feat(elements): add isHidden option

example/src/Hidden/index.js

@@ -0,0 +1,55 @@
+import React, { useState } from 'react';
+
+import ReactFlow, { addEdge, MiniMap, Controls } from 'react-flow-renderer';
+import { useEffect } from 'react';
+
+const initialElements = [
+  { id: '1', type: 'input', data: { label: 'Node 1' }, position: { x: 250, y: 5 } },
+  { id: '2', data: { label: 'Node 2' }, position: { x: 100, y: 100 } },
+  { id: '3', data: { label: 'Node 3' }, position: { x: 400, y: 100 } },
+  { id: '4', data: { label: 'Node 4' }, position: { x: 400, y: 200 } },
+  { id: 'e1-2', source: '1', target: '2' },
+  { id: 'e1-3', source: '1', target: '3' },
+  { id: 'e3-4', source: '3', target: '4' },
+];
+
+const HiddenFlow = () => {
+  const [elements, setElements] = useState(initialElements);
+  const [isHidden, setIsHidden] = useState(false);
+  const onConnect = (params) => setElements((els) => addEdge(params, els));
+
+  useEffect(() => {
+    setElements((els) =>
+      els.map((e) => {
+        e.isHidden = isHidden;
+        return e;
+      })
+    );
+  }, [isHidden]);
+
+  console.log(elements);
+
+  return (
+    <ReactFlow elements={elements} onConnect={onConnect}>
+      <MiniMap />
+      <Controls />
+
+      <div style={{ position: 'absolute', left: 10, top: 10, zIndex: 4 }}>
+        <div>
+          <label htmlFor="ishidden">
+            isHidden
+            <input
+              id="ishidden"
+              type="checkbox"
+              checked={isHidden}
+              onChange={(evt) => setIsHidden(evt.target.checked)}
+              className="react-flow__ishidden"
+            />
+          </label>
+        </div>
+      </div>
+    </ReactFlow>
+  );
+};
+
+export default HiddenFlow;

example/src/index.js

@@ -12,6 +12,7 @@ import Edges from './Edges';
 import Validation from './Validation';
 import Horizontal from './Horizontal';
 import Provider from './Provider';
+import Hidden from './Hidden';
 
 import './index.css';
 
@@ -51,6 +52,11 @@ const routes = [
     component: Stress,
     label: 'Stress',
   },
+  {
+    path: '/interaction',
+    component: Interaction,
+    label: 'Interaction',
+  },
   {
     path: '/basic',
     component: Basic,
@@ -60,9 +66,8 @@ const routes = [
     component: Empty,
   },
   {
-    path: '/interaction',
-    component: Interaction,
-    label: 'Interaction',
+    path: '/hidden',
+    component: Hidden,
   },
 ];