Heap sort of lowercased filenames, used to help accelerate plain central directory searches by mz_zip_reader_locate_file(). (Could also use qsort(), b

reset the state to default

API click: on mouse down, move the cursor to the clicked location, and reset the selection

API cut: delete selection

discard the oldest entry in the redo list--it's bad if this ever happens, but because undo & redo have to store the actual characters in different cas

API drag: on mouse drag, move the cursor and selection endpoint to the clicked location

API initialize

API key: process a keyboard input

API paste: replace existing selection with passed-in text

returns number of contours

note: this routine clips fills that extend off the edges... ideally this wouldn't happen, but it could happen if the truetype glyph bounding boxes are

x^3 + c*x^2 + b*x + a = 0

tesselate until threshhold p is happy... @TODO warped to compensate for non-linear stretching

tdefl_calculate_minimum_redundancy() originally written by: Alistair Moffat, alistair@cs.mu.oz.au, Jyrki Katajainen, jyrki@diku.dk, November 1996.

Simple PNG writer function by Alex Evans, 2011. Released into the public domain: https://gist.github.com/908299, more context at http://altdevblogaday

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Set bit 'c' in the array