mirror of
https://github.com/photonstorm/phaser
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108 lines
3.3 KiB
JavaScript
108 lines
3.3 KiB
JavaScript
/**
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* @author Mat Groves http://matgroves.com/
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* @author Richard Davey <rich@photonstorm.com>
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* @copyright 2016 Photon Storm Ltd.
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* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
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*/
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/**
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* The Rounded Rectangle object is an area defined by its position and has nice rounded corners,
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* as indicated by its top-left corner point (x, y) and by its width and its height.
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*
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* @class Phaser.RoundedRectangle
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* @constructor
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* @param {number} [x=0] - The x coordinate of the top-left corner of the Rectangle.
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* @param {number} [y=0] - The y coordinate of the top-left corner of the Rectangle.
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* @param {number} [width=0] - The width of the Rectangle. Should always be either zero or a positive value.
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* @param {number} [height=0] - The height of the Rectangle. Should always be either zero or a positive value.
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* @param {number} [radius=20] - Controls the radius of the rounded corners.
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*/
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Phaser.RoundedRectangle = function(x, y, width, height, radius)
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{
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if (x === undefined) { x = 0; }
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if (y === undefined) { y = 0; }
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if (width === undefined) { width = 0; }
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if (height === undefined) { height = 0; }
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if (radius === undefined) { radius = 20; }
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/**
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* @property {number} x - The x coordinate of the top-left corner of the Rectangle.
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*/
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this.x = x;
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/**
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* @property {number} y - The y coordinate of the top-left corner of the Rectangle.
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*/
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this.y = y;
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/**
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* @property {number} width - The width of the Rectangle. This value should never be set to a negative.
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*/
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this.width = width;
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/**
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* @property {number} height - The height of the Rectangle. This value should never be set to a negative.
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*/
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this.height = height;
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/**
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* @property {number} radius - The radius of the rounded corners.
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*/
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this.radius = radius || 20;
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/**
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* @property {number} type - The const type of this object.
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* @readonly
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*/
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this.type = Phaser.ROUNDEDRECTANGLE;
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};
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Phaser.RoundedRectangle.prototype.constructor = Phaser.RoundedRectangle;
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Phaser.RoundedRectangle.prototype = {
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/**
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* Returns a new RoundedRectangle object with the same values for the x, y, width, height and
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* radius properties as this RoundedRectangle object.
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*
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* @method Phaser.RoundedRectangle#clone
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* @return {Phaser.RoundedRectangle}
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*/
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clone: function () {
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return new Phaser.RoundedRectangle(this.x, this.y, this.width, this.height, this.radius);
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},
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/**
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* Determines whether the specified coordinates are contained within the region defined by this Rounded Rectangle object.
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*
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* @method Phaser.RoundedRectangle#contains
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* @param {number} x - The x coordinate of the point to test.
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* @param {number} y - The y coordinate of the point to test.
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* @return {boolean} A value of true if the RoundedRectangle Rectangle object contains the specified point; otherwise false.
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*/
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contains: function (x, y) {
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if (this.width <= 0 || this.height <= 0)
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{
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return false;
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}
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var x1 = this.x;
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if (x >= x1 && x <= x1 + this.width)
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{
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var y1 = this.y;
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if (y >= y1 && y <= y1 + this.height)
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{
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return true;
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}
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}
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return false;
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}
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};
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