1 /* ClasspathTextLayoutPeer.java
2    Copyright (C) 2003 Free Software Foundation, Inc.
3 
4 This file is part of GNU Classpath.
5 
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)
9 any later version.
10 
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.
15 
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
19 02110-1301 USA.
20 
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
24 combination.
25 
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. */
37 
38 
39 package gnu.java.awt.peer;
40 
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;
47 
48 /**
49  * @author Graydon Hoare
50  */
51 
52 public interface ClasspathTextLayoutPeer
53 {
getStrongCaret(TextHitInfo hit1, TextHitInfo hit2)54   TextHitInfo getStrongCaret (TextHitInfo hit1,
55                               TextHitInfo hit2);
56 
draw(Graphics2D g2, float x, float y)57   void draw (Graphics2D g2, float x, float y);
58 
getBaseline()59   byte getBaseline ();
60 
isLeftToRight()61   boolean isLeftToRight ();
isVertical()62   boolean isVertical ();
63 
getAdvance()64   float getAdvance ();
getAscent()65   float getAscent ();
getDescent()66   float getDescent ();
getLeading()67   float getLeading ();
68 
getCharacterCount()69   int getCharacterCount ();
getCharacterLevel(int index)70   byte getCharacterLevel (int index);
71 
getBaselineOffsets()72   float[] getBaselineOffsets ();
getBlackBoxBounds(int firstEndpoint, int secondEndpoint)73   Shape getBlackBoxBounds (int firstEndpoint, int secondEndpoint);
getBounds()74   Rectangle2D getBounds ();
75 
getCaretInfo(TextHitInfo hit, Rectangle2D bounds)76   float[] getCaretInfo (TextHitInfo hit, Rectangle2D bounds);
getCaretShape(TextHitInfo hit, Rectangle2D bounds)77   Shape getCaretShape (TextHitInfo hit, Rectangle2D bounds);
getCaretShapes(int offset, Rectangle2D bounds, TextLayout.CaretPolicy policy)78   Shape[] getCaretShapes (int offset, Rectangle2D bounds,
79                           TextLayout.CaretPolicy policy);
80 
getLogicalHighlightShape(int firstEndpoint, int secondEndpoint, Rectangle2D bounds)81   Shape getLogicalHighlightShape (int firstEndpoint, int secondEndpoint,
82                                   Rectangle2D bounds);
getLogicalRangesForVisualSelection(TextHitInfo firstEndpoint, TextHitInfo secondEndpoint)83   int[] getLogicalRangesForVisualSelection (TextHitInfo firstEndpoint,
84                                             TextHitInfo secondEndpoint);
85 
getNextLeftHit(int offset, TextLayout.CaretPolicy policy)86   TextHitInfo getNextLeftHit (int offset, TextLayout.CaretPolicy policy);
getNextRightHit(int offset, TextLayout.CaretPolicy policy)87   TextHitInfo getNextRightHit (int offset, TextLayout.CaretPolicy policy);
hitTestChar(float x, float y, Rectangle2D bounds)88   TextHitInfo hitTestChar (float x, float y, Rectangle2D bounds);
getVisualOtherHit(TextHitInfo hit)89   TextHitInfo getVisualOtherHit (TextHitInfo hit);
90 
getVisibleAdvance()91   float getVisibleAdvance ();
getOutline(AffineTransform tx)92   Shape getOutline (AffineTransform tx);
getVisualHighlightShape(TextHitInfo firstEndpoint, TextHitInfo secondEndpoint, Rectangle2D bounds)93   Shape getVisualHighlightShape (TextHitInfo firstEndpoint,
94                                  TextHitInfo secondEndpoint,
95                                  Rectangle2D bounds);
96 
getJustifiedLayout(float justificationWidth)97   TextLayout getJustifiedLayout (float justificationWidth);
handleJustify(float justificationWidth)98   void handleJustify (float justificationWidth);
99 
clone()100   Object clone ();
hashCode()101   int hashCode ();
equals(ClasspathTextLayoutPeer tl)102   boolean equals (ClasspathTextLayoutPeer tl);
toString()103   String toString ();
104 }
105