diff --git a/animation.py b/animation.py
new file mode 100644
index 0000000..af63352
--- /dev/null
+++ b/animation.py
@@ -0,0 +1,91 @@
+import matplotlib.pyplot as plt
+from functools import wraps
+import numpy as np
+
+
+class Animation:
+    def __init__(self) -> None:
+        fig, ax = plt.subplots()
+        self._fig = fig
+        self._ax = ax
+        self._ticks = 0
+        self._disable = False
+        self.init_fig()
+        pass
+
+    @staticmethod
+    def switch_decorator(func):
+        @wraps(func)
+        def not_run(cls, *args, **kwargs):
+            # print("not run")
+            pass
+
+        @wraps(func)
+        def wrapTheFunction(cls, *args, **kwargs):
+            if not cls._disable:
+                # print("desc")
+                return func(cls, *args, **kwargs)
+            return not_run(cls,*args, **kwargs)
+
+        return wrapTheFunction
+
+    def disable(self, _disable):
+        self._disable = _disable
+    @switch_decorator
+    def init_fig(self):
+        ax = self._ax
+        ax.set_aspect(1)
+        ax.set_xlim([-500, 500])
+        ax.set_ylim([-500, 500])
+    @switch_decorator
+    def show(self):
+        self._fig.show()
+
+    @switch_decorator
+    def add_rg_line(self, line_func):
+        ax = self._ax
+        x = np.linspace(0, 300)
+        y = line_func(x)
+        ax.plot(x, y)
+    @switch_decorator
+    def add_rs(self, rs, rs_x, rs_y):
+        ax = self._ax
+        ax.add_artist(plt.Circle((rs_x, rs_y), rs, fill=False))
+    @switch_decorator
+    def add_rc(self, rc, rc_x, rc_y):
+        ax = self._ax
+        ax.add_artist(plt.Circle((rc_x, rc_y), rc, fill=False))
+
+    # 增加暴露弧范围
+    @switch_decorator
+    def add_expose_area(
+        self,
+        rc_x,
+        rc_y,
+        intersection_x1,
+        intersection_y1,
+        intersection_x2,
+        intersection_y2,
+    ):
+        ax = self._ax
+        ax.plot([rc_x, intersection_x1], [rc_y, intersection_y1], color="red")
+        ax.plot([rc_x, intersection_x2], [rc_y, intersection_y2], color="red")
+        pass
+    @switch_decorator
+    def clear(self):
+        ax = self._ax
+        # fig = self._fig
+        ax.cla()
+    @switch_decorator
+    def pause(self):
+        # fig=self._fig
+        # print('tick')
+        ax = self._ax
+        self._ticks += 1
+        ticks = self._ticks
+        ax.set_title(f"{ticks}")
+        plt.pause(0.02)
+        self.clear()
+        self.init_fig()
+
+    pass