core/src/fxge/fx_freetype/fxft2.5.01/src/pshinter/pshalgo.h - Issue 815103002: Update freetype to 2.5.4.

Unified Diff: core/src/fxge/fx_freetype/fxft2.5.01/src/pshinter/pshalgo.h

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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Index: core/src/fxge/fx_freetype/fxft2.5.01/src/pshinter/pshalgo.h

diff --git a/core/src/fxge/fx_freetype/fxft2.5.01/src/pshinter/pshalgo.h b/core/src/fxge/fx_freetype/fxft2.5.01/src/pshinter/pshalgo.h

deleted file mode 100644

index c70f31ea9497f1d8b8002275f1b40e8900329be9..0000000000000000000000000000000000000000

--- a/core/src/fxge/fx_freetype/fxft2.5.01/src/pshinter/pshalgo.h

+++ /dev/null

@@ -1,246 +0,0 @@

-/***************************************************************************/

-/* */

-/* pshalgo.h */

-/* */

-/* PostScript hinting algorithm (specification). */

-/* */

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

-/* */

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

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

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

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

-/* understand and accept it fully. */

-/* */

-/***************************************************************************/

-#ifndef __PSHALGO_H__

-#define __PSHALGO_H__

-#include "pshrec.h"

-#include "pshglob.h"

-FT_BEGIN_HEADER

- /* handle to Hint structure */

- typedef struct PSH_HintRec_* PSH_Hint;

- /* hint bit-flags */

- typedef enum PSH_Hint_Flags_

- {

- PSH_HINT_GHOST = PS_HINT_FLAG_GHOST,

- PSH_HINT_BOTTOM = PS_HINT_FLAG_BOTTOM,

- PSH_HINT_ACTIVE = 4,

- PSH_HINT_FITTED = 8

- } PSH_Hint_Flags;

-#define psh_hint_is_active( x ) ( ( (x)->flags & PSH_HINT_ACTIVE ) != 0 )

-#define psh_hint_is_ghost( x ) ( ( (x)->flags & PSH_HINT_GHOST ) != 0 )

-#define psh_hint_is_fitted( x ) ( ( (x)->flags & PSH_HINT_FITTED ) != 0 )

-#define psh_hint_activate( x ) (x)->flags |= PSH_HINT_ACTIVE

-#define psh_hint_deactivate( x ) (x)->flags &= ~PSH_HINT_ACTIVE

-#define psh_hint_set_fitted( x ) (x)->flags |= PSH_HINT_FITTED

- /* hint structure */

- typedef struct PSH_HintRec_

- {

- FT_Int org_pos;

- FT_Int org_len;

- FT_Pos cur_pos;

- FT_Pos cur_len;

- FT_UInt flags;

- PSH_Hint parent;

- FT_Int order;

- } PSH_HintRec;

- /* this is an interpolation zone used for strong points; */

- /* weak points are interpolated according to their strong */

- /* neighbours */

- typedef struct PSH_ZoneRec_

- {

- FT_Fixed scale;

- FT_Fixed delta;

- FT_Pos min;

- FT_Pos max;

- } PSH_ZoneRec, *PSH_Zone;

- typedef struct PSH_Hint_TableRec_

- {

- FT_UInt max_hints;

- FT_UInt num_hints;

- PSH_Hint hints;

- PSH_Hint* sort;

- PSH_Hint* sort_global;

- FT_UInt num_zones;

- PSH_ZoneRec* zones;

- PSH_Zone zone;

- PS_Mask_Table hint_masks;

- PS_Mask_Table counter_masks;

- } PSH_Hint_TableRec, *PSH_Hint_Table;

- typedef struct PSH_PointRec_* PSH_Point;

- typedef struct PSH_ContourRec_* PSH_Contour;

- enum

- {

- PSH_DIR_NONE = 4,

- PSH_DIR_UP = -1,

- PSH_DIR_DOWN = 1,

- PSH_DIR_LEFT = -2,

- PSH_DIR_RIGHT = 2

- };

-#define PSH_DIR_HORIZONTAL 2

-#define PSH_DIR_VERTICAL 1

-#define PSH_DIR_COMPARE( d1, d2 ) ( (d1) == (d2) || (d1) == -(d2) )

-#define PSH_DIR_IS_HORIZONTAL( d ) PSH_DIR_COMPARE( d, PSH_DIR_HORIZONTAL )

-#define PSH_DIR_IS_VERTICAL( d ) PSH_DIR_COMPARE( d, PSH_DIR_VERTICAL )

- /* the following bit-flags are computed once by the glyph */

- /* analyzer, for both dimensions */

- enum

- {

- PSH_POINT_OFF = 1, /* point is off the curve */

- PSH_POINT_SMOOTH = 2, /* point is smooth */

- PSH_POINT_INFLEX = 4 /* point is inflection */

- };

-#define psh_point_is_smooth( p ) ( (p)->flags & PSH_POINT_SMOOTH )

-#define psh_point_is_off( p ) ( (p)->flags & PSH_POINT_OFF )

-#define psh_point_is_inflex( p ) ( (p)->flags & PSH_POINT_INFLEX )

-#define psh_point_set_smooth( p ) (p)->flags |= PSH_POINT_SMOOTH

-#define psh_point_set_off( p ) (p)->flags |= PSH_POINT_OFF

-#define psh_point_set_inflex( p ) (p)->flags |= PSH_POINT_INFLEX

- /* the following bit-flags are re-computed for each dimension */

- enum

- {

- PSH_POINT_STRONG = 16, /* point is strong */

- PSH_POINT_FITTED = 32, /* point is already fitted */

- PSH_POINT_EXTREMUM = 64, /* point is local extremum */

- PSH_POINT_POSITIVE = 128, /* extremum has positive contour flow */

- PSH_POINT_NEGATIVE = 256, /* extremum has negative contour flow */

- PSH_POINT_EDGE_MIN = 512, /* point is aligned to left/bottom stem edge */

- PSH_POINT_EDGE_MAX = 1024 /* point is aligned to top/right stem edge */

- };

-#define psh_point_is_strong( p ) ( (p)->flags2 & PSH_POINT_STRONG )

-#define psh_point_is_fitted( p ) ( (p)->flags2 & PSH_POINT_FITTED )

-#define psh_point_is_extremum( p ) ( (p)->flags2 & PSH_POINT_EXTREMUM )

-#define psh_point_is_positive( p ) ( (p)->flags2 & PSH_POINT_POSITIVE )

-#define psh_point_is_negative( p ) ( (p)->flags2 & PSH_POINT_NEGATIVE )

-#define psh_point_is_edge_min( p ) ( (p)->flags2 & PSH_POINT_EDGE_MIN )

-#define psh_point_is_edge_max( p ) ( (p)->flags2 & PSH_POINT_EDGE_MAX )

-#define psh_point_set_strong( p ) (p)->flags2 |= PSH_POINT_STRONG

-#define psh_point_set_fitted( p ) (p)->flags2 |= PSH_POINT_FITTED

-#define psh_point_set_extremum( p ) (p)->flags2 |= PSH_POINT_EXTREMUM

-#define psh_point_set_positive( p ) (p)->flags2 |= PSH_POINT_POSITIVE

-#define psh_point_set_negative( p ) (p)->flags2 |= PSH_POINT_NEGATIVE

-#define psh_point_set_edge_min( p ) (p)->flags2 |= PSH_POINT_EDGE_MIN

-#define psh_point_set_edge_max( p ) (p)->flags2 |= PSH_POINT_EDGE_MAX

- typedef struct PSH_PointRec_

- {

- PSH_Point prev;

- PSH_Point next;

- PSH_Contour contour;

- FT_UInt flags;

- FT_UInt flags2;

- FT_Char dir_in;

- FT_Char dir_out;

- PSH_Hint hint;

- FT_Pos org_u;

- FT_Pos org_v;

- FT_Pos cur_u;

-#ifdef DEBUG_HINTER

- FT_Pos org_x;

- FT_Pos cur_x;

- FT_Pos org_y;

- FT_Pos cur_y;

- FT_UInt flags_x;

- FT_UInt flags_y;

-#endif

- } PSH_PointRec;

- typedef struct PSH_ContourRec_

- {

- PSH_Point start;

- FT_UInt count;

- } PSH_ContourRec;

- typedef struct PSH_GlyphRec_

- {

- FT_UInt num_points;

- FT_UInt num_contours;

- PSH_Point points;

- PSH_Contour contours;

- FT_Memory memory;

- FT_Outline* outline;

- PSH_Globals globals;

- PSH_Hint_TableRec hint_tables[2];

- FT_Bool vertical;

- FT_Int major_dir;

- FT_Int minor_dir;

- FT_Bool do_horz_hints;

- FT_Bool do_vert_hints;

- FT_Bool do_horz_snapping;

- FT_Bool do_vert_snapping;

- FT_Bool do_stem_adjust;

- } PSH_GlyphRec, *PSH_Glyph;

-#ifdef DEBUG_HINTER

- extern PSH_Hint_Table ps_debug_hint_table;

- typedef void

- (*PSH_HintFunc)( PSH_Hint hint,

- FT_Bool vertical );

- extern PSH_HintFunc ps_debug_hint_func;

- extern PSH_Glyph ps_debug_glyph;

-#endif

- extern FT_Error

- ps_hints_apply( PS_Hints ps_hints,

- FT_Outline* outline,

- PSH_Globals globals,

- FT_Render_Mode hint_mode );

-FT_END_HEADER

-#endif /* __PSHALGO_H__ */

-/* END */