[use] Add dump-use-data

Author: behdad

src/Makefile.am

@@ -355,6 +355,7 @@ check_PROGRAMS += \
 	dump-indic-data \
 	dump-khmer-data \
 	dump-myanmar-data \
+	dump-use-data \
 	$(NULL)
 dump_indic_data_SOURCES = dump-indic-data.cc hb-ot-shape-complex-indic-table.cc
 dump_indic_data_CPPFLAGS = $(HBCFLAGS)
@@ -365,6 +366,9 @@ dump_khmer_data_LDADD = libharfbuzz.la $(HBLIBS)
 dump_myanmar_data_SOURCES = dump-myanmar-data.cc hb-ot-shape-complex-indic-table.cc
 dump_myanmar_data_CPPFLAGS = $(HBCFLAGS)
 dump_myanmar_data_LDADD = libharfbuzz.la $(HBLIBS)
+dump_use_data_SOURCES = dump-use-data.cc hb-ot-shape-complex-use-table.cc
+dump_use_data_CPPFLAGS = $(HBCFLAGS)
+dump_use_data_LDADD = libharfbuzz.la $(HBLIBS)
 
 check_PROGRAMS += test-ot-tag
 TESTS += test-ot-tag

src/dump-use-data.cc

@@ -0,0 +1,38 @@
+/*
+ * Copyright © 2018  Google, Inc.
+ *
+ *  This is part of HarfBuzz, a text shaping library.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ * Google Author(s): Behdad Esfahbod
+ */
+
+#include "hb-ot-shape-complex-use-private.hh"
+
+int
+main (void)
+{
+  for (hb_codepoint_t u = 0; u <= 0x10FFFF; u++)
+  {
+    unsigned int category = hb_use_get_category (u);
+    if (category != USE_O)
+      printf("U+%04X	%u\n", u, category);
+  }
+}

src/gen-use-table.py

@@ -449,7 +449,7 @@ def print_block (block, start, end, data):
 print "}; /* Table items: %d; occupancy: %d%% */" % (offset, occupancy)
 print
 print "USE_TABLE_ELEMENT_TYPE"
-print "hb_use_get_categories (hb_codepoint_t u)"
+print "hb_use_get_category (hb_codepoint_t u)"
 print "{"
 print "  switch (u >> %d)" % page_bits
 print "  {"

src/hb-ot-shape-complex-use-private.hh

@@ -92,6 +92,6 @@ enum use_category_t {
 };
 
 HB_INTERNAL USE_TABLE_ELEMENT_TYPE
-hb_use_get_categories (hb_codepoint_t u);
+hb_use_get_category (hb_codepoint_t u);
 
 #endif /* HB_OT_SHAPE_COMPLEX_USE_PRIVATE_HH */

src/hb-ot-shape-complex-use-table.cc

@@ -690,7 +690,7 @@ static const USE_TABLE_ELEMENT_TYPE use_table[] = {
 }; /* Table items: 5424; occupancy: 73% */
 
 USE_TABLE_ELEMENT_TYPE
-hb_use_get_categories (hb_codepoint_t u)
+hb_use_get_category (hb_codepoint_t u)
 {
   switch (u >> 12)
   {

src/hb-ot-shape-complex-use.cc

@@ -262,7 +262,7 @@ setup_masks_use (const hb_ot_shape_plan_t *plan,
   unsigned int count = buffer->len;
   hb_glyph_info_t *info = buffer->info;
   for (unsigned int i = 0; i < count; i++)
-    info[i].use_category() = hb_use_get_categories (info[i].codepoint);
+    info[i].use_category() = hb_use_get_category (info[i].codepoint);
 }
 
 static void
@@ -505,7 +505,7 @@ insert_dotted_circles (const hb_ot_shape_plan_t *plan HB_UNUSED,
   hb_glyph_info_t dottedcircle = {0};
   if (!font->get_nominal_glyph (0x25CCu, &dottedcircle.codepoint))
     return;
-  dottedcircle.use_category() = hb_use_get_categories (0x25CC);
+  dottedcircle.use_category() = hb_use_get_category (0x25CC);
 
   buffer->clear_output ();