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Diffstat (limited to 'src/3rdparty/freetype/src/pcf/pcfdrivr.c')
-rw-r--r--src/3rdparty/freetype/src/pcf/pcfdrivr.c305
1 files changed, 136 insertions, 169 deletions
diff --git a/src/3rdparty/freetype/src/pcf/pcfdrivr.c b/src/3rdparty/freetype/src/pcf/pcfdrivr.c
index 0119d94853..f1dba02404 100644
--- a/src/3rdparty/freetype/src/pcf/pcfdrivr.c
+++ b/src/3rdparty/freetype/src/pcf/pcfdrivr.c
@@ -25,17 +25,16 @@ THE SOFTWARE.
*/
-#include <ft2build.h>
-
-#include FT_INTERNAL_DEBUG_H
-#include FT_INTERNAL_STREAM_H
-#include FT_INTERNAL_OBJECTS_H
-#include FT_GZIP_H
-#include FT_LZW_H
-#include FT_BZIP2_H
-#include FT_ERRORS_H
-#include FT_BDF_H
-#include FT_TRUETYPE_IDS_H
+
+#include <freetype/internal/ftdebug.h>
+#include <freetype/internal/ftstream.h>
+#include <freetype/internal/ftobjs.h>
+#include <freetype/ftgzip.h>
+#include <freetype/ftlzw.h>
+#include <freetype/ftbzip2.h>
+#include <freetype/fterrors.h>
+#include <freetype/ftbdf.h>
+#include <freetype/ttnameid.h>
#include "pcf.h"
#include "pcfdrivr.h"
@@ -45,148 +44,114 @@ THE SOFTWARE.
#include "pcfutil.h"
#undef FT_COMPONENT
-#define FT_COMPONENT trace_pcfread
+#define FT_COMPONENT pcfread
-#include FT_SERVICE_BDF_H
-#include FT_SERVICE_FONT_FORMAT_H
-#include FT_SERVICE_PROPERTIES_H
-#include FT_DRIVER_H
+#include <freetype/internal/services/svbdf.h>
+#include <freetype/internal/services/svfntfmt.h>
+#include <freetype/internal/services/svprop.h>
+#include <freetype/ftdriver.h>
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
+ /**************************************************************************
+ *
+ * The macro FT_COMPONENT is used in trace mode. It is an implicit
+ * parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log
+ * messages during execution.
+ */
#undef FT_COMPONENT
-#define FT_COMPONENT trace_pcfdriver
+#define FT_COMPONENT pcfdriver
+ /*
+ * This file uses X11 terminology for PCF data; an `encoding' in X11 speak
+ * is the same as a `character code' in FreeType speak.
+ */
typedef struct PCF_CMapRec_
{
- FT_CMapRec root;
- FT_ULong num_encodings;
- PCF_Encoding encodings;
+ FT_CMapRec root;
+ PCF_Enc enc;
} PCF_CMapRec, *PCF_CMap;
FT_CALLBACK_DEF( FT_Error )
- pcf_cmap_init( FT_CMap pcfcmap, /* PCF_CMap */
+ pcf_cmap_init( FT_CMap cmap, /* PCF_CMap */
FT_Pointer init_data )
{
- PCF_CMap cmap = (PCF_CMap)pcfcmap;
- PCF_Face face = (PCF_Face)FT_CMAP_FACE( pcfcmap );
+ PCF_CMap pcfcmap = (PCF_CMap)cmap;
+ PCF_Face face = (PCF_Face)FT_CMAP_FACE( cmap );
FT_UNUSED( init_data );
- cmap->num_encodings = face->nencodings;
- cmap->encodings = face->encodings;
+ pcfcmap->enc = &face->enc;
return FT_Err_Ok;
}
FT_CALLBACK_DEF( void )
- pcf_cmap_done( FT_CMap pcfcmap ) /* PCF_CMap */
+ pcf_cmap_done( FT_CMap cmap ) /* PCF_CMap */
{
- PCF_CMap cmap = (PCF_CMap)pcfcmap;
+ PCF_CMap pcfcmap = (PCF_CMap)cmap;
- cmap->encodings = NULL;
- cmap->num_encodings = 0;
+ pcfcmap->enc = NULL;
}
FT_CALLBACK_DEF( FT_UInt )
- pcf_cmap_char_index( FT_CMap pcfcmap, /* PCF_CMap */
+ pcf_cmap_char_index( FT_CMap cmap, /* PCF_CMap */
FT_UInt32 charcode )
{
- PCF_CMap cmap = (PCF_CMap)pcfcmap;
- PCF_Encoding encodings = cmap->encodings;
- FT_ULong min, max, mid;
- FT_UInt result = 0;
-
+ PCF_Enc enc = ( (PCF_CMap)cmap )->enc;
- min = 0;
- max = cmap->num_encodings;
+ FT_UInt32 i = ( charcode >> 8 ) - enc->firstRow;
+ FT_UInt32 j = ( charcode & 0xFF ) - enc->firstCol;
+ FT_UInt32 h = enc->lastRow - enc->firstRow + 1;
+ FT_UInt32 w = enc->lastCol - enc->firstCol + 1;
- while ( min < max )
- {
- FT_ULong code;
-
-
- mid = ( min + max ) >> 1;
- code = (FT_ULong)encodings[mid].enc;
-
- if ( charcode == code )
- {
- result = encodings[mid].glyph + 1;
- break;
- }
- if ( charcode < code )
- max = mid;
- else
- min = mid + 1;
- }
+ /* wrapped around "negative" values are also rejected */
+ if ( i >= h || j >= w )
+ return 0;
- return result;
+ return (FT_UInt)enc->offset[i * w + j];
}
FT_CALLBACK_DEF( FT_UInt )
- pcf_cmap_char_next( FT_CMap pcfcmap, /* PCF_CMap */
+ pcf_cmap_char_next( FT_CMap cmap, /* PCF_CMap */
FT_UInt32 *acharcode )
{
- PCF_CMap cmap = (PCF_CMap)pcfcmap;
- PCF_Encoding encodings = cmap->encodings;
- FT_ULong min, max, mid;
- FT_ULong charcode = *acharcode + 1;
- FT_UInt result = 0;
+ PCF_Enc enc = ( (PCF_CMap)cmap )->enc;
+ FT_UInt32 charcode = *acharcode + 1;
+ FT_UInt32 i = ( charcode >> 8 ) - enc->firstRow;
+ FT_UInt32 j = ( charcode & 0xFF ) - enc->firstCol;
+ FT_UInt32 h = enc->lastRow - enc->firstRow + 1;
+ FT_UInt32 w = enc->lastCol - enc->firstCol + 1;
- min = 0;
- max = cmap->num_encodings;
+ FT_UInt result = 0;
- while ( min < max )
- {
- FT_ULong code;
+ /* adjust wrapped around "negative" values */
+ if ( (FT_Int32)i < 0 )
+ i = 0;
+ if ( (FT_Int32)j < 0 )
+ j = 0;
- mid = ( min + max ) >> 1;
- code = (FT_ULong)encodings[mid].enc;
-
- if ( charcode == code )
+ for ( ; i < h; i++, j = 0 )
+ for ( ; j < w; j++ )
{
- result = encodings[mid].glyph + 1;
- goto Exit;
+ result = (FT_UInt)enc->offset[i * w + j];
+ if ( result != 0xFFFFU )
+ goto Exit;
}
- if ( charcode < code )
- max = mid;
- else
- min = mid + 1;
- }
-
- charcode = 0;
- if ( min < cmap->num_encodings )
- {
- charcode = (FT_ULong)encodings[min].enc;
- result = encodings[min].glyph + 1;
- }
-
Exit:
- if ( charcode > 0xFFFFFFFFUL )
- {
- FT_TRACE1(( "pcf_cmap_char_next: charcode 0x%x > 32bit API" ));
- *acharcode = 0;
- /* XXX: result should be changed to indicate an overflow error */
- }
- else
- *acharcode = (FT_UInt32)charcode;
+ *acharcode = ( ( i + enc->firstRow ) << 8 ) | ( j + enc->firstCol );
+
return result;
}
@@ -205,9 +170,9 @@ THE SOFTWARE.
FT_CALLBACK_DEF( void )
- PCF_Face_Done( FT_Face pcfface ) /* PCF_Face */
+ PCF_Face_Done( FT_Face face ) /* PCF_Face */
{
- PCF_Face face = (PCF_Face)pcfface;
+ PCF_Face pcfface = (PCF_Face)face;
FT_Memory memory;
@@ -216,18 +181,18 @@ THE SOFTWARE.
memory = FT_FACE_MEMORY( face );
- FT_FREE( face->encodings );
- FT_FREE( face->metrics );
+ FT_FREE( pcfface->metrics );
+ FT_FREE( pcfface->enc.offset );
/* free properties */
- if ( face->properties )
+ if ( pcfface->properties )
{
FT_Int i;
- for ( i = 0; i < face->nprops; i++ )
+ for ( i = 0; i < pcfface->nprops; i++ )
{
- PCF_Property prop = &face->properties[i];
+ PCF_Property prop = &pcfface->properties[i];
if ( prop )
@@ -238,33 +203,33 @@ THE SOFTWARE.
}
}
- FT_FREE( face->properties );
+ FT_FREE( pcfface->properties );
}
- FT_FREE( face->toc.tables );
- FT_FREE( pcfface->family_name );
- FT_FREE( pcfface->style_name );
- FT_FREE( pcfface->available_sizes );
- FT_FREE( face->charset_encoding );
- FT_FREE( face->charset_registry );
+ FT_FREE( pcfface->toc.tables );
+ FT_FREE( face->family_name );
+ FT_FREE( face->style_name );
+ FT_FREE( face->available_sizes );
+ FT_FREE( pcfface->charset_encoding );
+ FT_FREE( pcfface->charset_registry );
/* close compressed stream if any */
- if ( pcfface->stream == &face->comp_stream )
+ if ( face->stream == &pcfface->comp_stream )
{
- FT_Stream_Close( &face->comp_stream );
- pcfface->stream = face->comp_source;
+ FT_Stream_Close( &pcfface->comp_stream );
+ face->stream = pcfface->comp_source;
}
}
FT_CALLBACK_DEF( FT_Error )
PCF_Face_Init( FT_Stream stream,
- FT_Face pcfface, /* PCF_Face */
+ FT_Face face, /* PCF_Face */
FT_Int face_index,
FT_Int num_params,
FT_Parameter* params )
{
- PCF_Face face = (PCF_Face)pcfface;
+ PCF_Face pcfface = (PCF_Face)face;
FT_Error error;
FT_UNUSED( num_params );
@@ -273,10 +238,10 @@ THE SOFTWARE.
FT_TRACE2(( "PCF driver\n" ));
- error = pcf_load_font( stream, face, face_index );
+ error = pcf_load_font( stream, pcfface, face_index );
if ( error )
{
- PCF_Face_Done( pcfface );
+ PCF_Face_Done( face );
#if defined( FT_CONFIG_OPTION_USE_ZLIB ) || \
defined( FT_CONFIG_OPTION_USE_LZW ) || \
@@ -289,7 +254,7 @@ THE SOFTWARE.
/* this didn't work, try gzip support! */
FT_TRACE2(( " ... try gzip stream\n" ));
- error2 = FT_Stream_OpenGzip( &face->comp_stream, stream );
+ error2 = FT_Stream_OpenGzip( &pcfface->comp_stream, stream );
if ( FT_ERR_EQ( error2, Unimplemented_Feature ) )
goto Fail;
@@ -305,7 +270,7 @@ THE SOFTWARE.
/* this didn't work, try LZW support! */
FT_TRACE2(( " ... try LZW stream\n" ));
- error3 = FT_Stream_OpenLZW( &face->comp_stream, stream );
+ error3 = FT_Stream_OpenLZW( &pcfface->comp_stream, stream );
if ( FT_ERR_EQ( error3, Unimplemented_Feature ) )
goto Fail;
@@ -321,7 +286,7 @@ THE SOFTWARE.
/* this didn't work, try Bzip2 support! */
FT_TRACE2(( " ... try Bzip2 stream\n" ));
- error4 = FT_Stream_OpenBzip2( &face->comp_stream, stream );
+ error4 = FT_Stream_OpenBzip2( &pcfface->comp_stream, stream );
if ( FT_ERR_EQ( error4, Unimplemented_Feature ) )
goto Fail;
@@ -332,12 +297,12 @@ THE SOFTWARE.
if ( error )
goto Fail;
- face->comp_source = stream;
- pcfface->stream = &face->comp_stream;
+ pcfface->comp_source = stream;
+ face->stream = &pcfface->comp_stream;
- stream = pcfface->stream;
+ stream = face->stream;
- error = pcf_load_font( stream, face, face_index );
+ error = pcf_load_font( stream, pcfface, face_index );
if ( error )
goto Fail;
@@ -361,14 +326,14 @@ THE SOFTWARE.
else if ( face_index > 0 && ( face_index & 0xFFFF ) > 0 )
{
FT_ERROR(( "PCF_Face_Init: invalid face index\n" ));
- PCF_Face_Done( pcfface );
+ PCF_Face_Done( face );
return FT_THROW( Invalid_Argument );
}
/* set up charmap */
{
- FT_String *charset_registry = face->charset_registry;
- FT_String *charset_encoding = face->charset_encoding;
+ FT_String *charset_registry = pcfface->charset_registry;
+ FT_String *charset_encoding = pcfface->charset_encoding;
FT_Bool unicode_charmap = 0;
@@ -384,13 +349,13 @@ THE SOFTWARE.
( s[2] == 'o' || s[2] == 'O' ) )
{
s += 3;
- if ( !ft_strcmp( s, "10646" ) ||
- ( !ft_strcmp( s, "8859" ) &&
- !ft_strcmp( face->charset_encoding, "1" ) ) )
+ if ( !ft_strcmp( s, "10646" ) ||
+ ( !ft_strcmp( s, "8859" ) &&
+ !ft_strcmp( pcfface->charset_encoding, "1" ) ) )
unicode_charmap = 1;
/* another name for ASCII */
- else if ( !ft_strcmp( s, "646.1991" ) &&
- !ft_strcmp( face->charset_encoding, "IRV" ) )
+ else if ( !ft_strcmp( s, "646.1991" ) &&
+ !ft_strcmp( pcfface->charset_encoding, "IRV" ) )
unicode_charmap = 1;
}
}
@@ -399,7 +364,7 @@ THE SOFTWARE.
FT_CharMapRec charmap;
- charmap.face = FT_FACE( face );
+ charmap.face = face;
charmap.encoding = FT_ENCODING_NONE;
/* initial platform/encoding should indicate unset status? */
charmap.platform_id = TT_PLATFORM_APPLE_UNICODE;
@@ -421,7 +386,7 @@ THE SOFTWARE.
Fail:
FT_TRACE2(( " not a PCF file\n" ));
- PCF_Face_Done( pcfface );
+ PCF_Face_Done( face );
error = FT_THROW( Unknown_File_Format ); /* error */
goto Exit;
}
@@ -512,9 +477,6 @@ THE SOFTWARE.
stream = face->root.stream;
- if ( glyph_index > 0 )
- glyph_index--;
-
metric = face->metrics + glyph_index;
bitmap->rows = (unsigned int)( metric->ascent +
@@ -601,21 +563,22 @@ THE SOFTWARE.
}
- /*
- *
- * BDF SERVICE
- *
- */
+ /*
+ *
+ * BDF SERVICE
+ *
+ */
- static FT_Error
- pcf_get_bdf_property( PCF_Face face,
+ FT_CALLBACK_DEF( FT_Error )
+ pcf_get_bdf_property( FT_Face face, /* PCF_Face */
const char* prop_name,
BDF_PropertyRec *aproperty )
{
+ PCF_Face pcfface = (PCF_Face)face;
PCF_Property prop;
- prop = pcf_find_property( face, prop_name );
+ prop = pcf_find_property( pcfface, prop_name );
if ( prop )
{
if ( prop->isString )
@@ -628,14 +591,15 @@ THE SOFTWARE.
if ( prop->value.l > 0x7FFFFFFFL ||
prop->value.l < ( -1 - 0x7FFFFFFFL ) )
{
- FT_TRACE1(( "pcf_get_bdf_property:" ));
- FT_TRACE1(( " too large integer 0x%x is truncated\n" ));
+ FT_TRACE2(( "pcf_get_bdf_property:"
+ " too large integer 0x%lx is truncated\n",
+ prop->value.l ));
}
/*
- * The PCF driver loads all properties as signed integers.
- * This really doesn't seem to be a problem, because this is
- * sufficient for any meaningful values.
+ * The PCF driver loads all properties as signed integers.
+ * This really doesn't seem to be a problem, because this is
+ * sufficient for any meaningful values.
*/
aproperty->type = BDF_PROPERTY_TYPE_INTEGER;
aproperty->u.integer = (FT_Int32)prop->value.l;
@@ -648,13 +612,16 @@ THE SOFTWARE.
}
- static FT_Error
- pcf_get_charset_id( PCF_Face face,
+ FT_CALLBACK_DEF( FT_Error )
+ pcf_get_charset_id( FT_Face face, /* PCF_Face */
const char* *acharset_encoding,
const char* *acharset_registry )
{
- *acharset_encoding = face->charset_encoding;
- *acharset_registry = face->charset_registry;
+ PCF_Face pcfface = (PCF_Face)face;
+
+
+ *acharset_encoding = pcfface->charset_encoding;
+ *acharset_registry = pcfface->charset_registry;
return FT_Err_Ok;
}
@@ -668,10 +635,10 @@ THE SOFTWARE.
/*
- * PROPERTY SERVICE
+ * PROPERTY SERVICE
*
*/
- static FT_Error
+ FT_CALLBACK_DEF( FT_Error )
pcf_property_set( FT_Module module, /* PCF_Driver */
const char* property_name,
const void* value,
@@ -726,16 +693,16 @@ THE SOFTWARE.
#endif /* !PCF_CONFIG_OPTION_LONG_FAMILY_NAMES */
- FT_TRACE0(( "pcf_property_set: missing property `%s'\n",
+ FT_TRACE2(( "pcf_property_set: missing property `%s'\n",
property_name ));
return FT_THROW( Missing_Property );
}
- static FT_Error
+ FT_CALLBACK_DEF( FT_Error )
pcf_property_get( FT_Module module, /* PCF_Driver */
const char* property_name,
- const void* value )
+ void* value )
{
#ifdef PCF_CONFIG_OPTION_LONG_FAMILY_NAMES
@@ -764,7 +731,7 @@ THE SOFTWARE.
#endif /* !PCF_CONFIG_OPTION_LONG_FAMILY_NAMES */
- FT_TRACE0(( "pcf_property_get: missing property `%s'\n",
+ FT_TRACE2(( "pcf_property_get: missing property `%s'\n",
property_name ));
return FT_THROW( Missing_Property );
}
@@ -777,11 +744,11 @@ THE SOFTWARE.
(FT_Properties_GetFunc)pcf_property_get ) /* get_property */
- /*
- *
- * SERVICE LIST
- *
- */
+ /*
+ *
+ * SERVICE LIST
+ *
+ */
static const FT_ServiceDescRec pcf_services[] =
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-14 04:00:55 +0000