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Editor: Make line spacing adjustable

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Fixes: QTCREATORBUG-13727
Change-Id: I3dbc3277795b339bced81dc6c5a048c828183cb6
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
This commit is contained in:
David Schulz
2020-09-25 15:04:36 +02:00
parent b9323cccc0
commit dc64f3207b
7 changed files with 197 additions and 86 deletions
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45
src/plugins/texteditor/texteditor.cpp
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@@ -1105,9 +1105,9 @@ void TextEditorWidget::print(QPrinter *printer)
delete dlg;
}
static int foldBoxWidth(const QFontMetrics &fm)
static int foldBoxWidth()
{
const int lineSpacing = fm.lineSpacing();
const int lineSpacing = TextEditorSettings::fontSettings().lineSpacing();
return lineSpacing + lineSpacing % 2 + 1;
}
@@ -3604,9 +3604,9 @@ QRect TextEditorWidgetPrivate::foldBox()
QRectF br = q->blockBoundingGeometry(begin).translated(q->contentOffset());
QRectF er = q->blockBoundingGeometry(end).translated(q->contentOffset());
return QRect(m_extraArea->width() - foldBoxWidth(q->fontMetrics()),
return QRect(m_extraArea->width() - foldBoxWidth(),
int(br.top()),
foldBoxWidth(q->fontMetrics()),
foldBoxWidth(),
int(er.bottom() - br.top()));
}
@@ -4083,7 +4083,9 @@ bool TextEditorWidgetPrivate::updateAnnotationBounds(TextBlockUserData *blockUse
{
const bool additionalHeightNeeded = annotationsVisible
&& m_displaySettings.m_annotationAlignment == AnnotationAlignment::BetweenLines;
const int additionalHeight = additionalHeightNeeded ? q->fontMetrics().lineSpacing() : 0;
const int additionalHeight = additionalHeightNeeded
? TextEditorSettings::fontSettings().lineSpacing()
: 0;
if (blockUserData->additionalAnnotationHeight() == additionalHeight)
return false;
blockUserData->setAdditionalAnnotationHeight(additionalHeight);
@@ -4124,7 +4126,7 @@ void TextEditorWidgetPrivate::updateLineAnnotation(const PaintEventData &data,
return mark1->priority() > mark2->priority();
});
const qreal itemOffset = q->fontMetrics().lineSpacing();
const qreal itemOffset = blockData.boundingRect.height();
const qreal initialOffset = m_displaySettings.m_annotationAlignment == AnnotationAlignment::BetweenLines ? itemOffset / 2 : itemOffset * 2;
const qreal minimalContentWidth = q->fontMetrics().horizontalAdvance('X')
* m_displaySettings.m_minimalAnnotationContent;
@@ -5018,7 +5020,7 @@ int TextEditorWidget::extraAreaWidth(int *markWidthPtr) const
int markWidth = 0;
if (d->m_marksVisible) {
markWidth += documentLayout->maxMarkWidthFactor * fm.lineSpacing() + 2;
markWidth += documentLayout->maxMarkWidthFactor * TextEditorSettings::fontSettings().lineSpacing() + 2;
// if (documentLayout->doubleMarkCount)
// markWidth += fm.lineSpacing() / 3;
@@ -5033,7 +5035,7 @@ int TextEditorWidget::extraAreaWidth(int *markWidthPtr) const
space += 4;
if (d->m_codeFoldingVisible)
space += foldBoxWidth(fm);
space += foldBoxWidth();
if (viewportMargins() != QMargins{isLeftToRight() ? space : 0, 0, isLeftToRight() ? 0 : space, 0})
d->slotUpdateExtraAreaWidth(space);
@@ -5059,9 +5061,9 @@ struct Internal::ExtraAreaPaintEventData
, selectionStart(editor->textCursor().selectionStart())
, selectionEnd(editor->textCursor().selectionEnd())
, fontMetrics(d->m_extraArea->font())
, lineSpacing(fontMetrics.lineSpacing())
, lineSpacing(TextEditorSettings::fontSettings().lineSpacing())
, markWidth(d->m_marksVisible ? lineSpacing : 0)
, collapseColumnWidth(d->m_codeFoldingVisible ? foldBoxWidth(fontMetrics) : 0)
, collapseColumnWidth(d->m_codeFoldingVisible ? foldBoxWidth() : 0)
, extraAreaWidth(d->m_extraArea->width() - collapseColumnWidth)
, currentLineNumberFormat(
editor->textDocument()->fontSettings().toTextCharFormat(C_CURRENT_LINE_NUMBER))
@@ -5185,7 +5187,7 @@ void TextEditorWidgetPrivate::paintCodeFolding(QPainter &painter,
bool hovered = blockNumber >= extraAreaHighlightFoldBlockNumber
&& blockNumber <= extraAreaHighlightFoldEndBlockNumber;
int boxWidth = foldBoxWidth(data.fontMetrics);
int boxWidth = foldBoxWidth();
if (hovered) {
int itop = qRound(blockBoundingRect.top());
int ibottom = qRound(blockBoundingRect.bottom());
@@ -5558,8 +5560,10 @@ void TextEditorWidget::mouseMoveEvent(QMouseEvent *e)
if (cursor.positionInBlock() == cursor.block().length()-1)
column += (e->pos().x() - cursorRect().center().x()) / QFontMetricsF(font()).horizontalAdvance(QLatin1Char(' '));
int block = cursor.blockNumber();
if (block == blockCount() - 1)
block += (e->pos().y() - cursorRect().center().y()) / QFontMetricsF(font()).lineSpacing();
if (block == blockCount() - 1) {
block += (e->pos().y() - cursorRect().center().y())
/ TextEditorSettings::fontSettings().lineSpacing();
}
d->enableBlockSelection(block, column, block, column);
}
} else {
@@ -5609,8 +5613,11 @@ void TextEditorWidget::mousePressEvent(QMouseEvent *e)
if (cursor.positionInBlock() == cursor.block().length()-1)
column += (e->pos().x() - cursorRect(cursor).center().x()) / QFontMetricsF(font()).horizontalAdvance(QLatin1Char(' '));
int block = cursor.blockNumber();
if (block == blockCount() - 1)
block += (e->pos().y() - cursorRect(cursor).center().y()) / QFontMetricsF(font()).lineSpacing();
if (block == blockCount() - 1) {
block += (e->pos().y() - cursorRect(cursor).center().y())
/ TextEditorSettings::fontSettings().lineSpacing();
}
if (d->m_inBlockSelectionMode) {
d->m_blockSelection.positionBlock = block;
d->m_blockSelection.positionColumn = column;
@@ -5784,7 +5791,7 @@ void TextEditorWidget::updateFoldingHighlight(const QPoint &pos)
const int highlightBlockNumber = d->extraAreaHighlightFoldedBlockNumber;
d->extraAreaHighlightFoldedBlockNumber = -1;
if (pos.x() > extraArea()->width() - foldBoxWidth(fontMetrics())) {
if (pos.x() > extraArea()->width() - foldBoxWidth()) {
d->extraAreaHighlightFoldedBlockNumber = cursor.blockNumber();
} else if (d->m_displaySettings.m_highlightBlocks) {
QTextCursor cursor = textCursor();
@@ -5827,7 +5834,7 @@ void TextEditorWidget::extraAreaMouseEvent(QMouseEvent *e)
int dist = (e->pos() - d->m_markDragStart).manhattanLength();
if (dist > QApplication::startDragDistance()) {
d->m_markDragging = true;
const int height = fontMetrics().lineSpacing() - 1;
const int height = TextEditorSettings::fontSettings().lineSpacing() - 1;
const int width = int(.5 + height * d->m_dragMark->widthFactor());
d->m_markDragCursor = QCursor(d->m_dragMark->icon().pixmap({height, width}));
d->m_dragMark->setVisible(false);
@@ -5845,7 +5852,7 @@ void TextEditorWidget::extraAreaMouseEvent(QMouseEvent *e)
if (e->type() == QEvent::MouseButtonPress || e->type() == QEvent::MouseButtonDblClick) {
if (e->button() == Qt::LeftButton) {
int boxWidth = foldBoxWidth(fontMetrics());
int boxWidth = foldBoxWidth();
if (d->m_codeFoldingVisible && e->pos().x() > extraArea()->width() - boxWidth) {
if (!cursor.block().next().isVisible()) {
d->toggleBlockVisible(cursor.block());
@@ -6372,7 +6379,7 @@ void TextEditorWidgetPrivate::adjustScrollBarRanges()
{
if (!m_highlightScrollBarController)
return;
const double lineSpacing = QFontMetricsF(q->font()).lineSpacing();
const double lineSpacing = TextEditorSettings::fontSettings().lineSpacing();
if (lineSpacing == 0)
return;