Android Open Source - TileView Detail Level Set

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License

The source code is released under:

MIT License

Java Source Code

package com.qozix.tileview.detail;
/*from   w w  w . ja  v  a  2  s  . co  m*/
import java.util.Collections;
import java.util.LinkedList;

import com.qozix.tileview.tiles.selector.TileSetSelector;
import com.qozix.tileview.tiles.selector.TileSetSelectorMinimalUpScale;

/*
 * This is termed "Set" while it's actually a list.
 * We need a unique, sorted collection (Set), but must
 * support frequent use of get().  NavigableSet is not
 * an option for the legacy API's we're supporting.
 * For now, use a LinkedList with Set-like behavior
 * built in.
 */

public class DetailLevelSet extends LinkedList<DetailLevel> {

  private static final long serialVersionUID = -1742428277010988084L;

  private TileSetSelector tileSetSelector = new TileSetSelectorMinimalUpScale();

  public void addDetailLevel( DetailLevel detailLevel ) {
    // ensure uniqueness
    if ( contains( detailLevel ) ) {
      return;
    }
    // add to the collection
    add( detailLevel );
    // sort it
    Collections.sort( this );
  }

  public DetailLevel find( double scale ) {
    return tileSetSelector.find( scale, this );
  }

  public TileSetSelector getTileSetSelector() {
    return tileSetSelector;
  }

  /**
   * Set the tile selection method, defaults to {@link TileSetSelectorMinimalUpScale}
   * @param selector (TileSetSelector)
   */
  public void setTileSetSelector( TileSetSelector selector ) {
    tileSetSelector = selector;
  }

}

Java Source Code List

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