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

   1 /*
   2  * Sixth 3D engine. Author: Svjatoslav Agejenko.
   3  * This project is released under Creative Commons Zero (CC0) license.
   4  */
   5 package eu.svjatoslav.sixth.e3d.gui.humaninput;
   6
   7 import eu.svjatoslav.sixth.e3d.gui.ViewPanel;
   8 import eu.svjatoslav.sixth.e3d.gui.ViewRenderListener;
   9
  10 import java.awt.event.KeyEvent;
  11
  12 public interface UserInputHandler extends ViewRenderListener {
  13
  14     /**
  15      * @return <code>true</code> if view update is needed.
  16      */
  17     boolean focusLost(ViewPanel viewPanel);
  18
  19     /**
  20      * @return <code>true</code> if view update is needed.
  21      */
  22     boolean focusReceived(ViewPanel viewPanel);
  23
  24     /**
  25      * @return <code>true</code> if view update is needed.
  26      */
  27     boolean keyPressed(KeyEvent event, ViewPanel viewPanel);
  28
  29     /**
  30      * @return <code>true</code> if view update is needed.
  31      */
  32     boolean keyReleased(KeyEvent event, ViewPanel viewPanel);
  33
  34 }