diff options
Diffstat (limited to 'tex/context/base/back-pdf.mkiv')
| -rw-r--r-- | tex/context/base/back-pdf.mkiv | 96 |
1 files changed, 31 insertions, 65 deletions
diff --git a/tex/context/base/back-pdf.mkiv b/tex/context/base/back-pdf.mkiv index 948a14138..1cf7a3703 100644 --- a/tex/context/base/back-pdf.mkiv +++ b/tex/context/base/back-pdf.mkiv @@ -123,35 +123,45 @@ \to \everylastbackendshipout %D Transformations. Some day we will use primitives (once they're fixed). -% todo: inject at the lua end cq. deal with #5 and #6 too -% % % rotation % % % +% \def\dostartscaling#1#2% the test is needed because acrobat is bugged! +% {\forcecolorhack % maybe use signal instead +% \pdfliteral{q \ifdim#1\points=\zeropoint.0001\else#1\fi\space 0 0 +% \ifdim#2\points=\zeropoint.0001\else#2\fi\space 0 0 cm}} +% +% \def\dostopscaling +% {\pdfliteral{Q}} +% +% \def\dostartrotation#1% grouped +% {\forcecolorhack % maybe use signal instead +% \pdfliteral{q \cldcontext{lpdf.rotationcm(#1)}}} +% +% \def\dostoprotation +% {\pdfliteral{Q}} +% +% function lpdf.rotationcm(a) +% local s, c = sind(a), cosd(a) +% return format("%f %f %f %f 0 0 cm",c,s,-s,c) +% end +% +% \def\dostartmirroring{\pdfliteral{-1 0 0 1 0 0 cm}} +% \def\dostopmirroring {\pdfliteral{-1 0 0 1 0 0 cm}} + +% todo: inject at the lua end cq. deal with #5 and #6 too \unexpanded\def\dostartrotation#1% grouped - {\advance\backendtransformlevel\plusone - \forcecolorhack + {\forcecolorhack % maybe use signal instead + \advance\backendtransformlevel\plusone \pdfsave \pdfsetmatrix{\ctxcommand{pdfrotation(#1)}}} \unexpanded\def\dostoprotation {\pdfrestore - \forcecolorhack \advance\backendtransformlevel\minusone} -% \unexpanded\def\dostartrotation#1% grouped -% {\forcecolorhack -% \advance\backendtransformlevel\plusone -% \ctxcommand{pdfstartrotation(#1)}} - -% \unexpanded\def\dostoprotation -% {\ctxcommand{pdfstoprotation()}% -% \advance\backendtransformlevel\minusone} - -% % % scaling % % % - \unexpanded\def\dostartscaling#1#2% the test is needed because acrobat is bugged! - {\advance\backendtransformlevel\plusone - \forcecolorhack % maybe use signal instead + {\forcecolorhack % maybe use signal instead + \advance\backendtransformlevel\plusone \pdfsave \pdfsetmatrix {\ifdim#1\points=\zeropoint.0001\else#1\fi\space 0 0 @@ -159,49 +169,24 @@ \unexpanded\def\dostopscaling {\pdfrestore - \forcecolorhack \advance\backendtransformlevel\minusone} -% \unexpanded\def\dostartscaling#1#2% the test is needed because acrobat is bugged! -% {\forcecolorhack -% \advance\backendtransformlevel\plusone -% \ctxcommand{pdfstartscaling(#1,#2)}} - -% \unexpanded\def\dostopscaling -% {\ctxcommand{pdfstopscaling()}% -% \advance\backendtransformlevel\minusone} - -% % % mirroring % % % - \unexpanded\def\dostartmirroring {\advance\backendtransformlevel\plusone - \forcecolorhack \pdfsave \pdfsetmatrix{-1 0 0 1}} % 0 0 \unexpanded\def\dostopmirroring {\pdfrestore - \forcecolorhack \advance\backendtransformlevel\minusone} -% \unexpanded\def\dostartmirroring -% {\advance\backendtransformlevel\plusone -% \ctxcommand{pdfstartmirroring()}} - -% \unexpanded\def\dostopmirroring -% {\ctxcommand{pdfstopmirroring()}% -% \advance\backendtransformlevel\minusone} - -% % % transform % % % - \unexpanded\def\dotransformnextbox#1#2#3#4#5#6% sx rx ry sy tx ty (will change) / basepoints ! {\advance\backendtransformlevel\plusone % fixing ht/dp/wd should happen elsewhere \dowithnextbox{\dodotransformnextbox{#5}{#6}{#1 #2 #3 #4}}} \unexpanded\def\dodotransformnextbox#1#2#3% - {%\forcecolorhack - \hbox + {\hbox {\kern#1\onebasepoint \raise#2\onebasepoint\hbox {\pdfsave @@ -210,31 +195,14 @@ \pdfrestore \advance\backendtransformlevel\minusone}}} -% \unexpanded\def\dotransformnextbox#1#2#3#4#5#6% sx rx ry sy tx ty (will change) / basepoints ! -% {\advance\backendtransformlevel\plusone -% % fixing ht/dp/wd should happen elsewhere -% \dowithnextbox{\dodotransformnextbox{#1}{#2}{#3}{#4}{#5}{#6}}} - -% \unexpanded\def\dodotransformnextbox#1#2#3#4#5#6% -% {\hbox -% {\kern #5\onebasepoint -% \raise#6\onebasepoint -% \hbox -% {\ctxcommand{pdfstartmatrix(#1,#2,#3,#4)}% -% \box\nextbox -% \ctxcommand{pdfstopmatrix()}% -% \advance\backendtransformlevel\minusone}}} - -% % % clipping % % % - -\unexpanded\def\dostartclipping#1#2#3% we can move this to lua and only set a box here +\unexpanded\def\dostartclipping#1#2#3% {\PointsToBigPoints{#2}\width \PointsToBigPoints{#3}\height \meta_grab_clip_path{#1}\width\height{0 0 m \width\space 0 l \width \height l 0 \height l}% \pdfliteral{q 0 w \MPclippath\space W n}} \unexpanded\def\dostopclipping - {\pdfliteral{Q}} + {\pdfliteral{Q n}} %D The following will move to the backend \LUA\ code: @@ -262,8 +230,6 @@ {\back_object_stop \egroup} -\let\back_object_stop\relax - % attr {/Group << /S /Transparency /I false /K true >>} \def\back_object_register#1#2% |