libjava/java/awt/RenderingHints.java

/* Copyright (C) 2000, 2001, 2002  Free Software Foundation

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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permission to link this library with independent modules to produce an
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package java.awt;

/**
 * @author Rolf W. Rasmussen <rolfwr@ii.uib.no>
 */
public class RenderingHints implements
    //java.util.Map,
    Cloneable
{

  public abstract static class Key
  {
    private int intKey;

    protected Key(int privateKey)
    {
      intKey = privateKey;
    }

    public abstract boolean isCompatibleValue(Object value);
    
    protected final int intKey() 
    {
      return intKey;
    }    

    public final int hashCode() 
    {
      return System.identityHashCode(this);
    }
    
    public final boolean equals(Object other) 
    {
      return (this == other);
    }
  }

  private static class KeyImpl extends Key
  {
    String description;
    Object v1, v2, v3;

    KeyImpl(int privateKey, String description,
	    Object v1, Object v2, Object v3)
    {
      super(privateKey);
      this.description = description;
      this.v1 = v1;
      this.v2 = v2;
      this.v3 = v3;
    }
    
    public boolean isCompatibleValue(Object value) 
    {
      return (value == v1) || (value == v2) || (value == v3);
    }

    public String toString() 
    {
      return description;
    }
  }


  //java.util.HashMap hintMap;

  public static final Key KEY_ANTIALIASING;
  public static final Object
    VALUE_ANTIALIAS_ON = "Antialiased rendering mode",
    VALUE_ANTIALIAS_DEFAULT = "Default antialiasing rendering mode";

  static 
  {
    KEY_ANTIALIASING = new KeyImpl(1, "Global antialiasing enable key",
				   VALUE_ANTIALIAS_ON,
				   VALUE_ANTIALIAS_DEFAULT,
				   VALUE_ANTIALIAS_DEFAULT);
  }

  public static final Key KEY_RENDERING;
  public static final Object 
    VALUE_RENDER_SPEED = "Fastest rendering methods",
    VALUE_RENDER_QUALITY = "Highest quality rendering methods",
    VALUE_RENDER_DEFAULT = "Default rendering methods";

  static
  {
    KEY_RENDERING = new KeyImpl(2, "Global rendering quality key",
				VALUE_RENDER_SPEED,
				VALUE_RENDER_QUALITY,
				VALUE_RENDER_DEFAULT);
  }
  
  public static final Key KEY_DITHERING;
  public static final Object
    VALUE_DITHER_DISABLE = "Nondithered rendering mode",
    VALUE_DITHER_ENABLE = "Dithered rendering mode",
    VALUE_DITHER_DEFAULT = "Default dithering mode";

  static
  {
    KEY_DITHERING = new KeyImpl(3, "Dithering quality key",
				VALUE_DITHER_DISABLE,
				VALUE_DITHER_ENABLE,
				VALUE_DITHER_DEFAULT);
  }
  
  public static final Key KEY_TEXT_ANTIALIASING;
  public static final Object
    VALUE_TEXT_ANTIALIAS_ON = "Antialiased text mode",
    VALUE_TEXT_ANTIALIAS_OFF = "Nonantialiased text mode",
    VALUE_TEXT_ANTIALIAS_DEFAULT = "Default antialiasing text mode";

  static 
  {
    KEY_TEXT_ANTIALIASING = new KeyImpl(4, "Text-specific antialiasing enable key",
					VALUE_TEXT_ANTIALIAS_ON,
					VALUE_TEXT_ANTIALIAS_OFF,
					VALUE_TEXT_ANTIALIAS_DEFAULT);
  }
  
  public static final Key KEY_FRACTIONALMETRICS;
  public static final Object
    VALUE_FRACTIONALMETRICS_OFF = "Integer text metrics mode",
    VALUE_FRACTIONALMETRICS_ON = "Fractional text metrics mode",
    VALUE_FRACTIONALMETRICS_DEFAULT = "Default fractional text metrics mode";

  static 
  {
    KEY_FRACTIONALMETRICS = new KeyImpl(5, "Fractional metrics enable key",
					VALUE_FRACTIONALMETRICS_OFF,
					VALUE_FRACTIONALMETRICS_ON,
					VALUE_FRACTIONALMETRICS_DEFAULT);
  }
  
  public static final Key KEY_INTERPOLATION;
  public static final Object
    VALUE_INTERPOLATION_NEAREST_NEIGHBOR = "Nearest Neighbor image interpolation mode",
    VALUE_INTERPOLATION_BILINEAR = "Bilinear image interpolation mode",
    VALUE_INTERPOLATION_BICUBIC = "Bicubic image interpolation mode";

  static 
  {
    KEY_INTERPOLATION = new KeyImpl(6, "Image interpolation method key",
				    VALUE_INTERPOLATION_NEAREST_NEIGHBOR,
				    VALUE_INTERPOLATION_BILINEAR,
				    VALUE_INTERPOLATION_BICUBIC);
  }
  
  public static final Key KEY_ALPHA_INTERPOLATION;
  public static final Object
    VALUE_ALPHA_INTERPOLATION_SPEED = "Fastest alpha blending methods",
    VALUE_ALPHA_INTERPOLATION_QUALITY = "Highest quality alpha blending methods",
    VALUE_ALPHA_INTERPOLATION_DEFAULT = "Default alpha blending methods";

  static
  {
    KEY_ALPHA_INTERPOLATION = new KeyImpl(7, "Alpha blending interpolation method key",
					  VALUE_ALPHA_INTERPOLATION_SPEED,
					  VALUE_ALPHA_INTERPOLATION_QUALITY,
					  VALUE_ALPHA_INTERPOLATION_DEFAULT);
  }
  
  public static final Key KEY_COLOR_RENDERING;
  public static final Object
    VALUE_COLOR_RENDER_SPEED = "Fastest color rendering mode",
    VALUE_COLOR_RENDER_QUALITY = "Highest quality color rendering mode",
    VALUE_COLOR_RENDER_DEFAULT = "Default color rendering mode";

  static 
  {
    KEY_COLOR_RENDERING = new KeyImpl(8, "Color rendering quality key",
				      VALUE_COLOR_RENDER_SPEED,
				      VALUE_COLOR_RENDER_QUALITY,
				      VALUE_COLOR_RENDER_DEFAULT);
  }

  public static final Key KEY_STROKE_CONTROL;
  public static final Object
    VALUE_STROKE_DEFAULT = "Default stroke control mode",
    VALUE_STROKE_NORMALIZE = "Normalize stroke control mode",
    VALUE_STROKE_PURE = "Pure stroke control mode";

  static 
  {
    KEY_STROKE_CONTROL = new KeyImpl(9, "Stroke normalization control key",
				     VALUE_STROKE_DEFAULT,
				     VALUE_STROKE_NORMALIZE,
				     VALUE_STROKE_PURE);
  }
  
  //public RenderingHints(Map init);

  public RenderingHints(Key key, Object value)
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }

  public int size() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public boolean isEmpty() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }

  public boolean containsKey(Object key) 
  {      
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public boolean containsValue(Object value) 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public Object get(Object key)
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public Object put(Object key, Object value) 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public void add(RenderingHints hints) 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }

  public void clear() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public Object remove(Object key) 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  /*
  public void putAll(Map m) 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  */
  
  /*
  public Set keySet() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  */
  
  /*
  public Collection values() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  */
  
  /*
  public Set entrySet() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  */
  
  public boolean equals(Object o) 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public int hashCode() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public Object clone() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
  
  public String toString() 
  {
    throw new UnsupportedOperationException("FIXME, not implemented yet");
  }
}