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Diffstat (limited to 'nx-X11/extras/freetype2/src/autofit/afhints.h')
-rw-r--r-- | nx-X11/extras/freetype2/src/autofit/afhints.h | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/nx-X11/extras/freetype2/src/autofit/afhints.h b/nx-X11/extras/freetype2/src/autofit/afhints.h deleted file mode 100644 index 40fd613a4..000000000 --- a/nx-X11/extras/freetype2/src/autofit/afhints.h +++ /dev/null @@ -1,248 +0,0 @@ -#ifndef __AFHINTS_H__ -#define __AFHINTS_H__ - -#include "aftypes.h" - -FT_BEGIN_HEADER - - /* - * The definition of outline glyph hints. These are shared by all - * script analysis routines (until now) - * - */ - - typedef enum - { - AF_DIMENSION_HORZ = 0, /* x coordinates, i.e. vertical segments & edges */ - AF_DIMENSION_VERT = 1, /* y coordinates, i.e. horizontal segments & edges */ - - AF_DIMENSION_MAX /* do not remove */ - - } AF_Dimension; - - - /* hint directions -- the values are computed so that two vectors are */ - /* in opposite directions iff `dir1+dir2 == 0' */ - typedef enum - { - AF_DIR_NONE = 4, - AF_DIR_RIGHT = 1, - AF_DIR_LEFT = -1, - AF_DIR_UP = 2, - AF_DIR_DOWN = -2 - - } AF_Direction; - - - /* point hint flags */ - typedef enum - { - AF_FLAG_NONE = 0, - - /* point type flags */ - AF_FLAG_CONIC = (1 << 0), - AF_FLAG_CUBIC = (1 << 1), - AF_FLAG_CONTROL = AF_FLAG_CONIC | AF_FLAG_CUBIC, - - /* point extremum flags */ - AF_FLAG_EXTREMA_X = (1 << 2), - AF_FLAG_EXTREMA_Y = (1 << 3), - - /* point roundness flags */ - AF_FLAG_ROUND_X = (1 << 4), - AF_FLAG_ROUND_Y = (1 << 5), - - /* point touch flags */ - AF_FLAG_TOUCH_X = (1 << 6), - AF_FLAG_TOUCH_Y = (1 << 7), - - /* candidates for weak interpolation have this flag set */ - AF_FLAG_WEAK_INTERPOLATION = (1 << 8), - - /* all inflection points in the outline have this flag set */ - AF_FLAG_INFLECTION = (1 << 9) - - } AF_Flags; - - - /* edge hint flags */ - typedef enum - { - AF_EDGE_NORMAL = 0, - AF_EDGE_ROUND = (1 << 0), - AF_EDGE_SERIF = (1 << 1), - AF_EDGE_DONE = (1 << 2) - - } AF_Edge_Flags; - - - - typedef struct AF_PointRec_* AF_Point; - typedef struct AF_SegmentRec_* AF_Segment; - typedef struct AF_EdgeRec_* AF_Edge; - - - typedef struct AF_PointRec_ - { - AF_Flags flags; /* point flags used by hinter */ - FT_Pos ox, oy; /* original, scaled position */ - FT_Pos fx, fy; /* original, unscaled position (font units) */ - FT_Pos x, y; /* current position */ - FT_Pos u, v; /* current (x,y) or (y,x) depending on context */ - - AF_Direction in_dir; /* direction of inwards vector */ - AF_Direction out_dir; /* direction of outwards vector */ - - AF_Point next; /* next point in contour */ - AF_Point prev; /* previous point in contour */ - - } AF_PointRec; - - - typedef struct AF_SegmentRec_ - { - AF_Edge_Flags flags; /* edge/segment flags for this segment */ - AF_Direction dir; /* segment direction */ - FT_Pos pos; /* position of segment */ - FT_Pos min_coord; /* minimum coordinate of segment */ - FT_Pos max_coord; /* maximum coordinate of segment */ - - AF_Edge edge; /* the segment's parent edge */ - AF_Segment edge_next; /* link to next segment in parent edge */ - - AF_Segment link; /* (stem) link segment */ - AF_Segment serif; /* primary segment for serifs */ - FT_Pos num_linked; /* number of linked segments */ - FT_Pos score; /* used during stem matching */ - - AF_Point first; /* first point in edge segment */ - AF_Point last; /* last point in edge segment */ - AF_Point* contour; /* ptr to first point of segment's contour */ - - } AF_SegmentRec; - - - typedef struct AF_EdgeRec_ - { - FT_Pos fpos; /* original, unscaled position (font units) */ - FT_Pos opos; /* original, scaled position */ - FT_Pos pos; /* current position */ - - AF_Edge_Flags flags; /* edge flags */ - AF_Direction dir; /* edge direction */ - FT_Fixed scale; /* used to speed up interpolation between edges */ - AF_Width blue_edge; /* non-NULL if this is a blue edge */ - - AF_Edge link; - AF_Edge serif; - FT_Int num_linked; - - FT_Int score; - - AF_Segment first; - AF_Segment last; - - } AF_EdgeRec; - - - typedef struct AF_AxisHintsRec_ - { - FT_Int num_segments; - AF_Segment segments; - - FT_Int num_edges; - AF_Edge edges; - - AF_Direction major_dir; - - } AF_AxisHintsRec, *AF_AxisHints; - - - typedef struct AF_GlyphHintsRec_ - { - FT_Memory memory; - - FT_Fixed x_scale; - FT_Pos x_delta; - - FT_Fixed y_scale; - FT_Pos y_delta; - - FT_Pos edge_distance_threshold; - - FT_Int max_points; - FT_Int num_points; - AF_Point points; - - FT_Int max_contours; - FT_Int num_contours; - AF_Point* contours; - - AF_AxisHintsRec axis[ AF_DIMENSION_MAX ]; - - FT_UInt32 scaler_flags; /* copy of scaler flags */ - FT_UInt32 other_flags; /* free for script-specific implementations */ - AF_ScriptMetrics metrics; - - } AF_GlyphHintsRec; - - -#define AF_HINTS_TEST_SCALER(h,f) ( (h)->scaler_flags & (f) ) -#define AF_HINTS_TEST_OTHER(h,f) ( (h)->other_flags & (f) ) - -#define AF_HINTS_DO_HORIZONTAL(h) \ - !AF_HINTS_TEST_SCALER(h,AF_SCALER_FLAG_NO_HORIZONTAL) - -#define AF_HINTS_DO_VERTICAL(h) \ - !AF_HINTS_TEST_SCALER(h,AF_SCALER_FLAG_NO_VERTICAL) - -#define AF_HINTS_DO_ADVANCE(h) \ - !AF_HINTS_TEST_SCALER(h,AF_SCALER_FLAG_NO_ADVANCE) - - - FT_LOCAL( AF_Direction ) - af_direction_compute( FT_Pos dx, - FT_Pos dy ); - - - FT_LOCAL( void ) - af_glyph_hints_init( AF_GlyphHints hints, - FT_Memory memory ); - - - - /* recomputes all AF_Point in a AF_GlyphHints from the definitions - * in a source outline - */ - FT_LOCAL( void ) - af_glyph_hints_rescale( AF_GlyphHints hints, - AF_ScriptMetrics metrics ); - - FT_LOCAL( FT_Error ) - af_glyph_hints_reload( AF_GlyphHints hints, - FT_Outline* outline ); - - FT_LOCAL( void ) - af_glyph_hints_save( AF_GlyphHints hints, - FT_Outline* outline ); - - FT_LOCAL( void ) - af_glyph_hints_align_edge_points( AF_GlyphHints hints, - AF_Dimension dim ); - - FT_LOCAL( void ) - af_glyph_hints_align_strong_points( AF_GlyphHints hints, - AF_Dimension dim ); - - FT_LOCAL( void ) - af_glyph_hints_align_weak_points( AF_GlyphHints hints, - AF_Dimension dim ); - - FT_LOCAL( void ) - af_glyph_hints_done( AF_GlyphHints hints ); - -/* */ - -FT_END_HEADER - -#endif /* __AFHINTS_H__ */ |