var BlendModes = require('../../renderer/BlendModes'); 
var Camera = require('../../cameras/2d/BaseCamera'); 
var CanvasPool = require('../../display/canvas/CanvasPool'); 
var Class = require('../../utils/Class'); 
var Components = require('../components'); 
var CONST = require('../../const'); 
var Frame = require('../../textures/Frame'); 
var GameObject = require('../GameObject'); 
var Render = require('./RenderTextureRender'); 
var Utils = require('../../renderer/webgl/Utils'); 
var UUID = require('../../utils/string/UUID'); 
var RenderTexture = new Class({ 
Extends: GameObject,
Mixins: [Components.Alpha, Components.BlendMode, Components.ComputedSize, Components.Crop, Components.Depth, Components.Flip, Components.GetBounds, Components.Mask, Components.Origin, Components.Pipeline, Components.ScaleMode, Components.ScrollFactor, Components.Tint, Components.Transform, Components.Visible, Render] ,
initialize: function RenderTexture(scene, x, y, width, height){ 
if (x === undefined) { 
x = 0; 
} 
if (y === undefined) { 
y = 0; 
} 
if (width === undefined) { 
width = 32; 
} 
if (height === undefined) { 
height = 32; 
} 
GameObject.call(this, scene, 'RenderTexture'); 
this.renderer = scene.sys.game.renderer; 
this.textureManager = scene.sys.textures; 
this.globalTint = 16777215; 
this.globalAlpha = 1; 
this.canvas = CanvasPool.create2D(this, width, height); 
this.context = this.canvas.getContext('2d'); 
this.framebuffer = null ; 
this._crop = this.resetCropObject(); 
this.texture = scene.sys.textures.addCanvas(UUID(), this.canvas); 
this.frame = this.texture.get(); 
this._saved = false ; 
this._eraseMode = false ; 
this.camera = new Camera(0, 0, width, height); 
this.dirty = false ; 
this.gl = null ; 
var renderer = this.renderer; 
if (renderer.type === CONST.WEBGL) { 
var gl = renderer.gl; 
this.gl = gl; 
this.drawGameObject = this.batchGameObjectWebGL; 
this.framebuffer = renderer.createFramebuffer(width, height, this.frame.source.glTexture, false ); 
} 
 else if (renderer.type === CONST.CANVAS) { 
this.drawGameObject = this.batchGameObjectCanvas; 
} 
this.camera.setScene(scene); 
this.setPosition(x, y); 
this.setSize(width, height); 
this.setOrigin(0, 0); 
this.initPipeline(); 
} 
,
setSize: function (width, height){ 
return this.resize(width, height); 
} 
,
resize: function (width, height){ 
if (height === undefined) { 
height = width; 
} 
if (width !== this.width || height !== this.height) { 
this.canvas.width = width; 
this.canvas.height = height; 
if (this.gl) { 
var gl = this.gl; 
this.renderer.deleteTexture(this.frame.source.glTexture); 
this.renderer.deleteFramebuffer(this.framebuffer); 
this.frame.source.glTexture = this.renderer.createTexture2D(0, gl.NEAREST, gl.NEAREST, gl.CLAMP_TO_EDGE, gl.CLAMP_TO_EDGE, gl.RGBA, null , width, height, false ); 
this.framebuffer = this.renderer.createFramebuffer(width, height, this.frame.source.glTexture, false ); 
this.frame.glTexture = this.frame.source.glTexture; 
} 
this.frame.source.width = width; 
this.frame.source.height = height; 
this.camera.setSize(width, height); 
this.frame.setSize(width, height); 
this.width = width; 
this.height = height; 
} 
return this; 
} 
,
setGlobalTint: function (tint){ 
this.globalTint = tint; 
return this; 
} 
,
setGlobalAlpha: function (alpha){ 
this.globalAlpha = alpha; 
return this; 
} 
,
saveTexture: function (key){ 
this.textureManager.renameTexture(this.texture.key, key); 
this._saved = true ; 
return this.texture; 
} 
,
fill: function (rgb, alpha){ 
if (alpha === undefined) { 
alpha = 1; 
} 
var r = ((rgb >> 16) | 0) & 255; 
var g = ((rgb >> 8) | 0) & 255; 
var b = (rgb | 0) & 255; 
var gl = this.gl; 
if (gl) { 
var renderer = this.renderer; 
var bounds = this.getBounds(); 
renderer.setFramebuffer(this.framebuffer, true ); 
this.pipeline.drawFillRect(bounds.x, bounds.y, bounds.right, bounds.bottom, Utils.getTintFromFloats(r / 255, g / 255, b / 255, 1), alpha); 
renderer.setFramebuffer(null , true ); 
} 
 else { 
this.context.fillStyle = 'rgba(' + r + ',' + g + ',' + b + ',' + alpha + ')'; 
this.context.fillRect(0, 0, this.canvas.width, this.canvas.height); 
} 
return this; 
} 
,
clear: function (){ 
if (this.dirty) { 
var gl = this.gl; 
if (gl) { 
var renderer = this.renderer; 
renderer.setFramebuffer(this.framebuffer, true ); 
gl.clearColor(0, 0, 0, 0); 
_AN_Call_clear('clear', gl, gl.COLOR_BUFFER_BIT); 
renderer.setFramebuffer(null , true ); 
} 
 else { 
var ctx = this.context; 
ctx.save(); 
ctx.setTransform(1, 0, 0, 1, 0, 0); 
ctx.clearRect(0, 0, this.canvas.width, this.canvas.height); 
ctx.restore(); 
} 
this.dirty = false ; 
} 
return this; 
} 
,
erase: function (entries, x, y){ 
this._eraseMode = true ; 
var blendMode = this.renderer.currentBlendMode; 
this.renderer.setBlendMode(BlendModes.ERASE); 
this.draw(entries, x, y, 1, 16777215); 
this.renderer.setBlendMode(blendMode); 
this._eraseMode = false ; 
return this; 
} 
,
draw: function (entries, x, y, alpha, tint){ 
if (alpha === undefined) { 
alpha = this.globalAlpha; 
} 
if (tint === undefined) { 
tint = (this.globalTint >> 16) + (this.globalTint & 65280) + ((this.globalTint & 255) << 16); 
} 
 else { 
tint = (tint >> 16) + (tint & 65280) + ((tint & 255) << 16); 
} 
if (!Array.isArray(entries)) { 
entries = [entries] ; 
} 
var gl = this.gl; 
this.camera.preRender(1, 1); 
if (gl) { 
var cx = this.camera._cx; 
var cy = this.camera._cy; 
var cw = this.camera._cw; 
var ch = this.camera._ch; 
this.renderer.setFramebuffer(this.framebuffer, false ); 
this.renderer.pushScissor(cx, cy, cw, ch, ch); 
var pipeline = this.pipeline; 
pipeline.projOrtho(0, this.width, 0, this.height, -1000, 1000); 
this.batchList(entries, x, y, alpha, tint); 
pipeline.flush(); 
this.renderer.setFramebuffer(null , false ); 
this.renderer.popScissor(); 
pipeline.projOrtho(0, pipeline.width, pipeline.height, 0, -1000, 1000); 
} 
 else { 
this.renderer.setContext(this.context); 
this.batchList(entries, x, y, alpha, tint); 
this.renderer.setContext(); 
} 
this.dirty = true ; 
return this; 
} 
,
drawFrame: function (key, frame, x, y, alpha, tint){ 
if (x === undefined) { 
x = 0; 
} 
if (y === undefined) { 
y = 0; 
} 
if (alpha === undefined) { 
alpha = this.globalAlpha; 
} 
if (tint === undefined) { 
tint = (this.globalTint >> 16) + (this.globalTint & 65280) + ((this.globalTint & 255) << 16); 
} 
 else { 
tint = (tint >> 16) + (tint & 65280) + ((tint & 255) << 16); 
} 
var gl = this.gl; 
var textureFrame = this.textureManager.getFrame(key, frame); 
if (textureFrame) { 
this.camera.preRender(1, 1); 
if (gl) { 
var cx = this.camera._cx; 
var cy = this.camera._cy; 
var cw = this.camera._cw; 
var ch = this.camera._ch; 
this.renderer.setFramebuffer(this.framebuffer, false ); 
this.renderer.pushScissor(cx, cy, cw, ch, ch); 
var pipeline = this.pipeline; 
pipeline.projOrtho(0, this.width, 0, this.height, -1000, 1000); 
pipeline.batchTextureFrame(textureFrame, x, y, tint, alpha, this.camera.matrix, null ); 
pipeline.flush(); 
this.renderer.setFramebuffer(null , false ); 
this.renderer.popScissor(); 
pipeline.projOrtho(0, pipeline.width, pipeline.height, 0, -1000, 1000); 
} 
 else { 
this.batchTextureFrame(textureFrame, x, y, alpha, tint); 
} 
this.dirty = true ; 
} 
return this; 
} 
,
batchList: function (children, x, y, alpha, tint){ 
for (var i = 0; 
i < (_AN_Read_length('length', children)); i++ ){ 
var entry = children[i]; 
if (!entry || entry === this) { 
continue ; 
} 
if (entry.renderWebGL || entry.renderCanvas) { 
this.drawGameObject(entry, x, y); 
} 
 else if (entry.isParent || entry.list) { 
this.batchGroup(entry.getChildren(), x, y); 
} 
 else if (typeof entry === 'string') { 
this.batchTextureFrameKey(entry, null , x, y, alpha, tint); 
} 
 else if (entry instanceof Frame) { 
this.batchTextureFrame(entry, x, y, alpha, tint); 
} 
 else if (Array.isArray(entry)) { 
this.batchList(entry, x, y, alpha, tint); 
} 
} 
} 
,
batchGroup: function (children, x, y){ 
if (x === undefined) { 
x = 0; 
} 
if (y === undefined) { 
y = 0; 
} 
for (var i = 0; 
i < (_AN_Read_length('length', children)); i++ ){ 
var entry = children[i]; 
if (entry.willRender()) { 
var tx = entry.x + x; 
var ty = entry.y + y; 
this.drawGameObject(entry, tx, ty); 
} 
} 
} 
,
batchGameObjectWebGL: function (gameObject, x, y){ 
if (x === undefined) { 
x = gameObject.x; 
} 
if (y === undefined) { 
y = gameObject.y; 
} 
var prevX = gameObject.x; 
var prevY = gameObject.y; 
if (!this._eraseMode) { 
this.renderer.setBlendMode(gameObject.blendMode); 
} 
gameObject.setPosition(x, y); 
gameObject.renderWebGL(this.renderer, gameObject, 0, this.camera, null ); 
gameObject.setPosition(prevX, prevY); 
} 
,
batchGameObjectCanvas: function (gameObject, x, y){ 
if (x === undefined) { 
x = gameObject.x; 
} 
if (y === undefined) { 
y = gameObject.y; 
} 
var prevX = gameObject.x; 
var prevY = gameObject.y; 
if (this._eraseMode) { 
var blendMode = gameObject.blendMode; 
gameObject.blendMode = BlendModes.ERASE; 
} 
gameObject.setPosition(x, y); 
gameObject.renderCanvas(this.renderer, gameObject, 0, this.camera, null ); 
gameObject.setPosition(prevX, prevY); 
if (this._eraseMode) { 
gameObject.blendMode = blendMode; 
} 
} 
,
batchTextureFrameKey: function (key, frame, x, y, alpha, tint){ 
var textureFrame = this.textureManager.getFrame(key, frame); 
if (textureFrame) { 
this.batchTextureFrame(textureFrame, x, y, alpha, tint); 
} 
} 
,
batchTextureFrame: function (textureFrame, x, y, alpha, tint){ 
if (x === undefined) { 
x = 0; 
} 
if (y === undefined) { 
y = 0; 
} 
if (this.gl) { 
this.pipeline.batchTextureFrame(textureFrame, x, y, tint, alpha, this.camera.matrix, null ); 
} 
 else { 
var ctx = this.context; 
var cd = textureFrame.canvasData; 
var source = textureFrame.source.image; 
var matrix = this.camera.matrix; 
ctx.globalAlpha = this.globalAlpha; 
ctx.setTransform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]); 
ctx.drawImage(source, cd.x, cd.y, cd.width, cd.height, x, y, cd.width, cd.height); 
} 
} 
,
preDestroy: function (){ 
if (!this._saved) { 
CanvasPool.remove(this.canvas); 
if (this.gl) { 
this.renderer.deleteFramebuffer(this.framebuffer); 
} 
this.texture.destroy(); 
this.camera.destroy(); 
this.canvas = null ; 
this.context = null ; 
this.framebuffer = null ; 
this.texture = null ; 
} 
} 
}
); 
module.exports = RenderTexture;