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SoGLUpdateAreaElement.h
1 #ifndef COIN_SOGLUPDATEAREAELEMENT_H
2 #define COIN_SOGLUPDATEAREAELEMENT_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/elements/SoSubElement.h>
28 #include <Inventor/SbVec2f.h>
29 #include <Inventor/SbVec2s.h>
30
31 class COIN_DLL_API SoGLUpdateAreaElement : public SoElement {
32 typedef SoElement inherited;
33
34 SO_ELEMENT_HEADER(SoGLUpdateAreaElement);
35 public:
36 static void initClass(void);
37 protected:
38 virtual ~SoGLUpdateAreaElement();
39
40 public:
41 virtual void init(SoState * state);
42 virtual void push(SoState * state);
43 virtual void pop(SoState * state,
44 const SoElement * prevTopElement);
45
46 virtual SbBool matches(const SoElement * element) const;
47 virtual SoElement * copyMatchInfo() const;
48
49 static void set(SoState * const state, const SbVec2f & origin,
50 const SbVec2f & size);
51
52 static SbBool get(SoState * const state, SbVec2f & origin,
53 SbVec2f & size);
54
55 static SbVec2f getDefaultOrigin();
56 static SbVec2f getDefaultSize();
57
58 protected:
59 SbVec2f origin;
60 SbVec2f size;
61
62 private:
63 SbBool isDefault(void) const;
64 void updategl(void);
65 SbBool scissorstate;
66 SbVec2s screenorigin, screensize;
67 };
68
69 #endif // !COIN_SOGLUPDATEAREAELEMENT_H

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