GeoTIFF: Fix plot display where geotiff is deleted and fix update propagation.

src/View/GeoTIFF/Window.py

@@ -22,6 +22,8 @@ from PyQt5.QtWidgets import (
     QAction, QListView, QVBoxLayout,
 )
 
+from Modules import Modules
+
 from View.Tools.PamhyrWindow import PamhyrWindow
 
 from View.GeoTIFF.List import ListModel
@@ -80,10 +82,10 @@ class GeoTIFFListWindow(PamhyrWindow):
     def setup_graph(self):
         self.canvas = MplCanvas(width=5, height=4, dpi=100)
         self.canvas.setObjectName("canvas")
-        self.plot_layout = self.find(QVBoxLayout, "verticalLayout")
-        self.plot_layout.addWidget(self.canvas)
+        self._plot_layout = self.find(QVBoxLayout, "verticalLayout")
+        self._plot_layout.addWidget(self.canvas)
 
-        self.plot = PlotXY(
+        self._plot = PlotXY(
             canvas=self.canvas,
             data=self._study.river.enable_edges(),
             geotiff=self._study.river.geotiff,
@@ -92,7 +94,7 @@ class GeoTIFFListWindow(PamhyrWindow):
             parent=self
         )
 
-        self.plot.update()
+        self._plot.update()
 
     def setup_connections(self):
         if self._study.is_editable():
@@ -101,8 +103,15 @@ class GeoTIFFListWindow(PamhyrWindow):
 
         self.find(QAction, "action_edit").triggered.connect(self.edit)
 
+    def _propagated_update(self, key=Modules(0)):
+        if Modules.GEOMETRY not in key and Modules.GEOTIFF not in key:
+            return
+
+        self.update()
+
     def update(self):
         self._list.update()
+        self._plot.update()
 
     def selected_rows(self):
         lst = self.find(QListView, f"listView")

src/View/PlotXY.py

@@ -146,9 +146,12 @@ class PlotXY(PamhyrPlot):
         self._plot_img = {}
 
         for geotiff in lst:
+            if geotiff.is_deleted():
+                continue
+
             memfile = geotiff.memfile
             if memfile is None:
-                return
+                continue
 
             with memfile.open() as gt:
                 img = gt.read()