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Harris Geospatial / Docs Center / IDL Reference

Object Graphics - Destination

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Title 
Description 
IDLgrBuffer An in-memory, off-screen destination object.
IDLgrBuffer Properties  
IDLgrBuffer::Cleanup Performs all cleanup on the object.
IDLgrBuffer::Draw Draws the given picture to this graphics destination.
IDLgrBuffer::Erase Erases this graphics destination.
IDLgrBuffer::GetContiguousPixels Returns an array of long integers whose length is equal to the number of colors available in the index color mode (that is, the value of the N_COLORS property).
IDLgrBuffer::GetDeviceInfo Returns information which allows IDL applications to intelligently make decisions for optimal performance.
IDLgrBuffer::GetFontnames Returns the list of available fonts that can be used in IDLgrFont objects.
IDLgrBuffer::GetProperty Retrieves the value of a property or group of properties for the object.
IDLgrBuffer::GetTextDimensions Retrieves the dimensions of a text or axis object that will be rendered in a window.
IDLgrBuffer::Init Initializes the object.
IDLgrBuffer::PickData Maps a point in the two-dimensional device space of the buffer to a point in the three-dimensional data space of an object tree.
IDLgrBuffer::QueryRequiredTiles Used in conjunction with an IDLgrImage object that supports tiling.
IDLgrBuffer::Read Reads an image from a buffer.
IDLgrBuffer::Select Returns a list of objects selected at a specified location.
IDLgrBuffer::SetProperty Sets the value of a property or group of properties for the object.
IDLgrClipboard A destination object representing the native clipboard.
IDLgrClipboard Properties  
IDLgrClipboard::Cleanup Performs all cleanup on the object.
IDLgrClipboard::Draw Draws the given picture to this graphics destination.
IDLgrClipboard::GetContiguousPixels Returns an array of long integers whose length is equal to the number of colors available in the index color mode (that is, the value of the N_COLORS property).
IDLgrClipboard::GetDeviceInfo Returns information which allows IDL applications to intelligently make decisions for optimal performance.
IDLgrClipboard::GetFontnames Returns the list of available fonts that can be used in IDLgrFont objects.
IDLgrClipboard::GetProperty Retrieves the value of a property or group of properties for the object.
IDLgrClipboard::GetTextDimensions Retrieves the dimensions of a text or axis object that will be rendered in the clipboard buffer.
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