FontCollection.cpp revision 13f1aae02bacd475722bc8ea3fc2cf6abc1a82e3
19cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien/* 29cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * Copyright (C) 2013 The Android Open Source Project 39cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * 49cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * Licensed under the Apache License, Version 2.0 (the "License"); 59cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * you may not use this file except in compliance with the License. 69cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * You may obtain a copy of the License at 79cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * 89cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * http://www.apache.org/licenses/LICENSE-2.0 99cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * 109cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * Unless required by applicable law or agreed to in writing, software 119cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * distributed under the License is distributed on an "AS IS" BASIS, 129cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * See the License for the specific language governing permissions and 149cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien * limitations under the License. 159cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien */ 169cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 17ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien// #define VERBOSE_DEBUG 18ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien 19ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien#define LOG_TAG "Minikin" 20ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien#include <cutils/log.h> 219cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 22997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien#include "unicode/unistr.h" 23997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien#include "unicode/unorm2.h" 24997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien 25c31e3883456e018d742e9f29815ba5ff8b315ea1Raph Levien#include "MinikinInternal.h" 269cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#include <minikin/FontCollection.h> 279cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 289cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levienusing std::vector; 299cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 309cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Leviennamespace android { 319cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 329cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levientemplate <typename T> 339cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levienstatic inline T max(T a, T b) { 349cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien return a>b ? a : b; 359cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien} 369cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 374d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levienuint32_t FontCollection::sNextId = 0; 384d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien 399cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph LevienFontCollection::FontCollection(const vector<FontFamily*>& typefaces) : 409cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien mMaxChar(0) { 41c31e3883456e018d742e9f29815ba5ff8b315ea1Raph Levien AutoMutex _l(gMinikinLock); 424d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien mId = sNextId++; 439cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien vector<uint32_t> lastChar; 449cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien size_t nTypefaces = typefaces.size(); 459cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#ifdef VERBOSE_DEBUG 46ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien ALOGD("nTypefaces = %d\n", nTypefaces); 479cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#endif 489cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien const FontStyle defaultStyle; 499cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien for (size_t i = 0; i < nTypefaces; i++) { 509cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien FontFamily* family = typefaces[i]; 519a5f713add8cfb91ac2c9ed5c917309053201ab6Raph Levien MinikinFont* typeface = family->getClosestMatch(defaultStyle).font; 524d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien if (typeface == NULL) { 534d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien continue; 544d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien } 55bd36ec766a451c62ffdd407d5ce1a355e8f7dfd8Raph Levien family->RefLocked(); 5613f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien mFamilies.push_back(family); // emplace_back would be better 5713f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien const SparseBitSet* coverage = family->getCoverage(); 5813f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien mMaxChar = max(mMaxChar, coverage->length()); 5913f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien lastChar.push_back(coverage->nextSetBit(0)); 609cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 6113f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien nTypefaces = mFamilies.size(); 62156acb18f53b32655abb34166ea737e4320ca366Raph Levien LOG_ALWAYS_FATAL_IF(nTypefaces == 0, 63156acb18f53b32655abb34166ea737e4320ca366Raph Levien "Font collection must have at least one valid typeface"); 6472fe9422c869b7878240a23e4650d9d90edb1c2aRaph Levien size_t nPages = (mMaxChar + kPageMask) >> kLogCharsPerPage; 659cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien size_t offset = 0; 669cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien for (size_t i = 0; i < nPages; i++) { 679cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien Range dummy; 689cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien mRanges.push_back(dummy); 699cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien Range* range = &mRanges.back(); 709cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#ifdef VERBOSE_DEBUG 71ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien ALOGD("i=%d: range start = %d\n", i, offset); 729cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#endif 739cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien range->start = offset; 749cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien for (size_t j = 0; j < nTypefaces; j++) { 759cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien if (lastChar[j] < (i + 1) << kLogCharsPerPage) { 7613f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien FontFamily* family = mFamilies[j]; 7713f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien mFamilyVec.push_back(family); 789cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien offset++; 7913f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien uint32_t nextChar = family->getCoverage()->nextSetBit((i + 1) << kLogCharsPerPage); 809cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#ifdef VERBOSE_DEBUG 81ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien ALOGD("nextChar = %d (j = %d)\n", nextChar, j); 829cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#endif 839cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien lastChar[j] = nextChar; 849cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 859cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 869cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien range->end = offset; 879cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 889cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien} 899cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 909cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph LevienFontCollection::~FontCollection() { 9113f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien for (size_t i = 0; i < mFamilies.size(); i++) { 9213f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien mFamilies[i]->UnrefLocked(); 939cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 949cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien} 959cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 967b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien// Implement heuristic for choosing best-match font. Here are the rules: 977b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien// 1. If first font in the collection has the character, it wins. 987b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien// 2. If a font matches both language and script, it gets a score of 4. 997b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien// 3. If a font matches just language, it gets a score of 2. 1007b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien// 4. Matching the "compact" or "elegant" variant adds one to the score. 1017b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien// 5. Highest score wins, with ties resolved to the first font. 10213f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph LevienFontFamily* FontCollection::getFamilyForChar(uint32_t ch, 103066e8575af64fb452617ac6005de6ccf6509553bRaph Levien FontLanguage lang, int variant) const { 1049cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien if (ch >= mMaxChar) { 1059cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien return NULL; 1069cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 1079cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien const Range& range = mRanges[ch >> kLogCharsPerPage]; 1089cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#ifdef VERBOSE_DEBUG 109ecc2d34ac23a497988f21e5f415b53c007b9d8c5Raph Levien ALOGD("querying range %d:%d\n", range.start, range.end); 1109cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien#endif 11113f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien FontFamily* bestFamily = NULL; 1127b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien int bestScore = -1; 1139cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien for (size_t i = range.start; i < range.end; i++) { 11413f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien FontFamily* family = mFamilyVec[i]; 11513f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (family->getCoverage()->get(ch)) { 1167b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien // First font family in collection always matches 11713f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (mFamilies[0] == family) { 11813f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien return family; 1197b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien } 1207b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien int score = lang.match(family->lang()) * 2; 1217b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien if (variant != 0 && variant == family->variant()) { 1227b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien score++; 1237b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien } 1247b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien if (score > bestScore) { 1257b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien bestScore = score; 12613f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien bestFamily = family; 1277b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien } 1289cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 1299cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 13013f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (bestFamily == NULL && !mFamilyVec.empty()) { 131997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien UErrorCode errorCode = U_ZERO_ERROR; 132997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien const UNormalizer2* normalizer = unorm2_getNFDInstance(&errorCode); 133997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien if (U_SUCCESS(errorCode)) { 134997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien UChar decomposed[4]; 135997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien int len = unorm2_getRawDecomposition(normalizer, ch, decomposed, 4, &errorCode); 136997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien if (U_SUCCESS(errorCode) && len > 0) { 137997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien int off = 0; 138997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien U16_NEXT_UNSAFE(decomposed, off, ch); 13913f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien return getFamilyForChar(ch, lang, variant); 140997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien } 141997c799e3ec6bf8adf687e29670d23d91e0f5feeRaph Levien } 14213f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien bestFamily = mFamilies[0]; 143156acb18f53b32655abb34166ea737e4320ca366Raph Levien } 14413f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien return bestFamily; 1459cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien} 1469cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 147bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levienconst uint32_t NBSP = 0xa0; 148bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levienconst uint32_t ZWJ = 0x200c; 149bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levienconst uint32_t ZWNJ = 0x200d; 150f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbodconst uint32_t KEYCAP = 0x20e3; 151f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod 152bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien// Characters where we want to continue using existing font run instead of 153bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien// recomputing the best match in the fallback list. 154f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbodstatic const uint32_t stickyWhitelist[] = { '!', ',', '.', ':', ';', '?', NBSP, ZWJ, ZWNJ, KEYCAP }; 155bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien 156bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levienstatic bool isStickyWhitelisted(uint32_t c) { 157bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien for (size_t i = 0; i < sizeof(stickyWhitelist) / sizeof(stickyWhitelist[0]); i++) { 158bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien if (stickyWhitelist[i] == c) return true; 159bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien } 160bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien return false; 161bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien} 162bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien 1639cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levienvoid FontCollection::itemize(const uint16_t *string, size_t string_size, FontStyle style, 1649cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien vector<Run>* result) const { 1657b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien FontLanguage lang = style.getLanguage(); 1667b221d97b7b64dc5ce457e19666d55d042e22e62Raph Levien int variant = style.getVariant(); 16713f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien FontFamily* lastFamily = NULL; 1689cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien Run* run = NULL; 1699cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien int nShorts; 1709cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien for (size_t i = 0; i < string_size; i += nShorts) { 1719cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien nShorts = 1; 1729cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien uint32_t ch = string[i]; 1739cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien // sigh, decode UTF-16 by hand here 1749cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien if ((ch & 0xfc00) == 0xd800) { 1759cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien if ((i + 1) < string_size) { 1769cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien ch = 0x10000 + ((ch & 0x3ff) << 10) + (string[i + 1] & 0x3ff); 1779cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien nShorts = 2; 1789cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 1799cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 180bb601b67dd05947f92cc23092bfb8a059c2e3377Raph Levien // Continue using existing font as long as it has coverage and is whitelisted 18113f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (lastFamily == NULL 18213f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien || !(isStickyWhitelisted(ch) && lastFamily->getCoverage()->get(ch))) { 18313f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien FontFamily* family = getFamilyForChar(ch, lang, variant); 18413f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (i == 0 || family != lastFamily) { 185f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod size_t start = i; 186f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod // Workaround for Emoji keycap until we implement per-cluster font 187f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod // selection: if keycap is found in a different font that also 188f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod // supports previous char, attach previous char to the new run. 189f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod // Only handles non-surrogate characters. 190f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod // Bug 7557244. 19113f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (ch == KEYCAP && i && family && family->getCoverage()->get(string[i - 1])) { 192f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod run->end--; 193f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod if (run->start == run->end) { 194f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod result->pop_back(); 195f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod } 196f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod start--; 197f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod } 198066e8575af64fb452617ac6005de6ccf6509553bRaph Levien Run dummy; 199066e8575af64fb452617ac6005de6ccf6509553bRaph Levien result->push_back(dummy); 200066e8575af64fb452617ac6005de6ccf6509553bRaph Levien run = &result->back(); 20113f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (family == NULL) { 2029a5f713add8cfb91ac2c9ed5c917309053201ab6Raph Levien run->fakedFont.font = NULL; 203066e8575af64fb452617ac6005de6ccf6509553bRaph Levien } else { 20413f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien run->fakedFont = family->getClosestMatch(style); 205066e8575af64fb452617ac6005de6ccf6509553bRaph Levien } 20613f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien lastFamily = family; 207f952161b874fd2e9af474b9fd2ebcca1f3bb4555Behdad Esfahbod run->start = start; 2089cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 2099cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 2109cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien run->end = i + nShorts; 2119cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien } 2129cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien} 2139cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien 21489566f0ada1cafe673efa064cde38467990235d4Raph LevienMinikinFont* FontCollection::baseFont(FontStyle style) { 2159a5f713add8cfb91ac2c9ed5c917309053201ab6Raph Levien return baseFontFaked(style).font; 2169a5f713add8cfb91ac2c9ed5c917309053201ab6Raph Levien} 2179a5f713add8cfb91ac2c9ed5c917309053201ab6Raph Levien 2189a5f713add8cfb91ac2c9ed5c917309053201ab6Raph LevienFakedFont FontCollection::baseFontFaked(FontStyle style) { 21913f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien if (mFamilies.empty()) { 2209a5f713add8cfb91ac2c9ed5c917309053201ab6Raph Levien return FakedFont(); 22189566f0ada1cafe673efa064cde38467990235d4Raph Levien } 22213f1aae02bacd475722bc8ea3fc2cf6abc1a82e3Raph Levien return mFamilies[0]->getClosestMatch(style); 22389566f0ada1cafe673efa064cde38467990235d4Raph Levien} 22489566f0ada1cafe673efa064cde38467990235d4Raph Levien 2254d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levienuint32_t FontCollection::getId() const { 2264d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien return mId; 2274d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien} 2284d4e6bc8118d15542f1f2a9218f0f7a91a29474fRaph Levien 2299cc9bbe1461f359f0b27c5e7645c17dda001ab1dRaph Levien} // namespace android 230