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authorKarl Berry <karl@freefriends.org>2021-02-25 19:22:25 +0000
committerKarl Berry <karl@freefriends.org>2021-02-25 19:22:25 +0000
commitad547a6b5986815fda458221149728d9d9ab1d87 (patch)
tree16296910eb3eca724371474ea9aea3994dc69614 /Build/source/libs/freetype2/freetype-src/src/pshinter/pshrec.h
parent947b43de3dd21d58ccc2ffadefc4441ea1c2a813 (diff)
restore Build,TODO from r57911
git-svn-id: svn://tug.org/texlive/trunk@57915 c570f23f-e606-0410-a88d-b1316a301751
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diff --git a/Build/source/libs/freetype2/freetype-src/src/pshinter/pshrec.h b/Build/source/libs/freetype2/freetype-src/src/pshinter/pshrec.h
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+/****************************************************************************
+ *
+ * pshrec.h
+ *
+ * Postscript (Type1/Type2) hints recorder (specification).
+ *
+ * Copyright (C) 2001-2020 by
+ * 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.
+ *
+ */
+
+
+ /***************************************************************************
+ *
+ * The functions defined here are called from the Type 1, CID and CFF
+ * font drivers to record the hints of a given character/glyph.
+ *
+ * The hints are recorded in a unified format, and are later processed
+ * by the `optimizer' and `fitter' to adjust the outlines to the pixel
+ * grid.
+ *
+ */
+
+
+#ifndef PSHREC_H_
+#define PSHREC_H_
+
+
+#include <freetype/internal/pshints.h>
+#include "pshglob.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GLYPH HINTS RECORDER INTERNALS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* handle to hint record */
+ typedef struct PS_HintRec_* PS_Hint;
+
+ /* hint types */
+ typedef enum PS_Hint_Type_
+ {
+ PS_HINT_TYPE_1 = 1,
+ PS_HINT_TYPE_2 = 2
+
+ } PS_Hint_Type;
+
+
+ /* hint flags */
+#define PS_HINT_FLAG_GHOST 1U
+#define PS_HINT_FLAG_BOTTOM 2U
+
+
+ /* hint descriptor */
+ typedef struct PS_HintRec_
+ {
+ FT_Int pos;
+ FT_Int len;
+ FT_UInt flags;
+
+ } PS_HintRec;
+
+
+#define ps_hint_is_active( x ) ( (x)->flags & PS_HINT_FLAG_ACTIVE )
+#define ps_hint_is_ghost( x ) ( (x)->flags & PS_HINT_FLAG_GHOST )
+#define ps_hint_is_bottom( x ) ( (x)->flags & PS_HINT_FLAG_BOTTOM )
+
+
+ /* hints table descriptor */
+ typedef struct PS_Hint_TableRec_
+ {
+ FT_UInt num_hints;
+ FT_UInt max_hints;
+ PS_Hint hints;
+
+ } PS_Hint_TableRec, *PS_Hint_Table;
+
+
+ /* hint and counter mask descriptor */
+ typedef struct PS_MaskRec_
+ {
+ FT_UInt num_bits;
+ FT_UInt max_bits;
+ FT_Byte* bytes;
+ FT_UInt end_point;
+
+ } PS_MaskRec, *PS_Mask;
+
+
+ /* masks and counters table descriptor */
+ typedef struct PS_Mask_TableRec_
+ {
+ FT_UInt num_masks;
+ FT_UInt max_masks;
+ PS_Mask masks;
+
+ } PS_Mask_TableRec, *PS_Mask_Table;
+
+
+ /* dimension-specific hints descriptor */
+ typedef struct PS_DimensionRec_
+ {
+ PS_Hint_TableRec hints;
+ PS_Mask_TableRec masks;
+ PS_Mask_TableRec counters;
+
+ } PS_DimensionRec, *PS_Dimension;
+
+
+ /* glyph hints descriptor */
+ /* dimension 0 => X coordinates + vertical hints/stems */
+ /* dimension 1 => Y coordinates + horizontal hints/stems */
+ typedef struct PS_HintsRec_
+ {
+ FT_Memory memory;
+ FT_Error error;
+ FT_UInt32 magic;
+ PS_Hint_Type hint_type;
+ PS_DimensionRec dimension[2];
+
+ } PS_HintsRec, *PS_Hints;
+
+ /* */
+
+ /* initialize hints recorder */
+ FT_LOCAL( void )
+ ps_hints_init( PS_Hints hints,
+ FT_Memory memory );
+
+ /* finalize hints recorder */
+ FT_LOCAL( void )
+ ps_hints_done( PS_Hints hints );
+
+ /* initialize Type1 hints recorder interface */
+ FT_LOCAL( void )
+ t1_hints_funcs_init( T1_Hints_FuncsRec* funcs );
+
+ /* initialize Type2 hints recorder interface */
+ FT_LOCAL( void )
+ t2_hints_funcs_init( T2_Hints_FuncsRec* funcs );
+
+
+#ifdef DEBUG_HINTER
+ extern PS_Hints ps_debug_hints;
+ extern int ps_debug_no_horz_hints;
+ extern int ps_debug_no_vert_hints;
+#endif
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* PSHREC_H_ */
+
+
+/* END */