F_VN_PutLabel
Write a label (black text on white background) into an image.
Syntax
Definition:
FUNCTION F_VN_PutLabel : HRESULT
VAR_INPUT
sText : STRING;
ipDestImage : ITcVnImage;
nX : UDINT;
nY : UDINT;
fFontScale : LREAL;
hrPrev : HRESULT;
END_VAR
Inputs
Name |
Type |
Description |
---|---|---|
sText |
STRING |
Text |
ipDestImage |
Destination image | |
nX |
UDINT |
x coordinate (bottom left) |
nY |
UDINT |
y coordinate (bottom left) |
fFontScale |
LREAL |
Scaling factor |
hrPrev |
HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.) |
Required License
TC3 Vision Base
System Requirements
Development environment | Target platform | PLC libraries to include |
---|---|---|
TwinCAT V3.1.4024.54 or later | PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU | Tc3_Vision |