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Progress indicators

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This commit is contained in:
Jan Dalheimer
2013-12-30 23:39:10 +01:00
parent e6be883d14
commit 8cfd0881ac
7 changed files with 111 additions and 16 deletions
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25
InstanceDelegate.cpp
View File

@@ -20,6 +20,8 @@
#include <QApplication>
#include <QtCore/qmath.h>
#include "CategorizedView.h"
// Origin: Qt
static void viewItemTextLayout(QTextLayout &textLayout, int lineWidth, qreal &height,
qreal &widthUsed)
@@ -85,6 +87,26 @@ void drawFocusRect(QPainter *painter, const QStyleOptionViewItemV4 &option, cons
painter->setRenderHint(QPainter::Antialiasing);
}
// TODO this can be made a lot prettier
void drawProgressOverlay(QPainter *painter, const QStyleOptionViewItemV4 &option, const int value, const int maximum)
{
if (maximum == 0 || value == maximum)
{
return;
}
painter->save();
qreal percent = (qreal)value / (qreal)maximum;
QColor color = option.palette.color(QPalette::Dark);
color.setAlphaF(0.70f);
painter->setBrush(color);
painter->setPen(QPen(QBrush(), 0));
painter->drawPie(option.rect, 90 * 16, -percent * 360 * 60);
painter->restore();
}
static QSize viewItemTextSize(const QStyleOptionViewItemV4 *option)
{
QStyle *style = option->widget ? option->widget->style() : QApplication::style();
@@ -229,6 +251,9 @@ void ListViewDelegate::paint(QPainter *painter, const QStyleOptionViewItem &opti
line.draw(painter, position);
}
drawProgressOverlay(painter, opt, index.data(CategorizedViewRoles::ProgressValueRole).toInt(),
index.data(CategorizedViewRoles::ProgressMaximumRole).toInt());
painter->restore();
}