1/*
2 * Copyright (C) 2015 The Android Open Source Project
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#define LOG_TAG "Minikin"
18
19#include "MinikinFontForTest.h"
20
21#include <minikin/MinikinFont.h>
22
23#include <fcntl.h>
24#include <sys/mman.h>
25#include <sys/stat.h>
26#include <sys/types.h>
27#include <unistd.h>
28
29#include <string>
30
31#include <log/log.h>
32
33namespace minikin {
34
35static int uniqueId = 0;  // TODO: make thread safe if necessary.
36
37MinikinFontForTest::MinikinFontForTest(const std::string& font_path, int index,
38        const std::vector<FontVariation>& variations) :
39        MinikinFont(uniqueId++),
40        mFontPath(font_path),
41        mVariations(variations),
42        mFontIndex(index) {
43    int fd = open(font_path.c_str(), O_RDONLY);
44    LOG_ALWAYS_FATAL_IF(fd == -1);
45    struct stat st = {};
46    LOG_ALWAYS_FATAL_IF(fstat(fd, &st) != 0);
47    mFontSize = st.st_size;
48    mFontData = mmap(NULL, mFontSize, PROT_READ, MAP_SHARED, fd, 0);
49    LOG_ALWAYS_FATAL_IF(mFontData == nullptr);
50    close(fd);
51}
52
53MinikinFontForTest::~MinikinFontForTest() {
54    munmap(mFontData, mFontSize);
55}
56
57float MinikinFontForTest::GetHorizontalAdvance(uint32_t /* glyph_id */,
58        const MinikinPaint& /* paint */) const {
59    // TODO: Make mock value configurable if necessary.
60    return 10.0f;
61}
62
63void MinikinFontForTest::GetBounds(MinikinRect* bounds, uint32_t /* glyph_id */,
64        const MinikinPaint& /* paint */) const {
65    // TODO: Make mock values configurable if necessary.
66    bounds->mLeft = 0.0f;
67    bounds->mTop = 0.0f;
68    bounds->mRight = 10.0f;
69    bounds->mBottom = 10.0f;
70}
71
72std::shared_ptr<MinikinFont> MinikinFontForTest::createFontWithVariation(
73        const std::vector<FontVariation>& variations) const {
74    return std::shared_ptr<MinikinFont>(new MinikinFontForTest(mFontPath, mFontIndex, variations));
75}
76
77}  // namespace minikin
78