diff options
Diffstat (limited to 'src/pshinter/pshalgo1.h')
| -rw-r--r-- | src/pshinter/pshalgo1.h | 73 |
1 files changed, 41 insertions, 32 deletions
diff --git a/src/pshinter/pshalgo1.h b/src/pshinter/pshalgo1.h index 1b0dd5dc2..ed1031fd6 100644 --- a/src/pshinter/pshalgo1.h +++ b/src/pshinter/pshalgo1.h @@ -2,7 +2,7 @@ /* */ /* pshalgo1.h */ /* */ -/* First (basic) Postscript hinting routines */ +/* PostScript hinting algorithm 1 (specification). */ /* */ /* Copyright 2001 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ @@ -15,58 +15,61 @@ /* */ /***************************************************************************/ -#ifndef __PS_HINTER_ALGO1_H__ -#define __PS_HINTER_ALGO1_H__ + +#ifndef __PSHALGO1_H__ +#define __PSHALGO1_H__ #include "pshrec.h" FT_BEGIN_HEADER - typedef struct PSH1_HintRec_* PSH1_Hint; + typedef struct PSH1_HintRec_* PSH1_Hint; typedef enum { PSH1_HINT_FLAG_GHOST = PS_HINT_FLAG_GHOST, PSH1_HINT_FLAG_BOTTOM = PS_HINT_FLAG_BOTTOM, PSH1_HINT_FLAG_ACTIVE = 4 - + } PSH1_Hint_Flags; -#define psh1_hint_is_active(x) (((x)->flags & PSH1_HINT_FLAG_ACTIVE) != 0) -#define psh1_hint_is_ghost(x) (((x)->flags & PSH1_HINT_FLAG_GHOST ) != 0) +#define psh1_hint_is_active( x ) \ + ( ( (x)->flags & PSH1_HINT_FLAG_ACTIVE ) != 0 ) +#define psh1_hint_is_ghost( x ) \ + ( ( (x)->flags & PSH1_HINT_FLAG_GHOST ) != 0 ) -#define psh1_hint_activate(x) (x)->flags |= PSH1_HINT_FLAG_ACTIVE -#define psh1_hint_deactivate(x) (x)->flags &= ~PSH1_HINT_FLAG_ACTIVE +#define psh1_hint_activate( x ) (x)->flags |= PSH1_HINT_FLAG_ACTIVE +#define psh1_hint_deactivate( x ) (x)->flags &= ~PSH1_HINT_FLAG_ACTIVE - typedef struct PSH1_HintRec_ + typedef struct PSH1_HintRec_ { - FT_Int org_pos; - FT_Int org_len; - FT_Pos cur_pos; - FT_Pos cur_len; - - FT_UInt flags; - + FT_Int org_pos; + FT_Int org_len; + FT_Pos cur_pos; + FT_Pos cur_len; + + FT_UInt flags; + PSH1_Hint parent; - FT_Int order; - + FT_Int order; + } PSH1_HintRec; - /* this is an interpolation zone used for strong points */ - /* weak points are interpolated according to their strong */ - /* neighbours.. */ - typedef struct PSH1_ZoneRec_ + /* this is an interpolation zone used for strong points; */ + /* weak points are interpolated according to their strong */ + /* neighbours */ + typedef struct PSH1_ZoneRec_ { FT_Fixed scale; FT_Fixed delta; FT_Pos min; FT_Pos max; - + } PSH1_ZoneRec, *PSH1_Zone; - typedef struct PSH1_Hint_TableRec_ + typedef struct PSH1_Hint_TableRec_ { FT_UInt max_hints; FT_UInt num_hints; @@ -78,23 +81,29 @@ FT_BEGIN_HEADER PSH1_Zone zone; PS_Mask_Table hint_masks; PS_Mask_Table counter_masks; - + } PSH1_Hint_TableRec, *PSH1_Hint_Table; extern FT_Error - ps1_hints_apply( PS_Hints ps_hints, - FT_Outline* outline, - PSH_Globals globals ); + ps1_hints_apply( PS_Hints ps_hints, + FT_Outline* outline, + PSH_Globals globals ); #ifdef DEBUG_HINTER extern PSH1_Hint_Table ps1_debug_hint_table; - typedef void (*PSH1_HintFunc)( PSH1_Hint hint, FT_Bool vertical ); - extern PSH1_HintFunc ps1_debug_hint_func; + typedef void + (*PSH1_HintFunc)( PSH1_Hint hint, + FT_Bool vertical ); + + extern PSH1_HintFunc ps1_debug_hint_func; #endif FT_END_HEADER -#endif /* __PS_HINTER_FITTER_H__ */ +#endif /* __PSHALGO1_H__ */ + + +/* END */ |