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grid.h
82 lines | 2.2 KiB | text/x-c | CLexer
/ demos / chartviewer / grid.h
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Michal Klocek
Refactor charviewer...
 r2127 /****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef GRID_H_
#define GRID_H_
#include "model.h"
#include <QGraphicsWidget>
#include <QChartGlobal>
class QGraphicsGridLayout;
class Chart;
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class QChart;
QTCOMMERCIALCHART_END_NAMESPACE
QTCOMMERCIALCHART_USE_NAMESPACE
class Grid : public QGraphicsWidget
{
Q_OBJECT
public:
enum State { NoState = 0, ZoomState, ScrollState};
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Grid(int size, QGraphicsItem *parent = 0);
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 r2127 ~Grid();
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QList<QChart *> charts();
void createCharts(const QString &category = QString());
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 r2135 void createCharts(const QString &category, const QString &subcategory, const QString &name);
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 r2130 void replaceChart(QChart *oldChart, Chart *newChart);
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 r2127 void setState(State state);
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 r2128 State state() const { return m_state; };
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 r2130 void setRubberPen(const QPen &pen);
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 r2128 void setSize(int size);
int size() const {return m_size;}
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Q_SIGNALS:
void chartSelected(QChart *chart);
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 r2127 protected:
void mousePressEvent(QGraphicsSceneMouseEvent *event);
void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
Jani Honkonen
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 r2127 private:
void clear();
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 r2127 private:
int m_listCount;
int m_valueMax;
int m_valueCount;
int m_size;
DataTable m_dataTable;
QHash<QChart *, int> m_chartHash;
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 r2135 QHash<int, QChart *> m_chartHashRev;
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 r2127 State m_state;
State m_currentState;
QPointF m_origin;
QGraphicsRectItem *m_rubberBand;
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 r2130 QGraphicsGridLayout *m_gridLayout;
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 r2127 };
#endif /* GRID_H_ */