Ignore:
Timestamp:
Apr 27, 2004, 8:39:34 PM (22 years ago)
Author:
bird
Message:

GCC v3.3.3 sources.

Location:
branches/GNU/src/gcc
Files:
2 edited

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  • branches/GNU/src/gcc

    • Property svn:ignore

      •  

        old new  
        2626configure.vr
        2727configure.vrs
         28
        2829Makefile
        29 dir.info
        3030lost+found
        3131update.out

  • branches/GNU/src/gcc/libjava/java/awt/Image.java

    • Property cvs2svn:cvs-rev changed from 1.1 to 1.1.1.2
    r1390 r1391  
    1 /* Image.java -- Java class for images
    2    Copyright (C) 1999 Free Software Foundation, Inc.
     1/* Image.java -- class for images
     2   Copyright (C) 1999 Free Software Foundation, Inc.
    33
    44This file is part of GNU Classpath.
    … …  
    3939package java.awt;
    4040
    41 import java.awt.image.*;
     41import java.awt.image.AreaAveragingScaleFilter;
     42import java.awt.image.ImageObserver;
     43import java.awt.image.ImageProducer;
     44import java.awt.image.ReplicateScaleFilter;
    4245
    4346/**
    44   * This is the abstract superclass of all image objects in Java.
    45   *
    46   * @author Aaron M. Renn ([email protected])
    47   */
     47 * This is the abstract superclass of all image objects in Java.
     48 *
     49 * @author Aaron M. Renn <[email protected]>
     50 * @since 1.0
     51 * @status updated to 1.4
     52 */
    4853public abstract class Image
    4954{
     55
     56
     57
     58
     59
     60
     61
    5062
    51 /*
    52  * Static Variables
    53  */
     63  /**
     64   * Constant indicating that the default scaling algorithm should be used.
     65   *
     66   * @since 1.1
     67   */
     68  public static final int SCALE_DEFAULT = 1;
    5469
    55 /**
    56   * Constant indicating that the default scaling algorithm should be used.
    57   */
    58 public static final int SCALE_DEFAULT = 1;
     70  /**
     71   * Constant indicating that a fast scaling algorithm should be used.
     72   *
     73   * @since 1.1
     74   */
     75  public static final int SCALE_FAST = 2;
    5976
    60 /**
    61   * Constant indicating that a fast scaling algorithm should be used.
    62   */
    63 public static final int SCALE_FAST = 2;
     77  /**
     78   * Constant indicating that a smooth scaling algorithm should be used.
     79   *
     80   * @since 1.1
     81   */
     82  public static final int SCALE_SMOOTH = 4;
    6483
    65 /**
    66   * Constant indicating that a smooth scaling algorithm should be used.
    67   */
    68 public static final int SCALE_SMOOTH = 4;
     84  /**
     85   * Constant indicating that the <code>ReplicateScaleFilter</code> class
     86   * algorithm should be used for scaling.
     87   *
     88   * @see ReplicateScaleFilter
     89   * @since 1.1
     90   */
     91  public static final int SCALE_REPLICATE = 8;
    6992
    70 /**
    71   * Constant indicating that the <code>ReplicateScaleFilter</code> class
    72   * algorithm should be used for scaling.
    73   */
    74 public static final int SCALE_REPLICATE = 8;
     93  /**
     94   * Constant indicating that the area averaging scaling algorithm should be
     95   * used.
     96   *
     97   * @see AreaAveragingScaleFilter
     98   * @since 1.1
     99   */
     100  public static final int SCALE_AREA_AVERAGING = 16;
    75101
    76 /**
    77   * Constant indicating that the area averaging scaling algorithm should be
    78   * used.
    79   */
    80 public static final int SCALE_AREA_AVERAGING = 16;
    81 
    82 /**
    83   * This variable is returned whenever a property that is not defined
    84   * is requested.
    85   */
    86 public static final Object UndefinedProperty = Image.class;
    87 
    88 /*************************************************************************/
    89 
    90 /*
    91  * Constructors
    92  */
    93 
    94 /**
    95   * A default constructor for subclasses.
    96   */
    97 public
    98 Image()
    99 {
    100 }
    101 
    102 /*************************************************************************/
    103 
    104 /*
    105  * Instance Methods
    106  */
    107 
    108 /**
    109   * Returns the width of the image, or -1 if it is unknown.  If the
    110   * image width is unknown, the observer object will be notified when
    111   * the value is known.
    112   *
    113   * @param observer The image observer for this object.
    114   */
    115 public abstract int
    116 getWidth(ImageObserver observer);
    117 
    118 /*************************************************************************/
    119 
    120 /**
    121   * Returns the height of the image, or -1 if it is unknown.  If the
    122   * image height is unknown, the observer object will be notified when
    123   * the value is known.
    124   *
    125   * @param observer The image observer for this object.
    126   */
    127 public abstract int
    128 getHeight(ImageObserver observer);
    129 
    130 /*************************************************************************/
    131 
    132 /**
    133   * Returns the image producer object for this object.
    134   *
    135   * @return The image producer for this object.
    136   */
    137 public abstract ImageProducer
    138 getSource();
    139 
    140 /*************************************************************************/
    141 
    142 /**
    143   * Returns a graphics context object for drawing an off-screen object.
    144   * This method is only valid for off-screen objects.
    145   *
    146   * @return A graphics context object for an off-screen object.
    147   */
    148 public abstract Graphics
    149 getGraphics();
    150 
    151 /*************************************************************************/
    152 
    153 /**
    154   * This method requests a named property for an object.  The value of the
    155   * property is returned. The value <code>UndefinedProperty</code> is
    156   * returned if there is no property with the specified name.  The value
    157   * <code>null</code> is returned if the properties for the object are
    158   * not yet known.  In this case, the specified image observer is notified
    159   * when the properties are known.
    160   *
    161   * @param name The requested property name.
    162   * @param observer The image observer for this object.
    163   */
    164 public abstract Object
    165 getProperty(String name, ImageObserver observer);
    166 
    167 /*************************************************************************/
    168 
    169 /**
    170   * Scales the image to the requested dimension.
    171   *
    172   * XXX: FIXME
    173   *
    174   * @param width The width of the scaled image.
    175   * @param height The height of the scaled image.
    176   * @param flags A value indicating the algorithm to use, which will be
    177   * set from contants defined in this class.
    178   *
    179   * @return The scaled <code>Image</code> object.
    180   */
    181 public Image
    182 getScaledInstance(int width, int height, int flags)
     102  /**
     103   * A default constructor for subclasses.
     104   */
     105  public Image()
    183106  {
    184     return null;
    185107  }
    186108
    187 /*************************************************************************/
     109  /**
     110   * Returns the width of the image, or -1 if it is unknown.  If the
     111   * image width is unknown, the observer object will be notified when
     112   * the value is known.
     113   *
     114   * @param observer the image observer for this object
     115   * @return the width in pixels
     116   * @see #getHeight(ImageObserver)
     117   */
     118  public abstract int getWidth(ImageObserver observer);
    188119
    189 /**
    190   * Flushes (that is, destroys) any resources used for this image.  This
    191   * includes the actual image data.
    192   */
    193 public abstract void
    194 flush();
     120  /**
     121   * Returns the height of the image, or -1 if it is unknown.  If the
     122   * image height is unknown, the observer object will be notified when
     123   * the value is known.
     124   *
     125   * @param observer the image observer for this object
     126   * @return the height in pixels
     127   * @see #getWidth(ImageObserver)
     128   */
     129  public abstract int getHeight(ImageObserver observer);
    195130
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    196190} // class Image
    197 
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