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Editor: improve painting multiple mark icons per line

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Instead of painting them visually on top of each other paint them in a
grid with a number indicating how much marks are in total in that line.

Fixes: QTCREATORBUG-27415
Change-Id: Ifbf35c956670976b54e5084569d77a6f9e7f59a7
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>
This commit is contained in:
David Schulz
2022-08-29 15:21:08 +02:00
parent 54bce73089
commit ad4fed86ca
1 changed files with 52 additions and 21 deletions
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73
src/plugins/texteditor/texteditor.cpp
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@@ -4922,31 +4922,62 @@ void TextEditorWidgetPrivate::paintTextMarks(QPainter &painter, const ExtraAreaP
auto userData = static_cast<TextBlockUserData*>(data.block.userData());
if (!userData || !m_marksVisible)
return;
int xoffset = 0;
TextMarks marks = userData->marks();
TextMarks::const_iterator it = marks.constBegin();
if (marks.size() > 3) {
// We want the 3 with the highest priority that have an icon so iterate from the back
int count = 0;
it = marks.constEnd() - 1;
while (it != marks.constBegin()) {
if ((*it)->isVisible() && !(*it)->icon().isNull())
++count;
if (count == 3)
break;
--it;
QList<QIcon> icons;
auto end = marks.crend();
int marksWithIconCount = 0;
for (auto it = marks.crbegin(); it != end; ++it) {
if ((*it)->isVisible()) {
const QIcon icon = (*it)->icon();
if (!icon.isNull()) {
if (icons.size() < 3
&& !Utils::contains(icons, Utils::equal(&QIcon::cacheKey, icon.cacheKey()))) {
icons << icon;
}
++marksWithIconCount;
}
}
}
TextMarks::const_iterator end = marks.constEnd();
for ( ; it != end; ++it) {
TextMark *mark = *it;
if (!mark->isVisible() && !mark->icon().isNull())
continue;
const int height = data.lineSpacing - 1;
const QRect r(xoffset, int(blockBoundingRect.top()), height, height);
mark->paintIcon(&painter, r);
xoffset += 2;
if (icons.isEmpty())
return;
painter.save();
Utils::ExecuteOnDestruction painterRestore([&]() { painter.restore(); });
int size = data.lineSpacing - 1;
int xoffset = 0;
int yoffset = blockBoundingRect.top();
if (icons.size() == 1) {
const QRect r(xoffset, yoffset, size, size);
icons.first().paint(&painter, r, Qt::AlignCenter);
return;
}
size = size / 2;
for (const QIcon &icon : qAsConst(icons)) {
const QRect r(xoffset, yoffset, size, size);
icon.paint(&painter, r, Qt::AlignCenter);
if (xoffset != 0) {
yoffset += size;
xoffset = 0;
} else {
xoffset = size;
}
}
QFont font = painter.font();
font.setPixelSize(size);
painter.setFont(font);
const QColor color = data.currentLineNumberFormat.foreground().color();
if (color.isValid())
painter.setPen(color);
const QRect r(size, blockBoundingRect.top() + size, size, size);
const QString detail = marksWithIconCount > 9 ? QString("+")
: QString::number(marksWithIconCount);
painter.drawText(r, Qt::AlignRight, detail);
}
static void drawRectBox(QPainter *painter, const QRect &rect, const QPalette &pal)