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Group View: Use painting code from the previous group headers, small optimizations

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This commit is contained in:
Petr Mrázek
2014-02-08 21:46:29 +01:00
parent 573d4c8050
commit aa41b891f0
3 changed files with 117 additions and 19 deletions
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105
gui/groupview/Group.cpp
View File

@ -3,6 +3,7 @@
#include <QModelIndex>
#include <QPainter>
#include <QtMath>
#include <QApplication>
#include "GroupView.h"
@ -58,8 +59,9 @@ Group::HitResults Group::hitScan(const QPoint &pos) const
return results;
}
void Group::drawHeader(QPainter *painter, const QStyleOptionViewItem &option, const int y)
void Group::drawHeader(QPainter *painter, const QStyleOptionViewItem &option)
{
/*
QStyleOptionViewItemV4 opt = option;
painter->save();
@ -107,6 +109,95 @@ void Group::drawHeader(QPainter *painter, const QStyleOptionViewItem &option, co
midY + 1);
painter->restore();
*/
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);
//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
//BEGIN: left vertical line
{
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: text
{
QRect textRect(option.rect);
textRect.setTop(textRect.top() + 7);
textRect.setLeft(textRect.left() + 7);
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
}
int Group::totalHeight() const
@ -144,17 +235,7 @@ int Group::numRows() const
int Group::verticalPosition() const
{
int res = 0;
const QList<Group *> cats = view->m_groups;
for (int i = 0; i < cats.size(); ++i)
{
if (cats.at(i) == this)
{
break;
}
res += cats.at(i)->totalHeight() + view->m_categoryMargin;
}
return res;
return m_verticalPosition;
}
QList<QModelIndex> Group::items() const