Android Open Source - DolphinOES Texture Builder

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License

The source code is released under:
Apache License
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Java Source Code

/*******************************************************************************
 * Copyright 2015 See AUTHORS file./*from   w w  w.jav  a 2  s . co  m*/
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package com.sidereal.dolphinoes.behaviors.renderer.texture;

import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.math.Vector2;
import com.sidereal.dolphinoes.behaviors.renderer.DrawerBuilder;

/** Builder for {@link TextureDrawer}. Required parameter is a string for the
 * filepath used for retrieving a {@link Texture}.
 * 
 * @author Claudiu Bele */
public class TextureBuilder extends DrawerBuilder<TextureDrawer>
{
  // region fields

  /** Path to the texture. Set in the constructor */
  private String filePath;

  /** Offset position from the {@link #MISSING()}. Is set by
   * Default to 0,0 the bottom-left corner of the texture being rendered at
   * that position. */
  private Vector2 offsetPosition;

  /** Size of the texture to draw. Is set by default to the the texture's width
   * and height if no value is passed */
  private Vector2 size;

  // endregion fields

  // region constructors

  public TextureBuilder(String filePath)
  {

    if (filePath == null)
      throw new NullPointerException(
          "Passed null String parameter to TextBuilder.TextBuilder(String)");
    this.size = new Vector2(50, 50);
    this.offsetPosition = new Vector2();
    this.filePath = filePath;
  }

  // endregion constructors

  // region methods

  @Override
  protected TextureDrawer build(String name)
  {

    TextureDrawer drawer = new TextureDrawer(renderer, name, filePath);
    drawer.setOffsetPosition(offsetPosition);
    drawer.setSize(size);
    return drawer;
  }

  public TextureBuilder setOffsetPosition(float x, float y)
  {

    if (offsetPosition == null)
      offsetPosition = new Vector2(x, y);
    else
      offsetPosition.set(x, y);
    return this;
  }

  /** Sets the size. It can be null, as if it is, it will be set to the
   * texture's size in {@link TextureDrawer#setSize(Vector2)} automatically.
   * 
   * @param x
   *            the width
   * @param y
   *            the height
   * @return */
  public TextureBuilder setSize(float x, float y)
  {

    if (size == null)
      size = new Vector2(x, y);
    else
      size.set(x, y);
    return this;
  }

  /** Sets the size. It can be null, as if it is, it will be set to the
   * texture's size in {@link TextureDrawer#setSize(Vector2)} automatically.
   * 
   * @param size
   * @return */
  public TextureBuilder setSize(Vector2 size)
  {

    if (size == null)
      return this;
    return setSize(size.x, size.y);
  }

  public TextureBuilder setOffsetPosition(Vector2 position)
  {

    if (position == null)
      throw new NullPointerException(
          "Passed null Vector2 parameter to TextBuilder.setOffsetPosition(Vector2)");
    return setOffsetPosition(position.x, position.y);
  }

  // endregion methods

}
Java Source Code List
