// copyright Min Zhong, cs838 proj2, April, 2000

#include "viewer.h"
#include "RunButton.h"



// init an input but's label align and assign init val
void init_int_input_button(Fl_Int_Input *b, int align, int init_val)
{
	char	s_val[10];

	_itoa(init_val, s_val, 10);
	b->align(align);
	b->when(FL_WHEN_ENTER_KEY);	// call back on enter
	b->value(s_val);
		
}



// the main routine makes the window, and then runs an even loop
// until the window is closed
int main() 
{
	Gl_Win	*gl;
	int		w, h, gl_w, gl_h, x1, x2, x3, x4, x5, x2_5, y2, y3, y4;
	
	w = 920;
	h = 650;
	gl_w = 720;
	gl_h = 480;

	x1 = 200;
	x2 = 300;
	x2_5 = 400;
	x3 = 680;
	x4 = gl_w + 30;	// col rt of glwin
	x5 = x4 + 20;

	y2	= gl_h + 20;	// row below glwin
	y3	= y2 + 50;		// row below y2
	y4	= y3 + 30;		// row below y3

	//Fl_Double_Window* wind = new Fl_Double_Window(100,100,w,h, "GL Motion Capture:");
	Panel* wind = new Panel(100,100,w,h);

	wind->begin();		// put widgets inside of the window
		wind->gl = new Gl_Win(10,10,720, 480);
		gl	= wind->gl;

		// open motion file 
		wind->in_motion_fileB = new Fl_Button(x4, 10, 150, 30, "Load Motion");
		
		// open marker request file 
		Fl_Button *in_marker_fileB = new Fl_Button(x4, 60, 150, 30, "Load Marker Request");

		// export marker position file 
		Fl_Button *out_marker_fileB = new Fl_Button(x4, 100, 150, 30, "Export Markers");

		RunSlider* rt = new RunSlider(gl, gl->frame_cnt, x2, y2, 430,30);

		gl->timeS = rt;
					
		gl->runBut = new RunButton(rt,50, y2, 80,30, gl->frame_time, gl->play_mode);

		Fl_Round_Button *play_modeB = new Fl_Round_Button(x1-20, y2, 50, 30, "Play Real Time");
		play_modeB->value(gl->play_mode);
		
		// auto key eveyr nth frame
		wind->key_nthB = new Fl_Int_Input(50, y3, 40, 25, "key nth");
			init_int_input_button(wind->key_nthB, FL_ALIGN_RIGHT, 0);		

		// manually key this frame
		wind->key_addB = new Fl_Round_Button(50, y4, 50, 30, "key this frame");

		// manually un-key this frame
		wind->key_rmvB = new Fl_Round_Button(50, y4+30, 50, 30, "un-key this frame" );

		// print all keys
		Fl_Round_Button *key_printB = new Fl_Round_Button(x1, y4, 50, 30, "Display keys");

		// clear all keys
		Fl_Round_Button *key_clearB = new Fl_Round_Button(x1, y4+30, 50, 30, "clear ALL keys");

		// user specify which frame to start interp/show
		wind->beginB = new Fl_Int_Input(x2, y3, 50, 25, "Start Frame");
		init_int_input_button(wind->beginB, FL_ALIGN_TOP, gl->begin);
		// last frame to be shown
		wind->endB = new Fl_Int_Input(x3, y3, 50, 25, "End");
		init_int_input_button(wind->endB, FL_ALIGN_TOP, gl->end);

			// light
		Fl_Light_Button *lightB = new Fl_Light_Button(x3, y4, 60, 25, "light");
		lightB->value(1);

			// draw floor
		Fl_Light_Button *floorB = new Fl_Light_Button(x3, y4+30, 60, 25, "floor");
		floorB->value(1);

		// endsite selection
		gl->endsite_browser = new Fl_Multi_Browser(x2_5, y3, 200, 80, "Trace endsites");
		gl->endsite_browser->align(FL_ALIGN_TOP);


				// Euler interp options 
		Fl_Hold_Browser *euler_browser = new Fl_Hold_Browser(x5, 160, 100, 80, "Euler Interp");
		wind->euler_browser	= euler_browser;
		euler_browser->align(FL_ALIGN_TOP);
		euler_browser->add("Hide", 0);
		euler_browser->add("None", 0);
		euler_browser->add("Linear", 0);
		euler_browser->add("Cardinal", 0);
		euler_browser->value(2);

		// Quaternion interp options 
		Fl_Hold_Browser *quat_browser = new Fl_Hold_Browser(x5, 270, 100, 80, "Quat Interp");
		wind->quat_browser = quat_browser;
		quat_browser->align(FL_ALIGN_TOP);
		quat_browser->add("Hide", 0);
		quat_browser->add("None", 0);
		quat_browser->add("Slerp", 0);
		quat_browser->add("Quat Berzier", 0);
		quat_browser->value(2);

		// Expmap interp options 
		Fl_Hold_Browser *emap_browser = new Fl_Hold_Browser(x5, 380, 100, 80, "emap Interp");
		wind->emap_browser = emap_browser;
		emap_browser->align(FL_ALIGN_TOP);
		emap_browser->add("Hide", 0);
		emap_browser->add("None", 0);
		emap_browser->add("Slerp", 0);
		emap_browser->add("Linear", 0);
		emap_browser->value(1);

		Fl_Hold_Browser *marker_type_browser = new Fl_Hold_Browser(x5, 490, 100, 60, "marker type");
		marker_type_browser->align(FL_ALIGN_TOP);
		marker_type_browser->add("EULER", 0);
		marker_type_browser->add("QUAT", 0);
		marker_type_browser->add("EXPMAP", 0);
		marker_type_browser->value(1);

		// camera options
		Fl_Hold_Browser *camera_browser = new Fl_Hold_Browser(x5, 580, 100, 55, "Camera Views");
		camera_browser->align(FL_ALIGN_TOP);
		camera_browser->add("Omnicient", 0);
		camera_browser->add("Smart follow", 0);
		camera_browser->value(OMIN);


		wind->in_motion_fileB->callback((Fl_Callback*)in_motion_fileCB, wind);
		in_marker_fileB->callback((Fl_Callback*)in_marker_fileCB, gl);
		out_marker_fileB->callback((Fl_Callback*)out_marker_fileCB, gl);

		gl->timeS->callback((Fl_Callback*)runSliderCB, wind);
		gl->runBut->callback((Fl_Callback *)runCB, gl);
		play_modeB->callback((Fl_Callback *)play_modeCB, gl);

		wind->key_nthB->callback((Fl_Callback*)key_nthCB, wind);
		wind->key_addB->callback((Fl_Callback*)key_addCB, wind);
		wind->key_rmvB->callback((Fl_Callback*)key_rmvCB, wind);
		key_clearB->callback((Fl_Callback*)key_clearCB, wind);
		key_printB->callback((Fl_Callback*)key_printCB, gl);

		wind->beginB->callback((Fl_Callback*)beginCB, gl);
		wind->endB->callback((Fl_Callback*)endCB, gl);

		lightB->callback((Fl_Callback*)lightCB, gl);
		floorB->callback((Fl_Callback*)floorCB, gl);
		camera_browser->callback((Fl_Callback *)camera_browserCB, gl);

		euler_browser->callback((Fl_Callback *)euler_browserCB, gl);
		quat_browser->callback((Fl_Callback *)quat_browserCB, gl);
		emap_browser->callback((Fl_Callback *)emap_browserCB, gl);
		marker_type_browser->callback((Fl_Callback *)marker_rotType_browserCB, gl);
		gl->endsite_browser->callback((Fl_Callback *)marker_sel_browserCB, gl);

	wind->end();

	wind->show();	// this actually opens the window

	Fl::run();
	delete wind;

	return 1;
}