43 lines
774 B
C++
43 lines
774 B
C++
#pragma once
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#include <app/system.hpp>
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#include <ecs/registry.hpp>
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#include <input/components.hpp>
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#include <input/system.hpp>
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#include <memory/reference.hpp>
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namespace lt::ui {
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struct ButtonComponent
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{
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std::function<void()> on_activate;
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std::function<void(bool)> on_hover;
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};
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struct TransformComponent
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{
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float x, y;
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float w, h;
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};
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class System: public app::ISystem
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{
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public:
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System(memory::Ref<ecs::Registry> registry): m_registry(std::move(registry))
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{
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m_registry->each<ButtonComponent, TransformComponent>(
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[](auto id, auto &button, auto &transform) {
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// trigger `button`'s callbacksbased on input's state...
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}
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);
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}
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private:
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memory::Ref<ecs::Registry> m_registry;
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input::InputAction button_press_action;
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};
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} // namespace lt::ui
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