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#pragma once
#include <functional>
#include "UIObject.h"
namespace crepe {
/**
* \brief Represents a clickable UI button, derived from the UiObject class.
*
*/
class Button : public UIObject {
public:
/**
* \brief Constructs a Button with the specified game object ID and dimensions.
*
* \param id The unique ID of the game object associated with this button.
* \param Dimensions The width and height of the UIObject
* \param offset The offset relative this GameObjects Transform
* \param is_toggle Optional flag to indicate if the button is a toggle button. Defaults to false.
* \param on_click callback function that will be invoked when the button is clicked.
*/
Button(game_object_id_t id, const vec2 & dimensions, const vec2 & offset,
const std::function<void()> & on_click, bool is_toggle = false);
/**
* \brief Indicates if the button is a toggle button (can be pressed and released).
*
* A toggle button allows for a pressed/released state, whereas a regular button
* typically only has an on-click state.
*/
bool is_toggle = false;
/**
* \brief The callback function to be executed when the button is clicked.
*
* This function is invoked whenever the button is clicked. It can be set to any
* function that matches the signature `void()`.
*/
std::function<void()> on_click = nullptr;
/**
* \brief Callback function to be executed when the mouse enters the button's boundaries.
*
* This function is triggered when the mouse cursor moves over the button, allowing
* custom actions like visual effects, highlighting, or sound effects.
*/
std::function<void()> on_mouse_enter = nullptr;
/**
* \brief Callback function to be executed when the mouse exits the button's boundaries.
*
* This function is triggered when the mouse cursor moves out of the button's area,
* allowing custom actions like resetting visual effects or playing exit-related effects.
*/
std::function<void()> on_mouse_exit = nullptr;
private:
//! friend relation for is_pressed and hover variables
friend class InputSystem;
/**
* \brief Indicates whether the toggle button is pressed
*
* This state indicates if the toggle button is pressed or not
*/
bool is_pressed = false;
/**
* \brief Indicates whether the mouse is currently hovering over the button.
*
* This is set to true when the mouse is over the button and false otherwise.
*/
bool hover = false;
public:
};
} // namespace crepe
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