main repo

node_modules/@radix-ui/rect/dist/index.mjs

@@ -0,0 +1,50 @@
+// packages/core/rect/src/observeElementRect.ts
+function observeElementRect(elementToObserve, callback) {
+  const observedData = observedElements.get(elementToObserve);
+  if (observedData === void 0) {
+    observedElements.set(elementToObserve, { rect: {}, callbacks: [callback] });
+    if (observedElements.size === 1) {
+      rafId = requestAnimationFrame(runLoop);
+    }
+  } else {
+    observedData.callbacks.push(callback);
+    callback(elementToObserve.getBoundingClientRect());
+  }
+  return () => {
+    const observedData2 = observedElements.get(elementToObserve);
+    if (observedData2 === void 0) return;
+    const index = observedData2.callbacks.indexOf(callback);
+    if (index > -1) {
+      observedData2.callbacks.splice(index, 1);
+    }
+    if (observedData2.callbacks.length === 0) {
+      observedElements.delete(elementToObserve);
+      if (observedElements.size === 0) {
+        cancelAnimationFrame(rafId);
+      }
+    }
+  };
+}
+var rafId;
+var observedElements = /* @__PURE__ */ new Map();
+function runLoop() {
+  const changedRectsData = [];
+  observedElements.forEach((data, element) => {
+    const newRect = element.getBoundingClientRect();
+    if (!rectEquals(data.rect, newRect)) {
+      data.rect = newRect;
+      changedRectsData.push(data);
+    }
+  });
+  changedRectsData.forEach((data) => {
+    data.callbacks.forEach((callback) => callback(data.rect));
+  });
+  rafId = requestAnimationFrame(runLoop);
+}
+function rectEquals(rect1, rect2) {
+  return rect1.width === rect2.width && rect1.height === rect2.height && rect1.top === rect2.top && rect1.right === rect2.right && rect1.bottom === rect2.bottom && rect1.left === rect2.left;
+}
+export {
+  observeElementRect
+};
+//# sourceMappingURL=index.mjs.map