telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
David Beck | ecb56cd | 2018-09-05 12:52:57 +0100 | [diff] [blame] | 3 | // SPDX-License-Identifier: MIT |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 4 | // |
| 5 | #pragma once |
| 6 | |
| 7 | #include "IGraphObservable.hpp" |
| 8 | #include "Graph.hpp" |
| 9 | |
| 10 | namespace armnn |
| 11 | { |
| 12 | |
| 13 | template <typename ObservedType> |
| 14 | class GraphObservable : public IGraphObservable |
| 15 | { |
| 16 | public: |
| 17 | using Iterator = typename std::list<ObservedType>::const_iterator; |
| 18 | |
| 19 | GraphObservable(Graph& subject, GraphEvent notifyOnEvent) |
| 20 | : m_Subject(&subject) |
| 21 | { |
| 22 | m_NotifyOnEvent = notifyOnEvent; |
| 23 | m_Subject->AttachObservable(this, m_NotifyOnEvent); |
| 24 | }; |
| 25 | |
| 26 | void Clear() { m_ObservedObjects.clear(); }; |
| 27 | |
| 28 | Iterator begin() { return m_ObservedObjects.begin(); } |
| 29 | |
| 30 | Iterator end() { return m_ObservedObjects.end(); } |
| 31 | |
| 32 | protected: |
| 33 | ~GraphObservable() |
| 34 | { |
| 35 | if (m_Subject) |
| 36 | { |
| 37 | m_Subject->DetachObservable(this, m_NotifyOnEvent); |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | GraphEvent m_NotifyOnEvent; |
| 42 | Graph* m_Subject; |
| 43 | std::list<ObservedType> m_ObservedObjects; |
| 44 | }; |
| 45 | |
| 46 | class AddedLayerObservable : public GraphObservable<Layer*> |
| 47 | { |
| 48 | public: |
| 49 | explicit AddedLayerObservable(Graph& subject) |
| 50 | : GraphObservable<Layer*>(subject, GraphEvent::LayerAdded) |
| 51 | {}; |
| 52 | |
| 53 | void Update(Layer* graphLayer) override; |
| 54 | }; |
| 55 | |
| 56 | class ErasedLayerNamesObservable : public GraphObservable<std::string> |
| 57 | { |
| 58 | public: |
| 59 | explicit ErasedLayerNamesObservable(Graph& subject) |
| 60 | : GraphObservable<std::string>(subject, GraphEvent::LayerErased) |
| 61 | {}; |
| 62 | |
| 63 | void Update(Layer* graphLayer) override; |
| 64 | }; |
| 65 | |
| 66 | } //namespace armnn |
| 67 | |