成功显示了公交车的图片

include/mainScene.h

@@ -0,0 +1,34 @@
+//
+// Created by ricardo on 2022/6/11.
+//
+
+#ifndef AUTO_BUS_GUI_MAIN_SCENE_H
+#define AUTO_BUS_GUI_MAIN_SCENE_H
+
+#include "QGraphicsScene"
+#include "QGraphicsPixmapItem"
+#include "railsModel.h"
+
+class SceneManager
+{
+public:
+    QGraphicsScene *scene;
+
+    ~SceneManager();
+
+    /**
+     * 初始化绘制场景
+     */
+    void init();
+
+    /**
+     * 初始化场景中的站点
+     * @param rail_head 轨道的头节点
+     */
+    void initBusStop(rail_node_t *rail_head);
+
+private:
+    QGraphicsPixmapItem *pixmap_items;
+};
+
+#endif //AUTO_BUS_GUI_MAIN_SCENE_H