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| ;;;; This file is part of LilyPond, the GNU music typesetter. | |
| ;;;; | |
| ;;;; Copyright (C) 2004--2020 Han-Wen Nienhuys <[email protected]> | |
| ;;;; | |
| ;;;; LilyPond is free software: you can redistribute it and/or modify | |
| ;;;; it under the terms of the GNU General Public License as published by | |
| ;;;; the Free Software Foundation, either version 3 of the License, or | |
| ;;;; (at your option) any later version. | |
| ;;;; | |
| ;;;; LilyPond is distributed in the hope that it will be useful, | |
| ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| ;;;; GNU General Public License for more details. | |
| ;;;; | |
| ;;;; You should have received a copy of the GNU General Public License | |
| ;;;; along with LilyPond. If not, see <http://www.gnu.org/licenses/>. | |
| (define-module (scm framework-eps)) | |
| ;;; this is still too big a mess. | |
| (use-modules (ice-9 regex) | |
| (ice-9 string-fun) | |
| (guile) | |
| (scm framework-ps) | |
| (scm paper-system) | |
| (scm page) | |
| (scm output-ps) | |
| (srfi srfi-1) | |
| (srfi srfi-13) | |
| (lily)) | |
| (define format | |
| ergonomic-simple-format) | |
| (define framework-eps-module | |
| (current-module)) | |
| (define (widen-left-stencil-edges stencils) | |
| "Change STENCILS to use the union for the left extents in every | |
| stencil so that LaTeX's \\includegraphics command doesn't modify the | |
| alignment." | |
| (define left | |
| (if (pair? stencils) | |
| (apply min | |
| (map (lambda (stc) | |
| (interval-start (ly:stencil-extent stc X))) | |
| stencils)) | |
| 0.0)) | |
| (map (lambda (stil) | |
| (ly:make-stencil | |
| (ly:stencil-expr stil) | |
| (cons left | |
| (cdr (ly:stencil-extent stil X))) | |
| (ly:stencil-extent stil Y))) | |
| stencils)) | |
| (define (dump-stencils-as-EPSes stencils book basename) | |
| (define do-pdf | |
| (member "pdf" (ly:output-formats))) | |
| (define paper | |
| (ly:paper-book-paper book)) | |
| (define create-aux-files | |
| (ly:get-option 'aux-files)) | |
| (define (dump-infinite-stack-EPS stencils) | |
| (let* ((dump-me (stack-stencils Y DOWN 2.0 stencils))) | |
| (dump-stencil-as-EPS paper dump-me basename #t))) | |
| (define (dump-counted-stencil stencil-count-pair) | |
| "Return EPS filename." | |
| (let* ((stencil (car stencil-count-pair)) | |
| (number (cdr stencil-count-pair)) | |
| (name (format #f "~a-~a" basename number))) | |
| (dump-stencil-as-EPS paper stencil name | |
| (ly:get-option 'include-eps-fonts)) | |
| (string-append name ".eps"))) | |
| ;; main body | |
| ;; First, create the output, then if necessary, individual staves and | |
| ;; finally write some auxiliary files if desired | |
| (dump-infinite-stack-EPS stencils) | |
| (postprocess-output book framework-eps-module (ly:output-formats) | |
| basename | |
| (format #f "~a.eps" basename) | |
| #t) | |
| ;; individual staves (*-1.eps etc.); only print if more than one stencil | |
| ;; Otherwise the .eps and the -1.eps file will be identical and waste space | |
| ;; Also always create if aux-files=##t | |
| (if (or create-aux-files (< 1 (length stencils))) | |
| (let* ((widened-stencils (widen-left-stencil-edges stencils)) | |
| (counted-systems (count-list widened-stencils)) | |
| (eps-files (map dump-counted-stencil counted-systems))) | |
| (if do-pdf | |
| (for-each (lambda (y) (postscript->pdf 0 0 | |
| (dir-basename y ".eps") | |
| y #t)) | |
| eps-files)))) | |
| ;; Now, write some aux files if requested: .texi, .tex and .count | |
| ;; for direct inclusion into latex and texinfo | |
| (if create-aux-files | |
| (let* ((write-file (lambda (str-port ext) | |
| (if create-aux-files | |
| (let* ((name (format #f "~a-systems.~a" basename ext)) | |
| (port (make-tmpfile name))) | |
| (ly:message (_ "Writing ~a...") name) | |
| (display (get-output-string str-port) port) | |
| (close-port-rename port name))))) | |
| (tex-system-port (open-output-string)) | |
| (texi-system-port (open-output-string)) | |
| (count-system-port (open-output-string))) | |
| (for-each (lambda (c) | |
| (if (< 0 c) | |
| (format tex-system-port | |
| "\\ifx\\betweenLilyPondSystem \\undefined | |
| \\linebreak | |
| \\else | |
| \\expandafter\\betweenLilyPondSystem{~a}% | |
| \\fi | |
| " c)) | |
| (format tex-system-port "\\includegraphics{~a-~a}%\n" | |
| basename (1+ c)) | |
| (format texi-system-port "@image{~a-~a}\n" | |
| basename (1+ c))) | |
| (iota (length stencils))) | |
| (display "@c eof\n" texi-system-port) | |
| (display "% eof\n" tex-system-port) | |
| (format count-system-port "~a" (length stencils)) | |
| (write-file texi-system-port "texi") | |
| (write-file tex-system-port "tex") | |
| ;; do this as the last action so we know the rest is complete if | |
| ;; this file is present. | |
| (write-file count-system-port "count")))) | |
| (define-public (output-classic-framework basename book scopes fields) | |
| (output-scopes scopes fields basename) | |
| (if (ly:get-option 'dump-signatures) | |
| (write-system-signatures basename (ly:paper-book-systems book) 1)) | |
| (dump-stencils-as-EPSes (map paper-system-stencil | |
| (ly:paper-book-systems book)) | |
| book | |
| basename)) | |
| (define-public (output-framework basename book scopes fields) | |
| (output-scopes scopes fields basename) | |
| (if (ly:get-option 'clip-systems) | |
| (clip-system-EPSes basename book)) | |
| (dump-stencils-as-EPSes (map page-stencil | |
| (ly:paper-book-pages book)) | |
| book | |
| basename)) | |
| ;; redefine to imports from framework-ps | |
| (define convert-to-pdf | |
| convert-to-pdf) | |
| (define convert-to-ps | |
| convert-to-ps) | |
| (define convert-to-png | |
| convert-to-png) | |