| @@ -0,0 +1,43 | |||||
|
|
1 | #include "chartbackground_p.h" | |||
|
|
2 | #include <QPen> | |||
|
|
3 | #include <QBrush> | |||
|
|
4 | #include <QPainter> | |||
|
|
5 | ||||
|
|
6 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |||
|
|
7 | ||||
|
|
8 | ChartBackground::ChartBackground(QGraphicsItem* parent):QGraphicsRectItem(parent), | |||
|
|
9 | m_diameter(15) | |||
|
|
10 | { | |||
|
|
11 | ||||
|
|
12 | } | |||
|
|
13 | ||||
|
|
14 | ChartBackground::~ChartBackground() | |||
|
|
15 | { | |||
|
|
16 | ||||
|
|
17 | } | |||
|
|
18 | ||||
|
|
19 | void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) | |||
|
|
20 | { | |||
|
|
21 | Q_UNUSED(option); | |||
|
|
22 | Q_UNUSED(widget); | |||
|
|
23 | painter->setPen(pen()); | |||
|
|
24 | painter->setBrush(brush()); | |||
|
|
25 | painter->drawRoundRect(rect(),roundness(rect().width()),roundness(rect().height())); | |||
|
|
26 | } | |||
|
|
27 | ||||
|
|
28 | int ChartBackground::roundness(qreal size) const | |||
|
|
29 | { | |||
|
|
30 | return 100*m_diameter/int(size); | |||
|
|
31 | } | |||
|
|
32 | ||||
|
|
33 | int ChartBackground::diameter() const | |||
|
|
34 | { | |||
|
|
35 | return m_diameter; | |||
|
|
36 | } | |||
|
|
37 | ||||
|
|
38 | void ChartBackground::setDimeter(int dimater) | |||
|
|
39 | { | |||
|
|
40 | m_diameter=dimater; | |||
|
|
41 | } | |||
|
|
42 | ||||
|
|
43 | QTCOMMERCIALCHART_END_NAMESPACE | |||
| @@ -0,0 +1,33 | |||||
|
|
1 | #ifndef CHARTBACKGROUND_H_ | |||
|
|
2 | #define CHARTBACKGROUND_H_ | |||
|
|
3 | ||||
|
|
4 | #include "qchartglobal.h" | |||
|
|
5 | #include <QGraphicsRectItem> | |||
|
|
6 | ||||
|
|
7 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |||
|
|
8 | ||||
|
|
9 | class ChartBackground: public QGraphicsRectItem | |||
|
|
10 | { | |||
|
|
11 | public: | |||
|
|
12 | ChartBackground(QGraphicsItem *parent =0); | |||
|
|
13 | ~ChartBackground(); | |||
|
|
14 | ||||
|
|
15 | void setDimeter(int dimater); | |||
|
|
16 | int diameter() const; | |||
|
|
17 | ||||
|
|
18 | ||||
|
|
19 | protected: | |||
|
|
20 | void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); | |||
|
|
21 | ||||
|
|
22 | ||||
|
|
23 | private: | |||
|
|
24 | int roundness(qreal size) const; | |||
|
|
25 | ||||
|
|
26 | private: | |||
|
|
27 | int m_diameter; | |||
|
|
28 | ||||
|
|
29 | }; | |||
|
|
30 | ||||
|
|
31 | #endif /* CHARTBACKGROUND_H_ */ | |||
|
|
32 | ||||
|
|
33 | QTCOMMERCIALCHART_END_NAMESPACE | |||
General Comments 0
You need to be logged in to leave comments.
Login now