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SoVRMLImageTexture.h
1 /**************************************************************************\
2 *
3 * This file is part of the Coin 3D visualization library.
4 * Copyright (C) by Kongsberg Oil & Gas Technologies.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * ("GPL") version 2 as published by the Free Software Foundation.
9 * See the file LICENSE.GPL at the root directory of this source
10 * distribution for additional information about the GNU GPL.
11 *
12 * For using Coin with software that can not be combined with the GNU
13 * GPL, and for taking advantage of the additional benefits of our
14 * support services, please contact Kongsberg Oil & Gas Technologies
15 * about acquiring a Coin Professional Edition License.
16 *
17 * See http://www.coin3d.org/ for more information.
18 *
19 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
20 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
21 *
22 \**************************************************************************/
23
24 #ifndef COIN_SOVRMLIMAGETEXTURE_H
25 #define COIN_SOVRMLIMAGETEXTURE_H
26
27 #include <Inventor/nodes/SoSubNode.h>
28 #include <Inventor/VRMLnodes/SoVRMLTexture.h>
29 #include <Inventor/fields/SoMFString.h>
30 #include <Inventor/SbImage.h>
31
32 class SoVRMLImageTexture;
33 class SoSensor;
34 class SbImage;
35
36 typedef SbBool VRMLPrequalifyFileCallback(const SbString &, void *,
37 SoVRMLImageTexture *);
38
39 class COIN_DLL_API SoVRMLImageTexture : public SoVRMLTexture
40 {
41 typedef SoVRMLTexture inherited;
42 SO_NODE_HEADER(SoVRMLImageTexture);
43
44 public:
45 static void initClass(void);
46 SoVRMLImageTexture(void);
47
48 SoMFString url;
49
50 static void setDelayFetchURL(const SbBool onoff);
51 static void setPrequalifyFileCallBack(VRMLPrequalifyFileCallback * cb,
52 void * closure);
53 void allowPrequalifyFile(SbBool enable);
54
55 virtual void doAction(SoAction * action);
56 virtual void GLRender(SoGLRenderAction * action);
57 virtual void callback(SoCallbackAction * action);
58 virtual void rayPick(SoRayPickAction * action);
59
60 void setImage(const SbImage & image);
61 const SbImage * getImage(void) const;
62
63 static void setImageDataMaxAge(const uint32_t maxage);
64
65 protected:
66 virtual ~SoVRMLImageTexture();
67
68 virtual SbBool readInstance(SoInput * in, unsigned short flags);
69 int getReadStatus(void) const;
70 void setReadStatus(int status);
71
72 private:
73
74 SbBool readImage(const SbString & filename);
75 SbBool loadUrl(void);
76 class SoVRMLImageTextureP * pimpl;
77 static void urlSensorCB(void *, SoSensor *);
78 static void glimage_callback(void * closure);
79 static SbBool image_read_cb(const SbString &, SbImage *, void *);
80 static void read_thread(void * closure);
81 static SbBool default_prequalify_cb(const SbString & url, void * closure,
82 SoVRMLImageTexture * node);
83 static void oneshot_readimage_cb(void *, SoSensor *);
84
85 }; // class SoVRMLImageTexture
86
87 #endif // ! COIN_SOVRMLIMAGETEXTURE_H

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