修改文件换行符，修正轮班图元长度计算问题

scene/PicScheduleShiftItem.h

@@ -5,6 +5,7 @@
 #include <QTime>
 #include <QString>
 #include <QTimer>
+#include <QSize>
 
 struct ScheduleModel 
 {
@@ -45,6 +46,11 @@ private:
     QVector<ScheduleModel> m_schedules;
     QTimer m_updateTimer;
     QString m_currScheduleName;
+    QSize m_maxSize; // 缓存最长名称的像素宽高
+
+    virtual QRectF boundingRect() const override;
+
+    QSize calcMaxSize();
 };
 
 #endif // PICSCHEDULESHIFTITEM_H