From da41cc8faa8e38fedf26e1c4c711bd00cef92482 Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Mon, 21 Nov 2016 19:56:44 -0500
Subject: exporting escape codes

---
 index.html      |  2 +-
 js/clipboard.js |  4 +++-
 js/color.js     | 38 ++++++++++++++++++++++++++++++++++++++
 js/lex.js       |  5 +++++
 js/matrix.js    | 17 +++++++++++++++++
 5 files changed, 64 insertions(+), 2 deletions(-)

diff --git a/index.html b/index.html
index d5a99e3..5a41fe2 100644
--- a/index.html
+++ b/index.html
@@ -67,7 +67,7 @@
       </div>
             
       <div id="import_rapper">
-        <span id="format_el">ascii *irssi mirc</span>
+        <span id="format_el">ascii *irssi mirc ansi</span>
         <span id="import_buttons">
           <button id="import_button">import</button>
         </span>
diff --git a/js/clipboard.js b/js/clipboard.js
index 9c3b1b2..fc47740 100644
--- a/js/clipboard.js
+++ b/js/clipboard.js
@@ -71,7 +71,6 @@ var clipboard = (function () {
           console.error("unknown type!", item.type)
         }
       })
-      
     },
     
     import_colorcode: function (data, no_undo) {
@@ -174,6 +173,9 @@ var clipboard = (function () {
         case 'irssi':
           output = canvas.irssi({cutoff: 400})
           break
+        case 'ansi':
+          output = canvas.ansi()
+          break
       }
       if (output.cutoff){
         cutoff_warning_el.style.display = 'block'
diff --git a/js/color.js b/js/color.js
index 0ba29e7..c518327 100644
--- a/js/color.js
+++ b/js/color.js
@@ -66,3 +66,41 @@ var css_reverse_lookup = {}
 Object.keys(css_lookup).forEach(function(color){
   css_reverse_lookup[ css_lookup[color].charCodeAt(0) - 65 ] = color
 })
+
+var ansi_fg = [
+  97, // white
+  30, // black
+  34, // dark blue
+  32, // green
+  91, // light red
+  31, // dark red
+  35, // purple
+  33, // "dark yellow" (orange?)
+  93, // "light yellow"
+  92, // light green
+  36, // cyan (teal?)
+  96, // light cyan
+  94, // light blue
+  95, // light magenta
+  90, // dark gray
+  37, // light gray
+]
+
+var ansi_bg = [
+  107, // white
+  40,  // black
+  44,  // dark blue
+  42,  // green
+  101, // light red
+  41,  // dark red
+  45,  // purple
+  43,  // yellow (orange)
+  103, // light yellow
+  102, // light green
+  46,  // cyan (teal?)
+  106, // light cyan
+  104, // light blue
+  105, // light magenta
+  100, // dark gray
+  47,  // light gray
+]
diff --git a/js/lex.js b/js/lex.js
index 20c801b..4c11351 100644
--- a/js/lex.js
+++ b/js/lex.js
@@ -60,6 +60,11 @@ Lex.prototype.mirc = function(){
     return "\x03" + (this.fg&15) + "," + (this.bg&15) + char
   }
 }
+Lex.prototype.ansi = function(){
+  var fg = ansi_fg[ this.fg&15 ]
+  var bg = ansi_bg[ this.bg&15 ]
+  return "\\e[" + fg + ";" + bg + "m" + this.sanitize()
+}
 Lex.prototype.assign = function (lex){
   this.fg = lex.fg
   this.bg = lex.bg
diff --git a/js/matrix.js b/js/matrix.js
index 1aeb929..dbc76c7 100644
--- a/js/matrix.js
+++ b/js/matrix.js
@@ -250,6 +250,23 @@ Matrix.prototype.ascii = function () {
   var txt = lines.join("\n")
   return txt
 }
+Matrix.prototype.ansi = function (opts) {
+  var lines = this.aa.map(function(row, y){
+    var last, line = ""
+    row.forEach(function(lex, x) {
+      if (lex.eqColor(last)) {
+        line += lex.sanitize()
+      } 
+      else {
+        line += lex.ansi()
+        last = lex
+      }
+    })
+    return line
+  })
+  var txt = lines.filter(function(line){ return line.length > 0 }).join('\\e[0m\\n') + "\\e[0m"
+  return 'echo -e "' + txt + '"'
+}
 Matrix.prototype.mirc = function (opts) {
   var cutoff = false
   var lines = this.aa.map(function(row, y){
-- 
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