackgroundMode(Qt::OpaqueMode);
QFont font = painter.font();
QBrush background = painter.background();
while (block.isValid() && top <= event->rect().bottom())
{
if (block.isVisible() && bottom >= event->rect().top())
{
QFont newFont = painter.font();
QString number = QString::number(blockNumber + 1);
if(blockNumber >= startBlock && blockNumber <= endBlock)
{
painter.setBackground(Qt::cyan);
painter.setPen(Qt::darkMagenta);
newFont.setBold(true);
}
else
{
painter.setBackground(background);
painter.setPen(Qt::black);
}
painter.setFont(newFont);
painter.drawText(0, top, mLineNumberArea->width(), fontMetrics().height(),
Qt::AlignRight, number);
painter.setFont(font);
}
block = block.next();
top = bottom;
bottom = top + (int) blockBoundingRect(block).height();
++blockNumber;
}
}