ButtonR Class Constructors

    /*---------------------------------------------------

        Default construtor (empty)
        - raylib default font

     ----------------------------------------------------*/
    ButtonR();

    /*---------------------------------------------------

        Constructor-1
        - raylib default font
        text, position

     ----------------------------------------------------*/
    ButtonR(string text, float x, float y);

    /*------------------------------------------------------------

        Constructor-2
        - raylib default font
        text, position, font size

        Note: the font size will modify the size of the button

     -------------------------------------------------------------*/
    ButtonR(string text, float x, float y, float fontSize);

    /*---------------------------------------------------

        Constructor-3
        - raylib default font
        text, position, font size, font color, 
        button color

     ----------------------------------------------------*/
    ButtonR(string text, float x, float y, float fontSize, Color fontColor, Color btnColor);

    /*---------------------------------------------------

        Constructor-4
        - raylib default font
        text, position, font size, font color,
        button color, border color

     ----------------------------------------------------*/
    ButtonR(string text, float x, float y, float fontSize, Color fontColor, Color btn_color, Color borderColor);

    /*---------------------------------------------------

        Constructor-5
        - loaded font
        text, position, font 

     ----------------------------------------------------*/
    ButtonR(string text, float x, float y, Font &font);

    /*---------------------------------------------------

        Constructor-6
        - loaded font
        text, position, font, font size

     ----------------------------------------------------*/
    ButtonR(string text, float x, float y, Font &font, float fontSize);

    /*---------------------------------------------------

        Constructor-7
        - loaded font
        text, position, font, font size, font color,
        button color

     ----------------------------------------------------*/
    ButtonR(string text, float x, float y, Font &font, float fontSize, Color fontColor, Color btnColor);

    /*---------------------------------------------------

        Constructor-8
        - loaded font
        text, position, font, font size, font color,
        button color, border color

     ----------------------------------------------------*/
    ButtonR(string text, float x, float y, Font &font, float fontSize, Color fontColor, Color btnColor, Color borderColor);

    /*---------------------------------------------------

        constructor-9
        - loaded font
        text, font, font size

     ----------------------------------------------------*/
    ButtonR(string text, Font &font, float fontSize);