PointSource.java

// Copyright 2009 Google Inc.
//
// 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.google.android.stardroid.source;

/**
 * This interface corresponds to an object which can be represented by a single
 * point in space, such as a star.
 *
 * @author Brent Bryan
 */
public interface PointSource extends Colorable, PositionSource {
  public enum Shape {
    CIRCLE(0),
    STAR(1),
    ELLIPTICAL_GALAXY(2),
    SPIRAL_GALAXY(3),
    IRREGULAR_GALAXY(4),
    LENTICULAR_GALAXY(3),
    GLOBULAR_CLUSTER(5),
    OPEN_CLUSTER(6),
    NEBULA(7),
    HUBBLE_DEEP_FIELD(8);

    private final int imageIndex;

    private Shape(int imageIndex) {
      this.imageIndex = imageIndex;
    }

    public int getImageIndex() {
      // return imageIndex;
      return 0;
    }
  }

  /**
   * Returns the size of the dot which should be drawn to represent this point
   * in the renderer.
   */
  public int getSize();

  /**
   * Returns the Shape of the image used to render the point in the texture file.
   */
  public Shape getPointShape();
}