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/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2018 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
var Class = require('../../utils/Class');
var GameObject = require('../GameObject');
var Sprite = require('../sprite/Sprite');
var Vector2 = require('../../math/Vector2');
var Vector4 = require('../../math/Vector4');
/**
* @classdesc
* A Sprite 3D Game Object.
*
* The Sprite 3D object is an encapsulation of a standard Sprite object, with additional methods to allow
* it to be rendered by a 3D Camera. The Sprite can be positioned anywhere within 3D space.
*
* @class Sprite3D
* @extends Phaser.GameObjects.GameObject
* @memberOf Phaser.GameObjects
* @constructor
* @since 3.0.0
*
* @param {Phaser.Scene} scene - The Scene to which this Game Object belongs. A Game Object can only belong to one Scene at a time.
* @param {number} x - The x position of this Game Object.
* @param {number} y - The y position of this Game Object.
* @param {number} z - The z position of this Game Object.
* @param {string} texture - The key of the Texture this Game Object will use to render with, as stored in the Texture Manager.
* @param {(string|integer)} [frame] - An optional frame from the Texture this Game Object is rendering with.
*/
var Sprite3D = new Class({
Extends: GameObject,
initialize:
function Sprite3D (scene, x, y, z, texture, frame)
{
GameObject.call(this, scene, 'Sprite3D');
/**
* The encapsulated Sprite.
*
* @name Phaser.GameObjects.Sprite3D#gameObject
* @type {Phaser.GameObjects.GameObject}
* @since 3.0.0
*/
this.gameObject = new Sprite(scene, 0, 0, texture, frame);
/**
* The position of the Sprite.
*
* @name Phaser.GameObjects.Sprite3D#position
* @type {Phaser.Math.Vector4}
* @since 3.0.0
*/
this.position = new Vector4(x, y, z);
/**
* The 2D size of the Sprite.
*
* @name Phaser.GameObjects.Sprite3D#size
* @type {Phaser.Math.Vector2}
* @since 3.0.0
*/
this.size = new Vector2(this.gameObject.width, this.gameObject.height);
/**
* The 2D scale of the Sprite.
*
* @name Phaser.GameObjects.Sprite3D#scale
* @type {Phaser.Math.Vector2}
* @since 3.0.0
*/
this.scale = new Vector2(1, 1);
/**
* Whether to automatically set the horizontal scale of the encapsulated Sprite.
*
* @name Phaser.GameObjects.Sprite3D#adjustScaleX
* @type {boolean}
* @default true
* @since 3.0.0
*/
this.adjustScaleX = true;
/**
* Whether to automatically set the vertical scale of the encapsulated Sprite.
*
* @name Phaser.GameObjects.Sprite3D#adjustScaleY
* @type {boolean}
* @default true
* @since 3.0.0
*/
this.adjustScaleY = true;
/**
* The visible state of the Game Object.
*
* @name Phaser.GameObjects.Sprite3D#_visible
* @type {boolean}
* @default true
* @private
* @since 3.0.0
*/
this._visible = true;
},
/**
* Project this Sprite onto the given 3D Camera.
*
* @method Phaser.GameObjects.Sprite3D#project
* @since 3.0.0
*
* @param {Phaser.Cameras.Sprite3D.Camera} camera - The 3D Camera onto which to project this Sprite.
*/
project: function (camera)
{
var pos = this.position;
var gameObject = this.gameObject;
camera.project(pos, gameObject);
camera.getPointSize(pos, this.size, this.scale);
if (this.scale.x <= 0 || this.scale.y <= 0)
{
gameObject.setVisible(false);
}
else
{
if (!gameObject.visible)
{
gameObject.setVisible(true);
}
if (this.adjustScaleX)
{
gameObject.scaleX = this.scale.x;
}
if (this.adjustScaleY)
{
gameObject.scaleY = this.scale.y;
}
gameObject.setDepth(gameObject.z * -1);
}
},
/**
* Set the visible state of the Game Object.
*
* @method Phaser.GameObjects.Sprite3D#setVisible
* @since 3.0.0
*
* @param {boolean} value - The visible state of the Game Object.
*
* @return {Phaser.GameObjects.Sprite3D} This Sprite3D Object.
*/
setVisible: function (value)
{
this.visible = value;
return this;
},
/**
* The visible state of the Game Object.
*
* An invisible Game Object will skip rendering, but will still process update logic.
*
* @name Phaser.GameObjects.Sprite3D#visible
* @type {boolean}
* @since 3.0.0
*/
visible: {
get: function ()
{
return this._visible;
},
set: function (value)
{
this._visible = value;
this.gameObject.visible = value;
}
},
/**
* The x position of this Game Object.
*
* @name Phaser.GameObjects.Sprite3D#x
* @type {number}
* @since 3.0.0
*/
x: {
get: function ()
{
return this.position.x;
},
set: function (value)
{
this.position.x = value;
}
},
/**
* The y position of this Game Object.
*
* @name Phaser.GameObjects.Sprite3D#y
* @type {number}
* @since 3.0.0
*/
y: {
get: function ()
{
return this.position.y;
},
set: function (value)
{
this.position.y = value;
}
},
/**
* The z position of this Game Object.
*
* @name Phaser.GameObjects.Sprite3D#z
* @type {number}
* @since 3.0.0
*/
z: {
get: function ()
{
return this.position.z;
},
set: function (value)
{
this.position.z = value;
}
}
});
module.exports = Sprite3D;