#pragma once
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#include <memory>
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#include "../objects/vp_meta.h"
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namespace vp_nodes {
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class vp_meta_subscriber {
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private:
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/* data */
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public:
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vp_meta_subscriber(/* args */);
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~vp_meta_subscriber();
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// non-copyable for all child class
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vp_meta_subscriber(const vp_meta_subscriber&) = delete;
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vp_meta_subscriber& operator=(const vp_meta_subscriber&) = delete;
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// receive meta from previous nodes
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virtual void meta_flow(std::shared_ptr<vp_objects::vp_meta> meta) = 0;
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};
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}
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