import GLHook from './GLHook';
import TextureHook from './TextureHook';

export default class BaseHooks {

		protected _drawCalls:number = -1;
		protected _maxDeltaDrawCalls:number = -1;
		protected glhook?:GLHook;
		protected texturehook?:TextureHook;

		constructor() {
		}

		public attach(gl:any){
			this.glhook = new GLHook(gl);
			this.texturehook = new TextureHook(gl);
		}

		public get drawCalls(): number {

			if(this.glhook && this.glhook.isInit){
				return this.glhook.drawPasses;
			}
			return -1;
		}

		public get maxDeltaDrawCalls(){

			return this._maxDeltaDrawCalls;

		}

		public get deltaDrawCalls():number{
			if(this._drawCalls == -1){
				this._drawCalls = this.drawCalls;
				return 0;
			}

			var dc:number = this.drawCalls;
			var delta:number = dc - this._drawCalls;
			this._drawCalls = dc;

			this._maxDeltaDrawCalls = Math.max(this._maxDeltaDrawCalls, delta);
			return delta;
		}

		public get maxTextureCount():number {

			if(this.texturehook && this.texturehook.isInit)
				return this.texturehook.maxTexturesCount;
			return 0;
		}

		public get texturesCount():number{

			if(this.texturehook && this.texturehook.isInit)
				return this.texturehook.currentTextureCount;

			return 0;
		}
		public reset():void {

			this._maxDeltaDrawCalls = -1;
			this._drawCalls = -1;

			if(this.glhook)
				this.glhook.reset();
			if(this.texturehook)
				this.texturehook.reset();
		}


		public release():void {
			if(this.glhook)
				this.glhook.release();
			if(this.texturehook)
				this.texturehook.release();
		}
}