// Description: main() file for STL map overlay implementation

// Revision history: 25/6/99/LY



#include <vector>

#include <utility> 

#include <iostream>

#include <algorithm>

#include <iterator>

#include <time.h>

#include "decl.h"

#include "input.h"

#include "graphics.h"

#include "leda\misc.h"



using namespace std;



void test(char* map1, char* map2);

void build_dcel(D_CEL& d_cel, const string filename, const char label);

void build_combined_dcel(D_CEL& d_cel, const string filename1, const string filename2, const char label1, const char label2);

void display_input_dcels(D_CEL& d_cel1, D_CEL& d_cel2);

void display_overlay_dcel(D_CEL& dcel);

typedef void (D_CEL::* DcelFunctionPtr)();

void time_overlay(D_CEL& dcel, DcelFunctionPtr dfPtr);	

void test_dcel(const string filename1, const string filename2);



void main(int argc, char* argv[])

{

	if (argc < 3)

	{	cout << "Expected filenames of 2 maps as arguments - terminating..." << endl;	

		return;	

	}

	test(argv[1], argv[2]);

}



void build_dcel(D_CEL& d_cel, const string filename, const char label)

{

	InputVertices	v;

	InputEdges		e;

	InputFaces		f;



	read_dcel_data(v,e,f, filename);

	d_cel.build_d_cel(v,e,f,label);

}



void build_combined_dcel(D_CEL& d_cel, const string filename1, const string filename2, const char label1, const char label2)

{

	InputVertices	v1,v2;

	InputEdges		e1,e2;

	InputFaces		f1,f2;



	read_dcel_data(v1,e1,f1, filename1);

	read_dcel_data(v2,e2,f2, filename2);

	d_cel.build_d_cel(v1,e1,f1,label1, v2,e2,f2,label2);

}



void display_input_dcels(D_CEL& d_cel1, D_CEL& d_cel2)

{ 

	OverlayWindow	owin1, owin2;

	owin1.init(); 

	owin2.init();

	owin1.display(0,0);

	owin2.display(DEFAULT_WIDTH,0);

	owin1.draw_D_CEL(d_cel1,10,0);

	owin2.draw_D_CEL(d_cel2,10,0);

	while (owin1.get_window().get_mouse() == NO_BUTTON && owin2.get_window().get_mouse() == NO_BUTTON);

	owin1.close();

	owin2.close();

}



void display_overlay_dcel(D_CEL& dcel)

{

	OverlayWindow	owin;

	owin.init(); 

	owin.get_window().set_show_coordinates(true);

	owin.display(leda_window::center, leda_window::center);

	owin.draw_D_CEL(dcel,10,0);

	owin.get_window().read_mouse();

	owin.wait();

	owin.close();

}



void time_overlay(D_CEL& dcel)

{

	float before, after;

	used_time(before);

	dcel.overlay();

	used_time(after);

	cout << "Time for constructing DCEL from 2 sets of subdivision data: ";

	cout << setprecision(4) << after-before << " seconds." << endl;

}



void test_dcel(const string filename1, const string filename2)

{

	D_CEL	d_cel;

	build_dcel(d_cel, filename1, 'A');



	D_CEL	d_cel2;

	build_dcel(d_cel2, filename2, 'B');



	display_input_dcels(d_cel, d_cel2);



	D_CEL	overlay_dcel;

	build_combined_dcel(overlay_dcel, filename1, filename2, 'A', 'B');

	time_overlay(overlay_dcel);

	display_overlay_dcel(overlay_dcel);	

}



void test(char* map1_filename, char* map2_filename)

{

	InputVertices	v;

	InputEdges		e;

	InputFaces		f;

	//read_dcel_data_from_mouse(v,e,f); write_dcel_data(v,e,f,"c:\\lars\\code\\diverse\\sub_ex3b.txt");	return;

	// test 1

	test_dcel(map1_filename, map2_filename);

}