__init__.py 文件源码

def get_data(self, element, ranges, style):
        if self.geographic:
            vdim = element.vdims[0] if element.vdims else None
            value = element.level
            if vdim is not None and (value is not None and np.isfinite(value)):
                self._norm_kwargs(element, ranges, style, vdim)
                style['clim'] = style.pop('vmin'), style.pop('vmax')
                style['array'] = np.array([value])
            return ([element.data], element.crs), style, {}
        else:
            SkipRendering('Shape can only be plotted on geographic plot, '
                          'supply a coordinate reference system.')


########################################
#  Geographic features and annotations #
########################################