Global Mapper SDK

GM_SetVectorDrawScale

Specifies the extra scaling factor to apply to line widths, point symbols, and fonts when drawing. This is useful when printing to try and keep vector features the same size as displayed.

This returns the previous vector draw scale so that it can be restored if necessary.

Syntax

C++

Copy

float GM_SetVectorDrawScale
(
float   aDrawScale  // in: scale factor to apply to line widths, symbols, and fonts
);