blob: 2d3357f79dd7ffbabc758538aa31ff1a42c84bb6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#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_BEGIN_NAMESPACE
class QChart;
QT_END_NAMESPACE
QT_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_ */
|
