RenderingHints.java [plain text]
package java.awt;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
public class RenderingHints implements Map, Cloneable
{
public abstract static class Key
{
private final int key;
protected Key(int privateKey)
{
key = privateKey;
}
public abstract boolean isCompatibleValue(Object value);
protected final int intKey()
{
return key;
}
public final int hashCode()
{
return System.identityHashCode(this);
}
public final boolean equals(Object other)
{
return this == other;
}
}
private static final class KeyImpl extends Key
{
final String description;
final Object v1;
final Object v2;
final Object 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;
}
}
private HashMap hintMap = new HashMap();
public static final Key KEY_ANTIALIASING;
public static final Object VALUE_ANTIALIAS_ON
= "Antialiased rendering mode";
public static final Object VALUE_ANTIALIAS_OFF
= "Nonantialiased rendering mode";
public static final Object VALUE_ANTIALIAS_DEFAULT
= "Default antialiasing rendering mode";
public static final Key KEY_RENDERING;
public static final Object VALUE_RENDER_SPEED
= "Fastest rendering methods";
public static final Object VALUE_RENDER_QUALITY
= "Highest quality rendering methods";
public static final Object VALUE_RENDER_DEFAULT
= "Default rendering methods";
public static final Key KEY_DITHERING;
public static final Object VALUE_DITHER_DISABLE
= "Nondithered rendering mode";
public static final Object VALUE_DITHER_ENABLE
= "Dithered rendering mode";
public static final Object VALUE_DITHER_DEFAULT
= "Default dithering mode";
public static final Key KEY_TEXT_ANTIALIASING;
public static final Object VALUE_TEXT_ANTIALIAS_ON
= "Antialiased text mode";
public static final Object VALUE_TEXT_ANTIALIAS_OFF
= "Nonantialiased text mode";
public static final Object VALUE_TEXT_ANTIALIAS_DEFAULT
= "Default antialiasing text mode";
public static final Key KEY_FRACTIONALMETRICS;
public static final Object VALUE_FRACTIONALMETRICS_OFF
= "Integer text metrics mode";
public static final Object VALUE_FRACTIONALMETRICS_ON
= "Fractional text metrics mode";
public static final Object VALUE_FRACTIONALMETRICS_DEFAULT
= "Default fractional text metrics mode";
public static final Key KEY_INTERPOLATION;
public static final Object VALUE_INTERPOLATION_NEAREST_NEIGHBOR
= "Nearest Neighbor image interpolation mode";
public static final Object VALUE_INTERPOLATION_BILINEAR
= "Bilinear image interpolation mode";
public static final Object VALUE_INTERPOLATION_BICUBIC
= "Bicubic image interpolation mode";
public static final Key KEY_ALPHA_INTERPOLATION;
public static final Object VALUE_ALPHA_INTERPOLATION_SPEED
= "Fastest alpha blending methods";
public static final Object VALUE_ALPHA_INTERPOLATION_QUALITY
= "Highest quality alpha blending methods";
public static final Object VALUE_ALPHA_INTERPOLATION_DEFAULT
= "Default alpha blending methods";
public static final Key KEY_COLOR_RENDERING;
public static final Object VALUE_COLOR_RENDER_SPEED
= "Fastest color rendering mode";
public static final Object VALUE_COLOR_RENDER_QUALITY
= "Highest quality color rendering mode";
public static final Object VALUE_COLOR_RENDER_DEFAULT
= "Default color rendering mode";
public static final Key KEY_STROKE_CONTROL;
public static final Object VALUE_STROKE_DEFAULT
= "Default stroke normalization";
public static final Object VALUE_STROKE_NORMALIZE
= "Normalize strokes for consistent rendering";
public static final Object VALUE_STROKE_PURE
= "Pure stroke conversion for accurate paths";
static
{
KEY_ANTIALIASING = new KeyImpl(1, "Global antialiasing enable key",
VALUE_ANTIALIAS_ON,
VALUE_ANTIALIAS_OFF,
VALUE_ANTIALIAS_DEFAULT);
KEY_RENDERING = new KeyImpl(2, "Global rendering quality key",
VALUE_RENDER_SPEED,
VALUE_RENDER_QUALITY,
VALUE_RENDER_DEFAULT);
KEY_DITHERING = new KeyImpl(3, "Dithering quality key",
VALUE_DITHER_DISABLE,
VALUE_DITHER_ENABLE,
VALUE_DITHER_DEFAULT);
KEY_TEXT_ANTIALIASING
= new KeyImpl(4, "Text-specific antialiasing enable key",
VALUE_TEXT_ANTIALIAS_ON,
VALUE_TEXT_ANTIALIAS_OFF,
VALUE_TEXT_ANTIALIAS_DEFAULT);
KEY_FRACTIONALMETRICS = new KeyImpl(5, "Fractional metrics enable key",
VALUE_FRACTIONALMETRICS_OFF,
VALUE_FRACTIONALMETRICS_ON,
VALUE_FRACTIONALMETRICS_DEFAULT);
KEY_INTERPOLATION = new KeyImpl(6, "Image interpolation method key",
VALUE_INTERPOLATION_NEAREST_NEIGHBOR,
VALUE_INTERPOLATION_BILINEAR,
VALUE_INTERPOLATION_BICUBIC);
KEY_ALPHA_INTERPOLATION
= new KeyImpl(7, "Alpha blending interpolation method key",
VALUE_ALPHA_INTERPOLATION_SPEED,
VALUE_ALPHA_INTERPOLATION_QUALITY,
VALUE_ALPHA_INTERPOLATION_DEFAULT);
KEY_COLOR_RENDERING = new KeyImpl(8, "Color rendering quality key",
VALUE_COLOR_RENDER_SPEED,
VALUE_COLOR_RENDER_QUALITY,
VALUE_COLOR_RENDER_DEFAULT);
KEY_STROKE_CONTROL = new KeyImpl(9, "Stroke normalization control key",
VALUE_STROKE_DEFAULT,
VALUE_STROKE_NORMALIZE,
VALUE_STROKE_PURE);
}
public RenderingHints(Map init)
{
putAll(init);
}
public RenderingHints(Key key, Object value)
{
put(key, value);
}
public int size()
{
return hintMap.size();
}
public boolean isEmpty()
{
return hintMap.isEmpty();
}
public boolean containsKey(Object key)
{
if (key == null)
throw new NullPointerException();
return hintMap.containsKey((Key) key);
}
public boolean containsValue(Object value)
{
return hintMap.containsValue(value);
}
public Object get(Object key)
{
return hintMap.get((Key) key);
}
public Object put(Object key, Object value)
{
if (key == null || value == null)
throw new NullPointerException();
if (! ((Key) key).isCompatibleValue(value))
throw new IllegalArgumentException();
return hintMap.put(key, value);
}
public void add(RenderingHints hints)
{
hintMap.putAll(hints);
}
public void clear()
{
hintMap.clear();
}
public Object remove(Object key)
{
return remove((Key) key);
}
public void putAll(Map m)
{
hintMap.putAll(m);
}
public Set keySet()
{
return hintMap.keySet();
}
public Collection values()
{
return hintMap.values();
}
public Set entrySet()
{
return Collections.unmodifiableSet(hintMap.entrySet());
}
public boolean equals(Object o)
{
return hintMap.equals(o);
}
public int hashCode()
{
return hintMap.hashCode();
}
public Object clone()
{
try
{
RenderingHints copy = (RenderingHints) super.clone();
copy.hintMap = (HashMap) hintMap.clone();
return copy;
}
catch (CloneNotSupportedException e)
{
throw (Error) new InternalError().initCause(e); }
}
public String toString()
{
return hintMap.toString();
}
}