ui_button.h

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#pragma once
 
#include <engine/public/ui/interactable/ui_interactable.h>
#include <engine/public/util/color.h>
 
#include <functional>
 
class UIButton : public UIInteractable {
 public:
  UIButton(Scene& scene, float width, float height, Point pivot, Point anchor,
           const std::string& label = "", const std::string& font = "",
           const std::string& font_path = "",
           const std::string& sprite_path = "");
 
  void update(float dt) override;
 
  void add_on_press(const std::function<void(UIButton&)>& handler);
 
  void on_hover() override;
  void on_unhover() override;
 
  void on_press() override;
  void on_release() override;
 
  [[nodiscard]] std::string label() const;
  UIButton& label(const std::string& label);
 
  [[nodiscard]] Color label_color() const;
  UIButton& label_color(const Color& color);
 
  [[nodiscard]] int font_size() const;
  UIButton& font_size(int size);
 
  [[nodiscard]] Color button_color() const;
  UIButton& button_color(const Color& color);
 
 private:
  void trigger_on_press();
 
  std::vector<std::function<void(UIButton&)>> on_press_handlers_;
};