This section contains explanatory topics on:

Positioning and sizing About units, cursor position, horizontal and vertical distances, width, height, alignment, stacking and containers. Use of arithmetic expressions and special symbols. Defining fields and bounds.
Notes on drawing Repositioning the "pen". Drawing straight (Polyline) and curved (Bezier) lines. Placing ellipse and filled or open rectangular shapes.
Notes on text About formatting pages; applying default fonts and pagination to "plain text".
Using data fields How to prompt users for data, include data values in attributes, use processing instructions to place data and apply conditions to groups.