use the full space of the figure to display the image (#30)

Author: almarklein

dash_slicer/slicer.py

@@ -259,13 +259,15 @@ def _create_dash_components(self):
             showgrid=False,
             showticklabels=False,
             zeroline=False,
+            constrain="range",
         )
         fig.update_yaxes(
             showgrid=False,
             scaleanchor="x",
             showticklabels=False,
             zeroline=False,
             autorange="reversed" if self._reverse_y else True,
+            constrain="range",
         )
 
         # Create the graph (graph is a Dash component wrapping a Plotly figure)