mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-24 07:18:59 +08:00
363 lines
10 KiB
Java
363 lines
10 KiB
Java
/* 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
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GNU Classpath is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GNU Classpath; see the file COPYING. If not, write to the
|
|
Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA.
|
|
|
|
Linking this library statically or dynamically with other modules is
|
|
making a combined work based on this library. Thus, the terms and
|
|
conditions of the GNU General Public License cover the whole
|
|
combination.
|
|
|
|
As a special exception, the copyright holders of this library give you
|
|
permission to link this library with independent modules to produce an
|
|
executable, regardless of the license terms of these independent
|
|
modules, and to copy and distribute the resulting executable under
|
|
terms of your choice, provided that you also meet, for each linked
|
|
independent module, the terms and conditions of the license of that
|
|
module. An independent module is a module which is not derived from
|
|
or based on this library. If you modify this library, you may extend
|
|
this exception to your version of the library, but you are not
|
|
obligated to do so. If you do not wish to do so, delete this
|
|
exception statement from your version. */
|
|
|
|
|
|
package java.awt;
|
|
|
|
import java.util.Collection;
|
|
import java.util.Collections;
|
|
import java.util.HashMap;
|
|
import java.util.Map;
|
|
import java.util.Set;
|
|
|
|
/**
|
|
* NEEDS DOCUMENTATION
|
|
*
|
|
* @author Rolf W. Rasmussen <rolfwr@ii.uib.no>
|
|
* @author Eric Blake <ebb9@email.byu.edu>
|
|
*/
|
|
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;
|
|
}
|
|
} // class Key
|
|
|
|
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;
|
|
}
|
|
} // class KeyImpl
|
|
|
|
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); // Impossible
|
|
}
|
|
}
|
|
|
|
public String toString()
|
|
{
|
|
return hintMap.toString();
|
|
}
|
|
} // class RenderingHints
|