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authorMatthias Clasen <mclasen@redhat.com>2021-08-28 09:33:24 -0400
committerMatthias Clasen <mclasen@redhat.com>2021-08-29 23:05:20 -0400
commitfe2d8bf5928e4c86be43894277b2f64dfdfce036 (patch)
tree0dc72f9c3b3444eb1e891e9343bac50636335273
parent877d0bf4c93246fc8787b86316580fe52eecb9ed (diff)
downloadpango-fe2d8bf5928e4c86be43894277b2f64dfdfce036.tar.gz
test-shape: Print out glyph classes
These are not very reliable for things other than marks, but even that is useful for debugging cluster handling.
-rw-r--r--tests/test-shape.c33
1 files changed, 31 insertions, 2 deletions
diff --git a/tests/test-shape.c b/tests/test-shape.c
index 674c6cc9..a16eb9d7 100644
--- a/tests/test-shape.c
+++ b/tests/test-shape.c
@@ -23,6 +23,8 @@
#include <string.h>
#include <locale.h>
+#include <hb-ot.h>
+
#ifndef G_OS_WIN32
#include <unistd.h>
#endif
@@ -140,7 +142,7 @@ test_file (const gchar *filename, GString *string)
PangoAttrList *itemize_attrs;
PangoAttrList *shape_attrs;
GList *items, *l;
- GString *s1, *s2, *s3, *s4, *s5, *s6, *s7;
+ GString *s1, *s2, *s3, *s4, *s5, *s6, *s7, *s8;
char *p1;
const char *sep = "";
@@ -171,6 +173,7 @@ test_file (const gchar *filename, GString *string)
s5 = g_string_new ("Direction: ");
s6 = g_string_new ("Item: ");
s7 = g_string_new ("Offset: ");
+ s8 = g_string_new ("Class: ");
length = strlen (text);
if (text[length - 1] == '\n')
@@ -208,6 +211,7 @@ test_file (const gchar *filename, GString *string)
g_string_append (s5, sep);
g_string_append (s6, sep);
g_string_append (s7, sep);
+ g_string_append (s8, sep);
sep = "|";
g_string_append_printf (s6, "%d(%d)", item->num_chars, item->length);
@@ -228,6 +232,7 @@ test_file (const gchar *filename, GString *string)
g_string_append (s5, " ");
g_string_append (s6, " ");
g_string_append (s7, "|");
+ g_string_append (s8, "|");
}
char *p;
@@ -237,7 +242,7 @@ test_file (const gchar *filename, GString *string)
if (i > 0)
p1 = text + item->offset + glyphs->log_clusters[i - 1];
else
- p1 = g_utf8_next_char (p);
+ p1 = text + item->offset + item->length;
}
else
{
@@ -255,6 +260,26 @@ test_file (const gchar *filename, GString *string)
g_string_append_printf (s7, "%d,%d ", gi->geometry.x_offset, gi->geometry.y_offset);
if (gi->attr.is_cluster_start)
g_string_append_printf (s3, "%d ", item->offset + glyphs->log_clusters[i]);
+ switch (hb_ot_layout_get_glyph_class (hb_font_get_face (pango_font_get_hb_font (item->analysis.font)), gi->glyph))
+ {
+ case HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED:
+ g_string_append (s8, "u");
+ break;
+ case HB_OT_LAYOUT_GLYPH_CLASS_BASE_GLYPH:
+ g_string_append (s8, "b");
+ break;
+ case HB_OT_LAYOUT_GLYPH_CLASS_LIGATURE:
+ g_string_append (s8, "l");
+ break;
+ case HB_OT_LAYOUT_GLYPH_CLASS_MARK:
+ g_string_append (s8, "m");
+ break;
+ case HB_OT_LAYOUT_GLYPH_CLASS_COMPONENT:
+ g_string_append (s8, "c");
+ break;
+ default:
+ g_assert_not_reached ();
+ }
len = 0;
len = MAX (len, g_utf8_strlen (s1->str, s1->len));
len = MAX (len, g_utf8_strlen (s2->str, s2->len));
@@ -263,6 +288,7 @@ test_file (const gchar *filename, GString *string)
len = MAX (len, g_utf8_strlen (s5->str, s5->len));
len = MAX (len, g_utf8_strlen (s6->str, s6->len));
len = MAX (len, g_utf8_strlen (s7->str, s7->len));
+ len = MAX (len, g_utf8_strlen (s8->str, s8->len));
g_string_append_printf (s1, "%*s", len - (int)g_utf8_strlen (s1->str, s1->len), "");
g_string_append_printf (s4, "%*s", len - (int)g_utf8_strlen (s4->str, s4->len), "");
g_string_append_printf (s2, "%*s", len - (int)g_utf8_strlen (s2->str, s2->len), "");
@@ -270,6 +296,7 @@ test_file (const gchar *filename, GString *string)
g_string_append_printf (s5, "%*s", len - (int)g_utf8_strlen (s5->str, s5->len), "");
g_string_append_printf (s6, "%*s", len - (int)g_utf8_strlen (s6->str, s6->len), "");
g_string_append_printf (s7, "%*s", len - (int)g_utf8_strlen (s7->str, s7->len), "");
+ g_string_append_printf (s8, "%*s", len - (int)g_utf8_strlen (s8->str, s8->len), "");
}
pango_glyph_string_free (glyphs);
@@ -281,6 +308,7 @@ test_file (const gchar *filename, GString *string)
g_string_append_printf (string, "%s\n", s5->str);
g_string_append_printf (string, "%s\n", s3->str);
g_string_append_printf (string, "%s\n", s2->str);
+ g_string_append_printf (string, "%s\n", s8->str);
g_string_append_printf (string, "%s\n", s4->str);
g_string_append_printf (string, "%s\n", s7->str);
@@ -291,6 +319,7 @@ test_file (const gchar *filename, GString *string)
g_string_free (s5, TRUE);
g_string_free (s6, TRUE);
g_string_free (s7, TRUE);
+ g_string_free (s8, TRUE);
g_list_free_full (items, (GDestroyNotify)pango_item_free);
g_free (contents);