2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include "visual-base-impl.h"
22 #include <dali/public-api/common/dali-common.h>
23 #include <dali/integration-api/debug.h>
26 #include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>
27 #include <dali-toolkit/internal/visuals/visual-base-data-impl.h>
28 #include <dali-toolkit/internal/visuals/visual-string-constants.h>
39 Visual::Base::Base( VisualFactoryCache& factoryCache )
40 : mImpl( new Impl() ),
41 mFactoryCache( factoryCache )
50 void Visual::Base::SetCustomShader( const Property::Map& shaderMap )
52 if( mImpl->mCustomShader )
54 mImpl->mCustomShader->SetPropertyMap( shaderMap );
58 mImpl->mCustomShader = new Impl::CustomShader( shaderMap );
62 void Visual::Base::SetProperties( const Property::Map& propertyMap )
64 for( size_t i = 0; i < propertyMap.Count(); ++i )
66 const KeyValuePair& pair = propertyMap.GetKeyValue( i );
67 const Property::Key& key = pair.first;
68 const Property::Value& value = pair.second;
69 switch( key.indexKey )
71 case DevelVisual::Property::SHADER:
73 Property::Map shaderMap;
74 if( value.Get( shaderMap ) )
76 SetCustomShader( shaderMap );
81 case DevelVisual::Property::TRANSFORM:
84 if( value.Get( map ) )
86 mImpl->mTransform.SetPropertyMap( map );
91 case DevelVisual::Property::PREMULTIPLIED_ALPHA:
93 bool premultipliedAlpha = false;
94 if( value.Get( premultipliedAlpha ) )
96 EnablePreMultipliedAlpha( premultipliedAlpha );
103 DoSetProperties( propertyMap );
106 void Visual::Base::SetTransformAndSize( const Property::Map& transform, Size controlSize )
108 mImpl->mControlSize = controlSize;
109 mImpl->mTransform.SetPropertyMap( transform );
113 void Visual::Base::SetName( const std::string& name )
118 const std::string& Visual::Base::GetName()
123 float Visual::Base::GetHeightForWidth( float width )
125 float aspectCorrectedHeight = 0.f;
127 GetNaturalSize( naturalSize );
128 if( naturalSize.width )
130 aspectCorrectedHeight = naturalSize.height * width / naturalSize.width;
132 return aspectCorrectedHeight;
135 float Visual::Base::GetWidthForHeight( float height )
137 float aspectCorrectedWidth = 0.f;
139 GetNaturalSize( naturalSize );
140 if( naturalSize.height > 0.0f )
142 aspectCorrectedWidth = naturalSize.width * height / naturalSize.height;
144 return aspectCorrectedWidth;
147 void Visual::Base::GetNaturalSize( Vector2& naturalSize )
149 naturalSize = Vector2::ZERO;
152 void Visual::Base::SetDepthIndex( float index )
154 mImpl->mDepthIndex = index;
155 if( mImpl->mRenderer )
157 mImpl->mRenderer.SetProperty( Renderer::Property::DEPTH_INDEX, mImpl->mDepthIndex );
161 float Visual::Base::GetDepthIndex() const
163 return mImpl->mDepthIndex;
166 void Visual::Base::SetOnStage( Actor& actor )
170 // To display the actor correctly, renderer should not be added to actor until all required resources are ready.
171 // Thus the calling of actor.AddRenderer() should happen inside derived class as base class does not know the exact timing.
172 DoSetOnStage( actor );
174 if( mImpl->mRenderer )
176 mImpl->mRenderer.SetProperty( Renderer::Property::BLEND_PRE_MULTIPLIED_ALPHA, IsPreMultipliedAlphaEnabled());
177 mImpl->mRenderer.SetProperty( Renderer::Property::DEPTH_INDEX, mImpl->mDepthIndex );
178 mImpl->mFlags |= Impl::IS_ON_STAGE; // Only sets the flag if renderer exists
183 void Visual::Base::SetOffStage( Actor& actor )
187 DoSetOffStage( actor );
189 mImpl->mFlags &= ~Impl::IS_ON_STAGE;
193 void Visual::Base::CreatePropertyMap( Property::Map& map ) const
195 DoCreatePropertyMap( map );
197 if( mImpl->mCustomShader )
199 mImpl->mCustomShader->CreatePropertyMap( map );
202 Property::Map transform;
203 mImpl->mTransform.GetPropertyMap( transform );
204 map.Insert( DevelVisual::Property::TRANSFORM, transform );
206 bool premultipliedAlpha( IsPreMultipliedAlphaEnabled() );
207 map.Insert( DevelVisual::Property::PREMULTIPLIED_ALPHA, premultipliedAlpha );
210 void Visual::Base::EnablePreMultipliedAlpha( bool preMultipled )
214 mImpl->mFlags |= Impl::IS_PREMULTIPLIED_ALPHA;
218 mImpl->mFlags &= ~Impl::IS_PREMULTIPLIED_ALPHA;
221 if( mImpl->mRenderer )
223 mImpl->mRenderer.SetProperty(Renderer::Property::BLEND_PRE_MULTIPLIED_ALPHA, preMultipled);
227 bool Visual::Base::IsPreMultipliedAlphaEnabled() const
229 return mImpl->mFlags & Impl::IS_PREMULTIPLIED_ALPHA;
232 void Visual::Base::DoSetOffStage( Actor& actor )
234 actor.RemoveRenderer( mImpl->mRenderer );
235 mImpl->mRenderer.Reset();
238 bool Visual::Base::IsOnStage() const
240 return mImpl->mFlags & Impl::IS_ON_STAGE;
243 bool Visual::Base::IsFromCache() const
245 return mImpl->mFlags & Impl::IS_FROM_CACHE;
248 } // namespace Internal
250 } // namespace Toolkit