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SoCacheElement.h
1 #ifndef COIN_SOCACHEELEMENT_H
2 #define COIN_SOCACHEELEMENT_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
29 class SoCache;
30
31 class COIN_DLL_API SoCacheElement : public SoElement {
32 typedef SoElement inherited;
33
34 SO_ELEMENT_HEADER(SoCacheElement);
35 public:
36 static void initClass(void);
37 protected:
38 virtual ~SoCacheElement();
39
40 public:
41 virtual void init(SoState * state);
42
43 virtual void push(SoState * state);
44 virtual void pop(SoState * state, const SoElement * prevTopElement);
45
46 static void set(SoState * const state, SoCache * const cache);
47 SoCache * getCache(void) const;
48 static SbBool anyOpen(SoState * const state);
49 static void invalidate(SoState * const state);
50 virtual SbBool matches(const SoElement * element) const;
51 virtual SoElement * copyMatchInfo(void) const;
52 SoCacheElement * getNextCacheElement(void) const;
53
54 static void addElement(SoState * const state,
55 const SoElement * const element);
56 static void addCacheDependency(SoState * const state, SoCache * const cache);
57 static SbBool setInvalid(const SbBool newvalue);
58 static SoCache * getCurrentCache(SoState * const state);
59
60 private:
61 SoCache * cache;
62 static SbBool invalidated;
63 };
64
65 #endif // !COIN_SOCACHEELEMENT_H
SoElement::initClass
static void initClass(void)
Definition: SoElement.cpp:507
SoCacheElement
The SoCacheElement class stores and manages the open caches.
Definition: SoCacheElement.h:31
SoElement::matches
virtual SbBool matches(const SoElement *element) const =0
Definition: SoElement.cpp:609
SoElement::push
virtual void push(SoState *state)
Definition: SoElement.cpp:570
SoElement
SoElement is the abstract base class for all elements.
Definition: SoElement.h:34
SoState
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:35
SoElement::init
virtual void init(SoState *state)
Definition: SoElement.cpp:553
SoElement::copyMatchInfo
virtual SoElement * copyMatchInfo(void) const =0
SoCache
The SoCache class is the superclass for all internal cache classes.It organizes reference counting to...
Definition: SoCache.h:34
SoElement::pop
virtual void pop(SoState *state, const SoElement *prevTopElement)
Definition: SoElement.cpp:585

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