dali/public-api/actors/custom-actor-impl.cpp

   1 /*
   2  * Copyright (c) 2020 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 <dali/public-api/actors/custom-actor-impl.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/internal/event/actors/custom-actor-internal.h>
  23 #include <dali/public-api/common/dali-common.h>
  24
  25 namespace Dali
  26 {
  27 CustomActor CustomActorImpl::Self() const
  28 {
  29   return CustomActor(mOwner);
  30 }
  31
  32 void CustomActorImpl::OnPropertySet(Property::Index index, const Property::Value& propertyValue)
  33 {
  34 }
  35
  36 CustomActorImpl::CustomActorImpl(ActorFlags flags)
  37 : mOwner(nullptr),
  38   mFlags(flags)
  39 {
  40 }
  41
  42 CustomActorImpl::~CustomActorImpl() = default;
  43
  44 void CustomActorImpl::Initialize(Internal::CustomActor& owner)
  45 {
  46   DALI_ASSERT_DEBUG(mOwner == NULL); // should not already be owned
  47
  48   mOwner = &owner;
  49 }
  50
  51 Internal::CustomActor* CustomActorImpl::GetOwner() const
  52 {
  53   return mOwner;
  54 }
  55
  56 bool CustomActorImpl::IsRelayoutEnabled() const
  57 {
  58   return (mFlags & DISABLE_SIZE_NEGOTIATION) == 0;
  59 }
  60
  61 void CustomActorImpl::RelayoutRequest()
  62 {
  63   mOwner->RelayoutRequest();
  64 }
  65
  66 float CustomActorImpl::GetHeightForWidthBase(float width)
  67 {
  68   return mOwner->GetHeightForWidthBase(width);
  69 }
  70
  71 float CustomActorImpl::GetWidthForHeightBase(float height)
  72 {
  73   return mOwner->GetWidthForHeightBase(height);
  74 }
  75
  76 float CustomActorImpl::CalculateChildSizeBase(const Dali::Actor& child, Dimension::Type dimension)
  77 {
  78   return mOwner->CalculateChildSizeBase(child, dimension);
  79 }
  80
  81 bool CustomActorImpl::RelayoutDependentOnChildrenBase(Dimension::Type dimension)
  82 {
  83   return mOwner->RelayoutDependentOnChildrenBase(dimension);
  84 }
  85
  86 } // namespace Dali