/*
 *  ofBaseTypes.h
 *  openFrameworksLib
 *
 *  Created by zachary lieberman on 1/9/11.
 *  Copyright 2011 __MyCompanyName__. All rights reserved.
 *
 */



#pragma once
#include "ofPoint.h"
#include "ofRectangle.h"
#include "ofConstants.h"
#include "ofColor.h"
#include "ofMesh.h"
#include "ofPixels.h"
#include "ofMatrix4x4.h"

template<typename T>
class ofImage_;

typedef ofImage_<unsigned char> ofImage;
typedef ofImage_<float> ofFloatImage;
typedef ofImage_<unsigned short> ofShortImage;

class ofPath;
class ofPolyline;
typedef ofPixels& ofPixelsRef;


//----------------------------------------------------------
// ofBaseDraws
//----------------------------------------------------------

class ofBaseDraws{
public:
	virtual ~ofBaseDraws(){}
	virtual void draw(float x, float y)=0;
	virtual void draw(float x, float y, float w, float h)=0;
	virtual void draw(const ofPoint & point) {
		draw(point.x, point.y);
	}
	virtual void draw(const ofRectangle & rect) {
		draw(rect.x, rect.y, rect.width, rect.height);
	}
	virtual void draw(const ofPoint & point, float w, float h) {
		draw(point.x, point.y, w, h);
	}
	
	virtual float getHeight()=0;
	virtual float getWidth()=0;
	
	virtual void setAnchorPercent(float xPct, float yPct){};
	virtual void setAnchorPoint(float x, float y){};
	virtual void resetAnchor(){};
	
};

//----------------------------------------------------------
// ofBaseUpdates
//----------------------------------------------------------

class ofBaseUpdates{
public:
	virtual ~ofBaseUpdates(){}
	virtual void update()=0;
};


//----------------------------------------------------------
// ofBaseHasTexture
//----------------------------------------------------------
class ofTexture;

class ofBaseHasTexture{
public:
	virtual ~ofBaseHasTexture(){}
	virtual ofTexture & getTextureReference()=0;
	virtual void setUseTexture(bool bUseTex)=0;
};

//----------------------------------------------------------
// ofAbstractHasPixels
//----------------------------------------------------------
class ofAbstractHasPixels{
public:
	virtual ~ofAbstractHasPixels(){}
};

//----------------------------------------------------------
// ofBaseHasPixels
//----------------------------------------------------------
template<typename T>
class ofBaseHasPixels_: public ofAbstractHasPixels{
public:
	virtual ~ofBaseHasPixels_<T>(){}
	virtual T * getPixels()=0;
	virtual ofPixels_<T> & getPixelsRef()=0;
};

typedef ofBaseHasPixels_<unsigned char> ofBaseHasPixels;
typedef ofBaseHasPixels_<float> ofBaseHasFloatPixels;

//----------------------------------------------------------
// ofAbstractImage    ->   to be able to put different types of images in vectors...
//----------------------------------------------------------
class ofAbstractImage: public ofBaseDraws, public ofBaseHasTexture{
public:
	virtual ~ofAbstractImage(){}
};

//----------------------------------------------------------
// ofBaseImage
//----------------------------------------------------------
template<typename T>
class ofBaseImage_: public ofAbstractImage, virtual public ofBaseHasPixels_<T>{
public:
	virtual ~ofBaseImage_<T>(){};
};

typedef ofBaseImage_<unsigned char> ofBaseImage;
typedef ofBaseImage_<float> ofBaseFloatImage;

//----------------------------------------------------------
// ofBaseHasSoundStream
//----------------------------------------------------------
class ofBaseSoundInput{

	public:
        virtual ~ofBaseSoundInput() {};
    
		virtual void audioIn( float * input, int bufferSize, int nChannels, int deviceID, long unsigned long tickCount ){
			audioIn(input, bufferSize, nChannels);
		}

		virtual void audioIn( float * input, int bufferSize, int nChannels ){  
			audioReceived(input, bufferSize, nChannels);
		}

		virtual void audioReceived( float * input, int bufferSize, int nChannels ){}
};

//----------------------------------------------------------
// ofBaseHasSoundStream
//----------------------------------------------------------
class ofBaseSoundOutput{

	public:
        virtual ~ofBaseSoundOutput() {};
    
		virtual void audioOut( float * output, int bufferSize, int nChannels, int deviceID, long unsigned long tickCount  ){
			audioOut(output, bufferSize, nChannels);
		}

		virtual void audioOut( float * output, int bufferSize, int nChannels ){
			audioRequested(output, bufferSize, nChannels);
		}

		//legacy
		virtual void audioRequested( float * output, int bufferSize, int nChannels ){
		}
};


//----------------------------------------------------------
// ofBaseVideo
//----------------------------------------------------------
class ofBaseVideo: virtual public ofBaseHasPixels, public ofBaseUpdates{
public:
	virtual ~ofBaseVideo(){}
	virtual bool isFrameNew()=0;
	virtual void close()=0;
};


//----------------------------------------------------------
// ofBaseVideoDraws
//----------------------------------------------------------
class ofBaseVideoDraws: virtual public ofBaseVideo, public ofBaseImage{
public:
	virtual ~ofBaseVideoDraws(){}
};

//----------------------------------------------------------
// ofBaseVideoGrabber
//----------------------------------------------------------
class ofBaseVideoGrabber: virtual public ofBaseVideo{
	
	public :
	virtual ~ofBaseVideoGrabber();

	//needs implementing
	virtual void	listDevices() = 0;		
	virtual bool	initGrabber(int w, int h) = 0;
	virtual void	update() = 0;
	virtual bool	isFrameNew() = 0;
	
	virtual unsigned char 	* getPixels() = 0;
	
	virtual void	close() = 0;	
	
	virtual float	getHeight() = 0;
	virtual float	getWidth() = 0;
	
	virtual bool setPixelFormat(ofPixelFormat pixelFormat) = 0;
	virtual ofPixelFormat getPixelFormat() = 0;

	//should implement!
	virtual void setVerbose(bool bTalkToMe);
	virtual void setDeviceID(int _deviceID);
	virtual void setDesiredFrameRate(int framerate);
	virtual void videoSettings();
	
};


//----------------------------------------------------------
// ofBaseVideoPlayer
//----------------------------------------------------------
class ofBaseVideoPlayer: virtual public ofBaseVideo{
	
public:
	virtual ~ofBaseVideoPlayer();
	
	//needs implementing
	virtual bool				loadMovie(string name) = 0;
	virtual void				close() = 0;
	virtual void				update() = 0;
	
	virtual void				play() = 0;
	virtual void				stop() = 0;		
	
	virtual bool 				isFrameNew() = 0;
	virtual unsigned char * 	getPixels() = 0;
	virtual ofTexture *			getTexture(){return NULL;}; // if your videoplayer needs to implement seperate texture and pixel returns for performance, implement this function to return a texture instead of a pixel array. see iPhoneVideoGrabber for reference
	
	virtual float 				getWidth() = 0;
	virtual float 				getHeight() = 0;
	
	virtual bool				isPaused() = 0;
	virtual bool				isLoaded() = 0;
	virtual bool				isPlaying() = 0;
	
	virtual bool				setPixelFormat(ofPixelFormat pixelFormat) = 0;
	virtual ofPixelFormat 		getPixelFormat() = 0;
		
	//should implement!
	virtual float 				getPosition();
	virtual float 				getSpeed();
	virtual float 				getDuration();
	virtual bool				getIsMovieDone();
	
	virtual void 				setPaused(bool bPause);
	virtual void 				setPosition(float pct);
	virtual void 				setVolume(float volume); // 0..1
	virtual void 				setLoopState(ofLoopType state);
	virtual void   				setSpeed(float speed);
	virtual void				setFrame(int frame);  // frame 0 = first frame...
	
	virtual int					getCurrentFrame();
	virtual int					getTotalNumFrames();
	virtual ofLoopType			getLoopState();
	
	virtual void				firstFrame();
	virtual void				nextFrame();
	virtual void				previousFrame();
};

//----------------------------------------------------------
// base renderers
//----------------------------------------------------------

class ofBaseRenderer{
public:
	virtual ~ofBaseRenderer(){}

	virtual string getType()=0;

	virtual void update()=0;

	virtual void draw(ofPolyline & poly)=0;
	virtual void draw(ofPath & shape)=0;
	virtual void draw(ofMesh & vertexData, bool useColors, bool useTextures, bool useNormals)=0;
	virtual void draw(ofMesh & vertexData, ofPolyRenderMode renderType, bool useColors, bool useTextures, bool useNormals)=0;
	virtual void draw(vector<ofPoint> & vertexData, ofPrimitiveMode drawMode)=0;
	virtual void draw(ofImage & image, float x, float y, float z, float w, float h, float sx, float sy, float sw, float sh)=0;
	virtual void draw(ofFloatImage & image, float x, float y, float z, float w, float h, float sx, float sy, float sw, float sh)=0;
	virtual void draw(ofShortImage & image, float x, float y, float z, float w, float h, float sx, float sy, float sw, float sh)=0;

	//--------------------------------------------
	// transformations
	virtual void pushView(){};
	virtual void popView(){};

	// setup matrices and viewport (upto you to push and pop view before and after)
	// if width or height are 0, assume windows dimensions (ofGetWidth(), ofGetHeight())
	// if nearDist or farDist are 0 assume defaults (calculated based on width / height)
	virtual void viewport(ofRectangle viewport){};
	virtual void viewport(float x = 0, float y = 0, float width = 0, float height = 0, bool invertY = true){};
	virtual void setupScreenPerspective(float width = 0, float height = 0, ofOrientation orientation=OF_ORIENTATION_UNKNOWN, bool vFlip = true, float fov = 60, float nearDist = 0, float farDist = 0){}
	virtual void setupScreenOrtho(float width = 0, float height = 0, ofOrientation orientation=OF_ORIENTATION_UNKNOWN, bool vFlip = true, float nearDist = -1, float farDist = 1){};
	virtual ofRectangle getCurrentViewport(){return ofRectangle();};
	virtual int getViewportWidth(){return 0;};
	virtual int getViewportHeight(){return 0;};

	virtual void setCoordHandedness(ofHandednessType handedness){};
	virtual ofHandednessType getCoordHandedness(){return OF_LEFT_HANDED;};

	//our openGL wrappers
	virtual void pushMatrix(){};
	virtual void popMatrix(){};
	virtual void translate(float x, float y, float z = 0){};
	virtual void translate(const ofPoint & p){};
	virtual void scale(float xAmnt, float yAmnt, float zAmnt = 1){};
	virtual void rotate(float degrees, float vecX, float vecY, float vecZ){};
	virtual void rotateX(float degrees){};
	virtual void rotateY(float degrees){};
	virtual void rotateZ(float degrees){};
	virtual void rotate(float degrees){};
	virtual void matrixMode(ofMatrixMode mode){};
	virtual void loadIdentityMatrix (void){};
	virtual void loadMatrix (const ofMatrix4x4 & m){};
	virtual void loadMatrix (const float *m){};
	virtual void multMatrix (const ofMatrix4x4 & m){};
	virtual void multMatrix (const float *m){};
	
	// screen coordinate things / default gl values
	virtual void setupGraphicDefaults(){};
	virtual void setupScreen(){};

	// drawing modes
	virtual void setRectMode(ofRectMode mode)=0;
	virtual ofRectMode getRectMode()=0;
	virtual void setFillMode(ofFillFlag fill)=0;
	virtual ofFillFlag getFillMode()=0;
	virtual void setLineWidth(float lineWidth)=0;
	virtual void setBlendMode(ofBlendMode blendMode)=0;
	virtual void setLineSmoothing(bool smooth)=0;
	virtual void setCircleResolution(int res){};
	virtual void setSphereResolution(int res){};
	virtual void enablePointSprites(){};
	virtual void disablePointSprites(){};

	// color options
	virtual void setColor(int r, int g, int b){}; // 0-255
	virtual void setColor(int r, int g, int b, int a){}; // 0-255
	virtual void setColor(const ofColor & color){};
	virtual void setColor(const ofColor & color, int _a){};
	virtual void setColor(int gray){}; // new set a color as grayscale with one argument
	virtual void setHexColor( int hexColor ){}; // hex, like web 0xFF0033;

	// bg color
	virtual ofFloatColor & getBgColor()=0;
	virtual bool bClearBg(){return true;};
	virtual void background(const ofColor & c){};
	virtual void background(float brightness){};
	virtual void background(int hexColor, float _a=255.0f){};
	virtual void background(int r, int g, int b, int a=255){};

	virtual void setBackgroundAuto(bool bManual){};		// default is true

	virtual void clear(float r, float g, float b, float a=0){};
	virtual void clear(float brightness, float a=0){};
	virtual void clearAlpha(){};

	// drawing
	virtual void drawLine(float x1, float y1, float z1, float x2, float y2, float z2)=0;
	virtual void drawRectangle(float x, float y, float z, float w, float h)=0;
	virtual void drawTriangle(float x1, float y1, float z1, float x2, float y2, float z2, float x3, float y3, float z3)=0;
	virtual void drawCircle(float x, float y, float z, float radius)=0;
	virtual void drawSphere(float x, float y, float z, float radius)=0;
	virtual void drawEllipse(float x, float y, float z, float width, float height)=0;
	virtual void drawString(string text, float x, float y, float z, ofDrawBitmapMode mode)=0;


	// returns true if the renderer can render curves without decomposing them
	virtual bool rendersPathPrimitives()=0;
};
