ui_panel.hpp

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#ifndef TOYMAKERBUILTINS_UIPANEL_H
#define TOYMAKERBUILTINS_UIPANEL_H
 
#include "toymaker/engine/sim_system.hpp"
 
#include "nine_slice_panel.hpp"
#include "ui_container.hpp"
 
namespace ToyMaker {

    class UIPanel: public ToyMaker::SimObjectAspect<UIPanel>, public IUIElement {
    public:
        UIPanel(): SimObjectAspect<UIPanel>{0} {}

        inline static std::string getSimObjectAspectTypeName() { return "UIPanel"; }

        static std::shared_ptr<BaseSimObjectAspect> create(const nlohmann::json& jsonAspectProperties);

        std::shared_ptr<BaseSimObjectAspect> clone() const override;

        void onActivated() override;

        virtual void updateContentSize(glm::vec2 contentSize);

        void updateAnchor(glm::vec2 anchor);

        void updateBasePanel(std::shared_ptr<NineSlicePanel> newPanel);

        inline glm::vec2 getContentSize() const { return mContentSize; }

        inline glm::vec2 getReferenceCoordinate() const override { return mReferenceCoordinate; }

        inline glm::vec3 getOffsets() const override { return mOffsets; }

        inline bool allowsDescendantControl() const override { return mAllowsDescendantControl; }
 
    private:
        void recomputeTexture();

        std::shared_ptr<NineSlicePanel> mBasePanel {};

        glm::vec2 mContentSize {0.f, 0.f};

        glm::vec2 mAnchor {0.f, 0.f};

        glm::vec2 mReferenceCoordinate { 0.f, 0.f };

        glm::vec3 mOffsets { 0.f, 0.f, 0.f };

        bool mAllowsDescendantControl { false };
    };
}
 
#endif