Adding float-no-zero branch hosted build

float-no-zero/closure-library/closure/goog/positioning/clientposition.js

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+// Copyright 2006 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Client positioning class.
+ *
+ */
+
+goog.provide('goog.positioning.ClientPosition');
+
+goog.require('goog.asserts');
+goog.require('goog.math.Box');
+goog.require('goog.math.Coordinate');
+goog.require('goog.math.Size');
+goog.require('goog.positioning');
+goog.require('goog.positioning.AbstractPosition');
+goog.require('goog.style');
+
+
+
+/**
+ * Encapsulates a popup position where the popup is positioned relative to the
+ * window (client) coordinates. This calculates the correct position to
+ * use even if the element is relatively positioned to some other element. This
+ * is for trying to position an element at the spot of the mouse cursor in
+ * a MOUSEMOVE event. Just use the event.clientX and event.clientY as the
+ * parameters.
+ *
+ * @param {number|goog.math.Coordinate} arg1 Left position or coordinate.
+ * @param {number=} opt_arg2 Top position.
+ * @constructor
+ * @extends {goog.positioning.AbstractPosition}
+ */
+goog.positioning.ClientPosition = function(arg1, opt_arg2) {
+  /**
+   * Coordinate to position popup at.
+   * @type {goog.math.Coordinate}
+   */
+  this.coordinate = arg1 instanceof goog.math.Coordinate ? arg1 :
+      new goog.math.Coordinate(/** @type {number} */ (arg1), opt_arg2);
+};
+goog.inherits(goog.positioning.ClientPosition,
+              goog.positioning.AbstractPosition);
+
+
+/**
+ * Repositions the popup according to the current state
+ *
+ * @param {Element} movableElement The DOM element of the popup.
+ * @param {goog.positioning.Corner} movableElementCorner The corner of
+ *     the popup element that that should be positioned adjacent to
+ *     the anchorElement.  One of the goog.positioning.Corner
+ *     constants.
+ * @param {goog.math.Box=} opt_margin A margin specified in pixels.
+ * @param {goog.math.Size=} opt_preferredSize Preferred size of the element.
+ * @override
+ */
+goog.positioning.ClientPosition.prototype.reposition = function(
+    movableElement, movableElementCorner, opt_margin, opt_preferredSize) {
+  goog.asserts.assert(movableElement);
+
+  // Translates the coordinate to be relative to the page.
+  var viewportOffset = goog.style.getViewportPageOffset(
+      goog.dom.getOwnerDocument(movableElement));
+  var x = this.coordinate.x + viewportOffset.x;
+  var y = this.coordinate.y + viewportOffset.y;
+
+  // Translates the coordinate to be relative to the offset parent.
+  var movableParentTopLeft =
+      goog.positioning.getOffsetParentPageOffset(movableElement);
+  x -= movableParentTopLeft.x;
+  y -= movableParentTopLeft.y;
+
+  goog.positioning.positionAtCoordinate(
+      new goog.math.Coordinate(x, y), movableElement, movableElementCorner,
+      opt_margin, null, null, opt_preferredSize);
+};