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73 lines
1.7 KiB
JavaScript
73 lines
1.7 KiB
JavaScript
/**
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* @license
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* Visual Blocks Editor
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*
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* Copyright 2019 Google Inc.
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* https://developers.google.com/blockly/
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @fileoverview Utility methods for size calculation.
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* These methods are not specific to Blockly, and could be factored out into
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* a JavaScript framework such as Closure.
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* @author samelh@google.com (Sam El-Husseini)
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*/
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'use strict';
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/**
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* @name Blockly.utils.Size
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* @namespace
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*/
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goog.provide('Blockly.utils.Size');
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/**
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* Class for representing sizes consisting of a width and height.
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* @param {number} width Width.
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* @param {number} height Height.
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* @struct
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* @constructor
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*/
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Blockly.utils.Size = function(width, height) {
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/**
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* Width
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* @type {number}
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*/
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this.width = width;
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/**
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* Height
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* @type {number}
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*/
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this.height = height;
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};
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/**
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* Compares sizes for equality.
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* @param {Blockly.utils.Size} a A Size.
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* @param {Blockly.utils.Size} b A Size.
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* @return {boolean} True iff the sizes have equal widths and equal
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* heights, or if both are null.
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*/
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Blockly.utils.Size.equals = function(a, b) {
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if (a == b) {
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return true;
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}
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if (!a || !b) {
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return false;
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}
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return a.width == b.width && a.height == b.height;
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};
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