108 lines
1.9 KiB
C++
108 lines
1.9 KiB
C++
//
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// Created by ricardo on 2022/6/11.
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//
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#ifndef AUTO_BUS_GUI_MAIN_SCENE_H
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#define AUTO_BUS_GUI_MAIN_SCENE_H
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#include "QGraphicsScene"
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#include "QGraphicsPixmapItem"
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/**
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* 储存每个站点位置的类
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*/
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class PosPair{
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public:
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/*
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* 站点位置的x坐标
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*/
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int pos_x;
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/**
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* 站点位置的y坐标
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*/
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int pos_y;
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PosPair();
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/**
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* 获取两个站点之间的距离
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* @param stop_number 站点的数量
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* @return 站点之间的距离
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*/
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int GetStopSpaceLength(int stop_number) const;
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/**
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* 加上一定的距离
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* @param length 需要加上的距离
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*/
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void AddLength(int length);
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/**
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* 获得该站点公交车停车的位置x坐标
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* @return
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*/
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int GetBusPosX() const;
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/**
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* 获得该站点公交车停车位置的y坐标
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* @return
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*/
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int GetBusPosY() const;
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private:
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const int stop_begin_x = 100;
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const int stop_begin_y = 80;
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const int stop_rail_width = 300;
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const int stop_rail_height = 200;
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const int stop_bus_distance = 20;
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int distance = 0;
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};
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class SceneManager
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{
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public:
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QGraphicsScene *scene;
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/**
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* 构造函数，同时生成站点
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* @param stop_node_number 站点的数量
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*/
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explicit SceneManager();
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~SceneManager();
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/**
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* 生成站点画面
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* @param node_number
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*/
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void SetStopScene(int node_number);
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private:
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/**
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* 显示站点的像素图对象
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*/
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QGraphicsPixmapItem *pixmap_items;
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/**
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* 每个站点的所在位置
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*/
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PosPair *stop_pos_pairs;
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/**
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* 总共的站点数量
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*/
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int stop_node_number;
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/**
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* 一个矩形的边框
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* 使无论中间存在多少站点，这个scene都能在view的中心
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*/
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QGraphicsRectItem *rect_item;
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/**
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* 清除画面
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*/
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void ClearScene();
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};
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#endif //AUTO_BUS_GUI_MAIN_SCENE_H
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