debug fonction SAVE des figures, qui utilisait une méthode Matplotlib, plutôt qu'une méthode native Qt

src/View/Network/GraphWidget.py

@@ -901,7 +901,18 @@ class GraphWidget(QGraphicsView):
         painter.drawRect(sceneRect)
 
     def wheelEvent(self, event):
-        self.scaleView(math.pow(2.0, -event.angleDelta().y() / 240.0))
+        factor = math.pow(2.0, event.angleDelta().y() / 240.0)
+
+        old_pos = self.mapToScene(event.pos())
+
+        self.scaleView(factor)
+
+        new_pos = self.mapToScene(event.pos())
+
+        delta = old_pos - new_pos
+
+        # Compensation pour garder le point sous la souris fixe
+        self.translate(delta.x(), delta.y())
 
     def scaleView(self, scaleFactor):
         factor = self.transform().scale(

src/View/Scenarios/GraphWidget.py

@@ -312,7 +312,18 @@ class GraphWidget(QGraphicsView):
         painter.drawRect(sceneRect)
 
     def wheelEvent(self, event):
-        self.scaleView(math.pow(2.0, -event.angleDelta().y() / 240.0))
+        factor = math.pow(2.0, event.angleDelta().y() / 240.0)
+
+        old_pos = self.mapToScene(event.pos())
+
+        self.scaleView(factor)
+
+        new_pos = self.mapToScene(event.pos())
+
+        delta = old_pos - new_pos
+
+        # Compensation pour garder le point sous la souris fixe
+        self.translate(delta.x(), delta.y())
 
     def keyPressEvent(self, event):
         key = event.key()

src/View/Tools/Plot/PamhyrToolbar.py

@@ -222,10 +222,11 @@ class PamhyrPlotToolbar(NavigationToolbar2QT):
             filters.append(new)
         filters = ';;'.join(filters)
 
-        file_name, _ = qt_compat._getSaveFileName(
+        file_name, _ = QtWidgets.QFileDialog.getSaveFileName(
             self.canvas.parent(),
             _translate("MainWindow_reach", "Select destination file"),
-            start, filters,
+            start,
+            filters,
             selected_filter
         )