To create a linear ROI, select the menu item Measuring ▹ Draw Line (also accessible as tool bar button). For more information about how to draw a linear ROI, please refer to the section “Create ROI”. You can also check the ROI data via the tool bar button View ROI Data read more about ROI data in the section Create ROI.
To create a circular ROI, select the menu item Measuring ▹ Draw Line (also accessible as tool bar button). For more information about how to draw a circular ROI, please refer to the section “Create ROI”. You can also check the ROI data via the tool bar button View ROI Data read more about ROI data in the section Create ROI.
You can delete an ROI item via the menu item Measuring ▹ Delete Selected ROI Item or via the corresponding button of the tool bar.
Via the menu item Measure ▹ Load ROI from File, you can load a previously saved ROI from a file.
If you want to reuse an ROI, you can save it to a file via the menu item Measure ▹ Save ROI to File.
You can delete all ROIs via the menu item Measuring ▹ Delete All ROIs or via the corresponding button of the tool bar.