X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Fvisuals%2Ftexture-manager.cpp;h=9468935c556d47be2d4984d3eb9dab2278c040ab;hp=7c8098d112bd3d7a9f968a9f3b65d251ea35c5a2;hb=421e8bf2b19f6e6e53866595d29db9cc6b8d210e;hpb=05316fdb6779dced99b135c06326ddaeea1fc2ee diff --git a/dali-toolkit/internal/visuals/texture-manager.cpp b/dali-toolkit/internal/visuals/texture-manager.cpp index 7c8098d..9468935 100644 --- a/dali-toolkit/internal/visuals/texture-manager.cpp +++ b/dali-toolkit/internal/visuals/texture-manager.cpp @@ -19,16 +19,46 @@ #include "texture-manager.h" // EXTERNAL HEADERS +#include +#include #include #include +#include #include // INTERNAL HEADERS -#include -#include #include #include +namespace +{ + +constexpr auto DEFAULT_NUMBER_OF_LOCAL_LOADER_THREADS = size_t{4u}; +constexpr auto DEFAULT_NUMBER_OF_REMOTE_LOADER_THREADS = size_t{8u}; + +constexpr auto NUMBER_OF_LOCAL_LOADER_THREADS_ENV = "DALI_TEXTURE_LOCAL_THREADS"; +constexpr auto NUMBER_OF_REMOTE_LOADER_THREADS_ENV = "DALI_TEXTURE_REMOTE_THREADS"; + +size_t GetNumberOfThreads(const char* environmentVariable, size_t defaultValue) +{ + using Dali::EnvironmentVariable::GetEnvironmentVariable; + auto numberString = GetEnvironmentVariable(environmentVariable); + auto numberOfThreads = numberString ? std::strtol(numberString, nullptr, 10) : 0; + return (numberOfThreads > 0) ? numberOfThreads : defaultValue; +} + +size_t GetNumberOfLocalLoaderThreads() +{ + return GetNumberOfThreads(NUMBER_OF_LOCAL_LOADER_THREADS_ENV, DEFAULT_NUMBER_OF_LOCAL_LOADER_THREADS); +} + +size_t GetNumberOfRemoteLoaderThreads() +{ + return GetNumberOfThreads(NUMBER_OF_REMOTE_LOADER_THREADS_ENV, DEFAULT_NUMBER_OF_REMOTE_LOADER_THREADS); +} + +} // namespace + namespace Dali { @@ -55,12 +85,10 @@ const int INVALID_CACHE_INDEX( -1 ); ///< Invalid Cache index TextureManager::TextureManager() -: mAsyncLocalLoader( Toolkit::AsyncImageLoader::New() ), - mAsyncRemoteLoader( Toolkit::AsyncImageLoader::New() ), - mCurrentTextureId( 0 ) +: mCurrentTextureId( 0 ), + mAsyncLocalLoaders( GetNumberOfLocalLoaderThreads(), [&]() { return AsyncLoadingHelper(*this); } ), + mAsyncRemoteLoaders( GetNumberOfRemoteLoaderThreads(), [&]() { return AsyncLoadingHelper(*this); } ) { - mAsyncLocalLoader.ImageLoadedSignal().Connect( this, &TextureManager::AsyncLocalLoadComplete ); - mAsyncRemoteLoader.ImageLoadedSignal().Connect( this, &TextureManager::AsyncRemoteLoadComplete ); } TextureManager::TextureId TextureManager::RequestLoad( @@ -71,13 +99,50 @@ TextureManager::TextureId TextureManager::RequestLoad( const UseAtlas useAtlas, TextureUploadObserver* observer ) { + return RequestLoadInternal( url, INVALID_TEXTURE_ID, 1.0f, desiredSize, fittingMode, samplingMode, useAtlas, false, UPLOAD_TO_TEXTURE, observer ); +} + +TextureManager::TextureId TextureManager::RequestLoad( + const VisualUrl& url, + TextureId maskTextureId, + float contentScale, + const ImageDimensions desiredSize, + FittingMode::Type fittingMode, + Dali::SamplingMode::Type samplingMode, + const UseAtlas useAtlas, + bool cropToMask, + TextureUploadObserver* observer ) +{ + return RequestLoadInternal( url, maskTextureId, contentScale, desiredSize, fittingMode, samplingMode, useAtlas, cropToMask, UPLOAD_TO_TEXTURE, observer ); +} + +TextureManager::TextureId TextureManager::RequestMaskLoad( const VisualUrl& maskUrl ) +{ + // Use the normal load procedure to get the alpha mask. + return RequestLoadInternal( maskUrl, INVALID_TEXTURE_ID, 1.0f, ImageDimensions(), FittingMode::SCALE_TO_FILL, SamplingMode::NO_FILTER, NO_ATLAS, false, KEEP_PIXEL_BUFFER, NULL ); +} + + +TextureManager::TextureId TextureManager::RequestLoadInternal( + const VisualUrl& url, + TextureId maskTextureId, + float contentScale, + const ImageDimensions desiredSize, + FittingMode::Type fittingMode, + Dali::SamplingMode::Type samplingMode, + UseAtlas useAtlas, + bool cropToMask, + StorageType storageType, + TextureUploadObserver* observer ) +{ // First check if the requested Texture is cached. - const TextureHash textureHash = GenerateHash( url.GetUrl(), desiredSize, fittingMode, samplingMode, useAtlas ); + const TextureHash textureHash = GenerateHash( url.GetUrl(), desiredSize, fittingMode, samplingMode, useAtlas, maskTextureId ); - // Look up the texture by hash. Note: The extra parameters are used in case of a hash collision. - int cacheIndex = FindCachedTexture( textureHash, url.GetUrl(), desiredSize, fittingMode, samplingMode, useAtlas ); TextureManager::TextureId textureId = INVALID_TEXTURE_ID; + // Look up the texture by hash. Note: The extra parameters are used in case of a hash collision. + int cacheIndex = FindCachedTexture( textureHash, url.GetUrl(), desiredSize, fittingMode, samplingMode, useAtlas, maskTextureId ); + // Check if the requested Texture exists in the cache. if( cacheIndex != INVALID_CACHE_INDEX ) { @@ -87,19 +152,25 @@ TextureManager::TextureId TextureManager::RequestLoad( DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, "TextureManager::RequestLoad( url=%s observer=%p ) Using cached texture @%d, textureId=%d\n", url.GetUrl().c_str(), observer, cacheIndex, textureId ); } - else + + if( textureId == INVALID_TEXTURE_ID ) // There was no caching, or caching not required { // We need a new Texture. textureId = GenerateUniqueTextureId(); - mTextureInfoContainer.push_back( TextureInfo( textureId, url.GetUrl(), desiredSize, fittingMode, samplingMode, false, useAtlas, textureHash ) ); + mTextureInfoContainer.push_back( TextureInfo( textureId, maskTextureId, url.GetUrl(), + desiredSize, contentScale, fittingMode, samplingMode, + false, cropToMask, useAtlas, textureHash ) ); cacheIndex = mTextureInfoContainer.size() - 1u; DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, "TextureManager::RequestLoad( url=%s observer=%p ) New texture, cacheIndex:%d, textureId=%d\n", url.GetUrl().c_str(), observer, cacheIndex, textureId ); } // The below code path is common whether we are using the cache or not. - // The textureInfoIndex now refers to either a pre-existing cached TextureInfo, or a new TextureInfo just created. + // The textureInfoIndex now refers to either a pre-existing cached TextureInfo, + // or a new TextureInfo just created. TextureInfo& textureInfo( mTextureInfoContainer[ cacheIndex ] ); + textureInfo.maskTextureId = maskTextureId; + textureInfo.storageType = storageType; DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, "TextureInfo loadState:%s\n", textureInfo.loadState == TextureManager::NOT_STARTED ? "NOT_STARTED" : @@ -127,9 +198,8 @@ TextureManager::TextureId TextureManager::RequestLoad( { // The Texture has already loaded. The other observers have already been notified. // We need to send a "late" loaded notification for this observer. - observer->UploadComplete( textureInfo.loadingSucceeded, - textureInfo.textureSet, textureInfo.useAtlas, - textureInfo.atlasRect ); + observer->UploadComplete( true, textureInfo.textureId, textureInfo.textureSet, + textureInfo.useAtlas, textureInfo.atlasRect ); } break; } @@ -141,6 +211,11 @@ TextureManager::TextureId TextureManager::RequestLoad( ObserveTexture( textureInfo, observer ); break; } + case TextureManager::LOAD_FINISHED: + case TextureManager::WAITING_FOR_MASK: + case TextureManager::LOAD_FAILED: + // Loading has already completed. Do nothing. + break; } // Return the TextureId for which this Texture can now be referenced by externally. @@ -154,7 +229,6 @@ void TextureManager::Remove( const TextureManager::TextureId textureId ) { TextureInfo& textureInfo( mTextureInfoContainer[ textureInfoIndex ] ); - DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, "TextureManager::Remove(%d) cacheIdx:%d loadState:%s\n", textureId, textureInfoIndex, textureInfo.loadState == TextureManager::NOT_STARTED ? "NOT_STARTED" : @@ -200,6 +274,15 @@ void TextureManager::Remove( const TextureManager::TextureId textureId ) } } +const VisualUrl& TextureManager::GetVisualUrl( TextureId textureId ) +{ + int cacheIndex = GetCacheIndexFromId( textureId ); + DALI_ASSERT_DEBUG( cacheIndex != INVALID_CACHE_INDEX && "TextureId out of range"); + + TextureInfo& cachedTextureInfo( mTextureInfoContainer[ cacheIndex ] ); + return cachedTextureInfo.url; +} + TextureManager::LoadState TextureManager::GetTextureState( TextureId textureId ) { LoadState loadState = TextureManager::NOT_STARTED; @@ -226,8 +309,6 @@ TextureSet TextureManager::GetTextureSet( TextureId textureId ) return textureSet; } - - bool TextureManager::LoadTexture( TextureInfo& textureInfo ) { bool success = true; @@ -238,20 +319,12 @@ bool TextureManager::LoadTexture( TextureInfo& textureInfo ) if( !textureInfo.loadSynchronously ) { - if( textureInfo.url.IsLocal() ) - { - mAsyncLocalLoadingInfoContainer.push_back( AsyncLoadingInfo( textureInfo.textureId ) ); - mAsyncLocalLoadingInfoContainer.back().loadId = GetImplementation(mAsyncLocalLoader).Load( - textureInfo.url, textureInfo.desiredSize, - textureInfo.fittingMode, textureInfo.samplingMode, true ); - } - else - { - mAsyncRemoteLoadingInfoContainer.push_back( AsyncLoadingInfo( textureInfo.textureId ) ); - mAsyncRemoteLoadingInfoContainer.back().loadId = GetImplementation(mAsyncRemoteLoader).Load( - textureInfo.url, textureInfo.desiredSize, - textureInfo.fittingMode, textureInfo.samplingMode, true ); - } + auto& loadersContainer = textureInfo.url.IsLocal() ? mAsyncLocalLoaders : mAsyncRemoteLoaders; + auto loadingHelperIt = loadersContainer.GetNext(); + DALI_ASSERT_ALWAYS(loadingHelperIt != loadersContainer.End()); + loadingHelperIt->Load(textureInfo.textureId, textureInfo.url, + textureInfo.desiredSize, textureInfo.fittingMode, + textureInfo.samplingMode, true); } } @@ -268,17 +341,7 @@ void TextureManager::ObserveTexture( TextureInfo& textureInfo, } } -void TextureManager::AsyncLocalLoadComplete( uint32_t id, PixelData pixelData ) -{ - AsyncLoadComplete( mAsyncLocalLoadingInfoContainer, id, pixelData ); -} - -void TextureManager::AsyncRemoteLoadComplete( uint32_t id, PixelData pixelData ) -{ - AsyncLoadComplete( mAsyncRemoteLoadingInfoContainer, id, pixelData ); -} - -void TextureManager::AsyncLoadComplete( AsyncLoadingInfoContainerType& loadingContainer, uint32_t id, PixelData pixelData ) +void TextureManager::AsyncLoadComplete( AsyncLoadingInfoContainerType& loadingContainer, uint32_t id, Devel::PixelBuffer pixelBuffer ) { DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, "TextureManager::AsyncLoadComplete( id:%d )\n", id ); @@ -291,16 +354,14 @@ void TextureManager::AsyncLoadComplete( AsyncLoadingInfoContainerType& loadingCo int cacheIndex = GetCacheIndexFromId( loadingInfo.textureId ); if( cacheIndex != INVALID_CACHE_INDEX ) { - // Once we have found the TextureInfo data, we call a common function used to process loaded data for both sync and async loads. TextureInfo& textureInfo( mTextureInfoContainer[cacheIndex] ); DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, " CacheIndex:%d LoadState: %d\n", cacheIndex, textureInfo.loadState ); - // Only perform atlasing if the load has not been cancelled since the request. if( textureInfo.loadState != CANCELLED ) { - // Perform atlasing and finalize the load. - PostLoad( textureInfo, pixelData ); + // textureInfo can be invalidated after this call (as the mTextureInfoContainer may be modified) + PostLoad( textureInfo, pixelBuffer ); } else { @@ -313,37 +374,111 @@ void TextureManager::AsyncLoadComplete( AsyncLoadingInfoContainerType& loadingCo } } - -bool TextureManager::PostLoad( TextureInfo& textureInfo, PixelData pixelData ) +void TextureManager::PostLoad( TextureInfo& textureInfo, Devel::PixelBuffer& pixelBuffer ) { - bool success = false; - // Was the load successful? - if( pixelData && ( pixelData.GetWidth() != 0 ) && ( pixelData.GetHeight() != 0 ) ) + if( pixelBuffer && ( pixelBuffer.GetWidth() != 0 ) && ( pixelBuffer.GetHeight() != 0 ) ) { - // Regardless of whether the atlasing succeeds or not, we have a valid image, so we mark it as successful. - success = true; - - bool usingAtlas = false; - // No atlas support for now textureInfo.useAtlas = NO_ATLAS; - if( ! usingAtlas ) + if( textureInfo.storageType == UPLOAD_TO_TEXTURE ) { - DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, " TextureManager::PostLoad() textureId:%d\n", textureInfo.textureId ); + // If there is a mask texture ID associated with this texture, then apply the mask + // if it's already loaded. If it hasn't, and the mask is still loading, + // wait for the mask to finish loading. + if( textureInfo.maskTextureId != INVALID_TEXTURE_ID ) + { + LoadState maskLoadState = GetTextureState( textureInfo.maskTextureId ); + if( maskLoadState == LOADING ) + { + textureInfo.pixelBuffer = pixelBuffer; // Store the pixel buffer temporarily + textureInfo.loadState = WAITING_FOR_MASK; + } + else if( maskLoadState == LOAD_FINISHED ) + { + ApplyMask( pixelBuffer, textureInfo.maskTextureId, textureInfo.scaleFactor, textureInfo.cropToMask ); + UploadTexture( pixelBuffer, textureInfo ); + NotifyObservers( textureInfo, true ); + } + } + else + { + UploadTexture( pixelBuffer, textureInfo ); + NotifyObservers( textureInfo, true ); + } + } + else + { + textureInfo.pixelBuffer = pixelBuffer; // Store the pixel data + textureInfo.loadState = LOAD_FINISHED; - Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D, pixelData.GetPixelFormat(), pixelData.GetWidth(), pixelData.GetHeight() ); - texture.Upload( pixelData ); - textureInfo.textureSet = TextureSet::New(); - textureInfo.textureSet.SetTexture( 0u, texture ); + // Check if there was another texture waiting for this load to complete + // (e.g. if this was an image mask, and its load is on a different thread) + CheckForWaitingTexture( textureInfo ); } } - - if( ! success ) + else { DALI_LOG_ERROR( "TextureManager::AsyncImageLoad(%s) failed\n", textureInfo.url.GetUrl().c_str() ); // @todo If the load was unsuccessful, upload the broken image. + textureInfo.loadState = LOAD_FAILED; + CheckForWaitingTexture( textureInfo ); + NotifyObservers( textureInfo, false ); + } +} + +void TextureManager::CheckForWaitingTexture( TextureInfo& maskTextureInfo ) +{ + // Search the cache, checking if any texture has this texture id as a + // maskTextureId: + const unsigned int size = mTextureInfoContainer.size(); + + for( unsigned int cacheIndex = 0; cacheIndex < size; ++cacheIndex ) + { + if( mTextureInfoContainer[cacheIndex].maskTextureId == maskTextureInfo.textureId && + mTextureInfoContainer[cacheIndex].loadState == WAITING_FOR_MASK ) + { + TextureInfo& textureInfo( mTextureInfoContainer[cacheIndex] ); + Devel::PixelBuffer pixelBuffer = textureInfo.pixelBuffer; + textureInfo.pixelBuffer.Reset(); + + if( maskTextureInfo.loadState == LOAD_FINISHED ) + { + ApplyMask( pixelBuffer, maskTextureInfo.textureId, textureInfo.scaleFactor, textureInfo.cropToMask ); + UploadTexture( pixelBuffer, textureInfo ); + NotifyObservers( textureInfo, true ); + } + else + { + DALI_LOG_ERROR( "TextureManager::ApplyMask to %s failed\n", textureInfo.url.GetUrl().c_str() ); + textureInfo.loadState = LOAD_FAILED; + NotifyObservers( textureInfo, false ); + } + } + } +} + +void TextureManager::ApplyMask( + Devel::PixelBuffer& pixelBuffer, TextureId maskTextureId, + float contentScale, bool cropToMask ) +{ + int maskCacheIndex = GetCacheIndexFromId( maskTextureId ); + Devel::PixelBuffer maskPixelBuffer = mTextureInfoContainer[maskCacheIndex].pixelBuffer; + pixelBuffer.ApplyMask( maskPixelBuffer, contentScale, cropToMask ); +} + +void TextureManager::UploadTexture( Devel::PixelBuffer& pixelBuffer, TextureInfo& textureInfo ) +{ + if( textureInfo.useAtlas != USE_ATLAS ) + { + DALI_LOG_INFO( gTextureManagerLogFilter, Debug::Concise, " TextureManager::UploadTexture() New Texture for textureId:%d\n", textureInfo.textureId ); + + Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D, pixelBuffer.GetPixelFormat(), pixelBuffer.GetWidth(), pixelBuffer.GetHeight() ); + PixelData pixelData = Devel::PixelBuffer::Convert( pixelBuffer ); + texture.Upload( pixelData ); + textureInfo.textureSet = TextureSet::New(); + textureInfo.textureSet.SetTexture( 0u, texture ); } // Update the load state. @@ -351,26 +486,60 @@ bool TextureManager::PostLoad( TextureInfo& textureInfo, PixelData pixelData ) // load attempt is in progress or not. If unsuccessful, a broken // image is still loaded. textureInfo.loadState = UPLOADED; +} - // We need to store the load succeeded state as if a future request to load this texture comes in, - // we need to re-broadcast the UploadComplete notification to that observer. - textureInfo.loadingSucceeded = success; +void TextureManager::NotifyObservers( TextureInfo& textureInfo, bool success ) +{ + TextureId textureId = textureInfo.textureId; + + // If there is an observer: Notify the load is complete, whether successful or not, + // and erase it from the list + unsigned int observerCount = textureInfo.observerList.Count(); + TextureInfo* info = &textureInfo; - // If there is an observer: Notify the load is complete, whether successful or not: - const unsigned int observerCount = textureInfo.observerList.Count(); - for( unsigned int i = 0; i < observerCount; ++i ) + while( observerCount ) { - TextureUploadObserver* observer = textureInfo.observerList[i]; - if( observer ) + TextureUploadObserver* observer = info->observerList[0]; + + // During UploadComplete() a Control ResourceReady() signal is emitted. + // During that signal the app may add remove /add Textures (e.g. via + // ImageViews). At this point no more observers can be added to the + // observerList, because textureInfo.loadState = UPLOADED. However it is + // possible for observers to be removed, hence we check the observer list + // count every iteration. + + // The reference to the textureInfo struct can also become invalidated, + // because new load requests can modify the mTextureInfoContainer list + // (e.g. if more requests are pushed back it can cause the list to be + // resized invalidating the reference to the TextureInfo ). + observer->UploadComplete( success, info->textureId, info->textureSet, info->useAtlas, info->atlasRect ); + observer->DestructionSignal().Disconnect( this, &TextureManager::ObserverDestroyed ); + + // Get the textureInfo from the container again as it may have been + // invalidated, + + int textureInfoIndex = GetCacheIndexFromId( textureId ); + if( textureInfoIndex == INVALID_CACHE_INDEX) { - observer->UploadComplete( success, textureInfo.textureSet, textureInfo.useAtlas, textureInfo.atlasRect ); - observer->DestructionSignal().Disconnect( this, &TextureManager::ObserverDestroyed ); + return; // texture has been removed - can stop. } - } - textureInfo.observerList.Clear(); - - return success; + info = &mTextureInfoContainer[ textureInfoIndex ]; + observerCount = info->observerList.Count(); + if ( observerCount > 0 ) + { + // remove the observer that was just triggered if it's still in the list + for( TextureInfo::ObserverListType::Iterator j = info->observerList.Begin(); j != info->observerList.End(); ++j ) + { + if( *j == observer ) + { + info->observerList.Erase( j ); + observerCount--; + break; + } + } + } + } } TextureManager::TextureId TextureManager::GenerateUniqueTextureId() @@ -399,7 +568,8 @@ TextureManager::TextureHash TextureManager::GenerateHash( const ImageDimensions size, const FittingMode::Type fittingMode, const Dali::SamplingMode::Type samplingMode, - const UseAtlas useAtlas ) + const UseAtlas useAtlas, + TextureId maskTextureId ) { std::string hashTarget( url ); const size_t urlLength = hashTarget.length(); @@ -431,6 +601,20 @@ TextureManager::TextureHash TextureManager::GenerateHash( hashTarget[ urlLength ] = useAtlas; } + if( maskTextureId != INVALID_TEXTURE_ID ) + { + hashTarget.resize( urlLength + sizeof( TextureId ) ); + TextureId* hashTargetPtr = reinterpret_cast(&( hashTarget[ urlLength ] )); + + // Append the hash target to the end of the URL byte by byte: + // (to avoid SIGBUS / alignment issues) + for( size_t byteIter = 0; byteIter < sizeof( TextureId ); ++byteIter ) + { + *hashTargetPtr++ = maskTextureId & 0xff; + maskTextureId >>= 8u; + } + } + return Dali::CalculateHash( hashTarget ); } @@ -440,7 +624,8 @@ int TextureManager::FindCachedTexture( const ImageDimensions size, const FittingMode::Type fittingMode, const Dali::SamplingMode::Type samplingMode, - const bool useAtlas ) + const bool useAtlas, + TextureId maskTextureId) { // Default to an invalid ID, in case we do not find a match. int cacheIndex = INVALID_CACHE_INDEX; @@ -456,6 +641,7 @@ int TextureManager::FindCachedTexture( if( ( url == textureInfo.url.GetUrl() ) && ( useAtlas == textureInfo.useAtlas ) && + ( maskTextureId == textureInfo.maskTextureId ) && ( size == textureInfo.desiredSize ) && ( ( size.GetWidth() == 0 && size.GetHeight() == 0 ) || ( fittingMode == textureInfo.fittingMode && @@ -477,12 +663,15 @@ void TextureManager::ObserverDestroyed( TextureUploadObserver* observer ) for( unsigned int i = 0; i < count; ++i ) { TextureInfo& textureInfo( mTextureInfoContainer[i] ); - for( TextureInfo::ObserverListType::Iterator j = textureInfo.observerList.Begin(); j != textureInfo.observerList.End(); ++j ) + for( TextureInfo::ObserverListType::Iterator j = textureInfo.observerList.Begin(); j != textureInfo.observerList.End(); ) { if( *j == observer ) { - textureInfo.observerList.Erase( j ); - break; + j = textureInfo.observerList.Erase( j ); + } + else + { + ++j; } } } @@ -490,13 +679,48 @@ void TextureManager::ObserverDestroyed( TextureUploadObserver* observer ) TextureManager::~TextureManager() { - mTextureInfoContainer.clear(); - mAsyncLocalLoadingInfoContainer.clear(); - mAsyncRemoteLoadingInfoContainer.clear(); } +TextureManager::AsyncLoadingHelper::AsyncLoadingHelper(TextureManager& textureManager) +: AsyncLoadingHelper(Toolkit::AsyncImageLoader::New(), textureManager, + AsyncLoadingInfoContainerType()) +{ +} +void TextureManager::AsyncLoadingHelper::Load(TextureId textureId, + const VisualUrl& url, + ImageDimensions desiredSize, + FittingMode::Type fittingMode, + SamplingMode::Type samplingMode, + bool orientationCorrection) +{ + mLoadingInfoContainer.push_back(AsyncLoadingInfo(textureId)); + auto id = mLoader.Load(url.GetUrl(), desiredSize, fittingMode, samplingMode, orientationCorrection); + mLoadingInfoContainer.back().loadId = id; +} +TextureManager::AsyncLoadingHelper::AsyncLoadingHelper(AsyncLoadingHelper&& rhs) +: AsyncLoadingHelper(rhs.mLoader, rhs.mTextureManager, std::move(rhs.mLoadingInfoContainer)) +{ +} + +TextureManager::AsyncLoadingHelper::AsyncLoadingHelper( + Toolkit::AsyncImageLoader loader, + TextureManager& textureManager, + AsyncLoadingInfoContainerType&& loadingInfoContainer) +: mLoader(loader), + mTextureManager(textureManager), + mLoadingInfoContainer(std::move(loadingInfoContainer)) +{ + DevelAsyncImageLoader::PixelBufferLoadedSignal(mLoader).Connect( + this, &AsyncLoadingHelper::AsyncLoadComplete); +} + +void TextureManager::AsyncLoadingHelper::AsyncLoadComplete(uint32_t id, + Devel::PixelBuffer pixelBuffer) +{ + mTextureManager.AsyncLoadComplete(mLoadingInfoContainer, id, pixelBuffer); +} } // namespace Internal