Update ROADMAP

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

diff --git a/scm/output-ps.scm b/scm/output-ps.scm
index 9274279a2cf732f61d2db234c88b5d9c586e7bfe..9abd2774e8e46d057ad8b96182af5eef0d55ade6 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--2009 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 


@@ -208,9 +192,9 @@
    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"


@@ -244,7 +228,7 @@
              (list r g b)))
 
 ;; restore color from stack
              (list r g b)))
 
 ;; restore color from stack

-(define (resetcolor) "grestore \n")
+(define (resetcolor) "grestore\n")

 
 ;; rotation around given point
 (define (setrotation ang x y)
 
 ;; rotation around given point
 (define (setrotation ang x y)


@@ -290,9 +274,6 @@
             (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 +284,7 @@
              (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 +299,7 @@
     
     
   (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)))