diff --git a/quad/quad/qexpr.rkt b/quad/quad/qexpr.rkt index efa92749..75953a97 100644 --- a/quad/quad/qexpr.rkt +++ b/quad/quad/qexpr.rkt @@ -61,6 +61,12 @@ [(quad? x) (apply qexpr #:name (quad-name x) #:clean-attrs? #t (hash->qattrs (attrs x)) (map loop (elems x)))] [else x]))) +(define/contract (qexpr->quad x) + (qexpr? . -> . quad?) + (if (txexpr? x) + ($quad (attrs->hash (get-attrs x)) (map qexpr->quad (get-elements x))) + x)) + (define/contract (qml->qexpr x) (string? . -> . qexpr?) (parameterize ([permissive-xexprs #t] diff --git a/quad/quad/typewriter-test.rkt b/quad/quad/typewriter-test.rkt index 99fa4ccb..8dd00713 100644 --- a/quad/quad/typewriter-test.rkt +++ b/quad/quad/typewriter-test.rkt @@ -1,3 +1,3 @@ #lang quad/typewriter -@(dynamic-require 'quad/quad '$quad)[(hasheq 'link "http://beautfifulracket.com") '("An expression that")] is not a value can always be partitioned into two parts: a redex, which is the part that changed in a single-step simplification (highlighted), and the continuation, which is the evaluation context surrounding an expression. In (- 4 (+ 1 1)), the redex is (+ 1 1), and the continuation is (- 4 []), where [] takes the place of the redex. That is, the continuation says how to "continue" after the redex is reduced to a value. \ No newline at end of file +◊quad[#:link "http://beautfifulracket.com"]{An expression that} is not a value can always be partitioned into two parts: a redex, which is the part that changed in a single-step simplification (highlighted), and the continuation, which is the evaluation context surrounding an expression. In (- 4 (+ 1 1)), the redex is (+ 1 1), and the continuation is (- 4 []), where [] takes the place of the redex. That is, the continuation says how to "continue" after the redex is reduced to a value. \ No newline at end of file diff --git a/quad/quad/typewriter.rkt b/quad/quad/typewriter.rkt index c14aed13..23ae74f8 100644 --- a/quad/quad/typewriter.rkt +++ b/quad/quad/typewriter.rkt @@ -40,16 +40,16 @@ (define consolidate-into-runs? #t) (define (line-wrap xs size [debug #f]) (break xs size debug - #:break-val (make-break #\newline) - #:soft-break-proc soft-break? - #:finish-wrap-proc (λ (pcs) (list ($line (hasheq 'size (list +inf.0 line-height) 'out 'sw) - ;; consolidate chars into a single run (naively) - ;; by taking attributes from first (including origin) - ;; this only works because there's only one run per line - ;; that is, it suffices to position the first letter - (if consolidate-into-runs? - (list ($char (attrs (car pcs)) (append-map elems pcs))) - pcs)))))) + #:break-val (make-break #\newline) + #:soft-break-proc soft-break? + #:finish-wrap-proc (λ (pcs) (list ($line (hasheq 'size (list +inf.0 line-height) 'out 'sw) + ;; consolidate chars into a single run (naively) + ;; by taking attributes from first (including origin) + ;; this only works because there's only one run per line + ;; that is, it suffices to position the first letter + (if consolidate-into-runs? + (list ($char (attrs (car pcs)) (append-map elems pcs))) + pcs)))))) (define (as-link doc str url-str [x 0] [y 0]) (send doc save) @@ -70,24 +70,28 @@ (set! page-count (add1 page-count)))) '(#\page))) (define (page-wrap xs size [debug #f]) (break xs size debug - #:break-before? #t - #:break-val pb - #:soft-break-proc $break? - #:finish-wrap-proc (λ (pcs) (list ($page (hasheq) (filter-not $break? pcs)))))) + #:break-before? #t + #:break-val pb + #:soft-break-proc $break? + #:finish-wrap-proc (λ (pcs) (list ($page (hasheq) (filter-not $break? pcs)))))) -(define (typeset args) +(define (typeset qarg) (define chars 25) (define line-width (* 7.2 chars)) (define lines-per-page (* 4 line-height)) - (position ($doc (hasheq 'origin '(36 36)) (page-wrap (line-wrap (map charify (atomize (apply quad #f args))) line-width) lines-per-page)))) + (position ($doc (hasheq 'origin '(36 36)) (page-wrap (line-wrap (map charify (atomize qarg)) line-width) lines-per-page)))) -(require hyphenate racket/runtime-path pollen/unstable/typography) +(require hyphenate racket/runtime-path pollen/unstable/typography pollen/tag) + +(provide quad) +(define quad (default-tag-function 'quad)) + (define-runtime-path fira "fira.ttf") (define-macro (mb . ARGS) (with-pattern ([PS (syntax-property #'ARGS 'ps)]) #'(#%module-begin - (define q (typeset (list . ARGS))) + (define q (typeset (qexpr->quad (quad . ARGS)))) ;q (let ([doc (make-object PDFDocument (hasheq 'compress #t @@ -114,5 +118,6 @@ (define (quad-read-syntax path-string p) (define quad-at-reader (make-at-reader #:syntax? #t - #:inside? #t)) + #:inside? #t + #:command-char #\◊)) (syntax-property (quad-at-reader path-string p) 'ps (path-replace-extension path-string #".pdf")))) \ No newline at end of file