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/table/core/os2_table.h" 20 #include "test/serialization_test.h" 21 22 namespace sfntly { 23 24 const int32_t OS2_VERSION = 1; 25 const int32_t OS2_XAVG_CHAR_WIDTH = 863; 26 const int32_t OS2_US_WEIGHT_CLASS = 500; 27 const int32_t OS2_US_WIDTH_CLASS = 5; 28 const int32_t OS2_FS_TYPE = 0; 29 const int32_t OS2_YSUBS_XSIZE = 0; 30 const int32_t OS2_YSUBS_YSIZE = 2; 31 const int32_t OS2_YSUBS_XOFFSET = -16560; 32 const int32_t OS2_YSUBS_YOFFSET = 0; 33 const int32_t OS2_YSUPS_XSIZE = -25944; 34 const int32_t OS2_YSUPS_YSIZE = -27176; 35 const int32_t OS2_YSUPS_XOFFSET = -16376; 36 const int32_t OS2_YSUPS_YOFFSET = 1; 37 const int32_t OS2_YSTRIKEOUT_SIZE = 12312; 38 const int32_t OS2_YSTRIKEOUT_POS = -16224; 39 const int32_t OS2_SFAMILY_CLASS = 0; 40 const byte_t OS2_PANOSE[] = { 2, 11, 6, 3, 6, 1, 0, 0, 0, 0 }; 41 const int64_t OS2_UL_UNICODE_RANGE1 = 0xE00002FFL; 42 const int64_t OS2_UL_UNICODE_RANGE2 = 0x520020FBL; 43 const int64_t OS2_UL_UNICODE_RANGE3 = 0L; 44 const int64_t OS2_UL_UNICODE_RANGE4 = 0L; 45 const byte_t OS2_ACH_VEND_ID[] = { 'P', 'f', 'E', 'd' }; 46 const int32_t OS2_FS_SELECTION = 0x0040; 47 const int32_t OS2_US_FIRST_CHAR_IDX = 0x0020; 48 const int32_t OS2_US_LAST_CHAR_IDX = 0xFFFF; 49 const int32_t OS2_STYPO_ASCENDER = 1597; 50 const int32_t OS2_STYPO_DESCENDER = -451; 51 const int32_t OS2_STYPO_LINE_GAP = 0; 52 const int32_t OS2_US_WIN_ASCENT = 2023; 53 const int32_t OS2_US_WIN_DESCENT = 648; 54 const int64_t OS2_UL_CODE_PAGE_RANGE1 = 0x2000019FL; 55 const int64_t OS2_UL_CODE_PAGE_RANGE2 = 0x00000000L; 56 57 static bool VerifyOS_2(Table* table) { 58 OS2TablePtr os2 = down_cast<OS2Table*>(table); 59 if (os2 == NULL) { 60 return false; 61 } 62 63 EXPECT_EQ(os2->TableVersion(), OS2_VERSION); 64 EXPECT_EQ(os2->XAvgCharWidth(), OS2_XAVG_CHAR_WIDTH); 65 EXPECT_EQ(os2->UsWeightClass(), OS2_US_WEIGHT_CLASS); 66 EXPECT_EQ(os2->UsWidthClass(), OS2_US_WIDTH_CLASS); 67 EXPECT_EQ(os2->FsType(), OS2_FS_TYPE); 68 EXPECT_EQ(os2->YSubscriptXSize(), OS2_YSUBS_XSIZE); 69 EXPECT_EQ(os2->YSubscriptYSize(), OS2_YSUBS_YSIZE); 70 EXPECT_EQ(os2->YSubscriptXOffset(), OS2_YSUBS_XOFFSET); 71 EXPECT_EQ(os2->YSubscriptYOffset(), OS2_YSUBS_YOFFSET); 72 EXPECT_EQ(os2->YSuperscriptXSize(), OS2_YSUPS_XSIZE); 73 EXPECT_EQ(os2->YSuperscriptYSize(), OS2_YSUPS_YSIZE); 74 EXPECT_EQ(os2->YSuperscriptXOffset(), OS2_YSUPS_XOFFSET); 75 EXPECT_EQ(os2->YSuperscriptYOffset(), OS2_YSUPS_YOFFSET); 76 EXPECT_EQ(os2->YStrikeoutSize(), OS2_YSTRIKEOUT_SIZE); 77 EXPECT_EQ(os2->YStrikeoutPosition(), OS2_YSTRIKEOUT_POS); 78 EXPECT_EQ(os2->SFamilyClass(), OS2_SFAMILY_CLASS); 79 80 ByteVector panose; 81 os2->Panose(&panose); 82 EXPECT_EQ(panose.size(), sizeof(OS2_PANOSE)); 83 for (size_t i = 0; i < panose.size(); ++i) { 84 EXPECT_EQ(panose[i], OS2_PANOSE[i]); 85 } 86 87 EXPECT_EQ(os2->UlUnicodeRange1(), OS2_UL_UNICODE_RANGE1); 88 EXPECT_EQ(os2->UlUnicodeRange2(), OS2_UL_UNICODE_RANGE2); 89 EXPECT_EQ(os2->UlUnicodeRange3(), OS2_UL_UNICODE_RANGE3); 90 EXPECT_EQ(os2->UlUnicodeRange4(), OS2_UL_UNICODE_RANGE4); 91 92 ByteVector vend_id; 93 os2->AchVendId(&vend_id); 94 EXPECT_EQ(vend_id.size(), sizeof(OS2_ACH_VEND_ID)); 95 for (size_t i = 0; i < vend_id.size(); ++i) { 96 EXPECT_EQ(vend_id[i], OS2_ACH_VEND_ID[i]); 97 } 98 99 EXPECT_EQ(os2->FsSelection(), OS2_FS_SELECTION); 100 EXPECT_EQ(os2->UsFirstCharIndex(), OS2_US_FIRST_CHAR_IDX); 101 EXPECT_EQ(os2->UsLastCharIndex(), OS2_US_LAST_CHAR_IDX); 102 EXPECT_EQ(os2->STypoAscender(), OS2_STYPO_ASCENDER); 103 EXPECT_EQ(os2->STypoDescender(), OS2_STYPO_DESCENDER); 104 EXPECT_EQ(os2->STypoLineGap(), OS2_STYPO_LINE_GAP); 105 EXPECT_EQ(os2->UsWinAscent(), OS2_US_WIN_ASCENT); 106 EXPECT_EQ(os2->UsWinDescent(), OS2_US_WIN_DESCENT); 107 EXPECT_EQ(os2->UlCodePageRange1(), OS2_UL_CODE_PAGE_RANGE1); 108 EXPECT_EQ(os2->UlCodePageRange2(), OS2_UL_CODE_PAGE_RANGE2); 109 110 // TODO(arthurhsu): SxHeight() not tested 111 // TODO(arthurhsu): SCapHeight() not tested 112 // TODO(arthurhsu): UsDefaultChar() not tested 113 // TODO(arthurhsu): UsBreakChar() not tested 114 // TODO(arthurhsu): UsMaxContext() not tested 115 116 return true; 117 } 118 119 bool VerifyOS_2(Table* original, Table* target) { 120 EXPECT_TRUE(VerifyOS_2(original)); 121 EXPECT_TRUE(VerifyOS_2(target)); 122 return true; 123 } 124 125 } // namespace sfntly 126
