1 /*
2 * Copyright (c) 2020-2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "font/glyphs_manager.h"
17 #include "font/ui_font_builder.h"
18 #include "font/ui_font_cache_manager.h"
19 #include "gfx_utils/file.h"
20 #include "gfx_utils/graphic_log.h"
21 #include "securec.h"
22
23 namespace OHOS {
GlyphsManager()24 GlyphsManager::GlyphsManager() : fileType_(0) {}
25
~GlyphsManager()26 GlyphsManager::~GlyphsManager()
27 {
28 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
29 delete glyphsFiles_[i];
30 glyphsFiles_[i] = nullptr;
31 }
32 }
33
SetFile(const char * fontName,int32_t fp,uint32_t start,uint16_t fileType)34 int8_t GlyphsManager::SetFile(const char* fontName, int32_t fp, uint32_t start, uint16_t fileType)
35 {
36 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
37 if (glyphsFiles_[i]->IsSameFile(fontName)) {
38 GRAPHIC_LOGE("GlyphsManager::SetFile font name repeat");
39 return INVALID_RET_VALUE;
40 }
41 }
42
43 GlyphsFile* instance = new GlyphsFile();
44 if (instance == nullptr) {
45 GRAPHIC_LOGE("GlyphsManager::SetFile new failed");
46 return INVALID_RET_VALUE;
47 }
48
49 if (instance->SetFile(fontName, fp, start) != RET_VALUE_OK) {
50 delete instance;
51 instance = nullptr;
52 GRAPHIC_LOGE("GlyphsManager::SetFile() instance->SetFile() failed");
53 return INVALID_RET_VALUE;
54 }
55
56 glyphsFiles_.PushBack(instance);
57 fileType_ = fileType;
58 return RET_VALUE_OK;
59 }
60
GetFontVersion(const char * fontName,char * version,uint8_t len)61 int8_t GlyphsManager::GetFontVersion(const char* fontName, char* version, uint8_t len)
62 {
63 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
64 if (glyphsFiles_[i]->GetFontVersion(fontName, version, len) == RET_VALUE_OK) {
65 return RET_VALUE_OK;
66 }
67 }
68 return INVALID_RET_VALUE;
69 }
70
GetFontHeader(uint16_t fontId)71 const FontHeader* GlyphsManager::GetFontHeader(uint16_t fontId)
72 {
73 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
74 const FontHeader* tmp = glyphsFiles_[i]->GetFontHeader(fontId);
75 if (tmp != nullptr) {
76 return tmp;
77 }
78 }
79
80 return nullptr;
81 }
82
GetGlyphNodeFromFiles(uint32_t unicode,uint16_t fontId)83 const GlyphNode* GlyphsManager::GetGlyphNodeFromFiles(uint32_t unicode, uint16_t fontId)
84 {
85 int8_t ret = INVALID_RET_VALUE;
86 GlyphNode nodeInfo;
87 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
88 ret = glyphsFiles_[i]->GetNodeFromFile(unicode, fontId, nodeInfo);
89 if (ret == RET_VALUE_OK) {
90 nodeInfo.fontId = fontId;
91 break;
92 }
93 }
94
95 if (ret != RET_VALUE_OK) {
96 return nullptr;
97 }
98
99 GlyphCacheNode* cacheNode = UIFontCacheManager::GetInstance()->GetNodeCacheSpace(unicode, fontId);
100 if (cacheNode == nullptr) {
101 return nullptr;
102 }
103 cacheNode->node = nodeInfo;
104 cacheNode->cacheType = fileType_;
105
106 return &(cacheNode->node);
107 }
108
GetGlyphNode(uint32_t unicode,uint16_t fontId)109 const GlyphNode* GlyphsManager::GetGlyphNode(uint32_t unicode, uint16_t fontId)
110 {
111 GlyphCacheNode* cacheNode =
112 UIFontCacheManager::GetInstance()->GetNodeFromCache(unicode, fontId, GlyphCacheType::CACHE_TYPE_NONE);
113 if (cacheNode != nullptr) {
114 return &(cacheNode->node);
115 }
116
117 const GlyphNode* node = const_cast<GlyphNode*>(GetGlyphNodeFromFiles(unicode, fontId));
118 if (node != nullptr) {
119 return node;
120 }
121 return nullptr;
122 }
123
GetFontHeight(uint16_t fontId)124 int16_t GlyphsManager::GetFontHeight(uint16_t fontId)
125 {
126 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
127 int16_t height = glyphsFiles_[i]->GetFontHeight(fontId);
128 if (height != INVALID_RET_VALUE) {
129 return height;
130 }
131 }
132
133 return INVALID_RET_VALUE;
134 }
135
GetFontWidth(uint32_t unicode,uint16_t fontId)136 int16_t GlyphsManager::GetFontWidth(uint32_t unicode, uint16_t fontId)
137 {
138 const GlyphNode* node = GetGlyphNode(unicode, fontId);
139 if (node == nullptr) {
140 return INVALID_RET_VALUE;
141 }
142 return node->advance;
143 }
144
GetBitmap(uint32_t unicode,BufferInfo & bufInfo,uint16_t fontId)145 int8_t GlyphsManager::GetBitmap(uint32_t unicode, BufferInfo& bufInfo, uint16_t fontId)
146 {
147 GlyphCacheNode* cacheNode = UIFontCacheManager::GetInstance()->GetNodeFromCache(unicode, fontId, fileType_);
148 if (cacheNode != nullptr && cacheNode->cacheType == fileType_) {
149 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
150 int8_t ret = glyphsFiles_[i]->GetBitmap(cacheNode->node, bufInfo);
151 if (ret == RET_VALUE_OK) {
152 return RET_VALUE_OK;
153 }
154 }
155 }
156
157 GlyphNode* node = const_cast<GlyphNode*>(GetGlyphNodeFromFiles(unicode, fontId));
158 if (node == nullptr) {
159 GRAPHIC_LOGE("GlyphsManager::GetBitmap node not found");
160 return INVALID_RET_VALUE;
161 }
162
163 for (uint16_t i = 0; i < glyphsFiles_.Size(); i++) {
164 int8_t ret = glyphsFiles_[i]->GetBitmap(*node, bufInfo);
165 if (ret == RET_VALUE_OK) {
166 return RET_VALUE_OK;
167 }
168 }
169 return INVALID_RET_VALUE;
170 }
171 } // namespace OHOS
172