diff options
Diffstat (limited to 'tex/context/base/s-pre-22.tex')
| -rw-r--r-- | tex/context/base/s-pre-22.tex | 102 |
1 files changed, 51 insertions, 51 deletions
diff --git a/tex/context/base/s-pre-22.tex b/tex/context/base/s-pre-22.tex index cb09816dc..8930c34be 100644 --- a/tex/context/base/s-pre-22.tex +++ b/tex/context/base/s-pre-22.tex @@ -14,27 +14,27 @@ %D This style was made on behalf of the \PDFTEX\ presentation %D at \TUG\ 2000. It cycled a summary of each talk, with name %D and title. When documenting this style, I changed -%D reprocessing into pushing on layers. -%D +%D reprocessing into pushing on layers. +%D %D A \quote {problem} like this can be solved in several ways: -%D +%D %D \startitemize -%D \item writing a lot of semi||complex \TEX\ code as shown -%D \item keeping track of positions and draw everything on the +%D \item writing a lot of semi||complex \TEX\ code as shown +%D \item keeping track of positions and draw everything on the %D page layer -%D \item defining an overlay for each summary and changing the -%D order when flushing +%D \item defining an overlay for each summary and changing the +%D order when flushing %D \item maintaining a so called field stack %D \stopitemize -%D -%D We go for the first method. We assume that summaries are -%D simple text snippets. +%D +%D We go for the first method. We assume that summaries are +%D simple text snippets. \startmode[asintended] \setupbodyfont[lbr] \stopmode \setupbodyfont[14.4pt] -%D We use the whole page area. +%D We use the whole page area. \setuppapersize [S6][S6] @@ -47,8 +47,8 @@ width=middle, height=middle] -%D We define a couple of matching colors and gray scales. -%D Watch out, some are really meant to look dim. +%D We define a couple of matching colors and gray scales. +%D Watch out, some are really meant to look dim. \setupcolors [state=start] @@ -63,14 +63,14 @@ %D We will use foreground colors. Because these can interfere %D with the colors they overload, we can bets make sure that -%D we don't have local colors. +%D we don't have local colors. \setupinteraction [state=start, color=, contrastcolor=] -%D The presentation is supposed to cycle automatically. +%D The presentation is supposed to cycle automatically. \setupinteractionscreen [option=max, @@ -78,13 +78,13 @@ \setuppagetransitions -%D We will use random positioning of objects. +%D We will use random positioning of objects. \setupsystem - [random=medium] + [random=medium] %D We have two kind of graphics: the page background and -%D the shape around the textual elements. +%D the shape around the textual elements. \defineoverlay [shape] [\uniqueMPgraphic{shape}] \defineoverlay [page] [\reuseMPgraphic{page}] @@ -106,30 +106,30 @@ draw p withpen pencircle scaled .50cm withcolor \MPcolor{PageColor} ; fill p withcolor OverlayColor ; draw p withpen pencircle scaled .25cm withcolor OverlayLineColor ; - currentpicture := currentpicture xysized(OverlayWidth,OverlayHeight) ; + currentpicture := currentpicture xysized(OverlayWidth,OverlayHeight) ; \stopuniqueMPgraphic -%D The resizing at the end is needed to get a nice inverted -%D hyperlink when we click on it in a browser. +%D The resizing at the end is needed to get a nice inverted +%D hyperlink when we click on it in a browser. -%D Behind the page we put a forward button: +%D Behind the page we put a forward button: \defineoverlay [forward] [\overlaybutton{forward}] -%D The content will be managed by means of two layers. +%D The content will be managed by means of two layers. \definelayer [main] \defineoverlay [main] [\composedlayer{main}] \definelayer [temp] \defineoverlay [temp] [\composedlayer{temp}] %D The first layer will hold everything to be shown, while -%D the second one gets the data we currently focus on. -%D Therefore the first layer will not be flushed each page. +%D the second one gets the data we currently focus on. +%D Therefore the first layer will not be flushed each page. \setuplayer [main] [state=repeat] -%D All the overlays go onto the page area. +%D All the overlays go onto the page area. \setupbackgrounds [page] @@ -138,16 +138,16 @@ %D We have to collect all data before we typeset it. Each %D element will be typeset dim and bright. The dim %D alternatives will be collected on the main layer, but each -%D bring one goes onto a box stack. +%D bring one goes onto a box stack. \initializeboxstack{Summary} \initializeboxstack{Subtext} -%D The macros that take care of all this manipulations look -%D more complicated than they actually are. We use a -%D scratchbox to collect and inspect data. Also, because we -%D typeset each element twice, we need to make sure that we use -%D the same random seed for both. +%D The macros that take care of all this manipulations look +%D more complicated than they actually are. We use a +%D scratchbox to collect and inspect data. Also, because we +%D typeset each element twice, we need to make sure that we use +%D the same random seed for both. \doglobal\newcounter\CurrentSummary @@ -158,12 +158,12 @@ {\doglobal\increment\CurrentSummary \setbox\scratchbox=\hbox{\strut#1} \getrandomseed\RandomSeed - \setlayer[main] + \setlayer[main] {\RandomSubtextBox{DoneColor}{BotColor}{BotColor}} \setrandomseed\RandomSeed \savebox{Subtext}{\CurrentSummary} {\RandomSubtextBox{TextColor}{BotColor}{black}} - \setbox\scratchbox=\hbox \bgroup + \setbox\scratchbox=\hbox \bgroup \setbox\scratchbox=\hbox{\bfb\setstrut\strut\quad#2\quad}% \SetAcceptableWidth \framed [offset=0pt,width=fit,frame=off,align=middle,strut=no] @@ -171,9 +171,9 @@ \doifsomething{#2}{\noindent\box\scratchbox\blank}} \def\StopSummary - {\egroup \egroup + {\egroup \egroup \getrandomseed\RandomSeed - \setlayer[main] + \setlayer[main] {\RandomSummaryBox{DoneColor}{TopColor}{TopColor}} \setrandomseed\RandomSeed \savebox{Summary}{\CurrentSummary} @@ -182,11 +182,11 @@ %D A \type {\doStartSummary#1#2#3\StopSummary} could have been %D used too but this one is less sensitive for catcode changes %D (not that we expect problems like this in this kind of -%D application). +%D application). -%D The width is either derived from the width ot the title or +%D The width is either derived from the width ot the title or %D at random. The final width of the box is detemined by the -%D content. +%D content. \def\SetAcceptableWidth {\scratchdimen=.5\makeupwidth @@ -196,15 +196,15 @@ \getrandomdimen\hsize{.5\makeupwidth}{.7\makeupwidth}% \fi} -%D The subtext box goes at the bottom, somewhere in the right -%D corner. +%D The subtext box goes at the bottom, somewhere in the right +%D corner. \def\RandomSubtextBox#1#2#3% {\vbox to \makeupheight {\vfill \hbox to \makeupwidth {\hfill - \button + \button [offset=2ex,frame=off,background=shape,strut=no, backgroundcolor=#1,framecolor=#2,foregroundcolor=#3] {\copy\scratchbox}% @@ -214,8 +214,8 @@ \getrandomdimen\scratchdimen{.5cm}{1.5cm} \vskip \scratchdimen}} -%D The main text goes in the top half of the page, not to -%D far from the center. The last \type {\vskip} makes sure +%D The main text goes in the top half of the page, not to +%D far from the center. The last \type {\vskip} makes sure %D that we don't clash with the subtexts. \definereference[thispage][page(\CurrentSummary)] @@ -227,7 +227,7 @@ \hbox to \makeupwidth {\getrandomdimen\scratchdimen{.5cm}\makeupwidth \hskip 0pt plus \scratchdimen - \button + \button [offset=3ex,frame=off,background=shape,strut=no, backgroundcolor=#1,framecolor=#2,foregroundcolor=#3] {\copy\scratchbox}% @@ -239,8 +239,8 @@ \vskip.2\makeupheight}} %D Because we conly collect data, we hav eto make sure that at -%D some moment it is processed and flushed. The following loop -%D does this. +%D some moment it is processed and flushed. The following loop +%D does this. \def\BuildPage {\dorecurse{\CurrentSummary} @@ -249,11 +249,11 @@ \setlayer[temp]{\foundbox{Subtext}\recurselevel} \stopstandardmakeup}} -%D We hook this macro into the \type {\stoptext} macro. +%D We hook this macro into the \type {\stoptext} macro. \appendtoks \BuildPage \to \everystoptext -%D We still need a title page. +%D We still need a title page. \def\TitlePage% {\dodoublegroupempty\doTitlePage} @@ -270,13 +270,13 @@ \def\MakeTitlePage#1#2% {\StartSummary{#1}{#2}\StopSummary} -%D For old times sake: +%D For old times sake: \long\def\StartTopic#1\StopTopic{\StartSummary#1\StopSummary} \doifnotmode{demo}{\endinput} -%D The demo text. +%D The demo text. \starttext |