dali-toolkit/internal/visuals/npatch/npatch-visual.cpp

   1 /*
   2  * Copyright (c) 2022 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 "npatch-visual.h"
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/devel-api/adaptor-framework/image-loading.h>
  23 #include <dali/devel-api/common/stage.h>
  24 #include <dali/devel-api/rendering/renderer-devel.h>
  25 #include <dali/integration-api/debug.h>
  26
  27 // INTERNAL INCLUDES
  28 #include <dali-toolkit/devel-api/utility/npatch-helper.h>
  29 #include <dali-toolkit/devel-api/visuals/image-visual-properties-devel.h>
  30 #include <dali-toolkit/internal/graphics/builtin-shader-extern-gen.h>
  31 #include <dali-toolkit/internal/visuals/image-visual-shader-factory.h>
  32 #include <dali-toolkit/internal/visuals/npatch-loader.h>
  33 #include <dali-toolkit/internal/visuals/rendering-addon.h>
  34 #include <dali-toolkit/internal/visuals/visual-base-data-impl.h>
  35 #include <dali-toolkit/internal/visuals/visual-base-impl.h>
  36 #include <dali-toolkit/internal/visuals/visual-factory-cache.h>
  37 #include <dali-toolkit/internal/visuals/visual-factory-impl.h>
  38 #include <dali-toolkit/internal/visuals/visual-string-constants.h>
  39 #include <dali-toolkit/public-api/visuals/visual-properties.h>
  40
  41 namespace Dali
  42 {
  43 namespace Toolkit
  44 {
  45 namespace Internal
  46 {
  47 namespace
  48 {
  49 const int CUSTOM_PROPERTY_COUNT(5); // fixed(3),stretch,aux
  50 }
  51
  52 /////////////////NPatchVisual////////////////
  53
  54 NPatchVisualPtr NPatchVisual::New(VisualFactoryCache& factoryCache, ImageVisualShaderFactory& shaderFactory, const VisualUrl& imageUrl, const Property::Map& properties)
  55 {
  56   NPatchVisualPtr nPatchVisual(new NPatchVisual(factoryCache, shaderFactory));
  57   nPatchVisual->mImageUrl = imageUrl;
  58   nPatchVisual->SetProperties(properties);
  59   nPatchVisual->Initialize();
  60   return nPatchVisual;
  61 }
  62
  63 NPatchVisualPtr NPatchVisual::New(VisualFactoryCache& factoryCache, ImageVisualShaderFactory& shaderFactory, const VisualUrl& imageUrl)
  64 {
  65   NPatchVisualPtr nPatchVisual(new NPatchVisual(factoryCache, shaderFactory));
  66   nPatchVisual->mImageUrl = imageUrl;
  67   nPatchVisual->Initialize();
  68   return nPatchVisual;
  69 }
  70
  71 void NPatchVisual::LoadImages()
  72 {
  73   TextureManager& textureManager     = mFactoryCache.GetTextureManager();
  74   bool            synchronousLoading = mImpl->mFlags & Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
  75
  76   if(mId == NPatchData::INVALID_NPATCH_DATA_ID && (mImageUrl.IsLocalResource() || mImageUrl.IsBufferResource()))
  77   {
  78     bool preMultiplyOnLoad = IsPreMultipliedAlphaEnabled() && !mImpl->mCustomShader ? true : false;
  79     mId                    = mLoader.Load(textureManager, this, mImageUrl, mBorder, preMultiplyOnLoad, synchronousLoading);
  80
  81     const NPatchData* data;
  82     if(mLoader.GetNPatchData(mId, data) && data->GetLoadingState() == NPatchData::LoadingState::LOAD_COMPLETE)
  83     {
  84       EnablePreMultipliedAlpha(data->IsPreMultiplied());
  85     }
  86   }
  87
  88   if(!mAuxiliaryPixelBuffer && mAuxiliaryUrl.IsValid() && (mAuxiliaryUrl.IsLocalResource() || mAuxiliaryUrl.IsBufferResource()))
  89   {
  90     // Load the auxiliary image
  91     auto preMultiplyOnLoading = TextureManager::MultiplyOnLoad::LOAD_WITHOUT_MULTIPLY;
  92     mAuxiliaryPixelBuffer     = textureManager.LoadPixelBuffer(mAuxiliaryUrl, Dali::ImageDimensions(), FittingMode::DEFAULT, SamplingMode::BOX_THEN_LINEAR, synchronousLoading, this, true, preMultiplyOnLoading);
  93
  94     // If synchronousLoading is true, we can check the auxiliaryResource's statue now.
  95     if(synchronousLoading)
  96     {
  97       mAuxiliaryResourceStatus = mAuxiliaryPixelBuffer ? Toolkit::Visual::ResourceStatus::READY : Toolkit::Visual::ResourceStatus::FAILED;
  98     }
  99   }
 100 }
 101
 102 void NPatchVisual::GetNaturalSize(Vector2& naturalSize)
 103 {
 104   naturalSize.x = 0u;
 105   naturalSize.y = 0u;
 106
 107   // load now if not already loaded
 108   const NPatchData* data;
 109   if(mLoader.GetNPatchData(mId, data) && data->GetLoadingState() != NPatchData::LoadingState::LOADING)
 110   {
 111     naturalSize.x = data->GetCroppedWidth();
 112     naturalSize.y = data->GetCroppedHeight();
 113   }
 114   else
 115   {
 116     if(mImageUrl.IsValid())
 117     {
 118       ImageDimensions dimensions = Dali::GetOriginalImageSize(mImageUrl.GetUrl());
 119       if(dimensions != ImageDimensions(0, 0))
 120       {
 121         naturalSize.x = dimensions.GetWidth();
 122         naturalSize.y = dimensions.GetHeight();
 123       }
 124     }
 125   }
 126
 127   if(mAuxiliaryPixelBuffer)
 128   {
 129     naturalSize.x = std::max(naturalSize.x, float(mAuxiliaryPixelBuffer.GetWidth()));
 130     naturalSize.y = std::max(naturalSize.y, float(mAuxiliaryPixelBuffer.GetHeight()));
 131   }
 132 }
 133
 134 void NPatchVisual::DoSetProperties(const Property::Map& propertyMap)
 135 {
 136   // URL is already passed in via constructor
 137
 138   Property::Value* borderOnlyValue = propertyMap.Find(Toolkit::ImageVisual::Property::BORDER_ONLY, BORDER_ONLY);
 139   if(borderOnlyValue)
 140   {
 141     borderOnlyValue->Get(mBorderOnly);
 142   }
 143
 144   Property::Value* borderValue = propertyMap.Find(Toolkit::ImageVisual::Property::BORDER, BORDER);
 145   if(borderValue && !borderValue->Get(mBorder)) // If value exists and is rect, just set mBorder
 146   {
 147     // Not a rect so try vector4
 148     Vector4 border;
 149     if(borderValue->Get(border))
 150     {
 151       mBorder.left   = static_cast<int>(border.x);
 152       mBorder.right  = static_cast<int>(border.y);
 153       mBorder.bottom = static_cast<int>(border.z);
 154       mBorder.top    = static_cast<int>(border.w);
 155     }
 156   }
 157
 158   Property::Value* auxImage = propertyMap.Find(Toolkit::DevelImageVisual::Property::AUXILIARY_IMAGE, AUXILIARY_IMAGE_NAME);
 159   if(auxImage)
 160   {
 161     std::string url;
 162     if(auxImage->Get(url))
 163     {
 164       mAuxiliaryUrl = url;
 165     }
 166   }
 167
 168   Property::Value* auxImageAlpha = propertyMap.Find(Toolkit::DevelImageVisual::Property::AUXILIARY_IMAGE_ALPHA, AUXILIARY_IMAGE_ALPHA_NAME);
 169   if(auxImageAlpha)
 170   {
 171     auxImageAlpha->Get(mAuxiliaryImageAlpha);
 172   }
 173
 174   Property::Value* synchronousLoading = propertyMap.Find(Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING, SYNCHRONOUS_LOADING);
 175   if(synchronousLoading)
 176   {
 177     bool sync = false;
 178     synchronousLoading->Get(sync);
 179     if(sync)
 180     {
 181       mImpl->mFlags |= Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
 182     }
 183     else
 184     {
 185       mImpl->mFlags &= ~Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
 186     }
 187   }
 188
 189   Property::Value* releasePolicy = propertyMap.Find(Toolkit::ImageVisual::Property::RELEASE_POLICY, RELEASE_POLICY_NAME);
 190   if(releasePolicy)
 191   {
 192     releasePolicy->Get(mReleasePolicy);
 193   }
 194 }
 195
 196 void NPatchVisual::DoSetOnScene(Actor& actor)
 197 {
 198   // load when first go on stage
 199   LoadImages();
 200
 201   // Set mPlacementActor now, because some case, LoadImages can use this information in LoadComplete API.
 202   // at this case, we try to SetResouce to mPlaceActor twice. so, we should avoid that case.
 203   mPlacementActor = actor;
 204
 205   const NPatchData* data;
 206   if(mImpl->mRenderer && mLoader.GetNPatchData(mId, data) && data->GetLoadingState() != NPatchData::LoadingState::LOADING)
 207   {
 208     // If mAuxiliaryUrl need to be loaded, we should wait it until LoadComplete called.
 209     if(!mAuxiliaryUrl.IsValid() || mAuxiliaryResourceStatus != Toolkit::Visual::ResourceStatus::PREPARING)
 210     {
 211       SetResource();
 212     }
 213   }
 214 }
 215
 216 void NPatchVisual::DoSetOffScene(Actor& actor)
 217 {
 218   if((mId != NPatchData::INVALID_NPATCH_DATA_ID) && mReleasePolicy == Toolkit::ImageVisual::ReleasePolicy::DETACHED)
 219   {
 220     mLoader.Remove(mId, this);
 221     mImpl->mResourceStatus = Toolkit::Visual::ResourceStatus::PREPARING;
 222     mId                    = NPatchData::INVALID_NPATCH_DATA_ID;
 223   }
 224
 225   actor.RemoveRenderer(mImpl->mRenderer);
 226   mPlacementActor.Reset();
 227 }
 228
 229 void NPatchVisual::OnSetTransform()
 230 {
 231   if(mImpl->mRenderer)
 232   {
 233     mImpl->mTransform.SetUniforms(mImpl->mRenderer, Direction::LEFT_TO_RIGHT);
 234   }
 235 }
 236
 237 bool NPatchVisual::IsResourceReady() const
 238 {
 239   return (mImpl->mResourceStatus == Toolkit::Visual::ResourceStatus::READY ||
 240           mImpl->mResourceStatus == Toolkit::Visual::ResourceStatus::FAILED);
 241 }
 242
 243 void NPatchVisual::DoCreatePropertyMap(Property::Map& map) const
 244 {
 245   map.Clear();
 246   bool sync = IsSynchronousLoadingRequired();
 247   map.Insert(Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING, sync);
 248   map.Insert(Toolkit::Visual::Property::TYPE, Toolkit::Visual::N_PATCH);
 249   map.Insert(Toolkit::ImageVisual::Property::URL, mImageUrl.GetUrl());
 250   map.Insert(Toolkit::ImageVisual::Property::BORDER_ONLY, mBorderOnly);
 251   map.Insert(Toolkit::ImageVisual::Property::BORDER, mBorder);
 252   map.Insert(Toolkit::ImageVisual::Property::RELEASE_POLICY, mReleasePolicy);
 253
 254   if(mAuxiliaryUrl.IsValid())
 255   {
 256     map.Insert(Toolkit::DevelImageVisual::Property::AUXILIARY_IMAGE, mAuxiliaryUrl.GetUrl());
 257     map.Insert(Toolkit::DevelImageVisual::Property::AUXILIARY_IMAGE_ALPHA, mAuxiliaryImageAlpha);
 258   }
 259 }
 260
 261 void NPatchVisual::DoCreateInstancePropertyMap(Property::Map& map) const
 262 {
 263   if(mAuxiliaryUrl.IsValid())
 264   {
 265     map.Insert(Toolkit::DevelImageVisual::Property::AUXILIARY_IMAGE, mAuxiliaryUrl.GetUrl());
 266     map.Insert(Toolkit::DevelImageVisual::Property::AUXILIARY_IMAGE_ALPHA, mAuxiliaryImageAlpha);
 267   }
 268 }
 269
 270 NPatchVisual::NPatchVisual(VisualFactoryCache& factoryCache, ImageVisualShaderFactory& shaderFactory)
 271 : Visual::Base(factoryCache, Visual::FittingMode::FILL, Toolkit::Visual::N_PATCH),
 272   mPlacementActor(),
 273   mLoader(factoryCache.GetNPatchLoader()),
 274   mImageVisualShaderFactory(shaderFactory),
 275   mImageUrl(),
 276   mAuxiliaryUrl(),
 277   mId(NPatchData::INVALID_NPATCH_DATA_ID),
 278   mAuxiliaryResourceStatus(Toolkit::Visual::ResourceStatus::PREPARING),
 279   mBorderOnly(false),
 280   mBorder(),
 281   mAuxiliaryImageAlpha(0.0f),
 282   mReleasePolicy(Toolkit::ImageVisual::ReleasePolicy::DETACHED)
 283 {
 284   EnablePreMultipliedAlpha(mFactoryCache.GetPreMultiplyOnLoad());
 285 }
 286
 287 NPatchVisual::~NPatchVisual()
 288 {
 289   if(Stage::IsInstalled() && (mId != NPatchData::INVALID_NPATCH_DATA_ID) && (mReleasePolicy != Toolkit::ImageVisual::ReleasePolicy::NEVER))
 290   {
 291     mLoader.Remove(mId, this);
 292     mId = NPatchData::INVALID_NPATCH_DATA_ID;
 293   }
 294 }
 295
 296 void NPatchVisual::OnInitialize()
 297 {
 298   // Get basic geometry and shader
 299   Geometry geometry = mFactoryCache.GetGeometry(VisualFactoryCache::QUAD_GEOMETRY);
 300   Shader   shader   = mImageVisualShaderFactory.GetShader(
 301     mFactoryCache,
 302     ImageVisualShaderFeature::FeatureBuilder());
 303
 304   mImpl->mRenderer = VisualRenderer::New(geometry, shader);
 305   mImpl->mRenderer.ReserveCustomProperties(CUSTOM_PROPERTY_COUNT);
 306
 307   //Register transform properties
 308   mImpl->mTransform.SetUniforms(mImpl->mRenderer, Direction::LEFT_TO_RIGHT);
 309 }
 310
 311 Geometry NPatchVisual::CreateGeometry()
 312 {
 313   Geometry          geometry;
 314   const NPatchData* data;
 315   if(mLoader.GetNPatchData(mId, data) && data->GetLoadingState() == NPatchData::LoadingState::LOAD_COMPLETE)
 316   {
 317     if(data->GetStretchPixelsX().Size() == 1 && data->GetStretchPixelsY().Size() == 1)
 318     {
 319       if(DALI_UNLIKELY(mBorderOnly))
 320       {
 321         geometry = GetNinePatchGeometry(VisualFactoryCache::NINE_PATCH_BORDER_GEOMETRY);
 322       }
 323       else
 324       {
 325         if(data->GetRenderingMap())
 326         {
 327           uint32_t elementCount[2];
 328           geometry = RenderingAddOn::Get().CreateGeometryGrid(data->GetRenderingMap(), Uint16Pair(3, 3), elementCount);
 329           if(mImpl->mRenderer)
 330           {
 331             RenderingAddOn::Get().SubmitRenderTask(mImpl->mRenderer, data->GetRenderingMap());
 332           }
 333         }
 334         else
 335         {
 336           geometry = GetNinePatchGeometry(VisualFactoryCache::NINE_PATCH_GEOMETRY);
 337         }
 338       }
 339     }
 340     else if(data->GetStretchPixelsX().Size() > 0 || data->GetStretchPixelsY().Size() > 0)
 341     {
 342       Uint16Pair gridSize(2 * data->GetStretchPixelsX().Size() + 1, 2 * data->GetStretchPixelsY().Size() + 1);
 343       if(!data->GetRenderingMap())
 344       {
 345         geometry = !mBorderOnly ? NPatchHelper::CreateGridGeometry(gridSize) : NPatchHelper::CreateBorderGeometry(gridSize);
 346       }
 347       else
 348       {
 349         uint32_t elementCount[2];
 350         geometry = !mBorderOnly ? RenderingAddOn::Get().CreateGeometryGrid(data->GetRenderingMap(), gridSize, elementCount) : NPatchHelper::CreateBorderGeometry(gridSize);
 351         if(mImpl->mRenderer)
 352         {
 353           RenderingAddOn::Get().SubmitRenderTask(mImpl->mRenderer, data->GetRenderingMap());
 354         }
 355       }
 356     }
 357   }
 358   else
 359   {
 360     // no N patch data so use default geometry
 361     geometry = GetNinePatchGeometry(VisualFactoryCache::NINE_PATCH_GEOMETRY);
 362   }
 363   return geometry;
 364 }
 365
 366 Shader NPatchVisual::CreateShader()
 367 {
 368   Shader            shader;
 369   const NPatchData* data;
 370   // 0 is either no data (load failed?) or no stretch regions on image
 371   // for both cases we use the default shader
 372   NPatchUtility::StretchRanges::SizeType xStretchCount = 0;
 373   NPatchUtility::StretchRanges::SizeType yStretchCount = 0;
 374
 375   auto fragmentShader = mAuxiliaryPixelBuffer ? SHADER_NPATCH_VISUAL_MASK_SHADER_FRAG
 376                                               : SHADER_NPATCH_VISUAL_SHADER_FRAG;
 377   auto shaderType = mAuxiliaryPixelBuffer ? VisualFactoryCache::NINE_PATCH_MASK_SHADER
 378                                           : VisualFactoryCache::NINE_PATCH_SHADER;
 379
 380   // ask loader for the regions
 381   if(mLoader.GetNPatchData(mId, data))
 382   {
 383     xStretchCount = data->GetStretchPixelsX().Count();
 384     yStretchCount = data->GetStretchPixelsY().Count();
 385   }
 386
 387   if(DALI_LIKELY(!mImpl->mCustomShader))
 388   {
 389     if(DALI_LIKELY((xStretchCount == 1 && yStretchCount == 1) ||
 390                    (xStretchCount == 0 && yStretchCount == 0)))
 391     {
 392       shader = mFactoryCache.GetShader(shaderType);
 393       if(DALI_UNLIKELY(!shader))
 394       {
 395         shader = Shader::New(SHADER_NPATCH_VISUAL_3X3_SHADER_VERT, fragmentShader);
 396         // Only cache vanilla 9 patch shaders
 397         mFactoryCache.SaveShader(shaderType, shader);
 398       }
 399     }
 400     else if(xStretchCount > 0 || yStretchCount > 0)
 401     {
 402       std::stringstream vertexShader;
 403       vertexShader << "#define FACTOR_SIZE_X " << xStretchCount + 2 << "\n"
 404                    << "#define FACTOR_SIZE_Y " << yStretchCount + 2 << "\n"
 405                    << SHADER_NPATCH_VISUAL_SHADER_VERT;
 406
 407       shader = Shader::New(vertexShader.str(), fragmentShader);
 408     }
 409   }
 410   else
 411   {
 412     Dali::Shader::Hint::Value hints = Dali::Shader::Hint::NONE;
 413
 414     if(!mImpl->mCustomShader->mFragmentShader.empty())
 415     {
 416       fragmentShader = mImpl->mCustomShader->mFragmentShader.c_str();
 417     }
 418     hints = mImpl->mCustomShader->mHints;
 419
 420     /* Apply Custom Vertex Shader only if image is 9-patch */
 421     if((xStretchCount == 1 && yStretchCount == 1) ||
 422        (xStretchCount == 0 && yStretchCount == 0))
 423     {
 424       const char* vertexShader = SHADER_NPATCH_VISUAL_3X3_SHADER_VERT.data();
 425
 426       if(!mImpl->mCustomShader->mVertexShader.empty())
 427       {
 428         vertexShader = mImpl->mCustomShader->mVertexShader.c_str();
 429       }
 430       shader = Shader::New(vertexShader, fragmentShader, hints);
 431     }
 432     else if(xStretchCount > 0 || yStretchCount > 0)
 433     {
 434       std::stringstream vertexShader;
 435       vertexShader << "#define FACTOR_SIZE_X " << xStretchCount + 2 << "\n"
 436                    << "#define FACTOR_SIZE_Y " << yStretchCount + 2 << "\n"
 437                    << SHADER_NPATCH_VISUAL_SHADER_VERT;
 438
 439       shader = Shader::New(vertexShader.str(), fragmentShader, hints);
 440     }
 441   }
 442
 443   return shader;
 444 }
 445
 446 void NPatchVisual::ApplyTextureAndUniforms()
 447 {
 448   const NPatchData* data;
 449   TextureSet        textureSet;
 450
 451   if(mLoader.GetNPatchData(mId, data) && data->GetLoadingState() == NPatchData::LoadingState::LOAD_COMPLETE)
 452   {
 453     textureSet = data->GetTextures();
 454     NPatchHelper::ApplyTextureAndUniforms(mImpl->mRenderer, data);
 455
 456     if(mAuxiliaryPixelBuffer)
 457     {
 458       // If the auxiliary image is smaller than the un-stretched NPatch, use CPU resizing to enlarge it to the
 459       // same size as the unstretched NPatch. This will give slightly higher quality results than just relying
 460       // on GL interpolation alone.
 461       if(mAuxiliaryPixelBuffer.GetWidth() < data->GetCroppedWidth() &&
 462          mAuxiliaryPixelBuffer.GetHeight() < data->GetCroppedHeight())
 463       {
 464         mAuxiliaryPixelBuffer.Resize(data->GetCroppedWidth(), data->GetCroppedHeight());
 465       }
 466
 467       // Note, this resets mAuxiliaryPixelBuffer handle
 468       auto auxiliaryPixelData = Devel::PixelBuffer::Convert(mAuxiliaryPixelBuffer);
 469
 470       auto texture = Texture::New(TextureType::TEXTURE_2D,
 471                                   auxiliaryPixelData.GetPixelFormat(),
 472                                   auxiliaryPixelData.GetWidth(),
 473                                   auxiliaryPixelData.GetHeight());
 474       texture.Upload(auxiliaryPixelData);
 475
 476       // TODO : This code exist due to the texture cache manager hold TextureSet, not Texture.
 477       // If we call textureSet.SetTexture(1, texture) directly, the cached TextureSet also be changed.
 478       // We should make pass utc-Dali-VisualFactory.cpp UtcDaliNPatchVisualAuxiliaryImage02().
 479       TextureSet tempTextureSet = TextureSet::New();
 480       tempTextureSet.SetTexture(0, textureSet.GetTexture(0));
 481       tempTextureSet.SetTexture(1, texture);
 482       textureSet = tempTextureSet;
 483
 484       mImpl->mRenderer.RegisterProperty(DevelImageVisual::Property::AUXILIARY_IMAGE_ALPHA,
 485                                         AUXILIARY_IMAGE_ALPHA_NAME,
 486                                         mAuxiliaryImageAlpha);
 487     }
 488     mImpl->mRenderer.SetTextures(textureSet);
 489   }
 490   else
 491   {
 492     DALI_LOG_ERROR("The N patch image '%s' is not a valid N patch image\n", mImageUrl.GetUrl().c_str());
 493     Actor   actor     = mPlacementActor.GetHandle();
 494     Vector2 imageSize = Vector2::ZERO;
 495     if(actor)
 496     {
 497       imageSize = actor.GetProperty(Actor::Property::SIZE).Get<Vector2>();
 498     }
 499     mFactoryCache.UpdateBrokenImageRenderer(mImpl->mRenderer, imageSize, false);
 500   }
 501
 502   // Register transform properties
 503   mImpl->mTransform.SetUniforms(mImpl->mRenderer, Direction::LEFT_TO_RIGHT);
 504 }
 505
 506 Geometry NPatchVisual::GetNinePatchGeometry(VisualFactoryCache::GeometryType subType)
 507 {
 508   Geometry geometry = mFactoryCache.GetGeometry(subType);
 509   if(!geometry)
 510   {
 511     if(DALI_LIKELY(VisualFactoryCache::NINE_PATCH_GEOMETRY == subType))
 512     {
 513       geometry = NPatchHelper::CreateGridGeometry(Uint16Pair(3, 3));
 514     }
 515     else if(VisualFactoryCache::NINE_PATCH_BORDER_GEOMETRY == subType)
 516     {
 517       geometry = NPatchHelper::CreateBorderGeometry(Uint16Pair(3, 3));
 518     }
 519     mFactoryCache.SaveGeometry(subType, geometry);
 520   }
 521   return geometry;
 522 }
 523
 524 void NPatchVisual::SetResource()
 525 {
 526   const NPatchData* data;
 527   if(mImpl->mRenderer && mLoader.GetNPatchData(mId, data))
 528   {
 529     Geometry geometry = CreateGeometry();
 530     Shader   shader   = CreateShader();
 531
 532     mImpl->mRenderer.SetGeometry(geometry);
 533     mImpl->mRenderer.SetShader(shader);
 534
 535     if(RenderingAddOn::Get().IsValid())
 536     {
 537       RenderingAddOn::Get().SubmitRenderTask(mImpl->mRenderer, data->GetRenderingMap());
 538     }
 539     Actor actor = mPlacementActor.GetHandle();
 540     if(actor)
 541     {
 542       ApplyTextureAndUniforms();
 543       actor.AddRenderer(mImpl->mRenderer);
 544       mPlacementActor.Reset();
 545     }
 546
 547     // npatch loaded and ready to display
 548     if(data->GetLoadingState() != NPatchData::LoadingState::LOAD_COMPLETE)
 549     {
 550       ResourceReady(Toolkit::Visual::ResourceStatus::FAILED);
 551     }
 552     else
 553     {
 554       ResourceReady(Toolkit::Visual::ResourceStatus::READY);
 555     }
 556   }
 557 }
 558
 559 void NPatchVisual::LoadComplete(bool loadSuccess, TextureInformation textureInformation)
 560 {
 561   if(textureInformation.returnType == TextureUploadObserver::ReturnType::TEXTURE) // For the Url.
 562   {
 563     if(textureInformation.textureId != TextureManager::INVALID_TEXTURE_ID)
 564     {
 565       if(mId == NPatchData::INVALID_NPATCH_DATA_ID)
 566       {
 567         // Special case when mLoader.Load call LoadComplete function before mId setup.
 568         // We can overwrite mId.
 569         mId = static_cast<NPatchData::NPatchDataId>(textureInformation.textureId);
 570       }
 571     }
 572     if(loadSuccess)
 573     {
 574       EnablePreMultipliedAlpha(textureInformation.preMultiplied);
 575     }
 576   }
 577   else // For the AuxiliaryUrl : ReturnType::PIXEL_BUFFER
 578   {
 579     if(loadSuccess && textureInformation.url == mAuxiliaryUrl.GetUrl())
 580     {
 581       mAuxiliaryPixelBuffer    = textureInformation.pixelBuffer;
 582       mAuxiliaryResourceStatus = Toolkit::Visual::ResourceStatus::READY;
 583     }
 584     else
 585     {
 586       mAuxiliaryResourceStatus = Toolkit::Visual::ResourceStatus::FAILED;
 587     }
 588   }
 589   // If auxiliaryUrl didn't required OR auxiliaryUrl load done.
 590   if(!mAuxiliaryUrl.IsValid() || mAuxiliaryResourceStatus != Toolkit::Visual::ResourceStatus::PREPARING)
 591   {
 592     const NPatchData* data;
 593     // and.. If Url loading done.
 594     if(mImpl->mRenderer && mLoader.GetNPatchData(mId, data) && data->GetLoadingState() != NPatchData::LoadingState::LOADING)
 595     {
 596       SetResource();
 597     }
 598   }
 599 }
 600
 601 } // namespace Internal
 602
 603 } // namespace Toolkit
 604
 605 } // namespace Dali