void SelectionPlugin::onMouseButtonPress( const MouseButtonEvent& event ) { if( event.button != MouseButton::Left ) return; dragOrigin = Vector2(event.x, event.y ); Document* document = editor->getDocument(); if( !document ) return; SceneDocument* sceneDocument = (SceneDocument*) document; RenderWindow* window = sceneDocument->getRenderWindow(); window->setCursorCapture(true); }