2 * Copyright (c) 2014 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 <dali/internal/update/common/property-owner.h>
25 #include <dali/public-api/common/dali-common.h>
26 #include <dali/internal/update/animation/scene-graph-constraint-base.h>
37 PropertyOwner* PropertyOwner::New()
39 return new PropertyOwner();
42 PropertyOwner::~PropertyOwner()
44 DisconnectFromSceneGraph();
47 void PropertyOwner::AddObserver(Observer& observer)
49 //Check for duplicates in debug builds
50 DALI_ASSERT_DEBUG( mObservers.End() == std::find( mObservers.Begin(), mObservers.End(), &observer ) );
52 mObservers.PushBack( &observer );
55 void PropertyOwner::RemoveObserver(Observer& observer)
57 // Find the observer...
58 const ConstObserverIter endIter = mObservers.End();
59 for( ObserverIter iter = mObservers.Begin(); iter != endIter; ++iter)
61 if( (*iter) == &observer)
64 mObservers.Erase(iter);
70 bool PropertyOwner::IsObserved()
72 return mObservers.Count() != 0u;
75 void PropertyOwner::DisconnectFromSceneGraph()
77 // Notification for observers
78 const ConstObserverIter endIter = mObservers.End();
79 for( ConstObserverIter iter = mObservers.Begin(); iter != endIter; ++iter)
81 (*iter)->PropertyOwnerDestroyed(*this);
86 // Remove all constraints when disconnected from scene-graph
90 void PropertyOwner::InstallCustomProperty(PropertyBase* property)
92 DALI_ASSERT_DEBUG( NULL != property );
94 mCustomProperties.PushBack( property );
97 void PropertyOwner::ResetToBaseValues( BufferIndex updateBufferIndex )
99 // Reset custom properties
100 const OwnedPropertyIter endIter = mCustomProperties.End();
101 for ( OwnedPropertyIter iter = mCustomProperties.Begin(); endIter != iter; ++iter )
103 (*iter)->ResetToBaseValue( updateBufferIndex );
106 // Reset constraint weights
107 const ConstraintIter constraintEndIter = mConstraints.End();
108 for( ConstraintIter iter = mConstraints.Begin(); constraintEndIter != iter; ++iter )
110 (*iter)->mWeight.ResetToBaseValue( updateBufferIndex );
113 // Notification for derived classes, to reset default properties
114 ResetDefaultProperties( updateBufferIndex );
117 ConstraintOwnerContainer& PropertyOwner::GetConstraints()
122 void PropertyOwner::ApplyConstraint( ConstraintBase* constraint )
124 mConstraints.PushBack( constraint );
126 constraint->OnConnect();
129 void PropertyOwner::RemoveConstraint( ConstraintBase* constraint )
131 // Reset constraint weights
132 const ConstraintIter constraintEndIter = mConstraints.End();
133 for( ConstraintIter iter = mConstraints.Begin(); constraintEndIter != iter; ++iter )
135 if ( *iter == constraint )
137 mConstraints.Erase( iter );
138 return; // We're finished
142 // Should not come here
143 DALI_ASSERT_DEBUG( false && "Constraint missing in RemoveConstraint" );
146 PropertyOwner::PropertyOwner()
150 } // namespace SceneGraph
152 } // namespace Internal