multiplot.py 文件源码

def setSymColormap(self):
        cmap = {'ticks':
                [[0, (106, 0, 31, 255)],
                 [.5, (255, 255, 255, 255)],
                 [1., (8, 54, 104, 255)]],
                'mode': 'rgb'}
        cmap = {'ticks':
                [[0, (172, 56, 56)],
                 [.5, (255, 255, 255)],
                 [1., (51, 53, 120)]],
                'mode': 'rgb'}

        lvl_min = lvl_max = 0
        for plot in self.plots:
            plt_min = num.nanmin(plot.data)
            plt_max = num.nanmax(plot.data)
            lvl_max = lvl_max if plt_max < lvl_max else plt_max
            lvl_min = lvl_min if plt_min > lvl_min else plt_min

        abs_range = max(abs(lvl_min), abs(lvl_max))

        self.gradient.restoreState(cmap)
        self.setLevels(-abs_range, abs_range)