feat: add 3D toggle and adjust theme

src/App.css

@@ -23,6 +23,77 @@ footer {
   font-size: x-small;
 }
 
+.controls {
+  z-index: 9;
+  position: absolute;
+  top: 24;
+  left: 24;
+  padding: 16px;
+
+  .control {
+    display: flex;
+    flex-direction: row;
+
+    * {
+      margin: 0 4px;
+    }
+  }
+}
+
+/* The switch - the box around the slider */
+.switch {
+  position: relative;
+  width: 68px;
+  height: 34px;
+}
+
+/* Hide default HTML checkbox */
+.switch input {
+  opacity: 0;
+  width: 0;
+  height: 0;
+}
+
+/* The slider */
+.slider {
+  position: absolute;
+  cursor: pointer;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: #ccc;
+  border-radius: 34px;
+  -webkit-transition: .4s;
+  transition: .4s;
+}
+
+.slider:before {
+  position: absolute;
+  content: "";
+  height: 26px;
+  width: 26px;
+  left: 4px;
+  bottom: 4px;
+  background-color: white;
+  border-radius: 50%;
+  -webkit-transition: .4s;
+  transition: .4s;
+}
+
+input:checked+.slider {
+  background-color: #2196F3;
+}
+
+input:focus+.slider {
+  box-shadow: 0 0 1px #2196F3;
+}
+
+input:checked+.slider:before {
+  -webkit-transform: translateX(26px);
+  -ms-transform: translateX(26px);
+  transform: translateX(26px);
+}
 
 .grey {
   color: #444;

src/Network.tsx

@@ -1,6 +1,7 @@
-import { useEffect, useRef, useState } from "react";
+import { ChangeEvent, useEffect, useRef, useState } from "react";
 import { apiAuth } from "./api";
-import { GraphCanvas, GraphCanvasRef, GraphEdge, GraphNode, useSelection } from "reagraph";
+import { GraphCanvas, GraphCanvasRef, GraphEdge, GraphNode, recommendLayout, useSelection } from "reagraph";
+import { customTheme } from "./NetworkTheme";
 
 interface NetworkData {
   nodes: GraphNode[],
@@ -10,6 +11,7 @@ interface NetworkData {
 export const GraphComponent = () => {
   const [data, setData] = useState({ nodes: [], edges: [] } as NetworkData);
   const [loading, setLoading] = useState(true);
+  const [threed, setThreed] = useState(false);
 
   async function loadData() {
     setLoading(true);
@@ -26,20 +28,46 @@ export const GraphComponent = () => {
     ref: graphRef,
     nodes: data.nodes,
     edges: data.edges,
-    pathSelectionType: 'out'
+    pathSelectionType: 'out',
   });
 
+  function handleThreed() {
+    setThreed(!threed)
+    graphRef.current?.fitNodesInView();
+    graphRef.current?.centerGraph();
+    graphRef.current?.resetControls();
+  }
+
   return (
-    <GraphCanvas
-      draggable
-      ref={graphRef}
-      nodes={data.nodes}
-      edges={data.edges}
-      selections={selections}
-      actives={actives}
-      onCanvasClick={onCanvasClick}
-      onNodeClick={onNodeClick}
-    />
+    <div style={{ position: 'absolute', top: 0, bottom: 0, left: 0, right: 0 }}>
+      <div className="controls" >
+        <div className="control" onClick={handleThreed}>
+          <span>2D</span>
+          <div className="switch">
+            <input type="checkbox" checked={threed} />
+            <span className="slider round"></span>
+          </div>
+          <span>3D</span>
+        </div>
+      </div>
+      <GraphCanvas
+        draggable
+        cameraMode={threed ? "rotate" : "pan"}
+        layoutType={threed ? "forceDirected3d" : "forceDirected2d"}
+        layoutOverrides={{
+          linkDistance: 200
+        }}
+        labelType="auto"
+        ref={graphRef}
+        theme={customTheme}
+        nodes={data.nodes}
+        edges={data.edges}
+        selections={selections}
+        actives={actives}
+        onCanvasClick={onCanvasClick}
+        onNodeClick={onNodeClick}
+      />
+    </div>
   );
 
 }

src/NetworkTheme.tsx

@@ -0,0 +1,59 @@
+import { Theme } from "reagraph";
+
+export const customTheme: Theme = {
+  canvas: {
+    background: 'aliceblue',
+  },
+  node: {
+    fill: '#69F',
+    activeFill: '#36C',
+    opacity: 1,
+    selectedOpacity: 1,
+    inactiveOpacity: 0.333,
+    label: {
+      color: '#404040',
+      stroke: 'white',
+      activeColor: 'black'
+    },
+    subLabel: {
+      color: '#ddd',
+      stroke: 'transparent',
+      activeColor: '#1DE9AC'
+    }
+  },
+  lasso: {
+    border: '1px solid #55aaff',
+    background: 'rgba(75, 160, 255, 0.1)'
+  },
+  ring: {
+    fill: '#69F',
+    activeFill: '#36C'
+  },
+  edge: {
+    fill: '#bed4ff',
+    activeFill: '#36C',
+    opacity: 1,
+    selectedOpacity: 1,
+    inactiveOpacity: 0.2,
+    label: {
+      stroke: '#fff',
+      color: '#2A6475',
+      activeColor: '#1DE9AC',
+      fontSize: 6
+    }
+  },
+  arrow: {
+    fill: '#bed4ff',
+    activeFill: '#36C'
+  },
+  cluster: {
+    stroke: '#D8E6EA',
+    opacity: 1,
+    selectedOpacity: 1,
+    inactiveOpacity: 0.1,
+    label: {
+      stroke: '#fff',
+      color: '#2A6475'
+    }
+  }
+};