From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 browser/extensions/screenshots/selector/util.js | 124 ++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 browser/extensions/screenshots/selector/util.js

(limited to 'browser/extensions/screenshots/selector/util.js')

diff --git a/browser/extensions/screenshots/selector/util.js b/browser/extensions/screenshots/selector/util.js
new file mode 100644
index 0000000000..31366d3047
--- /dev/null
+++ b/browser/extensions/screenshots/selector/util.js
@@ -0,0 +1,124 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+this.util = (function () {
+  // eslint-disable-line no-unused-vars
+  const exports = {};
+
+  /** Removes a node from its document, if it's a node and the node is attached to a parent */
+  exports.removeNode = function (el) {
+    if (el && el.parentNode) {
+      el.remove();
+    }
+  };
+
+  /** Truncates the X coordinate to the document size */
+  exports.truncateX = function (x) {
+    const max = Math.max(
+      document.documentElement.clientWidth,
+      document.body.clientWidth,
+      document.documentElement.scrollWidth,
+      document.body.scrollWidth
+    );
+    if (x < 0) {
+      return 0;
+    } else if (x > max) {
+      return max;
+    }
+    return x;
+  };
+
+  /** Truncates the Y coordinate to the document size */
+  exports.truncateY = function (y) {
+    const max = Math.max(
+      document.documentElement.clientHeight,
+      document.body.clientHeight,
+      document.documentElement.scrollHeight,
+      document.body.scrollHeight
+    );
+    if (y < 0) {
+      return 0;
+    } else if (y > max) {
+      return max;
+    }
+    return y;
+  };
+
+  // Pixels of wiggle the captured region gets in captureSelectedText:
+  const CAPTURE_WIGGLE = 10;
+  const ELEMENT_NODE = document.ELEMENT_NODE;
+
+  exports.captureEnclosedText = function (box) {
+    const scrollX = window.scrollX;
+    const scrollY = window.scrollY;
+    const text = [];
+    function traverse(el) {
+      let elBox = el.getBoundingClientRect();
+      elBox = {
+        top: elBox.top + scrollY,
+        bottom: elBox.bottom + scrollY,
+        left: elBox.left + scrollX,
+        right: elBox.right + scrollX,
+      };
+      if (
+        elBox.bottom < box.top ||
+        elBox.top > box.bottom ||
+        elBox.right < box.left ||
+        elBox.left > box.right
+      ) {
+        // Totally outside of the box
+        return;
+      }
+      if (
+        elBox.bottom > box.bottom + CAPTURE_WIGGLE ||
+        elBox.top < box.top - CAPTURE_WIGGLE ||
+        elBox.right > box.right + CAPTURE_WIGGLE ||
+        elBox.left < box.left - CAPTURE_WIGGLE
+      ) {
+        // Partially outside the box
+        for (let i = 0; i < el.childNodes.length; i++) {
+          const child = el.childNodes[i];
+          if (child.nodeType === ELEMENT_NODE) {
+            traverse(child);
+          }
+        }
+        return;
+      }
+      addText(el);
+    }
+    function addText(el) {
+      let t;
+      if (el.tagName === "IMG") {
+        t = el.getAttribute("alt") || el.getAttribute("title");
+      } else if (el.tagName === "A") {
+        t = el.innerText;
+        if (
+          el.getAttribute("href") &&
+          !el.getAttribute("href").startsWith("#")
+        ) {
+          t += " (" + el.href + ")";
+        }
+      } else {
+        t = el.innerText;
+      }
+      if (t) {
+        text.push(t);
+      }
+    }
+    traverse(document.body);
+    if (text.length) {
+      let result = text.join("\n");
+      result = result.replace(/^\s+/, "");
+      result = result.replace(/\s+$/, "");
+      result = result.replace(/[ \t]+\n/g, "\n");
+      return result;
+    }
+    return null;
+  };
+
+  return exports;
+})();
+null;
-- 
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