IXpsOMRadialGradientBrush::SetCenter method (xpsobjectmodel.h)

Sets the center point of the radial gradient region ellipse.

Syntax

HRESULT SetCenter(
  [in] const XPS_POINT *center
);

Parameters

[in] center

The x and y coordinates to be set for the center point of the radial gradient ellipse.

Return value

The method returns an HRESULT. Possible values include, but are not limited to, those in the table that follows. For information about XPS document API return values that are not listed in this table, see XPS Document Errors.

Return code Description
S_OK
The method succeeded.
E_INVALIDARG
The point described by center is not valid. The XPS_POINT structure must contain valid and finite floating-point values.
E_POINTER
center is NULL.

Remarks

The x and y coordinates that are specified in center are relative to the page and are expressed in units of the transform that is in effect.

The following illustration shows the parts of a radial gradient. center sets the location of the center point. For a more detailed description of this diagram, see IXpsOMRadialGradientBrush.

A figure that shows the terms used in a radial gradient

Requirements

Requirement Value
Minimum supported client Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista [desktop apps | UWP apps]
Minimum supported server Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008 [desktop apps | UWP apps]
Target Platform Windows
Header xpsobjectmodel.h

See also

IXpsOMRadialGradientBrush

XML Paper Specification

XPS Document Errors

XPS_POINT