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Fixed a bug with pie slice clip rect
Fixed a bug with pie slice clip rect
Tero Ahola - - Load All Authors

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r1278:86b61f579398
r1297:e9ff71cfa16b
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declarativechart.cpp
250 lines | 7.2 KiB | text/x-c | CppLexer
/ plugins / declarative / declarativechart.cpp
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Jani Honkonen
Add/modify license headers
 r830 /****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
Jani Honkonen
First draft of project structure
 r1 #include "declarativechart.h"
Jani Honkonen
Removing garbage from declarativechart
 r660 #include <QPainter>
Tero Ahola
QML demo with dynamic data
 r1240 #include "declarativelineseries.h"
#include "declarativeareaseries.h"
#include "declarativebarseries.h"
#include "declarativepieseries.h"
#include "declarativesplineseries.h"
#include "declarativescatterseries.h"
Jani Honkonen
First draft of project structure
 r1
Tero Ahola
Proof-of-concept for QML api...
 r120 QTCOMMERCIALCHART_BEGIN_NAMESPACE
Jani Honkonen
First draft of project structure
 r1 DeclarativeChart::DeclarativeChart(QDeclarativeItem *parent)
Tero Ahola
Proof-of-concept for QML api...
 r120 : QDeclarativeItem(parent),
Tero Ahola
Legend to QML API
 r1095 m_chart(new QChart(this)),
Tero Ahola
Removed usage of model in QML pie example
 r1189 m_legend(LegendTop)
Jani Honkonen
First draft of project structure
 r1 {
setFlag(QGraphicsItem::ItemHasNoContents, false);
Tero Ahola
XY model mappers to QML api
 r1278 // m_chart->axisX()->setNiceNumbersEnabled(false);
Jani Honkonen
First draft of project structure
 r1 }
Tero Ahola
d
 r722 DeclarativeChart::~DeclarativeChart()
{
delete m_chart;
}
Tero Ahola
Simplified declarative implementation
 r1117 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()
{
Tero Ahola
Draft for QML demo that shows weather forecasts
 r1139 // qDebug() << "DeclarativeChart::componentComplete(), maxX: " << axisX()->max();
Tero Ahola
Simplified declarative implementation
 r1117 foreach(QObject *child, children()) {
if (qobject_cast<QAbstractSeries *>(child)) {
Tero Ahola
App for demonstrating QML customization apis
 r1259 // qDebug() << "DeclarativeChart::componentComplete(), add: " << child;
Tero Ahola
Simplified declarative implementation
 r1117 m_chart->addSeries(qobject_cast<QAbstractSeries *>(child));
}
}
Tero Ahola
Draft for QML demo that shows weather forecasts
 r1139 // qDebug() << "DeclarativeChart::componentComplete(), maxX: " << axisX()->max();
Tero Ahola
Simplified declarative implementation
 r1117
QDeclarativeItem::componentComplete();
}
Tero Ahola
Proof-of-concept for QML api...
 r120 void DeclarativeChart::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
Jani Honkonen
First draft of project structure
 r1 {
Tero Ahola
Draft for QML demo that shows weather forecasts
 r1139 // qDebug() << "DeclarativeChart::geometryChanged" << newGeometry.width() << newGeometry.height();
Tero Ahola
Added QML api for bar series
 r646 Q_UNUSED(oldGeometry)
Tero Ahola
Set margins to 30 on QML impl
 r200 if (newGeometry.isValid()) {
if (newGeometry.width() > 0 && newGeometry.height() > 0) {
Tero Ahola
Fixed build issue with margin related funcs
 r642 m_chart->resize(newGeometry.width(), newGeometry.height());
Tero Ahola
Set margins to 30 on QML impl
 r200 }
}
Jani Honkonen
First draft of project structure
 r1 }
Tero Ahola
Added QML api for bar series
 r646 void DeclarativeChart::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option)
Q_UNUSED(widget)
// TODO: optimized?
painter->setRenderHint(QPainter::Antialiasing, true);
}
Tero Ahola
QML demo with dynamic data
 r1240 void DeclarativeChart::setTheme(DeclarativeChart::Theme theme)
Tero Ahola
Added animation configuration to QML chart api
 r1094 {
Tero Ahola
QML demo with dynamic data
 r1240 m_chart->setTheme((QChart::ChartTheme) theme);
Tero Ahola
Added animation configuration to QML chart api
 r1094 }
Tero Ahola
QML demo with dynamic data
 r1240 DeclarativeChart::Theme DeclarativeChart::theme()
{
return (DeclarativeChart::Theme) m_chart->theme();
}
void DeclarativeChart::setAnimationOptions(DeclarativeChart::Animation animations)
{
m_chart->setAnimationOptions((QChart::AnimationOption) animations);
}
DeclarativeChart::Animation DeclarativeChart::animationOptions()
Tero Ahola
Added animation configuration to QML chart api
 r1094 {
if (m_chart->animationOptions().testFlag(QChart::AllAnimations))
Tero Ahola
QML demo with dynamic data
 r1240 return DeclarativeChart::AllAnimations;
Tero Ahola
Added animation configuration to QML chart api
 r1094 else if (m_chart->animationOptions().testFlag(QChart::GridAxisAnimations))
Tero Ahola
QML demo with dynamic data
 r1240 return DeclarativeChart::GridAxisAnimations;
Tero Ahola
Added animation configuration to QML chart api
 r1094 else if (m_chart->animationOptions().testFlag(QChart::SeriesAnimations))
Tero Ahola
QML demo with dynamic data
 r1240 return DeclarativeChart::SeriesAnimations;
Tero Ahola
Added animation configuration to QML chart api
 r1094 else
Tero Ahola
QML demo with dynamic data
 r1240 return DeclarativeChart::NoAnimation;
Tero Ahola
Added animation configuration to QML chart api
 r1094 }
Tero Ahola
QML demo with dynamic data
 r1240 void DeclarativeChart::setLegend(DeclarativeChart::Legend legend)
Tero Ahola
Legend to QML API
 r1095 {
if (legend != m_legend) {
m_legend = legend;
switch (m_legend) {
case LegendDisabled:
m_chart->legend()->setVisible(false);
break;
case LegendTop:
m_chart->legend()->setVisible(true);
m_chart->legend()->setAlignment(QLegend::AlignmentTop);
break;
case LegendBottom:
m_chart->legend()->setVisible(true);
m_chart->legend()->setAlignment(QLegend::AlignmentBottom);
break;
case LegendLeft:
m_chart->legend()->setVisible(true);
m_chart->legend()->setAlignment(QLegend::AlignmentLeft);
break;
case LegendRight:
m_chart->legend()->setVisible(true);
m_chart->legend()->setAlignment(QLegend::AlignmentRight);
break;
default:
m_chart->legend()->setVisible(false);
break;
}
}
}
Tero Ahola
QML demo with dynamic data
 r1240 DeclarativeChart::Legend DeclarativeChart::legend()
Tero Ahola
Legend to QML API
 r1095 {
return m_legend;
}
Tero Ahola
Draft for QML demo that shows weather forecasts
 r1139 QAxis *DeclarativeChart::axisX()
{
return m_chart->axisX();
}
QAxis *DeclarativeChart::axisY()
{
return m_chart->axisY();
}
Tero Ahola
Initial support for x-axis labels in QML api
 r1157 QVariantList DeclarativeChart::axisXLabels()
{
QVariantList labels;
foreach (qreal value, m_chart->axisX()->categories()->values()) {
labels.append(value);
labels.append(m_chart->axisX()->categories()->label(value));
}
return labels;
}
void DeclarativeChart::setAxisXLabels(QVariantList list)
{
QVariant value(QVariant::Invalid);
foreach (QVariant element, list) {
if (value.isValid() && element.type() == QVariant::String) {
m_chart->axisX()->categories()->insert(value.toDouble(), element.toString());
value = QVariant(QVariant::Invalid);
} else {
if (element.canConvert(QVariant::Double))
value = element;
}
}
}
Tero Ahola
QML demo with dynamic data
 r1240 int DeclarativeChart::count()
{
return m_chart->series().count();
}
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)
{
QAbstractSeries *series = 0;
switch (type) {
case DeclarativeChart::SeriesTypeLine:
series = new DeclarativeLineSeries();
break;
case DeclarativeChart::SeriesTypeArea:
series = new DeclarativeAreaSeries();
break;
case DeclarativeChart::SeriesTypeBar:
series = new DeclarativeBarSeries();
break;
case DeclarativeChart::SeriesTypeStackedBar:
// TODO
break;
case DeclarativeChart::SeriesTypePercentBar:
// TODO
break;
case DeclarativeChart::SeriesTypeGroupedBar:
series = new DeclarativeGroupedBarSeries();
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";
}
series->setName(name);
m_chart->addSeries(series);
return series;
}
Tero Ahola
Proof-of-concept for QML api...
 r120 #include "moc_declarativechart.cpp"
QTCOMMERCIALCHART_END_NAMESPACE