Nitrito Code

#include "nitrito.h"



GLfloat color_active[4]= {1,0.6,0.1,0.8};
GLfloat color_inactive[4]= {1,1,1,0.8};  
GLfloat color_unaviable[4]= {0.2,0.2,0.2,0.8};  
GLfloat color_info[4]= {0.2,0.2,1,0.8};  
GLfloat color_console[4]= {0,1,0,1}; 

Menu::Menu()
{
	is_open = TRUE;	
	active_page = PAGE_MAIN;
	
}

void Menu::push_menu_matrix() {
	glPushMatrix();
	glLoadIdentity();		
	glPushAttrib(GL_TRANSFORM_BIT);
	GLint	viewport[4];
	glGetIntegerv(GL_VIEWPORT, viewport);
	glMatrixMode(GL_PROJECTION);
	glPushMatrix();
	glLoadIdentity();
	gluOrtho2D(viewport[0],viewport[2],viewport[1],viewport[3]);
	glPopAttrib();
}

void Menu::pop_menu_matrix() {
	glPushAttrib(GL_TRANSFORM_BIT);
	glMatrixMode(GL_PROJECTION);
	glPopMatrix();
	glPopAttrib();
	glPopMatrix();
}


void Menu::start_race()
{
  SDL_Delay(500);
	race.reset();
	is_open=FALSE;
	race.is_open = TRUE;
	
}

int Menu::page_main(int action)
{
	static int option = 0;
	const int num_options = 7;
	
	switch(action)
	{
		case MENU_IN:
		{
			if(option == 0) 
				{
					snd.stop_sample(SND_MENU);
				
					start_race();
				}
			else if(option == 2) 
				{
					snd.replay_sample(SND_TAC);
					editor = new Editor;
					active_page=PAGE_EDITOR;
				}
			else if(option == 5) 
				{
					snd.replay_sample(SND_TAC);
					console.force_open();
					active_page=PAGE_CONSOLE;
				}
			else if(option == 6) options.done = TRUE;
			break;
		}
		case MENU_UP:
		{
			snd.replay_sample(SND_TIC);
			if(option>0) option--;
			else option = num_options-1;
			break;
		}
		case MENU_DOWN:
		{
			snd.replay_sample(SND_TIC);
			if(option<num_options-1) option++;
			else option = 0;
			break;
		}
		case MENU_DRAW:
		{
			if(option == 0) glColor4fv(color_active); else glColor4fv(color_inactive);  
			freetype::print(font_big,40,options.screen_h-100 , "Nivel de prueba");
			if(option == 1) glColor4fv(color_unaviable); else glColor4fv(color_inactive);  
			freetype::print(font_big,40,options.screen_h-140 , "Multijuegador");
			if(option == 2) glColor4fv(color_active); else glColor4fv(color_inactive);  
			freetype::print(font_big,40,options.screen_h-180 , "Editor");
			if(option == 3) glColor4fv(color_unaviable); else glColor4fv(color_inactive);  
			freetype::print(font_big,40,options.screen_h-220 , "Opciones");
			if(option == 4) glColor4fv(color_unaviable); else glColor4fv(color_inactive);   
			freetype::print(font_big,40,options.screen_h-260 , "Creditos");
			if(option == 5)	glColor4fv(color_active); else glColor4fv(color_inactive);   
			freetype::print(font_big,40,options.screen_h-300 , "Consola");
			if(option == 6) glColor4fv(color_active); else glColor4fv(color_inactive);  
			freetype::print(font_big,40,options.screen_h-340 , "Salir");
			
			break;
		}
		
		default: return -1;
	}
	
	return 0;
}

int Menu::page_editor(int action)
{

	switch(action)
	{
		case MENU_OUT:
		{
			snd.replay_sample(SND_TUC);
			
			delete editor;
			
			active_page=PAGE_MAIN;
			console.force_close();
			break;
			
		}
		case MENU_DRAW:
		{
			editor->draw();
			
			break;
		}
		
		default: return -1;
	}
	
	return 0;
}

int Menu::page_console(int action)
{

	switch(action)
	{
		case MENU_OUT:
		{
			snd.replay_sample(SND_TUC);
			active_page=PAGE_MAIN;
			console.force_close();
			
			break;
			
		}
		case MENU_DRAW:
		{
			glColor4fv(color_info);
			freetype::print(font,20,options.screen_h-20 , "ESC para volver al menu principal");
			
			glColor4fv(color_console);
			console.draw_flat();

			break;
		}
		
		default: return -1;
	}
	
	return 0;
}
/*int Menu::mouse_check()
{
	switch(active_page)
	{
		case PAGE_MAIN:
		{
			
			
			break;
		}
	}
	
}*/

int Menu::send_action(int action)
{
	switch(active_page)
	{
		case PAGE_MAIN:
		{
			page_main(action);
			
			break;
		}
		case PAGE_CONSOLE:
		{
			page_console(action);
			
			break;
		}
		case PAGE_EDITOR:
		{
			page_editor(action);
			
			break;
		}
				
		default: return -1;
	}
	
	return 0;
}

void Menu::draw()
{
	glDisable(GL_BLEND);
	glEnable(GL_TEXTURE_2D);
	glDisable(GL_LIGHTING);
	glColor3f(1,1,1); 
	
	push_menu_matrix();
	glBindTexture( GL_TEXTURE_2D, texture[33]);
	glBegin(GL_QUADS);
		glTexCoord2f( 1.0f, 1.0f ); glVertex2f( options.screen_w+1,  options.screen_h+2 );
		glTexCoord2f( 0.0f, 1.0f ); glVertex2f( -1,  options.screen_h+1 );
		glTexCoord2f( 0.0f, 0.0f ); glVertex2f( -1,   -1 );
		glTexCoord2f( 1.0f, 0.0f ); glVertex2f( options.screen_w+1, -1 );
	glEnd();
		
	send_action(MENU_DRAW);
	
	draw_cursor();
	
	
	pop_menu_matrix();
	
	
  snd.play_music(SND_MENU);
	
}