/* $Id: input.cpp,v 1.15 2005/06/28 13:55:19 chfreund Exp $ */

#include "input.hpp"

Input::Input() {
	// check if SDL has been initialized
	ASSERT( (SDL_WasInit(SDL_INIT_VIDEO ) & SDL_INIT_VIDEO) != 0,
	        "Input::Input: SDL has not been initialized yet\n" );

	// disable key repeat
	SDL_EnableKeyRepeat( 0, 0 );

	// disable unicode generation
	SDL_EnableUNICODE( 0 );

	// clear keyboard state array
	for( int s = 0; s < SDLK_LAST; s++ ) {
		m_kbState[s] = 0;
	}
}

Input::~Input() {
}

void Input::pumpEvents() {
	SDL_Event event;
	
	while ( SDL_PollEvent( &event ) ) {
		// Save KEYDOWN and KEYUP events by setting m_kbState
		if ( event.type == SDL_KEYDOWN ) {
			m_kbState[event.key.keysym.sym] = JUST_PRESSED;
		}
		else if ( event.type == SDL_KEYUP ) {
			m_kbState[event.key.keysym.sym] = NOT_PRESSED;
		}
		
		// Propagate event to all listeners
		std::vector<InputHandler*>::iterator it;
		for ( it = m_listener.begin(); it != m_listener.end(); it++ ) {
			if ( (*it)->handleInput( &event ) ) {
				break;
			}
		}
	}
}

void Input::setChatMode( bool value ) {
	if ( value ) {
		SDL_EnableKeyRepeat( 300, 25 );
		SDL_EnableUNICODE( 1 );
	}
	else {
		SDL_EnableKeyRepeat( 0, 0 );
		SDL_EnableUNICODE( 0 );
	}
}

bool Input::anyKeyPressed() {
	// update();
	for( int k = 0; k < SDLK_LAST; k++ ) {
		if( keyPressed( k )) return true;
	}
	return false;
}