| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Charts module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** 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 https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef GRID_H_ |
| #define GRID_H_ |
| |
| #include "model.h" |
| #include <QtWidgets/QGraphicsWidget> |
| #include <QtCharts/QChartGlobal> |
| |
| QT_BEGIN_NAMESPACE |
| class QGraphicsGridLayout; |
| QT_END_NAMESPACE |
| |
| class Chart; |
| |
| QT_CHARTS_BEGIN_NAMESPACE |
| class QChart; |
| QT_CHARTS_END_NAMESPACE |
| |
| QT_CHARTS_USE_NAMESPACE |
| |
| class Grid : public QGraphicsWidget |
| { |
| Q_OBJECT |
| public: |
| enum State { NoState = 0, ZoomState, ScrollState}; |
| |
| Grid(int size, QGraphicsItem *parent = 0); |
| ~Grid(); |
| |
| QList<QChart *> charts(); |
| void createCharts(const QString &category = QString()); |
| void createCharts(const QString &category, const QString &subcategory, const QString &name); |
| void replaceChart(QChart *oldChart, Chart *newChart); |
| void setState(State state); |
| State state() const { return m_state; }; |
| void setRubberPen(const QPen &pen); |
| void setSize(int size); |
| int size() const {return m_size;} |
| |
| Q_SIGNALS: |
| void chartSelected(QChart *chart); |
| |
| protected: |
| void mousePressEvent(QGraphicsSceneMouseEvent *event); |
| void mouseMoveEvent(QGraphicsSceneMouseEvent *event); |
| void mouseReleaseEvent(QGraphicsSceneMouseEvent *event); |
| |
| private: |
| void clear(); |
| |
| private: |
| int m_listCount; |
| int m_valueMax; |
| int m_valueCount; |
| int m_size; |
| DataTable m_dataTable; |
| QHash<QChart *, int> m_chartHash; |
| QHash<int, QChart *> m_chartHashRev; |
| State m_state; |
| State m_currentState; |
| QPointF m_origin; |
| QGraphicsRectItem *m_rubberBand; |
| QGraphicsGridLayout *m_gridLayout; |
| }; |
| |
| #endif /* GRID_H_ */ |