content: /*
   * Copyright 2020 FormDev Software GmbH
   *
   * 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
   *
   *     https://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 themeengine.include.com.formdev.flatlaf;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.ArrayList;
  import java.util.Properties;
  
  /**
   * A Flat LaF that is able to load UI defaults from properties passed to the constructor.
   * <p>
   * Specify the base theme in the properties with {@code @baseTheme=<baseTheme>}.
   * Allowed values for {@code <baseTheme>} are {@code light} (the default), {@code dark},
   * {@code intellij} or {@code darcula}.
   * <p>
   * The properties are applied after loading the base theme and may overwrite base properties.
   * All features of FlatLaf properties files are available.
   *
   * @author Karl Tauber
   */
  public class FlatPropertiesLaf
  	extends FlatLaf
  {
  	private final String name;
  	private final String baseTheme;
  	private final boolean dark;
  	private final Properties properties;
  
  	public FlatPropertiesLaf( String name, File propertiesFile )
  		throws IOException
  	{
  		this( name, new FileInputStream( propertiesFile ) );
  	}
  
  	public FlatPropertiesLaf( String name, InputStream in )
  		throws IOException
  	{
  		this( name, loadProperties( in ) );
  	}
  
  	private static Properties loadProperties( InputStream in )
  		throws IOException
  	{
  		Properties properties = new Properties();
  		try( InputStream in2 = in ) {
  			properties.load( in2 );
  		}
  		return properties;
  	}
  
  	public FlatPropertiesLaf( String name, Properties properties ) {
  		this.name = name;
  		this.properties = properties;
  
  		baseTheme = properties.getProperty( "@baseTheme", "light" );
  		dark = "dark".equalsIgnoreCase( baseTheme ) || "darcula".equalsIgnoreCase( baseTheme );
  	}
  
  	@Override
  	public String getName() {
  		return name;
  	}
  
  	@Override
  	public String getDescription() {
  		return name;
  	}
  
  	@Override
  	public boolean isDark() {
  		return dark;
  	}
  
  	@Override
  	protected ArrayList<Class<?>> getLafClassesForDefaultsLoading() {
  		ArrayList<Class<?>> lafClasses = new ArrayList<>();
  		lafClasses.add( FlatLaf.class );
  		switch( baseTheme.toLowerCase() ) {
  			default:
  			case "light":
  				lafClasses.add( FlatLightLaf.class );
  				break;
  
  			case "dark":
  				lafClasses.add( FlatDarkLaf.class );
  				break;
  
  			case "intellij":
  				lafClasses.add( FlatLightLaf.class );
  				lafClasses.add( FlatIntelliJLaf.class );
  				break;
  
  			case "darcula":
  				lafClasses.add( FlatDarkLaf.class );
  				lafClasses.add( FlatDarculaLaf.class );
  				break;
  		}
  		return lafClasses;
  	}
  
  	@Override
  	protected Properties getAdditionalDefaults() {
  		return properties;
  	}
  }
  