travelling_salesman_problem_2.py 文件源码

def ini_plot(self):
        self.plot1 = self.figure.add_subplot(211)
        self.plot1.set_title("Number of Lines: " +str(self.iter.Lines.num))

        self.plot2 = self.figure.add_subplot(212)
        self.plot2.set_title(('Best Tour length: %0.1f ' % (self.iter.Fittness.best_fittness[-1])))
        self.plot2.set_xlabel('Iteration')
        self.plot2.set_ylabel('Tour Length')        

        nr = 0
        self.plot1.hold(True)
        for line in self.iter.Lines.lines:
            line.plot_line(self.plot1,'-ro')
            line.add_text(self.plot1, str(nr))
            nr += 1

        self.lines1 = []
        con_lines = self.gen_plot_route()
        for line in con_lines:
            line.plot_line(self.plot1,'-b')

        best_fittness = self.iter.Fittness.best_fittness
        self.line2 = self.plot2.plot(range(len(best_fittness)), best_fittness, 'r-')
        self.plot2.set_ylim(0, best_fittness[0]+5)
        self.canvas.show()