1 /*
2  * Copyright (c) 2024 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 <base/util/uid.h>
17 #include <core/intf_engine.h>
18 #include <core/io/intf_file_manager.h>
19 #include <core/plugin/intf_plugin.h>
20 #include <core/plugin/intf_plugin_decl.h>
21 #include <font/implementation_uids.h>
22 #include <render/implementation_uids.h>
23 #include <render/intf_plugin.h>
24 #include <render/intf_render_context.h>
25 #include <render/namespace.h>
26 
27 #include "font_manager.h"
28 
29 FONT_BEGIN_NAMESPACE()
30 namespace {
31 static CORE_NS::IPluginRegister* gPluginRegistry { nullptr };
32 
33 static constexpr BASE_NS::Uid PLUGIN_DEPENDENCIES[] = { RENDER_NS::UID_RENDER_PLUGIN };
34 
35 struct RenderPluginState final {
36     RENDER_NS::IRenderContext& context_;
37     FontManager::Ptr fontManager_;
38     CORE_NS::InterfaceTypeInfo interfaceInfo_ = CORE_NS::InterfaceTypeInfo {
39         this,
40         UID_FONT_MANAGER,
41         "IFontManager",
42         nullptr,
43         [](CORE_NS::IClassRegister&, CORE_NS::PluginToken token) -> CORE_NS::IInterface* {
44             if (token) {
45                 RenderPluginState* state = static_cast<RenderPluginState*>(token);
46                 if (!state->fontManager_) {
47                     state->fontManager_.reset(new FontManager(state->context_));
48                 }
49                 return state->fontManager_.get();
50             }
51             return nullptr;
52         },
53     };
RenderPluginState__anon9631::final54     RenderPluginState(RENDER_NS::IRenderContext& context) : context_(context) {}
55 };
56 
CreatePlugin(RENDER_NS::IRenderContext& context)57 CORE_NS::PluginToken CreatePlugin(RENDER_NS::IRenderContext& context)
58 {
59     RenderPluginState* state = new RenderPluginState { context };
60     auto& registry = *context.GetInterface<CORE_NS::IClassRegister>();
61     registry.RegisterInterfaceType(state->interfaceInfo_);
62     return state;
63 }
64 
DestroyPlugin(CORE_NS::PluginToken token)65 void DestroyPlugin(CORE_NS::PluginToken token)
66 {
67     RenderPluginState* state = static_cast<RenderPluginState*>(token);
68     auto& registry = *state->context_.GetInterface<CORE_NS::IClassRegister>();
69     registry.UnregisterInterfaceType(state->interfaceInfo_);
70     delete state;
71 }
72 
73 static constexpr RENDER_NS::IRenderPlugin RENDER_PLUGIN(CreatePlugin, DestroyPlugin);
74 } // namespace
75 
76 // implementation in the generated version.cpp
77 const char* GetVersionInfo();
78 
RegisterInterfaces(CORE_NS::IPluginRegister& pluginRegistry)79 CORE_NS::PluginToken RegisterInterfaces(CORE_NS::IPluginRegister& pluginRegistry)
80 {
81     gPluginRegistry = &pluginRegistry;
82 
83     pluginRegistry.RegisterTypeInfo(RENDER_PLUGIN);
84     return &pluginRegistry;
85 }
86 
UnregisterInterfaces(CORE_NS::PluginToken token)87 void UnregisterInterfaces(CORE_NS::PluginToken token)
88 {
89     auto* pluginRegistry = static_cast<CORE_NS::IPluginRegister*>(token);
90     pluginRegistry->UnregisterTypeInfo(RENDER_PLUGIN);
91 }
92 FONT_END_NAMESPACE()
93 
94 CORE_BEGIN_NAMESPACE()
GetPluginRegister()95 IPluginRegister& GetPluginRegister()
96 {
97     return *FONT_NS::gPluginRegistry;
98 }
99 CORE_END_NAMESPACE()
100 
101 extern "C" {
PLUGIN_DATA(FontPlugin)102 PLUGIN_DATA(FontPlugin) {
103     { CORE_NS::IPlugin::UID },
104     // name of plugin.
105     "Font Plugin",
106     // Version information of the plugin.
107     { FONT_NS::UID_FONT_PLUGIN, FONT_NS::GetVersionInfo },
108     FONT_NS::RegisterInterfaces,
109     FONT_NS::UnregisterInterfaces,
110     { FONT_NS::PLUGIN_DEPENDENCIES },
111 };
112 }
113