diff options
author | Hans Hagen <pragma@wxs.nl> | 2021-03-25 14:12:41 +0100 |
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committer | Context Git Mirror Bot <phg@phi-gamma.net> | 2021-03-25 14:12:41 +0100 |
commit | caef1259af1c843232dfbf5efc65adcf83d67f6f (patch) | |
tree | db2a4b76d4d14ca03d21e0bbf37c42759dda31a7 /metapost | |
parent | cb28e8807d7908cc9644c2bd77c9d214dd8caefe (diff) | |
download | context-caef1259af1c843232dfbf5efc65adcf83d67f6f.tar.gz |
2021-03-25 14:03:00
Diffstat (limited to 'metapost')
-rw-r--r-- | metapost/context/base/mpxl/mp-mlib.mpxl | 72 |
1 files changed, 68 insertions, 4 deletions
diff --git a/metapost/context/base/mpxl/mp-mlib.mpxl b/metapost/context/base/mpxl/mp-mlib.mpxl index 40be3dd2d..ed3f79be5 100644 --- a/metapost/context/base/mpxl/mp-mlib.mpxl +++ b/metapost/context/base/mpxl/mp-mlib.mpxl @@ -123,12 +123,12 @@ def withtransparency(expr a, t) = withprescript "tr_transparency=" & decimal t enddef ; -% works reverse from transparency (for svg) +% for svg: def withopacity expr o = if o <> 1 : withprescript "tr_alternative=" & decimal normaltransparent - withprescript "tr_transparency=" & decimal (1 - o) + withprescript "tr_transparency=" & decimal o fi enddef ; @@ -1126,6 +1126,11 @@ def figure primary filename = rawtextext("\externalfigure[" & filename & "]") enddef ; +vardef svgembeddedfigure primary index = +% mfun_onetime_textext := true ; + rawtextext("\svgembeddedfigure{" & decimal index & "}") +enddef ; + permanent withmask, externalfigure, figure ; % Positions @@ -1425,16 +1430,75 @@ primarydef t asgroup s = % s = isolated|knockout temp_q:= nullpicture ; addto temp_q contour temp_r withprescript "gr_state=start" - withprescript "gr_type=" & s ; + withprescript "gr_type=" & s + ; addto temp_q also temp_p ; addto temp_q contour temp_r - withprescript "gr_state=stop" ; + withprescript "gr_state=stop" + ; temp_q endgroup enddef ; permanent asgroup ; +% Even more experimental: + +pair mfun_pattern_s ; mfun_pattern_s := origin ; % auto scale to fraction of shape (svg) +boolean mfun_pattern_f ; mfun_pattern_f := false ; % anchor or not (normally we do that) + +def withpatternscale primary s = hide (mfun_pattern_s := s ;) enddef ; +def withpatternfloat primary s = hide (mfun_pattern_f := s ;) enddef ; + +primarydef t withpattern p = + begingroup + % + save temp_q, temp_r ; + picture temp_q ; path temp_r ; + % the combination + temp_q:= nullpicture ; + % the pattern + temp_r := boundingbox p ; + if mfun_pattern_s <> origin : + sx := (xpart mfun_pattern_s) * bbwidth (t) ; + sy := (ypart mfun_pattern_s) * bbheight(t) ; + temp_r := temp_r xysized (sx,sy) ; + addto temp_q contour temp_r + withprescript "pt_state=start" + withprescript "pt_action=set" + withprescript "pt_float=" & tostring(mfun_pattern_f) + ; + addto temp_q also (p xysized (sx,sy)); + else : + addto temp_q contour temp_r + withprescript "pt_state=start" + withprescript "pt_action=set" + withprescript "pt_float=" & tostring(mfun_pattern_f) + ; + addto temp_q also p ; + fi ; + addto temp_q contour temp_r + withprescript "pt_state=stop" + withprescript "pt_action=set" ; + % the path + temp_r := boundingbox t ; + addto temp_q contour temp_r + withprescript "pt_state=start" + withprescript "pt_action=get" + ; + addto temp_q contour temp_r + withprescript "pt_state=stop" + withprescript "pt_action=get" ; + % make sure we fill only t + clip temp_q to t ; + % reset + mfun_pattern_s := origin ; + mfun_pattern_f := false ; + % the path + temp_q + endgroup +enddef ; + % Also experimental ... needs to be made better ... so it can change! string mfun_auto_align[] ; |