43 lines
592 B
C++
43 lines
592 B
C++
#pragma once
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#include <cstdint>
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namespace mtl {
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class fsm_event {
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private:
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public:
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};
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template <typename T>
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T fsm_state_instance;
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template <typename FSMType, typename InitState>
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class fsm {
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FSMType* state = nullptr;
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protected:
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virtual void react(const mtl::fsm_event& event) = 0;
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virtual void entry() {}
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virtual void exit() {}
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template <typename T>
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void change_state() {
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state = &fsm_state_instance<T>;
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}
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public:
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fsm() {
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state = &fsm_state_instance<InitState>;
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}
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template <typename T>
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void dispatch(const T& event) {
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state->react(event);
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}
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};
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} // namespace mtl
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