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[util/draw] Use hb-draw in hb-view only if HB_DRAW=1

This commit is contained in:
Behdad Esfahbod 2022-02-08 17:39:16 -06:00
parent 18b8a1c345
commit 6a3dec357c
1 changed files with 5 additions and 3 deletions
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8
util/helper-cairo.hh
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@ -69,16 +69,18 @@ _cairo_eps_surface_create_for_stream (cairo_write_func_t write_func,
static inline bool
helper_cairo_use_hb_draw (const font_options_t *font_opts)
{
return cairo_version () >= CAIRO_VERSION_ENCODE (1, 17, 5);
const char *env = getenv ("HB_DRAW");
return env && atoi (env);
}
static inline cairo_scaled_font_t *
helper_cairo_create_scaled_font (const font_options_t *font_opts)
{
bool use_hb_draw = helper_cairo_use_hb_draw (font_opts);
hb_font_t *font = hb_font_reference (font_opts->font);
cairo_font_face_t *cairo_face;
if (helper_cairo_use_hb_draw (font_opts))
if (use_hb_draw)
cairo_face = helper_cairo_create_user_font_face (font_opts);
else
cairo_face = helper_cairo_create_ft_font_face (font_opts);
@ -90,7 +92,7 @@ helper_cairo_create_scaled_font (const font_options_t *font_opts)
cairo_matrix_init_scale (&font_matrix,
font_opts->font_size_x,
font_opts->font_size_y);
if (!helper_cairo_use_hb_draw (font_opts))
if (use_hb_draw)
font_matrix.xy = -font_opts->slant * font_opts->font_size_x;
font_options = cairo_font_options_create ();