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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 "declarativechart.h"
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#include <QPainter>
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#include <QDeclarativeEngine>
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#include "declarativelineseries.h"
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#include "declarativeareaseries.h"
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#include "declarativebarseries.h"
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#include "declarativepieseries.h"
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#include "declarativesplineseries.h"
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#include "declarativescatterseries.h"
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#include "qbarcategoryaxis.h"
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#include "qvalueaxis.h"
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#include "qcategoryaxis.h"
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#include "qabstractseries_p.h"
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#include "declarativemargins.h"
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#ifndef QT_ON_ARM
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#include "qdatetimeaxis.h"
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#endif
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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/*!
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\qmlclass ChartView DeclarativeChart
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ChartView element is the parent that is responsible for showing different chart series types.
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The following QML shows how to create a simple chart with one pie series:
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\snippet ../examples/qmlpiechart/qml/qmlpiechart/main.qml 1
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\snippet ../examples/qmlpiechart/qml/qmlpiechart/main.qml 2
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\snippet ../examples/qmlpiechart/qml/qmlpiechart/main.qml 3
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\beginfloatleft
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\image examples_qmlpiechart.png
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\endfloat
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\clearfloat
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*/
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/*!
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\qmlproperty Theme ChartView::theme
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Theme defines the visual appearance of the chart, including for example colors, fonts, line
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widths and chart background.
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*/
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/*!
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\qmlproperty Animation ChartView::animation
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Animation configuration of the chart. One of ChartView.NoAnimation, ChartView.GridAxisAnimations,
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ChartView.SeriesAnimations or ChartView.AllAnimations.
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*/
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/*!
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\qmlproperty Font ChartView::titleFont
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The title font of the chart
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See the \l {Font} {QML Font Element} for detailed documentation.
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*/
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/*!
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\qmlproperty string ChartView::title
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The title of the chart, shown on top of the chart.
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\sa ChartView::titleColor
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*/
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/*!
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\qmlproperty string ChartView::titleColor
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The color of the title text.
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*/
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/*!
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\qmlproperty Axis ChartView::axisX
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The x-axis of the chart.
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*/
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/*!
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\qmlproperty Axis ChartView::axisY
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The default y-axis of the chart.
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*/
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/*!
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\qmlproperty Legend ChartView::legend
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The legend of the chart. Legend lists all the series, pie slices and bar sets added on the chart.
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*/
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/*!
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\qmlproperty int ChartView::count
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The count of series added to the chart.
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*/
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/*!
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\qmlproperty color ChartView::backgroundColor
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The color of the chart's background. By default background color is defined by chart theme.
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\sa ChartView::theme
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*/
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/*!
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\qmlproperty bool ChartView::dropShadowEnabled
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The chart's border drop shadow. Set to true to enable drop shadow.
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*/
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/*!
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\qmlproperty real ChartView::topMargin
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Deprecated. Use minimumMargins and plotArea instead.
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*/
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/*!
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\qmlproperty real ChartView::bottomMargin
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Deprecated. Use minimumMargins and plotArea instead.
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*/
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/*!
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\qmlproperty real ChartView::leftMargin
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Deprecated. Use minimumMargins and plotArea instead.
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*/
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/*!
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\qmlproperty real ChartView::rightMargin
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Deprecated. Use minimumMargins and plotArea instead.
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*/
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/*!
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\qmlproperty Margins ChartView::minimumMargins
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The minimum margins allowed between the outer bounds and the plotArea of the ChartView. Margins
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area of ChartView is used for drawing title, axes and legend. Please note that setting the
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properties of minimumMargins may be bigger than the defined value, depending on other ChartView
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properties that affect it's layout. If you need to know the actual plotting area used at any
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given time, you can check ChartView::plotArea instead.
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*/
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/*!
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\qmlproperty rect ChartView::plotArea
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The area on the ChartView that is used for drawing series. This is the ChartView rect without the
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margins.
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\sa ChartView::minimumMargins
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*/
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/*!
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\qmlmethod AbstractSeries ChartView::series(int index)
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Returns the series with \a index on the chart. This allows you to loop through the series of a chart together with
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the count property of the chart.
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*/
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/*!
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\qmlmethod AbstractSeries ChartView::series(string name)
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Returns the first series on the chart with \a name. If there is no series with that name, returns null.
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*/
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/*!
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\qmlmethod AbstractSeries ChartView::createSeries(SeriesType type, string name, AbstractAxis axisX, AbstractAxis axisY)
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Creates a series object of \a type to the chart with name \a name, optional axis \a axisX and
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optional axis \a axisY. For example:
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\code
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// lineSeries is a LineSeries object that has already been added to the ChartView; re-use it's axes
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var myAxisX = chartView.axisX(lineSeries);
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var myAxisY = chartView.axisY(lineSeries);
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var scatter = chartView.createSeries(ChartView.SeriesTypeScatter, "scatter series", myAxisX, myAxisY);
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\endcode
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*/
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/*!
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\qmlmethod ChartView::removeSeries(AbstractSeries series)
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Removes the \a series from the chart. The series object is also destroyed.
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*/
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/*!
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\qmlmethod ChartView::removeAllSeries()
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Removes all series from the chart. All the series objects are also destroyed.
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*/
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/*!
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\qmlmethod Axis ChartView::axisX(QAbstractSeries *series)
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The x-axis of the series.
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*/
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/*!
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\qmlmethod Axis ChartView::axisY(QAbstractSeries *series)
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The y-axis of the series.
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*/
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/*!
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\qmlmethod ChartView::zoomY(real factor)
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Zooms in by \a factor on the center of the chart.
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*/
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/*!
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\qmlmethod ChartView::scrollLeft(real pixels)
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Scrolls to left by \a pixels. This is a convenience function that suits for example for key navigation.
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\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
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*/
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/*!
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\qmlmethod ChartView::scrollRight(real pixels)
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Scrolls to right by \a pixels. This is a convenience function that suits for example for key navigation.
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\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
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*/
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/*!
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\qmlmethod ChartView::scrollUp(real pixels)
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Scrolls up by \a pixels. This is a convenience function that suits for example for key navigation.
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\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
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*/
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/*!
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\qmlmethod ChartView::scrollDown(real pixels)
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Scrolls down by \a pixels. This is a convenience function that suits for example for key navigation.
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\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
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*/
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/*!
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\qmlsignal ChartView::onPlotAreaChanged(rect plotArea)
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The plot area of the chart has changed. This may happen for example, if you modify minimumMargins
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or if you resize the chart, or if you modify font size related properties of the legend or chart
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title.
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*/
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DeclarativeChart::DeclarativeChart(QDeclarativeItem *parent)
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: QDeclarativeItem(parent),
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m_chart(new QChart(this))
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{
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setFlag(QGraphicsItem::ItemHasNoContents, false);
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m_minMargins = new DeclarativeMargins(this);
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connect(m_minMargins, SIGNAL(topChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
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connect(m_minMargins, SIGNAL(bottomChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
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connect(m_minMargins, SIGNAL(leftChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
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connect(m_minMargins, SIGNAL(rightChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
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}
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void DeclarativeChart::changeMinimumMargins(int top, int bottom, int left, int right)
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{
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m_chart->setMargins(QMargins(left, top, right, bottom));
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emit minimumMarginsChanged();
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emit plotAreaChanged(m_chart->plotArea());
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}
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DeclarativeChart::~DeclarativeChart()
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{
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delete m_chart;
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}
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void DeclarativeChart::childEvent(QChildEvent *event)
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{
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if (event->type() == QEvent::ChildAdded) {
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if (qobject_cast<QAbstractSeries *>(event->child())) {
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m_chart->addSeries(qobject_cast<QAbstractSeries *>(event->child()));
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}
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}
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}
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void DeclarativeChart::componentComplete()
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{
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foreach(QObject *child, children()) {
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if (qobject_cast<QAbstractSeries *>(child)) {
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// Add series to the chart
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QAbstractSeries *series = qobject_cast<QAbstractSeries *>(child);
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m_chart->addSeries(series);
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// Set optional user defined axes for the series and connect axis related signals
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if (qobject_cast<DeclarativeLineSeries *>(child)) {
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DeclarativeLineSeries *s = qobject_cast<DeclarativeLineSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeSplineSeries *>(child)) {
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DeclarativeSplineSeries *s = qobject_cast<DeclarativeSplineSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeScatterSeries *>(child)) {
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DeclarativeScatterSeries *s = qobject_cast<DeclarativeScatterSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeAreaSeries *>(child)) {
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DeclarativeAreaSeries *s = qobject_cast<DeclarativeAreaSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeBarSeries *>(child)) {
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DeclarativeBarSeries *s = qobject_cast<DeclarativeBarSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeStackedBarSeries *>(child)) {
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DeclarativeStackedBarSeries *s = qobject_cast<DeclarativeStackedBarSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativePercentBarSeries *>(child)) {
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DeclarativePercentBarSeries *s = qobject_cast<DeclarativePercentBarSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeHorizontalBarSeries *>(child)) {
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DeclarativeHorizontalBarSeries *s = qobject_cast<DeclarativeHorizontalBarSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeHorizontalStackedBarSeries *>(child)) {
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DeclarativeHorizontalStackedBarSeries *s = qobject_cast<DeclarativeHorizontalStackedBarSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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} else if (qobject_cast<DeclarativeHorizontalPercentBarSeries *>(child)) {
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DeclarativeHorizontalPercentBarSeries *s = qobject_cast<DeclarativeHorizontalPercentBarSeries *>(child);
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connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
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connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
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setAxisX(s->axisX(), s);
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setAxisY(s->axisY(), s);
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}
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}
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}
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// Create the missing axes for the series that cannot be painted without axes
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foreach (QAbstractSeries *chartSeries, m_chart->series())
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createDefaultAxes(chartSeries);
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QDeclarativeItem::componentComplete();
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}
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void DeclarativeChart::handleAxisXSet(QAbstractAxis* axis)
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{
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// qDebug() << "DeclarativeChart::handleAxisXSet" << sender() << axis;
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if (axis && qobject_cast<QAbstractSeries *>(sender()))
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m_chart->setAxisX(axis, qobject_cast<QAbstractSeries *>(sender()));
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else
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qWarning() << "Trying to set axisX to null.";
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}
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void DeclarativeChart::handleAxisYSet(QAbstractAxis* axis)
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{
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// qDebug() << "DeclarativeChart::handleAxisYSet" << sender() << axis;
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if (axis && qobject_cast<QAbstractSeries *>(sender()))
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m_chart->setAxisY(axis, qobject_cast<QAbstractSeries *>(sender()));
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else
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qWarning() << "Trying to set axisY to null.";
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}
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void DeclarativeChart::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
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{
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// qDebug() << "DeclarativeChart::geometryChanged" << newGeometry.width() << newGeometry.height();
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if (newGeometry.isValid()) {
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if (newGeometry.width() > 0 && newGeometry.height() > 0) {
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m_chart->resize(newGeometry.width(), newGeometry.height());
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}
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}
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QDeclarativeItem::geometryChanged(newGeometry, oldGeometry);
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// It would be better to trigger the plotAreaChanged signal from QChart::plotAreaChanged or
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// similar. Since that kind of a signal is not clearly needed in the C++ API the work-around is
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// to implement it here for the QML API purposes.
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emit plotAreaChanged(m_chart->plotArea());
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}
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void DeclarativeChart::setTheme(DeclarativeChart::Theme theme)
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{
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QChart::ChartTheme chartTheme = (QChart::ChartTheme) theme;
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if (chartTheme != m_chart->theme())
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m_chart->setTheme(chartTheme);
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}
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DeclarativeChart::Theme DeclarativeChart::theme()
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{
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return (DeclarativeChart::Theme) m_chart->theme();
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}
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void DeclarativeChart::setAnimationOptions(DeclarativeChart::Animation animations)
|
|
|
{
|
|
|
QChart::AnimationOption animationOptions = (QChart::AnimationOption) animations;
|
|
|
if (animationOptions != m_chart->animationOptions())
|
|
|
m_chart->setAnimationOptions(animationOptions);
|
|
|
}
|
|
|
|
|
|
DeclarativeChart::Animation DeclarativeChart::animationOptions()
|
|
|
{
|
|
|
if (m_chart->animationOptions().testFlag(QChart::AllAnimations))
|
|
|
return DeclarativeChart::AllAnimations;
|
|
|
else if (m_chart->animationOptions().testFlag(QChart::GridAxisAnimations))
|
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|
return DeclarativeChart::GridAxisAnimations;
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|
else if (m_chart->animationOptions().testFlag(QChart::SeriesAnimations))
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return DeclarativeChart::SeriesAnimations;
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|
else
|
|
|
return DeclarativeChart::NoAnimation;
|
|
|
}
|
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|
|
|
void DeclarativeChart::setTitle(QString title)
|
|
|
{
|
|
|
if (title != m_chart->title())
|
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|
m_chart->setTitle(title);
|
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|
}
|
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|
QString DeclarativeChart::title()
|
|
|
{
|
|
|
return m_chart->title();
|
|
|
}
|
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|
|
|
|
QAbstractAxis *DeclarativeChart::axisX(QAbstractSeries *series)
|
|
|
{
|
|
|
return m_chart->axisX(series);
|
|
|
}
|
|
|
|
|
|
QAbstractAxis *DeclarativeChart::axisY(QAbstractSeries *series)
|
|
|
{
|
|
|
return m_chart->axisY(series);
|
|
|
}
|
|
|
|
|
|
QLegend *DeclarativeChart::legend()
|
|
|
{
|
|
|
return m_chart->legend();
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::setTitleColor(QColor color)
|
|
|
{
|
|
|
QBrush b = m_chart->titleBrush();
|
|
|
if (color != b.color()) {
|
|
|
b.setColor(color);
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|
m_chart->setTitleBrush(b);
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|
emit titleColorChanged(color);
|
|
|
}
|
|
|
}
|
|
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QFont DeclarativeChart::titleFont() const
|
|
|
{
|
|
|
return m_chart->titleFont();
|
|
|
}
|
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|
|
|
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void DeclarativeChart::setTitleFont(const QFont& font)
|
|
|
{
|
|
|
m_chart->setTitleFont(font);
|
|
|
}
|
|
|
|
|
|
QColor DeclarativeChart::titleColor()
|
|
|
{
|
|
|
return m_chart->titleBrush().color();
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::setBackgroundColor(QColor color)
|
|
|
{
|
|
|
QBrush b = m_chart->backgroundBrush();
|
|
|
if (b.style() != Qt::SolidPattern || color != b.color()) {
|
|
|
b.setStyle(Qt::SolidPattern);
|
|
|
b.setColor(color);
|
|
|
m_chart->setBackgroundBrush(b);
|
|
|
emit backgroundColorChanged();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
QColor DeclarativeChart::backgroundColor()
|
|
|
{
|
|
|
return m_chart->backgroundBrush().color();
|
|
|
}
|
|
|
|
|
|
int DeclarativeChart::count()
|
|
|
{
|
|
|
return m_chart->series().count();
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::setDropShadowEnabled(bool enabled)
|
|
|
{
|
|
|
if (enabled != m_chart->isDropShadowEnabled()) {
|
|
|
m_chart->setDropShadowEnabled(enabled);
|
|
|
dropShadowEnabledChanged(enabled);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
bool DeclarativeChart::dropShadowEnabled()
|
|
|
{
|
|
|
return m_chart->isDropShadowEnabled();
|
|
|
}
|
|
|
|
|
|
qreal DeclarativeChart::topMargin()
|
|
|
{
|
|
|
qWarning() << "ChartView.topMargin is deprecated. Use minimumMargins and plotArea instead.";
|
|
|
return m_chart->plotArea().top();
|
|
|
}
|
|
|
|
|
|
qreal DeclarativeChart::bottomMargin()
|
|
|
{
|
|
|
|
|
|
qWarning() << "ChartView.bottomMargin is deprecated. Use minimumMargins and plotArea instead.";
|
|
|
return m_chart->plotArea().bottom();
|
|
|
}
|
|
|
|
|
|
qreal DeclarativeChart::leftMargin()
|
|
|
{
|
|
|
qWarning() << "ChartView.leftMargin is deprecated. Use minimumMargins and plotArea instead.";
|
|
|
return m_chart->plotArea().left();
|
|
|
}
|
|
|
|
|
|
qreal DeclarativeChart::rightMargin()
|
|
|
{
|
|
|
qWarning() << "ChartView.rightMargin is deprecated. Use minimumMargins and plotArea instead.";
|
|
|
return m_chart->plotArea().right();
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::zoom(qreal factor)
|
|
|
{
|
|
|
m_chart->zoom(factor);
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::scrollLeft(qreal pixels)
|
|
|
{
|
|
|
m_chart->scroll(-pixels, 0);
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::scrollRight(qreal pixels)
|
|
|
{
|
|
|
m_chart->scroll(pixels, 0);
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::scrollUp(qreal pixels)
|
|
|
{
|
|
|
m_chart->scroll(0, pixels);
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::scrollDown(qreal pixels)
|
|
|
{
|
|
|
m_chart->scroll(0, -pixels);
|
|
|
}
|
|
|
|
|
|
QAbstractSeries *DeclarativeChart::series(int index)
|
|
|
{
|
|
|
if (index < m_chart->series().count()) {
|
|
|
return m_chart->series().at(index);
|
|
|
}
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
QAbstractSeries *DeclarativeChart::series(QString seriesName)
|
|
|
{
|
|
|
foreach(QAbstractSeries *series, m_chart->series()) {
|
|
|
if (series->name() == seriesName)
|
|
|
return series;
|
|
|
}
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
QAbstractSeries *DeclarativeChart::createSeries(DeclarativeChart::SeriesType type, QString name)
|
|
|
{
|
|
|
return createSeries(type, name, 0, 0);
|
|
|
}
|
|
|
|
|
|
QAbstractSeries *DeclarativeChart::createSeries(DeclarativeChart::SeriesType type, QString name, QAbstractAxis *axisX, QAbstractAxis *axisY)
|
|
|
{
|
|
|
QAbstractSeries *series = 0;
|
|
|
|
|
|
switch (type) {
|
|
|
case DeclarativeChart::SeriesTypeLine:
|
|
|
series = new DeclarativeLineSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeArea:
|
|
|
series = new DeclarativeAreaSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeStackedBar:
|
|
|
series = new DeclarativeStackedBarSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypePercentBar:
|
|
|
series = new DeclarativePercentBarSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeBar:
|
|
|
series = new DeclarativeBarSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeHorizontalBar:
|
|
|
series = new DeclarativeHorizontalBarSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeHorizontalPercentBar:
|
|
|
series = new DeclarativeHorizontalPercentBarSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeHorizontalStackedBar:
|
|
|
series = new DeclarativeHorizontalStackedBarSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypePie:
|
|
|
series = new DeclarativePieSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeScatter:
|
|
|
series = new DeclarativeScatterSeries();
|
|
|
break;
|
|
|
case DeclarativeChart::SeriesTypeSpline:
|
|
|
series = new DeclarativeSplineSeries();
|
|
|
break;
|
|
|
default:
|
|
|
qWarning() << "Illegal series type";
|
|
|
}
|
|
|
|
|
|
if (series) {
|
|
|
series->setName(name);
|
|
|
m_chart->addSeries(series);
|
|
|
// Set possible user defined axes
|
|
|
setAxisX(axisX, series);
|
|
|
setAxisY(axisY, series);
|
|
|
// Then create the missing axes
|
|
|
createDefaultAxes(series);
|
|
|
}
|
|
|
|
|
|
return series;
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::setAxisX(QAbstractAxis *axis, QAbstractSeries *series)
|
|
|
{
|
|
|
if (axis)
|
|
|
m_chart->setAxisX(axis, series);
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::setAxisY(QAbstractAxis *axis, QAbstractSeries *series)
|
|
|
{
|
|
|
if (axis)
|
|
|
m_chart->setAxisY(axis, series);
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::createDefaultAxes()
|
|
|
{
|
|
|
qWarning() << "ChartView.createDefaultAxes() is deprecated. Axes are created automatically.";
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::createDefaultAxes(QAbstractSeries* series)
|
|
|
{
|
|
|
foreach (QAbstractSeries *s, m_chart->series()) {
|
|
|
// If there is already an x axis of the correct type, re-use it
|
|
|
if (!m_chart->axisX(series) && s != series && m_chart->axisX(s)
|
|
|
&& m_chart->axisX(s)->type() == series->d_ptr->defaultAxisType(Qt::Horizontal))
|
|
|
m_chart->setAxisX(m_chart->axisX(s), series);
|
|
|
|
|
|
// If there is already a y axis of the correct type, re-use it
|
|
|
if (!m_chart->axisY(series) && s != series && m_chart->axisY(s)
|
|
|
&& m_chart->axisY(s)->type() == series->d_ptr->defaultAxisType(Qt::Vertical))
|
|
|
m_chart->setAxisY(m_chart->axisY(s), series);
|
|
|
}
|
|
|
|
|
|
// If no x axis of correct type was found, create a new x axis based of default axis type
|
|
|
if (!m_chart->axisX(series)) {
|
|
|
switch (series->d_ptr->defaultAxisType(Qt::Horizontal)) {
|
|
|
case QAbstractAxis::AxisTypeValue:
|
|
|
m_chart->setAxisX(new QValueAxis(this), series);
|
|
|
break;
|
|
|
case QAbstractAxis::AxisTypeBarCategory:
|
|
|
m_chart->setAxisX(new QBarCategoryAxis(this), series);
|
|
|
break;
|
|
|
case QAbstractAxis::AxisTypeCategory:
|
|
|
m_chart->setAxisX(new QCategoryAxis(this), series);
|
|
|
break;
|
|
|
#ifndef QT_ON_ARM
|
|
|
case QAbstractAxis::AxisTypeDateTime:
|
|
|
m_chart->setAxisX(new QDateTimeAxis(this), series);
|
|
|
break;
|
|
|
#endif
|
|
|
default:
|
|
|
// Do nothing, assume AxisTypeNoAxis
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// If no y axis of correct type was found, create a new y axis based of default axis type
|
|
|
if (!m_chart->axisY(series)) {
|
|
|
switch (series->d_ptr->defaultAxisType(Qt::Vertical)) {
|
|
|
case QAbstractAxis::AxisTypeValue:
|
|
|
m_chart->setAxisY(new QValueAxis(this), series);
|
|
|
break;
|
|
|
case QAbstractAxis::AxisTypeBarCategory:
|
|
|
m_chart->setAxisY(new QBarCategoryAxis(this), series);
|
|
|
break;
|
|
|
case QAbstractAxis::AxisTypeCategory:
|
|
|
m_chart->setAxisY(new QCategoryAxis(this), series);
|
|
|
break;
|
|
|
#ifndef QT_ON_ARM
|
|
|
case QAbstractAxis::AxisTypeDateTime:
|
|
|
m_chart->setAxisY(new QDateTimeAxis(this), series);
|
|
|
break;
|
|
|
#endif
|
|
|
default:
|
|
|
// Do nothing, assume AxisTypeNoAxis
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
//qDebug() << "axis for series" << series << "x:" << m_chart->axisX(series) << "y:" << m_chart->axisY(series);
|
|
|
}
|
|
|
|
|
|
#include "moc_declarativechart.cpp"
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
