Initial import of Skribe 1.2d.

Initial import of Skribe 1.2d.


git-archimport-id: lcourtes@laas.fr--2004-libre/skribilo--devel--1.2--base-0

9 files changed, 1066 insertions, 0 deletions

diff --git a/examples/Makefile b/examples/Makefile
new file mode 100644
index 0000000..7f47f6e
--- /dev/null
+++ b/examples/Makefile
@@ -0,0 +1,48 @@
+#*=====================================================================*/
+#*    serrano/prgm/project/skribe/examples/Makefile                    */
+#*    -------------------------------------------------------------    */
+#*    Author      :  Manuel Serrano                                    */
+#*    Creation    :  Fri Oct 24 13:25:43 2003                          */
+#*    Last change :  Wed Feb 18 11:25:20 2004 (serrano)                */
+#*    Copyright   :  2003-04 Manuel Serrano                            */
+#*    -------------------------------------------------------------    */
+#*    The meta Makefile for the examples                               */
+#*=====================================================================*/
+
+#*---------------------------------------------------------------------*/
+#*    All the examples                                                 */
+#*---------------------------------------------------------------------*/
+EXAMPLES=slide
+
+#*---------------------------------------------------------------------*/
+#*    pop                                                              */
+#*---------------------------------------------------------------------*/
+.PHONY: pop
+
+pop:
+	@ for p in $(EXAMPLES); do \
+          (cd $$p && $(MAKE) pop); \
+        done
+	@ echo examples/Makefile
+
+#*---------------------------------------------------------------------*/
+#*    Install/Uinstall                                                 */
+#*---------------------------------------------------------------------*/
+.PHONY: install uninstall
+
+install:
+
+uninstall:
+
+#*---------------------------------------------------------------------*/
+#*    cleaning                                                         */
+#*---------------------------------------------------------------------*/
+.PHONY: clean distclean
+
+clean:
+	for p in $(EXAMPLES); do \
+          (cd $$p && $(MAKE) clean); \
+        done
+
+distclean: clean
+	 
diff --git a/examples/slide/Makefile b/examples/slide/Makefile
new file mode 100644
index 0000000..c9b7a84
--- /dev/null
+++ b/examples/slide/Makefile
@@ -0,0 +1,153 @@
+#*=====================================================================*/
+#*    serrano/prgm/project/skribe/examples/slide/Makefile              */
+#*    -------------------------------------------------------------    */
+#*    Author      :  Manuel Serrano                                    */
+#*    Creation    :  Fri Jan 11 10:19:46 2002                          */
+#*    Last change :  Thu Dec 18 09:21:41 2003 (serrano)                */
+#*    Copyright   :  2002-03 Manuel Serrano                            */
+#*    -------------------------------------------------------------    */
+#*    The Makefile to build the Slides example                         */
+#*=====================================================================*/
+include ../../etc/Makefile.config
+include ../../etc/$(SYSTEM)/Makefile.skb
+
+#*---------------------------------------------------------------------*/
+#*    Compiler and tools                                               */
+#*---------------------------------------------------------------------*/
+BINDIR		= ../../bin
+LIBDIR		= ../../lib
+
+#*---------------------------------------------------------------------*/
+#*    Compilers and Tools                                              */
+#*---------------------------------------------------------------------*/
+SFLAGS		= -I txt -I skr -I skb -I ../../skr
+LATEX		= latex
+DVIPS		= dvips -Ppdf -G0
+TEXHOME         = $$HOME/tex
+PS2PDF		= ps2pdf -dPDFSETTINGS=/prepress -sPAPERSIZE=a4
+MODE		= advi
+
+#*---------------------------------------------------------------------*/
+#*    Skribe variables                                                 */
+#*---------------------------------------------------------------------*/
+SKRIBEVARS	= --eval "(define *mode* '$(MODE))"
+
+#*---------------------------------------------------------------------*/
+#*    Sources                                                          */
+#*---------------------------------------------------------------------*/
+MASTER		= skb/slides.skb
+
+INPUTSNAME	= 
+EXNAME		= skribe.skb syntax.scr
+INPUTS		= $(INPUTSNAME:%=skb/%.skb) $(EXNAME:%=ex/%)
+
+SOURCESNAME	= 
+SOURCES		= $(SOURCESNAME:%=scm/%.scm)
+
+STYLES		= local
+LSTYLES		= $(STYLE:%=skr/%.skr)
+
+FIGS_SOURCES	= 
+FIGURES		= $(FIGS_SOURCES:%=fig/%.eps) $(FIGS_SOURCES:%=fig/%.png)
+
+#*---------------------------------------------------------------------*/
+#*    Suffixes                                                         */
+#*---------------------------------------------------------------------*/
+.SUFFIXES:
+.SUFFIXES: .skb .skr .eps .fig .tex .ps .pdf .png .html .dvi
+
+#*---------------------------------------------------------------------*/
+#*    All                                                              */
+#*---------------------------------------------------------------------*/
+all: ps html
+
+ps: slides.ps
+slides.ps: slides.dvi
+	$(DVIPS) -o slides.ps slides.dvi
+
+pdf: slides.pdf
+slides.pdf: slides.ps
+	$(PS2PDF) slides.ps slides.pdf
+
+dvi: slides.dvi
+slides.dvi: slides.tex 
+	$(LATEX) slides.tex
+
+slides.tex: $(MASTER) $(INPUTS) $(LSTYLES) $(SOURCES) $(FIGURES)
+	$(SKRIBE) $(SKRIBEVARS) $(SFLAGS) $(MASTER) -o slides.tex
+
+html: slides.html
+slides.html: $(MASTER) $(INPUTS) $(LSTYLES) $(SOURCES) $(FIGURES)
+	$(SKRIBE) $(SKRIBEVARS) $(SFLAGS) $(MASTER) -o slides.html
+
+text: slides.text
+slides.text: $(MASTER) $(INPUTS) $(LSTYLES) $(SOURCES) $(FIGURES)
+	$(SKRIBE) $(SKRIBEVARS) $(SFLAGS) $(MASTER) -t text -o slides.text
+
+#*---------------------------------------------------------------------*/
+#*    pop                                                              */
+#*---------------------------------------------------------------------*/
+.PHONY: pop
+
+pop:
+	@ echo examples/slide/Makefile \
+               examples/slide/README \
+               examples/slide/advi.sty \
+               examples/slide/PPRskribe.sty \
+               examples/slide/skr/local.skr
+	@ echo $(MASTER:%=examples/slide/%)
+	@ echo $(EXNAME:%=examples/slide/ex/%)
+
+#*---------------------------------------------------------------------*/
+#*    binary                                                           */
+#*---------------------------------------------------------------------*/
+getbinary:
+	echo "slides"
+
+#*---------------------------------------------------------------------*/
+#*    re                                                               */
+#*---------------------------------------------------------------------*/
+.PHONY: re re.ps re.html
+
+re: re.ps re.html
+
+re.ps:
+	touch -m -d 0 slides.tex 
+	$(MAKE) ps
+
+re.html:
+	touch -m -d 0 slides.html
+	$(MAKE) html
+
+#*---------------------------------------------------------------------*/
+#*    .eps.png                                                         */
+#*---------------------------------------------------------------------*/
+.eps.png:
+	@ echo $*.png:
+	@ convert $*.eps $*.png
+
+#*---------------------------------------------------------------------*/
+#*    .eps.fig                                                         */
+#*---------------------------------------------------------------------*/
+.fig.eps:
+	@ echo $*.fig:
+	@ fig2dev -L eps $*.fig > $*.eps
+
+#*---------------------------------------------------------------------*/
+#*    Clean                                                            */
+#*---------------------------------------------------------------------*/
+clean:
+	-/bin/rm -f slides.tex 2> /dev/null
+	-/bin/rm -f slides.dvi 2> /dev/null
+	-/bin/rm -f *.aux *.log 2> /dev/null
+	-/bin/rm -f *~ 2> /dev/null
+	-/bin/rm -f */*~ 2> /dev/null
+	-/bin/rm -f */*/*~ 2> /dev/null
+	-/bin/rm -f slides.ps 2> /dev/null
+	-/bin/rm -f slides.pdf 2> /dev/null
+	-/bin/rm -f slides*.html 2> /dev/null
+	-/bin/rm -f slides.text 2> /dev/null
+	-/bin/rm -f slides.out 2> /dev/null
+	-/bin/rm -f $(FIGURES)
+
+cleanall: clean
diff --git a/examples/slide/PPRskribe.sty b/examples/slide/PPRskribe.sty
new file mode 100644
index 0000000..40b2d08
--- /dev/null
+++ b/examples/slide/PPRskribe.sty
@@ -0,0 +1,67 @@
+%==============================================================================
+% Prosper -- (PPRskribe.sty) Style file
+% A LaTeX class for creating slides
+% Author: Manuel Serrano
+% 
+% Permission is hereby granted, without written agreement and without
+% license or royalty fees, to use, copy, modify, and distribute this
+% software and its documentation for any purpose, provided that the
+% above copyright notice and the following two paragraphs appear in
+% all copies of this software.
+% 
+% IN NO EVENT SHALL THE AUTHOR BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, 
+% SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF 
+% THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE AUTHOR HAS BEEN ADVISED 
+% OF THE POSSIBILITY OF SUCH DAMAGE.
+% 
+% THE AUTHOR SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+% INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+% AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+% ON AN "AS IS" BASIS, AND THE AUTHOR HAS NO OBLIGATION TO
+% PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+%==============================================================================
+\NeedsTeXFormat{LaTeX2e}[1995/12/01]
+\ProvidesPackage{PPRskribe}[2003/10/21]
+\typeout{`skribe' style for Prosper ---}
+\typeout{ }
+
+\RequirePackage{amssymb}
+% Loading packages necessary to define this slide style.
+% none
+
+\FontTitle{%
+  \usefont{T1}{ptm}{b}{n}\fontsize{13.82pt}{12pt}\selectfont\blue}{%
+  \usefont{T1}{ptm}{b}{n}\fontsize{13.82pt}{12pt}\selectfont\blue}
+\FontText{%
+  \black\usefont{T1}{phv}{m}{n}\fontsize{9.4pt}{9pt}\selectfont}{%
+  \black\usefont{T1}{phv}{m}{n}\fontsize{9.4pt}{9pt}\selectfont}
+
+
+% Positionning of the title of a slide.
+\newcommand{\slidetitle}[1]{%
+  \rput[c](5.25,4.4){\fontTitle{#1}}
+}
+
+% Positionning for a logo
+% \LogoPosition{-1,-1.1}
+
+% Definition of this style for slides.
+
+\newcommand{\BasicFrame}[1]{%
+ {#1}}
+
+%\NewSlideStyle[115mm]{t}{5.3,3.2}{BasicFrame}
+\NewSlideStyle[125mm]{t}{5.3,3.8}{BasicFrame}
+\PDFCroppingBox{10 40 594 800}
+\RequirePackage{semhelv}
+
+\myitem{1}{$\bullet$}
+\myitem{2}{$\circ$}
+\myitem{3}{$\diamond$}
+
+\endinput
+
+%%% Local Variables: 
+%%% mode: latex
+%%% TeX-master: t
+%%% End: 
diff --git a/examples/slide/README b/examples/slide/README
new file mode 100644
index 0000000..cb9f303
--- /dev/null
+++ b/examples/slide/README
@@ -0,0 +1,11 @@
+This example shows how to program slides with Skribe. Three slide
+formats can be produced:
+
+1. Advi
+   type `make MODE=advi'
+
+2. Plain PDF
+   type `make pdf MODE=pdf'
+
+3. LaTeX prosper
+   type `make pdf MODE=prosper'
diff --git a/examples/slide/advi.sty b/examples/slide/advi.sty
new file mode 100644
index 0000000..9b5e09f
--- /dev/null
+++ b/examples/slide/advi.sty
@@ -0,0 +1,416 @@
+%%
+%% This is the original source file advi.sty
+%%
+%% Package `advi' to use with LaTeX 2e
+%% Copyright Roberto Di Cosmo, Jun Furuse, Didier Remy, and Pierre Weis
+%% All rights reserved.
+
+% Which name is ours
+\def \ActiveDVI {Active-DVI}
+
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{advi}
+         [2001/29/08 v0.40 Advi Package for advi Previewer]
+
+%%
+
+%% Identification
+%% Preliminary declarations
+
+\RequirePackage {keyval}
+
+%% Options
+
+\newif \ifadvi@ignore \advi@ignorefalse
+\DeclareOption {ignore}{\advi@ignoretrue}
+
+\ProcessOptions
+% \@ifundefined {AdviOptions}{}{\ExecuteOptions {\AdviOptions}}
+
+%% More declarations
+
+% Auxilliary macros
+
+
+\def \advi@empty{}
+\def \advi@ifempty #1{\def \@test {#1}\ifx \@test \advi@empty 
+  \expandafter \@firstoftwo \else \expandafter \@secondoftwo \fi}
+\def \advi@error #1{\PackageError {Advi}{#1}{Type <RETURN> to proceed.}}
+\def \advi@warning #1{\PackageWarning {Advi}{#1}}
+\def \advi@undefinedenv {\advi@error {Environment \@currenvir\space undefined.
+Maybe you mean \@currenvir ing}}
+\def \advi@special@ {\advi@ifadvi{\special}{\advi@ignore}}
+\def \advi@special #1{\advi@special@ {advi: #1}}
+\def \advi@export #1#2{\@ifdefinable #1{\let #1#2}}
+\def \advi@exportenv #1#2{%
+  \@ifundefined {#1}{\expandafter \let \csname #1\expandafter \endcsname
+                     \csname end#1\endcsname }\relax  
+  \expandafter \@ifdefinable \csname #1\endcsname
+  {\expandafter \let \csname #1\expandafter \endcsname \csname #2\endcsname
+   \expandafter \let \csname end#1\expandafter \endcsname 
+        \csname end#2\endcsname}}
+
+\def \advi@ignore #1{}
+\def \advi@id #1{#1}
+
+\def \advi@ifadvi {\ifadvi@ignore
+  \expandafter \@secondoftwo \else \expandafter \@firstoftwo \fi}
+\advi@export \adviignore \advi@ignoretrue
+\advi@export \ifadvi \advi@ifadvi
+
+%%% Record and play
+
+\newif \ifadvi@recording 
+\def \advi@ifrecording {\ifadvi@recording
+   \expandafter \@firstoftwo \else \expandafter \@secondoftwo \fi}
+\def \advi@ifrecordenv {\ifx \@currenvir \advi@recordenv
+   \expandafter \@firstoftwo \else \expandafter \@secondoftwo \fi}
+
+\def \advi@start {start}
+\def \advi@startplay {start play}
+\define@key{advi@record}{play}[]{\let \advi@do \advi@startplay}
+\def \advi@recordenv {advirecord}
+
+\newenvironment{advi@recording}[2][]%
+  {\begingroup
+     \let \advi@do \advi@start \setkeys{advi@record}{#1}%
+     \advi@special {proc=#2 record=\advi@do}%
+   \endgroup}
+  {\advi@special {proc record=end}}
+\newcommand {\advi@record}[3][]{\advi@recording[#1]{#2}#3\endadvi@recording}
+
+\newcommand {\advi@play}[2][]%
+   {\begingroup
+      \advi@ifempty{#1}{}{\color {#1}}{\advi@special {proc=#2 play}}%
+    \endgroup}
+
+\advi@exportenv {advirecording}{advi@recording} 
+\advi@export \advirecord \advi@record
+\let \endadvirecord \advi@undefinedenv
+\advi@export \adviplay \advi@play
+
+
+%%% Embedded applications
+
+\def \advi@embed@name{anonymous}
+\def \advi@embed@mode{ephemeral}
+\def \advi@embed@width{0pt}
+\def \advi@embed@height{0pt}
+\define@key {advi@embed}{name}{\def \advi@embed@name {#1}}
+\define@key {advi@embed}{width}%
+   {\@tempdima#1\relax \edef \advi@embed@width {\the\@tempdima}}
+\define@key {advi@embed}{height}%
+   {\@tempdima#1\relax \edef \advi@embed@height {\the\@tempdima}}
+\def \advi@definemode #1{%
+  \define@key {advi@embed}{#1}[anonymous]{%
+     \def \advi@embed@mode {#1}\def\advi@embed@name {##1}%
+  }}
+\advi@definemode{ephemeral}
+\advi@definemode{persistent}
+\advi@definemode{sticky}
+
+\def \advi@embed@ #1#2#3#4#5{%
+  \mbox{\advi@special
+          {embed name="#1" mode=#2 width=#3 height=#4 command="#5"}%
+          {\vbox to #4{\hbox to #3{}}}}}
+\def \advi@length #1{\@tempdima #1\relax \the\@tempdima}
+\newcommand{\advi@embed}[2][]{%
+  \mbox {\setkeys {advi@embed}{#1}%
+         \advi@embed@ {\advi@embed@name}{\advi@embed@mode}
+             {\advi@embed@width}{\advi@embed@height}{#2}}}
+
+\newcommand{\advi@killembed}[2][]{\advi@special {kill name="#2" signal="#1"}}
+
+\advi@export \adviembed \advi@embed
+
+\advi@export \advikillembed \advi@killembed 
+
+
+%%% Background colors and images
+
+\def \do #1{\expandafter \def \csname advi@geom@#1@\endcsname {#1}}
+\do {center}
+\do {left}
+\do {right}
+\do {bottom}
+\do {top}
+\do {topleft}
+\do {topright}
+\do {bottomleft}
+\do {bottomright}
+\let \do \relax
+\def \advi@ifnine #1#2#3{\@ifundefined {advi@geom@#1@}{#3}{#2}}
+
+\let \advi@global \relax
+\def \advi@global@ {global}
+\newif \ifadvi@bgactive
+
+\def \advi@bg@do
+ {\do\advi@bgcolor \do\advi@bgimage \do \advi@bgalpha \do\advi@bgblend}
+\def \advi@auto@ { fit=auto}
+\def \advi@bgreset 
+ {\def \do ##1{\expandafter \advi@global
+                  \expandafter \let \noexpand ##1\advi@empty}\advi@bg@do
+  \advi@global \let \advi@bgfit \advi@auto@
+  \advi@global \advi@bgactivefalse}
+\advi@bgreset
+
+\def \advi@none@ {none}
+\def \advi@ifnone #1{\def \@test{#1}\ifx \@test \advi@none@
+  \let \@test \advi@empty \fi \ifx \@test \advi@empty
+  \expandafter \@firstoftwo \else \expandafter \@secondoftwo \fi}
+
+\def \advi@setbg #1#2#3{\advi@ifnone {#1}
+  {\advi@global \expandafter \let \noexpand #1\advi@empty}
+  {\advi@global \expandafter \def \noexpand #1{ #2=#3}%
+   \advi@global \advi@bgactivetrue}}
+\define@key {advi@bg}{color}[]{\advi@setbg{\advi@bgcolor}{color}{#1}}
+\define@key {advi@bg}{image}[]{\advi@setbg{\advi@bgimage}{image}{#1}}
+\define@key {advi@bg}{alpha}[]{\advi@setbg{\advi@bgalpha}{alpha}{#1}}
+\define@key {advi@bg}{blend}[]{\advi@setbg{\advi@bgblend}{blend}{#1}}
+\define@key {advi@bg}{fit}[auto]{\def \advi@bgfit {#1}%
+     \ifx \advi@bgfit \advi@auto@ \else
+     \advi@ifnine {\advi@bgfit}
+       {\advi@global \def \advi@bgfit{ fit=#1}}
+       {\advi@error {Ill formed background fit=#1}}%
+   \fi}
+\def \advi@bgset #1{\advi@ifnone {#1}{\advi@bgreset}{\setkeys {advi@bg}{#1}}}
+
+%\define@key {advi@bg}{inherit}[]{\advi@special{setbg inherit}}
+
+\def \advi@bgemit 
+  {\advi@special 
+     {setbg \advi@bgcolor \advi@bgimage \advi@bgalpha \advi@bgblend
+      \advi@bgfit
+      }}
+\newif \ifadvi@bglocal
+
+\newcommand{\advi@bg}[2][]{%
+  \begingroup 
+  \def \@test {#1}\ifx \@test \advi@global@ \let \advi@global \global
+  \advi@bgset {#2}\else
+  \ifx \@test \advi@empty \else \advi@warning
+     {Optional argument [#1] to \string \advibg ignored}\fi
+  \global \advi@bglocaltrue
+  \advi@bgset{#2}\advi@bgemit \fi
+  \endgroup}
+\def \advi@bgpage
+   {\ifadvi@bgactive \ifadvi@bglocal\else \advi@bgemit \fi\fi
+    \global \advi@bglocalfalse}
+
+\advi@export \advibg \advi@bg
+
+%%% Pausing and waiting
+
+\def\advi@pause {\advi@special{pause}}
+\def\advi@wait#1{\advi@special{wait sec=#1}}
+
+%% export
+\newcommand {\adviwait}[1][]%
+   {\advi@ifempty {#1}{\advi@pause}{\advi@wait {#1}}}
+
+%%% Transparency and alpha blending
+%%% To be revisited. 
+
+\def\advi@epstransparent
+   {\advi@special{epstransparent push true}%
+    \aftergroup \advi@resetepstransparent} 
+\def\advi@epswhite
+   {\advi@special{epstransparent push false}%
+    \aftergroup \advi@resetepstransparent} 
+\def\advi@setalpha#1%
+   {\advi@special{alpha push #1}%
+    \aftergroup \advi@resetalpha} 
+\def\advi@setblend#1%
+   {\advi@special{blend push #1}%
+    \aftergroup\advi@resetblend}
+\def\advi@resetepstransparent {\advi@special{epstransparent pop}}
+\def\advi@resetalpha {\advi@special{alpha pop}}
+\def\advi@resetblend {\advi@special{blend pop}}
+
+\advi@export \epstransparent \advi@epstransparent
+\advi@export \epswhite \advi@epswhite
+\advi@export \setalpha \advi@setalpha
+\advi@export \setblend \advi@setblend
+
+%%% Animated transitions
+
+\def \advi@transfrom{}
+\def \advi@transsteps{}
+\def \advi@settrans {\advi@global \def}
+\define@key {advi@trans}{none} []{\advi@settrans \advi@transmode {none}}
+\define@key {advi@trans}{slide}[]{\advi@settrans \advi@transmode {slide}}
+\define@key {advi@trans}{block}[]{\advi@settrans \advi@transmode {block}}
+\define@key {advi@trans}{wipe} []{\advi@settrans \advi@transmode {wipe}}
+\define@key {advi@trans}{from} {\advi@settrans \advi@transfrom { from=#1}}
+\define@key {advi@trans}{steps}{\advi@settrans \advi@transsteps { steps=#1}}
+
+\def \advi@transemit
+   {\advi@special{trans \advi@transmode \advi@transfrom \advi@transsteps}}
+\newif \ifadvi@translocal 
+\newcommand {\advi@transition}[2][]{%
+  \begingroup
+     \def \@test {#1}\ifx \@test \advi@global@ \let \advi@global \global
+     \setkeys {advi@trans}{#2}\else
+     \ifx \@test \advi@empty \else \advi@warning
+        {Optional argument [#1] to \string \advitransition ignored}\fi
+     \global \advi@translocaltrue
+     \setkeys {advi@trans}{#2}\advi@transemit \fi
+  \endgroup}
+
+\def \advi@transpage
+  {\@ifundefined {advi@transmode}{}
+        {\ifadvi@translocal\else \advi@transemit \fi}%
+   \global \advi@translocalfalse}
+
+%% Hook \advi@setpagesetyle at \@begindvi that run at every page
+
+\def \advi@setpagestyle {\advi@bgpage \advi@transpage}
+\def \endpage@hook {}
+\def \AtEndPage {\g@addto@macro \endpage@hook}
+\AtEndPage {\advi@setpagestyle}
+
+% We must patch \@begindvi to put out hook. 
+% However, hyperref may patch it as well. So we should do it at begin
+% document to have the control (no one after us). 
+% Howver, one must be careful, because \@begindvi redefines itself at the
+% first call to its prerecorded final value. 
+% So our first patch will be overridden with the value that it was
+% meant to have after the first page.
+% Hence, we patch it a second time to put our hook to this final value. 
+
+% we can use \g@addto@macro which redefines #1 to so that it procedes as 
+% before and then execute #2 at the end. 
+
+\def \advi@begindvi@patch
+  {\g@addto@macro \@begindvi      
+      {\endpage@hook \g@addto@macro \@begindvi {\endpage@hook}}}
+
+\AtBeginDocument {\advi@begindvi@patch}
+
+%  {\let \advi@begindvi@save \@begindvi   %% value at begindocument
+%   \def \@begindvi                       %% our new value
+%     {\advi@begindvi@save                %% may redefine \@begindvi
+%      \global\let \advi@begindvi@save    %% so we this new value
+%         \@begindvi                      
+%      \gdef \@begindvi                   %% now and forever
+%         {\advi@begindvi@save \endpage@hook}%
+%      \endpage@hook                      %% our hook for the
+%     }}
+
+
+
+%% Transitions
+
+\def\advi@transbox@save#1#2#3{\advi@special
+  {transbox save width=#1 height=#2 depth=#3}}
+\def\advi@transbox@go#1{\advi@special{transbox go #1}}
+
+\def \advi@transslide {slide}
+\def \advi@transbox #1{%
+   \def \advi@afterbox 
+      {\hbox {\advi@transbox@save{\the\wd0 }{\the\ht0 }{\the\dp0}%
+              \unhbox0\setkeys {advi@trans}{#1}%
+              \advi@transbox@go
+                  {\advi@transmode \advi@transfrom \advi@transsteps}}}%
+   \def \advi@@afterbox {\aftergroup \advi@afterbox} 
+   \afterassignment \advi@@afterbox \setbox0 \hbox } 
+
+\advi@export \advitransition \advi@transition
+\advi@export \advitransbox \advi@transbox
+
+%%% For PS Tricks
+
+\def \advi@moveto {\advi@special {moveto}}
+\def\advi@psput@special#1{%
+\hbox{%
+\pst@Verb{{ \pst@coor }  
+dup exec 2 copy moveto advi@Dict begin printpos end
+\tx@PutCoor 
+\tx@PutBegin}
+\hbox {\advi@moveto \box#1}%
+\pst@Verb{\tx@PutEnd}}}
+
+\def\advi@ncput@iii{%
+\leavevmode
+\hbox{%
+\pst@Verb{%
+\pst@nodedict
+/t \psk@npos def
+tx@NodeDict /LPutPos known { LPutPos } { CP /Y ED /X ED /NAngle 0
+def } ifelse 
+LPutCoor 
+end
+\tx@PutBegin
+}%
+\hbox {\box\pst@hbox}%
+\pst@Verb{\tx@PutEnd}}}
+
+\def \advi@pstricks@patch
+  {\@ifundefined {psput@special}{}
+    {\let \psput@special \advi@psput@special
+     %\@ifundefined {ncput@iii}{}{\let \ncput@iii \advi@ncput@iii}%
+     \pstheader {advi.pro}}}
+\AtBeginDocument {\advi@pstricks@patch}
+
+
+%%% Active DVI
+
+\def \advi@over@ {over}
+\def \advi@click@ {click}
+\def \advi@null {\hbox {}}
+
+\newenvironment {advi@anchoring}[2][over]{%
+   \begingroup
+   \def \@test {#1}\ifx \@test \advi@over@ 
+       \advi@special@ {html:<a advi="#2">}\else
+   \ifx \@test \advi@click@ 
+       \advi@special@ {html:<a hdvi="#2">}\else
+   \advi@error {Incorect anchor mode #1}\fi \fi\endgroup}
+  {\advi@special@ {html:</a>}}
+\newcommand {\advi@anchor}[3][over]%
+   {\advi@anchoring[#1]{#2}#3\endadvi@anchoring}
+
+\def \advi@endanchor #1{#1\endadvi@anchor \endgroup}
+\advi@exportenv {advianchoring}{advi@anchoring}
+\advi@export \advianchor \advi@anchor
+\let \endadvianchor \advi@undefinedenv
+
+%%% Partial patch for overlays -- 0 will be shown > 0 will not be shown
+
+\def \advi@max {0}
+\def \advi@overlay #1{%
+  \advi@ifadvi 
+    {%\advance \c@overlay by 1
+     \ifnum \c@overlay>\advi@max \global \xdef \advi@max {\the \c@overlay}\fi
+     \advi@recording {overlay@#1}\aftergroup \endadvi@recording}
+    {\latex@overlay {#1}}}
+
+\def \advi@overlay@loop
+ {\advi@ifadvi 
+  {\begingroup
+    \c@overlay=0
+    \@whilenum\c@overlay<\advi@max
+    \do {\advance \c@overlay  by 1%
+         \adviwait \adviplay{overlay@\the\c@overlay}}%
+  \endgroup
+  \gdef \advi@max {0}}
+ {\latex@overlay@loop}}
+
+\def \advi@end@slide 
+  {\advi@ifadvi {\overlay@loop}{}\latex@end@slide}
+
+\def \advi@overlay@patch {%
+   \let \latex@overlay \@overlay
+   \let \latex@end@slide \end@slide
+   \let \latex@overlay@loop \overlay@loop
+   \let \@overlay \advi@overlay
+   \let \overlay@loop \advi@overlay@loop
+   \let \end@slide \advi@end@slide
+  }
+
+\@ifundefined {overlay}{}
+   {\AtBeginDocument {\advi@overlay@patch}}
+
+
+\endinput
diff --git a/examples/slide/ex/skribe.skb b/examples/slide/ex/skribe.skb
new file mode 100644
index 0000000..d1a525e
--- /dev/null
+++ b/examples/slide/ex/skribe.skb
@@ -0,0 +1,11 @@
+(slide :title [Skribe]
+  (st [Skribe:])
+  (itemize (item [A functional programming language based on Scheme])
+	   (item [A markup language ,(emph [à la]) XML])
+	   (item [A document ,(blue [is]) a program, 
+                  a program ,(blue [looks like]) a text with markups]))
+
+  (p [
+   ,(st [Example:])
+   ,(slide-pause)
+   ,(skribe-prgm :file "ex/skribe.skb")]))
diff --git a/examples/slide/ex/syntax.scr b/examples/slide/ex/syntax.scr
new file mode 100644
index 0000000..8590f4a
--- /dev/null
+++ b/examples/slide/ex/syntax.scr
@@ -0,0 +1 @@
+[text goodies: ,(bold "bold") and ,(it "italic").]
diff --git a/examples/slide/skb/slides.skb b/examples/slide/skb/slides.skb
new file mode 100644
index 0000000..c13b102
--- /dev/null
+++ b/examples/slide/skb/slides.skb
@@ -0,0 +1,286 @@
+;*=====================================================================*/
+;*    serrano/prgm/project/skribe/examples/slide/skb/slides.skb        */
+;*    -------------------------------------------------------------    */
+;*    Author      :  Manuel Serrano                                    */
+;*    Creation    :  Wed Oct  8 16:04:59 2003                          */
+;*    Last change :  Fri Oct 24 13:32:37 2003 (serrano)                */
+;*    Copyright   :  2003 Manuel Serrano                               */
+;*    -------------------------------------------------------------    */
+;*    Skribe slide example                                             */
+;*=====================================================================*/
+
+;*---------------------------------------------------------------------*/
+;*    Style                                                            */
+;*---------------------------------------------------------------------*/
+(case *mode*
+   ((advi)
+    (skribe-load "slide.skr" :advi #t))
+   ((prosper)
+    (skribe-load "slide.skr" :prosper #t))
+   (else
+    (skribe-load "slide.skr")))
+
+(skribe-load "local.skr")
+
+;*---------------------------------------------------------------------*/
+;*    latex configuration ...                                          */
+;*---------------------------------------------------------------------*/
+(let ((le (find-engine 'latex)))
+   (engine-custom-set! le 'transition 'slide)
+   (engine-custom-set! le 'usepackage
+		       (string-append (engine-custom le 'usepackage)
+				      "\\usepackage{pstricks,pst-node,pst-text,pst-3d}\n")))
+
+;*---------------------------------------------------------------------*/
+;*    sk-expression ...                                                */
+;*---------------------------------------------------------------------*/
+(define (sk-expression)
+   (it "sk-expression"))
+(define (sk-expressions)
+   (it "sk-expressions"))
+
+;*---------------------------------------------------------------------*/
+;*    The document                                                     */
+;*---------------------------------------------------------------------*/
+(document 
+:title (red (sf (font :size +2. "This is Skribe!")))
+:author (author :name (it (magenta "Manuel Serrano, Erick Gallesio"))
+		:affiliation [Inria Sophia Antipolis, University of Nice]
+		:address (list "" (tt (skribe-url))))
+
+;*---------------------------------------------------------------------*/
+;*    First slide                                                      */
+;*---------------------------------------------------------------------*/
+(include "ex/skribe.skb")
+
+;* {*---------------------------------------------------------------------*} */
+;* {*    Overview                                                         *} */
+;* {*---------------------------------------------------------------------*} */
+;* (slide :title "Skribe overview"                                     */
+;*        (center (image :width 90. :file "fig/overview.fig")))        */
+
+;* {*---------------------------------------------------------------------*} */
+;* {*    Examples                                                         *} */
+;* {*---------------------------------------------------------------------*} */
+;* (if (or (skribe-mgp?) (and (skribe-tex?) *skribe-slide-advi*))      */
+;*     (slide :title "Skribe examples"                                 */
+;*                                                                     */
+;* 	   (%embed :geometry *xterm.geo* *xterm*)                      */
+;* 	   (%embed :geometry *xdvi.geo* *xdvi*)                        */
+;*                                                                     */
+;* 	   (st [1 Skribe document, 2 targets:])                        */
+;*                                                                     */
+;* 	   (%vspace 0.0)                                               */
+;* 	   (itemize (item [A ,(sc [Nroff]) target:]))                  */
+;* 	   (%vspace 3)                                                 */
+;* 	   (itemize (item [A ,(sc [Dvi]) target:]))))                  */
+
+;* {*---------------------------------------------------------------------*} */
+;* {*    Skribe gallery                                                   *} */
+;* {*---------------------------------------------------------------------*} */
+;* {*--- math ------------------------------------------------------------*} */
+;* (slide :title "Gallery (1/2)"                                       */
+;*                                                                     */
+;* (st [Math skills:])                                                 */
+;* (itemize (item [A ,(LaTeX) math formula in:]))                      */
+;* (p (font :size -3                                                   */
+;* 	 (color :bg *display-bg*                                       */
+;* 		(center                                                */
+;* 		 (hook :after                                          */
+;* 		       (lambda ()                                      */
+;* 			  (if (skribe-tex?)                            */
+;* 			      (display "\\(\\sum_{i=1}^{n} x_{i} = \\int_{0}^{1} f\\)") */
+;* 			      (display "&#8721;<sub><font size='-2'>i=1</font></sub><sup><font size='-2'>i=1</font></sup> = &#8747;<sub><font size='-2'>0</font></sub><sup><font size='-2'>1</font></sup>f")))))))) */
+;* (itemize (item [Denotational semantics:]))                          */
+;* (p (font :size -3                                                   */
+;* 	  (color :bg *display-bg*                                      */
+;* 		 (prgm :language denotation :monospace (skribe-html?)  */
+;* 		       (map (lambda (d)                                */
+;* 			       (from-file "scm/eval.scm" :definition d)) */
+;* 			    '("ev-lambda1" "ev-funcall1"))))))         */
+;* (itemize (item [SOS rule:]))                                        */
+;* (p (font :size -4                                                   */
+;* 	 (color :bg *display-bg*                                       */
+;* 		(labeled-component                                     */
+;* 		 "Assignment"                                          */
+;* 		 (rule                                                 */
+;* 		  (evaluate "exp" "sched, env" "val" "sched', env'")   */
+;* 		  (rewrite "var = exp, sched, env" (TERM) "nothing, sched', env'<var = val>"))))))) */
+;* 	                                                               */
+;* {*--- misc ------------------------------------------------------------*} */
+;* (slide :title "Gallery (2/2)"                                       */
+;*                                                                     */
+;* (st [Misc:])                                                        */
+;* (itemize (item [A computer program:]))                              */
+;* (p (font :size -1 (prgm :bg *example-bg* :language c :lnum 1 (from-file "ex/C-code.c")))) */
+;* (itemize (item [Images:                                             */
+;* ,(p (image :width 75 :height 50 :file "img/img.jpg")                */
+;*     (hook :after (lambda ()                                         */
+;* 		    (cond                                              */
+;* 		       ((skribe-tex?)                                  */
+;* 			(display "\\ \\ \\ \\ "))                      */
+;* 		       (else                                           */
+;* 			(display "    ")))))                           */
+;*     (image :width 25 :height 50 :file "img/img.jpg")                */
+;*     (hook :after (lambda ()                                         */
+;* 		    (cond                                              */
+;* 		       ((skribe-tex?)                                  */
+;* 			(display "\\ \\ \\ \\ "))                      */
+;* 		       (else                                           */
+;* 			(display "    ")))))                           */
+;*     (image :width 150 :height 50 :file "img/img.jpg"))])))          */
+;*                                                                     */
+;*---------------------------------------------------------------------*/
+;*    Syntax                                                           */
+;*---------------------------------------------------------------------*/
+(slide :title "Skribe Syntax" :vspace 0.3
+
+(st [,(sk-expression):])
+
+(slide-pause)
+(itemize (item [An ,(emph "atom") (a ,(red (it "string")), a ,(red (it "number")), ...)] (slide-pause))
+	 (item [A ,(emph "list") of ,(!latex "{\\rnode{NA}{$1}}" (sk-expressions))] (slide-pause))
+	 (item [A ,(emph "text") (,(red (tt [ ,(char "[")... ,(blue [,(char ",")(,(it "<expr>"))]) ...,(char "]") ])))] (slide-pause)))
+
+(slide-vspace 0.3)
+(p [,(!latex "{\\rnode{NB}{$1}}" (st [Example:]))
+    ,(slide-pause)
+    ,(!latex "{\\nccurve[linecolor=red,angleA=90,angleB=270]{->}{NB}{NA}}")
+    ,(skribe-prgm :fsize 0 (source :file "ex/syntax.scr"))])
+
+(p [is equivalent to:
+    ,(slide-pause)
+    ,(skribe-prgm :fsize 0 [(list "text goodies: " (bold "bold") "and" (it "italic") ".")])]))
+
+;* {*---------------------------------------------------------------------*} */
+;* {*    Skribe documents                                                 *} */
+;* {*---------------------------------------------------------------------*} */
+;* (slide :title "Skribe Documents (1/2)" :vspace 0.5                  */
+;*                                                                     */
+;* (st [Skribe Document Structure:])                                   */
+;* (p (skribe-prgm [,(from-file "ex/skel.scr")])))                     */
+;*                                                                     */
+;* {*--- markup ----------------------------------------------------------*} */
+;* (slide :title "Skribe Documents (2/2)" :vspace 0.5                  */
+;* (st [XML markup:])                                                  */
+;* (p (prgm :language xml :bg *example-bg* [                           */
+;* <elmt1 attr="val">                                                  */
+;*    Some text                                                        */
+;*    <elmt2>                                                          */
+;*        for the example                                              */
+;*    </elmt2>                                                         */
+;* </elmt1>]))                                                         */
+;* (%vspace 0.3)                                                       */
+;* (st [Sc-markup:])                                                   */
+;* (p (skribe-prgm [,(from-file "ex/xml.scr")])))                      */
+;*                                                                     */
+;* {*---------------------------------------------------------------------*} */
+;* {*    Libraries                                                        *} */
+;* {*---------------------------------------------------------------------*} */
+;* (slide :title "Skribe Libraries"                                    */
+;*                                                                     */
+;* (st [A set of libraries containing the ,(q "usual") facilities. For instance:]) */
+;*                                                                     */
+;* (p (skribe-prgm [,(from-file "ex/itemize.scr")]))                   */
+;* (%vspace 0.1)                                                       */
+;* (st [Produces the following output text:])                          */
+;* (center (color :bg *display-bg* (font :size -2 (include "ex/itemize.scr"))))) */
+;*                                                                     */
+;* {*---------------------------------------------------------------------*} */
+;* {*    Dynamic texts                                                    *} */
+;* {*---------------------------------------------------------------------*} */
+;* (slide :title "Dynamic texts (1/3)" :vspace 0.2                     */
+;*                                                                     */
+;* (st [Let us assume the factorial table:])                           */
+;* (%vspace 0.5)                                                       */
+;*                                                                     */
+;* (center (font :size -1 (color :bg *display-bg* (include "ex/fact.scr"))))) */
+;*                                                                     */
+;* {*--- dynamic texts: the usual solution -------------------------------*} */
+;* (slide :title "Dynamic texts (2/3)"                                 */
+;*                                                                     */
+;* (st [The usual solution:])                                          */
+;* (p (skribe-prgm :fsize -1 (from-file "ex/factb.scr"))))             */
+;*                                                                     */
+;* {*--- dynamic texts: a better solution --------------------------------*} */
+;* (slide :title "Dynamic texts (3/3)"                                 */
+;*                                                                     */
+;* (st [A better solution:])                                           */
+;* (p (skribe-prgm (from-file "ex/fact.scr"))))                        */
+;*                                                                     */
+;* {*---------------------------------------------------------------------*} */
+;* {*    Introspection                                                    *} */
+;* {*---------------------------------------------------------------------*} */
+;* {*--- Introspection ---------------------------------------------------*} */
+;* (slide :title "Introspection"                                       */
+;*                                                                     */
+;* (color :bg *image-bg*                                               */
+;*  (center (image :width 1. :file "fig/skribe.fig"))))                */
+;*                                                                     */
+;* {*--- Number of slides ------------------------------------------------*} */
+;* (slide :title "Introspection: an example (1/2)"                     */
+;*                                                                     */
+;* (p (color :bg *display-bg* (include "ex/slide.scr"))))              */
+;*                                                                     */
+;* {*--- Number of slides (2/2) ------------------------------------------*} */
+;* (slide :title "Introspection: an example (2/2)" :vspace 0.5         */
+;*                                                                     */
+;* (st [The previous output is produced with:])                        */
+;* (p (skribe-prgm (from-file "ex/slide.scr"))))                       */
+;*                                                                     */
+;* {*---------------------------------------------------------------------*} */
+;* {*    Conditional evaluation                                           *} */
+;* {*---------------------------------------------------------------------*} */
+;* (slide :title "Conditional evaluation" :vspace 0.5                  */
+;*                                                                     */
+;* (st [Some features are dependent of the target format:])            */
+;* (itemize (item [Only specific back-ends may support specific features]) */
+;* 	 (item [It is in charge of the back-ends to implement          */
+;*                 ,(emph "reasonable") behaviors for unsupported features.  */
+;*                  Examples:                                          */
+;*                  ,(itemize (item [Hyper links])                     */
+;* 			   (item [Images])                             */
+;* 			   (item [...]))])                             */
+;* 	 (item [Skribe enables conditional evaluation:                 */
+;*                  ,(itemize (item [according to the target format])  */
+;* 			   (item [enabling target format commands]))]))) */
+;*                                                                     */
+;* {*---------------------------------------------------------------------*} */
+;* {*    Extensibility                                                    *} */
+;* {*---------------------------------------------------------------------*} */
+;* (slide :title "Extensibility"                                       */
+;*                                                                     */
+;* (st [User level:])                                                  */
+;* (itemize (item [New markups can be defined in a document])          */
+;* 	 (item [A markup is a Skribe (Scheme) function])               */
+;* 	 (item [Example: the ,(code "(%pause)") slide facility:]))     */
+;*                                                                     */
+;* (p (skribe-prgm [                                                   */
+;* (define (%pause)                                                    */
+;*    (cond                                                            */
+;*       ((skribe-mgp?) (hook :after (lambda () (display "%pause"))))  */
+;*       ((skribe-advi-tex?) (hook :after (lambda () (print "\\adviwait")))) */
+;*       (else (linebreak))))]))                                       */
+;* (%pause)                                                            */
+;*                                                                     */
+;* (st [System level:])                                                */
+;* (itemize (item [New back-ends can be dynamically added])            */
+;* 	 (item [The ,(sc-ast) can be extended])))                      */
+;*                                                                     */
+;* {*---------------------------------------------------------------------*} */
+;* {*    Conclusion                                                       *} */
+;* {*---------------------------------------------------------------------*} */
+;* (slide :title "Conclusion" :vspace 0.5                              */
+;*                                                                     */
+;* (st [Status:])                                                      */
+;* (itemize (item [Available on-line: ,(ref :url (skribe-url))])       */
+;* 	 (item [Available since a couple of months])                   */
+;* 	 (item [Used, by the authors, on a daily basis])               */
+;* 	 (item [,(magenta (bold [Still too young])) ,(symbol '=>)      */
+;*           ,(itemize (item [Very few styles have been implemented])  */
+;* 		    (item [It is still necessary to be aware of the    */
+;*                            targets idiosyncrasies])                 */
+;* 		    (item [Difficult to tame the fix-point             */
+;*                            iteration of the computation model]))])))) */
+         
+)
diff --git a/examples/slide/skr/local.skr b/examples/slide/skr/local.skr
new file mode 100644
index 0000000..2802a53
--- /dev/null
+++ b/examples/slide/skr/local.skr
@@ -0,0 +1,73 @@
+;*=====================================================================*/
+;*    serrano/prgm/project/skribe/examples/slide/skr/local.skr         */
+;*    -------------------------------------------------------------    */
+;*    Author      :  Manuel Serrano                                    */
+;*    Creation    :  Mon Jun  3 15:32:25 2002                          */
+;*    Last change :  Wed Oct  8 16:22:42 2003 (serrano)                */
+;*    Copyright   :  2002-03 Manuel Serrano                            */
+;*    -------------------------------------------------------------    */
+;*    The local style of the presentation                              */
+;*=====================================================================*/
+
+;* {*---------------------------------------------------------------------*} */
+;* {*    fg ...                                                           *} */
+;* {*---------------------------------------------------------------------*} */
+;* (define (fg c . body)                                               */
+;*    (apply color :fg c body))                                        */
+;*                                                                     */
+;* {*---------------------------------------------------------------------*} */
+;* {*    bg ...                                                           *} */
+;* {*---------------------------------------------------------------------*} */
+;* (define (bg c . body)                                               */
+;*    (apply color :bg c body))                                        */
+;*                                                                     */
+;*---------------------------------------------------------------------*/
+;*    colors ...                                                       */
+;*---------------------------------------------------------------------*/
+(define (green body)
+   (fg "darkgreen" body))
+(define (red body)
+   (fg "red" body))
+(define (blue body)
+   (bold (fg "darkblue" body)))
+(define (magenta body)
+   (fg "darkmagenta" body))
+(define (orange body)
+   (fg "darkorange" body))
+
+;*---------------------------------------------------------------------*/
+;*    em ...                                                           */
+;*---------------------------------------------------------------------*/
+(define (em body)
+   (bold (magenta body)))
+
+;*---------------------------------------------------------------------*/
+;*    st ...                                                           */
+;*---------------------------------------------------------------------*/
+(define (st body)
+   (sf (red body)))
+
+;*---------------------------------------------------------------------*/
+;*    citem ...                                                        */
+;*---------------------------------------------------------------------*/
+(define-markup (citem #!rest opt #!key (color "black") (shape (math 'bullet)))
+   (item (list (fg color shape) " " (the-body opt))))
+
+;*---------------------------------------------------------------------*/
+;*    skribe-prgm ...                                                  */
+;*---------------------------------------------------------------------*/
+(define-markup (skribe-prgm #!rest opt #!key file definition)
+   (cond
+      ((and definition file)
+       (font :size -4
+	     (color :bg "#ccffcc" (prog (source :language skribe
+						:file file
+						:definition definition)))))
+      (file
+       (font :size -4
+	     (color :bg "#ccffcc" (prog (source :language skribe
+						:file file)))))
+      (else
+       (font :size -4
+	     (color :bg "#ccffcc" (prog (source :language skribe
+						(the-body opt))))))))