|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 Digia Plc
|
|
|
** All rights reserved.
|
|
|
** For any questions to Digia, please use contact form at http://qt.digia.com
|
|
|
**
|
|
|
** This file is part of the Qt Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial License Agreement provided with the
|
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
|
** a written agreement between you and Digia.
|
|
|
**
|
|
|
** If you have questions regarding the use of this file, please use
|
|
|
** contact form at http://qt.digia.com
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#include "declarativechart.h"
|
|
|
#include <QPainter>
|
|
|
#include <QDeclarativeEngine>
|
|
|
#include "declarativelineseries.h"
|
|
|
#include "declarativeareaseries.h"
|
|
|
#include "declarativebarseries.h"
|
|
|
#include "declarativepieseries.h"
|
|
|
#include "declarativesplineseries.h"
|
|
|
#include "declarativescatterseries.h"
|
|
|
#include "qbarcategoryaxis.h"
|
|
|
#include "qvalueaxis.h"
|
|
|
#include "qcategoryaxis.h"
|
|
|
#include "qabstractseries_p.h"
|
|
|
#include "declarativemargins.h"
|
|
|
#include "qchart_p.h"
|
|
|
|
|
|
#ifndef QT_ON_ARM
|
|
|
#include "qdatetimeaxis.h"
|
|
|
#endif
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
/*!
|
|
|
\qmlclass ChartView DeclarativeChart
|
|
|
|
|
|
ChartView element is the parent that is responsible for showing different chart series types.
|
|
|
|
|
|
The following QML shows how to create a simple chart with one pie series:
|
|
|
\snippet ../examples/qmlpiechart/qml/qmlpiechart/main.qml 1
|
|
|
\snippet ../examples/qmlpiechart/qml/qmlpiechart/main.qml 2
|
|
|
\snippet ../examples/qmlpiechart/qml/qmlpiechart/main.qml 3
|
|
|
|
|
|
\beginfloatleft
|
|
|
\image examples_qmlpiechart.png
|
|
|
\endfloat
|
|
|
\clearfloat
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty Theme ChartView::theme
|
|
|
Theme defines the visual appearance of the chart, including for example colors, fonts, line
|
|
|
widths and chart background.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty Animation ChartView::animation
|
|
|
Animation configuration of the chart. One of ChartView.NoAnimation, ChartView.GridAxisAnimations,
|
|
|
ChartView.SeriesAnimations or ChartView.AllAnimations.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty Font ChartView::titleFont
|
|
|
The title font of the chart
|
|
|
|
|
|
See the \l {Font} {QML Font Element} for detailed documentation.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty string ChartView::title
|
|
|
The title of the chart, shown on top of the chart.
|
|
|
\sa ChartView::titleColor
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty string ChartView::titleColor
|
|
|
The color of the title text.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty Axis ChartView::axisX
|
|
|
The x-axis of the chart.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty Axis ChartView::axisY
|
|
|
The default y-axis of the chart.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty Legend ChartView::legend
|
|
|
The legend of the chart. Legend lists all the series, pie slices and bar sets added on the chart.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty int ChartView::count
|
|
|
The count of series added to the chart.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty color ChartView::backgroundColor
|
|
|
The color of the chart's background. By default background color is defined by chart theme.
|
|
|
\sa ChartView::theme
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty bool ChartView::dropShadowEnabled
|
|
|
The chart's border drop shadow. Set to true to enable drop shadow.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty real ChartView::topMargin
|
|
|
Deprecated. Use minimumMargins and plotArea instead.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty real ChartView::bottomMargin
|
|
|
Deprecated. Use minimumMargins and plotArea instead.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty real ChartView::leftMargin
|
|
|
Deprecated. Use minimumMargins and plotArea instead.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty real ChartView::rightMargin
|
|
|
Deprecated. Use minimumMargins and plotArea instead.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty Margins ChartView::minimumMargins
|
|
|
The minimum margins allowed between the outer bounds and the plotArea of the ChartView. Margins
|
|
|
area of ChartView is used for drawing title, axes and legend. Please note that setting the
|
|
|
properties of minimumMargins may be bigger than the defined value, depending on other ChartView
|
|
|
properties that affect it's layout. If you need to know the actual plotting area used at any
|
|
|
given time, you can check ChartView::plotArea instead.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlproperty rect ChartView::plotArea
|
|
|
The area on the ChartView that is used for drawing series. This is the ChartView rect without the
|
|
|
margins.
|
|
|
\sa ChartView::minimumMargins
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod AbstractSeries ChartView::series(int index)
|
|
|
Returns the series with \a index on the chart. This allows you to loop through the series of a chart together with
|
|
|
the count property of the chart.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod AbstractSeries ChartView::series(string name)
|
|
|
Returns the first series on the chart with \a name. If there is no series with that name, returns null.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod AbstractSeries ChartView::createSeries(SeriesType type, string name, AbstractAxis axisX, AbstractAxis axisY)
|
|
|
Creates a series object of \a type to the chart with name \a name, optional axis \a axisX and
|
|
|
optional axis \a axisY. For example:
|
|
|
\code
|
|
|
// lineSeries is a LineSeries object that has already been added to the ChartView; re-use it's axes
|
|
|
var myAxisX = chartView.axisX(lineSeries);
|
|
|
var myAxisY = chartView.axisY(lineSeries);
|
|
|
var scatter = chartView.createSeries(ChartView.SeriesTypeScatter, "scatter series", myAxisX, myAxisY);
|
|
|
\endcode
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod ChartView::removeSeries(AbstractSeries series)
|
|
|
Removes the \a series from the chart. The series object is also destroyed.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod ChartView::removeAllSeries()
|
|
|
Removes all series from the chart. All the series objects are also destroyed.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod Axis ChartView::axisX(AbstractSeries series)
|
|
|
The x-axis of the series.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod Axis ChartView::axisY(AbstractSeries series)
|
|
|
The y-axis of the series.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod ChartView::zoomY(real factor)
|
|
|
Zooms in by \a factor on the center of the chart.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod ChartView::scrollLeft(real pixels)
|
|
|
Scrolls to left by \a pixels. This is a convenience function that suits for example for key navigation.
|
|
|
\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod ChartView::scrollRight(real pixels)
|
|
|
Scrolls to right by \a pixels. This is a convenience function that suits for example for key navigation.
|
|
|
\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod ChartView::scrollUp(real pixels)
|
|
|
Scrolls up by \a pixels. This is a convenience function that suits for example for key navigation.
|
|
|
\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlmethod ChartView::scrollDown(real pixels)
|
|
|
Scrolls down by \a pixels. This is a convenience function that suits for example for key navigation.
|
|
|
\sa ValueAxis::min, ValueAxis::max, BarCategoryAxis::min, BarCategoryAxis::max
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlsignal ChartView::onPlotAreaChanged(rect plotArea)
|
|
|
The plot area of the chart has changed. This may happen for example, if you modify minimumMargins
|
|
|
or if you resize the chart, or if you modify font size related properties of the legend or chart
|
|
|
title.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlsignal ChartView::seriesAdded(AbstractSeries series)
|
|
|
The \a series has been added to the chart.
|
|
|
*/
|
|
|
|
|
|
/*!
|
|
|
\qmlsignal ChartView::seriesRemoved(AbstractSeries series)
|
|
|
The \a series has been removed from the chart. Please note that \a series is no longer a valid
|
|
|
object after the signal handler has completed.
|
|
|
*/
|
|
|
|
|
|
DeclarativeChart::DeclarativeChart(QDeclarativeItem *parent)
|
|
|
: QDeclarativeItem(parent),
|
|
|
m_chart(new QChart(this))
|
|
|
{
|
|
|
setFlag(QGraphicsItem::ItemHasNoContents, false);
|
|
|
m_minMargins = new DeclarativeMargins(this);
|
|
|
connect(m_minMargins, SIGNAL(topChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
|
|
|
connect(m_minMargins, SIGNAL(bottomChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
|
|
|
connect(m_minMargins, SIGNAL(leftChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
|
|
|
connect(m_minMargins, SIGNAL(rightChanged(int, int, int, int)), this, SLOT(changeMinimumMargins(int, int, int, int)));
|
|
|
connect(m_chart->d_ptr->m_dataset, SIGNAL(seriesAdded(QAbstractSeries *, Domain *)), this, SLOT(handleSeriesAdded(QAbstractSeries *, Domain *)));
|
|
|
connect(m_chart->d_ptr->m_dataset, SIGNAL(seriesRemoved(QAbstractSeries *)), this, SIGNAL(seriesRemoved(QAbstractSeries *)));
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::handleSeriesAdded(QAbstractSeries *series, Domain *domain)
|
|
|
{
|
|
|
Q_UNUSED(domain)
|
|
|
emit seriesAdded(series);
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::changeMinimumMargins(int top, int bottom, int left, int right)
|
|
|
{
|
|
|
m_chart->setMargins(QMargins(left, top, right, bottom));
|
|
|
emit minimumMarginsChanged();
|
|
|
emit plotAreaChanged(m_chart->plotArea());
|
|
|
}
|
|
|
|
|
|
DeclarativeChart::~DeclarativeChart()
|
|
|
{
|
|
|
delete m_chart;
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::childEvent(QChildEvent *event)
|
|
|
{
|
|
|
if (event->type() == QEvent::ChildAdded) {
|
|
|
if (qobject_cast<QAbstractSeries *>(event->child())) {
|
|
|
m_chart->addSeries(qobject_cast<QAbstractSeries *>(event->child()));
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::componentComplete()
|
|
|
{
|
|
|
foreach(QObject *child, children()) {
|
|
|
if (qobject_cast<QAbstractSeries *>(child)) {
|
|
|
// Add series to the chart
|
|
|
QAbstractSeries *series = qobject_cast<QAbstractSeries *>(child);
|
|
|
m_chart->addSeries(series);
|
|
|
|
|
|
// Set optional user defined axes for the series and connect axis related signals
|
|
|
if (qobject_cast<DeclarativeLineSeries *>(child)) {
|
|
|
DeclarativeLineSeries *s = qobject_cast<DeclarativeLineSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeSplineSeries *>(child)) {
|
|
|
DeclarativeSplineSeries *s = qobject_cast<DeclarativeSplineSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeScatterSeries *>(child)) {
|
|
|
DeclarativeScatterSeries *s = qobject_cast<DeclarativeScatterSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeAreaSeries *>(child)) {
|
|
|
DeclarativeAreaSeries *s = qobject_cast<DeclarativeAreaSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeBarSeries *>(child)) {
|
|
|
DeclarativeBarSeries *s = qobject_cast<DeclarativeBarSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeStackedBarSeries *>(child)) {
|
|
|
DeclarativeStackedBarSeries *s = qobject_cast<DeclarativeStackedBarSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativePercentBarSeries *>(child)) {
|
|
|
DeclarativePercentBarSeries *s = qobject_cast<DeclarativePercentBarSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeHorizontalBarSeries *>(child)) {
|
|
|
DeclarativeHorizontalBarSeries *s = qobject_cast<DeclarativeHorizontalBarSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeHorizontalStackedBarSeries *>(child)) {
|
|
|
DeclarativeHorizontalStackedBarSeries *s = qobject_cast<DeclarativeHorizontalStackedBarSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
} else if (qobject_cast<DeclarativeHorizontalPercentBarSeries *>(child)) {
|
|
|
DeclarativeHorizontalPercentBarSeries *s = qobject_cast<DeclarativeHorizontalPercentBarSeries *>(child);
|
|
|
connect(s, SIGNAL(axisXChanged(QAbstractAxis*)), this, SLOT(handleAxisXSet(QAbstractAxis*)));
|
|
|
connect(s, SIGNAL(axisYChanged(QAbstractAxis*)), this, SLOT(handleAxisYSet(QAbstractAxis*)));
|
|
|
setAxisX(s->axisX(), s);
|
|
|
setAxisY(s->axisY(), s);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// Create the missing axes for the series that cannot be painted without axes
|
|
|
foreach (QAbstractSeries *chartSeries, m_chart->series())
|
|
|
createDefaultAxes(chartSeries);
|
|
|
|
|
|
QDeclarativeItem::componentComplete();
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::handleAxisXSet(QAbstractAxis* axis)
|
|
|
{
|
|
|
// qDebug() << "DeclarativeChart::handleAxisXSet" << sender() << axis;
|
|
|
if (axis && qobject_cast<QAbstractSeries *>(sender()))
|
|
|
m_chart->setAxisX(axis, qobject_cast<QAbstractSeries *>(sender()));
|
|
|
else
|
|
|
qWarning() << "Trying to set axisX to null.";
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::handleAxisYSet(QAbstractAxis* axis)
|
|
|
{
|
|
|
// qDebug() << "DeclarativeChart::handleAxisYSet" << sender() << axis;
|
|
|
if (axis && qobject_cast<QAbstractSeries *>(sender()))
|
|
|
m_chart->setAxisY(axis, qobject_cast<QAbstractSeries *>(sender()));
|
|
|
else
|
|
|
qWarning() << "Trying to set axisY to null.";
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
|
|
|
{
|
|
|
// qDebug() << "DeclarativeChart::geometryChanged" << newGeometry.width() << newGeometry.height();
|
|
|
if (newGeometry.isValid()) {
|
|
|
if (newGeometry.width() > 0 && newGeometry.height() > 0) {
|
|
|
m_chart->resize(newGeometry.width(), newGeometry.height());
|
|
|
}
|
|
|
}
|
|
|
QDeclarativeItem::geometryChanged(newGeometry, oldGeometry);
|
|
|
|
|
|
// It would be better to trigger the plotAreaChanged signal from QChart::plotAreaChanged or
|
|
|
// similar. Since that kind of a signal is not clearly needed in the C++ API the work-around is
|
|
|
// to implement it here for the QML API purposes.
|
|
|
emit plotAreaChanged(m_chart->plotArea());
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::setTheme(DeclarativeChart::Theme theme)
|
|
|
{
|
|
|
QChart::ChartTheme chartTheme = (QChart::ChartTheme) theme;
|
|
|
if (chartTheme != m_chart->theme())
|
|
|
m_chart->setTheme(chartTheme);
|
|
|
}
|
|
|
|
|
|
DeclarativeChart::Theme DeclarativeChart::theme()
|
|
|
{
|
|
|
return (DeclarativeChart::Theme) m_chart->theme();
|
|
|
}
|
|
|
|
|
|
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))
|
|
|
return DeclarativeChart::GridAxisAnimations;
|
|
|
else if (m_chart->animationOptions().testFlag(QChart::SeriesAnimations))
|
|
|
return DeclarativeChart::SeriesAnimations;
|
|
|
else
|
|
|
return DeclarativeChart::NoAnimation;
|
|
|
}
|
|
|
|
|
|
void DeclarativeChart::setTitle(QString title)
|
|
|
{
|
|
|
if (title != m_chart->title())
|
|
|
m_chart->setTitle(title);
|
|
|
}
|
|
|
QString DeclarativeChart::title()
|
|
|
{
|
|
|
return m_chart->title();
|
|
|
}
|
|
|
|
|
|
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);
|
|
|
m_chart->setTitleBrush(b);
|
|
|
emit titleColorChanged(color);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
QFont DeclarativeChart::titleFont() const
|
|
|
{
|
|
|
return m_chart->titleFont();
|
|
|
}
|
|
|
|
|
|
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::removeSeries(QAbstractSeries *series)
|
|
|
{
|
|
|
if (series)
|
|
|
m_chart->removeSeries(series);
|
|
|
else
|
|
|
qWarning("removeSeries: cannot remove null");
|
|
|
}
|
|
|
|
|
|
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
|
|
|
|
