Initial import of NODEDC BIM Viewer

src/toolbar/FirstPersonMode.js

@@ -0,0 +1,61 @@
+import {Controller} from "../Controller.js";
+
+/** @private */
+class FirstPersonMode extends Controller {
+
+    constructor(parent, cfg) {
+
+        super(parent, cfg);
+
+        if (!cfg.buttonElement) {
+            throw "Missing config: buttonElement";
+        }
+
+        const buttonElement = cfg.buttonElement;
+        const cameraControl = this.viewer.cameraControl;
+        const cameraControlNavModeMediator = cfg.cameraControlNavModeMediator;
+
+        cameraControl.navMode = "orbit";
+        cameraControl.followPointer = true;
+
+        this.on("enabled", (enabled) => {
+            if (!enabled) {
+                buttonElement.classList.add("disabled");
+            } else {
+                buttonElement.classList.remove("disabled");
+            }
+        });
+
+        this.on("active", (active) => {
+            if (active) {
+                buttonElement.classList.add("active");
+            } else {
+                buttonElement.classList.remove("active");
+            }
+        });
+
+        this.on("active", (active) => {
+            cameraControlNavModeMediator.setFirstPersonModeActive(active);
+            if (active) {
+                cameraControl.followPointer = true;
+                cameraControl.pivoting = false;
+            } else {
+                cameraControl.pivoting = true;
+            }
+        });
+
+        buttonElement.addEventListener("click", (event) => {
+            if (this.getEnabled()) {
+                const active = this.getActive();
+                this.setActive(!active);
+            }
+            event.preventDefault();
+        });
+
+        this.bimViewer.on("reset", ()=>{
+            this.setActive(false);
+        });
+    }
+}
+
+export {FirstPersonMode};