with-line-join

Arguments: (window line-join-style) &body body

Evaluates body while the line-join style of stream is line-join-style.

Restores the previous line-join style upon exiting, returning whatever body returns.

See also line-end, with-line-end, begin-drawing-path, end-drawing-path, and with-drawing-path.

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Created 2015.5.21.