feat(svelte): add fitViewOptions for Controls closes #4201

packages/svelte/src/lib/plugins/Controls/Controls.svelte

@@ -26,6 +26,7 @@
   export let ariaLabel: $$Props['aria-label'] = undefined;
   export let style: $$Props['style'] = undefined;
   export let orientation: $$Props['orientation'] = 'vertical';
+  export let fitViewOptions: $$Props['fitViewOptions'] = undefined;
 
   let className: $$Props['class'] = '';
   export { className as class };
@@ -63,7 +64,7 @@
   };
 
   const onFitViewHandler = () => {
-    fitView();
+    fitView(fitViewOptions);
   };
 
   const onToggleInteractivity = () => {

packages/svelte/src/lib/plugins/Controls/types.ts

@@ -1,6 +1,8 @@
 import type { HTMLButtonAttributes } from 'svelte/elements';
 import type { PanelPosition } from '@xyflow/system';
 
+import type { FitViewOptions } from '$lib/types';
+
 export type ControlsProps = {
   /** Position of the controls on the pane
    * @example PanelPosition.TopLeft, PanelPosition.TopRight,
@@ -21,6 +23,7 @@ export type ControlsProps = {
   style?: string;
   class?: string;
   orientation?: 'horizontal' | 'vertical';
+  fitViewOptions?: FitViewOptions;
 };
 
 export type ControlButtonProps = HTMLButtonAttributes & {