BackgroundRemoval Class
Defines the BackgroundRemoval Class.This class is only available in Office2010.When the object is serialized out as xml, its qualified name is a14:backgroundRemoval.
Inheritance Hierarchy
System.Object
DocumentFormat.OpenXml.OpenXmlElement
DocumentFormat.OpenXml.OpenXmlCompositeElement
DocumentFormat.OpenXml.Office2010.Drawing.BackgroundRemoval
Namespace: DocumentFormat.OpenXml.Office2010.Drawing
Assembly: DocumentFormat.OpenXml (in DocumentFormat.OpenXml.dll)
Syntax
声明
<ChildElementInfoAttribute(GetType(ForegroundMark), FileFormatVersions.Office2010)> _
<ChildElementInfoAttribute(GetType(BackgroundMark), FileFormatVersions.Office2010)> _
<OfficeAvailabilityAttribute(FileFormatVersions.Office2010)> _
Public Class BackgroundRemoval _
Inherits OpenXmlCompositeElement
用法
Dim instance As BackgroundRemoval
[ChildElementInfoAttribute(typeof(ForegroundMark), FileFormatVersions.Office2010)]
[ChildElementInfoAttribute(typeof(BackgroundMark), FileFormatVersions.Office2010)]
[OfficeAvailabilityAttribute(FileFormatVersions.Office2010)]
public class BackgroundRemoval : OpenXmlCompositeElement
Remarks
The following table lists the possible child types:
ForegroundMark <a14:foregroundMark>
BackgroundMark <a14:backgroundMark>
2.5.27 CT_PictureEffectBackgroundRemoval
Target namespace: https://schemas.microsoft.com/office/drawing/2007/7/7/main
Referenced by: CT_PictureEffect
A complex type that specifies a background removal effect applied to a picture. A marquee defines the rectangular region limiting what pixels are considered to be in the foreground of a picture. Foreground and background marks further specify regions to include and exclude.
Child Elements:
foregroundMark : A CT_PictureEffectBackgroundRemovalForegroundMark element that specifies a line segment which marks a region to include within a picture.
backgroundMark : A CT_PictureEffectBackgroundRemovalBackgroundMark element that specifies a line segment which marks a region to exclude from a picture.
Attributes:
t : An ST_PositiveFixedPercentage ([ISO/IEC-29500-1] section A.4.1) attribute that specifies the top position of the marquee, relative to the height of a picture.
b : An ST_PositiveFixedPercentage ([ISO/IEC-29500-1] section A.4.1) attribute that specifies the bottom position of the marquee, relative to the height of a picture.
l : An ST_PositiveFixedPercentage ([ISO/IEC-29500-1] section A.4.1) attribute that specifies the left position of the marquee, relative to the width of a picture.
r : An ST_PositiveFixedPercentage ([ISO/IEC-29500-1] section A.4.1) attribute that specifies the right position of the marquee, relative to the width of a picture.
The following W3C XML Schema ([XMLSCHEMA1] section 2.1) fragment specifies the contents of this complex type.
<xsd:complexType name="CT_PictureEffectBackgroundRemoval">
<xsd:sequence>
<xsd:element name="foregroundMark" type="CT_PictureEffectBackgroundRemovalForegroundMark" minOccurs="0" maxOccurs="unbounded"/>
<xsd:element name="backgroundMark" type="CT_PictureEffectBackgroundRemovalBackgroundMark" minOccurs="0" maxOccurs="unbounded"/>
</xsd:sequence>
<xsd:attribute name="t" type="a:ST_PositiveFixedPercentage" use="required"/>
<xsd:attribute name="b" type="a:ST_PositiveFixedPercentage" use="required"/>
<xsd:attribute name="l" type="a:ST_PositiveFixedPercentage" use="required"/>
<xsd:attribute name="r" type="a:ST_PositiveFixedPercentage" use="required"/>
</xsd:complexType>
See section 5.1 for the full W3C XML Schema ([XMLSCHEMA1] section 2.1).
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.