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SbLineProjector.h
1 #ifndef COIN_SBLINEPROJECTOR_H
2 #define COIN_SBLINEPROJECTOR_H
3
4 /**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) by Kongsberg Oil & Gas Technologies.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Kongsberg Oil & Gas Technologies
18 * about acquiring a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25 \**************************************************************************/
26
27 #include <Inventor/projectors/SbProjector.h>
28
29 #include <Inventor/SbVec3f.h>
30 #include <Inventor/SbLine.h>
31
32 class COIN_DLL_API SbLineProjector : public SbProjector {
33 typedef SbProjector inherited;
34
35 public:
36 SbLineProjector(void);
37 virtual SbProjector * copy(void) const;
38
39 virtual SbVec3f project(const SbVec2f & point);
40 virtual SbBool tryProject(const SbVec2f & point, const float epsilon, SbVec3f & result);
41
42 void setLine(const SbLine & line);
43 const SbLine & getLine(void) const;
44 virtual SbVec3f getVector(const SbVec2f & viewpos1,
45 const SbVec2f & viewpos2);
46 virtual SbVec3f getVector(const SbVec2f & viewpos);
47 void setStartPosition(const SbVec2f & viewpos);
48 void setStartPosition(const SbVec3f & point);
49
50 protected:
51 SbLine line;
52 SbVec3f lastPoint;
53 };
54
55 #endif // !COIN_SBLINEPROJECTOR_H

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