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SbImage.h
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1 #ifndef COIN_SBIMAGE_H
2 #define COIN_SBIMAGE_H
3 
4 /**************************************************************************\
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35 
36 #include <Inventor/SbVec2s.h>
37 #include <Inventor/SbVec3s.h>
38 #include <Inventor/SbString.h>
39 #include <cstddef> // for NULL
40 
41 class SbImage;
42 
43 typedef SbBool SbImageScheduleReadCB(const SbString &, SbImage *, void *);
44 typedef SbBool SbImageReadImageCB(const SbString &, SbImage *, void *);
45 
46 class COIN_DLL_API SbImage {
47 public:
48  SbImage(void);
49  SbImage(const unsigned char * bytes,
50  const SbVec2s & size, const int bytesperpixel);
51  SbImage(const unsigned char * bytes,
52  const SbVec3s & size, const int bytesperpixel);
53  SbImage(const SbImage & image);
54  ~SbImage();
55 
56  void setValue(const SbVec2s & size, const int bytesperpixel,
57  const unsigned char * bytes);
58  void setValue(const SbVec3s & size, const int bytesperpixel,
59  const unsigned char * bytes);
60  void setValuePtr(const SbVec2s & size, const int bytesperpixel,
61  const unsigned char * bytes);
62  void setValuePtr(const SbVec3s & size, const int bytesperpixel,
63  const unsigned char * bytes);
64  unsigned char * getValue(SbVec2s & size, int & bytesperpixel) const;
65  unsigned char * getValue(SbVec3s & size, int & bytesperpixel) const;
66  SbVec3s getSize(void) const;
67 
68  SbBool readFile(const SbString & filename,
69  const SbString * const * searchdirectories = NULL,
70  const int numdirectories = 0);
71 
72  int operator==(const SbImage & image) const;
73  int operator!=(const SbImage & image) const {
74  return ! operator == (image);
75  }
76  SbImage & operator=(const SbImage & image);
77 
78  static void addReadImageCB(SbImageReadImageCB * cb, void * closure);
79  static void removeReadImageCB(SbImageReadImageCB * cb, void * closure);
80 
81  static SbString searchForFile(const SbString & basename,
82  const SbString * const * dirlist,
83  const int numdirs);
84 
85  SbBool hasData(void) const;
86 
87 private:
88 
89  class SbImageP * pimpl;
90 
91 public:
92 
93  // methods for delaying image loading until it is actually needed.
94  void readLock(void) const;
95  void readUnlock(void) const;
96 
97  SbBool scheduleReadFile(SbImageScheduleReadCB * cb,
98  void * closure,
99  const SbString & filename,
100  const SbString * const * searchdirectories = NULL,
101  const int numdirectories = 0);
102 };
103 
104 #endif // !COIN_SBIMAGE_H
SbBool SbImageScheduleReadCB(const SbString &, SbImage *, void *)
Definition: SbImage.h:43
int operator!=(const SbImage &image) const
Definition: SbImage.h:73
SbBool SbImageReadImageCB(const SbString &, SbImage *, void *)
Definition: SbImage.h:44
The SbVec3s class is a 3 dimensional vector with short integer coordinates.
Definition: SbVec3s.h:51
The SbImage class is an abstract datatype for 2D and 3D images.
Definition: SbImage.h:46
The SbString class is a string class with convenience functions for string operations.
Definition: SbString.h:52
The SbVec2s class is a 2 dimensional vector with short integer coordinates.
Definition: SbVec2s.h:51