diff options
Diffstat (limited to 'tex/context/base/lpdf-nod.lua')
| -rw-r--r-- | tex/context/base/lpdf-nod.lua | 81 |
1 files changed, 39 insertions, 42 deletions
diff --git a/tex/context/base/lpdf-nod.lua b/tex/context/base/lpdf-nod.lua index 68d7fca90..6b104d2fa 100644 --- a/tex/context/base/lpdf-nod.lua +++ b/tex/context/base/lpdf-nod.lua @@ -6,29 +6,21 @@ if not modules then modules = { } end modules ['lpdf-nod'] = { license = "see context related readme files" } -local type = type - local formatters = string.formatters -local whatsitcodes = nodes.whatsitcodes -local nodeinjections = backends.nodeinjections - -local nuts = nodes.nuts -local tonut = nuts.tonut - -local setfield = nuts.setfield - -local copy_node = nuts.copy -local new_node = nuts.new +local copy_node = node.copy +local new_node = node.new -local nodepool = nuts.pool +local nodepool = nodes.pool local register = nodepool.register +local whatsitcodes = nodes.whatsitcodes +local nodeinjections = backends.nodeinjections -local pdfliteral = register(new_node("whatsit", whatsitcodes.pdfliteral)) setfield(pdfliteral,"mode",1) +local pdfliteral = register(new_node("whatsit", whatsitcodes.pdfliteral)) pdfliteral.mode = 1 local pdfsave = register(new_node("whatsit", whatsitcodes.pdfsave)) local pdfrestore = register(new_node("whatsit", whatsitcodes.pdfrestore)) local pdfsetmatrix = register(new_node("whatsit", whatsitcodes.pdfsetmatrix)) -local pdfdest = register(new_node("whatsit", whatsitcodes.pdfdest)) setfield(pdfdest,"named_id",1) -- xyz_zoom untouched +local pdfdest = register(new_node("whatsit", whatsitcodes.pdfdest)) pdfdest.named_id = 1 -- xyz_zoom untouched local pdfannot = register(new_node("whatsit", whatsitcodes.pdfannot)) local variables = interfaces.variables @@ -46,14 +38,14 @@ local views = { -- beware, we do support the pdf keys but this is *not* official function nodepool.pdfliteral(str) local t = copy_node(pdfliteral) - setfield(t,"data",str) + t.data = str return t end function nodepool.pdfdirect(str) local t = copy_node(pdfliteral) - setfield(t,"data",str) - setfield(t,"mode",1) + t.data = str + t.mode = 1 return t end @@ -65,10 +57,16 @@ function nodepool.pdfrestore() return copy_node(pdfrestore) end -function nodepool.pdfsetmatrix(rx,sx,sy,ry,tx,ty) -- todo: tx ty +function nodepool.pdfsetmatrix(rx,sx,sy,ry,tx,ty) + local t = copy_node(pdfsetmatrix) + t.data = formatters["%s %s %s %s"](rx or 0,sx or 0,sy or 0,ry or 0) -- todo: tx ty + return t +end + +function nodepool.pdfsetmatrix(rx,sx,sy,ry,tx,ty) local t = copy_node(pdfsetmatrix) if type(rx) == "string" then - setfield(t,"data",rx) + t.data = rx else if not rx then rx = 1 @@ -88,12 +86,12 @@ function nodepool.pdfsetmatrix(rx,sx,sy,ry,tx,ty) -- todo: tx ty end if sx == 0 and sy == 0 then if rx == 1 and ry == 1 then - setfield(t,"data","1 0 0 1") + t.data = "1 0 0 1" else - setfield(t,"data",formatters["%0.6f 0 0 %0.6f"](rx,ry)) + t.data = formatters["%0.6f 0 0 %0.6f"](rx,ry) end else - setfield(t,"data",formatters["%0.6f %0.6f %0.6f %0.6f"](rx,sx,sy,ry)) + t.data = formatters["%0.6f %0.6f %0.6f %0.6f"](rx,sx,sy,ry) end end return t @@ -106,19 +104,19 @@ nodeinjections.transform = nodepool.pdfsetmatrix function nodepool.pdfannotation(w,h,d,data,n) local t = copy_node(pdfannot) if w and w ~= 0 then - setfield(t,"width",w) + t.width = w end if h and h ~= 0 then - setfield(t,"height",h) + t.height = h end if d and d ~= 0 then - setfield(t,"depth",d) + t.depth = d end if n then - setfield(t,"objnum",n) + t.objnum = n end if data and data ~= "" then - setfield(t,"data",data) + t.data = data end return t end @@ -140,36 +138,35 @@ function nodepool.pdfdestination(w,h,d,name,view,n) local t = copy_node(pdfdest) local hasdimensions = false if w and w ~= 0 then - setfield(t,"width",w) + t.width = w hasdimensions = true end if h and h ~= 0 then - setfield(t,"height",h) + t.height = h hasdimensions = true end if d and d ~= 0 then - setfield(t,"depth",d) + t.depth = d hasdimensions = true end if n then - setfield(t,"objnum",n) + t.objnum = n end view = views[view] or view or 1 -- fit is default - setfield(t,"dest_id",name) - setfield(t,"dest_type",view) + t.dest_id = name + t.dest_type = view if hasdimensions and view == 0 then -- xyz -- see (!) s -> m -> t -> r - -- linked local s = copy_node(pdfsave) local m = copy_node(pdfsetmatrix) local r = copy_node(pdfrestore) - setfield(m,"data","1 0 0 1") - setfield(s,"next",m) - setfield(m,"next",t) - setfield(t,"next",r) - setfield(m,"prev",s) - setfield(t,"prev",m) - setfield(r,"prev",t) + m.data = "1 0 0 1" + s.next = m + m.next = t + t.next = r + m.prev = s + t.prev = m + r.prev = t return s -- a list else return t |