Insert a polyline

Wizard for inserting a polyline into the tactile graph. A polyline is a figure formed by a series of lines continuously joined together. Each line is a segment that joins a point to the end of the previous point.

The wizard allows you to enter N points of the polyline. A list contains all points, consisting of a pair of X and Y coordinates. The list is associated with a context menu containing some management functions.

- X and Y coordinate fields: Pair of values to add a new point. The new point is always added at the end of the others. To move a point up or down, the list has specific movement functions.

- Add: button to add a point to the list. The coordinate pair of the point is derived from the values of the X and Y fields.

- Delete: button to remove a point from the list.