/src/compiler/android-ndk/jni/freetype/include/freetype/ftbbox.h

http://ftk.googlecode.com/ · C++ Header · 94 lines · 15 code · 22 blank · 57 comment · 0 complexity · 60c8b983a906b5d4452d158f6b7982a3 MD5 · raw file 

    

  1. /***************************************************************************/
    2. 

  2. /*                                                                         */
    3. 

  3. /*  ftbbox.h                                                               */
    4. 

  4. /*                                                                         */
    5. 

  5. /*    FreeType exact bbox computation (specification).                     */
    6. 

  6. /*                                                                         */
    7. 

  7. /*  Copyright 1996-2001, 2003, 2007 by                                     */
    8. 

  8. /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
    9. 

  9. /*                                                                         */
    10. 

  10. /*  This file is part of the FreeType project, and may only be used,       */
    11. 

  11. /*  modified, and distributed under the terms of the FreeType project      */
    12. 

  12. /*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
    13. 

  13. /*  this file you indicate that you have read the license and              */
    14. 

  14. /*  understand and accept it fully.                                        */
    15. 

  15. /*                                                                         */
    16. 

  16. /***************************************************************************/
    17. 

  17. 

  18. 

  19.   /*************************************************************************/
    20. 

  20.   /*                                                                       */
    21. 

  21.   /* This component has a _single_ role: to compute exact outline bounding */
    22. 

  22.   /* boxes.                                                                */
    23. 

  23.   /*                                                                       */
    24. 

  24.   /* It is separated from the rest of the engine for various technical     */
    25. 

  25.   /* reasons.  It may well be integrated in `ftoutln' later.               */
    26. 

  26.   /*                                                                       */
    27. 

  27.   /*************************************************************************/
    28. 

  28. 

  29. 

  30. #ifndef __FTBBOX_H__
    31. 

  31. #define __FTBBOX_H__
    32. 

  32. 

  33. 

  34. #include <ft2build.h>
    35. 

  35. #include FT_FREETYPE_H
    36. 

  36. 

  37. #ifdef FREETYPE_H
    38. 

  38. #error "freetype.h of FreeType 1 has been loaded!"
    39. 

  39. #error "Please fix the directory search order for header files"
    40. 

  40. #error "so that freetype.h of FreeType 2 is found first."
    41. 

  41. #endif
    42. 

  42. 

  43. 

  44. FT_BEGIN_HEADER
    45. 

  45. 

  46. 

  47.   /*************************************************************************/
    48. 

  48.   /*                                                                       */
    49. 

  49.   /* <Section>                                                             */
    50. 

  50.   /*    outline_processing                                                 */
    51. 

  51.   /*                                                                       */
    52. 

  52.   /*************************************************************************/
    53. 

  53. 

  54. 

  55.   /*************************************************************************/
    56. 

  56.   /*                                                                       */
    57. 

  57.   /* <Function>                                                            */
    58. 

  58.   /*    FT_Outline_Get_BBox                                                */
    59. 

  59.   /*                                                                       */
    60. 

  60.   /* <Description>                                                         */
    61. 

  61.   /*    Compute the exact bounding box of an outline.  This is slower      */
    62. 

  62.   /*    than computing the control box.  However, it uses an advanced      */
    63. 

  63.   /*    algorithm which returns _very_ quickly when the two boxes          */
    64. 

  64.   /*    coincide.  Otherwise, the outline B?Šzier arcs are traversed to     */
    65. 

  65.   /*    extract their extrema.                                             */
    66. 

  66.   /*                                                                       */
    67. 

  67.   /* <Input>                                                               */
    68. 

  68.   /*    outline :: A pointer to the source outline.                        */
    69. 

  69.   /*                                                                       */
    70. 

  70.   /* <Output>                                                              */
    71. 

  71.   /*    abbox   :: The outline's exact bounding box.                       */
    72. 

  72.   /*                                                                       */
    73. 

  73.   /* <Return>                                                              */
    74. 

  74.   /*    FreeType error code.  0~means success.                             */
    75. 

  75.   /*                                                                       */
    76. 

  76.   FT_EXPORT( FT_Error )
    77. 

  77.   FT_Outline_Get_BBox( FT_Outline*  outline,
    78. 

  78.                        FT_BBox     *abbox );
    79. 

  79. 

  80. 

  81.   /* */
    82. 

  82. 

  83. 

  84. FT_END_HEADER
    85. 

  85. 

  86. #endif /* __FTBBOX_H__ */
    87. 

  87. 

  88. 

  89. /* END */
    90. 

  90. 

  91. 

  92. /* Local Variables: */
    93. 

  93. /* coding: utf-8    */
    94. 

  94. /* End:             */
    95.