fix undocumented matplotlib API change in set_size_inches by explicitly specifying forward=False

Author: Bill Janssen

backend_kivy.py

@@ -1189,9 +1189,9 @@ def _on_size_changed(self, *args):
         '''
         w, h = self.size
         dpival = self.figure.dpi
-        winch = w / dpival
-        hinch = h / dpival
-        self.figure.set_size_inches(winch, hinch)
+        winch = float(w) / dpival
+        hinch = float(h) / dpival
+        self.figure.set_size_inches(winch, hinch, forward=False)
         self.resize_event()
         self.draw()
 
@@ -1253,14 +1253,14 @@ def show(self):
         pass
 
     def get_window_title(self):
-        return EventLoop.window.title
+        return Window.title
 
     def set_window_title(self, title):
-        EventLoop.window.title = title
+        Window.title = title
 
     def resize(self, w, h):
         if (w > 0) and (h > 0):
-            EventLoop.window.size = (w, h)
+            Window.size = w, h
 
     def _get_toolbar(self):
         if rcParams['toolbar'] == 'toolbar2':

examples/test_backend.py

@@ -37,7 +37,7 @@ def motionnotify(event):
 
 
 def resize(event):
-    print('resize from mpl ', event)
+    print('resize from mpl ', event.width, event.height)
 
 
 def scroll(event):