Use ICU APIs to get character property instead of static

Unicode property table.

Change-Id: I53c6eabd88f1138ddd5ee963d58e87c6ee5f6784

2 files changed, 205 insertions, 1 deletions

diff --git a/Android.mk b/Android.mk
index 0b4f388..2fbfc7a 100644
--- a/Android.mk
+++ b/Android.mk
@@ -29,7 +29,7 @@ LOCAL_MODULE_TAGS := optional
 
 LOCAL_SRC_FILES:= \
         contrib/harfbuzz-freetype.c \
-        contrib/harfbuzz-unicode-tables.c \
+        contrib/harfbuzz-unicode-icu.c \
         contrib/harfbuzz-unicode.c \
         src/harfbuzz-buffer.c \
         src/harfbuzz-stream.c \
@@ -51,6 +51,8 @@ LOCAL_SRC_FILES:= \
 
 LOCAL_SHARED_LIBRARIES := \
         libcutils \
+        libicuuc \
+        libicui18n \
         libutils
 
 LOCAL_STATIC_LIBRARIES := \
diff --git a/contrib/harfbuzz-unicode-icu.c b/contrib/harfbuzz-unicode-icu.c
new file mode 100755
index 0000000..d07b60b
--- /dev/null
+++ b/contrib/harfbuzz-unicode-icu.c
@@ -0,0 +1,202 @@
+/*
+ * Copyright 2010, The Android Open Source Project
+ * Copyright 2010, Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "harfbuzz-external.h"
+
+#include   <unicode/uchar.h>
+#include   <unicode/utypes.h>
+
+/*
+   We use ICU APIs to get the character's Unicode property.
+   This module replaces the harfbuzz-unicode-tables.c which is
+   using static Unicode tables.
+*/
+
+static int
+hb_category_for_char(HB_UChar32 ch) {
+  switch (u_charType(ch)) {
+    case U_CONTROL_CHAR:
+      return HB_Other_Control;
+    case U_FORMAT_CHAR:
+      return HB_Other_Format;
+    case U_UNASSIGNED:
+      return HB_Other_NotAssigned;
+    case U_PRIVATE_USE_CHAR:
+      return HB_Other_PrivateUse;
+    case U_SURROGATE:
+      return HB_Other_Surrogate;
+    case U_LOWERCASE_LETTER:
+      return HB_Letter_Lowercase;
+    case U_MODIFIER_LETTER:
+      return HB_Letter_Modifier;
+    case U_OTHER_LETTER:
+      return HB_Letter_Other;
+    case U_TITLECASE_LETTER:
+      return HB_Letter_Titlecase;
+    case U_UPPERCASE_LETTER:
+      return HB_Letter_Uppercase;
+    case U_COMBINING_SPACING_MARK:
+      return HB_Mark_SpacingCombining;
+    case U_ENCLOSING_MARK:
+      return HB_Mark_Enclosing;
+    case U_NON_SPACING_MARK:
+      return HB_Mark_NonSpacing;
+    case U_DECIMAL_DIGIT_NUMBER :
+      return HB_Number_DecimalDigit;
+    case U_LETTER_NUMBER:
+      return HB_Number_Letter;
+    case U_OTHER_NUMBER:
+      return HB_Number_Other;
+    case U_CONNECTOR_PUNCTUATION:
+      return HB_Punctuation_Connector;
+    case U_DASH_PUNCTUATION:
+      return HB_Punctuation_Dash;
+    case U_END_PUNCTUATION:
+      return HB_Punctuation_Close;
+    case U_FINAL_PUNCTUATION:
+      return HB_Punctuation_FinalQuote;
+    case U_INITIAL_PUNCTUATION:
+      return HB_Punctuation_InitialQuote;
+    case U_OTHER_PUNCTUATION:
+      return HB_Punctuation_Other;
+    case U_START_PUNCTUATION:
+      return HB_Punctuation_Open;
+    case U_CURRENCY_SYMBOL:
+      return HB_Symbol_Currency;
+    case U_MODIFIER_SYMBOL:
+      return HB_Symbol_Modifier;
+    case U_MATH_SYMBOL:
+      return HB_Symbol_Math;
+    case U_OTHER_SYMBOL:
+      return HB_Symbol_Other;
+    case U_LINE_SEPARATOR:
+      return HB_Separator_Line;
+    case U_PARAGRAPH_SEPARATOR:
+      return HB_Separator_Paragraph;
+    case U_SPACE_SEPARATOR:
+      return HB_Separator_Space;
+    default:
+      return HB_Symbol_Other;
+  }
+}
+
+HB_LineBreakClass
+HB_GetLineBreakClass(HB_UChar32 ch) {
+  switch ((ULineBreak)u_getIntPropertyValue(ch, UCHAR_LINE_BREAK)) {
+    case U_LB_MANDATORY_BREAK:
+      return HB_LineBreak_BK;
+    case U_LB_CARRIAGE_RETURN:
+      return HB_LineBreak_CR;
+    case U_LB_LINE_FEED:
+      return HB_LineBreak_LF;
+    case U_LB_COMBINING_MARK:
+      return HB_LineBreak_CM;
+    case U_LB_SURROGATE:
+      return HB_LineBreak_SG;
+    case U_LB_ZWSPACE:
+      return HB_LineBreak_ZW;
+    case U_LB_INSEPARABLE:
+      return HB_LineBreak_IN;
+    case U_LB_GLUE:
+      return HB_LineBreak_GL;
+    case U_LB_CONTINGENT_BREAK:
+      return HB_LineBreak_AL;
+    case U_LB_SPACE:
+      return HB_LineBreak_SP;
+    case U_LB_BREAK_AFTER:
+      return HB_LineBreak_BA;
+    case U_LB_BREAK_BEFORE:
+      return HB_LineBreak_BB;
+    case U_LB_BREAK_BOTH:
+      return HB_LineBreak_B2;
+    case U_LB_HYPHEN:
+      return HB_LineBreak_HY;
+    case U_LB_NONSTARTER:
+      return HB_LineBreak_NS;
+    case U_LB_OPEN_PUNCTUATION:
+      return HB_LineBreak_OP;
+    case U_LB_CLOSE_PUNCTUATION:
+      return HB_LineBreak_CL;
+    case U_LB_QUOTATION:
+      return HB_LineBreak_QU;
+    case U_LB_EXCLAMATION:
+      return HB_LineBreak_EX;
+    case U_LB_IDEOGRAPHIC:
+      return HB_LineBreak_ID;
+    case U_LB_NUMERIC:
+      return HB_LineBreak_NU;
+    case U_LB_INFIX_NUMERIC:
+      return HB_LineBreak_IS;
+    case U_LB_BREAK_SYMBOLS:
+      return HB_LineBreak_SY;
+    case U_LB_ALPHABETIC:
+      return HB_LineBreak_AL;
+    case U_LB_PREFIX_NUMERIC:
+      return HB_LineBreak_PR;
+    case U_LB_POSTFIX_NUMERIC:
+      return HB_LineBreak_PO;
+    case U_LB_COMPLEX_CONTEXT:
+      return HB_LineBreak_SA;
+    case U_LB_AMBIGUOUS:
+      return HB_LineBreak_AL;
+    case U_LB_UNKNOWN:
+      return HB_LineBreak_AL;
+    case U_LB_NEXT_LINE:
+      return HB_LineBreak_AL;
+    case U_LB_WORD_JOINER:
+      return HB_LineBreak_WJ;
+    case U_LB_JL:
+      return HB_LineBreak_JL;
+    case U_LB_JV:
+      return HB_LineBreak_JV;
+    case U_LB_JT:
+      return HB_LineBreak_JT;
+    case U_LB_H2:
+      return HB_LineBreak_H2;
+    case U_LB_H3:
+      return HB_LineBreak_H3;
+    default:
+      return HB_LineBreak_AL;
+  }
+}
+
+int
+HB_GetUnicodeCharCombiningClass(HB_UChar32 ch) {
+  return u_getCombiningClass(ch);
+}
+
+void
+HB_GetUnicodeCharProperties(HB_UChar32 ch,
+                            HB_CharCategory *category,
+                            int *combiningClass) {
+  *category = hb_category_for_char(ch);
+  *combiningClass = u_getCombiningClass(ch);
+}
+
+HB_CharCategory
+HB_GetUnicodeCharCategory(HB_UChar32 ch) {
+  return hb_category_for_char(ch);
+}