core/src/fxge/fx_freetype/fxft2.5.01/src/smooth/ftspic.c - Issue 815103002: Update freetype to 2.5.4.

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Issue 815103002: Update freetype to 2.5.4. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master

Patch Set: Adjust GYP and GN Created 6 years ago

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

2 /* */

3 /* ftspic.c */

4 /* */

5 /* The FreeType position independent code services for smooth module. */

6 /* */

7 /* Copyright 2009, 2010, 2012, 2013 by */

8 /* Oran Agra and Mickey Gabel. */

9 /* */

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

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

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

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

14 /* understand and accept it fully. */

15 /* */

16 /***************************************************************************/

17

18

19 #include "../../include/ft2build.h"

20 #include "../../include/freetype/freetype.h"

21 #include "../../include/freetype/internal/ftobjs.h"

22 #include "ftspic.h"

23 #include "ftsmerrs.h"

24

25

26 #ifdef FT_CONFIG_OPTION_PIC

27

28 /* forward declaration of PIC init functions from ftgrays.c */

29 void

30 FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs );

31

32

33 void

34 ft_smooth_renderer_class_pic_free( FT_Library library )

35 {

36 FT_PIC_Container* pic_container = &library->pic_container;

37 FT_Memory memory = library->memory;

38

39

40 if ( pic_container->smooth )

41 {

42 SmoothPIC* container = (SmoothPIC*)pic_container->smooth;

43

44

45 if ( --container->ref_count )

46 return;

47

48 FT_FREE( container );

49 pic_container->smooth = NULL;

50 }

51 }

52

53

54 FT_Error

55 ft_smooth_renderer_class_pic_init( FT_Library library )

56 {

57 FT_PIC_Container* pic_container = &library->pic_container;

58 FT_Error error = FT_Err_Ok;

59 SmoothPIC* container = NULL;

60 FT_Memory memory = library->memory;

61

62

63 /* since this function also serve smooth_lcd and smooth_lcdv renderers,

64 it implements reference counting */

65 if ( pic_container->smooth )

66 {

67 ((SmoothPIC*)pic_container->smooth)->ref_count++;

68 return error;

69 }

70

71 /* allocate pointer, clear and set global container pointer */

72 if ( FT_ALLOC( container, sizeof ( *container ) ) )

73 return error;

74 FT_MEM_SET( container, 0, sizeof ( *container ) );

75 pic_container->smooth = container;

76

77 container->ref_count = 1;

78

79 /* initialize pointer table - */

80 /* this is how the module usually expects this data */

81 FT_Init_Class_ft_grays_raster( &container->ft_grays_raster );

82

83 return error;

84 }

85

86

87 /* re-route these init and free functions to the above functions */

88 FT_Error

89 ft_smooth_lcd_renderer_class_pic_init( FT_Library library )

90 {

91 return ft_smooth_renderer_class_pic_init( library );

92 }

93

94

95 void

96 ft_smooth_lcd_renderer_class_pic_free( FT_Library library )

97 {

98 ft_smooth_renderer_class_pic_free( library );

99 }

100

101

102 FT_Error

103 ft_smooth_lcdv_renderer_class_pic_init( FT_Library library )

104 {

105 return ft_smooth_renderer_class_pic_init( library );

106 }

107

108

109 void

110 ft_smooth_lcdv_renderer_class_pic_free( FT_Library library )

111 {

112 ft_smooth_renderer_class_pic_free( library );

113 }

114

115 #endif /* FT_CONFIG_OPTION_PIC */

116

117

118 /* END */

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