HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/qpieseries.cpp

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             qpieseries.cpp
        
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      #include "qpieseries.h"

      #include "pieslice.h"

      #include <QGraphicsObject>

      #include <QDebug>

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

      QPieSeries::QPieSeries(QList<qreal> x, QGraphicsObject *parent) :

          QChartSeries(parent),

          m_x(x)

      {

          // Create slices

          qreal fullPie = 360;

          qreal total = 0;

          foreach (qreal value, m_x)

              total += value;

          QGraphicsItem *parentItem = qobject_cast<QGraphicsItem *>(parent);

          Q_ASSERT(parentItem);

          qreal angle = 0;

          // TODO: no need to create new slices in case size changed; we should re-use the existing ones

          foreach (qreal value, m_x) {

              qreal span = value / total * fullPie;

              PieSlice *slice = new PieSlice(randomColor(), angle, span);

              slice->setParentItem(parentItem);

              m_slices.append(slice);

              angle += span;

          }

      }

      QPieSeries::~QPieSeries()

      {

      }

      void QPieSeries::chartSizeChanged(QRectF /*rect*/)

      {

      }

      QColor QPieSeries::randomColor()

      {

          QColor c;

          c.setRed(qrand() % 255);

          c.setGreen(qrand() % 255);

          c.setBlue(qrand() % 255);

          return c;

      }

      void QPieSeries::setData(QList<int> data)

      {

      }

      #include "moc_qpieseries.cpp"

      QTCOMMERCIALCHART_END_NAMESPACE

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				#include "qpieseries.h"
				#include "pieslice.h"
				#include <QGraphicsObject>
				#include <QDebug>

				QTCOMMERCIALCHART_BEGIN_NAMESPACE

				QPieSeries::QPieSeries(QList<qreal> x, QGraphicsObject *parent) :
				QChartSeries(parent),
				m_x(x)
				{
				// Create slices
				qreal fullPie = 360;
				qreal total = 0;
				foreach (qreal value, m_x)
				total += value;

				QGraphicsItem parentItem = qobject_cast<QGraphicsItem >(parent);
				Q_ASSERT(parentItem);
				qreal angle = 0;
				// TODO: no need to create new slices in case size changed; we should re-use the existing ones
				foreach (qreal value, m_x) {
				qreal span = value / total * fullPie;
				PieSlice *slice = new PieSlice(randomColor(), angle, span);
				slice->setParentItem(parentItem);
				m_slices.append(slice);
				angle += span;
				}
				}

				QPieSeries::~QPieSeries()
				{
				}

				void QPieSeries::chartSizeChanged(QRectF /rect/)
				{
				}

				QColor QPieSeries::randomColor()
				{
				QColor c;
				c.setRed(qrand() % 255);
				c.setGreen(qrand() % 255);
				c.setBlue(qrand() % 255);
				return c;
				}

				void QPieSeries::setData(QList<int> data)
				{
				}

				#include "moc_qpieseries.cpp"

				QTCOMMERCIALCHART_END_NAMESPACE