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freetype2
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Use the new objects. 

* include/freetype/internal/psaux.h, src/psaux/psauxmod.c: Fix
switching between new and old engines.

* src/cff/cffgload.c, src/cff/cffparse.c: Update calls.

* src/psaux/psblues.c, src/psaux/psfont.c, src/psaux/psfont.h,
src/psaux/psft.c, src/psaux/psft.h, src/psaux/psintrp.c: Update all
to use new objects.
This commit is contained in:
Ewald Hew 2017-09-25 06:10:20 +02:00 committed by Werner Lemberg
parent 43c015823f
commit 0589e3c012
11 changed files with 176 additions and 152 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
ChangeLog
View File

@ -1,3 +1,16 @@
2017-09-25 Ewald Hew <ewaldhew@gmail.com>
[psaux, cff] Use the new objects.
* include/freetype/internal/psaux.h, src/psaux/psauxmod.c: Fix
switching between new and old engines.
* src/cff/cffgload.c, src/cff/cffparse.c: Update calls.
* src/psaux/psblues.c, src/psaux/psfont.c, src/psaux/psfont.h,
src/psaux/psft.c, src/psaux/psft.h, src/psaux/psintrp.c: Update all
to use new objects.
2017-09-24 Ewald Hew <ewaldhew@gmail.com>
[psaux] Objects for new interpreter (part 2).

18
include/freetype/internal/psaux.h
View File

@ -1137,18 +1137,22 @@ FT_BEGIN_HEADER
CFF_Size size,
FT_UInt glyph_index );
FT_Error
(*parse_charstrings)( CFF_Decoder* decoder,
FT_Byte* charstring_base,
FT_ULong charstring_len
#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
/*TODO(ewaldhew): seems hacky, is there a better way to do this?*/
,FT_Bool in_dict
FT_Error
(*parse_charstrings_old)( CFF_Decoder* decoder,
FT_Byte* charstring_base,
FT_ULong charstring_len,
FT_Bool in_dict );
#endif
);
FT_Error
(*parse_charstrings)( PS_Decoder* decoder,
FT_Byte* charstring_base,
FT_ULong charstring_len );
} CFF_Decoder_FuncsRec;
/*************************************************************************/
/*************************************************************************/
/***** *****/

23
src/cff/cffgload.c
View File

@ -169,10 +169,10 @@
{
error = decoder_funcs->prepare( &decoder, size, glyph_index );
if ( !error )
error = decoder_funcs->parse_charstrings( &decoder,
charstring,
charstring_len,
0 );
error = decoder_funcs->parse_charstrings_old( &decoder,
charstring,
charstring_len,
0 );
cff_free_glyph_data( face, &charstring, &charstring_len );
}
@ -198,6 +198,7 @@
{
FT_Error error;
CFF_Decoder decoder;
PS_Decoder psdecoder;
TT_Face face = (TT_Face)glyph->root.face;
FT_Bool hinting, scaled, force_scaling;
CFF_Font cff = (CFF_Font)face->extra.data;
@ -427,14 +428,16 @@
#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
/* choose which CFF renderer to use */
if ( driver->hinting_engine == FT_CFF_HINTING_FREETYPE )
error = decoder_funcs->parse_charstrings( &decoder,
charstring,
charstring_len,
0 );
error = decoder_funcs->parse_charstrings_old( &decoder,
charstring,
charstring_len,
0 );
else
#endif
{
error = decoder_funcs->parse_charstrings( &decoder,
psaux->ps_decoder_init( &decoder, FALSE, &psdecoder );
error = decoder_funcs->parse_charstrings( &psdecoder,
charstring,
charstring_len );
@ -449,7 +452,7 @@
force_scaling = TRUE;
glyph->hint = hinting;
error = decoder_funcs->parse_charstrings( &decoder,
error = decoder_funcs->parse_charstrings( &psdecoder,
charstring,
charstring_len );
}

15
src/cff/cffparse.c
View File

@ -1299,6 +1299,11 @@
FT_Byte* start,
FT_Byte* limit )
{
#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
PSAux_Service psaux;
#endif
FT_Byte* p = start;
FT_Error error = FT_Err_Ok;
FT_Library library = parser->library;
@ -1397,11 +1402,11 @@
error = FT_THROW( Missing_Module );
goto Exit;
}
error = psaux->cff_decoder_funcs->parse_charstrings( &decoder,
charstring_base,
charstring_len,
1 );
error = psaux->cff_decoder_funcs->parse_charstrings_old( &decoder,
charstring_base,
charstring_len,
1 );
/* Now copy the stack data in the temporary decoder object, */
/* converting it back to charstring number representations */

5
src/psaux/psauxmod.c
View File

@ -137,10 +137,9 @@
cff_decoder_prepare, /* prepare */
#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
cff_decoder_parse_charstrings /* parse_charstrings */
#else
cf2_decoder_parse_charstrings
cff_decoder_parse_charstrings, /* parse_charstrings_old */
#endif
cf2_decoder_parse_charstrings /* parse_charstrings */
};

2
src/psaux/psblues.c
View File

@ -67,7 +67,7 @@
CF2_Font font )
{
/* pointer to parsed font object */
CFF_Decoder* decoder = font->decoder;
PS_Decoder* decoder = font->decoder;
CF2_Fixed zoneHeight;
CF2_Fixed maxZoneHeight = 0;

2
src/psaux/psfont.c
View File

@ -243,7 +243,7 @@
const CF2_Matrix* transform )
{
/* pointer to parsed font object */
CFF_Decoder* decoder = font->decoder;
PS_Decoder* decoder = font->decoder;
FT_Bool needExtraSetup = FALSE;

2
src/psaux/psfont.h
View File

@ -90,7 +90,7 @@ FT_BEGIN_HEADER
/* FreeType related members */
CF2_OutlineRec outline; /* freetype glyph outline functions */
CFF_Decoder* decoder;
PS_Decoder* decoder;
CFF_SubFont lastSubfont; /* FreeType parsed data; */
/* top font or subfont */

158
src/psaux/psft.c
View File

@ -89,7 +89,7 @@
cf2_setGlyphWidth( CF2_Outline outline,
CF2_Fixed width )
{
CFF_Decoder* decoder = outline->decoder;
PS_Decoder* decoder = outline->decoder;
FT_ASSERT( decoder );
@ -128,8 +128,8 @@
const CF2_CallbackParams params )
{
/* downcast the object pointer */
CF2_Outline outline = (CF2_Outline)callbacks;
CFF_Builder* builder;
CF2_Outline outline = (CF2_Outline)callbacks;
PS_Builder* builder;
(void)params; /* only used in debug mode */
@ -140,7 +140,7 @@
builder = &outline->decoder->builder;
/* note: two successive moves simply close the contour twice */
cff_builder_close_contour( builder );
ps_builder_close_contour( builder );
builder->path_begun = 0;
}
@ -152,8 +152,8 @@
FT_Error error;
/* downcast the object pointer */
CF2_Outline outline = (CF2_Outline)callbacks;
CFF_Builder* builder;
CF2_Outline outline = (CF2_Outline)callbacks;
PS_Builder* builder;
FT_ASSERT( outline && outline->decoder );
@ -165,9 +165,9 @@
{
/* record the move before the line; also check points and set */
/* `path_begun' */
error = cff_builder_start_point( builder,
params->pt0.x,
params->pt0.y );
error = ps_builder_start_point( builder,
params->pt0.x,
params->pt0.y );
if ( error )
{
if ( !*callbacks->error )
@ -176,10 +176,10 @@
}
}
/* `cff_builder_add_point1' includes a check_points call for one point */
error = cff_builder_add_point1( builder,
params->pt1.x,
params->pt1.y );
/* `ps_builder_add_point1' includes a check_points call for one point */
error = ps_builder_add_point1( builder,
params->pt1.x,
params->pt1.y );
if ( error )
{
if ( !*callbacks->error )
@ -196,8 +196,8 @@
FT_Error error;
/* downcast the object pointer */
CF2_Outline outline = (CF2_Outline)callbacks;
CFF_Builder* builder;
CF2_Outline outline = (CF2_Outline)callbacks;
PS_Builder* builder;
FT_ASSERT( outline && outline->decoder );
@ -209,9 +209,9 @@
{
/* record the move before the line; also check points and set */
/* `path_begun' */
error = cff_builder_start_point( builder,
params->pt0.x,
params->pt0.y );
error = ps_builder_start_point( builder,
params->pt0.x,
params->pt0.y );
if ( error )
{
if ( !*callbacks->error )
@ -221,7 +221,7 @@
}
/* prepare room for 3 points: 2 off-curve, 1 on-curve */
error = cff_check_points( builder, 3 );
error = ps_builder_check_points( builder, 3 );
if ( error )
{
if ( !*callbacks->error )
@ -229,15 +229,15 @@
return;
}
cff_builder_add_point( builder,
params->pt1.x,
params->pt1.y, 0 );
cff_builder_add_point( builder,
params->pt2.x,
params->pt2.y, 0 );
cff_builder_add_point( builder,
params->pt3.x,
params->pt3.y, 1 );
ps_builder_add_point( builder,
params->pt1.x,
params->pt1.y, 0 );
ps_builder_add_point( builder,
params->pt2.x,
params->pt2.y, 0 );
ps_builder_add_point( builder,
params->pt3.x,
params->pt3.y, 1 );
}
@ -259,11 +259,11 @@
/* get scaling and hint flag from GlyphSlot */
static void
cf2_getScaleAndHintFlag( CFF_Decoder* decoder,
CF2_Fixed* x_scale,
CF2_Fixed* y_scale,
FT_Bool* hinted,
FT_Bool* scaled )
cf2_getScaleAndHintFlag( PS_Decoder* decoder,
CF2_Fixed* x_scale,
CF2_Fixed* y_scale,
FT_Bool* hinted,
FT_Bool* scaled )
{
FT_ASSERT( decoder && decoder->builder.glyph );
@ -290,7 +290,7 @@
/* get units per em from `FT_Face' */
/* TODO: should handle font matrix concatenation? */
static FT_UShort
cf2_getUnitsPerEm( CFF_Decoder* decoder )
cf2_getUnitsPerEm( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->builder.face );
FT_ASSERT( decoder->builder.face->root.units_per_EM );
@ -301,9 +301,9 @@
/* Main entry point: Render one glyph. */
FT_LOCAL_DEF( FT_Error )
cf2_decoder_parse_charstrings( CFF_Decoder* decoder,
FT_Byte* charstring_base,
FT_ULong charstring_len )
cf2_decoder_parse_charstrings( PS_Decoder* decoder,
FT_Byte* charstring_base,
FT_ULong charstring_len )
{
FT_Memory memory;
FT_Error error = FT_Err_Ok;
@ -344,8 +344,8 @@
{
/* build parameters for Adobe engine */
CFF_Builder* builder = &decoder->builder;
CFF_Driver driver = (CFF_Driver)FT_FACE_DRIVER( builder->face );
PS_Builder* builder = &decoder->builder;
CFF_Driver driver = (CFF_Driver)FT_FACE_DRIVER( builder->face );
FT_Bool no_stem_darkening_driver =
driver->no_stem_darkening;
@ -423,7 +423,7 @@
/* get pointer to current FreeType subfont (based on current glyphID) */
FT_LOCAL_DEF( CFF_SubFont )
cf2_getSubfont( CFF_Decoder* decoder )
cf2_getSubfont( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -433,7 +433,7 @@
/* get pointer to VStore structure */
FT_LOCAL_DEF( CFF_VStore )
cf2_getVStore( CFF_Decoder* decoder )
cf2_getVStore( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->cff );
@ -443,7 +443,7 @@
/* get maxstack value from CFF2 Top DICT */
FT_LOCAL_DEF( FT_UInt )
cf2_getMaxstack( CFF_Decoder* decoder )
cf2_getMaxstack( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->cff );
@ -457,7 +457,7 @@
/* */
/* Note: Uses FT_Fixed not CF2_Fixed for the vector. */
FT_LOCAL_DEF( FT_Error )
cf2_getNormalizedVector( CFF_Decoder* decoder,
cf2_getNormalizedVector( PS_Decoder* decoder,
CF2_UInt *len,
FT_Fixed* *vec )
{
@ -477,7 +477,7 @@
/* get `y_ppem' from `CFF_Size' */
FT_LOCAL_DEF( CF2_Fixed )
cf2_getPpemY( CFF_Decoder* decoder )
cf2_getPpemY( PS_Decoder* decoder )
{
FT_ASSERT( decoder &&
decoder->builder.face &&
@ -501,7 +501,7 @@
/* FreeType stores these as integer font units */
/* (note: variable names seem swapped) */
FT_LOCAL_DEF( CF2_Fixed )
cf2_getStdVW( CFF_Decoder* decoder )
cf2_getStdVW( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -511,7 +511,7 @@
FT_LOCAL_DEF( CF2_Fixed )
cf2_getStdHW( CFF_Decoder* decoder )
cf2_getStdHW( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -522,10 +522,10 @@
/* note: FreeType stores 1000 times the actual value for `BlueScale' */
FT_LOCAL_DEF( void )
cf2_getBlueMetrics( CFF_Decoder* decoder,
CF2_Fixed* blueScale,
CF2_Fixed* blueShift,
CF2_Fixed* blueFuzz )
cf2_getBlueMetrics( PS_Decoder* decoder,
CF2_Fixed* blueScale,
CF2_Fixed* blueShift,
CF2_Fixed* blueFuzz )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -542,9 +542,9 @@
/* get blue values counts and arrays; the FreeType parser has validated */
/* the counts and verified that each is an even number */
FT_LOCAL_DEF( void )
cf2_getBlueValues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data )
cf2_getBlueValues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -555,9 +555,9 @@
FT_LOCAL_DEF( void )
cf2_getOtherBlues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data )
cf2_getOtherBlues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -568,9 +568,9 @@
FT_LOCAL_DEF( void )
cf2_getFamilyBlues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data )
cf2_getFamilyBlues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -581,9 +581,9 @@
FT_LOCAL_DEF( void )
cf2_getFamilyOtherBlues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data )
cf2_getFamilyOtherBlues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -594,7 +594,7 @@
FT_LOCAL_DEF( CF2_Int )
cf2_getLanguageGroup( CFF_Decoder* decoder )
cf2_getLanguageGroup( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -605,9 +605,9 @@
/* convert unbiased subroutine index to `CF2_Buffer' and */
/* return 0 on success */
FT_LOCAL_DEF( CF2_Int )
cf2_initGlobalRegionBuffer( CFF_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf )
cf2_initGlobalRegionBuffer( PS_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf )
{
CF2_UInt idx;
@ -633,9 +633,9 @@
/* convert AdobeStandardEncoding code to CF2_Buffer; */
/* used for seac component */
FT_LOCAL_DEF( FT_Error )
cf2_getSeacComponent( CFF_Decoder* decoder,
CF2_Int code,
CF2_Buffer buf )
cf2_getSeacComponent( PS_Decoder* decoder,
CF2_Int code,
CF2_Buffer buf )
{
CF2_Int gid;
FT_Byte* charstring;
@ -680,8 +680,8 @@
FT_LOCAL_DEF( void )
cf2_freeSeacComponent( CFF_Decoder* decoder,
CF2_Buffer buf )
cf2_freeSeacComponent( PS_Decoder* decoder,
CF2_Buffer buf )
{
FT_ASSERT( decoder );
@ -692,9 +692,9 @@
FT_LOCAL_DEF( CF2_Int )
cf2_initLocalRegionBuffer( CFF_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf )
cf2_initLocalRegionBuffer( PS_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf )
{
CF2_UInt idx;
@ -718,7 +718,7 @@
FT_LOCAL_DEF( CF2_Fixed )
cf2_getDefaultWidthX( CFF_Decoder* decoder )
cf2_getDefaultWidthX( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -728,7 +728,7 @@
FT_LOCAL_DEF( CF2_Fixed )
cf2_getNominalWidthX( CFF_Decoder* decoder )
cf2_getNominalWidthX( PS_Decoder* decoder )
{
FT_ASSERT( decoder && decoder->current_subfont );
@ -740,7 +740,7 @@
FT_LOCAL_DEF( void )
cf2_outline_reset( CF2_Outline outline )
{
CFF_Decoder* decoder = outline->decoder;
PS_Decoder* decoder = outline->decoder;
FT_ASSERT( decoder );
@ -754,12 +754,12 @@
FT_LOCAL_DEF( void )
cf2_outline_close( CF2_Outline outline )
{
CFF_Decoder* decoder = outline->decoder;
PS_Decoder* decoder = outline->decoder;
FT_ASSERT( decoder );
cff_builder_close_contour( &decoder->builder );
ps_builder_close_contour( &decoder->builder );
FT_GlyphLoader_Add( decoder->builder.loader );
}

88
src/psaux/psft.h
View File

@ -50,85 +50,85 @@
#include FT_SYSTEM_H
#include "psglue.h"
#include FT_INTERNAL_POSTSCRIPT_AUX_H /* for CFF_Decoder */
#include FT_INTERNAL_POSTSCRIPT_AUX_H /* for PS_Decoder */
FT_BEGIN_HEADER
FT_LOCAL( FT_Error )
cf2_decoder_parse_charstrings( CFF_Decoder* decoder,
FT_Byte* charstring_base,
FT_ULong charstring_len );
cf2_decoder_parse_charstrings( PS_Decoder* decoder,
FT_Byte* charstring_base,
FT_ULong charstring_len );
FT_LOCAL( CFF_SubFont )
cf2_getSubfont( CFF_Decoder* decoder );
cf2_getSubfont( PS_Decoder* decoder );
FT_LOCAL( CFF_VStore )
cf2_getVStore( CFF_Decoder* decoder );
cf2_getVStore( PS_Decoder* decoder );
FT_LOCAL( FT_UInt )
cf2_getMaxstack( CFF_Decoder* decoder );
cf2_getMaxstack( PS_Decoder* decoder );
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
FT_LOCAL( FT_Error )
cf2_getNormalizedVector( CFF_Decoder* decoder,
CF2_UInt *len,
FT_Fixed* *vec );
cf2_getNormalizedVector( PS_Decoder* decoder,
CF2_UInt *len,
FT_Fixed* *vec );
#endif
FT_LOCAL( CF2_Fixed )
cf2_getPpemY( CFF_Decoder* decoder );
cf2_getPpemY( PS_Decoder* decoder );
FT_LOCAL( CF2_Fixed )
cf2_getStdVW( CFF_Decoder* decoder );
cf2_getStdVW( PS_Decoder* decoder );
FT_LOCAL( CF2_Fixed )
cf2_getStdHW( CFF_Decoder* decoder );
cf2_getStdHW( PS_Decoder* decoder );
FT_LOCAL( void )
cf2_getBlueMetrics( CFF_Decoder* decoder,
CF2_Fixed* blueScale,
CF2_Fixed* blueShift,
CF2_Fixed* blueFuzz );
cf2_getBlueMetrics( PS_Decoder* decoder,
CF2_Fixed* blueScale,
CF2_Fixed* blueShift,
CF2_Fixed* blueFuzz );
FT_LOCAL( void )
cf2_getBlueValues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data );
cf2_getBlueValues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data );
FT_LOCAL( void )
cf2_getOtherBlues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data );
cf2_getOtherBlues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data );
FT_LOCAL( void )
cf2_getFamilyBlues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data );
cf2_getFamilyBlues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data );
FT_LOCAL( void )
cf2_getFamilyOtherBlues( CFF_Decoder* decoder,
size_t* count,
FT_Pos* *data );
cf2_getFamilyOtherBlues( PS_Decoder* decoder,
size_t* count,
FT_Pos* *data );
FT_LOCAL( CF2_Int )
cf2_getLanguageGroup( CFF_Decoder* decoder );
cf2_getLanguageGroup( PS_Decoder* decoder );
FT_LOCAL( CF2_Int )
cf2_initGlobalRegionBuffer( CFF_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf );
cf2_initGlobalRegionBuffer( PS_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf );
FT_LOCAL( FT_Error )
cf2_getSeacComponent( CFF_Decoder* decoder,
CF2_Int code,
CF2_Buffer buf );
cf2_getSeacComponent( PS_Decoder* decoder,
CF2_Int code,
CF2_Buffer buf );
FT_LOCAL( void )
cf2_freeSeacComponent( CFF_Decoder* decoder,
CF2_Buffer buf );
cf2_freeSeacComponent( PS_Decoder* decoder,
CF2_Buffer buf );
FT_LOCAL( CF2_Int )
cf2_initLocalRegionBuffer( CFF_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf );
cf2_initLocalRegionBuffer( PS_Decoder* decoder,
CF2_Int subrNum,
CF2_Buffer buf );
FT_LOCAL( CF2_Fixed )
cf2_getDefaultWidthX( CFF_Decoder* decoder );
cf2_getDefaultWidthX( PS_Decoder* decoder );
FT_LOCAL( CF2_Fixed )
cf2_getNominalWidthX( CFF_Decoder* decoder );
cf2_getNominalWidthX( PS_Decoder* decoder );
/*
@ -139,7 +139,7 @@ FT_BEGIN_HEADER
typedef struct CF2_OutlineRec_
{
CF2_OutlineCallbacksRec root; /* base class must be first */
CFF_Decoder* decoder;
PS_Decoder* decoder;
} CF2_OutlineRec, *CF2_Outline;

2
src/psaux/psintrp.c
View File

@ -476,7 +476,7 @@
FT_Error lastError = FT_Err_Ok;
/* pointer to parsed font object */
CFF_Decoder* decoder = font->decoder;
PS_Decoder* decoder = font->decoder;
FT_Error* error = &font->error;
FT_Memory memory = font->memory;