Annotation and shape drawing tools can be accessed by moving the mouse pointer to the bottom of either the left or right video panes, causing the tool palette to appear.
Drawing Tools Pallete[]
There are five tool type available:
- Rectangular drawings
- Circle drawings
- Line drawings
- Angle drawings
- Magnifying
As the mouse is moved over each tool it will be temporarily highlighted. To select a tool click on the icon in the palette. A selected tool will remain highlighted to show it is ready to be used. Clicking on a tool multiple times cycles it through available variants including unselecting the tool (highlight disappears).
Rectangular drawings[]
Right rectangle[]
Draw an upright standard rectangle.
Drawing sequence: click : drag : click
Skewed rectangle[]
Draw a rotated and skewed rectangle.
Drawing sequence: click : drag second corner : click : drag final shape : click
Circle drawings[]
Circle[]
Draw a circle.
Drawing sequence: click center : drag : click
Circle with dot[]
Draw a circle with a central dot.
Drawing sequence: click center : drag : click
Line drawings[]
Simple line[]
Draw a simple line with no arrows.
Drawing sequence: click : drag : click
Single arrow[]
Draw a simple line with one arrow.
Drawing sequence: click : drag : click
Double arrow[]
Draw a simple line with two arrows.
Drawing sequence: click : drag : click
Angle drawings[]
Simple angle[]
Draw a simple angle with no arrows.
Drawing sequence: click : drag : click vertex : drag : click
Single arrow[]
Draw a simple angle with one arrow.
Drawing sequence: click : drag : click vertex : drag : click
Double arrow[]
Draw a simple angle with two arrows.
Drawing sequence: click : drag : click vertex : drag : click
Magnifying[]
2X zoom[]
Zoom in by a factor of two.
Zooming sequence: click : drag zoom rectangle : click
Click the highlighted magnifying glass tool again to unzoom.
Erasing Drawings[]
Right click on a pane with drawings to erase each shape one at a time in reverse order of creation.
Hold down the right mouse button for about 2 seconds to erase all drawings on the pane at once.