#pragma once

#include "ofMain.h"
#include "ofxJSON.h"

#define THUMB_BORDER_RATIO 0.8
#define THUMB_SIZE 160
#define DEFAULT_FADEIN 1.0
#define BEZIER_OUT 0.2
#define BEZIER_IN 0.5

#define SWITCH_NONE 0
#define SWITCH_FORWARD 1
#define SWITCH_REVERSE 2

class chainImage : public ofImage{
	//todo: threaded image loader

	public:
		chainImage(){
			link=NULL;
			ofImage();
			isLoaded=false;
		}
		void init(ofPoint _linkPos,float _linkScale,float _linkRot);

		void start(bool reverse=false);
		bool tload(std::string _filename){
			printf("tload : %s\n",_filename.c_str());
			filename=_filename;
			if (ofImage::load(filename)){
				makeThumbnail();
				
				//could there be a way to load without committing the texture
				//setUseTexture(false);
				setAnchorPoint(getWidth()/2,getHeight()/2);
				isLoaded=true;
				return true;
			}
			else printf("could not load : %s\n",_filename.c_str());

			return false;
		}

		int updateOutput(float decayRatio);
		ofVec3f getTransform();
		float getScale();
		float getRotation();

		void drawChain(float fadeIn=DEFAULT_FADEIN,bool additive =false, float intensity=1.0f);

		ofImage thumbnail;
		void makeThumbnail();
		void setupTextures();

		Json::Value toJson();
		bool fromJson(Json::Value json);

		chainImage *link;

		ofPoint linkPos;
		float linkScale;
		float linkRot;
		std::string filename;

		float transition;
		float fadeIn;
		float speed;
		float time;
		float scale;

		ofPolyline path;

		bool isLoaded;

		//int totalframes,framecount;

};