owintegrate.py 文件源码

def redraw_integral(self):
        dis = []
        if np.any(self.curveplot.selection_group) and self.curveplot.data:
            # select data
            ind = np.flatnonzero(self.curveplot.selection_group)[0]
            show = self.curveplot.data[ind:ind+1]

            previews = self.flow_view.preview_n()
            for i in range(self.preprocessormodel.rowCount()):
                if i in previews:
                    item = self.preprocessormodel.item(i)
                    desc = item.data(DescriptionRole)
                    params = item.data(ParametersRole)
                    if not isinstance(params, dict):
                        params = {}
                    preproc = desc.viewclass.createinstance(params)
                    preproc.metas = False
                    datai = preproc(show)
                    di = datai.domain.attributes[0].compute_value.draw_info(show)
                    color = self.flow_view.preview_color(i)
                    dis.append({"draw": di, "color": color})
        refresh_integral_markings(dis, self.markings_list, self.curveplot)