dali/public-api/images/resource-image.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/public-api/images/resource-image.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/internal/common/image-attributes.h>
  23 #include <dali/internal/event/images/resource-image-impl.h>
  24 #include <dali/internal/event/common/thread-local-storage.h>
  25 #include <dali/integration-api/platform-abstraction.h>
  26
  27 namespace Dali
  28 {
  29
  30 ImageDimensions ResourceImage::GetImageSize( const std::string& url )
  31 {
  32   const Internal::ImageAttributes& attribs = Internal::ImageAttributes::DEFAULT_ATTRIBUTES;
  33   const ImageDimensions desiredSize = ImageDimensions( attribs.GetWidth(), attribs.GetHeight() );
  34   const ImageDimensions size = Internal::ThreadLocalStorage::Get().GetPlatformAbstraction().GetClosestImageSize( url, desiredSize, attribs.GetScalingMode(), attribs.GetFilterMode(), attribs.GetOrientationCorrection() );
  35   return size;
  36 }
  37
  38 ResourceImage::ResourceImage()
  39 {
  40 }
  41
  42 ResourceImage::ResourceImage(Internal::ResourceImage* internal) : Image(internal)
  43 {
  44 }
  45
  46 ResourceImage::~ResourceImage()
  47 {
  48 }
  49
  50 ResourceImage::ResourceImage( const ResourceImage& handle )
  51 : Image(handle)
  52 {
  53 }
  54
  55 ResourceImage& ResourceImage::operator=( const ResourceImage& rhs )
  56 {
  57   BaseHandle::operator=(rhs);
  58   return *this;
  59 }
  60
  61 ResourceImage ResourceImage::New( const std::string& url, bool orientationCorrection )
  62 {
  63   Internal::ImageAttributes attributes = Internal::ImageAttributes::DEFAULT_ATTRIBUTES;
  64   attributes.SetOrientationCorrection( orientationCorrection );
  65   return ResourceImage( Internal::ResourceImage::New( url, attributes ).Get() );
  66 }
  67
  68 ResourceImage ResourceImage::New( const std::string& url, LoadPolicy loadPol, ReleasePolicy releasePol, bool orientationCorrection )
  69 {
  70   Internal::ImageAttributes attributes = Internal::ImageAttributes::DEFAULT_ATTRIBUTES;
  71   attributes.SetOrientationCorrection( orientationCorrection );
  72   return ResourceImage( Internal::ResourceImage::New( url, attributes, loadPol, releasePol ).Get() );
  73 }
  74
  75 ResourceImage ResourceImage::New( const std::string& url, ImageDimensions size, FittingMode::Type scalingMode, SamplingMode::Type samplingMode, bool orientationCorrection )
  76 {
  77   Internal::ImageAttributes attributes = Internal::ImageAttributes::DEFAULT_ATTRIBUTES;
  78   attributes.SetSize( Size( size.GetWidth(), size.GetHeight() ) );
  79   attributes.SetScalingMode( scalingMode );
  80   attributes.SetFilterMode( samplingMode );
  81   attributes.SetOrientationCorrection( orientationCorrection );
  82   return ResourceImage( Internal::ResourceImage::New( url, attributes ).Get() );
  83 }
  84
  85 ResourceImage ResourceImage::New( const std::string& url, LoadPolicy loadPol, ReleasePolicy releasePol, ImageDimensions size, FittingMode::Type scalingMode, SamplingMode::Type samplingMode, bool orientationCorrection )
  86 {
  87   Internal::ImageAttributes attributes = Internal::ImageAttributes::DEFAULT_ATTRIBUTES;
  88   attributes.SetSize( Size( size.GetWidth(), size.GetHeight() ) );
  89   attributes.SetScalingMode( scalingMode );
  90   attributes.SetFilterMode( samplingMode );
  91   attributes.SetOrientationCorrection( orientationCorrection );
  92   return ResourceImage( Internal::ResourceImage::New( url, attributes, loadPol, releasePol ).Get() );
  93 }
  94
  95 ResourceImage ResourceImage::DownCast( BaseHandle handle )
  96 {
  97   return ResourceImage( dynamic_cast<Dali::Internal::ResourceImage*>(handle.GetObjectPtr()) );
  98 }
  99
 100 ResourceImage::LoadPolicy ResourceImage::GetLoadPolicy() const
 101 {
 102   return GetImplementation(*this).GetLoadPolicy();
 103 }
 104
 105 LoadingState ResourceImage::GetLoadingState() const
 106 {
 107   return GetImplementation(*this).GetLoadingState();
 108 }
 109
 110 std::string ResourceImage::GetUrl() const
 111 {
 112   return GetImplementation(*this).GetUrl();
 113 }
 114
 115 void ResourceImage::Reload()
 116 {
 117   GetImplementation(*this).Reload();
 118 }
 119
 120 ResourceImage::ResourceImageSignal& ResourceImage::LoadingFinishedSignal()
 121 {
 122   return GetImplementation(*this).LoadingFinishedSignal();
 123 }
 124
 125 } // namespace Dali