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Bump version to 2.1.1...
Bump version to 2.1.1 Change-Id: If426ff4b1278b28afc7406fb42a7a6ad34aa725a Reviewed-by: Tomi Korpipää <tomi.korpipaa@theqtcompany.com> Reviewed-by: Miikka Heikkinen <miikka.heikkinen@theqtcompany.com>

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xychart.cpp
238 lines | 7.2 KiB | text/x-c | CppLexer
/******************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Charts module.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
******************************************************************************/
#include <private/xychart_p.h>
#include <QtCharts/QXYSeries>
#include <private/qxyseries_p.h>
#include <private/chartpresenter_p.h>
#include <private/abstractdomain_p.h>
#include <private/chartdataset_p.h>
#include <private/glxyseriesdata_p.h>
#include <QtCharts/QXYModelMapper>
#include <private/qabstractaxis_p.h>
#include <QtGui/QPainter>
#include <QtCore/QAbstractItemModel>
QT_CHARTS_BEGIN_NAMESPACE
XYChart::XYChart(QXYSeries *series, QGraphicsItem *item):
ChartItem(series->d_func(),item),
m_series(series),
m_animation(0),
m_dirty(true)
{
QObject::connect(series, SIGNAL(pointReplaced(int)), this, SLOT(handlePointReplaced(int)));
QObject::connect(series, SIGNAL(pointsReplaced()), this, SLOT(handlePointsReplaced()));
QObject::connect(series, SIGNAL(pointAdded(int)), this, SLOT(handlePointAdded(int)));
QObject::connect(series, SIGNAL(pointRemoved(int)), this, SLOT(handlePointRemoved(int)));
QObject::connect(series, SIGNAL(pointsRemoved(int, int)), this, SLOT(handlePointsRemoved(int, int)));
QObject::connect(this, SIGNAL(clicked(QPointF)), series, SIGNAL(clicked(QPointF)));
QObject::connect(this, SIGNAL(hovered(QPointF,bool)), series, SIGNAL(hovered(QPointF,bool)));
QObject::connect(this, SIGNAL(pressed(QPointF)), series, SIGNAL(pressed(QPointF)));
QObject::connect(this, SIGNAL(released(QPointF)), series, SIGNAL(released(QPointF)));
QObject::connect(this, SIGNAL(doubleClicked(QPointF)), series, SIGNAL(doubleClicked(QPointF)));
}
void XYChart::setGeometryPoints(const QVector<QPointF> &points)
{
m_points = points;
}
void XYChart::setAnimation(XYAnimation *animation)
{
m_animation = animation;
}
void XYChart::setDirty(bool dirty)
{
m_dirty = dirty;
}
// Returns a vector with same size as geometryPoints vector, indicating
// the off grid status of points.
QVector<bool> XYChart::offGridStatusVector()
{
qreal minX = domain()->minX();
qreal maxX = domain()->maxX();
qreal minY = domain()->minY();
qreal maxY = domain()->maxY();
QVector<bool> returnVector;
returnVector.resize(m_points.size());
// During remove animation series may have different number of points,
// so ensure we don't go over the index. No need to check for zero points, this
// will not be called in such a situation.
const int seriesLastIndex = m_series->count() - 1;
for (int i = 0; i < m_points.size(); i++) {
const QPointF &seriesPoint = m_series->at(qMin(seriesLastIndex, i));
if (seriesPoint.x() < minX
|| seriesPoint.x() > maxX
|| seriesPoint.y() < minY
|| seriesPoint.y() > maxY) {
returnVector[i] = true;
} else {
returnVector[i] = false;
}
}
return returnVector;
}
void XYChart::updateChart(QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, int index)
{
if (m_animation) {
m_animation->setup(oldPoints, newPoints, index);
m_points = newPoints;
setDirty(false);
presenter()->startAnimation(m_animation);
} else {
m_points = newPoints;
updateGeometry();
}
}
void XYChart::updateGlChart()
{
dataSet()->glXYSeriesDataManager()->setPoints(m_series, domain());
presenter()->updateGLWidget();
updateGeometry();
}
//handlers
void XYChart::handlePointAdded(int index)
{
Q_ASSERT(index < m_series->count());
Q_ASSERT(index >= 0);
if (m_series->useOpenGL()) {
updateGlChart();
} else {
QVector<QPointF> points;
if (m_dirty || m_points.isEmpty()) {
points = domain()->calculateGeometryPoints(m_series->pointsVector());
} else {
points = m_points;
QPointF point = domain()->calculateGeometryPoint(m_series->pointsVector().at(index),
m_validData);
if (!m_validData)
m_points.clear();
else
points.insert(index, point);
}
updateChart(m_points, points, index);
}
}
void XYChart::handlePointRemoved(int index)
{
Q_ASSERT(index <= m_series->count());
Q_ASSERT(index >= 0);
if (m_series->useOpenGL()) {
updateGlChart();
} else {
QVector<QPointF> points;
if (m_dirty || m_points.isEmpty()) {
points = domain()->calculateGeometryPoints(m_series->pointsVector());
} else {
points = m_points;
points.remove(index);
}
updateChart(m_points, points, index);
}
}
void XYChart::handlePointsRemoved(int index, int count)
{
Q_ASSERT(index <= m_series->count());
Q_ASSERT(index >= 0);
if (m_series->useOpenGL()) {
updateGlChart();
} else {
QVector<QPointF> points;
if (m_dirty || m_points.isEmpty()) {
points = domain()->calculateGeometryPoints(m_series->pointsVector());
} else {
points = m_points;
points.remove(index, count);
}
updateChart(m_points, points, index);
}
}
void XYChart::handlePointReplaced(int index)
{
Q_ASSERT(index < m_series->count());
Q_ASSERT(index >= 0);
if (m_series->useOpenGL()) {
updateGlChart();
} else {
QVector<QPointF> points;
if (m_dirty || m_points.isEmpty()) {
points = domain()->calculateGeometryPoints(m_series->pointsVector());
} else {
QPointF point = domain()->calculateGeometryPoint(m_series->pointsVector().at(index),
m_validData);
if (!m_validData)
m_points.clear();
points = m_points;
if (m_validData)
points.replace(index, point);
}
updateChart(m_points, points, index);
}
}
void XYChart::handlePointsReplaced()
{
if (m_series->useOpenGL()) {
updateGlChart();
} else {
// All the points were replaced -> recalculate
QVector<QPointF> points = domain()->calculateGeometryPoints(m_series->pointsVector());
updateChart(m_points, points, -1);
}
}
void XYChart::handleDomainUpdated()
{
if (m_series->useOpenGL()) {
updateGlChart();
} else {
if (isEmpty()) return;
QVector<QPointF> points = domain()->calculateGeometryPoints(m_series->pointsVector());
updateChart(m_points, points);
}
}
bool XYChart::isEmpty()
{
return domain()->isEmpty() || m_series->points().isEmpty();
}
#include "moc_xychart_p.cpp"
QT_CHARTS_END_NAMESPACE