1 /* ClasspathTextLayoutPeer.java
2 Copyright (C) 2003 Free Software Foundation, Inc.
4 This file is part of GNU Classpath.
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU Classpath is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; see the file COPYING. If not, write to the
18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library. Thus, the terms and
23 conditions of the GNU General Public License cover the whole
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module. An independent module is a module which is not derived from
33 or based on this library. If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so. If you do not wish to do so, delete this
36 exception statement from your version. */
39 package gnu
.java
.awt
.peer
;
41 import java
.awt
.Graphics2D
;
42 import java
.awt
.Shape
;
43 import java
.awt
.font
.TextHitInfo
;
44 import java
.awt
.font
.TextLayout
;
45 import java
.awt
.geom
.AffineTransform
;
46 import java
.awt
.geom
.Rectangle2D
;
49 * @author Graydon Hoare
52 public interface ClasspathTextLayoutPeer
54 TextHitInfo
getStrongCaret (TextHitInfo hit1
,
57 void draw (Graphics2D g2
, float x
, float y
);
61 boolean isLeftToRight ();
62 boolean isVertical ();
69 int getCharacterCount ();
70 byte getCharacterLevel (int index
);
72 float[] getBaselineOffsets ();
73 Shape
getBlackBoxBounds (int firstEndpoint
, int secondEndpoint
);
74 Rectangle2D
getBounds ();
76 float[] getCaretInfo (TextHitInfo hit
, Rectangle2D bounds
);
77 Shape
getCaretShape (TextHitInfo hit
, Rectangle2D bounds
);
78 Shape
[] getCaretShapes (int offset
, Rectangle2D bounds
,
79 TextLayout
.CaretPolicy policy
);
81 Shape
getLogicalHighlightShape (int firstEndpoint
, int secondEndpoint
,
83 int[] getLogicalRangesForVisualSelection (TextHitInfo firstEndpoint
,
84 TextHitInfo secondEndpoint
);
86 TextHitInfo
getNextLeftHit (int offset
, TextLayout
.CaretPolicy policy
);
87 TextHitInfo
getNextRightHit (int offset
, TextLayout
.CaretPolicy policy
);
88 TextHitInfo
hitTestChar (float x
, float y
, Rectangle2D bounds
);
89 TextHitInfo
getVisualOtherHit (TextHitInfo hit
);
91 float getVisibleAdvance ();
92 Shape
getOutline (AffineTransform tx
);
93 Shape
getVisualHighlightShape (TextHitInfo firstEndpoint
,
94 TextHitInfo secondEndpoint
,
97 TextLayout
getJustifiedLayout (float justificationWidth
);
98 void handleJustify (float justificationWidth
);
102 boolean equals (ClasspathTextLayoutPeer tl
);