/*
 
* Copyright (c) 2016 Metron, Inc.
 
* All rights reserved.
 
*
 
* Redistribution and use in source and binary forms, with or without
 
* modification, are permitted provided that the following conditions are met:
 
*
     
* Redistributions of source code must retain the above copyright
 
*
       
notice, this list of conditions and the following disclaimer.
 
*
     
* Redistributions in binary form must reproduce the above copyright
 
*
       
notice, this list of conditions and the following disclaimer in the
 
*
       
documentation and/or other materials provided with the distribution.
 
*
     
* Neither the name of Metron, Inc. nor the
 
*
       
names of its contributors may be used to endorse or promote products
 
*
       
derived from this software without specific prior written permission.
 
*
 
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 
* DISCLAIMED. IN NO EVENT SHALL METRON, INC. BE LIABLE FOR ANY
 
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
*/
package com.metsci.glimpse.charts.slippy;

import static com.metsci.glimpse.charts.slippy.SlippyDataPaths.slippyCacheRoot;

import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;

import com.google.common.util.concurrent.ThreadFactoryBuilder;
import com.metsci.glimpse.util.geo.projection.GeoProjection;

/**
 
*
 
* Utility methods for constructing SlippyMapPainters from common sources.
 
*
 
* TODO look into license/attribution requirements
 
*
 
* @author oren
 
*/

public class SlippyPainterFactory
{

    
private SlippyPainterFactory( )
    
{
    
}

    
private static final ThreadFactory THREAD_FACTORY = new ThreadFactoryBuilder( ).setDaemon( true ).setNameFormat( "slippy-tile-fetcher-%d" ).build( );

    
private static final ExecutorService EXEC = Executors.newFixedThreadPool( 4, THREAD_FACTORY );

    
public static SlippyMapPainter getOpenStreetMaps( GeoProjection geoProj )
    
{
        
return getOpenStreetMaps( geoProj, slippyCacheRoot.resolve( "osm-maps" ) );
    
}

    
public static SlippyMapPainter getOpenStreetMaps( GeoProjection geoProj, Path cacheDir )
    
{
        
List<String> prefixes = new ArrayList<String>( );
        
prefixes.add( "http://a.tile.openstreetmap.org/" );
        
prefixes.add( "http://b.tile.openstreetmap.org/" );
        
prefixes.add( "http://c.tile.openstreetmap.org/" );
        
SlippyMapTilePainter painter = new SlippyMapTilePainter( geoProj, prefixes, EXEC, cacheDir, 18 );
        
return new SlippyMapPainter( painter, "\u00A9 OpenStreetMap contributors" );
    
}

    
public static SlippyMapPainter getCartoMap( GeoProjection geoProj, boolean light, boolean labels )
    
{
        
String cacheStr = "cartodb-" + ( light ? "light" : "dark" ) + ( labels ? "-all" : "-nolabels" );
        
return getCartoMap( geoProj, slippyCacheRoot.resolve( cacheStr ), light, labels );
    
}

    
public static SlippyMapPainter getCartoMap( GeoProjection geoProj, Path cacheDir, boolean light, boolean labels )
    
{
        
String type = ( light ? "light" : "dark" ) + ( labels ? "_all" : "_nolabels" );
        
String template = "http://%s.basemaps.cartocdn.com/" + type + "/";
        
List<String> prefixes = new ArrayList<String>( );
        
prefixes.add( String.format( template, "a" ) );
        
prefixes.add( String.format( template, "b" ) );
        
prefixes.add( String.format( template, "c" ) );
        
SlippyMapTilePainter painter = new SlippyMapTilePainter( geoProj, prefixes, EXEC, cacheDir, 18 );
        
return new SlippyMapPainter( painter, "\u00A9 OpenStreetMap contributors \u00A9 CartoDB" );
    
}
}