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/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "declarativepieseries.h"
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#include "declarativechart.h"
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#include "qchart.h"
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#include <qdeclarativelist.h>
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#include <QVPieModelMapper>
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#include <QHPieModelMapper>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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/*!
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\qmlclass PieSeries DeclarativePieSeries
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\section1 Example Usage
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\beginfloatleft
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\image demos_qmlchart1.png
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\endfloat
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\clearfloat
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The following QML shows how to create a simple pie chart.
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\snippet ../demos/qmlchart/qml/qmlchart/View1.qml 1
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*/
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/*!
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\qmlproperty real PieSeries::horizontalPosition
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\brief Defines the horizontal position of the pie.
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The value is a relative value to the chart rectangle where:
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\list
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\o 0.0 is the absolute left.
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\o 1.0 is the absolute right.
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\endlist
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Default value is 0.5 (center).
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\sa verticalPosition
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*/
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/*!
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\qmlproperty real PieSeries::verticalPosition
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\brief Defines the vertical position of the pie.
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The value is a relative value to the chart rectangle where:
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\list
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\o 0.0 is the absolute top.
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\o 1.0 is the absolute bottom.
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\endlist
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Default value is 0.5 (center).
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\sa horizontalPosition
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*/
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DeclarativePieSeries::DeclarativePieSeries(QObject *parent) :
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QPieSeries(parent)
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{
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}
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void DeclarativePieSeries::classBegin()
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{
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}
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void DeclarativePieSeries::componentComplete()
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{
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foreach(QObject *child, children()) {
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if (qobject_cast<QPieSlice *>(child)) {
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QPieSeries::append(qobject_cast<QPieSlice *>(child));
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} else if(qobject_cast<QVPieModelMapper *>(child)) {
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QVPieModelMapper *mapper = qobject_cast<QVPieModelMapper *>(child);
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mapper->setSeries(this);
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} else if(qobject_cast<QHPieModelMapper *>(child)) {
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QHPieModelMapper *mapper = qobject_cast<QHPieModelMapper *>(child);
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mapper->setSeries(this);
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}
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}
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}
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QDeclarativeListProperty<QObject> DeclarativePieSeries::seriesChildren()
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{
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return QDeclarativeListProperty<QObject>(this, 0, &DeclarativePieSeries::appendSeriesChildren);
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}
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void DeclarativePieSeries::appendSeriesChildren(QDeclarativeListProperty<QObject> * list, QObject *element)
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{
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// Empty implementation; the children are parsed in componentComplete instead
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Q_UNUSED(list);
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Q_UNUSED(element);
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}
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QPieSlice *DeclarativePieSeries::at(int index)
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{
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QList<QPieSlice*> sliceList = slices();
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if (index < sliceList.count())
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return sliceList[index];
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return 0;
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}
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QPieSlice* DeclarativePieSeries::find(QString label)
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{
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foreach (QPieSlice *slice, slices()) {
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if (slice->label() == label)
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return slice;
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}
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return 0;
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}
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QPieSlice* DeclarativePieSeries::append(QString label, qreal value)
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{
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// TODO: parameter order is wrong, switch it:
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QPieSlice *slice = new QPieSlice(this);
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slice->setLabel(label);
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slice->setValue(value);
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QPieSeries::append(slice);
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return slice;
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}
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#include "moc_declarativepieseries.cpp"
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QTCOMMERCIALCHART_END_NAMESPACE
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