dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.cpp

   1  /*
   2  * Copyright (c) 2015 Samsung Electronics Co., Ltd.
   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
  18 // CLASS HEADER
  19 #include <dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h>
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/devel-api/adaptor-framework/singleton-service.h>
  23
  24 // INTERNAL INCLUDES
  25 #include <dali-toolkit/internal/atlas-manager/atlas-manager-impl.h>
  26 #include <dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.h>
  27
  28 namespace Dali
  29 {
  30
  31 namespace Toolkit
  32 {
  33
  34 AtlasGlyphManager::AtlasGlyphManager()
  35 {
  36 }
  37
  38 AtlasGlyphManager::~AtlasGlyphManager()
  39 {
  40 }
  41
  42 AtlasGlyphManager AtlasGlyphManager::Get()
  43 {
  44   AtlasGlyphManager manager;
  45
  46   // Check whether the AtlasGlyphManager is already created
  47   SingletonService singletonService( SingletonService::Get() );
  48   if ( singletonService )
  49   {
  50     Dali::BaseHandle handle = singletonService.GetSingleton(typeid(AtlasGlyphManager));
  51     if(handle)
  52     {
  53       // If so, downcast the handle of singleton to AtlasGlyphManager
  54       manager = AtlasGlyphManager(dynamic_cast<Internal::AtlasGlyphManager*>(handle.GetObjectPtr()));
  55     }
  56
  57     if(!manager)
  58     {
  59       // If not, create the AtlasGlyphManager and register it as a singleton
  60       manager = AtlasGlyphManager(new Internal::AtlasGlyphManager());
  61       singletonService.Register(typeid(manager), manager);
  62     }
  63   }
  64   return manager;
  65 }
  66
  67 AtlasGlyphManager::AtlasGlyphManager(Internal::AtlasGlyphManager *impl)
  68   : BaseHandle(impl)
  69 {
  70 }
  71
  72 void AtlasGlyphManager::Add( Text::FontId fontId,
  73                              const Text::GlyphInfo& glyph,
  74                              const BufferImage& bitmap,
  75                              AtlasManager::AtlasSlot& slot )
  76 {
  77   GetImplementation(*this).Add( fontId, glyph, bitmap, slot );
  78 }
  79
  80 void AtlasGlyphManager::GenerateMeshData( uint32_t imageId,
  81                                           const Vector2& position,
  82                                           MeshData& meshData )
  83 {
  84   GetImplementation(*this).GenerateMeshData( imageId,
  85                                              position,
  86                                              meshData );
  87 }
  88
  89 void AtlasGlyphManager::StitchMesh( MeshData& first,
  90                                     const MeshData& second )
  91 {
  92   GetImplementation(*this).StitchMesh( first, second );
  93 }
  94
  95 bool AtlasGlyphManager::Cached( Text::FontId fontId,
  96                                 Text::GlyphIndex index,
  97                                 AtlasManager::AtlasSlot& slot )
  98 {
  99   return GetImplementation(*this).Cached( fontId, index, slot );
 100 }
 101
 102 void AtlasGlyphManager::SetNewAtlasSize( uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight )
 103 {
 104   GetImplementation(*this).SetNewAtlasSize( width, height, blockWidth, blockHeight );
 105 }
 106
 107 Vector2 AtlasGlyphManager::GetAtlasSize( uint32_t atlasId )
 108 {
 109   return GetImplementation(*this).GetAtlasSize( atlasId );
 110 }
 111
 112 Pixel::Format AtlasGlyphManager::GetPixelFormat( uint32_t atlasId )
 113 {
 114   return GetImplementation(*this).GetPixelFormat( atlasId );
 115 }
 116
 117 const Toolkit::AtlasGlyphManager::Metrics& AtlasGlyphManager::GetMetrics()
 118 {
 119   return GetImplementation(*this).GetMetrics();
 120 }
 121
 122 void AtlasGlyphManager::AdjustReferenceCount( Text::FontId fontId, uint32_t imageId, int32_t delta )
 123 {
 124   GetImplementation(*this).AdjustReferenceCount( fontId, imageId, delta );
 125 }
 126
 127 } // namespace Toolkit
 128
 129 } // namespace Dali