WidgetAccessor.java

/*
 * Copyright (c) 2012. HappyDroids LLC, All rights reserved.
 */

package com.happydroids.droidtowers.gui;

import aurelienribon.tweenengine.TweenAccessor;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.scenes.scene2d.Actor;
import com.badlogic.gdx.scenes.scene2d.ui.Label;

public class WidgetAccessor implements TweenAccessor<Actor> {
  public static final int POSITION = 1;
  public static final int OPACITY = 2;
  public static final int SCALE = 3;
  public static final int ROTATION = 4;
  public static final int SIZE = 5;
  public static final int COLOR = 6;

  public int getValues(Actor target, int tweenType, float[] returnValues) {
    Color color = target.getColor();
    switch (tweenType) {
      case COLOR:
        if (target instanceof Label) {
          color = ((Label) target).getColor();
        }

        returnValues[0] = color.r;
        returnValues[1] = color.g;
        returnValues[2] = color.b;
        returnValues[3] = color.a;
        return 4;

      case OPACITY:
        returnValues[0] = color.a;
        return 1;

      case POSITION:
        returnValues[0] = target.getX();
        returnValues[1] = target.getY();
        return 2;

      case ROTATION:
        returnValues[0] = target.getRotation();
        return 1;

      case SCALE:
        returnValues[0] = target.getScaleX();
        returnValues[1] = target.getScaleY();
        return 2;

      case SIZE:
        returnValues[0] = target.getWidth();
        returnValues[1] = target.getHeight();
        return 2;

      default:
        assert false;
        return 0;
    }
  }

  public void setValues(Actor target, int tweenType, float[] newValues) {
    switch (tweenType) {
      case COLOR:
        if (target instanceof Label) {
          ((Label) target).setColor(newValues[0], newValues[1], newValues[2], newValues[3]);
        } else {
          target.setColor(newValues[0], newValues[1], newValues[2], newValues[3]);
        }
        break;

      case OPACITY:
        target.getColor().a = newValues[0];
        break;

      case POSITION:
        target.setX(newValues[0]);
        target.setY(newValues[1]);
        break;

      case ROTATION:
        target.setRotation(newValues[0]);
        break;

      case SCALE:
        target.setScaleX(newValues[0]);
        target.setScaleY(newValues[1]);
        break;

      case SIZE:
        target.setX(target.getWidth() - newValues[0]);
        target.setY(target.getHeight() - newValues[1]);
        target.setWidth(newValues[0]);
        target.setHeight(newValues[1]);
        break;

      default:
        assert false;
        break;
    }
  }
}