ImageEn, unit iexRulers

TIEViewRulerParams.DisplayNegativeValues

TIEViewRulerParams.DisplayNegativeValues


Declaration

property DisplayNegativeValues: TIENegativeValueDisplay;


Description

Specify how ticks and numbers outside of the image area are displayed, either visible, hidden or disabled.

Item Description
ienvNever Values and ticks are not displayed for areas outside of the image
ienvTicksOnly Only ticks are displayed for areas outside of the image
ienvDisabled Values and ticks are displayed as grayed for areas outside of the image
ienvAlways Values and ticks are displayed for areas outside of the image

Default: ienvDisabled


Example

// Hide invalid (i.e. negative or beyond the size of the image) ruler values
ImageEnView1.RulerParams.DisplayNegativeValues := ienvNever;

// Show invalid ruler values as grayed
ImageEnView1.RulerParams.DisplayNegativeValues := ienvDisabled;

// Show all ruler values
ImageEnView1.RulerParams.DisplayNegativeValues := ienvAlways;