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Fix legend drawing on font change...
Fix legend drawing on font change The legend items are hidden when the font is changed to avoid flashing on update. The correct visibility is set for legend items when new geometry is set for LegendLayout. Task-number: QTRD-2523 Change-Id: If5907a1c4d7fa538a08d628c30972f2d0fa3ed84 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

File last commit:

r2624:a37605d126b6
r2652:e2168840d81f
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chartbackground.cpp
99 lines | 2.5 KiB | text/x-c | CppLexer
/ src / chartbackground.cpp
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the Qt Enterprise Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
#include "chartbackground_p.h"
#include "chartconfig_p.h"
#include <QPen>
#include <QBrush>
#include <QPainter>
#include <QGraphicsDropShadowEffect>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
ChartBackground::ChartBackground(QGraphicsItem *parent)
: QGraphicsRectItem(parent),
m_diameter(5),
m_dropShadow(0)
{
}
ChartBackground::~ChartBackground()
{
}
void ChartBackground::setDropShadowEnabled(bool enabled)
{
#ifdef QT_NO_GRAPHICSEFFECT
Q_UNUSED(enabled)
#else
if (enabled) {
if (!m_dropShadow) {
m_dropShadow = new QGraphicsDropShadowEffect();
#ifdef Q_OS_MAC
m_dropShadow->setBlurRadius(15);
m_dropShadow->setOffset(0, 0);
#elif defined(Q_OS_WIN)
m_dropShadow->setBlurRadius(10);
m_dropShadow->setOffset(0, 0);
#else
m_dropShadow->setBlurRadius(10);
m_dropShadow->setOffset(5, 5);
#endif
setGraphicsEffect(m_dropShadow);
}
} else {
delete m_dropShadow;
m_dropShadow = 0;
}
#endif
}
void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
painter->save();
painter->setPen(pen());
painter->setBrush(brush());
painter->drawRoundedRect(rect(), m_diameter, m_diameter);
#ifndef QT_NO_DEBUG
painter->setPen(Qt::gray);
QFont font;
QString build("build %1");
font.setPointSize(6);
painter->setFont(font);
painter->drawText(rect().bottomLeft(), build.arg(ChartConfig::instance()->compilationTime()));
#endif
painter->restore();
}
qreal ChartBackground::diameter() const
{
return m_diameter;
}
void ChartBackground::setDiameter(qreal diameter)
{
m_diameter = diameter;
update();
}
QTCOMMERCIALCHART_END_NAMESPACE