Doc-es: Fix sectioning.

[lilypond.git] / scm / output-ps.scm

diff --git a/scm/output-ps.scm b/scm/output-ps.scm
index da3c25a211ad7127a1baed82e3f8bcc4cec44648..06b324b799c7abd07f10c1518ead850bd897724e 100644 (file)
--- a/scm/output-ps.scm
+++ b/scm/output-ps.scm
@@ -1,9 +1,20 @@
-;;;; output-ps.scm -- implement Scheme output interface for PostScript
+;;;; This file is part of LilyPond, the GNU music typesetter.

 ;;;;
 ;;;;

-;;;;  source file of the GNU LilyPond music typesetter
-;;;; 
-;;;; (c) 1998--2007 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; Copyright (C) 1998--2010 Jan Nieuwenhuizen <janneke@gnu.org>

 ;;;;                 Han-Wen Nienhuys <hanwen@xs4all.nl>
 ;;;;                 Han-Wen Nienhuys <hanwen@xs4all.nl>

+;;;;
+;;;; 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/>.

 
 ;;;; Note: currently misused as testbed for titles with markup, see
 ;;;;       input/test/title-markup.ly
 
 ;;;; Note: currently misused as testbed for titles with markup, see
 ;;;;       input/test/title-markup.ly


@@ -14,34 +25,7 @@
 ;;;;   * document output-interface
 
 (define-module (scm output-ps)
 ;;;;   * document output-interface
 
 (define-module (scm output-ps)

-  #:re-export (quote)
-
-  ;; JUNK this -- see lily.scm: ly:all-output-backend-commands
-  #:export (unknown
-           bezier-sandwich
-           char
-           circle
-           comment
-           dashed-line
-           dashed-slur
-           dot
-           draw-line
-            ellipse
-           embedded-ps
-           named-glyph
-           no-origin
-            oval
-           placebox
-           polygon
-           repeat-slash
-           resetcolor
-           resetrotation
-           round-filled-box
-           setcolor
-           setrotation
-           text
-           ))
-
+  #:re-export (quote))

 
 (use-modules (guile)
             (ice-9 regex)
 
 (use-modules (guile)
             (ice-9 regex)


@@ -136,8 +120,8 @@
 
   (define (glyph-spec w x y g)
     (let ((prefix (if (string? g) "/" "")))
 
   (define (glyph-spec w x y g)
     (let ((prefix (if (string? g) "/" "")))

-      (ly:format "~4f ~4f ~a~a"
-                (+ w x)  y
+      (ly:format "~4f ~4f ~4f ~a~a"
+                w x y

                 prefix g)))
   
   (ly:format 
                 prefix g)))
   
   (ly:format 


@@ -178,12 +162,11 @@
                             (+ (car offset) (cdr x-ext))
                             (+ (cdr offset) (cdr y-ext))
 
                             (+ (car offset) (cdr x-ext))
                             (+ (cdr offset) (cdr y-ext))
 

-                            ;; TODO
-                            ;;full escaping.
+                            ;; Backslashes are not valid
+                            ;; file URI path separators.
+                            (ly:string-percent-encode
+                              (ly:string-substitute "\\" "/" file))

 
 

-                            ;; backslash is interpreted by GS.
-                            (ly:string-substitute "\\" "/" 
-                                                  (ly:string-substitute " " "%20" file))

                             (cadr location)
                             (caddr location)
                             (cadddr location))
                             (cadr location)
                             (caddr location)
                             (cadddr location))


@@ -208,9 +191,9 @@
    x-radius y-radius thick))
 
 (define (placebox x y s) 
    x-radius y-radius thick))
 
 (define (placebox x y s) 

-  (ly:format
-"~4f ~4f moveto
-~a\n" x y s))
+  (if (not (string-null? s))
+      (ly:format "~4f ~4f moveto ~a\n" x y s)
+      ""))

 
 (define (polygon points blot-diameter filled?)
   (ly:format "~a ~4l ~a ~4f draw_polygon"
 
 (define (polygon points blot-diameter filled?)
   (ly:format "~a ~4l ~a ~4f draw_polygon"


@@ -256,29 +239,6 @@
 (define (resetrotation ang x y)
   "grestore  ")
 
 (define (resetrotation ang x y)
   "grestore  ")
 

-
-(define (text font s)
-  ;; (ly:warning (_ "TEXT backend-command encountered in Pango backend"))
-  ;; (ly:warning (_ "Arguments: ~a ~a"" font str))
-  
-  (let* ((space-length (cdar (ly:text-dimension font " ")))
-        (space-move (string-append (number->string space-length)
-                                   ;; how much precision do we need here?
-                                   " 0.0 rmoveto "))
-        (out-vec (decode-byte-string s)))
-
-    (string-append
-     (ps-font-command font) " "
-     (string-join
-      (vector->list
-       (vector-for-each
-       
-       (lambda (sym)
-         (if (eq? sym 'space)
-             space-move
-             (string-append "/" (symbol->string sym) " glyphshow")))
-       out-vec))))))
-

 (define (unknown) 
   "\n unknown\n")
 
 (define (unknown) 
   "\n unknown\n")
 


@@ -290,9 +250,6 @@
             (cdr y)
             url))
 
             (cdr y)
             url))
 

-(define (utf-8-string pango-font-description string)
-  (ly:warning (_ "utf-8-string encountered in PS backend")))
-

 (define (path thickness exps)
   (define (convert-path-exps exps)
     (if (pair? exps)
 (define (path thickness exps)
   (define (convert-path-exps exps)
     (if (pair? exps)


@@ -303,6 +260,7 @@
              (cond
               ((memq head '(rmoveto rlineto lineto moveto)) 2)
               ((memq head '(rcurveto curveto)) 6)
              (cond
               ((memq head '(rmoveto rlineto lineto moveto)) 2)
               ((memq head '(rcurveto curveto)) 6)

+              ((eq? head 'closepath) 0)

               (else 1)))
             (args (take rest arity))
             )
               (else 1)))
             (args (take rest arity))
             )


@@ -317,7 +275,7 @@
     
     
   (ly:format
     
     
   (ly:format

-   "1 setlinecap ~a setlinewidth\n~l stroke"
+   "gsave currentpoint translate 1 setlinecap ~a setlinewidth\n~l stroke grestore"

    thickness
    thickness

-   (convert-path-exps exps) ))
+   (convert-path-exps exps)))