/***********************************************************************************************
	
	Ultimate++ Multi Threading example
	
	Copyright (c) 2007, Artur Bac
	 ______ ____           _____        __ _   
	|  ____|  _ \   /\    / ____|      / _| |  
	| |__  | |_) | /  \  | (___   ___ | |_| |_ 
	|  __| |  _ < / /\ \  \___ \ / _ \|  _| __|
	| |____| |_) / ____ \ ____) | (_) | | | |_ 
	|______|____/_/    \_\_____/ \___/|_|  \__|

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    	* Redistributions of source code must retain the above copyright notice, 
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	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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***********************************************************************************************/

#ifndef _Threads_h
#define _Threads_h

#include <CtrlLib/CtrlLib.h>
#include "paintbox.h"
#include "complex.h"

using namespace Upp;

#define LAYOUTFILE <Threads/Threads.lay>
#include <CtrlCore/lay.h>

class Threads : public WithThreadsLayout<TopWindow> 
{
public:
	typedef Threads CLASSNAME;
	typedef Callback2<const Complex &, int *> FractalJobHandeler;
	
	Threads();
	
	void 						picbox_Paint( Upp::Draw & g );	//draw area paint rutine
	void 						picbox_LeftDown( Point p, dword keyflags );
	void 						picbox_LeftUp( Point p, dword keyflags );
	void 						picbox_MouseMove( Point p, dword keyflags );
	
private:
	StatusBar 					statusBar;
	InfoCtrl    				time;
	int 						densityR, densityC, maxIter;
	int							rows, cols;
	int							max_threads;
	ArrayMap<int, Image>		rendered;
	VectorMap<int,int> 			active;							//Active map
	volatile Atomic 			threads;						//thread counter
	Mutex						job_lock;						//lock used for accesing active map
	Mutex						image_lock;						//lock used for accesing active map
	Semaphore 					waitforfinish;					//semaphore for signaling thread finish	
	Rect_<double>				area;					
	Complex						julia_c;
	Point 						posOnClick;
	Size 						moveShift;
	bool 						moving;
	double						logmax;
	
	void						Process(const FractalJobHandeler & job);						
	void						DoJob();
	void						ThreadRenderJob(int r, int c, const FractalJobHandeler & job, int);
	void						DrawAxis(Upp::Draw & g);
	void						SetSelected();
	void 						Refresh() const;
	//Fractal jobs
	void						FnMandelbrot(const Complex & cpx, int *res) const;
	void 						FnQubicMandelbrot(const Complex & cpx, int *res) const;
	void 						FnQuadricMandelbrot(const Complex & cpx, int *res) const;
	void 						FnJulia(const Complex & cpx, int *res) const;
	void 						FnQubicJulia(const Complex & cpx, int *res) const;
	void 						FnQuadricJulia(const Complex & cpx, int *res) const;
	void 						FnPhoenix(const Complex & cpx, int *res) const;
	void 						FnBacPhoenix(const Complex & cpx, int *res) const;
	void 						FnBac(const Complex & cpx, int *res) const;
};

#endif