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

   1 /*
   2  * Sixth 3D engine. Copyright ©2012-2018, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of version 3 of the GNU Lesser General Public License
   6  * or later as published by the Free Software Foundation.
   7  *
   8  */
   9
  10 package eu.svjatoslav.sixth.e3d.gui.humaninput;
  11
  12 import eu.svjatoslav.sixth.e3d.gui.Avatar;
  13 import eu.svjatoslav.sixth.e3d.gui.ViewPanel;
  14 import eu.svjatoslav.sixth.e3d.gui.textEditorComponent.KeyboardHelper;
  15
  16 import java.awt.event.KeyEvent;
  17
  18 public class WorldNavigationUserInputTracker implements UserInputHandler {
  19
  20     @Override
  21     public boolean beforeRender(final ViewPanel viewPanel,
  22                                 final int millisecondsSinceLastFrame) {
  23
  24         final HIDInputTracker inputTracker = viewPanel.getHIDInputTracker();
  25
  26         final Avatar avatar = viewPanel.getAvatar();
  27
  28         final double actualAcceleration = (long) millisecondsSinceLastFrame
  29                 * avatar.avatarAcceleration
  30                 * (1 + (avatar.getMovementSpeed() / 10));
  31
  32         if (inputTracker.isKeyPressed(KeyboardHelper.UP))
  33             avatar.getMovementVector().z += actualAcceleration;
  34
  35         if (inputTracker.isKeyPressed(KeyboardHelper.DOWN))
  36             avatar.getMovementVector().z -= actualAcceleration;
  37
  38         if (inputTracker.isKeyPressed(KeyboardHelper.RIGHT))
  39             avatar.getMovementVector().x += actualAcceleration;
  40
  41         if (inputTracker.isKeyPressed(KeyboardHelper.LEFT))
  42             avatar.getMovementVector().x -= actualAcceleration;
  43
  44         avatar.enforceSpeedLimit();
  45
  46         return false;
  47     }
  48
  49     @Override
  50     public boolean focusLost(final ViewPanel viewPanel) {
  51         viewPanel.removeViewRenderListener(this);
  52         return false;
  53     }
  54
  55     @Override
  56     public boolean focusReceived(final ViewPanel viewPanel) {
  57         viewPanel.addViewRenderListener(this);
  58         return false;
  59     }
  60
  61     @Override
  62     public boolean keyPressed(final KeyEvent event, final ViewPanel viewContext) {
  63         return false;
  64     }
  65
  66     @Override
  67     public boolean keyReleased(final KeyEvent event, final ViewPanel viewContext) {
  68         return false;
  69     }
  70
  71 }