ImageFormatConverter

System.Drawing.ImageFormatConverter

Namespace: System.Drawing

Assembly: System.Drawing.Managed (4.0.0.0)

Provides a type converter to convert ImageFormat objects to and from various other representations, such as strings and instance descriptors.

C#

public class ImageFormatConverter : TypeConverter

VB.NET

Constructors

ImageFormatConverter()

Initializes a new instance of ImageFormatConverter.

Methods

CanConvertFrom(context, sourceType)

Returns whether this converter can convert an object of the given type to an ImageFormat, using the specified context.

Parameter	Type	Description
context	ITypeDescriptorContext	An optional format context that can provide additional information.
sourceType	Type	The type to convert from.

Returns: Boolean. true if conversion is possible; otherwise, false.

CanConvertTo(context, destinationType)

Returns whether this converter can convert an ImageFormat to the specified destination type, using the given context.

Parameter	Type	Description
context	ITypeDescriptorContext	An optional format context that can provide additional information.
destinationType	Type	The type to convert to.

Returns: Boolean. true if conversion is possible; otherwise, false.

ConvertFrom(context, culture, value)

Converts the specified value to an ImageFormat object, using the provided context and culture information.

Parameter	Type	Description
context	ITypeDescriptorContext	An optional format context that can provide additional information.
culture	CultureInfo	The culture to use for conversion.
value	Object	The value to convert.

Returns: Object. An ImageFormat object that represents the converted value.

Throws:

• FormatException Thrown if the value cannot be converted to an ImageFormat.

ConvertTo(context, culture, value, destinationType)

Converts the given ImageFormat object to another type, using the specified context and culture information.

Parameter	Type	Description
context	ITypeDescriptorContext	An optional format context that can provide additional information.
culture	CultureInfo	The culture to use for conversion.
value	Object	The ImageFormat object to convert.
destinationType	Type	The type to convert to.

Returns: Object. An object representing the converted value.

Throws:

• NotSupportedException Thrown if the conversion cannot be performed.

GetStandardValues(context)

Returns a collection of standard ImageFormat values supported by this converter.

Parameter	Type	Description
context	ITypeDescriptorContext	An optional format context that can provide additional information.

Returns: StandardValuesCollection. A StandardValuesCollection containing the standard ImageFormat values, or null if the data type does not support a standard set of values.

GetStandardValuesSupported(context)

Returns whether this object supports a standard set of values that can be picked from a list.

Parameter	Type	Description
context	ITypeDescriptorContext	An optional format context that can provide additional information.

Returns: Boolean. true if standard values are supported; otherwise, false.