Paint – PB Docs 126

Paint DataWindow expression function

Description

Takes a string expression argument and returns the same string,
allowing you to paint inside a DataWindow object in a way that respect
the position and z-order of other DataWindow objects.

Syntax

Argument

Description

expr

Any valid DataWindow expression. It should
contain a function call to a drawing global function with rendering
logic. If expr is a string expression and the
value is not null, the computed field will render the evaluated
string expression.

Return Values

String. The Paint expression function takes a string expression
argument and returns the same string.

Examples

This example instantiates the drawing functions and,
if the drawing function returns false, the text “No Pie” displays.


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