phaser/src/gameobjects/components/Texture.js
2020-01-15 12:07:09 +00:00

124 lines
3.5 KiB
JavaScript

/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2020 Photon Storm Ltd.
* @license {@link https://opensource.org/licenses/MIT|MIT License}
*/
// bitmask flag for GameObject.renderMask
var _FLAG = 8; // 1000
/**
* Provides methods used for getting and setting the texture of a Game Object.
*
* @namespace Phaser.GameObjects.Components.Texture
* @since 3.0.0
*/
var Texture = {
/**
* The Texture this Game Object is using to render with.
*
* @name Phaser.GameObjects.Components.Texture#texture
* @type {Phaser.Textures.Texture|Phaser.Textures.CanvasTexture}
* @since 3.0.0
*/
texture: null,
/**
* The Texture Frame this Game Object is using to render with.
*
* @name Phaser.GameObjects.Components.Texture#frame
* @type {Phaser.Textures.Frame}
* @since 3.0.0
*/
frame: null,
/**
* Internal flag. Not to be set by this Game Object.
*
* @name Phaser.GameObjects.Components.Texture#isCropped
* @type {boolean}
* @private
* @since 3.11.0
*/
isCropped: false,
/**
* Sets the texture and frame this Game Object will use to render with.
*
* Textures are referenced by their string-based keys, as stored in the Texture Manager.
*
* @method Phaser.GameObjects.Components.Texture#setTexture
* @since 3.0.0
*
* @param {(string|Phaser.Textures.Texture)} key - The key of the texture to be used, as stored in the Texture Manager, or a Texture instance.
* @param {(string|integer)} [frame] - The name or index of the frame within the Texture.
*
* @return {this} This Game Object instance.
*/
setTexture: function (key, frame)
{
this.texture = this.scene.sys.textures.get(key);
return this.setFrame(frame);
},
/**
* Sets the frame this Game Object will use to render with.
*
* The Frame has to belong to the current Texture being used.
*
* It can be either a string or an index.
*
* Calling `setFrame` will modify the `width` and `height` properties of your Game Object.
* It will also change the `origin` if the Frame has a custom pivot point, as exported from packages like Texture Packer.
*
* @method Phaser.GameObjects.Components.Texture#setFrame
* @since 3.0.0
*
* @param {(string|integer)} frame - The name or index of the frame within the Texture.
* @param {boolean} [updateSize=true] - Should this call adjust the size of the Game Object?
* @param {boolean} [updateOrigin=true] - Should this call adjust the origin of the Game Object?
*
* @return {this} This Game Object instance.
*/
setFrame: function (frame, updateSize, updateOrigin)
{
if (updateSize === undefined) { updateSize = true; }
if (updateOrigin === undefined) { updateOrigin = true; }
this.frame = this.texture.get(frame);
if (!this.frame.cutWidth || !this.frame.cutHeight)
{
this.renderFlags &= ~_FLAG;
}
else
{
this.renderFlags |= _FLAG;
}
if (this._sizeComponent && updateSize)
{
this.setSizeToFrame();
}
if (this._originComponent && updateOrigin)
{
if (this.frame.customPivot)
{
this.setOrigin(this.frame.pivotX, this.frame.pivotY);
}
else
{
this.updateDisplayOrigin();
}
}
return this;
}
};
module.exports = Texture;