var Class = require('../utils/Class'); 
var Clamp = require('../math/Clamp'); 
var Extend = require('../utils/object/Extend'); 
var Frame = new Class({ 
initialize: function Frame(texture, name, sourceIndex, x, y, width, height){ 
this.texture = texture; 
this.name = name; 
this.source = texture.source[sourceIndex]; 
this.sourceIndex = sourceIndex; 
this.glTexture = this.source.glTexture; 
this.cutX; 
this.cutY; 
this.cutWidth; 
this.cutHeight; 
this.x = 0; 
this.y = 0; 
this.width; 
this.height; 
this.halfWidth; 
this.halfHeight; 
this.centerX; 
this.centerY; 
this.pivotX = 0; 
this.pivotY = 0; 
this.customPivot = false ; 
this.rotated = false ; 
this.autoRound = -1; 
this.customData = { 
}
; 
this.u0 = 0; 
this.v0 = 0; 
this.u1 = 0; 
this.v1 = 0; 
this.data = { 
cut: { 
x: 0,
y: 0,
w: 0,
h: 0,
r: 0,
b: 0}
,
trim: false ,
sourceSize: { 
w: 0,
h: 0}
,
spriteSourceSize: { 
x: 0,
y: 0,
w: 0,
h: 0,
r: 0,
b: 0}
,
radius: 0,
drawImage: { 
x: 0,
y: 0,
width: 0,
height: 0}
}
; 
this.setSize(width, height, x, y); 
} 
,
setSize: function (width, height, x, y){ 
if (x === undefined) { 
x = 0; 
} 
if (y === undefined) { 
y = 0; 
} 
this.cutX = x; 
this.cutY = y; 
this.cutWidth = width; 
this.cutHeight = height; 
this.width = width; 
this.height = height; 
this.halfWidth = Math.floor(width * 0.5); 
this.halfHeight = Math.floor(height * 0.5); 
this.centerX = Math.floor(width / 2); 
this.centerY = Math.floor(height / 2); 
var data = this.data; 
var cut = data.cut; 
cut.x = x; 
cut.y = y; 
cut.w = width; 
cut.h = height; 
cut.r = x + width; 
cut.b = y + height; 
data.sourceSize.w = width; 
data.sourceSize.h = height; 
data.spriteSourceSize.w = width; 
data.spriteSourceSize.h = height; 
data.radius = 0.5 * Math.sqrt(width * width + height * height); 
var drawImage = data.drawImage; 
drawImage.x = x; 
drawImage.y = y; 
drawImage.width = width; 
drawImage.height = height; 
return this.updateUVs(); 
} 
,
setTrim: function (actualWidth, actualHeight, destX, destY, destWidth, destHeight){ 
var data = this.data; 
var ss = data.spriteSourceSize; 
data.trim = true ; 
data.sourceSize.w = actualWidth; 
data.sourceSize.h = actualHeight; 
ss.x = destX; 
ss.y = destY; 
ss.w = destWidth; 
ss.h = destHeight; 
ss.r = destX + destWidth; 
ss.b = destY + destHeight; 
this.x = destX; 
this.y = destY; 
this.width = destWidth; 
this.height = destHeight; 
this.halfWidth = destWidth * 0.5; 
this.halfHeight = destHeight * 0.5; 
this.centerX = Math.floor(destWidth / 2); 
this.centerY = Math.floor(destHeight / 2); 
return this.updateUVs(); 
} 
,
setCropUVs: function (crop, x, y, width, height, flipX, flipY){ 
var cx = this.cutX; 
var cy = this.cutY; 
var cw = this.cutWidth; 
var ch = this.cutHeight; 
var rw = this.realWidth; 
var rh = this.realHeight; 
x = Clamp(x, 0, rw); 
y = Clamp(y, 0, rh); 
width = Clamp(width, 0, rw - x); 
height = Clamp(height, 0, rh - y); 
var ox = cx + x; 
var oy = cy + y; 
var ow = width; 
var oh = height; 
var data = this.data; 
if (data.trim) { 
var ss = data.spriteSourceSize; 
width = Clamp(width, 0, cw - x); 
height = Clamp(height, 0, ch - y); 
var cropRight = x + width; 
var cropBottom = y + height; 
var intersects = !(ss.r < x || ss.b < y || ss.x > cropRight || ss.y > cropBottom); 
if (intersects) { 
var ix = Math.max(ss.x, x); 
var iy = Math.max(ss.y, y); 
var iw = Math.min(ss.r, cropRight) - ix; 
var ih = Math.min(ss.b, cropBottom) - iy; 
ow = iw; 
oh = ih; 
if (flipX) { 
ox = cx + (cw - (ix - ss.x) - iw); 
} 
 else { 
ox = cx + (ix - ss.x); 
} 
if (flipY) { 
oy = cy + (ch - (iy - ss.y) - ih); 
} 
 else { 
oy = cy + (iy - ss.y); 
} 
x = ix; 
y = iy; 
width = iw; 
height = ih; 
} 
 else { 
ox = 0; 
oy = 0; 
ow = 0; 
oh = 0; 
} 
} 
 else { 
if (flipX) { 
ox = cx + (cw - x - width); 
} 
if (flipY) { 
oy = cy + (ch - y - height); 
} 
} 
var tw = this.source.width; 
var th = this.source.height; 
crop.u0 = Math.max(0, ox / tw); 
crop.v0 = Math.max(0, oy / th); 
crop.u1 = Math.min(1, (ox + ow) / tw); 
crop.v1 = Math.min(1, (oy + oh) / th); 
crop.x = x; 
crop.y = y; 
crop.cx = ox; 
crop.cy = oy; 
crop.cw = ow; 
crop.ch = oh; 
crop.width = width; 
crop.height = height; 
crop.flipX = flipX; 
crop.flipY = flipY; 
return crop; 
} 
,
updateCropUVs: function (crop, flipX, flipY){ 
return this.setCropUVs(crop, crop.x, crop.y, crop.width, crop.height, flipX, flipY); 
} 
,
setUVs: function (width, height, u0, v0, u1, v1){ 
var cd = this.data.drawImage; 
cd.width = width; 
cd.height = height; 
this.u0 = u0; 
this.v0 = v0; 
this.u1 = u1; 
this.v1 = v1; 
return this; 
} 
,
updateUVs: function (){ 
var cx = this.cutX; 
var cy = this.cutY; 
var cw = this.cutWidth; 
var ch = this.cutHeight; 
var cd = this.data.drawImage; 
cd.width = cw; 
cd.height = ch; 
var tw = this.source.width; 
var th = this.source.height; 
this.u0 = cx / tw; 
this.v0 = cy / th; 
this.u1 = (cx + cw) / tw; 
this.v1 = (cy + ch) / th; 
return this; 
} 
,
updateUVsInverted: function (){ 
var tw = this.source.width; 
var th = this.source.height; 
this.u0 = (this.cutX + this.cutHeight) / tw; 
this.v0 = this.cutY / th; 
this.u1 = this.cutX / tw; 
this.v1 = (this.cutY + this.cutWidth) / th; 
return this; 
} 
,
clone: function (){ 
var clone = new Frame(this.texture, this.name, this.sourceIndex); 
clone.cutX = this.cutX; 
clone.cutY = this.cutY; 
clone.cutWidth = this.cutWidth; 
clone.cutHeight = this.cutHeight; 
clone.x = this.x; 
clone.y = this.y; 
clone.width = this.width; 
clone.height = this.height; 
clone.halfWidth = this.halfWidth; 
clone.halfHeight = this.halfHeight; 
clone.centerX = this.centerX; 
clone.centerY = this.centerY; 
clone.rotated = this.rotated; 
clone.data = Extend(true , clone.data, this.data); 
clone.updateUVs(); 
return clone; 
} 
,
destroy: function (){ 
this.source = null ; 
this.texture = null ; 
this.glTexture = null ; 
this.customData = null ; 
this.data = null ; 
} 
,
realWidth: { 
get: function (){ 
return this.data.sourceSize.w; 
} 
}
,
realHeight: { 
get: function (){ 
return this.data.sourceSize.h; 
} 
}
,
radius: { 
get: function (){ 
return this.data.radius; 
} 
}
,
trimmed: { 
get: function (){ 
return this.data.trim; 
} 
}
,
canvasData: { 
get: function (){ 
return this.data.drawImage; 
} 
}
}
); 
module.exports = Frame;