Initial commit

wwwroot/lib/popper.js/esm/dom-utils/getViewportRect.js

@@ -0,0 +1,31 @@
+import getWindow from "./getWindow.js";
+import getDocumentElement from "./getDocumentElement.js";
+import getWindowScrollBarX from "./getWindowScrollBarX.js";
+import isLayoutViewport from "./isLayoutViewport.js";
+export default function getViewportRect(element, strategy) {
+  var win = getWindow(element);
+  var html = getDocumentElement(element);
+  var visualViewport = win.visualViewport;
+  var width = html.clientWidth;
+  var height = html.clientHeight;
+  var x = 0;
+  var y = 0;
+
+  if (visualViewport) {
+    width = visualViewport.width;
+    height = visualViewport.height;
+    var layoutViewport = isLayoutViewport();
+
+    if (layoutViewport || !layoutViewport && strategy === 'fixed') {
+      x = visualViewport.offsetLeft;
+      y = visualViewport.offsetTop;
+    }
+  }
+
+  return {
+    width: width,
+    height: height,
+    x: x + getWindowScrollBarX(element),
+    y: y
+  };
+}