[cairo] how can I save the pixels of a line, and draw the line with the pixels laterly.
M Joonas Pihlaja
jpihlaja at cc.helsinki.fi
Mon Nov 9 11:11:37 PST 2009
Cairo doesn't have any special magic for copying pixels under a line,
so you'll need to copy the pixels under the line yourself. The
simplest way of course is to make a copy of the destination surface
before drawing, or you can get fancy and only copy the parts of the
destination under the line.
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