Using
When you start you will be presented with a blank canvas. If you are starting work on a new image make sure that the canvas is the right size first, this can be adjusted with the Image Resize... dialog box.
Or you can load an existing image file by selecting File Open... .
Drawing lines or shapes is done by selecting the type of line or shape that you want from the Toolbar icons or the Tools menu and using the or to do the drawing. The colors used by the left and right mouse buttons can be changed by left clicking on the small pads shown in the right hand Toolbar menu (the one showing a small version of the image).
The thickness and style of lines can be adjusted with the Tools Tool Properties... dialog box.
You can select part of the image by choosing the Area Select tool and defining the area by dragging the mouse with the held down. Once you have done this, you can Copy or Cut the area and Paste it anywhere else or erase it by just choosing Cut You can also create a new image containing only the copied area from the original by choosing Edit Paste Image.
If you have modified an existing image and want to save it with the same file name, use File Save .
To save a new image, or to save an existing one with a different file name and possibly a different image format, choose File Save As... which will bring up 's common Save As dialog. Enter the new file name into the Location: text box and press the Save button. The filename you enter must include a suitable extension to define the saved file format.

Supported File Formats
can load and save image files with the following formats:
Filename extension	File format
.bmp  .BMP	Windows pixmaps
.ico  .ICO	Windows icons
.jpg  .JPG  .jpeg  .JPEG	JPEG pictures
.png  .PNG	PNG pictures
.xbm  .XBM	XWindow bitmaps
.xpm  .XPM	XWindow pixmaps