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39ab40115f
Use log/log.h to harden code against liblog changes. Test: compile Bug: 30465923 Change-Id: I3dea82e76d28d9ef52d7c0f11e038c4298863eb9
98 lines
3.2 KiB
C++
98 lines
3.2 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Definitions internal to Minikin
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#define LOG_TAG "Minikin"
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#include "MinikinInternal.h"
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#include "HbFontCache.h"
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#include "generated/UnicodeData.h"
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#include <log/log.h>
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namespace android {
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Mutex gMinikinLock;
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void assertMinikinLocked() {
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#ifdef ENABLE_RACE_DETECTION
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LOG_ALWAYS_FATAL_IF(gMinikinLock.tryLock() == 0);
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#endif
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}
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bool isEmoji(uint32_t c) {
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// U+2695 U+2640 U+2642 are not in emoji category in Unicode 9 but they are now emoji category.
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// TODO: remove once emoji database is updated.
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if (c == 0x2695 || c == 0x2640 || c == 0x2642) {
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return true;
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}
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const size_t length = sizeof(generated::EMOJI_LIST) / sizeof(generated::EMOJI_LIST[0]);
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return std::binary_search(generated::EMOJI_LIST, generated::EMOJI_LIST + length, c);
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}
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// Based on Modifiers from http://www.unicode.org/L2/L2016/16011-data-file.txt
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bool isEmojiModifier(uint32_t c) {
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return (0x1F3FB <= c && c <= 0x1F3FF);
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}
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// Based on Emoji_Modifier_Base from
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// http://www.unicode.org/Public/emoji/3.0/emoji-data.txt
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bool isEmojiBase(uint32_t c) {
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if (0x261D <= c && c <= 0x270D) {
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return (c == 0x261D || c == 0x26F9 || (0x270A <= c && c <= 0x270D));
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} else if (0x1F385 <= c && c <= 0x1F93E) {
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return (c == 0x1F385
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|| (0x1F3C3 <= c && c <= 0x1F3C4)
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|| (0x1F3CA <= c && c <= 0x1F3CB)
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|| (0x1F442 <= c && c <= 0x1F443)
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|| (0x1F446 <= c && c <= 0x1F450)
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|| (0x1F466 <= c && c <= 0x1F469)
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|| c == 0x1F46E
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|| (0x1F470 <= c && c <= 0x1F478)
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|| c == 0x1F47C
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|| (0x1F481 <= c && c <= 0x1F483)
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|| (0x1F485 <= c && c <= 0x1F487)
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|| c == 0x1F4AA
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|| c == 0x1F575
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|| c == 0x1F57A
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|| c == 0x1F590
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|| (0x1F595 <= c && c <= 0x1F596)
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|| (0x1F645 <= c && c <= 0x1F647)
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|| (0x1F64B <= c && c <= 0x1F64F)
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|| c == 0x1F6A3
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|| (0x1F6B4 <= c && c <= 0x1F6B6)
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|| c == 0x1F6C0
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|| (0x1F918 <= c && c <= 0x1F91E)
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|| c == 0x1F926
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|| c == 0x1F930
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|| (0x1F933 <= c && c <= 0x1F939)
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|| (0x1F93B <= c && c <= 0x1F93E));
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} else {
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return false;
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}
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}
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hb_blob_t* getFontTable(MinikinFont* minikinFont, uint32_t tag) {
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assertMinikinLocked();
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hb_font_t* font = getHbFontLocked(minikinFont);
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hb_face_t* face = hb_font_get_face(font);
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hb_blob_t* blob = hb_face_reference_table(face, tag);
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hb_font_destroy(font);
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return blob;
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}
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}
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