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Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/math/range.js')
-rw-r--r-- | contexts/data/lib/closure-library/closure/goog/math/range.js | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/math/range.js b/contexts/data/lib/closure-library/closure/goog/math/range.js deleted file mode 100644 index 44fe791..0000000 --- a/contexts/data/lib/closure-library/closure/goog/math/range.js +++ /dev/null @@ -1,144 +0,0 @@ -// 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 A utility class for representing a numeric range. - */ - - -goog.provide('goog.math.Range'); - - - -/** - * A number range. - * @param {number} a One end of the range. - * @param {number} b The other end of the range. - * @constructor - */ -goog.math.Range = function(a, b) { - /** - * The lowest value in the range. - * @type {number} - */ - this.start = a < b ? a : b; - - /** - * The highest value in the range. - * @type {number} - */ - this.end = a < b ? b : a; -}; - - -/** - * @return {!goog.math.Range} A clone of this Range. - */ -goog.math.Range.prototype.clone = function() { - return new goog.math.Range(this.start, this.end); -}; - - -if (goog.DEBUG) { - /** - * Returns a string representing the range. - * @return {string} In the form [-3.5, 8.13]. - * @override - */ - goog.math.Range.prototype.toString = function() { - return '[' + this.start + ', ' + this.end + ']'; - }; -} - - -/** - * Compares ranges for equality. - * @param {goog.math.Range} a A Range. - * @param {goog.math.Range} b A Range. - * @return {boolean} True iff both the starts and the ends of the ranges are - * equal, or if both ranges are null. - */ -goog.math.Range.equals = function(a, b) { - if (a == b) { - return true; - } - if (!a || !b) { - return false; - } - return a.start == b.start && a.end == b.end; -}; - - -/** - * Given two ranges on the same dimension, this method returns the intersection - * of those ranges. - * @param {goog.math.Range} a A Range. - * @param {goog.math.Range} b A Range. - * @return {goog.math.Range} A new Range representing the intersection of two - * ranges, or null if there is no intersection. Ranges are assumed to - * include their end points, and the intersection can be a point. - */ -goog.math.Range.intersection = function(a, b) { - var c0 = Math.max(a.start, b.start); - var c1 = Math.min(a.end, b.end); - return (c0 <= c1) ? new goog.math.Range(c0, c1) : null; -}; - - -/** - * Given two ranges on the same dimension, determines whether they intersect. - * @param {goog.math.Range} a A Range. - * @param {goog.math.Range} b A Range. - * @return {boolean} Whether they intersect. - */ -goog.math.Range.hasIntersection = function(a, b) { - return Math.max(a.start, b.start) <= Math.min(a.end, b.end); -}; - - -/** - * Given two ranges on the same dimension, this returns a range that covers - * both ranges. - * @param {goog.math.Range} a A Range. - * @param {goog.math.Range} b A Range. - * @return {!goog.math.Range} A new Range representing the bounding - * range. - */ -goog.math.Range.boundingRange = function(a, b) { - return new goog.math.Range(Math.min(a.start, b.start), - Math.max(a.end, b.end)); -}; - - -/** - * Given two ranges, returns true if the first range completely overlaps the - * second. - * @param {goog.math.Range} a The first Range. - * @param {goog.math.Range} b The second Range. - * @return {boolean} True if b is contained inside a, false otherwise. - */ -goog.math.Range.contains = function(a, b) { - return a.start <= b.start && a.end >= b.end; -}; - - -/** - * Given a range and a point, returns true if the range contains the point. - * @param {goog.math.Range} range The range. - * @param {number} p The point. - * @return {boolean} True if p is contained inside range, false otherwise. - */ -goog.math.Range.containsPoint = function(range, p) { - return range.start <= p && range.end >= p; -}; |