work on hydraulic structures

src/View/HydraulicStructures/BasicHydraulicStructures/Window.py

@@ -122,11 +122,22 @@ class BasicHydraulicStructuresWindow(PamhyrWindow):
         self.plot_layout.addWidget(self.toolbar)
         self.plot_layout.addWidget(self.canvas)
 
+        reach = self._hs.input_reach
+        profile_kp = self._hs.input_kp
+        if profile_kp is not None:
+            profiles = reach.reach.get_profiles_from_kp(float(profile_kp))
+        else:
+            profiles = None
+        if profiles is not None:
+            profile = profiles[0]
+        else:
+            profile = None
+
         self.plot_ac = PlotAC(
             canvas=self.canvas,
             river=self._study.river,
-            reach=None,
-            profile=None,
+            reach=self._hs.input_reach,
+            profile=profile,
             toolbar=self.toolbar
         )
         self.plot_ac.draw()