xmls, css, codeblocks linenumbers

4 files changed, 109 insertions, 7 deletions

diff --git a/org/default_regex.org b/org/default_regex.org
index e0ec4d3..575db42 100644
--- a/org/default_regex.org
+++ b/org/default_regex.org
@@ -196,7 +196,7 @@ static block_curly_table_special_markup               = ctRegex!(`^[{]table[(](?
 
 #+name: meta_rgx
 #+BEGIN_SRC d
-static code_numbering                                 = ctRegex!(`(?P<number>\bnumber\b)`);
+static code_numbering                                 = ctRegex!(`(?P<number>\blinenumber\b|\bnumber\b|\blnr\b)`);
 #+END_SRC
 
 **** table
diff --git a/org/meta_abstraction.org b/org/meta_abstraction.org
index 9257725..6408866 100644
--- a/org/meta_abstraction.org
+++ b/org/meta_abstraction.org
@@ -4297,6 +4297,7 @@ string[string] flow_block_flag_line_empty_(B,N,CMM,Ts)(
     "code block status: closed"
   );
   assertions_flag_types_block_status_none_or_closed(obj_type_status);
+  static auto rgx = Rgx();
 #+END_SRC
 
 ****** make: quote block
@@ -4554,6 +4555,7 @@ string[string] flow_block_flag_line_empty_(B,N,CMM,Ts)(
     comp_obj_code.metainfo.object_number_type     = obj_cite_digits.type;
     comp_obj_code.metainfo.syntax                 = an_object["syntax"];
     comp_obj_code.metainfo.attrib                 = an_object["attrib"];
+    comp_obj_code.code_block.linenumbers          = (an_object["attrib"].match(rgx.code_numbering)) ? true : false;
     comp_obj_code.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
     comp_obj_code.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
     comp_obj_code.text                            = an_object["substantive"];
@@ -7747,6 +7749,7 @@ struct DocObj_Table_ {
 #+BEGIN_SRC d
 struct DocObj_CodeBlock_ {
   string                 syntax                              = "";
+  bool                   linenumbers                         = false;
 }
 #+END_SRC
 
diff --git a/org/output_xmls.org b/org/output_xmls.org
index 942897e..0a57127 100644
--- a/org/output_xmls.org
+++ b/org/output_xmls.org
@@ -1374,23 +1374,49 @@ string code(O,M)(
   assert(obj.metainfo.is_of_type    == "block");
   assert(obj.metainfo.is_a          == "code");
   string o;
+  string codelines(string _txt) {
+    string _codelines;
+    if (obj.code_block.linenumbers) {
+      string[] _block_lines = (_txt).split(rgx.br_newlines_linebreaks);
+      _codelines = "  <pre class=\"codeline\">\n";
+      foreach (k, _line; _block_lines) {
+        if (k == 1) {
+          _codelines ~= format(q"┃    <span class="tr first-row"><span class="th"></span><codeline>%s</codeline></span>
+┃",
+            _line,
+          );
+        } else {
+          _codelines ~= format(q"┃    <span class="tr"><span class="th"></span><codeline>%s</codeline></span>
+┃",
+            _line,
+          );
+        }
+      }
+      _codelines ~= "  </pre>";
+    } else {
+      _codelines = "  <pre class=\"codeline\">\n";
+      _codelines ~= _txt;
+      _codelines ~= "  </pre>";
+    }
+    return _codelines;
+  }
   if (!(obj.metainfo.identifier.empty)) {
     o = format(q"┃  <div class="substance">
   <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
-  <pre><p class="%s" id="%s">%s</p></pre>
+  <p class="%s" id="%s">%s</p>
 </div>┃",
       obj.metainfo.identifier,
       (doc_matters.opt.action.ocn_off) ? "" : ((obj.metainfo.object_number.empty) ? "" : obj.metainfo.identifier),
       obj.metainfo.is_a,
       obj.metainfo.identifier,
-      _txt
+      codelines(_txt)
     );
   } else {
     o = format(q"┃  <div class="substance">
-  <pre><p class="%s">%s</p></pre>
+  <p class="%s">%s</p>
 </div>┃",
       obj.metainfo.is_a,
-      _txt
+      codelines(_txt)
     );
   }
   return o;
diff --git a/org/output_xmls_css.org b/org/output_xmls_css.org
index 18eaa86..da374cf 100644
--- a/org/output_xmls_css.org
+++ b/org/output_xmls_css.org
@@ -324,7 +324,14 @@ template DocReformCss() {
     clear                    : both;
     color                    : #555555;
   }
-  p.code {
+  pre.codeline {
+    display                  : table;
+    clear                    : both;
+    table-layout             : fixed;
+    margin-left              : 5%%;
+    margin-right             : 5%%;
+    width                    : 90%%;
+    white-space              : pre-wrap;
     border-style             : none;
     border-radius            : 5px 5px 5px 5px;
     box-shadow               : 0 2px 5px #AAAAAA inset;
@@ -342,6 +349,36 @@ template DocReformCss() {
     font-size                : 95%%;
     line-height              : 100%%;
   }
+  pre.codeline::before {
+    counter-reset            : linenum;
+  }
+  pre.codeline span.tr {
+    display                  : table-row;
+    counter-increment        : linenum;
+  }
+  pre.codeline span.th {
+    display                  : table-cell;
+    user-select              : none;
+    -moz-user-select         : none;
+    -webkit-user-select      : none;
+    padding                  : 0.5em 0.5em;
+    /* background-color         : #666666; */
+  }
+  pre.codeline span.th::before {
+    content                  : counter(linenum) ".";
+    color                    : #999999;
+    text-align               : right;
+    display                  : block;
+  }
+  pre.codeline span.th {
+    width                    : 4em;
+  }
+  pre.codeline code {
+    display                  : table-cell;
+  }
+  p.code {
+    border-style             : none;
+  }
 #+END_SRC
 
 ***** paragraph general
@@ -1197,7 +1234,14 @@ Consider what if anything should be used here
     clear                    : both;
     color                    : #555555;
   }
-  p.code {
+  pre.codeline {
+    display                  : table;
+    clear                    : both;
+    table-layout             : fixed;
+    margin-left              : 5%%;
+    margin-right             : 5%%;
+    width                    : 90%%;
+    white-space              : pre-wrap;
     border-style             : none;
     border-radius            : 5px 5px 5px 5px;
     box-shadow               : 0 2px 5px #AAAAAA inset;
@@ -1215,6 +1259,35 @@ Consider what if anything should be used here
     font-size                : 95%%;
     line-height              : 100%%;
   }
+  pre.codeline::before {
+    counter-reset            : linenum;
+  }
+  pre.codeline span.tr {
+    display                  : table-row;
+    counter-increment        : linenum;
+  }
+  pre.codeline span.th {
+    display                  : table-cell;
+    user-select              : none;
+    -moz-user-select         : none;
+    -webkit-user-select      : none;
+    padding                  : 0.5em 0.5em;
+  }
+  pre.codeline span.th::before {
+    content                  : counter(linenum) ".";
+    color                    : #999999;
+    text-align               : right;
+    display                  : block;
+  }
+  pre.codeline span.th {
+    width                    : 4em;
+  }
+  pre.codeline code {
+    display                  : table-cell;
+  }
+  p.code {
+    border-style             : none;
+  }
 #+END_SRC
 
 ***** paragraph general