[hb-shape] Add --show-line-num
Ok, much more useful as a test suite driver now.
diff --git a/util/options.cc b/util/options.cc
index e497d72..2bf2c58 100644
--- a/util/options.cc
+++ b/util/options.cc
@@ -678,6 +678,7 @@
{"no-clusters", 0, G_OPTION_FLAG_REVERSE, G_OPTION_ARG_NONE, &this->show_clusters, "Do not show cluster mapping", NULL},
{"show-text", 0, 0, G_OPTION_ARG_NONE, &this->show_text, "Show input text", NULL},
{"show-unicode", 0, 0, G_OPTION_ARG_NONE, &this->show_unicode, "Show input Unicode codepoints", NULL},
+ {"show-line-num", 0, 0, G_OPTION_ARG_NONE, &this->show_line_num, "Show line numbers", NULL},
{NULL}
};
parser->add_group (entries,
@@ -750,3 +751,36 @@
}
g_string_append_c (gs, '>');
}
+void
+format_options_t::serialize_line_no (unsigned int line_no,
+ GString *gs)
+{
+ if (show_line_num)
+ g_string_append_printf (gs, "%d: ", line_no);
+}
+void
+format_options_t::serialize_line (hb_buffer_t *buffer,
+ unsigned int line_no,
+ const char *text,
+ unsigned int text_len,
+ hb_font_t *font,
+ GString *gs)
+{
+ if (show_text) {
+ serialize_line_no (line_no, gs);
+ g_string_append_len (gs, text, text_len);
+ g_string_append_c (gs, '\n');
+ }
+
+ if (show_unicode) {
+ serialize_line_no (line_no, gs);
+ hb_buffer_reset (scratch);
+ hb_buffer_add_utf8 (scratch, text, text_len, 0, -1);
+ serialize_unicode (buffer, gs);
+ g_string_append_c (gs, '\n');
+ }
+
+ serialize_line_no (line_no, gs);
+ serialize_glyphs (buffer, font, gs);
+ g_string_append_c (gs, '\n');
+}
