[WIP] Ensure position of PointsEditor dialog remains centered after adding points

newIDE/app/src/ObjectEditor/Editors/SpriteEditor/PointsEditor/index.js

@@ -18,6 +18,7 @@ export default class PointsEditor extends Component {
 
   _onPointsUpdated = () => {
     this.forceUpdate(); // Refresh the preview
+    if (this.props.onPointsUpdated) this.props.onPointsUpdated();
   };
 
   chooseAnimation = index => {

newIDE/app/src/ObjectEditor/Editors/SpriteEditor/index.js

@@ -263,6 +263,8 @@ export default class SpriteEditor extends Component {
               object={spriteObject}
               resourcesLoader={this.resourcesLoader}
               project={project}
+              onPointsUpdated={() =>
+                this.forceUpdate() /*Force update to ensure dialog is properly positionned*/}
             />
           </Dialog>
         )}