130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun/* 230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Copyright 2011 Google Inc. All Rights Reserved. 330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Licensed under the Apache License, Version 2.0 (the "License"); 530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * you may not use this file except in compliance with the License. 630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * You may obtain a copy of the License at 730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * http://www.apache.org/licenses/LICENSE-2.0 930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 1030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Unless required by applicable law or agreed to in writing, software 1130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * distributed under the License is distributed on an "AS IS" BASIS, 1230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * See the License for the specific language governing permissions and 1430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * limitations under the License. 1530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun */ 1630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 1730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "gtest/gtest.h" 1830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "sfntly/font.h" 1930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "sfntly/table/core/horizontal_metrics_table.h" 2030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "test/serialization_test.h" 2130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunnamespace sfntly { 2330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunconst int32_t HMTX_ENTRIES_COUNT = 1499; 2530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunconst int32_t HMTX_LSB_COUNT = 3; 2630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunstruct HmtxEntry { 2830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t advance_width_; 2930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t lsb_; 3030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(int32_t advance_width, int32_t lsb) 3230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun : advance_width_(advance_width), lsb_(lsb) {} 3330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun}; 3430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunconst HmtxEntry HMTX_ENTRIES[] = { 3630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(748, 68), // 0 3730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(0, 0), // 1 3830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(682, 0), // 2 3930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(616, 0), // 3 4030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(421, 103), // 4 4130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(690, 129), // 5 4230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(1589, 129), // 6 4330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(1017, 25), // 7 4430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(1402, 104), // 8 4530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HmtxEntry(1241, 100), // 9 4630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun}; 4730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunconst int32_t NUM_HMTX_ENTRIES = 10; 4830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 4930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunstatic bool VerifyHMTX(Table* table) { 5030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HorizontalMetricsTablePtr hmtx = down_cast<HorizontalMetricsTable*>(table); 5130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun if (hmtx == NULL) { 5230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return false; 5330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun } 5430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 5530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(hmtx->NumberOfHMetrics(), HMTX_ENTRIES_COUNT); 5630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(hmtx->NumberOfLSBs(), HMTX_LSB_COUNT); 5730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 5830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun for (int32_t i = 0; i < NUM_HMTX_ENTRIES; ++i) { 5930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(hmtx->AdvanceWidth(i), HMTX_ENTRIES[i].advance_width_); 6030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(hmtx->LeftSideBearing(i), HMTX_ENTRIES[i].lsb_); 6130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun } 6230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 6330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // No such element case. 6430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(hmtx->AdvanceWidth(HMTX_ENTRIES_COUNT), 6530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun HMTX_ENTRIES[0].advance_width_); 6630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(hmtx->LeftSideBearing(HMTX_ENTRIES_COUNT), HMTX_ENTRIES[0].lsb_); 6730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return true; 6830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 6930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunbool VerifyHMTX(Table* original, Table* target) { 7130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_TRUE(VerifyHMTX(original)); 7230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_TRUE(VerifyHMTX(target)); 7330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return true; 7430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 7530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} // namespace sfntly 77