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@ -1,256 +0,0 @@ |
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diff -dur libXfont-X11R7.1-1.1.0-o/src/FreeType/ftfuncs.c libXfont-X11R7.1-1.1.0/src/FreeType/ftfuncs.c
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--- libXfont-X11R7.1-1.1.0-o/src/FreeType/ftfuncs.c 2005-10-23 20:32:05.000000000 +0200
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+++ libXfont-X11R7.1-1.1.0/src/FreeType/ftfuncs.c 2006-07-01 19:51:39.000000000 +0200
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@@ -54,10 +54,7 @@
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#include FT_TYPE1_TABLES_H |
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#include FT_XFREE86_H |
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#include FT_BBOX_H |
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-#include FT_INTERNAL_TRUETYPE_TYPES_H
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#include FT_TRUETYPE_TAGS_H |
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-#include FT_INTERNAL_SFNT_H
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-#include FT_INTERNAL_STREAM_H
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/* |
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* If you want to use FT_Outline_Get_CBox instead of |
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* FT_Outline_Get_BBox, define here. |
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@@ -123,6 +120,46 @@
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}; |
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+/* read 2-byte value from a SFNT table */
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+static FT_UShort
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+sfnt_get_ushort( FT_Face face,
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+ FT_ULong table_tag,
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+ FT_ULong table_offset )
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+{
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+ FT_Byte buff[2];
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+ FT_ULong len = sizeof(buff);
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+ FT_UShort result = 0;
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+
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+ if ( !FT_Load_Sfnt_Table( face, table_tag, table_offset, buff, &len ) );
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+ result = (FT_UShort)( (buff[0] << 8) | buff[1] );
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+
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+ return result;
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+}
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+
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+#define sfnt_get_short(f,t,o) ((FT_Short)sfnt_get_ushort((f),(t),(o)))
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+
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+
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+#if 0
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+static FT_ULong
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+sfnt_get_ulong( FT_Face face,
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+ FT_ULong table_tag,
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+ FT_ULong table_offset )
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+{
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+ FT_Byte buff[4];
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+ FT_ULong len = sizeof(buff);
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+ FT_UShort result = 0;
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+
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+ if ( !FT_Load_Sfnt_Table( face, table_tag, table_offset, buff, &len );
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+ result = ((FT_ULong)buff[0] << 24) | ((FT_ULong)buff[1] << 16) |
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+ ((FT_ULong)buff[2] << 8) | (FT_ULong)buff[3];
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+
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+ return result;
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+}
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+#endif
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+
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+
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+
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+
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static int ftypeInitP = 0; /* is the engine initialised? */ |
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FT_Library ftypeLibrary; |
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@@ -211,6 +248,10 @@
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if(maxp && maxp->maxContours == 0) |
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face->bitmap = 1; |
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} |
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+
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+ face->num_hmetrics = (FT_UInt) sfnt_get_ushort( face->face,
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+ TTAG_hhea, 34 );
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+
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/* Insert face in hashtable and return it */ |
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face->next = faceTable[bucket]; |
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faceTable[bucket] = face; |
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@@ -462,6 +503,29 @@
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} |
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if( FT_IS_SFNT( face->face ) ) { |
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+#if 1
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+ FT_F26Dot6 tt_char_width, tt_char_height, tt_dim_x, tt_dim_y;
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+ FT_UInt nn;
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+
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+ instance->strike_index=0xFFFFU;
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+
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+ tt_char_width = (int)(trans->scale*(1<<6) + 0.5);
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+ tt_char_height = (int)(trans->scale*(1<<6) + 0.5);
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+
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+ tt_dim_x = ( ( tt_char_width * trans->xres + (36+32*72) ) / 72 ) & -64;
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+ tt_dim_y = ( ( tt_char_height * trans->yres + (36+32*72) ) / 72 ) & -64;
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+
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+ for ( nn = 0; nn < face->face->num_fixed_sizes; nn++ )
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+ {
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+ FT_Bitmap_Size* sz = &face->face->available_sizes[nn];
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+
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+ if ( tt_dim_x == sz->x_ppem && tt_dim_y == sz->y_ppem )
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+ {
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+ instance->strike_index = nn;
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+ break;
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+ }
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+ }
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+#else
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/* See Set_Char_Sizes() in ttdriver.c */ |
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FT_Error err; |
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TT_Face tt_face; |
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@@ -486,6 +550,7 @@
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sfnt = (SFNT_Service)tt_face->sfnt; |
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err = sfnt->set_sbit_strike(tt_face,tt_x_ppem,tt_y_ppem,&instance->strike_index); |
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if ( err ) instance->strike_index=0xFFFFU; |
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+#endif
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} |
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/* maintain a linked list of instances */ |
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@@ -803,31 +868,36 @@
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* parse the htmx field in TrueType font. |
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*/ |
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-/* from src/truetype/ttgload.c */
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static void |
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-tt_get_metrics( TT_HoriHeader* header,
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+tt_get_metrics( FT_Face face,
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FT_UInt idx, |
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FT_Short* bearing, |
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+ FT_UInt num_hmetrics,
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FT_UShort* advance ) |
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-/* Copyright 1996-2001, 2002 by */
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-/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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{ |
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- TT_LongMetrics longs_m;
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- FT_UShort k = header->number_Of_HMetrics;
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+ /* read the metrics directly from the horizontal header, we
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+ * parse the SFNT table directly through the standard FreeType API.
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+ * this works with any version of the library and doesn't need to
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+ * peek at its internals. Maybe a bit less
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+ */
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+ FT_UInt count = num_hmetrics;
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- if ( k == 0 ) {
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- *bearing = *advance = 0;
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- return;
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+ if ( count == 0 )
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+ {
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+ *advance = 0;
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+ *bearing = 0;
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} |
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+ else if ( idx < count )
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+ {
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+ FT_ULong offset = idx*4;
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- if ( idx < (FT_UInt)k ) {
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- longs_m = (TT_LongMetrics )header->long_metrics + idx;
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- *bearing = longs_m->bearing;
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- *advance = longs_m->advance;
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+ *advance = sfnt_get_ushort( face, TTAG_hmtx, offset );
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+ *bearing = sfnt_get_short ( face, TTAG_hmtx, offset+2 );
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} |
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- else {
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- *bearing = ((TT_ShortMetrics*)header->short_metrics)[idx - k];
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- *advance = ((TT_LongMetrics )header->long_metrics)[k - 1].advance;
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+ else
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+ {
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+ *advance = sfnt_get_ushort( face, TTAG_hmtx, (count-1)*4 );
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+ *bearing = sfnt_get_short ( face, TTAG_hmtx, (count+idx)*2 );
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} |
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} |
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@@ -835,6 +904,7 @@
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ft_get_very_lazy_bbox( FT_UInt index, |
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FT_Face face, |
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FT_Size size, |
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+ FT_UInt num_hmetrics,
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double slant, |
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FT_Matrix *matrix, |
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FT_BBox *bbox, |
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@@ -842,14 +912,13 @@
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FT_Long *vertAdvance) |
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{ |
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if ( FT_IS_SFNT( face ) ) { |
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- TT_Face ttface = (TT_Face)face;
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FT_Size_Metrics *smetrics = &size->metrics; |
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FT_Short leftBearing = 0; |
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FT_UShort advance = 0; |
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FT_Vector p0, p1, p2, p3; |
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/* horizontal */ |
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- tt_get_metrics(&ttface->horizontal, index,
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+ tt_get_metrics( face, num_hmetrics, index,
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&leftBearing, &advance); |
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#if 0 |
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@@ -910,7 +979,27 @@
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FT_UShort glyph_index, FT_Glyph_Metrics *metrics_return, |
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int *sbitchk_incomplete_but_exist ) |
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{ |
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-#if (FREETYPE_VERSION >= 2001008)
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+#if 1
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+ if ( strike_index != 0xFFFFU && ft_face->available_sizes != NULL )
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+ {
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+ FT_Error error;
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+ FT_Bitmap_Size* sz = &ft_face->available_sizes[strike_index];
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+
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+ error = FT_Set_Pixel_Sizes( ft_face, sz->x_ppem/64, sz->y_ppem/64 );
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+ if ( !error )
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+ {
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+ error = FT_Load_Glyph( ft_face, glyph_index, FT_LOAD_SBITS_ONLY );
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+ if ( !error )
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+ {
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+ if ( metrics_return != NULL )
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+ *metrics_return = ft_face->glyph->metrics;
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+
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+ return 0;
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+ }
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+ }
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+ }
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+ return -1;
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+#elif (FREETYPE_VERSION >= 2001008)
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SFNT_Service sfnt; |
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TT_Face face; |
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FT_Error error; |
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@@ -1043,6 +1132,7 @@
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if( bitmap_metrics == NULL ) { |
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if ( sbitchk_incomplete_but_exist==0 && (instance->ttcap.flags & TTCAP_IS_VERY_LAZY) ) { |
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if( ft_get_very_lazy_bbox( idx, face->face, instance->size, |
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+ face->num_hmetrics,
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instance->ttcap.vl_slant, |
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&instance->transformation.matrix, |
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&bbox, &outline_hori_advance, |
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@@ -1221,6 +1311,7 @@
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if( is_outline == 1 ){ |
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if( correct ){ |
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if( ft_get_very_lazy_bbox( idx, face->face, instance->size, |
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+ face->num_hmetrics,
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instance->ttcap.vl_slant, |
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&instance->transformation.matrix, |
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&bbox, &outline_hori_advance, |
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Nur in libXfont-X11R7.1-1.1.0/src/FreeType: ftfuncs.c~. |
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Nur in libXfont-X11R7.1-1.1.0/src/FreeType: ftfuncs.c.rej. |
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diff -dur libXfont-X11R7.1-1.1.0-o/src/FreeType/ftfuncs.h libXfont-X11R7.1-1.1.0/src/FreeType/ftfuncs.h
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--- libXfont-X11R7.1-1.1.0-o/src/FreeType/ftfuncs.h 2005-07-07 16:59:47.000000000 +0200
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+++ libXfont-X11R7.1-1.1.0/src/FreeType/ftfuncs.h 2006-07-01 19:41:37.000000000 +0200
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@@ -47,6 +47,7 @@
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char *filename; |
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FT_Face face; |
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int bitmap; |
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+ FT_UInt num_hmetrics;
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struct _FTInstance *instances; |
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struct _FTInstance *active_instance; |
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struct _FTFace *next; /* link to next face in bucket */ |
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diff -dur libXfont-X11R7.1-1.1.0-o/src/FreeType/ftsystem.c libXfont-X11R7.1-1.1.0/src/FreeType/ftsystem.c
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--- libXfont-X11R7.1-1.1.0-o/src/FreeType/ftsystem.c 2005-07-09 08:36:10.000000000 +0200
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+++ libXfont-X11R7.1-1.1.0/src/FreeType/ftsystem.c 2006-07-01 19:41:37.000000000 +0200
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@@ -35,7 +35,6 @@
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#endif |
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#include <ft2build.h> |
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#include FT_CONFIG_CONFIG_H |
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-#include FT_INTERNAL_DEBUG_H
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#include FT_SYSTEM_H |
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#include FT_ERRORS_H |
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#include FT_TYPES_H |
Clifford Wolf
19 years ago