添加视图切换按钮并实现绘制散点图功能，优化数据处理逻辑

func/Module_precisely_align.py

@@ -1642,10 +1642,10 @@ class Data:
                 orgfs = Config["orgfs"]
                 off = Config["offset_anchor"]
 
-                self.res_orgBcg = self.raw_orgBcg
-                self.res_BCG = self.raw_BCG
-                self.cut_ECG = self.raw_ECG
-                self.cut_Rpeak = self.Rpeak
+                self.res_orgBcg = self.raw_orgBcg.copy()
+                self.res_BCG = self.raw_BCG.copy()
+                self.cut_ECG = self.raw_ECG.copy()
+                self.cut_Rpeak = self.Rpeak.copy()
 
                 if off > 0:
                     self.cut_ECG = self.cut_ECG[off:]