Nevron Open Vision Documentation
Nevron.Nov.Graphics Namespace / NImageSource Class
Fields Properties Methods Events


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    NImageSource Class Members
    In This Topic

    The following tables list the members exposed by NImageSource.

    Protected Fields
     NameDescription
    Protected FieldIf all pixels of the image have the same alpha value, the field stores the alpha value as a number in the range [0, 1]. If the alpha value varies accross pixels, the value must be -1. If not calculated yet, the value must be -2.  
    Protected Field  
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    Public Properties
     NameDescription
    Public PropertyGets the image natural bounds.  
    Public PropertyGets the exception that has been thrown during retrieval of image source data. Returns null if no exception has been thrown.  
    Public PropertyGets the number of frames in the image.  
    Public PropertyGets the height of this image source.  
    Public PropertyGets information about the current image data.  
    Public PropertyReturns true if the image source data can change during the lifetime of this image source.  
    Public PropertyGets the width of this image source.  
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    Public Methods
     NameDescription
    Public MethodCreates a raster for the frame at the given zero-based index.  
    Public MethodCreates a new raster from the native image data of this source.  
    Public MethodMust override to create a copy of the current object.  
    Public MethodMust override to deserialize the object state from the specified property bag.  
    Public MethodObtains encoded image data for this image source.  
    Public MethodGets a  
    Public MethodCreates a new raster from the native image data of this source.  
    Public MethodMust override to serialize the object state into the specified property bag.  
    Public MethodDetermines whether all of the image's pixels have the same alpha value and obtains this alpha value.  
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    Protected Methods
     NameDescription
    Protected MethodClears the image source's cached data.  
    Protected Method  
    Protected MethodClears cached data and raises the ImageDataChanged event.  
    Protected MethodUpdates the cached data of this image source.  
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    Public Events
     NameDescription
    Public EventOccurs when this image source has changed.  
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    See Also