dali-toolkit/internal/transition/transition-lifecycle-controller.cpp

   1 /*
   2  * Copyright (c) 2021 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-toolkit/internal/transition/transition-lifecycle-controller.h>
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/integration-api/adaptor-framework/adaptor.h>
  23
  24 // INTERNAL INCLUDES
  25 #include <dali-toolkit/internal/transition/transition-set-impl.h>
  26
  27 namespace Dali
  28 {
  29 namespace Toolkit
  30 {
  31 namespace Internal
  32 {
  33 std::unique_ptr<TransitionLifecycleController> TransitionLifecycleController::mInstance = nullptr;
  34 std::once_flag                                 TransitionLifecycleController::mOnceFlag;
  35
  36 TransitionLifecycleController& TransitionLifecycleController::GetInstance()
  37 {
  38   std::call_once(mOnceFlag, []()
  39                  { mInstance.reset(new TransitionLifecycleController); });
  40   return *(mInstance.get());
  41 }
  42
  43 void TransitionLifecycleController::AddTransitions(Dali::Toolkit::TransitionSet transitions)
  44 {
  45   mTransitionList.push_back(transitions);
  46   transitions.FinishedSignal().Connect(this, &TransitionLifecycleController::RemoveTransitions);
  47 }
  48
  49 void TransitionLifecycleController::RemoveTransitions(Dali::Toolkit::TransitionSet& transitions)
  50 {
  51   mTransitionList.erase(std::remove(mTransitionList.begin(), mTransitionList.end(), transitions));
  52 }
  53
  54 } // namespace Internal
  55
  56 } // namespace Toolkit
  57
  58 } // namespace Dali