本文整理了Java中com.badlogic.gdx.scenes.scene2d.Actor.isDescendantOf()方法的一些代码示例，展示了Actor.isDescendantOf()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Actor.isDescendantOf()方法的具体详情如下：
包路径：com.badlogic.gdx.scenes.scene2d.Actor
类名称：Actor
方法名：isDescendantOf

Actor.isDescendantOf介绍

[英]Returns true if this actor is the same as or is the descendant of the specified actor.
[中]如果此参与者与指定参与者相同或是其后代，则返回true。

代码示例

代码示例来源：origin: libgdx/libgdx

/** Removes the touch, keyboard, and scroll focus for the specified actor and any descendants. */
public void unfocus (Actor actor) {
  cancelTouchFocus(actor);
  if (scrollFocus != null && scrollFocus.isDescendantOf(actor)) setScrollFocus(null);
  if (keyboardFocus != null && keyboardFocus.isDescendantOf(actor)) setKeyboardFocus(null);
}

代码示例来源：origin: libgdx/libgdx

/** Removes the touch, keyboard, and scroll focus for the specified actor and any descendants. */
public void unfocus (Actor actor) {
  cancelTouchFocus(actor);
  if (scrollFocus != null && scrollFocus.isDescendantOf(actor)) setScrollFocus(null);
  if (keyboardFocus != null && keyboardFocus.isDescendantOf(actor)) setKeyboardFocus(null);
}

代码示例来源：origin: libgdx/libgdx

/** Returns true if the specified position is over the specified actor or within the tap square. */
public boolean isOver (Actor actor, float x, float y) {
  Actor hit = actor.hit(x, y, true);
  if (hit == null || !hit.isDescendantOf(actor)) return inTapSquare(x, y);
  return true;
}

代码示例来源：origin: libgdx/libgdx

public void exit (InputEvent event, float x, float y, int pointer, Actor toActor) {
    super.exit(event, x, y, pointer, toActor);
    if (toActor == null || !toActor.isDescendantOf(Tree.this)) setOverNode(null);
  }
});

代码示例来源：origin: libgdx/libgdx

/** Returns true if the specified position is over the specified actor or within the tap square. */
public boolean isOver (Actor actor, float x, float y) {
  Actor hit = actor.hit(x, y, true);
  if (hit == null || !hit.isDescendantOf(actor)) return inTapSquare(x, y);
  return true;
}

代码示例来源：origin: libgdx/libgdx

public void exit (InputEvent event, float x, float y, int pointer, Actor toActor) {
    super.exit(event, x, y, pointer, toActor);
    if (toActor == null || !toActor.isDescendantOf(Tree.this)) setOverNode(null);
  }
});

代码示例来源：origin: libgdx/libgdx

public void exit (InputEvent event, float x, float y, int pointer, Actor toActor) {
  if (toActor != null && toActor.isDescendantOf(event.getListenerActor())) return;
  hide();
}

代码示例来源：origin: libgdx/libgdx

public void exit (InputEvent event, float x, float y, int pointer, Actor toActor) {
  if (toActor != null && toActor.isDescendantOf(event.getListenerActor())) return;
  hide();
}

代码示例来源：origin: libgdx/libgdx

public void enter (InputEvent event, float x, float y, int pointer, Actor fromActor) {
  if (pointer != -1) return;
  if (Gdx.input.isTouched()) return;
  Actor actor = event.getListenerActor();
  if (fromActor != null && fromActor.isDescendantOf(actor)) return;
  setContainerPosition(actor, x, y);
  manager.enter(this);
}

代码示例来源：origin: libgdx/libgdx

public void enter (InputEvent event, float x, float y, int pointer, Actor fromActor) {
  if (pointer != -1) return;
  if (Gdx.input.isTouched()) return;
  Actor actor = event.getListenerActor();
  if (fromActor != null && fromActor.isDescendantOf(actor)) return;
  setContainerPosition(actor, x, y);
  manager.enter(this);
}

代码示例来源：origin: libgdx/libgdx

private void focusChanged (FocusEvent event) {
    Stage stage = getStage();
    if (isModal && stage != null && stage.getRoot().getChildren().size > 0
      && stage.getRoot().getChildren().peek() == Dialog.this) { // Dialog is top most actor.
      Actor newFocusedActor = event.getRelatedActor();
      if (newFocusedActor != null && !newFocusedActor.isDescendantOf(Dialog.this)
        && !(newFocusedActor.equals(previousKeyboardFocus) || newFocusedActor.equals(previousScrollFocus)))
        event.cancel();
    }
  }
};

代码示例来源：origin: libgdx/libgdx

private void focusChanged (FocusEvent event) {
    Stage stage = getStage();
    if (isModal && stage != null && stage.getRoot().getChildren().size > 0
      && stage.getRoot().getChildren().peek() == Dialog.this) { // Dialog is top most actor.
      Actor newFocusedActor = event.getRelatedActor();
      if (newFocusedActor != null && !newFocusedActor.isDescendantOf(Dialog.this)
        && !(newFocusedActor.equals(previousKeyboardFocus) || newFocusedActor.equals(previousScrollFocus)))
        event.cancel();
    }
  }
};

代码示例来源：origin: libgdx/libgdx

/** {@link #pack() Packs} the dialog (but doesn't set the position), adds it to the stage, sets it as the keyboard and scroll
 * focus, clears any actions on the dialog, and adds the specified action to it. The previous keyboard and scroll focus are
 * remembered so they can be restored when the dialog is hidden.
 * @param action May be null. */
public Dialog show (Stage stage, Action action) {
  clearActions();
  removeCaptureListener(ignoreTouchDown);
  previousKeyboardFocus = null;
  Actor actor = stage.getKeyboardFocus();
  if (actor != null && !actor.isDescendantOf(this)) previousKeyboardFocus = actor;
  previousScrollFocus = null;
  actor = stage.getScrollFocus();
  if (actor != null && !actor.isDescendantOf(this)) previousScrollFocus = actor;
  pack();
  stage.addActor(this);
  stage.cancelTouchFocus();
  stage.setKeyboardFocus(this);
  stage.setScrollFocus(this);
  if (action != null) addAction(action);
  return this;
}

代码示例来源：origin: libgdx/libgdx

/** {@link #pack() Packs} the dialog (but doesn't set the position), adds it to the stage, sets it as the keyboard and scroll
 * focus, clears any actions on the dialog, and adds the specified action to it. The previous keyboard and scroll focus are
 * remembered so they can be restored when the dialog is hidden.
 * @param action May be null. */
public Dialog show (Stage stage, Action action) {
  clearActions();
  removeCaptureListener(ignoreTouchDown);
  previousKeyboardFocus = null;
  Actor actor = stage.getKeyboardFocus();
  if (actor != null && !actor.isDescendantOf(this)) previousKeyboardFocus = actor;
  previousScrollFocus = null;
  actor = stage.getScrollFocus();
  if (actor != null && !actor.isDescendantOf(this)) previousScrollFocus = actor;
  pack();
  stage.addActor(this);
  stage.cancelTouchFocus();
  stage.setKeyboardFocus(this);
  stage.setScrollFocus(this);
  if (action != null) addAction(action);
  return this;
}

代码示例来源：origin: libgdx/libgdx

/** Removes the dialog from the stage, restoring the previous keyboard and scroll focus, and adds the specified action to the
 * dialog.
 * @param action If null, the dialog is removed immediately. Otherwise, the dialog is removed when the action completes. The
 *           dialog will not respond to touch down events during the action. */
public void hide (Action action) {
  Stage stage = getStage();
  if (stage != null) {
    removeListener(focusListener);
    if (previousKeyboardFocus != null && previousKeyboardFocus.getStage() == null) previousKeyboardFocus = null;
    Actor actor = stage.getKeyboardFocus();
    if (actor == null || actor.isDescendantOf(this)) stage.setKeyboardFocus(previousKeyboardFocus);
    if (previousScrollFocus != null && previousScrollFocus.getStage() == null) previousScrollFocus = null;
    actor = stage.getScrollFocus();
    if (actor == null || actor.isDescendantOf(this)) stage.setScrollFocus(previousScrollFocus);
  }
  if (action != null) {
    addCaptureListener(ignoreTouchDown);
    addAction(sequence(action, Actions.removeListener(ignoreTouchDown, true), Actions.removeActor()));
  } else
    remove();
}

代码示例来源：origin: libgdx/libgdx

/** Removes the dialog from the stage, restoring the previous keyboard and scroll focus, and adds the specified action to the
 * dialog.
 * @param action If null, the dialog is removed immediately. Otherwise, the dialog is removed when the action completes. The
 *           dialog will not respond to touch down events during the action. */
public void hide (Action action) {
  Stage stage = getStage();
  if (stage != null) {
    removeListener(focusListener);
    if (previousKeyboardFocus != null && previousKeyboardFocus.getStage() == null) previousKeyboardFocus = null;
    Actor actor = stage.getKeyboardFocus();
    if (actor == null || actor.isDescendantOf(this)) stage.setKeyboardFocus(previousKeyboardFocus);
    if (previousScrollFocus != null && previousScrollFocus.getStage() == null) previousScrollFocus = null;
    actor = stage.getScrollFocus();
    if (actor == null || actor.isDescendantOf(this)) stage.setScrollFocus(previousScrollFocus);
  }
  if (action != null) {
    addCaptureListener(ignoreTouchDown);
    addAction(sequence(action, Actions.removeListener(ignoreTouchDown, true), Actions.removeActor()));
  } else
    remove();
}

代码示例来源：origin: libgdx/libgdx

if (actor != null && !actor.isDescendantOf(this)) previousScrollFocus = actor;
stage.setScrollFocus(this);

代码示例来源：origin: libgdx/libgdx

if (actor != null && !actor.isDescendantOf(this)) previousScrollFocus = actor;
stage.setScrollFocus(this);

代码示例来源：origin: kotcrab/vis-ui

@Override
public void exit (InputEvent event, float x, float y, int pointer, Actor toActor) {
  super.exit(event, x, y, pointer, toActor);
  if (pointer == -1 && (toActor == null || toActor.isDescendantOf(owner) == false)) {
    clearCustomCursor();
  }
}

代码示例来源：origin: com.badlogicgames.gdx/gdx

public void enter (InputEvent event, float x, float y, int pointer, Actor fromActor) {
  if (pointer != -1) return;
  if (Gdx.input.isTouched()) return;
  Actor actor = event.getListenerActor();
  if (fromActor != null && fromActor.isDescendantOf(actor)) return;
  setContainerPosition(actor, x, y);
  manager.enter(this);
}