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package de.lessvoid.nifty.slick2d.input.events;

import de.lessvoid.nifty.input.keyboard.KeyboardInputEvent;
import de.lessvoid.nifty.slick2d.input.ForwardingMode;
import de.lessvoid.nifty.slick2d.input.InputState;

import javax.annotation.Nonnull;

/**
 * This is the abstract keyboard event that stores the data all keyboard events got in common.
 *
 * @author Martin Karing <[email protected]>
 */
@SuppressWarnings("AbstractClassExtendsConcreteClass")
public abstract class AbstractKeyboardEvent extends KeyboardInputEvent implements InputEvent {
  /**
   * Create the keyboard event and store the ID of the key and the character.
   *
   * @param keyId       the ID of the key that was used
   * @param keyChar     the character assigned to the used key
   * @param keyDown     {@code true} in case the key is pressed down
   * @param shiftDown   {@code true} in case shift is pressed down at the same time
   * @param controlDown {@code true} in case control is pressed down at the same time
   */
  protected AbstractKeyboardEvent(
      final int keyId, final char keyChar, final boolean keyDown, final boolean shiftDown, final boolean controlDown) {
    super(keyId, keyChar, keyDown, shiftDown, controlDown);
  }

  /**
   * {@inheritDoc} Default implementation allows this event to be executed in any case.
   */
  @Override
  public boolean executeEvent(@Nonnull final InputState state) {
    return true;
  }

  @Override
  public boolean isForwarded(@Nonnull final ForwardingMode mode) {
    return (mode == ForwardingMode.keyboard) || (mode == ForwardingMode.all);
  }

  /**
   * {@inheritDoc} The default implementation never updates the state.
   */
  @Override
  public void updateState(@Nonnull final InputState state, final boolean handledByGUI) {
    // nothing to do
  }
}