|
|
#ifndef BARCHARTMODEL_H
|
|
|
#define BARCHARTMODEL_H
|
|
|
|
|
|
#include <QObject>
|
|
|
#include <QStringList>
|
|
|
#include "qchartglobal.h"
|
|
|
#include <qseries.h>
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
// Model for bar chart. Internal class.
|
|
|
// TODO: Implement as QAbstractItemModel?
|
|
|
|
|
|
class QBarSet;
|
|
|
|
|
|
class BarChartModel : public QObject //, public QAbstractItemModel
|
|
|
{
|
|
|
Q_OBJECT
|
|
|
public:
|
|
|
explicit BarChartModel(QStringList categories, QObject *parent = 0);
|
|
|
|
|
|
QStringList category();
|
|
|
void addBarSet(QBarSet *set);
|
|
|
void removeBarSet(QBarSet *set);
|
|
|
void insertBarSet(int i, QBarSet *set);
|
|
|
void insertCategory(int i, QString category);
|
|
|
void removeCategory(int i);
|
|
|
QBarSet *setAt(int index);
|
|
|
QList<QBarSet*> barSets();
|
|
|
|
|
|
int barsetCount(); // Number of sets in model
|
|
|
int categoryCount(); // Number of categories
|
|
|
|
|
|
qreal max(); // Maximum value of all sets
|
|
|
qreal min(); // Minimum value of all sets
|
|
|
qreal valueAt(int set, int category);
|
|
|
qreal percentageAt(int set, int category);
|
|
|
|
|
|
qreal categorySum(int category);
|
|
|
qreal maxCategorySum(); // returns maximum sum of sets in all categories.
|
|
|
|
|
|
QString categoryName(int category);
|
|
|
|
|
|
signals:
|
|
|
void modelUpdated();
|
|
|
|
|
|
public slots:
|
|
|
|
|
|
private:
|
|
|
|
|
|
QList<QBarSet*> mDataModel;
|
|
|
QStringList mCategory;
|
|
|
|
|
|
int mCurrentSet;
|
|
|
|
|
|
};
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
|
|
#endif // BARCHARTMODEL_H
|
|
|
|
