66 lines
1.3 KiB
C++
66 lines
1.3 KiB
C++
//
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// Created by ricardo on 2022/6/28.
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//
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#ifndef AUTO_BUS_GUI_BUS_WIDGET_H
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#define AUTO_BUS_GUI_BUS_WIDGET_H
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#include "QGraphicsPixmapItem"
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#include "QTransform"
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#include "QPropertyAnimation"
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#include "PosPair.h"
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#include "define.h"
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/**
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* 显示公交车的对象
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* 继承了QObject QGraphicsPixmapItem
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* 用以使用qt的动画框架
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*/
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class BusItem: public QObject, public QGraphicsPixmapItem
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{
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// 调用这个宏使其qt对象化
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Q_OBJECT
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// 注册了一个QPointF类型的变量pos
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// 读取这个变量通过 pos()函数
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// 写入这个变量通过 setPos()函数
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Q_PROPERTY(QPointF pos READ pos WRITE setPos)
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public:
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explicit BusItem(const QPixmap& pixmap);
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};
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class BusWidget
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{
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public:
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BusItem *item;
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explicit BusWidget();
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~BusWidget();
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/**
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* 重置公交车
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* @param s 位置对数组的头指针
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* @param num 站点数目
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*/
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void ResetBusPos(PosPair *s, int num);
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/**
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* 开始公交车动画
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* @param direction 动画的方向
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* @param duration 动画持续的时间 ms
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*/
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void StartAnimation(int direction, int duration);
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private:
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PosPair *pos_pairs = nullptr;
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QPropertyAnimation *animation;
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int pos = 0;
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int node_num = 0;
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};
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#endif //AUTO_BUS_GUI_BUS_WIDGET_H
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