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DynaPDF.SetUseTransparency

Whether to use transparency color.

Component Version macOS Windows Linux Server iOS SDK
DynaPDF 3.1 ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes
MBS( "DynaPDF.SetUseTransparency"; PDF; Value )   More

Parameters

Parameter Description Example
PDF The PDF reference returned from DynaPDF.New. $pdf
Value Whether to use transparency. Can be 0 to 1. 1

Result

Returns OK on success or error.

Description

Whether to use transparency color.
The property specifies whether images should be masked with the current transparent color to make this color transparent, see also DynaPDF.SetTransparentColor(). This technique is known as color key masking.
The default transparent color is white. Please note that the color is changed to the appropriate value when changing the color space.
Alpha based transparency can be applied with an extended graphics state that must be active before inserting an image. See CreateExtGState for further information.
Default value = 1 (true)

Requires DynaPDF Lite license.

See also SetUseTransparency function in DynaPDF manual.

Examples

Don't try to apply transparency by key color:

MBS( "DynaPDF.SetUseTransparency"; $PDF; 0 )

See also

Example Databases

Blog Entries

This function checks for a license.

Created 18th August 2014, last changed 21st June 2021


DynaPDF.SetUseSystemFonts - DynaPDF.SetUseVisibleCoords