adaptors/common/bitmap-loader-impl.cpp

   1 /*
   2  * Copyright (c) 2014 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 // EXTERNAL INCLUDES
  18 #include <string>
  19
  20 // INTERNAL INCLUDES
  21 #include "bitmap-loader-impl.h"
  22 #include "image-loaders/image-loader.h"
  23
  24 namespace Dali
  25 {
  26 namespace Internal
  27 {
  28
  29 IntrusivePtr<BitmapLoader> BitmapLoader::New(const std::string& url,
  30                                              ImageDimensions size,
  31                                              FittingMode::Type fittingMode,
  32                                              SamplingMode::Type samplingMode,
  33                                              bool orientationCorrection)
  34 {
  35   IntrusivePtr<BitmapLoader> internal = new BitmapLoader( url, size, fittingMode, samplingMode, orientationCorrection );
  36   return internal;
  37 }
  38
  39 BitmapLoader::BitmapLoader(const std::string& url,
  40                            ImageDimensions size,
  41                            FittingMode::Type fittingMode,
  42                            SamplingMode::Type samplingMode,
  43                            bool orientationCorrection)
  44 : mResourceType( size, fittingMode, samplingMode, orientationCorrection ),
  45   mPixelData(),
  46   mUrl(url)
  47 {
  48 }
  49
  50 BitmapLoader::~BitmapLoader()
  51 {
  52 }
  53
  54 void BitmapLoader::Load()
  55 {
  56   IntrusivePtr<Dali::RefObject> resource = TizenPlatform::ImageLoader::LoadResourceSynchronously( mResourceType, mUrl );
  57
  58   if( resource )
  59   {
  60     Integration::Bitmap* bitmap = static_cast<Integration::Bitmap*>(resource.Get());
  61
  62     // Use bitmap->GetBufferOwnership() to transfer the buffer ownership to pixelData.
  63     // The destroy of bitmap will not release the buffer, instead, the pixelData is responsible for releasing when its reference count falls to zero.
  64     mPixelData = PixelData::New( bitmap->GetBufferOwnership(),
  65                                  bitmap->GetImageWidth(),
  66                                  bitmap->GetImageHeight(),
  67                                  bitmap->GetPixelFormat(),
  68                                  PixelData::FREE);
  69   }
  70 }
  71
  72 bool BitmapLoader::IsLoaded()
  73 {
  74   return mPixelData ? true : false ;
  75 }
  76
  77 const std::string& BitmapLoader::GetUrl() const
  78 {
  79   return mUrl;
  80 }
  81
  82 PixelDataPtr BitmapLoader::GetPixelData() const
  83 {
  84   return mPixelData;
  85 }
  86
  87 } // namespace Internal
  88 } // namespace Dali