main repo

node_modules/recharts/lib/util/calculateViewBox.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.calculateViewBox = void 0;
+var _memoize = _interopRequireDefault(require("lodash/memoize"));
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
+/**
+ * This is memoized because the viewBox is unlikely to change often
+ * - but because it is computed from offset, any change to it would re-render all children.
+ *
+ * And because we have many readers of the viewBox, and update it only rarely,
+ * then let's optimize with memoization.
+ */
+var calculateViewBox = exports.calculateViewBox = (0, _memoize["default"])(function (offset) {
+  return {
+    x: offset.left,
+    y: offset.top,
+    width: offset.width,
+    height: offset.height
+  };
+}, function (offset) {
+  return ['l', offset.left, 't', offset.top, 'w', offset.width, 'h', offset.height].join('');
+});