1 #ifndef DALI_INTERNAL_SCENE_GRAPH_FRAME_CALLBACK_PROCESSOR_H
2 #define DALI_INTERNAL_SCENE_GRAPH_FRAME_CALLBACK_PROCESSOR_H
5 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
25 #include <dali/internal/common/buffer-index.h>
26 #include <dali/internal/common/owner-pointer.h>
27 #include <dali/internal/update/manager/scene-graph-frame-callback.h>
28 #include <dali/internal/update/manager/update-proxy-impl.h>
29 #include <dali/public-api/common/vector-wrapper.h>
33 class FrameCallbackInterface;
40 class TransformManager;
44 * This class processes all the registered frame-callbacks.
46 class FrameCallbackProcessor
50 * Construct a new FrameCallbackProcessor.
51 * @param[in] updateManager A reference to the UpdateManager
52 * @param[in] transformManager A reference to the TransformManager
54 FrameCallbackProcessor(UpdateManager& updateManager, TransformManager& transformManager);
57 * Non-virtual Destructor.
59 ~FrameCallbackProcessor();
61 // Movable but not copyable
63 FrameCallbackProcessor(const FrameCallbackProcessor&) = delete; ///< Deleted copy constructor.
64 FrameCallbackProcessor(FrameCallbackProcessor&&) = default; ///< Default move constructor.
65 FrameCallbackProcessor& operator=(const FrameCallbackProcessor&) = delete; ///< Deleted copy assignment operator.
66 FrameCallbackProcessor& operator=(FrameCallbackProcessor&&) = delete; ///< Deleted move assignment operator.
69 * Adds an implementation of the FrameCallbackInterface.
70 * @param[in] frameCallback An OwnerPointer to the SceneGraph FrameCallback object
71 * @param[in] rootNode A pointer to the root node to apply the FrameCallback to
73 void AddFrameCallback(OwnerPointer<FrameCallback>& frameCallback, const Node* rootNode);
76 * Removes the specified implementation of FrameCallbackInterface.
77 * @param[in] frameCallback A pointer to the implementation of the FrameCallbackInterface to remove.
79 void RemoveFrameCallback(FrameCallbackInterface* frameCallback);
82 * Called on Update by the UpdateManager.
83 * @param[in] bufferIndex The bufferIndex to use
84 * @param[in] elapsedSeconds Time elapsed time since the last frame (in seconds)
86 void Update(BufferIndex bufferIndex, float elapsedSeconds);
89 * Called by the UpdateManager when the node hierarchy changes.
91 void NodeHierarchyChanged()
93 mNodeHierarchyChanged = true;
97 std::vector<OwnerPointer<FrameCallback> > mFrameCallbacks; ///< A container of all the frame-callbacks & accompanying update-proxies.
99 UpdateManager& mUpdateManager;
101 TransformManager& mTransformManager;
103 bool mNodeHierarchyChanged; ///< Set to true if the node hierarchy changes
106 } // namespace SceneGraph
108 } // namespace Internal
112 #endif // DALI_INTERNAL_SCENE_GRAPH_FRAME_CALLBACK_PROCESSOR_H