Java Code Examples for com.badlogic.gdx.scenes.scene2d.Actor#setPosition()

public static Vector2 setPositionRelative(Actor srcActor, int srcAlign, Actor dstActor, int dstAlign, float dstX, float dstY, boolean round) {
    Vector2 pos = tmpVec2.set(srcActor.getX(srcAlign), srcActor.getY(srcAlign));

    if ((dstAlign & right) != 0)
        pos.x -= dstActor.getWidth();
    else if ((dstAlign & left) == 0)
        pos.x -= dstActor.getWidth() / 2;

    if ((dstAlign & top) != 0)
        pos.y -= dstActor.getHeight();
    else if ((dstAlign & bottom) == 0)
        pos.y -= dstActor.getHeight() / 2;

    pos.add(dstX, dstY);

    if (round) {
        pos.set(pos.x, pos.y);
    }
    dstActor.setPosition(pos.x, pos.y);
    return pos;
}
 

@Override
public void process(final LmlParser parser, final LmlTag tag, final Actor actor, final String rawAttributeData) {
    String[] values = parser.parseArray(rawAttributeData, actor);
    if (values.length != 2) {
        parser.throwError("There must be exactly 2 values in the array");
    }
    try {
        actor.setPosition(
                Float.parseFloat(values[0]),
                Float.parseFloat(values[1]));
    } catch (NumberFormatException e) {
        parser.throwError("Can't read position values from the array.", e);
    }
}
 

@Override
protected void process(int entityId) {
  tmpVec2.set(mPosition.get(entityId).position);
  iso.toScreen(tmpVec2);

  Label label = mLabel.get(entityId);
  tmpVec2.add(label.offset);

  Actor actor = label.actor;
  actor.setPosition(tmpVec2.x, tmpVec2.y, Align.center | Align.bottom);
  labels.add(actor);
}
 

public void setDetails(Actor details, Item item, Actor parent, Actor slot) {
  if (this.details == details) return;
  this.details = details;
  if (slot != null) {
    details.setPosition(slot.getX() + slot.getWidth() / 2, slot.getY() + slot.getHeight(), Align.bottom | Align.center);
    tmpVec2.set(details.getX(), details.getY());
    parent.localToStageCoordinates(tmpVec2);
    tmpVec2.x = MathUtils.clamp(tmpVec2.x, 0, stage.getWidth()  - details.getWidth());
    tmpVec2.y = MathUtils.clamp(tmpVec2.y, 0, stage.getHeight() - details.getHeight());
    details.setPosition(tmpVec2.x, tmpVec2.y);
    tmpVec2.set(slot.getX(), slot.getY());
    parent.localToStageCoordinates(tmpVec2);
    if (details.getY() < tmpVec2.y + slot.getHeight()) {
      details.setPosition(slot.getX() + slot.getWidth() / 2, slot.getY(), Align.top | Align.center);
      tmpVec2.set(details.getX(), details.getY());
      parent.localToStageCoordinates(tmpVec2);
      tmpVec2.x = MathUtils.clamp(tmpVec2.x, 0, stage.getWidth()  - details.getWidth());
      tmpVec2.y = MathUtils.clamp(tmpVec2.y, 0, stage.getHeight() - details.getHeight());
      details.setPosition(tmpVec2.x, tmpVec2.y);
    }
  } else {
    details.setPosition(item.getX() + item.getWidth() / 2, item.getY(), Align.top | Align.center);
    tmpVec2.set(details.getX(), details.getY());
    parent.localToStageCoordinates(tmpVec2);
    tmpVec2.x = MathUtils.clamp(tmpVec2.x, 0, stage.getWidth()  - details.getWidth());
    tmpVec2.y = MathUtils.clamp(tmpVec2.y, 0, stage.getHeight() - details.getHeight());
    details.setPosition(tmpVec2.x, tmpVec2.y);
  }
}
 

public static void arrangeX(float y, boolean centerY, Actor... actors) {
  float w = GUI_WIDTH / actors.length;
  for (int i = 0; i < actors.length; i++) {
    Actor a = actors[i];
    a.setPosition(((i + 0.5f) * w) - (a.getWidth() / 2f), y - (centerY ? (a.getWidth() / 2f) : 0));
  }
}
 

public static void arrangeY(float x, boolean centerX, Actor... actors) {
  float w = (GUI_HEIGHT / (actors.length + 1));
  for (int i = 0; i < actors.length; i++) {
    Actor a = actors[i];
    a.setPosition(x - (centerX ? (a.getWidth() / 2f) : 0), ((i + 0.5f) * w) - (a.getHeight() / 2f));
  }
}
 

/**
 * 解析子控件
 */
public Group widgetChildrenParse(CocoStudioUIEditor editor,
                                 ObjectData widget, Group parent, Actor actor) {
    Table table = new Table();
    table.setClip(widget.isClipAble());
    table.setName(actor.getName());

    Scale scale = widget.getScale();

    if (scale != null) {
        table.setScale(scale.getScaleX(), scale.getScaleY());
    }

    table.setRotation(actor.getRotation());
    table.setVisible(actor.isVisible());

    table.setTouchable(widget.isTouchEnable() ? Touchable.enabled
        : Touchable.childrenOnly);

    // editor.getActors().get(actor.getName()).removeValue(actor, true);
    //
    // addActor(editor, table, option);

    actor.setVisible(true);
    actor.setTouchable(Touchable.disabled);

    if (scale != null || widget.getRotation() != 0) {
        table.setTransform(true);
    }

    table.setSize(actor.getWidth(), actor.getHeight());
    table.setPosition(actor.getX(), actor.getY());

    // 锚点就是子控件的锚点

    Scale anchorPoint = widget.getAnchorPoint();
    if (anchorPoint != null) {

        table.setOrigin(anchorPoint.getScaleX() * table.getWidth(),
            anchorPoint.getScaleY() * table.getHeight());
    }
    for (ObjectData childrenWidget : widget.getChildren()) {
        Actor childrenActor = editor.parseWidget(table, childrenWidget);
        if (childrenActor == null) {
            continue;
        }
        table.addActor(childrenActor);
    }
    sort(widget, table);

    // Widget的位置应该与Table重合.相当于Widget的属性被移植到了Table
    actor.setPosition(0, 0);
    actor.setScale(1, 1);
    table.addActorAt(0, actor);
    return table;
}
 

/**
 * common attribute parser
 * according cocstudio ui setting properties of the configuration file
 *
 * @param editor
 * @param widget
 * @param parent
 * @param actor
 * @return
 */
public Actor commonParse(CocoStudioUIEditor editor, ObjectData widget,
                         Group parent, Actor actor) {
    this.editor = editor;
    actor.setName(widget.getName());
    actor.setSize(widget.getSize().getX(), widget.getSize().getY());
    // set origin
    if (widget.getAnchorPoint() != null) {
        actor.setOrigin(widget.getAnchorPoint().getScaleX() * actor.getWidth(),
            widget.getAnchorPoint().getScaleY() * actor.getHeight());
    }

    //判空，因为新版本的单独节点没有Postion属性
    if (widget.getPosition() != null) {
        actor.setPosition(widget.getPosition().getX() - actor.getOriginX(),
            widget.getPosition().getY() - actor.getOriginY());
    }

    // CocoStudio的编辑器ScaleX,ScaleY 会有负数情况
    //判空，因为新版本的单独节点没有Scale属性
    if (widget.getScale() != null) {
        actor.setScale(widget.getScale().getScaleX(), widget.getScale()
            .getScaleY());
    }

    if (widget.getRotation() != 0) {// CocoStudio 是顺时针方向旋转,转换下.
        actor.setRotation(360 - widget.getRotation() % 360);
    }
    //添加倾斜角
    if (widget.getRotationSkewX() != 0 && widget.getRotationSkewX() == widget.getRotationSkewY()) {
        actor.setRotation(360 - widget.getRotationSkewX() % 360);
    }

    // 设置可见
    actor.setVisible(widget.isVisibleForFrame());

    Color color = editor.getColor(widget.getCColor(), widget.getAlpha());

    actor.setColor(color);

    actor.setTouchable(deduceTouchable(actor, widget));

    // callback

    addCallback(actor, widget);
    // callback

    addActor(editor, actor, widget);

    if (widget.getChildren() == null || widget.getChildren().size() == 0) {
        //添加Action
        parseAction(actor, widget);

        return actor;
    }

    return null;
}
 

public static void centerAt(@NonNull Actor a, float x, float y) {
  a.setPosition(x - a.getWidth() / 2, y - a.getHeight() / 2);
}
 

public void show(InteractiveActor a, float x, float y) {
	setVisible(true);
	this.x = x;
	this.y = y;
	iActor = a;

	// DRAW TARGET DESCRIPTION
	desc = iActor.getDesc();

	if (desc != null) {

		if (desc.charAt(0) == I18N.PREFIX)
			desc = sceneScreen.getWorld().getI18N().getString(desc.substring(1));

		layout.setText(font, desc);
	}

	Actor rightButton;

	if (a.getVerb("talkto") != null) {
		talktoButton.setVisible(true);
		pickupButton.setVisible(false);
		rightButton = talktoButton;
	} else {
		talktoButton.setVisible(false);
		pickupButton.setVisible(true);
		rightButton = pickupButton;
	}

	float margin = DPIUtils.getMarginSize();

	// FITS TO SCREEN
	if (x < lookatButton.getWidth() + margin)
		this.x = lookatButton.getWidth() + margin;
	else if (x > viewportWidth - lookatButton.getWidth() - margin)
		this.x = viewportWidth - lookatButton.getWidth() - margin;

	if (y < margin)
		this.y = margin;
	else if (y > viewportHeight - lookatButton.getHeight() - margin)
		this.y = viewportHeight - lookatButton.getHeight() - margin;

	// lookatButton.setPosition(this.x - lookatButton.getWidth() - margin / 2,
	// this.y + margin);
	lookatButton.setPosition(this.x - lookatButton.getWidth() / 2, this.y - lookatButton.getHeight() / 2);
	lookatButton.addAction(Actions.moveTo(this.x - lookatButton.getWidth() - margin / 2, this.y + margin, .1f));

	// rightButton.setPosition(this.x + margin / 2, this.y + margin);
	rightButton.setPosition(this.x - lookatButton.getWidth() / 2, this.y - lookatButton.getHeight() / 2);
	rightButton.addAction(Actions.moveTo(this.x + margin / 2, this.y + margin, .1f));

}
 

public static void setPos(float x, float y, Actor... actors) {
  for (Actor o : actors) {
    o.setPosition(x, y);
  }
}
 

public static void center(Actor actor) {
  actor.setPosition((GUI_WIDTH / 2) - (actor.getWidth() / 2), (GUI_HEIGHT / 2) - (actor.getHeight() / 2));
}
 

public static void center(Actor... actors) {
  for (Actor actor : actors) {
    actor.setPosition((GUI_WIDTH / 2) - (actor.getWidth() / 2), (GUI_HEIGHT / 2) - (actor.getHeight() / 2));
  }
}