Phaser.Tile = function (layer, index, x, y, width, height){ 
this.layer = layer; 
this.index = index; 
this.x = x; 
this.y = y; 
this.worldX = x * width; 
this.worldY = y * height; 
this.width = width; 
this.height = height; 
this.centerX = Math.abs(width / 2); 
this.centerY = Math.abs(height / 2); 
this.alpha = 1; 
this.properties = { 
}
; 
this.scanned = false ; 
this.faceTop = false ; 
this.faceBottom = false ; 
this.faceLeft = false ; 
this.faceRight = false ; 
this.collideLeft = false ; 
this.collideRight = false ; 
this.collideUp = false ; 
this.collideDown = false ; 
this.collisionCallback = null ; 
this.collisionCallbackContext = this; 
} 
; 
Phaser.Tile.prototype = { 
containsPoint: function (x, y){ 
return !(x < this.worldX || y < this.worldY || x > this.right || y > this.bottom); 
} 
,
intersects: function (x, y, right, bottom){ 
if (right <= this.worldX) { 
return false ; 
} 
if (bottom <= this.worldY) { 
return false ; 
} 
if (x >= this.worldX + this.width) { 
return false ; 
} 
if (y >= this.worldY + this.height) { 
return false ; 
} 
return true ; 
} 
,
setCollisionCallback: function (callback, context){ 
this.collisionCallback = callback; 
this.collisionCallbackContext = context; 
} 
,
destroy: function (){ 
this.collisionCallback = null ; 
this.collisionCallbackContext = null ; 
this.properties = null ; 
} 
,
setCollision: function (left, right, up, down){ 
this.collideLeft = left; 
this.collideRight = right; 
this.collideUp = up; 
this.collideDown = down; 
this.faceLeft = left; 
this.faceRight = right; 
this.faceTop = up; 
this.faceBottom = down; 
} 
,
resetCollision: function (){ 
this.collideLeft = false ; 
this.collideRight = false ; 
this.collideUp = false ; 
this.collideDown = false ; 
this.faceTop = false ; 
this.faceBottom = false ; 
this.faceLeft = false ; 
this.faceRight = false ; 
} 
,
isInteresting: function (collides, faces){ 
if (collides && faces) { 
return (this.collideLeft || this.collideRight || this.collideUp || this.collideDown || this.faceTop || this.faceBottom || this.faceLeft || this.faceRight || this.collisionCallback); 
} 
 else if (collides) { 
return (this.collideLeft || this.collideRight || this.collideUp || this.collideDown); 
} 
 else if (faces) { 
return (this.faceTop || this.faceBottom || this.faceLeft || this.faceRight); 
} 
return false ; 
} 
,
copy: function (tile){ 
this.index = tile.index; 
this.alpha = tile.alpha; 
this.properties = tile.properties; 
this.collideUp = tile.collideUp; 
this.collideDown = tile.collideDown; 
this.collideLeft = tile.collideLeft; 
this.collideRight = tile.collideRight; 
this.collisionCallback = tile.collisionCallback; 
this.collisionCallbackContext = tile.collisionCallbackContext; 
} 
}
; 
Phaser.Tile.prototype.constructor = Phaser.Tile; 
Object.defineProperty(Phaser.Tile.prototype, "collides", { 
get: function (){ 
return (this.collideLeft || this.collideRight || this.collideUp || this.collideDown); 
} 
}
); 
Object.defineProperty(Phaser.Tile.prototype, "canCollide", { 
get: function (){ 
return (this.collideLeft || this.collideRight || this.collideUp || this.collideDown || this.collisionCallback); 
} 
}
); 
Object.defineProperty(Phaser.Tile.prototype, "left", { 
get: function (){ 
return this.worldX; 
} 
}
); 
Object.defineProperty(Phaser.Tile.prototype, "right", { 
get: function (){ 
return this.worldX + this.width; 
} 
}
); 
Object.defineProperty(Phaser.Tile.prototype, "top", { 
get: function (){ 
return this.worldY; 
} 
}
); 
Object.defineProperty(Phaser.Tile.prototype, "bottom", { 
get: function (){ 
return this.worldY + this.height; 
} 
}
);