149 lines
3.2 KiB
TypeScript
149 lines
3.2 KiB
TypeScript
import { Resource, Texture } from '@pixi/core';
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import { Rectangle } from '@pixi/math';
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import { Sprite } from '@pixi/sprite';
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import { TextureUtils } from '../../pixi-proxy';
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import { IGraphicAsset } from './IGraphicAsset';
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export class GraphicAsset implements IGraphicAsset
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{
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private static GRAPHIC_POOL: GraphicAsset[] = [];
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private _name: string;
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private _source: string;
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private _texture: Texture<Resource>;
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private _usesPalette: boolean;
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private _x: number;
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private _y: number;
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private _width: number;
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private _height: number;
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private _flipH: boolean;
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private _flipV: boolean;
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private _rectangle: Rectangle;
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private _initialized: boolean;
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public static createAsset(name: string, source: string, texture: Texture<Resource>, x: number, y: number, flipH: boolean = false, flipV: boolean = false, usesPalette: boolean = false): GraphicAsset
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{
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const graphicAsset = (GraphicAsset.GRAPHIC_POOL.length ? GraphicAsset.GRAPHIC_POOL.pop() : new GraphicAsset());
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graphicAsset._name = name;
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graphicAsset._source = source || null;
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if(texture)
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{
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graphicAsset._texture = texture;
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graphicAsset._initialized = false;
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}
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else
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{
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graphicAsset._texture = null;
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graphicAsset._initialized = true;
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}
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graphicAsset._usesPalette = usesPalette;
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graphicAsset._x = x;
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graphicAsset._y = y;
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graphicAsset._flipH = flipH;
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graphicAsset._flipV = flipV;
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graphicAsset._rectangle = null;
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return graphicAsset;
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}
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public recycle(): void
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{
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this._texture = null;
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GraphicAsset.GRAPHIC_POOL.push(this);
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}
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private initialize(): void
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{
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if(this._initialized || !this._texture) return;
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this._width = this._texture.width;
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this._height = this._texture.height;
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this._initialized = true;
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}
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public getImageUrl(): string
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{
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return TextureUtils.generateImageUrl(new Sprite(this._texture));
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}
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public get name(): string
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{
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return this._name;
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}
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public get source(): string
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{
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return this._source;
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}
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public get texture(): Texture<Resource>
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{
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return this._texture;
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}
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public get usesPalette(): boolean
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{
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return this._usesPalette;
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}
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public get x(): number
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{
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return this._x;
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}
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public get y(): number
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{
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return this._y;
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}
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public get width(): number
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{
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this.initialize();
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return this._width;
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}
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public get height(): number
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{
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this.initialize();
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return this._height;
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}
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public get offsetX(): number
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{
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if(!this._flipH) return this._x;
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return (-(this._x));
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}
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public get offsetY(): number
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{
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if(!this._flipV) return this._y;
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return (-(this._y));
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}
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public get flipH(): boolean
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{
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return this._flipH;
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}
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public get flipV(): boolean
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{
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return this._flipV;
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}
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public get rectangle(): Rectangle
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{
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if(!this._rectangle) this._rectangle = new Rectangle(0, 0, this.width, this.height);
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return this._rectangle;
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}
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}
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