base_raster_scan.py 文件源码

def update_display(self):
        #self.log.debug('update_display')
        if self.initial_scan_setup_plotting:
            if self.settings['show_previous_scans']:
                self.img_item = pg.ImageItem()
                self.img_items.append(self.img_item)
                self.img_plot.addItem(self.img_item)
                self.hist_lut.setImageItem(self.img_item)

            self.img_item.setImage(self.display_image_map[0,:,:])
            x0, x1, y0, y1 = self.imshow_extent
            self.log.debug('update_display set bounds {} {} {} {}'.format(x0, x1, y0, y1))
            self.img_item_rect = QtCore.QRectF(x0, y0, x1-x0, y1-y0)
            self.img_item.setRect(self.img_item_rect)
            self.log.debug('update_display set bounds {}'.format(self.img_item_rect))

            self.initial_scan_setup_plotting = False
        else:
            #if self.settings.scan_type.val in ['raster']
            kk, jj, ii = self.current_scan_index
            self.disp_img = self.display_image_map[kk,:,:].T
            self.img_item.setImage(self.disp_img, autoRange=False, autoLevels=False)
            self.img_item.setRect(self.img_item_rect) # Important to set rectangle after setImage for non-square pixels
            self.update_LUT()