ImageFormatConverter.ConvertFrom Method

Reference

Definition

Namespace:: System.Drawing

Assembly:: System.Drawing.Common.dll

Assembly:: System.Drawing.dll

Assembly:: System.Windows.Extensions.dll

Assemblies:: System.Drawing.Common.dll, System.Windows.Extensions.dll

Package:: System.Drawing.Common v10.0.0-preview.1.25080.3

Source:: ImageFormatConverter.cs

Source:: ImageFormatConverter.cs

Source:: ImageFormatConverter.cs

Source:: ImageFormatConverter.cs

Source:: ImageFormatConverter.cs

Source:: ImageFormatConverter.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Converts the specified object to an ImageFormat object.

public:
 override System::Object ^ ConvertFrom(System::ComponentModel::ITypeDescriptorContext ^ context, System::Globalization::CultureInfo ^ culture, System::Object ^ value);

public override object? ConvertFrom(System.ComponentModel.ITypeDescriptorContext? context, System.Globalization.CultureInfo? culture, object value);

public override object ConvertFrom(System.ComponentModel.ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value);

public override object ConvertFrom(System.ComponentModel.ITypeDescriptorContext? context, System.Globalization.CultureInfo? culture, object value);

override this.ConvertFrom : System.ComponentModel.ITypeDescriptorContext * System.Globalization.CultureInfo * obj -> obj

abstract member ConvertFrom : System.ComponentModel.ITypeDescriptorContext * System.Globalization.CultureInfo * obj -> obj
override this.ConvertFrom : System.ComponentModel.ITypeDescriptorContext * System.Globalization.CultureInfo * obj -> obj

Public Overrides Function ConvertFrom (context As ITypeDescriptorContext, culture As CultureInfo, value As Object) As Object

Parameters

context: ITypeDescriptorContext

A formatter context. This object can be used to get more information about the environment this converter is being called from. This may be null, so you should always check. Also, properties on the context object may also return null.

culture: CultureInfo

A CultureInfo object that specifies formatting conventions for a particular culture.

value: Object

The object to convert.

Returns

Object

The converted object.

Exceptions

NotSupportedException

The conversion cannot be completed.

Remarks

The ImageFormatConverter converts to and from known image formats, as specified in the ImageFormat class.

Applies to

Продукт	Версии
.NET	8 (package-provided), 9 (package-provided), 10 (package-provided)
.NET Framework	1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	2.0 (package-provided)
Windows Desktop	3.0, 3.1, 5, 6, 7, 8, 9, 10

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