LayerVisibility.h

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// SPDX-FileCopyrightText: 2026 Valentin Eloy
// SPDX-License-Identifier: GPL-3.0-or-later
 
#pragma once
 
#include <array>
#include <cstddef>
 
#include "HMI/Graphics/RenderLayer.h"

 
namespace hmi {

inline constexpr std::size_t RENDER_LAYER_COUNT =
    static_cast<std::size_t>(RenderLayer::EditorOverlay) + 1;

class LayerVisibility {
public:
    [[nodiscard]] bool visible(RenderLayer layer) const noexcept {
        return _visible[static_cast<std::size_t>(layer)];
    }

    void setVisible(RenderLayer layer, bool isVisible) noexcept {
        _visible[static_cast<std::size_t>(layer)] = isVisible;
    }

    void showAll() noexcept {
        _visible.fill(true);
    }
 
private:
    std::array<bool, RENDER_LAYER_COUNT> _visible = [] {
        std::array<bool, RENDER_LAYER_COUNT> all{};
        all.fill(true);
        return all;
    }();
};
 
}  // namespace hmi