2 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <dali/internal/styling/common/style-monitor-impl.h>
22 #include <dali/devel-api/adaptor-framework/file-loader.h>
23 #include <dali/devel-api/common/singleton-service.h>
24 #include <dali/public-api/object/type-registry.h>
25 #include <dali/integration-api/debug.h>
28 #include <dali/internal/adaptor/common/adaptor-impl.h>
42 #if defined(DEBUG_ENABLED)
43 Dali::Integration::Log::Filter* gLogFilter = Dali::Integration::Log::Filter::New(Debug::NoLogging, false, "LOG_STYLE_MONITOR");
47 * Use font client to get the system default font family
48 * @param[in] fontClient handle to font client
49 * @param[out] fontFamily string representing font family
51 void GetSystemDefaultFontFamily( TextAbstraction::FontClient& fontClient, std::string& fontFamily )
53 TextAbstraction::FontDescription defaultFontDescription;
56 fontClient.GetDefaultPlatformFontDescription( defaultFontDescription );
57 fontFamily = defaultFontDescription.family;
61 } // unnamed namespace
63 Dali::StyleMonitor StyleMonitor::Get()
65 Dali::StyleMonitor styleMonitor;
67 Dali::SingletonService service( SingletonService::Get() );
70 // Check whether the singleton is already created
71 Dali::BaseHandle handle = service.GetSingleton( typeid( Dali::StyleMonitor ) );
74 // If so, downcast the handle
75 styleMonitor = Dali::StyleMonitor( dynamic_cast< StyleMonitor* >( handle.GetObjectPtr() ) );
79 styleMonitor = Dali::StyleMonitor( new StyleMonitor() );
80 service.Register( typeid( styleMonitor ), styleMonitor );
87 StyleMonitor::StyleMonitor()
88 : mDefaultFontSize(-1)
90 mFontClient = TextAbstraction::FontClient::Get();
91 GetSystemDefaultFontFamily( mFontClient, mDefaultFontFamily );
92 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "StyleMonitor::StyleMonitor::DefaultFontFamily(%s)\n", mDefaultFontFamily.c_str() );
93 mDefaultFontSize = mFontClient.GetDefaultFontSize();
96 StyleMonitor::~StyleMonitor()
100 void StyleMonitor::StyleChanged( StyleChange::Type styleChange )
102 switch ( styleChange )
104 case StyleChange::DEFAULT_FONT_CHANGE:
108 mFontClient.ResetSystemDefaults();
109 GetSystemDefaultFontFamily( mFontClient, mDefaultFontFamily );
111 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "StyleMonitor::StyleChanged::DefaultFontFamily(%s)\n", mDefaultFontFamily.c_str() );
115 case StyleChange::DEFAULT_FONT_SIZE_CHANGE:
117 mDefaultFontSize = mFontClient.GetDefaultFontSize();
121 case StyleChange::THEME_CHANGE:
127 EmitStyleChangeSignal(styleChange);
130 std::string StyleMonitor::GetDefaultFontFamily() const
132 return mDefaultFontFamily;
135 std::string StyleMonitor::GetDefaultFontStyle() const
137 return mDefaultFontStyle;
140 int StyleMonitor::GetDefaultFontSize() const
142 return mDefaultFontSize;
145 const std::string& StyleMonitor::GetTheme() const
147 return mUserDefinedThemeFilePath;
150 void StyleMonitor::SetTheme(const std::string& path)
152 mUserDefinedThemeFilePath = path;
153 EmitStyleChangeSignal( StyleChange::THEME_CHANGE );
156 bool StyleMonitor::LoadThemeFile( const std::string& filename, std::string& output )
158 bool retval( false );
160 std::streampos bufferSize = 0;
161 Dali::Vector<char> fileBuffer;
162 if( Dali::FileLoader::ReadFile( filename, bufferSize, fileBuffer, FileLoader::FileType::BINARY ) )
164 output.assign( &fileBuffer[0], bufferSize );
171 Dali::StyleMonitor::StyleChangeSignalType& StyleMonitor::StyleChangeSignal()
173 return mStyleChangeSignal;
176 void StyleMonitor::EmitStyleChangeSignal( StyleChange::Type styleChange )
178 if( !mStyleChangeSignal.Empty() )
180 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "StyleMonitor::EmitStyleChangeSignal\n" );
181 Dali::StyleMonitor handle( this );
182 mStyleChangeSignal.Emit( handle, styleChange );
186 } // namespace Adaptor
188 } // namespace Internal