package api;

/**
 *
 * @author PLUTONiUM
 */
public abstract class GameCanvas extends javax.microedition.lcdui.game.GameCanvas {
    
    public static final int DOWN_PRESSED = 2;
    public static final int FIRE_PRESSED = (2 << 1);
    public static final int LEFT_PRESSED = (2 << 2);
    public static final int RIGHT_PRESSED = (2 << 3);
    public static final int UP_PRESSED = (2 << 4);
    
    public static final int GAME_A_PRESSED = (2 << 5);
    public static final int GAME_B_PRESSED = (2 << 6);
    public static final int GAME_C_PRESSED = (2 << 7);
    public static final int GAME_D_PRESSED = (2 << 8);
    
    public static final int KEY_NUM0_PRESSED = (2 << 9);
    public static final int KEY_NUM1_PRESSED = (2 << 10);
    public static final int KEY_NUM2_PRESSED = (2 << 11);
    public static final int KEY_NUM3_PRESSED = (2 << 12);
    public static final int KEY_NUM4_PRESSED = (2 << 13);
    public static final int KEY_NUM5_PRESSED = (2 << 14);
    public static final int KEY_NUM6_PRESSED = (2 << 15);
    public static final int KEY_NUM7_PRESSED = (2 << 16);
    public static final int KEY_NUM8_PRESSED = (2 << 17);
    public static final int KEY_NUM9_PRESSED = (2 << 18);
    public static final int KEY_POUND_PRESSED = (2 << 19);
    public static final int KEY_STAR_PRESSED = (2 << 20);
    
    private int keyStates;

    protected GameCanvas(boolean suppressKeyEvents) {
        super(suppressKeyEvents);
    }

    public int getKeyStates() {
        return keyStates;
    }

    protected void keyPressed(int keyCode) {
        switch(keyCode) {
            case DOWN:
                keyStates |= DOWN_PRESSED;
                break;
            case FIRE:
                keyStates |= FIRE_PRESSED;
                break;
            case LEFT:
                keyStates |= LEFT_PRESSED;
                break;
            case RIGHT:
                keyStates |= RIGHT_PRESSED;
                break;
            case UP:
                keyStates |= UP_PRESSED;
                break;
            case GAME_A:
                keyStates |= GAME_A_PRESSED;
                break;
            case GAME_B:
                keyStates |= GAME_B_PRESSED;
                break;
            case GAME_C:
                keyStates |= GAME_C_PRESSED;
                break;
            case GAME_D:
                keyStates |= GAME_D_PRESSED;
                break;
            case KEY_NUM0:
                keyStates |= KEY_NUM0_PRESSED;
                break;
            case KEY_NUM1:
                keyStates |= KEY_NUM1_PRESSED;
                break;
            case KEY_NUM2:
                keyStates |= KEY_NUM2_PRESSED;
                break;
            case KEY_NUM3:
                keyStates |= KEY_NUM3_PRESSED;
                break;
            case KEY_NUM4:
                keyStates |= KEY_NUM4_PRESSED;
                break;
            case KEY_NUM5:
                keyStates |= KEY_NUM5_PRESSED;
                break;
            case KEY_NUM6:
                keyStates |= KEY_NUM6_PRESSED;
                break;
            case KEY_NUM7:
                keyStates |= KEY_NUM7_PRESSED;
                break;
            case KEY_NUM8:
                keyStates |= KEY_NUM8_PRESSED;
                break;
            case KEY_NUM9:
                keyStates |= KEY_NUM9_PRESSED;
                break;
            case KEY_POUND:
                keyStates |= KEY_POUND_PRESSED;
                break;
            case KEY_STAR:
                keyStates |= KEY_STAR_PRESSED;
                break;
        }
    }

    protected void keyReleased(int keyCode) {
        switch(keyCode) {
            case DOWN:
                keyStates ^= DOWN_PRESSED;
                break;
            case FIRE:
                keyStates ^= FIRE_PRESSED;
                break;
            case LEFT:
                keyStates ^= LEFT_PRESSED;
                break;
            case RIGHT:
                keyStates ^= RIGHT_PRESSED;
                break;
            case UP:
                keyStates ^= UP_PRESSED;
                break;
            case GAME_A:
                keyStates ^= GAME_A_PRESSED;
                break;
            case GAME_B:
                keyStates ^= GAME_B_PRESSED;
                break;
            case GAME_C:
                keyStates ^= GAME_C_PRESSED;
                break;
            case GAME_D:
                keyStates ^= GAME_D_PRESSED;
                break;
            case KEY_NUM0:
                keyStates ^= KEY_NUM0_PRESSED;
                break;
            case KEY_NUM1:
                keyStates ^= KEY_NUM1_PRESSED;
                break;
            case KEY_NUM2:
                keyStates ^= KEY_NUM2_PRESSED;
                break;
            case KEY_NUM3:
                keyStates ^= KEY_NUM3_PRESSED;
                break;
            case KEY_NUM4:
                keyStates ^= KEY_NUM4_PRESSED;
                break;
            case KEY_NUM5:
                keyStates ^= KEY_NUM5_PRESSED;
                break;
            case KEY_NUM6:
                keyStates ^= KEY_NUM6_PRESSED;
                break;
            case KEY_NUM7:
                keyStates ^= KEY_NUM7_PRESSED;
                break;
            case KEY_NUM8:
                keyStates ^= KEY_NUM8_PRESSED;
                break;
            case KEY_NUM9:
                keyStates ^= KEY_NUM9_PRESSED;
                break;
            case KEY_POUND:
                keyStates ^= KEY_POUND_PRESSED;
                break;
            case KEY_STAR:
                keyStates ^= KEY_STAR_PRESSED;
                break;
        }
    }
}