1 #ifndef DALI_TOOLKIT_ASYNC_IMAGE_LOADER_IMPL_H
2 #define DALI_TOOLKIT_ASYNC_IMAGE_LOADER_IMPL_H
5 * Copyright (c) 2019 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
21 #include <dali/public-api/images/pixel-data.h>
22 #include <dali/public-api/object/base-object.h>
25 #include <dali-toolkit/public-api/image-loader/async-image-loader.h>
26 #include <dali-toolkit/devel-api/image-loader/async-image-loader-devel.h>
27 #include <dali-toolkit/internal/image-loader/image-load-thread.h>
38 class AsyncImageLoader : public BaseObject
48 * @copydoc Toolkit::AsyncImageLoader::New()
50 static IntrusivePtr<AsyncImageLoader> New();
53 * @copydoc Toolkit::AsyncImageLoader::Load( const std::string&, ImageDimensions, FittingMode::Type, SamplingMode::Type, bool , DevelAsyncImageLoader::PreMultiplyOnLoad )
55 uint32_t Load( const VisualUrl& url,
56 ImageDimensions dimensions,
57 FittingMode::Type fittingMode,
58 SamplingMode::Type samplingMode,
59 bool orientationCorrection,
60 DevelAsyncImageLoader::PreMultiplyOnLoad preMultiplyOnLoad );
63 * @brief Starts an mask applying task.
64 * @param[in] pixelBuffer of the to be masked image
65 * @param[in] maskPixelBuffer of the mask image
66 * @param[in] contentScale The factor to scale the content
67 * @param[in] cropToMask Whether to crop the content to the mask size
68 * @return The loading task id
70 uint32_t ApplyMask( Devel::PixelBuffer pixelBuffer,
71 Devel::PixelBuffer maskPixelBuffer,
76 * @copydoc Toolkit::AsyncImageLoader::ImageLoadedSignal
78 Toolkit::AsyncImageLoader::ImageLoadedSignalType& ImageLoadedSignal();
81 * @copydoc Toolkit::AsyncImageLoader::PixelBufferLoadedSignal
83 Toolkit::DevelAsyncImageLoader::PixelBufferLoadedSignalType& PixelBufferLoadedSignal();
86 * @copydoc Toolkit::AsyncImageLoader::Cancel
88 bool Cancel( uint32_t loadingTaskId );
91 * @copydoc Toolkit::AsyncImageLoader::CancelAll
96 * Process the completed loading task from the worker thread.
98 void ProcessLoadedImage();
108 Toolkit::AsyncImageLoader::ImageLoadedSignalType mLoadedSignal;
109 Toolkit::DevelAsyncImageLoader::PixelBufferLoadedSignalType mPixelBufferLoadedSignal;
111 ImageLoadThread mLoadThread;
112 uint32_t mLoadTaskId;
113 bool mIsLoadThreadStarted;
116 } // namespace Internal
118 inline const Internal::AsyncImageLoader& GetImplementation( const Toolkit::AsyncImageLoader& handle )
120 DALI_ASSERT_ALWAYS( handle && "AsyncImageLoader handle is empty" );
122 const BaseObject& object = handle.GetBaseObject();
124 return static_cast<const Internal::AsyncImageLoader&>( object );
127 inline Internal::AsyncImageLoader& GetImplementation( Toolkit::AsyncImageLoader& handle )
129 DALI_ASSERT_ALWAYS( handle && "AsyncImageLoader handle is empty" );
131 BaseObject& object = handle.GetBaseObject();
133 return static_cast<Internal::AsyncImageLoader&>( object );
136 } // namespace Toolkit
140 #endif // DALI_TOOLKIT_ASYNC_IMAGE_LOADER_IMPL_H