from tkinter import *
root= Tk()
root.geometry("400x400")
root.resizable(0, 0)
root.config(bg="#0757d9")
root.title("Taxa de Crescimento Anual Composta")
def limpar():
    vvalor_final_entrada.delete(0, END)
    valor_inicial_entrada.delete(0, END)
    prazo_entrada.delete(0, END)
    resultado.set("")

def app():
    vi = valor_inicial.get()
    vf = valor_final.get()
    n = prazo.get()
    cagr = ((vf / vi) ** (1 / n)) - 1
    cagrarr = round(cagr,2)
    mensagem =f'Taxa de Crescimento Anual Composta: {cagrarr*100}%'
    resultado.set(mensagem)
titulo = Label(text="Taxa de Crescimento Anual Composta",
               font=("Arial", "15", "bold"),bg="#0757d9",fg="#e1e9f5")
titulo.place(relx=0.05, rely=0.05)
texto_sub1  = Label(text="Valor Inicial:",
                    font=("Arial", "15", "bold"),bg="#0757d9",fg="#e1e9f5")
texto_sub1.place(relx=0.1, rely=0.23)
texto_sub2= Label(text="Valor Final: ",
                    font=("Arial", "15", "bold"),bg="#0757d9",fg="#e1e9f5")
texto_sub2.place(relx=0.1, rely=0.38)

texto_sub3= Label(text="Prazo: ",
                    font=("Arial", "15", "bold"),bg="#0757d9",fg="#e1e9f5")
texto_sub3.place(relx=0.18, rely=0.55)

valor_inicial = DoubleVar()
valor_inicial_entrada = Entry(textvariable=valor_inicial,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
valor_inicial_entrada.place(relx=0.5, rely=0.23, relwidth=0.3)

valor_final = DoubleVar()
vvalor_final_entrada = Entry(textvariable=valor_final,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
vvalor_final_entrada.place(relx=0.5, rely=0.38, relwidth=0.3)


prazo = IntVar()
prazo_entrada = Entry(textvariable=prazo,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
prazo_entrada.place(relx=0.5, rely=0.55, relwidth=0.3)


but1 = Button(text="Verificar", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'), command=app)
but1.place(relx=0.05, rely=0.65, relwidth=0.25, relheight=0.1)
but_limpar = Button(text="Limpar", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 12, 'bold'), command=limpar)
but_limpar.place(relx=0.35, rely=0.65, relwidth=0.25, relheight=0.1)

but_sair = Button(text="Sair", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 12, 'bold'), command=root.destroy)
but_sair.place(relx=0.65, rely=0.65, relwidth=0.25, relheight=0.1)
resultado = StringVar()
resultado_texto = Label(textvariable=resultado,
                           font=("Arial", 12, "bold"), bg="#cfe2f3")
resultado_texto.place(relx=0.05, rely=0.8, relwidth=0.9,relheight=0.1)

root.mainloop()