The mouse-menu provides a quick call to some frequently used functions.
To popup the mouse-menu, right click with your mouse anywhere in the canvas.
When you zoomed in on the picture, use this command to zoom back.
Everytime it is clicked, it zooms back one step. This is possible until
the zoomfactor is 1. The Zoom back option becomes unavaible then.
To view the complete drawing again, after zooming in, click Zoom out.
This option is unavaible when the zoomfactor is 1.
The View structure option is also available in the
View menu. Please go
there for an explanation.
The View layers option is also available in the
View menu. Please go
there for an explanation.
Set relative start defines the first point that is used for
calculating distances. The second point can be set with the next item
in the mouse-menu: Calculate distance.
The starting point is set at (0,0) when the program is started, and
when a new file is loaded.
This item calculates the absolute distance, the distance in x,
the distance in y and the angle from the start point to the current
point.
If not present already, this item brings up the following dialog:
Clicking the Clear button will remove all relative points and
set the start point at (0,0).
