mainslice.cpp Example File

donutbreakdown/mainslice.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.
  **
  ** $QT_END_LICENSE$
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  ******************************************************************************/

  #include "mainslice.h"

  QT_CHARTS_USE_NAMESPACE

  MainSlice::MainSlice(QPieSeries *breakdownSeries, QObject *parent)
      : QPieSlice(parent),
        m_breakdownSeries(breakdownSeries)
  {
      connect(this, SIGNAL(percentageChanged()), this, SLOT(updateLabel()));
  }

  QPieSeries *MainSlice::breakdownSeries() const
  {
      return m_breakdownSeries;
  }

  void MainSlice::setName(QString name)
  {
      m_name = name;
  }

  QString MainSlice::name() const
  {
      return m_name;
  }

  void MainSlice::updateLabel()
  {
      this->setLabel(QString("%1 %2%").arg(m_name).arg(percentage() * 100, 0, 'f', 2));
  }

  #include "moc_mainslice.cpp"