501 lines
15 KiB
C
501 lines
15 KiB
C
/* FreeType 2 definitions from the freetype header mostly.
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*/
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#ifndef FT2_DEFS_H_H__
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#define FT2_DEFS_H_H__
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#ifdef _MSC_VER
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typedef __int32 FT_Int32;
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typedef unsigned __int32 FT_UInt32;
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#else
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# include <stdint.h>
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typedef int32_t FT_Int32;
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typedef uint32_t FT_UInt32;
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#endif
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typedef int FT_Error;
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typedef signed char FT_Char;
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typedef unsigned char FT_Byte;
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typedef const FT_Byte *FT_Bytes;
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typedef char FT_String;
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typedef signed short FT_Short;
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typedef unsigned short FT_UShort;
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typedef signed int FT_Int;
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typedef unsigned int FT_UInt;
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typedef signed long FT_Long;
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typedef signed long FT_Fixed;
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typedef unsigned long FT_ULong;
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typedef void *FT_Pointer;
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typedef size_t FT_Offset;
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typedef signed long FT_F26Dot6;
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typedef void *FT_Stream;
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typedef void *FT_Module;
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typedef void *FT_Library;
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typedef struct FT_FaceRec_ *FT_Face;
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typedef struct FT_CharMapRec_* FT_CharMap;
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typedef struct FT_SizeRec_* FT_Size;
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typedef struct FT_Size_InternalRec_* FT_Size_Internal;
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typedef struct FT_GlyphSlotRec_* FT_GlyphSlot;
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typedef struct FT_SubGlyphRec_* FT_SubGlyph;
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typedef struct FT_Slot_InternalRec_* FT_Slot_Internal;
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// Taken from the freetype headers:
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typedef signed long FT_Pos;
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typedef struct FT_Vector_
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{
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FT_Pos x;
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FT_Pos y;
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} FT_Vector;
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typedef struct FT_BBox_
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{
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FT_Pos xMin, yMin;
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FT_Pos xMax, yMax;
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} FT_BBox;
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typedef enum FT_Pixel_Mode_
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{
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FT_PIXEL_MODE_NONE = 0,
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FT_PIXEL_MODE_MONO,
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FT_PIXEL_MODE_GRAY,
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FT_PIXEL_MODE_GRAY2,
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FT_PIXEL_MODE_GRAY4,
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FT_PIXEL_MODE_LCD,
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FT_PIXEL_MODE_LCD_V,
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FT_PIXEL_MODE_MAX /* do not remove */
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} FT_Pixel_Mode;
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typedef enum FT_Render_Mode_
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{
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FT_RENDER_MODE_NORMAL = 0,
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FT_RENDER_MODE_LIGHT,
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FT_RENDER_MODE_MONO,
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FT_RENDER_MODE_LCD,
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FT_RENDER_MODE_LCD_V,
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FT_RENDER_MODE_MAX
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} FT_Render_Mode;
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#define ft_pixel_mode_none FT_PIXEL_MODE_NONE
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#define ft_pixel_mode_mono FT_PIXEL_MODE_MONO
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#define ft_pixel_mode_grays FT_PIXEL_MODE_GRAY
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#define ft_pixel_mode_pal2 FT_PIXEL_MODE_GRAY2
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#define ft_pixel_mode_pal4 FT_PIXEL_MODE_GRAY4
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typedef struct FT_Bitmap_
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{
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int rows;
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int width;
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int pitch;
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unsigned char* buffer;
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short num_grays;
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char pixel_mode;
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char palette_mode;
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void* palette;
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} FT_Bitmap;
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typedef struct FT_Outline_
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{
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short n_contours; /* number of contours in glyph */
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short n_points; /* number of points in the glyph */
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FT_Vector* points; /* the outline's points */
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char* tags; /* the points flags */
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short* contours; /* the contour end points */
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int flags; /* outline masks */
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} FT_Outline;
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#define FT_OUTLINE_NONE 0x0
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#define FT_OUTLINE_OWNER 0x1
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#define FT_OUTLINE_EVEN_ODD_FILL 0x2
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#define FT_OUTLINE_REVERSE_FILL 0x4
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#define FT_OUTLINE_IGNORE_DROPOUTS 0x8
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#define FT_OUTLINE_SMART_DROPOUTS 0x10
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#define FT_OUTLINE_INCLUDE_STUBS 0x20
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#define FT_OUTLINE_HIGH_PRECISION 0x100
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#define FT_OUTLINE_SINGLE_PASS 0x200
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#define ft_outline_none FT_OUTLINE_NONE
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#define ft_outline_owner FT_OUTLINE_OWNER
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#define ft_outline_even_odd_fill FT_OUTLINE_EVEN_ODD_FILL
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#define ft_outline_reverse_fill FT_OUTLINE_REVERSE_FILL
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#define ft_outline_ignore_dropouts FT_OUTLINE_IGNORE_DROPOUTS
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#define ft_outline_high_precision FT_OUTLINE_HIGH_PRECISION
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#define ft_outline_single_pass FT_OUTLINE_SINGLE_PASS
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#define FT_CURVE_TAG( flag ) ( flag & 3 )
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#define FT_CURVE_TAG_ON 1
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#define FT_CURVE_TAG_CONIC 0
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#define FT_CURVE_TAG_CUBIC 2
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#define FT_CURVE_TAG_TOUCH_X 8 /* reserved for the TrueType hinter */
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#define FT_CURVE_TAG_TOUCH_Y 16 /* reserved for the TrueType hinter */
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#define FT_CURVE_TAG_TOUCH_BOTH ( FT_CURVE_TAG_TOUCH_X | \
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FT_CURVE_TAG_TOUCH_Y )
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#define FT_Curve_Tag_On FT_CURVE_TAG_ON
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#define FT_Curve_Tag_Conic FT_CURVE_TAG_CONIC
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#define FT_Curve_Tag_Cubic FT_CURVE_TAG_CUBIC
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#define FT_Curve_Tag_Touch_X FT_CURVE_TAG_TOUCH_X
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#define FT_Curve_Tag_Touch_Y FT_CURVE_TAG_TOUCH_Y
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typedef int
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(*FT_Outline_MoveToFunc)( const FT_Vector* to,
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void* user );
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#define FT_Outline_MoveTo_Func FT_Outline_MoveToFunc
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typedef int
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(*FT_Outline_LineToFunc)( const FT_Vector* to,
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void* user );
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#define FT_Outline_LineTo_Func FT_Outline_LineToFunc
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typedef int
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(*FT_Outline_ConicToFunc)( const FT_Vector* control,
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const FT_Vector* to,
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void* user );
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#define FT_Outline_ConicTo_Func FT_Outline_ConicToFunc
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typedef int
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(*FT_Outline_CubicToFunc)( const FT_Vector* control1,
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const FT_Vector* control2,
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const FT_Vector* to,
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void* user );
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#define FT_Outline_CubicTo_Func FT_Outline_CubicToFunc
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typedef struct FT_Outline_Funcs_
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{
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FT_Outline_MoveToFunc move_to;
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FT_Outline_LineToFunc line_to;
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FT_Outline_ConicToFunc conic_to;
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FT_Outline_CubicToFunc cubic_to;
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int shift;
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FT_Pos delta;
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} FT_Outline_Funcs;
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#ifndef FT_IMAGE_TAG
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#define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) \
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value = ( ( (unsigned long)_x1 << 24 ) | \
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( (unsigned long)_x2 << 16 ) | \
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( (unsigned long)_x3 << 8 ) | \
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(unsigned long)_x4 )
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#endif /* FT_IMAGE_TAG */
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typedef enum FT_Glyph_Format_
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{
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FT_IMAGE_TAG( FT_GLYPH_FORMAT_NONE, 0, 0, 0, 0 ),
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FT_IMAGE_TAG( FT_GLYPH_FORMAT_COMPOSITE, 'c', 'o', 'm', 'p' ),
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FT_IMAGE_TAG( FT_GLYPH_FORMAT_BITMAP, 'b', 'i', 't', 's' ),
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FT_IMAGE_TAG( FT_GLYPH_FORMAT_OUTLINE, 'o', 'u', 't', 'l' ),
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FT_IMAGE_TAG( FT_GLYPH_FORMAT_PLOTTER, 'p', 'l', 'o', 't' )
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} FT_Glyph_Format;
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#define ft_glyph_format_none FT_GLYPH_FORMAT_NONE
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#define ft_glyph_format_composite FT_GLYPH_FORMAT_COMPOSITE
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#define ft_glyph_format_bitmap FT_GLYPH_FORMAT_BITMAP
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#define ft_glyph_format_outline FT_GLYPH_FORMAT_OUTLINE
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#define ft_glyph_format_plotter FT_GLYPH_FORMAT_PLOTTER
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typedef struct FT_Glyph_Metrics_
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{
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FT_Pos width;
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FT_Pos height;
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FT_Pos horiBearingX;
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FT_Pos horiBearingY;
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FT_Pos horiAdvance;
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FT_Pos vertBearingX;
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FT_Pos vertBearingY;
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FT_Pos vertAdvance;
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} FT_Glyph_Metrics;
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#define FT_EXPORT( x ) x
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#define FT_OPEN_MEMORY 0x1
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#define FT_OPEN_STREAM 0x2
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#define FT_OPEN_PATHNAME 0x4
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#define FT_OPEN_DRIVER 0x8
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#define FT_OPEN_PARAMS 0x10
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typedef struct FT_Parameter_
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{
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FT_ULong tag;
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FT_Pointer data;
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} FT_Parameter;
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typedef struct FT_Open_Args_
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{
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FT_UInt flags;
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const FT_Byte* memory_base;
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FT_Long memory_size;
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FT_String* pathname;
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FT_Stream stream;
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FT_Module driver;
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FT_Int num_params;
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FT_Parameter* params;
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} FT_Open_Args;
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typedef enum FT_Size_Request_Type_
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{
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FT_SIZE_REQUEST_TYPE_NOMINAL,
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FT_SIZE_REQUEST_TYPE_REAL_DIM,
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FT_SIZE_REQUEST_TYPE_BBOX,
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FT_SIZE_REQUEST_TYPE_CELL,
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FT_SIZE_REQUEST_TYPE_SCALES,
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FT_SIZE_REQUEST_TYPE_MAX
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} FT_Size_Request_Type;
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typedef struct FT_Size_RequestRec_
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{
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FT_Size_Request_Type type;
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FT_Long width;
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FT_Long height;
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FT_UInt horiResolution;
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FT_UInt vertResolution;
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} FT_Size_RequestRec;
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typedef struct FT_Size_RequestRec_ *FT_Size_Request;
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#define FT_LOAD_DEFAULT 0x0
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#define FT_LOAD_NO_SCALE 0x1
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#define FT_LOAD_NO_HINTING 0x2
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#define FT_LOAD_RENDER 0x4
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#define FT_LOAD_NO_BITMAP 0x8
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#define FT_LOAD_VERTICAL_LAYOUT 0x10
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#define FT_LOAD_FORCE_AUTOHINT 0x20
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#define FT_LOAD_CROP_BITMAP 0x40
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#define FT_LOAD_PEDANTIC 0x80
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#define FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH 0x200
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#define FT_LOAD_NO_RECURSE 0x400
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#define FT_LOAD_IGNORE_TRANSFORM 0x800
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#define FT_LOAD_MONOCHROME 0x1000
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#define FT_LOAD_LINEAR_DESIGN 0x2000
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#define FT_LOAD_NO_AUTOHINT 0x8000U
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#define FT_LOAD_TARGET_( x ) ( (FT_Int32)( (x) & 15 ) << 16 )
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#define FT_LOAD_TARGET_NORMAL FT_LOAD_TARGET_( FT_RENDER_MODE_NORMAL )
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#define FT_LOAD_TARGET_LIGHT FT_LOAD_TARGET_( FT_RENDER_MODE_LIGHT )
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#define FT_LOAD_TARGET_MONO FT_LOAD_TARGET_( FT_RENDER_MODE_MONO )
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#define FT_LOAD_TARGET_LCD FT_LOAD_TARGET_( FT_RENDER_MODE_LCD )
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#define FT_LOAD_TARGET_LCD_V FT_LOAD_TARGET_( FT_RENDER_MODE_LCD_V )
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#define FT_ENC_TAG( value, a, b, c, d ) \
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value = ( ( (FT_UInt32)(a) << 24 ) | \
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( (FT_UInt32)(b) << 16 ) | \
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( (FT_UInt32)(c) << 8 ) | \
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(FT_UInt32)(d) )
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typedef enum FT_Encoding_
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{
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FT_ENC_TAG( FT_ENCODING_NONE, 0, 0, 0, 0 ),
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FT_ENC_TAG( FT_ENCODING_MS_SYMBOL, 's', 'y', 'm', 'b' ),
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FT_ENC_TAG( FT_ENCODING_UNICODE, 'u', 'n', 'i', 'c' ),
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FT_ENC_TAG( FT_ENCODING_SJIS, 's', 'j', 'i', 's' ),
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FT_ENC_TAG( FT_ENCODING_GB2312, 'g', 'b', ' ', ' ' ),
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FT_ENC_TAG( FT_ENCODING_BIG5, 'b', 'i', 'g', '5' ),
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FT_ENC_TAG( FT_ENCODING_WANSUNG, 'w', 'a', 'n', 's' ),
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FT_ENC_TAG( FT_ENCODING_JOHAB, 'j', 'o', 'h', 'a' ),
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/* for backwards compatibility */
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FT_ENCODING_MS_SJIS = FT_ENCODING_SJIS,
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FT_ENCODING_MS_GB2312 = FT_ENCODING_GB2312,
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FT_ENCODING_MS_BIG5 = FT_ENCODING_BIG5,
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FT_ENCODING_MS_WANSUNG = FT_ENCODING_WANSUNG,
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FT_ENCODING_MS_JOHAB = FT_ENCODING_JOHAB,
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FT_ENC_TAG( FT_ENCODING_ADOBE_STANDARD, 'A', 'D', 'O', 'B' ),
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FT_ENC_TAG( FT_ENCODING_ADOBE_EXPERT, 'A', 'D', 'B', 'E' ),
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FT_ENC_TAG( FT_ENCODING_ADOBE_CUSTOM, 'A', 'D', 'B', 'C' ),
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FT_ENC_TAG( FT_ENCODING_ADOBE_LATIN_1, 'l', 'a', 't', '1' ),
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FT_ENC_TAG( FT_ENCODING_OLD_LATIN_2, 'l', 'a', 't', '2' ),
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FT_ENC_TAG( FT_ENCODING_APPLE_ROMAN, 'a', 'r', 'm', 'n' )
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} FT_Encoding;
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#define ft_encoding_none FT_ENCODING_NONE
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#define ft_encoding_unicode FT_ENCODING_UNICODE
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#define ft_encoding_symbol FT_ENCODING_MS_SYMBOL
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#define ft_encoding_latin_1 FT_ENCODING_ADOBE_LATIN_1
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#define ft_encoding_latin_2 FT_ENCODING_OLD_LATIN_2
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#define ft_encoding_sjis FT_ENCODING_SJIS
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#define ft_encoding_gb2312 FT_ENCODING_GB2312
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#define ft_encoding_big5 FT_ENCODING_BIG5
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#define ft_encoding_wansung FT_ENCODING_WANSUNG
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#define ft_encoding_johab FT_ENCODING_JOHAB
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#define ft_encoding_adobe_standard FT_ENCODING_ADOBE_STANDARD
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#define ft_encoding_adobe_expert FT_ENCODING_ADOBE_EXPERT
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#define ft_encoding_adobe_custom FT_ENCODING_ADOBE_CUSTOM
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#define ft_encoding_apple_roman FT_ENCODING_APPLE_ROMAN
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typedef struct FT_Bitmap_Size_
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{
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FT_Short height;
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FT_Short width;
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FT_Pos size;
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FT_Pos x_ppem;
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FT_Pos y_ppem;
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} FT_Bitmap_Size;
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typedef struct FT_CharMapRec_
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{
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FT_Face face;
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FT_Encoding encoding;
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FT_UShort platform_id;
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FT_UShort encoding_id;
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} FT_CharMapRec;
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typedef void (*FT_Generic_Finalizer)(void* object);
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typedef struct FT_Generic_
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{
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void* data;
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FT_Generic_Finalizer finalizer;
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} FT_Generic;
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typedef struct FT_Size_Metrics_
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{
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FT_UShort x_ppem; /* horizontal pixels per EM */
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FT_UShort y_ppem; /* vertical pixels per EM */
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FT_Fixed x_scale; /* scaling values used to convert font */
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FT_Fixed y_scale; /* units to 26.6 fractional pixels */
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FT_Pos ascender; /* ascender in 26.6 frac. pixels */
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FT_Pos descender; /* descender in 26.6 frac. pixels */
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FT_Pos height; /* text height in 26.6 frac. pixels */
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FT_Pos max_advance; /* max horizontal advance, in 26.6 pixels */
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} FT_Size_Metrics;
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typedef struct FT_SizeRec_
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{
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FT_Face face; /* parent face object */
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FT_Generic generic; /* generic pointer for client uses */
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FT_Size_Metrics metrics; /* size metrics */
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FT_Size_Internal internal;
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} FT_SizeRec;
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typedef struct FT_FaceRec_
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{
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FT_Long num_faces;
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FT_Long face_index;
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FT_Long face_flags;
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FT_Long style_flags;
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FT_Long num_glyphs;
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FT_String* family_name;
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FT_String* style_name;
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FT_Int num_fixed_sizes;
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FT_Bitmap_Size* available_sizes;
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FT_Int num_charmaps;
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FT_CharMap* charmaps;
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FT_Generic generic;
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/*# The following member variables (down to `underline_thickness') */
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/*# are only relevant to scalable outlines; cf. @FT_Bitmap_Size */
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/*# for bitmap fonts. */
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FT_BBox bbox;
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FT_UShort units_per_EM;
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FT_Short ascender;
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FT_Short descender;
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FT_Short height;
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FT_Short max_advance_width;
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FT_Short max_advance_height;
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FT_Short underline_position;
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FT_Short underline_thickness;
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FT_GlyphSlot glyph;
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FT_Size size;
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FT_CharMap charmap;
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/* ft2 private
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FT_Driver driver;
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FT_Memory memory;
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FT_Stream stream;
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FT_ListRec sizes_list;
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FT_Generic autohint;
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void* extensions;
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FT_Face_Internal internal;
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*/
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} FT_FaceRec;
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typedef struct FT_GlyphSlotRec_
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{
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FT_Library library;
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FT_Face face;
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FT_GlyphSlot next;
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FT_UInt reserved; /* retained for binary compatibility */
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FT_Generic generic;
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FT_Glyph_Metrics metrics;
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FT_Fixed linearHoriAdvance;
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FT_Fixed linearVertAdvance;
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FT_Vector advance;
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FT_Glyph_Format format;
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FT_Bitmap bitmap;
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FT_Int bitmap_left;
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FT_Int bitmap_top;
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FT_Outline outline;
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FT_UInt num_subglyphs;
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FT_SubGlyph subglyphs;
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void* control_data;
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long control_len;
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FT_Pos lsb_delta;
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FT_Pos rsb_delta;
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void* other;
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FT_Slot_Internal internal;
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} FT_GlyphSlotRec;
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#define FT_FACE_FLAG_SCALABLE ( 1L << 0 )
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#define FT_FACE_FLAG_FIXED_SIZES ( 1L << 1 )
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#define FT_FACE_FLAG_FIXED_WIDTH ( 1L << 2 )
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#define FT_FACE_FLAG_SFNT ( 1L << 3 )
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#define FT_FACE_FLAG_HORIZONTAL ( 1L << 4 )
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#define FT_FACE_FLAG_VERTICAL ( 1L << 5 )
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#define FT_FACE_FLAG_KERNING ( 1L << 6 )
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#define FT_FACE_FLAG_FAST_GLYPHS ( 1L << 7 )
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#define FT_FACE_FLAG_MULTIPLE_MASTERS ( 1L << 8 )
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#define FT_FACE_FLAG_GLYPH_NAMES ( 1L << 9 )
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#define FT_FACE_FLAG_EXTERNAL_STREAM ( 1L << 10 )
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#define FT_FACE_FLAG_HINTER ( 1L << 11 )
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#define FT_FACE_FLAG_CID_KEYED ( 1L << 12 )
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#define FT_FACE_FLAG_TRICKY ( 1L << 13 )
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typedef enum FT_Kerning_Mode_
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{
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FT_KERNING_DEFAULT = 0,
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FT_KERNING_UNFITTED,
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FT_KERNING_UNSCALED
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} FT_Kerning_Mode;
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#endif // FT2_DEFS_H_H__
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