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70 lines
1.8 KiB
JavaScript
70 lines
1.8 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 rectangle manipulation.
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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 fraser@google.com (Neil Fraser)
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*/
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'use strict';
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/**
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* @name Blockly.utils.Rect
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* @namespace
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*/
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goog.provide('Blockly.utils.Rect');
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/**
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* Class for representing rectangular regions.
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* @param {number} x Left.
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* @param {number} y Top.
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* @param {number} w Width.
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* @param {number} h Height.
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* @struct
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* @constructor
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*/
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Blockly.utils.Rect = function(x, y, w, h) {
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/** @type {number} */
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this.left = x;
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/** @type {number} */
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this.top = y;
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/** @type {number} */
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this.width = w;
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/** @type {number} */
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this.height = h;
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};
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/**
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* Tests whether this rectangle contains a x/y coordinate.
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*
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* @param {number} x The x coordinate to test for containment.
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* @param {number} y The y coordinate to test for containment.
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* @return {boolean} Whether this rectangle contains given coordinate.
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*/
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Blockly.utils.Rect.prototype.contains = function(x, y) {
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return x >= this.left && x <= this.left + this.width &&
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y >= this.top && y <= this.top + this.height;
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};
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