From 01fc959e634f12740f79d27c7358f2023fb25e30 Mon Sep 17 00:00:00 2001 From: Robby Findler Date: Fri, 31 Dec 2010 14:44:10 -0600 Subject: [PATCH] change 2htdp/image docs so that it uses just the regular evaluation mechanism instead of the fancy dance it was doing before --- .../teachpack/2htdp/scribblings/image-gen.rkt | 125 --- .../teachpack/2htdp/scribblings/image-toc.rkt | 856 ------------------ .../2htdp/scribblings/image-util.rkt | 55 +- .../teachpack/2htdp/scribblings/image.scrbl | 22 +- .../2htdp/scribblings/img/10735f73f78.png | Bin 108 -> 0 bytes .../2htdp/scribblings/img/10847861f4b.png | Bin 1277 -> 0 bytes .../2htdp/scribblings/img/10a0d35fa03.png | Bin 2077 -> 0 bytes .../2htdp/scribblings/img/1132401ea93.png | Bin 1465 -> 0 bytes .../2htdp/scribblings/img/11402043018.png | Bin 799 -> 0 bytes .../2htdp/scribblings/img/11b64ab4d3.png | Bin 590 -> 0 bytes .../2htdp/scribblings/img/11de2af7edc.png | Bin 1190 -> 0 bytes .../2htdp/scribblings/img/126418b230e.png | Bin 641 -> 0 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collects/teachpack/2htdp/scribblings/img/ff11314e4e.png delete mode 100644 collects/teachpack/2htdp/scribblings/img/ff2fcb7b87.png diff --git a/collects/teachpack/2htdp/scribblings/image-gen.rkt b/collects/teachpack/2htdp/scribblings/image-gen.rkt deleted file mode 100644 index 373b024549..0000000000 --- a/collects/teachpack/2htdp/scribblings/image-gen.rkt +++ /dev/null @@ -1,125 +0,0 @@ -#lang racket/gui - -;; Run this file is generate the images in the img/ directory, -;; picked up by image-examples from image.scrbl - -(require 2htdp/image - lang/posn - racket/runtime-path) - -(define-runtime-path image.scrbl "image.scrbl") -(define-runtime-path img "img") - -(define-namespace-anchor anchor) -(define ns (namespace-anchor->namespace anchor)) -(define expressions - (parameterize ([current-namespace ns]) - (putenv "PLTSHOWIMAGES" "show") - (let-values ([(in out) (make-pipe)]) - (thread - (λ () - (parameterize ([current-output-port out]) - (dynamic-require image.scrbl #f)) - (close-output-port out))) - (let loop () - (let ([exp (read in)]) - (if (eof-object? exp) - '() - (cons exp (loop)))))))) - -(define-namespace-anchor image-anchor) -(define image-ns (namespace-anchor->namespace anchor)) - -(define mapping '()) - -(define (handle-image exp) - (printf ".") (flush-output) - (let ([result - (with-handlers ([(λ (x) #t) - (λ (x) - (printf "\nerror evaluating:\n") - (pretty-write exp) - (raise x))]) - (parameterize ([current-namespace image-ns]) - (rewrite (eval exp))))]) - (cond - [(image? result) - (let ([fn (exp->filename exp)]) - (set! mapping (cons `(list ',exp 'image ,fn) mapping)) - (let ([pth (build-path img fn)]) - (unless (save-image result pth) - (fprintf (current-error-port) "failed to save ~s\n" pth))))] - [else - (unless (equal? result (read/write result)) - (error 'handle-image "expression ~s produced ~s, which I can't write" - exp result)) - (set! mapping (cons `(list ',exp 'val ',result) mapping))]))) - -(define (rewrite exp) - (let loop ([exp exp]) - (cond - [(list? exp) - `(list ,@(map loop exp))] - [(color? exp) - `(color ,(color-red exp) - ,(color-green exp) - ,(color-blue exp))] - [else exp]))) - -(define (exp->filename exp) - (let loop ([prev 0]) - (let ([candidate - (format "~a~a.png" - (number->string (exp->number exp) 16) ;; abs to avoid filenames beginning with hyphens - (if (zero? prev) - "" - (format "-~a" (number->string prev 16))))]) - (cond - [(anywhere? candidate mapping) - (printf "dup!\n") - (loop (+ prev 1))] - [else - candidate])))) - -(define (anywhere? x sexp) - (let loop ([sexp sexp]) - (cond - [(pair? sexp) (or (loop (car sexp)) - (loop (cdr sexp)))] - [else (equal? x sexp)]))) - -;(define a-prime (- (expt 2 127) 1)) ;; Lucas found this in 1876. (too long filenames) -(define a-prime (/ (- (expt 2 59) 1) 179951)) ;; found by Landry in 1867 -;(define a-prime 113) ;; has too many collisions -(define base 256) - -(define (exp->number exp) - (let ([digits (map char->integer (string->list (format "~s" exp)))]) - (when (ormap (λ (x) (not (<= 0 x (- base 1)))) digits) - (error 'exp->number "found a char that was bigger than ~a in ~s" (- base 1) exp)) - (let loop ([n 1] - [digits digits]) - (cond - [(null? digits) (modulo n a-prime)] - [else (loop (+ (car digits) (* n base)) - (cdr digits))])))) - -(define (read/write result) - (let-values ([(in out) (make-pipe)]) - (thread (λ () (write result out) (close-output-port out))) - (read in))) - -(for-each handle-image expressions) -(cond - [(null? mapping) - (printf "image-gen: didn't find any images; probably this means that you need to delete .zo files and try again\n")] - [else - (printf "\n") - (call-with-output-file "image-toc.rkt" - (λ (port) - (fprintf port "#lang racket/base\n(provide mapping)\n") - (fprintf port ";; this file is generated by image-gen.ss -- do not edit\n;; note that the file that creates this file depends on this file\n;; it is always safe to simply define (and provide) mapping as the empty list\n\n") - (pretty-write - `(define mapping (list ,@mapping)) - port)) - #:exists 'truncate)]) diff --git a/collects/teachpack/2htdp/scribblings/image-toc.rkt b/collects/teachpack/2htdp/scribblings/image-toc.rkt deleted file mode 100644 index f769ce1de7..0000000000 --- a/collects/teachpack/2htdp/scribblings/image-toc.rkt +++ /dev/null @@ -1,856 +0,0 @@ -#lang racket/base -(provide mapping) -;; this file is generated by image-gen.ss -- do not edit -;; note that the file that creates this file depends on this file -;; it is always safe to simply define (and provide) mapping as the empty list - -(define mapping - (list - (list - '(let* ((s - (crop - 0 - 0 - 20 - 20 - (rectangle - 20 - 20 - "outline" - (make-pen "black" 2 "solid" "round" "round")))) - (r (beside s s s s s s))) - (above r r r r r r)) - 'image - "5127be89b4-1.png") - (list - '(crop - 0 - 0 - 20 - 20 - (rectangle 20 20 "outline" (make-pen "black" 2 "solid" "round" "round"))) - 'image - "284a96a769b-1.png") - (list - '(let* ((s (rectangle 20 20 "outline" "black")) (r (beside s s s s s s))) - (above r r r r r r)) - 'image - "245380940d6-1.png") - (list - '(let* ((t (triangle 40 "solid" "orange")) - (w (image-width t)) - (h (image-height t))) - (clear-pinhole - (overlay/pinhole - (put-pinhole (/ w 2) 0 t) - (put-pinhole w h t) - (put-pinhole 0 h t)))) - 'image - "1847b22ee5c.png") - (list - '(underlay/pinhole - (put-pinhole 25 10 (ellipse 100 50 "solid" "red")) - (put-pinhole 75 40 (ellipse 100 50 "solid" "blue"))) - 'image - "1648582961a.png") - (list - '(let ((petal (put-pinhole 20 20 (ellipse 100 40 "solid" "purple")))) - (clear-pinhole - (overlay/pinhole - (circle 30 "solid" "yellow") - (rotate (* 60 0) petal) - (rotate (* 60 1) petal) - (rotate (* 60 2) petal) - (rotate (* 60 3) petal) - (rotate (* 60 4) petal) - (rotate (* 60 5) petal)))) - 'image - "31011b92fc.png") - (list - '(overlay/pinhole - (put-pinhole 25 10 (ellipse 100 50 "solid" "red")) - (put-pinhole 75 40 (ellipse 100 50 "solid" "blue"))) - 'image - "d2d7809e7e.png") - (list '(pinhole-y (center-pinhole (rectangle 10 10 "solid" "red"))) 'val '5) - (list '(pinhole-x (center-pinhole (rectangle 10 10 "solid" "red"))) 'val '5) - (list - '(put-pinhole 2 18 (rectangle 40 20 "solid" "forestgreen")) - 'image - "14fa9751041.png") - (list - '(rotate 30 (center-pinhole (rectangle 40 20 "solid" "orange"))) - 'image - "f89620acd3.png") - (list - '(center-pinhole (rectangle 40 20 "solid" "red")) - 'image - "b2c3ee438.png") - (list '(image-height (rectangle 100 100 "solid" "black")) 'val '100) - (list '(image-baseline (rectangle 100 100 "solid" "black")) 'val '100) - (list '(image-height (text "Hello" 24 "black")) 'val '24) - (list '(image-baseline (text "Hello" 24 "black")) 'val '18) - (list '(image-height (rectangle 10 0 "solid" "purple")) 'val '0) - (list - '(image-height - (overlay (circle 20 "solid" "orange") (circle 30 "solid" "purple"))) - 'val - '60) - (list '(image-height (circle 30 "solid" "orange")) 'val '60) - (list '(image-height (ellipse 30 40 "solid" "orange")) 'val '40) - (list '(image-width (rectangle 0 10 "solid" "purple")) 'val '0) - (list - '(image-width - (beside (circle 20 "solid" "orange") (circle 20 "solid" "purple"))) - 'val - '80) - (list '(image-width (circle 30 "solid" "orange")) 'val '60) - (list '(image-width (ellipse 30 40 "solid" "orange")) 'val '30) - (list - '(scale 40 (color-list->bitmap (list "red" "green" "blue") 3 1)) - 'image - "2e45632f5de.png") - (list - '(image->color-list - (above - (beside - (rectangle 1 1 "solid" (make-color 1 1 1)) - (rectangle 1 1 "solid" (make-color 2 2 2))) - (beside - (rectangle 1 1 "solid" (make-color 3 3 3)) - (rectangle 1 1 "solid" (make-color 4 4 4))))) - 'val - '(list (color 1 1 1) (color 2 2 2) (color 3 3 3) (color 4 4 4))) - (list - '(image->color-list (rectangle 2 2 "solid" "black")) - 'val - '(list (color 0 0 0) (color 0 0 0) (color 0 0 0) (color 0 0 0))) - (list '(bitmap icons/b-run.png) 'image "13aef4074e9.png") - (list '(bitmap icons/stop-16x16.png) 'image "72aef3dc67.png") - (list - '(beside - (ellipse 20 70 "solid" "lightsteelblue") - (frame (ellipse 20 50 "solid" "mediumslateblue")) - (ellipse 20 30 "solid" "slateblue") - (ellipse 20 10 "solid" "navy")) - 'image - "54a488e1a5.png") - (list '(frame (ellipse 40 40 "solid" "gray")) 'image "1a74ac09f8a.png") - (list - '(above - (beside - (crop 40 40 40 40 (circle 40 "solid" "palevioletred")) - (crop 0 40 40 40 (circle 40 "solid" "lightcoral"))) - (beside - (crop 40 0 40 40 (circle 40 "solid" "lightcoral")) - (crop 0 0 40 40 (circle 40 "solid" "palevioletred")))) - 'image - "164b8da7bf6.png") - (list - '(crop 40 60 40 60 (ellipse 80 120 "solid" "dodgerblue")) - 'image - "6c262f1d24.png") - (list - '(crop 0 0 40 40 (circle 40 "solid" "chocolate")) - 'image - "8e7c1870c7.png") - (list - '(above - (star 40 "solid" "firebrick") - (scale/xy 1 1/2 (flip-vertical (star 40 "solid" "gray")))) - 'image - "25bd9b1ac5a.png") - (list - '(beside - (rotate 30 (square 50 "solid" "red")) - (flip-horizontal (rotate 30 (square 50 "solid" "blue")))) - 'image - "e58911226.png") - (list '(ellipse 60 60 "solid" "blue") 'image "d92d6a49f1.png") - (list - '(scale/xy 3 2 (ellipse 20 30 "solid" "blue")) - 'image - "2e6a31a9033.png") - (list '(ellipse 40 60 "solid" "blue") 'image "196bfa7b9c4.png") - (list '(scale 2 (ellipse 20 30 "solid" "blue")) 'image "2d9ba9032e.png") - (list - '(rotate - 45 - (beside/align - "center" - (rectangle 40 20 "solid" "darkseagreen") - (rectangle 20 100 "solid" "darkseagreen"))) - 'image - "fdaad0760b.png") - (list - '(rotate 5 (rectangle 50 50 "outline" "black")) - 'image - "13b344ed2ff.png") - (list - '(rotate 45 (ellipse 60 20 "solid" "olivedrab")) - 'image - "28daec71a64.png") - (list - '(scene+curve - (rectangle 100 100 "solid" "black") - -20 - -20 - 0 - 1 - 120 - 120 - 0 - 1 - "red") - 'image - "25dd3e2d97c.png") - (list - '(scene+curve - (add-curve - (rectangle 40 100 "solid" "black") - 20 - 10 - 180 - 1/2 - 20 - 90 - 180 - 1/2 - "white") - 20 - 10 - 0 - 1/2 - 20 - 90 - 0 - 1/2 - "white") - 'image - "1132401ea93.png") - (list - '(scene+curve - (rectangle 100 100 "solid" "black") - 20 - 20 - 0 - 1 - 80 - 80 - 0 - 1 - "white") - 'image - "6efa12ea15.png") - (list - '(scene+curve - (rectangle 100 100 "solid" "black") - 20 - 20 - 0 - 1/3 - 80 - 80 - 0 - 1/3 - "white") - 'image - "353ed4578.png") - (list - '(scene+line - (rectangle 100 100 "solid" "darkolivegreen") - 25 - 25 - 100 - 100 - (make-pen "goldenrod" 30 "solid" "round" "round")) - 'image - "d629961aee.png") - (list - '(scene+line (rectangle 40 40 "solid" "gray") -10 50 50 -10 "maroon") - 'image - "1f5944ec1ed.png") - (list - '(scene+line (ellipse 40 40 "outline" "maroon") 0 40 40 0 "maroon") - 'image - "2b944b7ab91.png") - (list - '(beside - (place-image/align - (circle 8 "solid" "tomato") - 0 - 0 - "center" - "center" - (rectangle 32 32 "outline" "black")) - (place-image/align - (circle 8 "solid" "tomato") - 8 - 8 - "center" - "center" - (rectangle 32 32 "outline" "black")) - (place-image/align - (circle 8 "solid" "tomato") - 16 - 16 - "center" - "center" - (rectangle 32 32 "outline" "black")) - (place-image/align - (circle 8 "solid" "tomato") - 24 - 24 - "center" - "center" - (rectangle 32 32 "outline" "black")) - (place-image/align - (circle 8 "solid" "tomato") - 32 - 32 - "center" - "center" - (rectangle 32 32 "outline" "black"))) - 'image - "cf131e14ad.png") - (list - '(place-image/align - (triangle 48 "solid" "yellowgreen") - 64 - 64 - "right" - "bottom" - (rectangle 64 64 "solid" "mediumgoldenrod")) - 'image - "11402043018.png") - (list - '(place-image - (circle 4 "solid" "white") - 18 - 20 - (place-image - (circle 4 "solid" "white") - 0 - 6 - (place-image - (circle 4 "solid" "white") - 14 - 2 - (place-image - (circle 4 "solid" "white") - 8 - 14 - (rectangle 24 24 "solid" "goldenrod"))))) - 'image - "ab1841ea36.png") - (list - '(place-image - (triangle 64 "solid" "red") - 24 - 24 - (rectangle 48 48 "solid" "gray")) - 'image - "13e518b230e.png") - (list - '(place-image - (triangle 32 "solid" "red") - 24 - 24 - (rectangle 48 48 "solid" "gray")) - 'image - "126418b230e.png") - (list '(empty-scene 160 90) 'image "216addb7809.png") - (list - '(above/align - "left" - (ellipse 70 20 "solid" "yellowgreen") - (ellipse 50 20 "solid" "olivedrab") - (ellipse 30 20 "solid" "darkolivegreen") - (ellipse 10 20 "solid" "darkgreen")) - 'image - "ff11314e4e.png") - (list - '(above/align - "right" - (ellipse 70 20 "solid" "gold") - (ellipse 50 20 "solid" "goldenrod") - (ellipse 30 20 "solid" "darkgoldenrod") - (ellipse 10 20 "solid" "sienna")) - 'image - "2758748ad7f.png") - (list - '(above - (ellipse 70 20 "solid" "gray") - (ellipse 50 20 "solid" "darkgray") - (ellipse 30 20 "solid" "dimgray") - (ellipse 10 20 "solid" "black")) - 'image - "aac8b78b6e.png") - (list - '(beside/align "baseline" (text "ijy" 18 "black") (text "ijy" 24 "black")) - 'image - "2187216ca96.png") - (list - '(beside/align - "top" - (ellipse 20 70 "solid" "mediumorchid") - (ellipse 20 50 "solid" "darkorchid") - (ellipse 20 30 "solid" "purple") - (ellipse 20 10 "solid" "indigo")) - 'image - "10a0d35fa03.png") - (list - '(beside/align - "bottom" - (ellipse 20 70 "solid" "lightsteelblue") - (ellipse 20 50 "solid" "mediumslateblue") - (ellipse 20 30 "solid" "slateblue") - (ellipse 20 10 "solid" "navy")) - 'image - "eb99639e31.png") - (list - '(beside - (ellipse 20 70 "solid" "gray") - (ellipse 20 50 "solid" "darkgray") - (ellipse 20 30 "solid" "dimgray") - (ellipse 20 10 "solid" "black")) - 'image - "28c73238138.png") - (list - '(underlay/xy - (underlay/xy - (ellipse 40 40 "solid" "gray") - 10 - 15 - (ellipse 10 10 "solid" "forestgreen")) - 20 - 15 - (ellipse 10 10 "solid" "forestgreen")) - 'image - "201c231dce2.png") - (list - '(underlay/xy - (rectangle 20 20 "solid" "red") - -20 - -20 - (rectangle 20 20 "solid" "black")) - 'image - "42f9f9e4cf.png") - (list - '(underlay/xy - (rectangle 20 20 "solid" "red") - 20 - 20 - (rectangle 20 20 "solid" "black")) - 'image - "157ab5efca7.png") - (list - '(underlay/xy - (rectangle 20 20 "outline" "black") - 20 - 0 - (rectangle 20 20 "outline" "black")) - 'image - "26bd803042c.png") - (list - '(underlay/align - "right" - "top" - (rectangle 50 50 "solid" "seagreen") - (rectangle 40 40 "solid" "silver") - (rectangle 30 30 "solid" "seagreen") - (rectangle 20 20 "solid" "silver")) - 'image - "ff2fcb7b87.png") - (list - '(underlay/align - "left" - "middle" - (rectangle 30 60 "solid" "orange") - (ellipse 60 30 "solid" "purple")) - 'image - "1404e4b2af.png") - (list - '(underlay - (ellipse 10 60 "solid" "red") - (ellipse 20 50 "solid" "black") - (ellipse 30 40 "solid" "red") - (ellipse 40 30 "solid" "black") - (ellipse 50 20 "solid" "red") - (ellipse 60 10 "solid" "black")) - 'image - "28253f4c3c.png") - (list - '(underlay - (rectangle 30 60 "solid" "orange") - (ellipse 60 30 "solid" "purple")) - 'image - "9858b8d5d.png") - (list - '(overlay/xy - (overlay/xy - (ellipse 40 40 "outline" "black") - 10 - 15 - (ellipse 10 10 "solid" "forestgreen")) - 20 - 15 - (ellipse 10 10 "solid" "forestgreen")) - 'image - "10847861f4b.png") - (list - '(overlay/xy - (rectangle 20 20 "solid" "red") - -20 - -20 - (rectangle 20 20 "solid" "black")) - 'image - "133309751d2.png") - (list - '(overlay/xy - (rectangle 20 20 "solid" "red") - 20 - 20 - (rectangle 20 20 "solid" "black")) - 'image - "15717b87d30.png") - (list - '(overlay/xy - (rectangle 20 20 "outline" "black") - 20 - 0 - (rectangle 20 20 "outline" "black")) - 'image - "1f0b671ed7b.png") - (list - '(overlay/align - "right" - "bottom" - (rectangle 20 20 "solid" "silver") - (rectangle 30 30 "solid" "seagreen") - (rectangle 40 40 "solid" "silver") - (rectangle 50 50 "solid" "seagreen")) - 'image - "969a9aa483.png") - (list - '(overlay/align - "left" - "middle" - (rectangle 30 60 "solid" "orange") - (ellipse 60 30 "solid" "purple")) - 'image - "11b64ab4d3.png") - (list - '(overlay - (regular-polygon 20 5 "solid" (make-color 50 50 255)) - (regular-polygon 26 5 "solid" (make-color 100 100 255)) - (regular-polygon 32 5 "solid" (make-color 150 150 255)) - (regular-polygon 38 5 "solid" (make-color 200 200 255)) - (regular-polygon 44 5 "solid" (make-color 250 250 255))) - 'image - "1acede17bc6.png") - (list - '(overlay - (ellipse 10 10 "solid" "red") - (ellipse 20 20 "solid" "black") - (ellipse 30 30 "solid" "red") - (ellipse 40 40 "solid" "black") - (ellipse 50 50 "solid" "red") - (ellipse 60 60 "solid" "black")) - 'image - "26c4c403875.png") - (list - '(overlay - (rectangle 30 60 "solid" "orange") - (ellipse 60 30 "solid" "purple")) - 'image - "4e85791a5.png") - (list - '(underlay - (rectangle 90 80 "solid" "mediumseagreen") - (polygon - (list - (make-posn 0 0) - (make-posn 50 0) - (make-posn 0 50) - (make-posn 50 50)) - "outline" - (make-pen "darkslategray" 10 "solid" "projecting" "miter"))) - 'image - "29b31e5fe3a.png") - (list - '(underlay - (rectangle 80 80 "solid" "mediumseagreen") - (polygon - (list - (make-posn 0 0) - (make-posn 50 0) - (make-posn 0 50) - (make-posn 50 50)) - "outline" - (make-pen "darkslategray" 10 "solid" "round" "round"))) - 'image - "1aaa434b462.png") - (list - '(polygon - (list - (make-posn 0 0) - (make-posn 0 40) - (make-posn 20 40) - (make-posn 20 60) - (make-posn 40 60) - (make-posn 40 20) - (make-posn 20 20) - (make-posn 20 0)) - "solid" - "plum") - 'image - "150e1d5e9f.png") - (list - '(polygon - (list - (make-posn 0 0) - (make-posn -10 20) - (make-posn 60 0) - (make-posn -10 -20)) - "solid" - "burlywood") - 'image - "25354f2b84e.png") - (list '(regular-polygon 20 8 "solid" "red") 'image "268c974b9ab.png") - (list '(regular-polygon 40 4 "outline" "blue") 'image "957fe78565.png") - (list '(regular-polygon 50 3 "outline" "red") 'image "1325a6e7bdb.png") - (list '(radial-star 32 30 40 "outline" "black") 'image "1fdee89ec7d.png") - (list - '(radial-star 8 8 64 "solid" "darkslategray") - 'image - "296a50fddcd.png") - (list - '(star-polygon 20 10 3 "solid" "cornflowerblue") - 'image - "2cc717fb347.png") - (list '(star-polygon 40 7 3 "outline" "darkred") 'image "2330a222ac0.png") - (list '(star-polygon 40 5 2 "solid" "seagreen") 'image "24410dd26db.png") - (list '(star 40 "solid" "gray") 'image "b32ce6fcc5.png") - (list '(rhombus 80 150 "solid" "mediumpurple") 'image "24365c877d4.png") - (list '(rhombus 40 45 "solid" "magenta") 'image "5ec4a0cb1f.png") - (list '(rectangle 20 40 "solid" "blue") 'image "16a631adf1e.png") - (list '(rectangle 40 20 "outline" "black") 'image "10735f73f78.png") - (list '(square 50 "outline" "darkmagenta") 'image "89a0d469a7.png") - (list '(square 40 "solid" "slateblue") 'image "d417a51b4.png") - (list - '(triangle/saa 40 130 40 "solid" "lightseagreen") - 'image - "29111c62eed.png") - (list - '(triangle/saa 200 90 40 "solid" "aquamarine") - 'image - "2d67c4219ef.png") - (list '(triangle/saa 200 10 40 "solid" "seagreen") 'image "206013002a2.png") - (list - '(triangle/asa 130 40 40 "solid" "lightseagreen") - 'image - "13eea8b3b80.png") - (list - '(triangle/asa 90 200 40 "solid" "aquamarine") - 'image - "2271196b15b.png") - (list '(triangle/asa 10 200 40 "solid" "seagreen") 'image "22fbf40600e.png") - (list - '(triangle/aas 130 40 40 "solid" "lightseagreen") - 'image - "1f26a552687.png") - (list - '(triangle/aas 90 40 200 "solid" "aquamarine") - 'image - "3c0f55df6a.png") - (list '(triangle/aas 10 40 200 "solid" "seagreen") 'image "292cf6346d5.png") - (list - '(triangle/ssa 60 100 130 "solid" "lightseagreen") - 'image - "12edc94e350.png") - (list - '(triangle/ssa 60 100 90 "solid" "aquamarine") - 'image - "2c71196b3ab.png") - (list '(triangle/ssa 60 100 10 "solid" "seagreen") 'image "c8e97cf30.png") - (list - '(triangle/sas 60 130 100 "solid" "lightseagreen") - 'image - "a02df8e22.png") - (list - '(triangle/sas 60 90 100 "solid" "aquamarine") - 'image - "f233eb8f49.png") - (list '(triangle/sas 60 10 100 "solid" "seagreen") 'image "25525fabc0.png") - (list - '(triangle/ass 130 60 100 "solid" "lightseagreen") - 'image - "2a40f482a67.png") - (list - '(triangle/ass 90 60 100 "solid" "aquamarine") - 'image - "13d2f555f6a.png") - (list '(triangle/ass 10 60 100 "solid" "seagreen") 'image "11de2af7edc.png") - (list - '(triangle/sss 80 80 40 "solid" "lightseagreen") - 'image - "1828ba0c75d.png") - (list '(triangle/sss 80 40 60 "solid" "aquamarine") 'image "1fe0d5def9.png") - (list '(triangle/sss 40 60 80 "solid" "seagreen") 'image "ed23c3c3ed.png") - (list - '(isosceles-triangle 60 330 "solid" "lightseagreen") - 'image - "138792ad221.png") - (list - '(isosceles-triangle 60 30 "solid" "aquamarine") - 'image - "d47072011e.png") - (list - '(isosceles-triangle 200 170 "solid" "seagreen") - 'image - "2dde939d6dc.png") - (list '(right-triangle 36 48 "solid" "black") 'image "1a0088e3819.png") - (list '(triangle 40 "solid" "tan") 'image "aeddf66d5d.png") - (list - '(equal? - (above empty-image (rectangle 10 10 "solid" "red")) - (beside empty-image (rectangle 10 10 "solid" "red"))) - 'val - '#t) - (list '(image-width empty-image) 'val '0) - (list - '(text/font "not really a link" 18 "blue" #f 'roman 'normal 'normal #t) - 'image - "27bbbb6fd64.png") - (list - '(text/font "Goodbye" 18 "indigo" #f 'modern 'italic 'normal #f) - 'image - "24e80ea10b4.png") - (list - '(text/font "Hello" 24 "olive" "Gill Sans" 'swiss 'normal 'bold #f) - 'image - "169f2ceb45c.png") - (list '(text "Goodbye" 36 "indigo") 'image "169990a635e.png") - (list '(text "Hello" 24 "olive") 'image "1bbeedc0d6.png") - (list - '(add-curve - (rectangle 100 100 "solid" "black") - -20 - -20 - 0 - 1 - 120 - 120 - 0 - 1 - "red") - 'image - "1532990d5cb.png") - (list - '(add-curve - (add-curve - (rectangle 40 100 "solid" "black") - 20 - 10 - 180 - 1/2 - 20 - 90 - 180 - 1/2 - (make-pen "white" 4 "solid" "round" "round")) - 20 - 10 - 0 - 1/2 - 20 - 90 - 0 - 1/2 - (make-pen "white" 4 "solid" "round" "round")) - 'image - "21b080bdda8.png") - (list - '(add-curve - (rectangle 100 100 "solid" "black") - 20 - 20 - 0 - 1 - 80 - 80 - 0 - 1 - "white") - 'image - "fa1a9f17b6.png") - (list - '(add-curve - (rectangle 100 100 "solid" "black") - 20 - 20 - 0 - 1/3 - 80 - 80 - 0 - 1/3 - "white") - 'image - "2a1f3988f.png") - (list - '(add-line - (rectangle 100 100 "solid" "darkolivegreen") - 25 - 25 - 75 - 75 - (make-pen "goldenrod" 30 "solid" "round" "round")) - 'image - "7bbcc7cbaa.png") - (list - '(add-line (rectangle 40 40 "solid" "gray") -10 50 50 -10 "maroon") - 'image - "12b0447b10c.png") - (list - '(add-line (ellipse 40 40 "outline" "maroon") 0 40 40 0 "maroon") - 'image - "89b3a9e462.png") - (list '(line 30 -20 "red") 'image "12948ac080d.png") - (list '(line -30 20 "red") 'image "69aaaa680d.png") - (list '(line 30 30 "black") 'image "8e1ebaaf82.png") - (list '(ellipse 20 40 "solid" "blue") 'image "25451dd2997.png") - (list '(ellipse 40 20 "outline" "black") 'image "8cb34e62d4.png") - (list '(circle 20 "solid" "blue") 'image "54d58bf7f6.png") - (list '(circle 30 "outline" "red") 'image "262a4fa650a.png") - (list - '(let* ((s - (crop - 0 - 0 - 20 - 20 - (rectangle - 20 - 20 - "outline" - (make-pen "black" 2 "solid" "round" "round")))) - (r (beside s s s s s s))) - (above r r r r r r)) - 'image - "5127be89b4.png") - (list - '(crop - 0 - 0 - 20 - 20 - (rectangle 20 20 "outline" (make-pen "black" 2 "solid" "round" "round"))) - 'image - "284a96a769b.png") - (list - '(let* ((s (rectangle 20 20 "outline" "black")) (r (beside s s s s s s))) - (above r r r r r r)) - 'image - "245380940d6.png"))) diff --git a/collects/teachpack/2htdp/scribblings/image-util.rkt b/collects/teachpack/2htdp/scribblings/image-util.rkt index e74e2f0a03..b0fd61d0c1 100644 --- a/collects/teachpack/2htdp/scribblings/image-util.rkt +++ b/collects/teachpack/2htdp/scribblings/image-util.rkt @@ -1,54 +1,11 @@ #lang racket/base -(require scribble/base - scribble/core - scribble/manual - scribble/racket - (for-syntax racket/base) - "image-toc.ss") +(require scribble/eval) (provide image-examples) -(define-syntax (image-examples stx) - (syntax-case stx () - [(_ exp ...) - (when (getenv "PLTSHOWIMAGES") - (for-each (λ (exp) (printf "~s\n" (syntax->datum exp))) - (syntax->list #'(exp ...)))) - #'(interleave - (list (racketinput exp) ...) - (list 'exp ...))])) +(define img-eval (make-base-eval)) +(interaction-eval #:eval img-eval (require 2htdp/image)) -(define (interleave expr-paras val-list+outputs) - (make-table - plain - (map list - (apply append - (list (make-paragraph plain (format "Example~a:" - (if (or (null? expr-paras) - (null? (cdr expr-paras))) - "" - "s")))) - (map (λ (x exp) - (list x - (let ([line (exp->line exp)]) - (case (car line) - [(val) - (racketblock #,(racketresult #,(cadr line)))] - [(image) - (let ([fn (format "2htdp/scribblings/img/~a" (cadr line))]) - (racketblock #,(image fn)))] - [(missing) - (make-paragraph - error-color - "missing result; need to re-run image-gen.ss")])))) - expr-paras - val-list+outputs))))) - -(define (exp->line exp) - (let ([fn (assoc exp mapping)]) - (cond - [fn (cdr fn)] - [else - (unless (getenv "PLTSHOWIMAGES") - (fprintf (current-error-port) "exp->filename: unknown exp ~s\n" exp)) - (list 'missing)]))) +(define-syntax-rule + (image-examples exp ...) + (examples #:eval img-eval exp ...)) diff --git a/collects/teachpack/2htdp/scribblings/image.scrbl b/collects/teachpack/2htdp/scribblings/image.scrbl index c3c9a43dba..60de9c5525 100644 --- a/collects/teachpack/2htdp/scribblings/image.scrbl +++ b/collects/teachpack/2htdp/scribblings/image.scrbl @@ -7,11 +7,20 @@ racket/gui/base (only-in racket/base path-string?)) lang/posn - "shared.ss" - "image-util.ss" + "shared.rkt" scribble/decode scribble/manual) +@(require scribble/eval) + +@(define img-eval (make-base-eval)) +@(interaction-eval #:eval img-eval (require 2htdp/image)) +@(interaction-eval #:eval img-eval (require lang/posn)) + +@(define-syntax-rule + (image-examples exp ...) + (examples #:eval img-eval exp ...)) + @teachpack["image"]{Images} @(define mode/color-text @@ -669,7 +678,13 @@ the @scheme[point-count] argument determines how many points the star has. (ellipse 10 10 "solid" "forestgreen")) 20 15 - (ellipse 10 10 "solid" "forestgreen"))] + (ellipse 10 10 "solid" "forestgreen")) + (overlay/xy + (overlay/xy (circle 30 'solid (color 0 150 0 127)) + 26 0 + (circle 30 'solid (color 0 0 255 127))) + 13 26 + (circle 30 'solid (color 200 0 0 127)))] } @defproc[(underlay [i1 image?] [i2 image?] [is image?] ...) image?]{ @@ -1520,3 +1535,4 @@ or manipulated as cleanly (by any image program). } +@(close-eval img-eval) diff --git a/collects/teachpack/2htdp/scribblings/img/10735f73f78.png b/collects/teachpack/2htdp/scribblings/img/10735f73f78.png deleted file mode 100644 index 74b36d7285bc0db1d1e0be1e257749ae54a8838c..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 108 zcmeAS@N?(olHy`uVBq!ia0vp^nm{bd!2~2jb_J9JDPvC;$B>FSZ?A3SWpLm)>~QFx zbvsk%zuErD`UPvfgH$ga+NNCgKU_Zt0^Tfd+Hb}g&uk=dH&z*_ox#)9&t;ucLK6Tr C+adq} diff --git a/collects/teachpack/2htdp/scribblings/img/10847861f4b.png 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