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

module spine {
	export abstract class Texture {
		protected _image: HTMLImageElement;

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

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

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

		public static filterFromString (text: string): TextureFilter {
			switch (text.toLowerCase()) {
				case "nearest": return TextureFilter.Nearest;
				case "linear": return TextureFilter.Linear;
				case "mipmap": return TextureFilter.MipMap;
				case "mipmapnearestnearest": return TextureFilter.MipMapNearestNearest;
				case "mipmaplinearnearest": return TextureFilter.MipMapLinearNearest;
				case "mipmapnearestlinear": return TextureFilter.MipMapNearestLinear;
				case "mipmaplinearlinear": return TextureFilter.MipMapLinearLinear;
				default: throw new Error(`Unknown texture filter ${text}`);
			}
		}

		public static wrapFromString (text: string): TextureWrap {
			switch (text.toLowerCase()) {
				case "mirroredtepeat": return TextureWrap.MirroredRepeat;
				case "clamptoedge": return TextureWrap.ClampToEdge;
				case "repeat": return TextureWrap.Repeat;
				default: throw new Error(`Unknown texture wrap ${text}`);
			}
		}
	}

	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;
		rotate = false;
		offsetX = 0; offsetY = 0;
		originalWidth = 0; originalHeight = 0;
	}
}