0N/A/*
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A *
0N/A */
0N/A
0N/A/*
0N/A *
0N/A * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
0N/A *
0N/A */
0N/A
0N/A#include "LETypes.h"
0N/A#include "OpenTypeTables.h"
0N/A#include "OpenTypeUtilities.h"
0N/A#include "ClassDefinitionTables.h"
0N/A#include "LESwaps.h"
0N/A
1693N/AU_NAMESPACE_BEGIN
1693N/A
5980N/Ale_int32 ClassDefinitionTable::getGlyphClass(const LETableReference& base, LEGlyphID glyphID, LEErrorCode &success) const
0N/A{
5980N/A LEReferenceTo<ClassDefinitionTable> thisRef(base, success);
5980N/A if (LE_FAILURE(success)) return 0;
5980N/A
5980N/A switch(SWAPW(classFormat)) {
5980N/A case 0:
5980N/A return 0;
5980N/A
5980N/A case 1:
5980N/A {
5980N/A const LEReferenceTo<ClassDefFormat1Table> f1Table(thisRef, success);
5980N/A return f1Table->getGlyphClass(f1Table, glyphID, success);
5980N/A }
5980N/A
5980N/A case 2:
5980N/A {
5980N/A const LEReferenceTo<ClassDefFormat2Table> f2Table(thisRef, success);
5980N/A return f2Table->getGlyphClass(f2Table, glyphID, success);
5980N/A }
5980N/A
5980N/A default:
5980N/A return 0;
5980N/A }
5980N/A}
5980N/A
5980N/Ale_bool ClassDefinitionTable::hasGlyphClass(const LETableReference &base, le_int32 glyphClass, LEErrorCode &success) const
5980N/A{
5980N/A LEReferenceTo<ClassDefinitionTable> thisRef(base, success);
5980N/A if (LE_FAILURE(success)) return 0;
5980N/A
0N/A switch(SWAPW(classFormat)) {
0N/A case 0:
0N/A return 0;
0N/A
0N/A case 1:
0N/A {
5980N/A const LEReferenceTo<ClassDefFormat1Table> f1Table(thisRef, success);
5980N/A return f1Table->hasGlyphClass(f1Table, glyphClass, success);
0N/A }
0N/A
0N/A case 2:
0N/A {
5980N/A const LEReferenceTo<ClassDefFormat2Table> f2Table(thisRef, success);
5980N/A return f2Table->hasGlyphClass(f2Table, glyphClass, success);
0N/A }
0N/A
0N/A default:
0N/A return 0;
0N/A }
0N/A}
0N/A
5980N/Ale_int32 ClassDefFormat1Table::getGlyphClass(const LETableReference& base, LEGlyphID glyphID, LEErrorCode &success) const
0N/A{
5980N/A if(LE_FAILURE(success)) return 0;
0N/A
5980N/A le_uint16 count = SWAPW(glyphCount);
5980N/A LEReferenceToArrayOf<le_uint16> classValueArrayRef(base, success, &classValueArray[0], count);
0N/A TTGlyphID ttGlyphID = (TTGlyphID) LE_GET_GLYPH(glyphID);
0N/A TTGlyphID firstGlyph = SWAPW(startGlyph);
5980N/A TTGlyphID lastGlyph = firstGlyph + count;
0N/A
5980N/A if (LE_SUCCESS(success) && ttGlyphID >= firstGlyph && ttGlyphID < lastGlyph) {
5980N/A return SWAPW( classValueArrayRef(ttGlyphID - firstGlyph, success) );
0N/A }
0N/A
0N/A return 0;
0N/A}
0N/A
5980N/Ale_bool ClassDefFormat1Table::hasGlyphClass(const LETableReference &base, le_int32 glyphClass, LEErrorCode &success) const
0N/A{
5980N/A if(LE_FAILURE(success)) return 0;
5980N/A le_uint16 count = SWAPW(glyphCount);
5980N/A LEReferenceToArrayOf<le_uint16> classValueArrayRef(base, success, &classValueArray[0], count);
0N/A int i;
0N/A
5980N/A for (i = 0; LE_SUCCESS(success)&& (i < count); i += 1) {
5980N/A if (SWAPW(classValueArrayRef(i,success)) == glyphClass) {
0N/A return TRUE;
0N/A }
0N/A }
0N/A
0N/A return FALSE;
0N/A}
0N/A
5980N/Ale_int32 ClassDefFormat2Table::getGlyphClass(const LETableReference& base, LEGlyphID glyphID, LEErrorCode &success) const
0N/A{
5980N/A if(LE_FAILURE(success)) return 0;
0N/A TTGlyphID ttGlyph = (TTGlyphID) LE_GET_GLYPH(glyphID);
0N/A le_uint16 rangeCount = SWAPW(classRangeCount);
5980N/A LEReferenceToArrayOf<GlyphRangeRecord> classRangeRecordArrayRef(base, success, &classRangeRecordArray[0], rangeCount);
0N/A le_int32 rangeIndex =
5980N/A OpenTypeUtilities::getGlyphRangeIndex(ttGlyph, classRangeRecordArrayRef, success);
0N/A
5980N/A if (rangeIndex < 0 || LE_FAILURE(success)) {
0N/A return 0;
0N/A }
0N/A
5980N/A return SWAPW(classRangeRecordArrayRef(rangeIndex, success).rangeValue);
0N/A}
0N/A
5980N/Ale_bool ClassDefFormat2Table::hasGlyphClass(const LETableReference &base, le_int32 glyphClass, LEErrorCode &success) const
0N/A{
5980N/A if(LE_FAILURE(success)) return 0;
0N/A le_uint16 rangeCount = SWAPW(classRangeCount);
5980N/A LEReferenceToArrayOf<GlyphRangeRecord> classRangeRecordArrayRef(base, success, &classRangeRecordArray[0], rangeCount);
0N/A int i;
0N/A
5980N/A for (i = 0; i < rangeCount && LE_SUCCESS(success); i += 1) {
5980N/A if (SWAPW(classRangeRecordArrayRef(i,success).rangeValue) == glyphClass) {
0N/A return TRUE;
0N/A }
0N/A }
0N/A
0N/A return FALSE;
0N/A}
1693N/A
1693N/AU_NAMESPACE_END