Package org.oscim.layers.tile

Class TileRenderer

java.lang.Object
org.oscim.renderer.LayerRenderer
org.oscim.layers.tile.TileRenderer
Direct Known Subclasses:
S3DBTileLayer.S3DBTileRenderer, VectorTileRenderer
public abstract class TileRenderer extends LayerRenderer

  • Field Details

    • FADE_TIME

      protected static final float FADE_TIME
      fade-in time
      See Also:

    • MAX_TILE_LOAD

      protected static final int MAX_TILE_LOAD
      See Also:

    • mDrawTiles

      protected final TileSet mDrawTiles

    • mProxyTileCnt

      protected int mProxyTileCnt

    • mOverdrawColor

      protected int mOverdrawColor

    • mLayerAlpha

      protected float mLayerAlpha

  • Constructor Details

    • TileRenderer

      public TileRenderer()

  • Method Details

    • setTileManager

      protected void setTileManager(TileManager tileManager)

    • setOverdrawColor

      public void setOverdrawColor(int color)
      Threadsafe

    • setBitmapAlpha

      public void setBitmapAlpha(float alpha)
      Threadsafe

    • update

      public void update(GLViewport v)
      synced with clearTiles, setOverdrawColor and setBitmapAlpha
      Specified by:
      update in class LayerRenderer

    • clearTiles

      public void clearTiles()

    • getVisibleTiles

      public boolean getVisibleTiles(TileSet tileSet)
      Update tileSet with currently visible tiles to get a TileSet of currently visible tiles.

    • getVisibleTiles

      public Integer getVisibleTiles(TileSet tileSet, boolean replace)
      Update tileSet with currently visible tiles to get a TileSet of currently visible tiles. Replace tiles with ancestor (parent, etc.) if tiles are not loaded yet.
      Returns:
      original zoom level, otherwise null (if nothing can be loaded)

    • releaseTiles

      public void releaseTiles(TileSet tileSet)

    • getMinFade

      public static long getMinFade(MapTile tile, int proxyLevel)
      Parameters:
      proxyLevel - zoom-level of tile relative to current TileSet