ui_text.hpp

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#ifndef ZOAPPUITEXT_H
#define ZOAPPUITEXT_H
 
#include "toymaker/sim_system.hpp"
#include "toymaker/text_render.hpp"

class UIText: public ToyMaker::SimObjectAspect<UIText> {
public:
    UIText(): SimObjectAspect<UIText>{0} {}

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

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

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

    void onActivated() override;

    inline std::string getText() const { return mText; }

    void updateText(const std::string& newText);

    void updateColor(glm::u8vec4 newColour);

    void updateScale(float scale);

    void updateFont(const std::string& textResourceName);

    void updateAnchor(glm::vec2 anchor);
 
private:
    void recomputeTexture();

    glm::u8vec4 mColor {0x00, 0x00, 0x00, 0xFF};

    std::shared_ptr<ToyMaker::TextFont> mFont {};

    std::string mText {};

    float mScale { 1e-2 };

    uint32_t mMaxWidthPixels { 0 };

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