#include "keyboard.h"

Keyboard::Keyboard(){
    nop = new Nop;

    pressedDown   = new KeyboardDownPressed;
    releasedDown  = new KeyboardDownReleased;
    pressedLeft   = new KeyboardLeftPressed;
    pressedRight  = new KeyboardRightPressed;
}
Keyboard::~Keyboard(){
    delete nop;
    delete pressedDown;
    delete releasedDown;
    delete pressedLeft;
    delete pressedRight;
}

Command* Keyboard::handleEvent( SDL_Event e ){
    switch( e.type ){
    case SDL_KEYDOWN:
        return pressed( e.key.keysym.sym, e.key.keysym.mod );
    case SDL_KEYUP:
        return released( e.key.keysym.sym, e.key.keysym.mod );
    default:
        return nop;
    }
}

Command* Keyboard::pressed( SDL_Keycode k, Uint16 mod ){
    switch(k){
        case SDLK_DOWN:
            return pressedDown;
        case SDLK_LEFT:
            return pressedLeft;
        case SDLK_RIGHT:
            return pressedRight;
        default:
            return nop;
    }
}

Command* Keyboard::released( SDL_Keycode k, Uint16 mod ){
    switch(k){
        case SDLK_DOWN:
            return releasedDown;
        default:
            return nop;
    }
}