simsite/frontend/node_modules/three-stdlib/webxr/VRButton.cjs

"use strict";
var __defProp = Object.defineProperty;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __publicField = (obj, key, value) => {
  __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
  return value;
};
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
const VRButton = /* @__PURE__ */ (() => {
  const _VRButton = class {
    static createButton(renderer, sessionInit = {}) {
      const button = document.createElement("button");
      function showEnterVR() {
        let currentSession = null;
        async function onSessionStarted(session) {
          session.addEventListener("end", onSessionEnded);
          await renderer.xr.setSession(session);
          button.textContent = "EXIT VR";
          currentSession = session;
        }
        function onSessionEnded() {
          currentSession.removeEventListener("end", onSessionEnded);
          button.textContent = "ENTER VR";
          currentSession = null;
        }
        button.style.display = "";
        button.style.cursor = "pointer";
        button.style.left = "calc(50% - 50px)";
        button.style.width = "100px";
        button.textContent = "ENTER VR";
        button.onmouseenter = () => {
          button.style.opacity = "1.0";
        };
        button.onmouseleave = () => {
          button.style.opacity = "0.5";
        };
        button.onclick = () => {
          var _a;
          if (currentSession === null) {
            const optionalFeatures = [sessionInit.optionalFeatures, "local-floor", "bounded-floor", "hand-tracking"].flat().filter(Boolean);
            (_a = navigator.xr) == null ? void 0 : _a.requestSession("immersive-vr", { ...sessionInit, optionalFeatures }).then(onSessionStarted);
          } else {
            currentSession.end();
          }
        };
      }
      function disableButton() {
        button.style.display = "";
        button.style.cursor = "auto";
        button.style.left = "calc(50% - 75px)";
        button.style.width = "150px";
        button.onmouseenter = null;
        button.onmouseleave = null;
        button.onclick = null;
      }
      function showWebXRNotFound() {
        disableButton();
        button.textContent = "VR NOT SUPPORTED";
      }
      function stylizeElement(element) {
        element.style.position = "absolute";
        element.style.bottom = "20px";
        element.style.padding = "12px 6px";
        element.style.border = "1px solid #fff";
        element.style.borderRadius = "4px";
        element.style.background = "rgba(0,0,0,0.1)";
        element.style.color = "#fff";
        element.style.font = "normal 13px sans-serif";
        element.style.textAlign = "center";
        element.style.opacity = "0.5";
        element.style.outline = "none";
        element.style.zIndex = "999";
      }
      if ("xr" in navigator) {
        stylizeElement(button);
        button.id = "VRButton";
        button.style.display = "none";
        navigator.xr.isSessionSupported("immersive-vr").then((supported) => {
          supported ? showEnterVR() : showWebXRNotFound();
          if (supported && _VRButton.xrSessionIsGranted) {
            button.click();
          }
        });
        return button;
      } else {
        const message = document.createElement("a");
        if (window.isSecureContext === false) {
          message.href = document.location.href.replace(/^http:/, "https:");
          message.innerHTML = "WEBXR NEEDS HTTPS";
        } else {
          message.href = "https://immersiveweb.dev/";
          message.innerHTML = "WEBXR NOT AVAILABLE";
        }
        message.style.left = "calc(50% - 90px)";
        message.style.width = "180px";
        message.style.textDecoration = "none";
        stylizeElement(message);
        return message;
      }
    }
    static registerSessionGrantedListener() {
      if (typeof navigator !== "undefined" && "xr" in navigator) {
        navigator.xr.addEventListener("sessiongranted", () => {
          _VRButton.xrSessionIsGranted = true;
        });
      }
    }
  };
  let VRButton2 = _VRButton;
  __publicField(VRButton2, "xrSessionIsGranted", false);
  VRButton2.registerSessionGrantedListener();
  return VRButton2;
})();
exports.VRButton = VRButton;
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