ImageGear for C and C++ on Windows v19.3 - Updated
IG_ARTX_protractor_create
API Reference Guide > ArtX Component API Reference > ArtX Component Objects Reference > HIG_ARTX_PROTRACTOR > IG_ARTX_protractor_create

This function creates a new instance of protractor annotation (IG_ARTX_MARK_PROTRACTOR).

Declaration:

 
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AT_ERRCOUNT ACCUAPI IG_ARTX_protractor_create(
        LPAT_POINT lpPoints,
        LPAT_ARTX_BORDER pLine,
        LPAT_ARTX_ASPECTRATIO lpAspectRatio,
        AT_INT nArcRadius,
        AT_INT nPrecision,
        LPAT_ARTX_FONT lpFont,
        AT_INT nOpacity,
        LPHIG_ARTX_PROTRACTOR lphMark
);

Arguments:

Name Type Description
lpPoints LPAT_POINT Array of annotation points. Protractor consists of 3 points and lpPoints should contain 3 AT_POINT elements.
pLine LPAT_ARTX_BORDER Attributes of line used to draw annotation.
lpAspectRatio AT_ARTX_ASPECTRATIO Structure with protractor aspect ratio attributes.
nArcRadius AT_INT Specifies radius of protractor arc.
nPrecision AT_INT Specifies precision of protractor measurement output.
lpFont LPAT_ARTX_FONT Attributes of font to be used for protractor label drawing.
nOpacity AT_INT Annotation opacity value.
lphMark LPHIG_ARTX_PROTRACTOR Pointer to storage for new annotation handle.

Return Value:

Error count.

Supported Raster Image Formats:

This function does not process image pixels.

Remarks:

Upon successful completion: