// CopyCat
//
// Key control and storage system.
//
// Author  Matthew Caryl
// Created 17.4.96

package CopyCat;

import java.awt.Event;

final class KeyControls extends Controller {
	private int[]		keys;
	private boolean[]	keys_down;
	
	public KeyControls(int[] K) {
		keys = new int[K.length];
		for (int i = keys.length - 1; i >= 0; i--)
			keys[i] = K[i];
		keys_down = new boolean[keys.length];
		}
	
	public boolean keyEvent(Event E) {
		for (int i = keys.length - 1; i >= 0; i--) {
			if (keys[i] == E.key)
				switch (E.id) {
					case Event.KEY_ACTION_RELEASE:
					case Event.KEY_RELEASE:
						keys_down[i] = false;
						return true;
					case Event.KEY_ACTION:
					case Event.KEY_PRESS:
						keys_down[i] = true;
						return true;
					default:
						System.err.println("report to programmer - keyEvent");
						break;
					}
			}
		return false;
		}
	
	public void transfer(boolean[] K) {
		for (int i = keys.length - 1; i >= 0; i--)
			K[i] = keys_down[i];
		}
	
	public boolean transfer(int i) {
		return keys_down[i];
		}
	}