1 /* 2 * Copyright 2011 Google Inc. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "gtest/gtest.h" 18 #include "sfntly/font.h" 19 #include "sfntly/math/fixed1616.h" 20 #include "sfntly/table/core/horizontal_header_table.h" 21 #include "test/serialization_test.h" 22 23 namespace sfntly { 24 25 const int32_t HHEA_ASCENDER = 2023; 26 const int32_t HHEA_DESCENDER = -648; 27 const int32_t HHEA_LINE_GAP = 93; 28 const int32_t HHEA_ADVANCE_WIDTH_MAX = 2753; 29 const int32_t HHEA_MIN_LSB = -968; 30 const int32_t HHEA_MIN_RSB = -411; 31 const int32_t HHEA_X_MAX_EXTENT = 2628; 32 const int32_t HHEA_METRIC_DATA_FORMAT = 0; 33 const int32_t HHEA_NUM_METRICS = 1499; 34 35 static bool VerifyHHEA(Table* table) { 36 HorizontalHeaderTablePtr hhea = down_cast<HorizontalHeaderTable*>(table); 37 if (hhea == NULL) { 38 return false; 39 } 40 41 EXPECT_EQ(hhea->TableVersion(), Fixed1616::Fixed(1, 0)); 42 EXPECT_EQ(hhea->Ascender(), HHEA_ASCENDER); 43 EXPECT_EQ(hhea->Descender(), HHEA_DESCENDER); 44 EXPECT_EQ(hhea->AdvanceWidthMax(), HHEA_ADVANCE_WIDTH_MAX); 45 EXPECT_EQ(hhea->MinLeftSideBearing(), HHEA_MIN_LSB); 46 EXPECT_EQ(hhea->MinRightSideBearing(), HHEA_MIN_RSB); 47 EXPECT_EQ(hhea->XMaxExtent(), HHEA_X_MAX_EXTENT); 48 // TODO(arthurhsu): CaretSlopeRise() not tested 49 // TODO(arthurhsu): CaretSlopeRun() not tested 50 // TODO(arthurhsu): CaretOffset() not tested 51 EXPECT_EQ(hhea->MetricDataFormat(), HHEA_METRIC_DATA_FORMAT); 52 EXPECT_EQ(hhea->NumberOfHMetrics(), HHEA_NUM_METRICS); 53 54 return true; 55 } 56 57 bool VerifyHHEA(Table* original, Table* target) { 58 EXPECT_TRUE(VerifyHHEA(original)); 59 EXPECT_TRUE(VerifyHHEA(target)); 60 return true; 61 } 62 63 } // namespace sfntly 64
