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/text/rendering/atlas/atlas-glyph-manager-impl.h>
  26
  27 namespace Dali
  28 {
  29
  30 namespace Toolkit
  31 {
  32
  33 AtlasGlyphManager::AtlasGlyphManager()
  34 {
  35 }
  36
  37 AtlasGlyphManager::~AtlasGlyphManager()
  38 {
  39 }
  40
  41 AtlasGlyphManager AtlasGlyphManager::Get()
  42 {
  43   AtlasGlyphManager manager;
  44
  45   // Check whether the AtlasGlyphManager is already created
  46   SingletonService singletonService( SingletonService::Get() );
  47   if ( singletonService )
  48   {
  49     Dali::BaseHandle handle = singletonService.GetSingleton(typeid(AtlasGlyphManager));
  50     if(handle)
  51     {
  52       // If so, downcast the handle of singleton to AtlasGlyphManager
  53       manager = AtlasGlyphManager(dynamic_cast<Internal::AtlasGlyphManager*>(handle.GetObjectPtr()));
  54     }
  55
  56     if(!manager)
  57     {
  58       // If not, create the AtlasGlyphManager and register it as a singleton
  59       manager = AtlasGlyphManager(new Internal::AtlasGlyphManager());
  60       singletonService.Register(typeid(manager), manager);
  61     }
  62   }
  63   return manager;
  64 }
  65
  66 AtlasGlyphManager::AtlasGlyphManager(Internal::AtlasGlyphManager *impl)
  67   : BaseHandle(impl)
  68 {
  69 }
  70
  71 void AtlasGlyphManager::Add( const Text::GlyphInfo& glyph,
  72                              const uint32_t outlineWidth,
  73                              const PixelData& bitmap,
  74                              AtlasManager::AtlasSlot& slot )
  75 {
  76   GetImplementation(*this).Add( glyph, outlineWidth, bitmap, slot );
  77 }
  78
  79 void AtlasGlyphManager::GenerateMeshData( uint32_t imageId,
  80                                           const Vector2& position,
  81                                           Toolkit::AtlasManager::Mesh2D& mesh )
  82 {
  83   GetImplementation(*this).GenerateMeshData( imageId,
  84                                              position,
  85                                              mesh );
  86 }
  87
  88 bool AtlasGlyphManager::IsCached( Text::FontId fontId,
  89                                   Text::GlyphIndex index,
  90                                   uint32_t outlineWidth,
  91                                   AtlasManager::AtlasSlot& slot )
  92 {
  93   return GetImplementation(*this).IsCached( fontId, index, outlineWidth, slot );
  94 }
  95
  96 void AtlasGlyphManager::SetNewAtlasSize( uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight )
  97 {
  98   GetImplementation(*this).SetNewAtlasSize( width, height, blockWidth, blockHeight );
  99 }
 100
 101 Vector2 AtlasGlyphManager::GetAtlasSize( uint32_t atlasId )
 102 {
 103   return GetImplementation(*this).GetAtlasSize( atlasId );
 104 }
 105
 106 Pixel::Format AtlasGlyphManager::GetPixelFormat( uint32_t atlasId )
 107 {
 108   return GetImplementation(*this).GetPixelFormat( atlasId );
 109 }
 110
 111 TextureSet AtlasGlyphManager::GetTextures( uint32_t atlasId ) const
 112 {
 113   return GetImplementation(*this).GetTextures( atlasId );
 114 }
 115
 116 const Toolkit::AtlasGlyphManager::Metrics& AtlasGlyphManager::GetMetrics()
 117 {
 118   return GetImplementation(*this).GetMetrics();
 119 }
 120
 121 void AtlasGlyphManager::AdjustReferenceCount( Text::FontId fontId, Text::GlyphIndex index, uint32_t outlineWidth, int32_t delta )
 122 {
 123   GetImplementation(*this).AdjustReferenceCount( fontId, index, outlineWidth, delta );
 124 }
 125
 126 } // namespace Toolkit
 127
 128 } // namespace Dali