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1   /*
2    * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4    *
5    * This code is free software; you can redistribute it and/or modify it
6    * under the terms of the GNU General Public License version 2 only, as
7    * published by the Free Software Foundation.  Oracle designates this
8    * particular file as subject to the "Classpath" exception as provided
9    * by Oracle in the LICENSE file that accompanied this code.
10   *
11   * This code is distributed in the hope that it will be useful, but WITHOUT
12   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14   * version 2 for more details (a copy is included in the LICENSE file that
15   * accompanied this code).
16   *
17   * You should have received a copy of the GNU General Public License version
18   * 2 along with this work; if not, write to the Free Software Foundation,
19   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20   *
21   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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24   */
25  
26  package sun.awt.geom;
27  
28  public interface PathConsumer2D {
29      /**
30       * @see java.awt.geom.Path2D.Float.moveTo
31       */
32      public void moveTo(float x, float y);
33  
34      /**
35       * @see java.awt.geom.Path2D.Float.lineTo
36       */
37      public void lineTo(float x, float y);
38  
39      /**
40       * @see java.awt.geom.Path2D.Float.quadTo
41       */
42      public void quadTo(float x1, float y1,
43                         float x2, float y2);
44  
45      /**
46       * @see java.awt.geom.Path2D.Float.curveTo
47       */
48      public void curveTo(float x1, float y1,
49                          float x2, float y2,
50                          float x3, float y3);
51  
52      /**
53       * @see java.awt.geom.Path2D.Float.closePath
54       */
55      public void closePath();
56  
57      /**
58       * Called after the last segment of the last subpath when the
59       * iteration of the path segments is completely done.  This
60       * method serves to trigger the end of path processing in the
61       * consumer that would normally be triggered when a
62       * {@link java.awt.geom.PathIterator PathIterator}
63       * returns {@code true} from its {@code done} method.
64       */
65      public void pathDone();
66  
67      /**
68       * If a given PathConsumer performs all or most of its work
69       * natively then it can return a (non-zero) pointer to a
70       * native function vector that defines C functions for all
71       * of the above methods.
72       * The specific pointer it returns is a pointer to a
73       * PathConsumerVec structure as defined in the include file
74       * src/share/native/sun/java2d/pipe/PathConsumer2D.h
75       * @return a native pointer to a PathConsumerVec structure.
76       */
77      public long getNativeConsumer();
78  }