Toolbar button layout (from left to right)
- Open Open an existing image file to view and edit.
- Save Save the image to a file (support BMP, JPEG, GIF format).
- Undo Cancel an editing action.
- Redo Redo an editing action.
- Capture Window, Button, Control
- Capture Rectangle Area
- Capture Square Area
- Capture Ellipse Area
- Capture Circle Area
- Capture Polygon Area
- Help Open help file.