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Diffstat (limited to 'src/cairo-ft-font.c')
| -rw-r--r-- | src/cairo-ft-font.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/cairo-ft-font.c b/src/cairo-ft-font.c index 8ebadb43..90f410c7 100644 --- a/src/cairo-ft-font.c +++ b/src/cairo-ft-font.c @@ -739,6 +739,7 @@ _compute_transform (cairo_ft_font_transform_t *sf, if (unscaled && (unscaled->face->face_flags & FT_FACE_FLAG_SCALABLE) == 0) { double min_distance = DBL_MAX; + cairo_bool_t magnify = TRUE; int i; int best_i = 0; double best_x_size = 0; @@ -747,10 +748,18 @@ _compute_transform (cairo_ft_font_transform_t *sf, for (i = 0; i < unscaled->face->num_fixed_sizes; i++) { double x_size = unscaled->face->available_sizes[i].y_ppem / 64.; double y_size = unscaled->face->available_sizes[i].y_ppem / 64.; - double distance = fabs (y_size - y_scale); + double distance = y_size - y_scale; - if (distance <= min_distance) { - min_distance = distance; + /* + * distance is positive if current strike is larger than desired + * size, and negative if smaller. + * + * We like to prefer down-scaling to upscaling. + */ + + if ((magnify && distance >= 0) || fabs (distance) <= min_distance) { + magnify = distance < 0; + min_distance = abs (distance); best_i = i; best_x_size = x_size; best_y_size = y_size; |