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- package j2dgame.game;
- import java.awt.event.KeyEvent;
- import java.awt.event.KeyListener;
- public class InputHandler implements KeyListener {
- public InputHandler(Game game) {
- game.addKeyListener(this);
- }
- public class Key {
- private int numTimesPressed = 0;
- private boolean pressed = false;
- public int getNumTimesPressed() {
- return numTimesPressed;
- }
- public boolean isPressed() {
- return pressed;
- }
- public void toggle(boolean isPressed) {
- pressed = isPressed;
- if (isPressed)
- numTimesPressed++;
- }
- }
- public Key up = new Key();
- public Key down = new Key();
- public Key left = new Key();
- public Key right = new Key();
- public void keyPressed(KeyEvent e) {
- toggleKey(e.getKeyCode(), true);
- }
- public void keyReleased(KeyEvent e) {
- toggleKey(e.getKeyCode(), false);
- }
- public void keyTyped(KeyEvent arg0) {
- }
- public void toggleKey(int keyCode, boolean isPressed) {
- if (keyCode == KeyEvent.VK_W || keyCode == KeyEvent.VK_UP) {
- up.toggle(isPressed);
- }
- if (keyCode == KeyEvent.VK_S || keyCode == KeyEvent.VK_DOWN) {
- down.toggle(isPressed);
- }
- if (keyCode == KeyEvent.VK_A || keyCode == KeyEvent.VK_LEFT) {
- left.toggle(isPressed);
- }
- if (keyCode == KeyEvent.VK_D || keyCode == KeyEvent.VK_RIGHT) {
- right.toggle(isPressed);
- }
- }
- }
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