diff options
Diffstat (limited to 'src/autofit/afhints.c')
| -rw-r--r-- | src/autofit/afhints.c | 144 |
1 files changed, 122 insertions, 22 deletions
diff --git a/src/autofit/afhints.c b/src/autofit/afhints.c index 37482eb..56c8220 100644 --- a/src/autofit/afhints.c +++ b/src/autofit/afhints.c @@ -219,6 +219,82 @@ #define AF_INDEX_NUM( ptr, base ) (int)( (ptr) ? ( (ptr) - (base) ) : -1 ) + static char* + af_print_idx( char* p, + int idx ) + { + if ( idx == -1 ) + { + p[0] = '-'; + p[1] = '-'; + p[2] = '\0'; + } + else + ft_sprintf( p, "%d", idx ); + + return p; + } + + + static int + af_get_segment_index( AF_GlyphHints hints, + int point_idx, + int dimension ) + { + AF_AxisHints axis = &hints->axis[dimension]; + AF_Point point = hints->points + point_idx; + AF_Segment segments = axis->segments; + AF_Segment limit = segments + axis->num_segments; + AF_Segment segment; + + + for ( segment = segments; segment < limit; segment++ ) + { + if ( segment->first <= segment->last ) + { + if ( point >= segment->first && point <= segment->last ) + break; + } + else + { + AF_Point p = segment->first; + + + for (;;) + { + if ( point == p ) + goto Exit; + + if ( p == segment->last ) + break; + + p = p->next; + } + } + } + + Exit: + if ( segment == limit ) + return -1; + + return (int)( segment - segments ); + } + + + static int + af_get_edge_index( AF_GlyphHints hints, + int segment_idx, + int dimension ) + { + AF_AxisHints axis = &hints->axis[dimension]; + AF_Edge edges = axis->edges; + AF_Segment segment = axis->segments + segment_idx; + + + return segment_idx == -1 ? -1 : AF_INDEX_NUM( segment->edge, edges ); + } + + #ifdef __cplusplus extern "C" { #endif @@ -234,22 +310,39 @@ AF_DUMP(( "Table of points:\n" )); if ( hints->num_points ) - AF_DUMP(( " [ index | xorg | yorg | xscale | yscale" - " | xfit | yfit | flags ]\n" )); + AF_DUMP(( " index hedge hseg vedge vseg flags" + " xorg yorg xscale yscale xfit yfit\n" )); else AF_DUMP(( " (none)\n" )); for ( point = points; point < limit; point++ ) - AF_DUMP(( " [ %5d | %5d | %5d | %6.2f | %6.2f" - " | %5.2f | %5.2f | %c ]\n", - AF_INDEX_NUM( point, points ), + { + int point_idx = AF_INDEX_NUM( point, points ); + int segment_idx_0 = af_get_segment_index( hints, point_idx, 0 ); + int segment_idx_1 = af_get_segment_index( hints, point_idx, 1 ); + + char buf1[16], buf2[16], buf3[16], buf4[16]; + + + AF_DUMP(( " %5d %5s %5s %5s %5s %s " + " %5d %5d %7.2f %7.2f %7.2f %7.2f\n", + point_idx, + af_print_idx( buf1, + af_get_edge_index( hints, segment_idx_1, 1 ) ), + af_print_idx( buf2, segment_idx_1 ), + af_print_idx( buf3, + af_get_edge_index( hints, segment_idx_0, 0 ) ), + af_print_idx( buf4, segment_idx_0 ), + ( point->flags & AF_FLAG_WEAK_INTERPOLATION ) ? "weak" + : " -- ", + point->fx, point->fy, point->ox / 64.0, point->oy / 64.0, point->x / 64.0, - point->y / 64.0, - ( point->flags & AF_FLAG_WEAK_INTERPOLATION ) ? 'w' : ' ')); + point->y / 64.0 )); + } AF_DUMP(( "\n" )); } #ifdef __cplusplus @@ -306,21 +399,23 @@ AF_Segment limit = segments + axis->num_segments; AF_Segment seg; + char buf1[16], buf2[16], buf3[16]; + AF_DUMP(( "Table of %s segments:\n", dimension == AF_DIMENSION_HORZ ? "vertical" : "horizontal" )); if ( axis->num_segments ) - AF_DUMP(( " [ index | pos | dir | from" - " | to | link | serif | edge" - " | height | extra | flags ]\n" )); + AF_DUMP(( " index pos dir from to" + " link serif edge" + " height extra flags\n" )); else AF_DUMP(( " (none)\n" )); for ( seg = segments; seg < limit; seg++ ) - AF_DUMP(( " [ %5d | %5.2g | %5s | %4d" - " | %4d | %4d | %5d | %4d" - " | %6d | %5d | %11s ]\n", + AF_DUMP(( " %5d %5.2g %5s %4d %4d" + " %4s %5s %4s" + " %6d %5d %11s\n", AF_INDEX_NUM( seg, segments ), dimension == AF_DIMENSION_HORZ ? (int)seg->first->ox / 64.0 @@ -328,9 +423,11 @@ af_dir_str( (AF_Direction)seg->dir ), AF_INDEX_NUM( seg->first, points ), AF_INDEX_NUM( seg->last, points ), - AF_INDEX_NUM( seg->link, segments ), - AF_INDEX_NUM( seg->serif, segments ), - AF_INDEX_NUM( seg->edge, edges ), + + af_print_idx( buf1, AF_INDEX_NUM( seg->link, segments ) ), + af_print_idx( buf2, AF_INDEX_NUM( seg->serif, segments ) ), + af_print_idx( buf3, AF_INDEX_NUM( seg->edge, edges ) ), + seg->height, seg->height - ( seg->max_coord - seg->min_coord ), af_edge_flags_to_string( seg->flags ) )); @@ -435,6 +532,8 @@ AF_Edge limit = edges + axis->num_edges; AF_Edge edge; + char buf1[16], buf2[16]; + /* * note: AF_DIMENSION_HORZ corresponds to _vertical_ edges @@ -444,19 +543,20 @@ dimension == AF_DIMENSION_HORZ ? "vertical" : "horizontal" )); if ( axis->num_edges ) - AF_DUMP(( " [ index | pos | dir | link" - " | serif | blue | opos | pos | flags ]\n" )); + AF_DUMP(( " index pos dir link serif" + " blue opos pos flags\n" )); else AF_DUMP(( " (none)\n" )); for ( edge = edges; edge < limit; edge++ ) - AF_DUMP(( " [ %5d | %5.2g | %5s | %4d" - " | %5d | %c | %5.2f | %5.2f | %11s ]\n", + AF_DUMP(( " %5d %5.2g %5s %4s %5s" + " %c %5.2f %5.2f %11s\n", AF_INDEX_NUM( edge, edges ), (int)edge->opos / 64.0, af_dir_str( (AF_Direction)edge->dir ), - AF_INDEX_NUM( edge->link, edges ), - AF_INDEX_NUM( edge->serif, edges ), + af_print_idx( buf1, AF_INDEX_NUM( edge->link, edges ) ), + af_print_idx( buf2, AF_INDEX_NUM( edge->serif, edges ) ), + edge->blue_edge ? 'y' : 'n', edge->opos / 64.0, edge->pos / 64.0, |