third_party/freetype/include/ftsynth.h - Issue 1416993005: Merge to XFA: Update bundled freetype to 2.6.1

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Issue 1416993005: Merge to XFA: Update bundled freetype to 2.6.1 (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@xfa

Patch Set: Created 5 years, 1 month ago

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1 /***************************************************************************/

2 /* */

3 /* ftsynth.h */

4 /* */

5 /* FreeType synthesizing code for emboldening and slanting */

6 /* (specification). */

7 /* */

8 /* Copyright 2000-2001, 2003, 2006, 2008, 2012, 2013 by */

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

10 /* */

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

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

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

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

15 /* understand and accept it fully. */

16 /* */

17 /***************************************************************************/

18

19

20 /*************************************************************************/

21 /*************************************************************************/

22 /*************************************************************************/

23 /*************************************************************************/

24 /*************************************************************************/

25 /******* *******/

26 /******* WARNING, THIS IS ALPHA CODE! THIS API *******/

27 /******* IS DUE TO CHANGE UNTIL STRICTLY NOTIFIED BY THE *******/

28 /******* FREETYPE DEVELOPMENT TEAM *******/

29 /******* *******/

30 /*************************************************************************/

31 /*************************************************************************/

32 /*************************************************************************/

33 /*************************************************************************/

34 /*************************************************************************/

35

36

37 /* Main reason for not lifting the functions in this module to a */

38 /* `standard' API is that the used parameters for emboldening and */

39 /* slanting are not configurable. Consider the functions as a */

40 /* code resource that should be copied into the application and */

41 /* adapted to the particular needs. */

42

43

44 #ifndef __FTSYNTH_H__

45 #define __FTSYNTH_H__

46

47

48 #include <ft2build.h>

49 #include FT_FREETYPE_H

50

51 #ifdef FREETYPE_H

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

53 #error "Please fix the directory search order for header files"

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

55 #endif

56

57

58 FT_BEGIN_HEADER

59

60 /* Embolden a glyph by a `reasonable' value (which is highly a matter of */

61 /* taste). This function is actually a convenience function, providing */

62 /* a wrapper for @FT_Outline_Embolden and @FT_Bitmap_Embolden. */

63 /* */

64 /* For emboldened outlines the height, width, and advance metrics are */

65 /* increased by the strength of the emboldening. You can also call */

66 /* @FT_Outline_Get_CBox to get precise values. */

67 FT_EXPORT( void )

68 FT_GlyphSlot_Embolden( FT_GlyphSlot slot );

69

70 /* Slant an outline glyph to the right by about 12 degrees. */

71 FT_EXPORT( void )

72 FT_GlyphSlot_Oblique( FT_GlyphSlot slot );

73

74 /* */

75

76

77 FT_END_HEADER

78

79 #endif /* __FTSYNTH_H__ */

80

81

82 /* END */

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