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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#undef QT_NO_FOREACH // this file contains unported legacy Q_FOREACH uses
#include "declarativecategoryaxis_p.h"
#include <QtCore/QDebug>
#include <algorithm>
QT_BEGIN_NAMESPACE
/*!
\qmltype CategoryRange
\inqmlmodule QtCharts
\brief Defines a range on a category axis.
The CategoryRange type is used together with the CategoryAxis type to
specify labeled ranges on category axes. The widths of the category ranges
can be specified freely.
\sa CategoryAxis
*/
/*!
\qmlproperty int CategoryRange::endValue
The high end of the category.
*/
/*!
\qmlproperty string CategoryRange::label
The label of the category.
*/
DeclarativeCategoryRange::DeclarativeCategoryRange(QObject *parent) :
QObject(parent),
m_endValue(0),
m_label(QString())
{
}
void DeclarativeCategoryRange::setLabel(const QString &label)
{
auto catAxis = qobject_cast<QCategoryAxis *>(parent());
if (catAxis)
catAxis->replaceLabel(m_label, label);
m_label = label;
}
DeclarativeCategoryAxis::DeclarativeCategoryAxis(QObject *parent) :
QCategoryAxis(parent),
m_labelsPosition(AxisLabelsPositionCenter)
{
}
void DeclarativeCategoryAxis::classBegin()
{
}
void DeclarativeCategoryAxis::componentComplete()
{
QList<QPair<QString, qreal> > ranges;
const auto childlist = children();
for (QObject *child : childlist) {
if (qobject_cast<DeclarativeCategoryRange *>(child)) {
DeclarativeCategoryRange *range = qobject_cast<DeclarativeCategoryRange *>(child);
ranges.append(QPair<QString, qreal>(range->label(), range->endValue()));
}
}
// Sort and append the range objects according to end value
std::sort(ranges.begin(), ranges.end(), endValueLessThan);
for (int i(0); i < ranges.size(); i++)
append(ranges.at(i).first, ranges.at(i).second);
}
bool DeclarativeCategoryAxis::endValueLessThan(const QPair<QString, qreal> &value1, const QPair<QString, qreal> &value2)
{
return value1.second < value2.second;
}
QQmlListProperty<QObject> DeclarativeCategoryAxis::axisChildren()
{
return QQmlListProperty<QObject>(this, 0, &DeclarativeCategoryAxis::appendAxisChildren ,0,0,0);
}
void DeclarativeCategoryAxis::append(const QString &label, qreal categoryEndValue)
{
QCategoryAxis::append(label, categoryEndValue);
}
void DeclarativeCategoryAxis::remove(const QString &label)
{
QCategoryAxis::remove(label);
}
void DeclarativeCategoryAxis::replace(const QString &oldLabel, const QString &newLabel)
{
QCategoryAxis::replaceLabel(oldLabel, newLabel);
}
void DeclarativeCategoryAxis::appendAxisChildren(QQmlListProperty<QObject> *list, QObject *element)
{
// Empty implementation; the children are parsed in componentComplete instead
Q_UNUSED(list);
Q_UNUSED(element);
}
DeclarativeCategoryAxis::AxisLabelsPosition DeclarativeCategoryAxis::labelsPosition() const
{
return (DeclarativeCategoryAxis::AxisLabelsPosition) QCategoryAxis::labelsPosition();
}
void DeclarativeCategoryAxis::setLabelsPosition(AxisLabelsPosition position)
{
if (position != m_labelsPosition) {
QCategoryAxis::setLabelsPosition((QCategoryAxis::AxisLabelsPosition)position);
emit labelsPositionChanged(position);
}
}
QT_END_NAMESPACE
#include "moc_declarativecategoryaxis_p.cpp"