F_VN_PutTextExp

F_VN_PutTextExp 1:

Write text into an image. (expert function)

Syntax

Definition:

FUNCTION F_VN_PutTextExp : HRESULT
VAR_INPUT
    sText             : STRING;
    ipDestImage       : ITcVnImage;
    nX                : UDINT;
    nY                : UDINT;
    eFontType         : ETcVnFontType;
    fFontScale        : LREAL;
END_VAR
VAR_IN_OUT
    aColor            : TcVnVector4_LREAL;
END_VAR
VAR_INPUT
    nThickness        : DINT;
    eLineType         : ETcVnLineType;
    bBottomLeftOrigin : BOOL;
    hrPrev            : HRESULT;
END_VAR

F_VN_PutTextExp 2: Inputs

Name

Type

Description

sText

STRING

Text

ipDestImage

ITcVnImage

Destination image

nX

UDINT

x coordinate (bottom left)

nY

UDINT

y coordinate (bottom left)

eFontType

ETcVnFontType

Font type

fFontScale

LREAL

Scaling factor

nThickness

DINT

Line thickness

eLineType

ETcVnLineType

Line type

bBottomLeftOrigin

BOOL

Sets the image origin to the bottom left corner, if true

hrPrev

HRESULT

HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.)

F_VN_PutTextExp 3: In/Outputs

Name

Type

Description

aColor

TcVnVector4_LREAL

Text color

F_VN_PutTextExp 4: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1. 4024.44 or later

PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU

Tc3_Vision