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9d8eeb30f6
* refactor: convert utils/coordinate.js to ES6 class * refactor: convert utils/rect.js to ES6 class * refactor: convert utils/size.js to ES6 class * refactor: convert block_drag_surface.js to ES6 class * refactor: convert block_dragger.js to ES6 class * refactor: convert bubble_dragger.js to ES6 class * chore: declare bubble property in the constructor * refactor: convert bubble.js to ES6 class * chore: clang-format * chore(lint): lint and format
76 lines
1.9 KiB
JavaScript
76 lines
1.9 KiB
JavaScript
/**
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* @license
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* Copyright 2019 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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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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*/
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'use strict';
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/**
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* 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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* @class
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*/
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goog.module('Blockly.utils.Rect');
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/**
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* Class for representing rectangular regions.
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*/
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const Rect = class {
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/**
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* @param {number} top Top.
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* @param {number} bottom Bottom.
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* @param {number} left Left.
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* @param {number} right Right.
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* @struct
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* @alias Blockly.utils.Rect
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*/
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constructor(top, bottom, left, right) {
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/** @type {number} */
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this.top = top;
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/** @type {number} */
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this.bottom = bottom;
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/** @type {number} */
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this.left = left;
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/** @type {number} */
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this.right = right;
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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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contains(x, y) {
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return x >= this.left && x <= this.right && y >= this.top &&
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y <= this.bottom;
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}
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/**
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* Tests whether this rectangle intersects the provided rectangle.
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* Assumes that the coordinate system increases going down and left.
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* @param {!Rect} other The other rectangle to check for
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* intersection with.
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* @return {boolean} Whether this rectangle intersects the provided rectangle.
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*/
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intersects(other) {
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return !(
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this.left > other.right || this.right < other.left ||
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this.top > other.bottom || this.bottom < other.top);
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}
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};
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exports.Rect = Rect;
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