update instance group header to more modern style

Signed-off-by: Tayou <tayou@gmx.net>
This commit is contained in:
Tayou 2023-06-28 18:00:40 +02:00
parent faec21d572
commit 7033e28572
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@ -157,133 +157,65 @@ VisualGroup::HitResults VisualGroup::hitScan(const QPoint &pos) const
void VisualGroup::drawHeader(QPainter *painter, const QStyleOptionViewItem &option)
{
painter->setRenderHint(QPainter::Antialiasing);
const QRect optRect = option.rect;
QFont font(QApplication::font());
font.setBold(true);
const QFontMetrics fontMetrics = QFontMetrics(font);
QColor outlineColor = option.palette.text().color();
outlineColor.setAlphaF(0.35);
int centerHeight = option.rect.top() + fontMetrics.height()/2;
//BEGIN: top left corner
{
painter->save();
painter->setPen(outlineColor);
const QPointF topLeft(optRect.topLeft());
QRectF arc(topLeft, QSizeF(4, 4));
arc.translate(0.5, 0.5);
painter->drawArc(arc, 1440, 1440);
painter->restore();
}
//END: top left corner
QPen pen;
pen.setWidth(2);
QColor penColor = option.palette.text().color();
penColor.setAlphaF(0.6);
pen.setColor(penColor);
painter->setPen(pen);
//BEGIN: left vertical line
//BEGIN: arrow
{
QPoint start(optRect.topLeft());
start.ry() += 3;
QPoint verticalGradBottom(optRect.topLeft());
verticalGradBottom.ry() += fontMetrics.height() + 5;
QLinearGradient gradient(start, verticalGradBottom);
gradient.setColorAt(0, outlineColor);
gradient.setColorAt(1, Qt::transparent);
painter->fillRect(QRect(start, QSize(1, fontMetrics.height() + 5)), gradient);
}
//END: left vertical line
//BEGIN: horizontal line
{
QPoint start(optRect.topLeft());
start.rx() += 3;
QPoint horizontalGradTop(optRect.topLeft());
horizontalGradTop.rx() += optRect.width() - 6;
painter->fillRect(QRect(start, QSize(optRect.width() - 6, 1)), outlineColor);
}
//END: horizontal line
//BEGIN: top right corner
{
painter->save();
painter->setPen(outlineColor);
QPointF topRight(optRect.topRight());
topRight.rx() -= 4;
QRectF arc(topRight, QSizeF(4, 4));
arc.translate(0.5, 0.5);
painter->drawArc(arc, 0, 1440);
painter->restore();
}
//END: top right corner
//BEGIN: right vertical line
{
QPoint start(optRect.topRight());
start.ry() += 3;
QPoint verticalGradBottom(optRect.topRight());
verticalGradBottom.ry() += fontMetrics.height() + 5;
QLinearGradient gradient(start, verticalGradBottom);
gradient.setColorAt(0, outlineColor);
gradient.setColorAt(1, Qt::transparent);
painter->fillRect(QRect(start, QSize(1, fontMetrics.height() + 5)), gradient);
}
//END: right vertical line
//BEGIN: checkboxy thing
{
painter->save();
painter->setRenderHint(QPainter::Antialiasing, false);
painter->setFont(font);
QColor penColor(option.palette.text().color());
penColor.setAlphaF(0.6);
painter->setPen(penColor);
QRect iconSubRect(option.rect);
iconSubRect.setTop(iconSubRect.top() + 7);
iconSubRect.setLeft(iconSubRect.left() + 7);
painter->save();
int sizing = fontMetrics.height();
int even = ( (sizing - 1) % 2 );
int offsetLeft = fontMetrics.height()/2;
int offsetTop = centerHeight;
int arrowSize = 6;
iconSubRect.setHeight(sizing - even);
iconSubRect.setWidth(sizing - even);
painter->drawRect(iconSubRect);
/*
if(collapsed)
painter->drawText(iconSubRect, Qt::AlignHCenter | Qt::AlignVCenter, "+");
else
painter->drawText(iconSubRect, Qt::AlignHCenter | Qt::AlignVCenter, "-");
*/
painter->setBrush(option.palette.text());
painter->fillRect(iconSubRect.x(), iconSubRect.y() + iconSubRect.height() / 2,
iconSubRect.width(), 2, penColor);
if (collapsed)
{
painter->fillRect(iconSubRect.x() + iconSubRect.width() / 2, iconSubRect.y(), 2,
iconSubRect.height(), penColor);
QPolygon polygon;
if (collapsed) {
polygon << QPoint(offsetLeft - arrowSize/2, offsetTop - arrowSize) << QPoint(offsetLeft + arrowSize/2, offsetTop) << QPoint(offsetLeft - arrowSize/2, offsetTop + arrowSize);
painter->drawPolyline(polygon);
} else {
polygon << QPoint(offsetLeft - arrowSize, offsetTop - arrowSize/2) << QPoint(offsetLeft, offsetTop + arrowSize/2) << QPoint(offsetLeft + arrowSize, offsetTop - arrowSize/2);
painter->drawPolyline(polygon);
}
painter->restore();
}
//END: checkboxy thing
//END: arrow
//BEGIN: text
{
painter->setRenderHint(QPainter::Antialiasing);
QRect textRect(option.rect);
textRect.setTop(textRect.top() + 7);
textRect.setLeft(textRect.left() + 7 + fontMetrics.height() + 7);
textRect.setTop(textRect.top());
textRect.setLeft(textRect.left() + fontMetrics.height());
textRect.setHeight(fontMetrics.height());
textRect.setRight(textRect.right() - 7);
painter->save();
painter->setFont(font);
QColor penColor(option.palette.text().color());
penColor.setAlphaF(0.6);
painter->setPen(penColor);
painter->drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, text);
painter->restore();
}
//END: text
//BEGIN: horizontal line
{
// startPoint is left + arrow + text + space
int startPoint = optRect.left() + fontMetrics.height() + fontMetrics.size(Qt::AlignLeft | Qt::AlignVCenter, text).width() + 7;
painter->setRenderHint(QPainter::Antialiasing, false);
QPolygon polygon;
polygon << QPoint(startPoint, centerHeight) << QPoint(optRect.right() - 3, centerHeight);
painter->drawPolyline(polygon);
}
//END: horizontal line
}
int VisualGroup::totalHeight() const