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DynaPDF.DrawCircle

This function draws a circle.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
DynaPDF 3.1 Yes Yes Yes Yes Yes

MBS( "DynaPDF.DrawCircle"; PDF; PosX; PosY; Radius; FillMode )

Parameters

Parameter Description Example value
PDF The PDF reference returned from DynaPDF.New. $pdf
PosX X-Coordinate of the midpoint of the pie. $x
PosY Y-Coordinate of the midpoint of the pie. $y
Radius The radius to use. $radius
FillMode Fill mode. Can be FillNoClose, StrokeNoClose, FillStrokeNoClose, Fill, Stroke, FillStroke, FillEvOdd, FillStrokeEvOdd, FillEvOddNoClose, FillStrokeEvOddNoClose, NoFill or Close. "fill"

Result

Returns OK or error.

Description

This function draws a circle.
The draw direction can be changed with the function DynaPDF.SetDrawDirection.
A circle is a closed path that can be filled, stroked or both. It is also possible to draw a circle invisible to apply the filling rules nonzero winding number or even-odd. The filling rules are described under DynaPDF.ClipPath. The parameter FillMode is ignored if the circle is drawn inside a clipping path. The fill modes are described under DynaPDF.ClosePath.

See also DrawCircle function in DynaPDF manual.

Examples

Clip image to circle:

# Initialize DynaPDF if needed
If [ $$DynaPDFInited ≠ 1 ]
    Perform Script [ “InitDynaPDF” ]
End If
# Clear current PDF document
Set Variable [ $pdf ; Value: MBS("DynaPDF.New") ]
# Add image on page
Set Variable [ $destPage ; Value: 1 ]
Set Variable [ $r ; Value: MBS("DynaPDF.AppendPage"; $pdf) ]
# no recompression if possible! But if needed, we use JPEG 90%
Set Variable [ $r ; Value: MBS("DynaPDF.SetSaveNewImageFormat"; $pdf; 0) ]
Set Variable [ $r ; Value: MBS("DynaPDF.SetJPEGQuality"; $pdf; 90) ]
Set Variable [ $r ; Value: MBS("DynaPDF.SetCompressionFilter"; $pdf; "jpeg") ]
# Save old state to restore later
Set Variable [ $r ; Value: MBS( "DynaPDF.SaveGraphicState"; $pdf ) ]
# Draw circle for clipping
Set Variable [ $r ; Value: MBS( "DynaPDF.DrawCircle"; $pdf; 260; 220; 100; "nofill" ) ]
Set Variable [ $r ; Value: MBS( "DynaPDF.ClipPath"; $pdf; "Winding"; "fill" ) ]
# Draw clipped image
Set Variable [ $r ; Value: MBS("DynaPDF.InsertImage"; $pdf; Merge PDFs::InputImage; 100; 100; 320; 200) ]
# restore graphics static to get unclipped drawing
Set Variable [ $r ; Value: MBS( "DynaPDF.RestoreGraphicState"; $pdf ) ]
# Close page and store PDF in container
Set Variable [ $r ; Value: MBS("DynaPDF.EndPage"; $pdf) ]
Set Field [ Merge PDFs::FinalPDF ; MBS("DynaPDF.Save"; $pdf; "Merged.pdf") ]
Set Variable [ $r ; Value: MBS("DynaPDF.Release"; $pdf) ]

See also

Example Databases

Created 18th August 2014, last changed 13th February 2018


DynaPDF.DrawChord   -   DynaPDF.DrawPie

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Links
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