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-rw-r--r--contexts/data/lib/closure-library/closure/goog/graphics/paths.js86
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diff --git a/contexts/data/lib/closure-library/closure/goog/graphics/paths.js b/contexts/data/lib/closure-library/closure/goog/graphics/paths.js
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--- a/contexts/data/lib/closure-library/closure/goog/graphics/paths.js
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@@ -1,86 +0,0 @@
-// Copyright 2010 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 Factories for common path types.
- * @author nicksantos@google.com (Nick Santos)
- */
-
-
-goog.provide('goog.graphics.paths');
-
-goog.require('goog.graphics.Path');
-goog.require('goog.math.Coordinate');
-
-
-/**
- * Defines a regular n-gon by specifing the center, a vertex, and the total
- * number of vertices.
- * @param {goog.math.Coordinate} center The center point.
- * @param {goog.math.Coordinate} vertex The vertex, which implicitly defines
- * a radius as well.
- * @param {number} n The number of vertices.
- * @return {!goog.graphics.Path} The path.
- */
-goog.graphics.paths.createRegularNGon = function(center, vertex, n) {
- var path = new goog.graphics.Path();
- path.moveTo(vertex.x, vertex.y);
-
- var startAngle = Math.atan2(vertex.y - center.y, vertex.x - center.x);
- var radius = goog.math.Coordinate.distance(center, vertex);
- for (var i = 1; i < n; i++) {
- var angle = startAngle + 2 * Math.PI * (i / n);
- path.lineTo(center.x + radius * Math.cos(angle),
- center.y + radius * Math.sin(angle));
- }
- path.close();
- return path;
-};
-
-
-/**
- * Defines an arrow.
- * @param {goog.math.Coordinate} a Point A.
- * @param {goog.math.Coordinate} b Point B.
- * @param {?number} aHead The size of the arrow head at point A.
- * 0 omits the head.
- * @param {?number} bHead The size of the arrow head at point B.
- * 0 omits the head.
- * @return {!goog.graphics.Path} The path.
- */
-goog.graphics.paths.createArrow = function(a, b, aHead, bHead) {
- var path = new goog.graphics.Path();
- path.moveTo(a.x, a.y);
- path.lineTo(b.x, b.y);
-
- var angle = Math.atan2(b.y - a.y, b.x - a.x);
- if (aHead) {
- path.appendPath(
- goog.graphics.paths.createRegularNGon(
- new goog.math.Coordinate(
- a.x + aHead * Math.cos(angle),
- a.y + aHead * Math.sin(angle)),
- a, 3));
- }
- if (bHead) {
- path.appendPath(
- goog.graphics.paths.createRegularNGon(
- new goog.math.Coordinate(
- b.x + bHead * Math.cos(angle + Math.PI),
- b.y + bHead * Math.sin(angle + Math.PI)),
- b, 3));
- }
- return path;
-};