(fid=envi_file.fid, dims=envi_file.dims) envi_file_mng, id=envi_file.fid, /remove (*state.image_data) = ptr_new(image_data, /no_copy) (*state.image_ptr) = ptr_new(/allocate_heap) ; 显示影像在主窗体 widget_control, draw_area, get_value=draw_window wset, draw_window tv, ...