From f14eb1fcfb3bdac66b528d50c44003879935a5a1 Mon Sep 17 00:00:00 2001
From: Philipp Gesang <pgesang@ix.urz.uni-heidelberg.de>
Date: Sun, 12 Sep 2010 16:00:29 +0200
Subject: table headers. turned off line correction for tables

---
 rst_context.lua | 147 +++++++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 103 insertions(+), 44 deletions(-)

(limited to 'rst_context.lua')

diff --git a/rst_context.lua b/rst_context.lua
index b3c09a6..863f2da 100644
--- a/rst_context.lua
+++ b/rst_context.lua
@@ -518,7 +518,7 @@ function rst_context.option_list (str)
 \\setupTABLE[c][first] [background=color, backgroundcolor=grey, style=\tt]
 \\setupTABLE[c][each]  [frame=off]
 \\setupTABLE[r][each]  [frame=off]
-\\bTABLE[split=repeat,option=stretch]
+\\bTABLE[split=yes,option=stretch]
 \\bTABLEhead
 \\bTR
   \\bTH  Option \\eTH
@@ -605,18 +605,79 @@ function rst_context.block_quote (tab)
 ]] 
 end
 
-function rst_context.table (str)
-    return [[
-\\startlinecorrection
-]] .. str .. [[
+--function rst_context.table (str)
+    --return [[
+--\\startlinecorrection
+--]] .. str .. [[
 
-\\stoplinecorrection
-]]
-end
+--\\stoplinecorrection
+--]]
+--end
 
 function rst_context.grid_table (tab)
     local body = ""
-    for i,r in ipairs(tab.rows) do
+    local nr = 1
+    local head
+    if tab.has_head then
+        head = [[
+\\setupTABLE[c][each]  [frame=on]
+\\setupTABLE[r][each]  [frame=on]
+%\\startlinecorrection
+\\bTABLE[split=repeat,option=stretch]
+\\bTABLEhead
+]]
+        while nr <= tab.head_end do
+            local r = tab.rows[nr]
+        --for i,r in ipairs(tab.rows) do
+            local isempty = true
+            for n, cell in ipairs(r) do
+                if cell.variant == "normal" then
+                    isempty = false
+                    break
+                end
+            end
+
+            if not isempty then
+                local row = [[\\bTR]]
+                for n,c in ipairs(r) do
+                    if not (c.parent or
+                            c.variant == "separator") then
+                        local celltext = inline_parser:match(c.stripped)
+                        if c.span.x or c.span.y then
+                            local span_exp = "["
+                            if c.span.x then
+                                span_exp = span_exp .. "nc=" .. c.span.x .. ","
+                            end
+                            if c.span.y then
+                                span_exp = span_exp .. "nr=" .. c.span.y
+                            end
+                            celltext  = span_exp .. "] " .. celltext
+
+                        end
+
+                        row = row .. "\n  " .. [[\\bTH ]] .. celltext .. [[\\eTH]]
+                    end
+                end
+                head = head .. row .. "\n" .. [[\\eTR]] .. "\n"
+            end
+            nr = nr + 1
+        end
+        head = head .. [[
+\\eTABLEhead
+\\bTABLEbody
+]] 
+    else
+        head = [[
+\\setupTABLE[c][each]  [frame=on]
+\\setupTABLE[r][each]  [frame=on]
+%\\startlinecorrection
+\\bTABLE[split=repeat,option=stretch]
+\\bTABLEbody
+]] 
+    end
+    while nr <= #tab.rows do
+        local r = tab.rows[nr]
+    --for i,r in ipairs(tab.rows) do
         local isempty = true
         for n, cell in ipairs(r) do
             if cell.variant == "normal" then
@@ -648,55 +709,49 @@ function rst_context.grid_table (tab)
             end
             body = body .. row .. "\n" .. [[\\eTR]] .. "\n"
         end
-    end
-    local head
-    if tab.has_head then
-        head = [[
-\\setupTABLE[c][first] [background=color, backgroundcolor=grey, style=\tt]
-\\setupTABLE[c][each]  [frame=on]
-\\setupTABLE[r][each]  [frame=on]
-\\bTABLE[split=repeat,option=stretch]
-\\bTABLEhead
-\\bTR
-  \\bTH  first \\eTH
-  \\bTH  second \\eTH
-  \\bTH  third \\eTH
-  \\bTH  fourth \\eTH
-\\eTR
-\\eTABLEhead
-\\bTABLEbody
-]] 
-    else
-        head = [[
-\\setupTABLE[c][each]  [frame=on]
-\\setupTABLE[r][each]  [frame=on]
-\\bTABLE[split=repeat,option=stretch]
-\\bTABLEbody
-]] 
+        nr = nr + 1
     end
     local tail = [[
 
 \\eTABLEbody
 \\eTABLE
+%\\stoplinecorrection
 ]]
     return head .. body .. tail
 end
 
+
 function rst_context.simple_table(tab)
     local head
+    local nr = 1
     if tab.has_head then
-        print(tab.head_end)
         head = [[
-\\setupTABLE[c][first] [background=color, backgroundcolor=grey, style=\tt]
 \\setupTABLE[c][each]  [frame=on]
 \\setupTABLE[r][each]  [frame=on]
-\\bTABLE[split=repeat,option=stretch]
+%\\startlinecorrection
+\\bTABLE[split=yes,option=stretch]
 \\bTABLEhead
-\\bTR
-  \\bTH  first \\eTH
-  \\bTH  second \\eTH
-  \\bTH  third \\eTH
-\\eTR
+]]
+        while nr <= tab.head_end do
+            local row = tab[nr]
+            if not row.separator and not row.ignore then
+                dbg_write(">hr>" .. #row)
+                head = head .. [[\\bTR]]
+                for nc,cell in ipairs(row) do
+                    dbg_write("%7s | ", cell.content)
+                    if cell.span then
+                        head = head .. string.format([=[\\bTH[nc=%s]%s\\eTH]=], cell.span, cell.content)
+                    else
+                        head = head .. [[\\bTH ]] .. cell.content .. [[\\eTH]]
+                    end
+                end
+                dbg_write("\n")
+                head = head .. "\\\\eTR\n"
+            end
+            nr = nr + 1
+        end
+
+        head = head .. [[
 \\eTABLEhead
 \\bTABLEbody
 ]] 
@@ -704,7 +759,8 @@ function rst_context.simple_table(tab)
         head = [[
 \\setupTABLE[c][each]  [frame=on]
 \\setupTABLE[r][each]  [frame=on]
-\\bTABLE[split=repeat,option=stretch]
+%\\startlinecorrection
+\\bTABLE[split=yes,option=stretch]
 \\bTABLEbody
 ]] 
     end
@@ -712,9 +768,11 @@ function rst_context.simple_table(tab)
 
 \\eTABLEbody
 \\eTABLE
+%\\stoplinecorrection
 ]]
     local body = ""
-    for nr,row in ipairs(tab) do
+    while nr <= #tab do
+        local row = tab[nr]
         if not row.separator and not row.ignore then
             dbg_write(">tr>" .. #row)
             body = body .. [[\\bTR]]
@@ -729,6 +787,7 @@ function rst_context.simple_table(tab)
             dbg_write("\n")
             body = body .. "\\\\eTR\n"
         end
+        nr = nr + 1
     end
     return head .. body .. tail
 end
-- 
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