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[hb-view] Add --debug 

Frees all allocated memory before exiting.  Useful for valgrind run.
This commit is contained in:
Behdad Esfahbod 2011-04-04 14:45:28 -04:00
parent b2da26d1e3
commit 1b4a2cc095
1 changed files with 17 additions and 0 deletions
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17
src/hb-view.c
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@ -58,6 +58,7 @@ static const char *language = NULL;
static const char *script = NULL; static const char *script = NULL;
static hb_feature_t *features = NULL; static hb_feature_t *features = NULL;
static unsigned int num_features; static unsigned int num_features;
static hb_bool_t debug = FALSE;
/* Ugh, global vars. Ugly, but does the job */ /* Ugh, global vars. Ugly, but does the job */
static int width = 0; static int width = 0;
@ -95,6 +96,7 @@ parse_opts (int argc, char **argv)
int option_index = 0, c; int option_index = 0, c;
static struct option long_options[] = { static struct option long_options[] = {
{"background", 1, 0, 'B'}, {"background", 1, 0, 'B'},
{"debug", 0, &debug, TRUE},
{"features", 1, 0, 'f'}, {"features", 1, 0, 'f'},
{"font-size", 1, 0, 's'}, {"font-size", 1, 0, 's'},
{"foreground", 1, 0, 'F'}, {"foreground", 1, 0, 'F'},
@ -372,6 +374,7 @@ draw (void)
if (p != end) { if (p != end) {
glyphs = _hb_cr_text_glyphs (cr, p, end - p, &num_glyphs); glyphs = _hb_cr_text_glyphs (cr, p, end - p, &num_glyphs);
cairo_glyph_extents (cr, glyphs, num_glyphs, &extents); cairo_glyph_extents (cr, glyphs, num_glyphs, &extents);
y += ceil (font_extents.ascent); y += ceil (font_extents.ascent);
@ -381,6 +384,7 @@ draw (void)
cairo_show_glyphs (cr, glyphs, num_glyphs); cairo_show_glyphs (cr, glyphs, num_glyphs);
cairo_restore (cr); cairo_restore (cr);
y += ceil (font_extents.height - ceil (font_extents.ascent)); y += ceil (font_extents.height - ceil (font_extents.ascent));
cairo_glyph_free (glyphs); cairo_glyph_free (glyphs);
} }
@ -419,5 +423,18 @@ main (int argc, char **argv)
exit (1); exit (1);
} }
if (debug) {
free (features);
cairo_pattern_destroy (fore_pattern);
cairo_pattern_destroy (back_pattern);
cairo_surface_destroy (surface);
cairo_font_face_destroy (cairo_face);
cairo_debug_reset_static_data ();
FT_Done_Face (ft_face);
FT_Done_FreeType (ft_library);
}
return 0; return 0;
} }