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get-bounds

Function
Summary

Returns the four values of the currently collected drawing extremes.

Package

graphics-ports

Signature

get-bounds pixmap-port => left , top , right , bottom

Arguments

pixmap-port

A graphics port.

Values

left

An integer.

top

An integer.

right

An integer.

bottom

An integer.

Description

The get-bounds functions returns the four values left , top , right , bottom of the currently collected drawing extremes. The values can be used to get an image from the port.

Example
(with-pixmap-graphics-port (p1 pane width height
                            :relative t)
  (with-graphics-rotation (p1 0.123)
  (draw-rectangle p1 100 100 200 120 :filled t
                  :foreground :red)
  (get-bounds p1)))

produces the following output:

72
112 
285 
255 
See also

make-image-from-port


LispWorks CAPI Reference Manual - 17 Mar 2008

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