51 lines
1.9 KiB
Racket
51 lines
1.9 KiB
Racket
#lang racket
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;;; SPDX-License-Identifier: LGPL-3.0-or-later
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;;; SPDX-FileCopyrightText: Copyright © 2017-2022 Tony Garnock-Jones <tonyg@leastfixedpoint.com>
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(module+ main
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(require racket/cmdline)
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(require "../types.rkt")
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(require "../read.rkt")
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(require "../render.rkt")
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(define config (render-config))
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(define *target* 'screen)
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(define-syntax-rule (! [fld val] ...)
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(set! config (struct-copy <render-config> config [fld val] ...)))
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(define filename
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(command-line
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#:once-each
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[("-s" "--scale") scale "Rescales output; 1 = 100%"
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(! [scale (string->number scale)])]
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[("-t" "--target") target "Choose target: screen, png, png@2x, svg, eps, pdf"
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(set! *target* (string->symbol target))]
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[("--width") width ((format "Width of swimlane cells (default: ~a)"
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(render-config-width config)))
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(! [width (string->number width)])]
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[("--height") height ((format "Minimum height of rows (default: ~a)"
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(render-config-width config)))
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(! [height (string->number height)])]
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[("--gap") gap ((format "Extra space between rows (default: ~a)" (render-config-gap config)))
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(! [gap (string->number gap)])]
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[("--number") "Enables step numbering"
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(! [number-steps? #t])]
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[("--no-number") "Disables step numbering"
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(! [number-steps? #f])]
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[("--number-gap") number-gap ((format "Extra space to row numbers (default: ~a)"
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(render-config-number-gap config)))
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(! [number-gap (string->number number-gap)])]
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#:args (filename)
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filename))
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(define (read-input port)
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(read-msd port #:config config))
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(define msd (if (equal? filename "-")
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(read-input (current-input-port))
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(call-with-input-file filename read-input)))
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(render (msd->pict msd #:config config)
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#:target *target*))
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