Results: Add plot toolsbar iso view and back/forward option.

src/View/Results/Window.py

@@ -160,7 +160,10 @@ class ResultsWindow(PamhyrWindow):
         self.canvas = MplCanvas(width=5, height=4, dpi=100)
         self.canvas.setObjectName("canvas")
         self.toolbar = PamhyrPlotToolbar(
-            self.canvas, self
+            self.canvas, self, items=[
+                "home", "move", "zoom", "save",
+                "iso", "back/forward"
+            ]
         )
         self.plot_layout = self.find(QVBoxLayout, "verticalLayout")
         self.plot_layout.addWidget(self.toolbar)
@@ -180,7 +183,10 @@ class ResultsWindow(PamhyrWindow):
         self.canvas_2 = MplCanvas(width=5, height=4, dpi=100)
         self.canvas_2.setObjectName("canvas_2")
         self.toolbar_2 = PamhyrPlotToolbar(
-            self.canvas_2, self
+            self.canvas_2, self, items=[
+                "home", "move", "zoom", "save",
+                "iso", "back/forward"
+            ]
         )
         self.plot_layout_2 = self.find(QVBoxLayout, "verticalLayout_2")
         self.plot_layout_2.addWidget(self.toolbar_2)
@@ -199,7 +205,10 @@ class ResultsWindow(PamhyrWindow):
         self.canvas_3 = MplCanvas(width=5, height=4, dpi=100)
         self.canvas_3.setObjectName("canvas_3")
         self.toolbar_3 = PamhyrPlotToolbar(
-            self.canvas_3, self
+            self.canvas_3, self, items=[
+                "home", "move", "zoom", "save",
+                "iso", "back/forward"
+            ]
         )
         self.plot_layout_3 = self.find(QVBoxLayout, "verticalLayout_3")
         self.plot_layout_3.addWidget(self.toolbar_3)
@@ -218,7 +227,10 @@ class ResultsWindow(PamhyrWindow):
         self.canvas_4 = MplCanvas(width=5, height=4, dpi=100)
         self.canvas_4.setObjectName("canvas_4")
         self.toolbar_4 = PamhyrPlotToolbar(
-            self.canvas_4, self
+            self.canvas_4, self, items=[
+                "home", "move", "zoom", "save",
+                "iso", "back/forward"
+            ]
         )
         self.plot_layout_4 = self.find(
             QVBoxLayout, "verticalLayout_hydrograph")