diff --git a/PWFile.py b/PWFile.py
index 7915251..d6a5ad8 100644
--- a/PWFile.py
+++ b/PWFile.py
@@ -12,6 +12,17 @@ from time import sleep
 from attrs import define
 from typing import List
 import error
+from array import array
+
+
+def get_layer_if_not_exist_create_it(doc, layer_name):
+    layers = doc.Layers
+    for foo in range(layers.Count):
+        layer = layers.Item(foo)
+        if layer.Name == layer_name:
+            return layer
+    return layers.Add(layer_name)
+
 
 @define
 class SEntry:
@@ -218,20 +229,25 @@ class StringImpactPlate:
         return index
 
     def _plot(self, cad, plot_x, plot_y):
+        custom_layer = get_layer_if_not_exist_create_it(cad.doc, "123custom_layer")
         plot_vector = np2d_to_array(np.hstack((plot_x, plot_y)))
         added_curve = cad.model.AddPolyLine(plot_vector)
+        added_curve.Layer = custom_layer.Name
         set_true_color(added_curve, *ColorEnume.wire_color_rgb)
-        plot_ground_y = plot_y - 18 * 2
+        # TODO 应该读规程的
+        plot_ground_y = plot_y - 16 * 2
         plot_ground_vector = np2d_to_array(np.hstack((plot_x, plot_ground_y)))
         added_ground_curve = cad.model.AddPolyLine(plot_ground_vector)
+        added_ground_curve.Layer = custom_layer.Name
         set_true_color(added_ground_curve, *ColorEnume.ground_color_rgb)
         plot_tree_y = plot_y - 13.5 * 2
         plot_tree_vector = np2d_to_array(np.hstack((plot_x, plot_tree_y)))
         added_tree_curve = cad.model.AddPolyLine(plot_tree_vector)
+        added_tree_curve.Layer = custom_layer.Name
         set_true_color(added_tree_curve, *ColorEnume.tree_color_rgb)
 
     def _draw_action(self, excel_app, cad):
-        # 计算代表档距
+        # TODO 计算代表档距
         s_file = SFile()
         s_file.open(self._s_file_path)
         tower_dict = s_file.tower_dic
@@ -390,6 +406,7 @@ class ContinuousPlate:
             self.cad = cad
             doc = cad.app.Documents.Open(dwg_file_path)
             sleep(1)
+            custom_layer = get_layer_if_not_exist_create_it(doc, "123custom_layer")
             tower_dict = s_file.tower_dic
             z_file_path = deduce_zfile_from_cad_path(dwg_file_path)
             z_point = plane_z_origin(z_file_path)
@@ -441,6 +458,7 @@ class ContinuousPlate:
                         added_represented_span_text,
                         ColorEnume.representive_span_text_color_rgb,
                     )
+                    added_represented_span_text.Layer = custom_layer.Name
                 if is_first_tower:  # 是否是开始画的第一个塔。
                     accu_altitude_off = 0
                 else:
@@ -479,14 +497,16 @@ class ContinuousPlate:
                 tower_pole = cad.model.AddPolyLine(
                     np2d_to_array(np.vstack((np_tower_start, np_tower_end)))
                 )
+                tower_pole.Layer = custom_layer.Name
                 tower_pole.SetWidth(0, 0.8, 0.8)
                 set_true_color(tower_pole, 0, 255, 255)
                 # 画塔名和呼高
-                cad.model.AddText(
+                added_tower_name = cad.model.AddText(
                     f"{tower_info.tower_name}",
                     APoint(*(np_tower_end + np.array([-5, 13])).tolist()),
                     5,
                 )
+                added_tower_name.Layer = custom_layer.Name
                 if (
                     abs(math.floor(tower_info.tower_height) - tower_info.tower_height)
                     < 0.1
@@ -494,11 +514,12 @@ class ContinuousPlate:
                     draw_tower_height_str = f"{tower_info.tower_height:.0f}"
                 else:
                     draw_tower_height_str = f"{tower_info.tower_height:.1f}"
-                cad.model.AddText(
+                added_hugao = cad.model.AddText(
                     f"{tower_info.tower_type}-{draw_tower_height_str}",
                     APoint(*(np_tower_end + np.array([-5, 5])).tolist()),
                     5,
                 )
+                added_hugao.Layer = custom_layer.Name
                 draw_count += 1
                 # 画弧垂
                 if not is_first_tower:  # 从第二基塔开始画
@@ -544,7 +565,8 @@ class ContinuousPlate:
                     )
                     draw_curve_x = draw_curve_x.reshape(len(draw_curve_x), 1)
                     draw_curve_y = draw_curve_y.reshape(len(draw_curve_y), 1)
-                    draw_ground_curve_y = draw_curve_y - 18 * 2  # 切地线
+                    # TODO 应该读规程的
+                    draw_ground_curve_y = draw_curve_y - 16 * 2  # 切地线
                     draw_tree_curve_y = draw_curve_y - 13.5 * 2  # 切树线
                     draw_point = np.hstack(
                         (draw_curve_x, draw_curve_y, np.zeros((len(draw_curve_x), 1)))
@@ -566,18 +588,21 @@ class ContinuousPlate:
                     added_curve = cad.model.AddPolyLine(
                         draw_point.reshape(1, draw_curve_x.shape[0] * 3)[0]
                     )
+                    added_curve.Layer = custom_layer.Name
                     set_true_color(added_curve, *ColorEnume.wire_color_rgb)
                     added_ground_curve = cad.model.AddPolyLine(
                         draw_ground_curve_point.reshape(
                             1, draw_ground_curve_y.shape[0] * 3
                         )[0]
                     )
+                    added_ground_curve.Layer = custom_layer.Name
                     set_true_color(added_ground_curve, *ColorEnume.ground_color_rgb)
                     added_tree_curve = cad.model.AddPolyLine(
                         draw_tree_curve_point.reshape(
                             1, draw_tree_curve_y.shape[0] * 3
                         )[0]
                     )
+                    added_tree_curve.Layer = custom_layer.Name
                     set_true_color(added_tree_curve, *ColorEnume.tree_color_rgb)
                     # 画档距
                     span_text_insert_point = np.array(
@@ -586,7 +611,23 @@ class ContinuousPlate:
                     added_span_text = cad.model.AddText(
                         f"{span:.0f}", APoint(*span_text_insert_point.tolist()), 3
                     )
+                    # 画档距分割线
+                    add_span_splitter = cad.model.AddPolyLine(
+                        array(
+                            "d",
+                            [
+                                (accu_mileage ) / 5 + 50,
+                                5,
+                                0,
+                                (accu_mileage ) / 5 + 50,
+                                10,
+                                0,
+                            ],
+                        )
+                    )
+                    add_span_splitter.Layer = custom_layer.Name
                     set_true_color(added_span_text, *ColorEnume.span_text_color_rgb)
+                    added_span_text.Layer = custom_layer.Name
                 is_first_tower = False
                 last_tower_info = tower_info
 
@@ -653,6 +694,7 @@ class ControlFile:
         string_impact_plate.draw()
         cad = continuous_plate.cad
         cad.doc.SaveAs(self.get_zt_dwg_file_path())
+        cad.doc.Utility.Prompt("断面已生成。\n")
         # # 画完后再打开
         # cad = None
         # continousePlate = None