コード例 #1
0
  /**
   * Returns the {@link Texture} associated with this instance.
   *
   * @param dc the current draw context.
   * @return this instance's texture, or null if the texture does not currently exist.
   */
  protected Texture getTexture(DrawContext dc) {
    if (this.getImageSource() == null) return null;

    Texture texture = dc.getTextureCache().getTexture(this.getImageSource());

    if (this.width == null && texture != null) {
      this.width = texture.getWidth();
      this.height = texture.getHeight();
      this.texCoords = texture.getImageTexCoords();
    }

    return texture;
  }
コード例 #2
0
  /**
   * Creates a {@link Texture} from this instance's {@link TextureData} if the <code>TextureData
   * </code> exists.
   *
   * @param dc the current draw context.
   * @return the newly created texture, or null if this instance has no current <code>TextureData
   *     </code> or if texture creation failed.
   */
  protected Texture makeTextureFromTextureData(DrawContext dc) {
    if (dc == null) {
      String message = Logging.getMessage("nullValue.DrawContextIsNull");
      Logging.logger().severe(message);
      throw new IllegalStateException(message);
    }

    if (this.getTextureData()
        == null) // texture not in cache yet texture data is null, can't initialize
    {
      String msg = Logging.getMessage("nullValue.TextureDataIsNull");
      Logging.logger().severe(msg);
      throw new IllegalStateException(msg);
    }

    try {
      Texture texture = TextureIO.newTexture(this.getTextureData());
      if (texture == null) {
        this.textureInitializationFailed = true;
        return null;
      }

      this.width = texture.getWidth();
      this.height = texture.getHeight();
      this.texCoords = texture.getImageTexCoords();

      this.setTextureParameters(dc, texture);

      // Cache the texture and release the texture data.
      dc.getTextureCache().put(this.getImageSource(), texture);
      this.setTextureData(null);

      return texture;
    } catch (Exception e) {
      String name =
          this.isBufferedImageSource() ? "BufferedImage" : this.getImageSource().toString();
      String msg = Logging.getMessage("generic.ExceptionAttemptingToCreateTexture", name);
      Logging.logger().log(java.util.logging.Level.SEVERE, msg, e);
      return null;
    }
  }