mirror of
https://github.com/photonstorm/phaser
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607ce3a9bb
There is no deleteTexture on this.renderer when running on canvas. Destroying tilesprite (scene shutting down) would throw error.
294 lines
8.5 KiB
JavaScript
294 lines
8.5 KiB
JavaScript
/**
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* @author Richard Davey <rich@photonstorm.com>
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* @copyright 2018 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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var CanvasPool = require('../../display/canvas/CanvasPool');
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var Class = require('../../utils/Class');
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var Components = require('../components');
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var CONST = require('../../const');
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var GameObject = require('../GameObject');
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var GetPowerOfTwo = require('../../math/pow2/GetPowerOfTwo');
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var TileSpriteRender = require('./TileSpriteRender');
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/**
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* @classdesc
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* [description]
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*
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* @class TileSprite
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* @extends Phaser.GameObjects.GameObject
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* @memberOf Phaser.GameObjects
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* @constructor
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* @since 3.0.0
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*
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* @extends Phaser.GameObjects.Components.Alpha
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* @extends Phaser.GameObjects.Components.BlendMode
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* @extends Phaser.GameObjects.Components.Depth
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* @extends Phaser.GameObjects.Components.Flip
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* @extends Phaser.GameObjects.Components.GetBounds
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* @extends Phaser.GameObjects.Components.Origin
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* @extends Phaser.GameObjects.Components.Pipeline
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* @extends Phaser.GameObjects.Components.ScaleMode
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* @extends Phaser.GameObjects.Components.ScrollFactor
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* @extends Phaser.GameObjects.Components.Size
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* @extends Phaser.GameObjects.Components.Texture
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* @extends Phaser.GameObjects.Components.Tint
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* @extends Phaser.GameObjects.Components.Transform
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* @extends Phaser.GameObjects.Components.Visible
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*
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* @param {Phaser.Scene} scene - The Scene to which this Game Object belongs. A Game Object can only belong to one Scene at a time.
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* @param {number} x - The horizontal position of this Game Object in the world.
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* @param {number} y - The vertical position of this Game Object in the world.
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* @param {number} width - The width of the Game Object.
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* @param {number} height - The height of the Game Object.
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* @param {string} texture - The key of the Texture this Game Object will use to render with, as stored in the Texture Manager.
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* @param {(string|integer)} [frame] - An optional frame from the Texture this Game Object is rendering with.
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*/
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var TileSprite = new Class({
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Extends: GameObject,
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Mixins: [
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Components.Alpha,
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Components.BlendMode,
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Components.Depth,
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Components.Flip,
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Components.GetBounds,
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Components.Origin,
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Components.Pipeline,
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Components.ScaleMode,
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Components.ScrollFactor,
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Components.Size,
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Components.Texture,
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Components.Tint,
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Components.Transform,
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Components.Visible,
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TileSpriteRender
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],
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initialize:
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function TileSprite (scene, x, y, width, height, texture, frame)
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{
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var renderer = scene.sys.game.renderer;
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GameObject.call(this, scene, 'TileSprite');
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#tilePositionX
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* @type {number}
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* @default 0
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* @since 3.0.0
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*/
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this.tilePositionX = 0;
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#tilePositionY
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* @type {number}
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* @default 0
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* @since 3.0.0
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*/
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this.tilePositionY = 0;
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#dirty
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* @type {boolean}
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* @default true
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* @since 3.0.0
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*/
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this.dirty = true;
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#tileTexture
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* @type {?WebGLTexture}
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* @default null
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* @since 3.0.0
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*/
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this.tileTexture = null;
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#renderer
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* @type {(Phaser.Renderer.Canvas.CanvasRenderer|Phaser.Renderer.WebGL.WebGLRenderer)}
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* @since 3.0.0
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*/
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this.renderer = renderer;
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this.setTexture(texture, frame);
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this.setPosition(x, y);
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this.setSize(width, height);
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this.setOriginFromFrame();
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this.initPipeline('TextureTintPipeline');
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/**
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* The next power of two value from the width of the Frame.
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*
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* @name Phaser.GameObjects.TileSprite#potWidth
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* @type {integer}
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* @since 3.0.0
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*/
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this.potWidth = GetPowerOfTwo(this.frame.width);
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/**
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* The next power of two value from the height of the Frame.
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*
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* @name Phaser.GameObjects.TileSprite#potHeight
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* @type {integer}
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* @since 3.0.0
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*/
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this.potHeight = GetPowerOfTwo(this.frame.height);
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#canvasPattern
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* @type {?CanvasPattern}
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* @default null
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* @since 3.0.0
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*/
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this.canvasPattern = null;
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#canvasBuffer
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* @type {HTMLCanvasElement}
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* @since 3.0.0
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*/
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this.canvasBuffer = CanvasPool.create2D(this, this.potWidth, this.potHeight);
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/**
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* [description]
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*
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* @name Phaser.GameObjects.TileSprite#canvasBufferCtx
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* @type {CanvasRenderingContext2D}
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* @since 3.0.0
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*/
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this.canvasBufferCtx = this.canvasBuffer.getContext('2d');
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this.oldFrame = null;
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this.updateTileTexture();
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if (scene.sys.game.config.renderType === CONST.WEBGL)
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{
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scene.sys.game.renderer.onContextRestored(function (renderer)
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{
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var gl = renderer.gl;
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this.tileTexture = null;
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this.dirty = true;
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this.tileTexture = renderer.createTexture2D(0, gl.LINEAR, gl.LINEAR, gl.REPEAT, gl.REPEAT, gl.RGBA, this.canvasBuffer, this.potWidth, this.potHeight);
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}, this);
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}
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},
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/**
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* Sets {@link Phaser.GameObjects.TileSprite#tilePositionX} and {@link Phaser.GameObjects.TileSprite#tilePositionY}.
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*
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* @method Phaser.GameObjects.TileSprite#setTilePosition
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* @since 3.3.0
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*
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* @param {number} [x] - The x position of this sprite's tiling texture.
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* @param {number} [y] - The y position of this sprite's tiling texture.
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*
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* @return {Phaser.GameObjects.TileSprite} This Tile Sprite instance.
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*/
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setTilePosition: function (x, y)
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{
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if (x !== undefined)
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{
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this.tilePositionX = x;
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}
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if (y !== undefined)
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{
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this.tilePositionY = y;
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}
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return this;
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},
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/**
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* [description]
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*
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* @method Phaser.GameObjects.TileSprite#updateTileTexture
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* @since 3.0.0
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*/
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updateTileTexture: function ()
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{
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if (!this.dirty && this.oldFrame === this.frame)
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{
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return;
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}
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this.oldFrame = this.frame;
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this.canvasBufferCtx.clearRect(0, 0, this.canvasBuffer.width, this.canvasBuffer.height);
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if (this.renderer.gl)
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{
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this.canvasBufferCtx.drawImage(
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this.frame.source.image,
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this.frame.cutX, this.frame.cutY,
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this.frame.cutWidth, this.frame.cutHeight,
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0, 0,
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this.potWidth, this.potHeight
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);
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this.tileTexture = this.renderer.canvasToTexture(this.canvasBuffer, this.tileTexture, (this.tileTexture === null), this.scaleMode);
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}
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else
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{
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this.canvasBuffer.width = this.frame.cutWidth;
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this.canvasBuffer.height = this.frame.cutHeight;
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this.canvasBufferCtx.drawImage(
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this.frame.source.image,
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this.frame.cutX, this.frame.cutY,
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this.frame.cutWidth, this.frame.cutHeight,
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0, 0,
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this.frame.cutWidth, this.frame.cutHeight
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);
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this.canvasPattern = this.canvasBufferCtx.createPattern(this.canvasBuffer, 'repeat');
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}
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this.dirty = false;
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},
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/**
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* [description]
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*
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* @method Phaser.GameObjects.TileSprite#destroy
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* @since 3.0.0
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*/
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destroy: function ()
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{
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if (this.renderer.gl)
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{
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this.renderer.deleteTexture(this.tileTexture);
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}
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CanvasPool.remove(this.canvasBuffer);
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this.canvasPattern = null;
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this.canvasBufferCtx = null;
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this.canvasBuffer = null;
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this.renderer = null;
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this.visible = false;
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}
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});
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module.exports = TileSprite;
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