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#lang racket/base
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(require (for-syntax racket/base racket/syntax))
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(provide (prefix-out world: (all-defined-out)))
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(define-syntax-rule (define-parameter name val)
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(define name (make-parameter val)))
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(define-syntax (define-key-and-parameter stx)
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(syntax-case stx ()
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[(_ name keyname val)
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(with-syntax ([name-key (format-id #'name "~a-key" #'name)]
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[name-default (format-id #'name "~a-default" #'name)])
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#'(begin
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(define name-key keyname)
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(define-parameter name-default val)))]))
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(define-key-and-parameter measure 'measure 300)
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(define-key-and-parameter font-size 'size 13)
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(define-key-and-parameter font-name 'font "Triplicate T4")
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(define-key-and-parameter font-weight 'weight 'normal)
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(define-key-and-parameter font-style 'style 'normal)
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(define-key-and-parameter font-color 'color "black")
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(define-key-and-parameter font-background 'background "none")
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(define-key-and-parameter column-count 'column-count 2)
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(define-key-and-parameter column-gutter 'column-gutter 30)
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(define max-quality 100)
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(define adaptive-quality 50)
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(define draft-quality 20)
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(define-key-and-parameter quality 'quality max-quality)
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(define-key-and-parameter horiz-alignment 'x-align 'left)
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(define-key-and-parameter leading 'leading (floor (* (font-size-default) 1.4)))
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(define-key-and-parameter paper-width 'paper-width (* 8.5 72))
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(define-key-and-parameter paper-height 'paper-height (* 11 72))
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(define line-looseness-key 'looseness)
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(define width-key 'width)
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(define horiz-alignment-last-line-key 'x-align-last-line)
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(define word-break-key 'word-break)
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(define no-break-key 'nb)
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(define before-break-key 'bb)
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(define ascent-key 'ascent)
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(define height-key 'height)
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(define unbreakable-key 'no-break)
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(define line-index-key 'line-idx)
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(define total-lines-key 'lines)
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(define page-index-key 'page-idx)
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(define column-index-key 'column-idx)
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(define x-position-key 'x)
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(define y-position-key 'y)
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(define page-key 'page)
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(define soft-hyphen #\u00AD)
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(define hyphens-and-dashes (list "-" "–" "—" (format "~a" soft-hyphen)))
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(define spaces '(" "))
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(define empty-string '"")
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(define mergeable-quad-types '(char run word))
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(define-parameter default-word-break-list '(nb "" bb "-"))
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(define-parameter optical-overhang 0.8)
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(define line-looseness-tolerance 0.05) ; 0.04 seems to be the magic point that avoids a lot of hyphenation
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(define hyphen-limit 1) ; does not work with first-fit wrapping
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(define minimum-last-line-chars 5)
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(define allow-hyphenated-last-word-in-paragraph #t)
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(define allowed-overfull-ratio 1.015)
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(define last-line-can-be-short #t)
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(define use-optical-kerns? #t)
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(define use-hyphenation? #t)
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(define new-line-penalty 5000)
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(define hyphen-penalty 5000)
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(define hanging-chars '("." "-" "," "‘" "’" "“" "”" "'" "\"" ")" "(" "[" "]" "{" "}" ":" ";"))
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(define minimum-lines-per-column 4)
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(define min-first-lines 2)
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(define min-last-lines 2)
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(define default-lines-per-column 36)
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(define-parameter logging-level 'debug) |