spine-runtimes/spine-ts/spine-core/src/Texture.ts

/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated January 1, 2020. Replaces all prior versions.
 *
 * Copyright (c) 2013-2020, Esoteric Software LLC
 *
 * Integration of the Spine Runtimes into software or otherwise creating
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 * http://esotericsoftware.com/spine-editor-license
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 * or otherwise create derivative works of the Spine Runtimes (collectively,
 * "Products"), provided that each user of the Products must obtain their own
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export abstract class Texture {
	protected _image: HTMLImageElement | ImageBitmap;

	constructor (image: HTMLImageElement | ImageBitmap) {
		this._image = image;
	}

	getImage (): HTMLImageElement | ImageBitmap {
		return this._image;
	}

	abstract setFilters (minFilter: TextureFilter, magFilter: TextureFilter): void;
	abstract setWraps (uWrap: TextureWrap, vWrap: TextureWrap): void;
	abstract dispose (): void;
}

export enum TextureFilter {
	Nearest = 9728, // WebGLRenderingContext.NEAREST
	Linear = 9729, // WebGLRenderingContext.LINEAR
	MipMap = 9987, // WebGLRenderingContext.LINEAR_MIPMAP_LINEAR
	MipMapNearestNearest = 9984, // WebGLRenderingContext.NEAREST_MIPMAP_NEAREST
	MipMapLinearNearest = 9985, // WebGLRenderingContext.LINEAR_MIPMAP_NEAREST
	MipMapNearestLinear = 9986, // WebGLRenderingContext.NEAREST_MIPMAP_LINEAR
	MipMapLinearLinear = 9987 // WebGLRenderingContext.LINEAR_MIPMAP_LINEAR
}

export enum TextureWrap {
	MirroredRepeat = 33648, // WebGLRenderingContext.MIRRORED_REPEAT
	ClampToEdge = 33071, // WebGLRenderingContext.CLAMP_TO_EDGE
	Repeat = 10497 // WebGLRenderingContext.REPEAT
}

export class TextureRegion {
	renderObject: any;
	u = 0; v = 0;
	u2 = 0; v2 = 0;
	width = 0; height = 0;
	degrees = 0;
	offsetX = 0; offsetY = 0;
	originalWidth = 0; originalHeight = 0;
}

export class FakeTexture extends Texture {
	setFilters (minFilter: TextureFilter, magFilter: TextureFilter) { }
	setWraps (uWrap: TextureWrap, vWrap: TextureWrap) { }
	dispose () { }
}