drilldownslice.cpp Example File
piechartdrilldown/drilldownslice.cpp/****************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the Qt Charts module. ** ** $QT_BEGIN_LICENSE:COMM$ ** ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see http://www.qt.io/terms-conditions. For further ** information use the contact form at http://www.qt.io/contact-us. ** ** $QT_END_LICENSE$ ** ******************************************************************************/ #include "drilldownslice.h" QT_CHARTS_USE_NAMESPACE DrilldownSlice::DrilldownSlice(qreal value, QString prefix, QAbstractSeries *drilldownSeries) : m_drilldownSeries(drilldownSeries), m_prefix(prefix) { setValue(value); updateLabel(); setLabelFont(QFont("Arial", 8)); connect(this, SIGNAL(percentageChanged()), this, SLOT(updateLabel())); connect(this, SIGNAL(hovered(bool)), this, SLOT(showHighlight(bool))); } DrilldownSlice::~DrilldownSlice() { } QAbstractSeries *DrilldownSlice::drilldownSeries() const { return m_drilldownSeries; } void DrilldownSlice::updateLabel() { QString label = m_prefix; label += " $"; label += QString::number(this->value()); label += ", "; label += QString::number(this->percentage() * 100, 'f', 1); label += "%"; setLabel(label); } void DrilldownSlice::showHighlight(bool show) { setLabelVisible(show); setExploded(show); } #include "moc_drilldownslice.cpp"