src/main/java/eu/svjatoslav/sixth/e3d/gui/humaninput/WorldNavigationUserInputTracker.java

   1 /*
   2  * Sixth 3D engine. Author: Svjatoslav Agejenko.
   3  * This project is released under Creative Commons Zero (CC0) license.
   4  *
   5 *
   6  */
   7
   8 package eu.svjatoslav.sixth.e3d.gui.humaninput;
   9
  10 import eu.svjatoslav.sixth.e3d.gui.Avatar;
  11 import eu.svjatoslav.sixth.e3d.gui.ViewPanel;
  12 import eu.svjatoslav.sixth.e3d.gui.textEditorComponent.KeyboardHelper;
  13
  14 import java.awt.event.KeyEvent;
  15
  16 public class WorldNavigationUserInputTracker implements UserInputHandler {
  17
  18     @Override
  19     public boolean beforeRender(final ViewPanel viewPanel,
  20                                 final int millisecondsSinceLastFrame) {
  21
  22         final HIDInputTracker inputTracker = viewPanel.getHIDInputTracker();
  23
  24         final Avatar avatar = viewPanel.getAvatar();
  25
  26         final double actualAcceleration = (long) millisecondsSinceLastFrame
  27                 * avatar.avatarAcceleration
  28                 * (1 + (avatar.getMovementSpeed() / 10));
  29
  30         if (inputTracker.isKeyPressed(KeyboardHelper.UP))
  31             avatar.getMovementVector().z += actualAcceleration;
  32
  33         if (inputTracker.isKeyPressed(KeyboardHelper.DOWN))
  34             avatar.getMovementVector().z -= actualAcceleration;
  35
  36         if (inputTracker.isKeyPressed(KeyboardHelper.RIGHT))
  37             avatar.getMovementVector().x += actualAcceleration;
  38
  39         if (inputTracker.isKeyPressed(KeyboardHelper.LEFT))
  40             avatar.getMovementVector().x -= actualAcceleration;
  41
  42         avatar.enforceSpeedLimit();
  43
  44         return false;
  45     }
  46
  47     @Override
  48     public boolean focusLost(final ViewPanel viewPanel) {
  49         viewPanel.removeViewRenderListener(this);
  50         return false;
  51     }
  52
  53     @Override
  54     public boolean focusReceived(final ViewPanel viewPanel) {
  55         viewPanel.addViewRenderListener(this);
  56         return false;
  57     }
  58
  59     @Override
  60     public boolean keyPressed(final KeyEvent event, final ViewPanel viewContext) {
  61         return false;
  62     }
  63
  64     @Override
  65     public boolean keyReleased(final KeyEvent event, final ViewPanel viewContext) {
  66         return false;
  67     }
  68
  69 }