update files

static/js/terminal/lib/colors.js

@@ -48,6 +48,21 @@ module.exports = function (Terminal){
     return colors;
   })();
 
+  Terminal.vcolors = (function (){
+    var color;
+    var i = 0;
+    var out = [];
+    var colors = Terminal.colors;
+
+    for (; i < 256; i++) {
+      color = parseInt(colors[i].substring(1), 16);
+
+      out.push([(color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff]);
+    }
+
+    return out;
+  })();
+
   // Default BG/FG
   Terminal.defaultColors = {
     bgColor: '#000000',

static/js/terminal/lib/csi/charAttributes.js

@@ -5,6 +5,49 @@
 'use strict';
 
 module.exports = function (Terminal){
+  function matchColor(r1, g1, b1){
+    var hash = (r1 << 16) | (g1 << 8) | b1;
+
+    if (matchColor._cache.hasOwnProperty(hash + '')) {
+      return matchColor._cache[hash];
+    }
+
+    var i = 0;
+    var li = -1;
+    var ldiff = Infinity;
+    var c, r2, g2, b2, diff;
+
+    for (; i < Terminal.vcolors.length; i++) {
+      c = Terminal.vcolors[i];
+      r2 = c[0];
+      g2 = c[1];
+      b2 = c[2];
+
+      diff = matchColor.distance(r1, g1, b1, r2, g2, b2);
+
+      if (diff === 0) {
+        li = i;
+        break;
+      }
+
+      if (diff < ldiff) {
+        ldiff = diff;
+        li = i;
+      }
+    }
+
+    return matchColor._cache[hash] = li;
+  }
+
+  matchColor._cache = {};
+
+  // http://stackoverflow.com/questions/1633828
+  matchColor.distance = function (r1, g1, b1, r2, g2, b2){
+    return Math.pow(30 * (r1 - r2), 2)
+      + Math.pow(59 * (g1 - g2), 2)
+      + Math.pow(11 * (b1 - b2), 2);
+  };
+
   // CSI Pm m  Character Attributes (SGR).
   //     Ps = 0  -> Normal (default).
   //     Ps = 1  -> Bold.
@@ -68,81 +111,126 @@ module.exports = function (Terminal){
   //     Ps = 4 8  ; 5  ; Ps -> Set background color to the second
   //     Ps.
   Terminal.prototype.charAttributes = function (params){
-    var l = params.length,
+    // Optimize a single SGR0.
-      i = 0,
+    if (params.length === 1 && params[0] === 0) {
-      bg, fg, p;
+      this.curAttr = this.defAttr;
+      return;
+    }
+
+    var p;
+    var i = 0;
+    var l = params.length;
+    var flags = this.curAttr >> 18;
+    var fg = (this.curAttr >> 9) & 0x1ff;
+    var bg = this.curAttr & 0x1ff;
 
     for (; i < l; i++) {
       p = params[i];
+
       if (p >= 30 && p <= 37) {
         // fg color 8
-        this.curAttr = (this.curAttr & ~(0x1ff << 9)) | ((p - 30) << 9);
+        fg = p - 30;
       } else if (p >= 40 && p <= 47) {
         // bg color 8
-        this.curAttr = (this.curAttr & ~0x1ff) | (p - 40);
+        bg = p - 40;
       } else if (p >= 90 && p <= 97) {
         // fg color 16
         p += 8;
-        this.curAttr = (this.curAttr & ~(0x1ff << 9)) | ((p - 90) << 9);
+        fg = p - 90;
       } else if (p >= 100 && p <= 107) {
         // bg color 16
         p += 8;
-        this.curAttr = (this.curAttr & ~0x1ff) | (p - 100);
+        bg = p - 100;
       } else if (p === 0) {
         // default
-        this.curAttr = this.defAttr;
+        flags = this.defAttr >> 18;
+        fg = (this.defAttr >> 9) & 0x1ff;
+        bg = this.defAttr & 0x1ff;
+        // flags = 0;
+        // fg = 0x1ff;
+        // bg = 0x1ff;
       } else if (p === 1) {
         // bold text
-        this.curAttr = this.curAttr | (1 << 18);
+        flags |= 1;
       } else if (p === 4) {
         // underlined text
-        this.curAttr = this.curAttr | (2 << 18);
+        flags |= 2;
-      } else if (p === 7 || p === 27) {
+      } else if (p === 5) {
+        // blink
+        flags |= 4;
+      } else if (p === 7) {
         // inverse and positive
         // test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m'
-        if (p === 7) {
+        flags |= 8;
-          if ((this.curAttr >> 18) & 4) continue;
+      } else if (p === 8) {
-          this.curAttr = this.curAttr | (4 << 18);
+        // invisible
-        } else if (p === 27) {
+        flags |= 16;
-          if (~(this.curAttr >> 18) & 4) continue;
-          this.curAttr = this.curAttr & ~(4 << 18);
-        }
-
-        bg = this.curAttr & 0x1ff;
-        fg = (this.curAttr >> 9) & 0x1ff;
-
-        this.curAttr = (this.curAttr & ~0x3ffff) | ((bg << 9) | fg);
       } else if (p === 22) {
         // not bold
-        this.curAttr = this.curAttr & ~(1 << 18);
+        flags &= ~1;
       } else if (p === 24) {
         // not underlined
-        this.curAttr = this.curAttr & ~(2 << 18);
+        flags &= ~2;
+      } else if (p === 25) {
+        // not blink
+        flags &= ~4;
+      } else if (p === 27) {
+        // not inverse
+        flags &= ~8;
+      } else if (p === 28) {
+        // not invisible
+        flags &= ~16;
       } else if (p === 39) {
         // reset fg
-        this.curAttr = this.curAttr & ~(0x1ff << 9);
+        fg = (this.defAttr >> 9) & 0x1ff;
-        this.curAttr = this.curAttr | (((this.defAttr >> 9) & 0x1ff) << 9);
       } else if (p === 49) {
         // reset bg
-        this.curAttr = this.curAttr & ~0x1ff;
+        bg = this.defAttr & 0x1ff;
-        this.curAttr = this.curAttr | (this.defAttr & 0x1ff);
       } else if (p === 38) {
         // fg color 256
-        if (params[i + 1] !== 5) continue;
+        if (params[i + 1] === 2) {
+          i += 2;
+
+          fg = matchColor(
+            params[i] & 0xff,
+            params[i + 1] & 0xff,
+            params[i + 2] & 0xff);
+
+          if (fg === -1) fg = 0x1ff;
+
+          i += 2;
+        } else if (params[i + 1] === 5) {
           i += 2;
           p = params[i] & 0xff;
-        // convert 88 colors to 256
+          fg = p;
-        // if (this.is('rxvt-unicode') && p < 88) p = p * 2.9090 | 0;
+        }
-        this.curAttr = (this.curAttr & ~(0x1ff << 9)) | (p << 9);
       } else if (p === 48) {
         // bg color 256
-        if (params[i + 1] !== 5) continue;
+        if (params[i + 1] === 2) {
+          i += 2;
+
+          bg = matchColor(
+            params[i] & 0xff,
+            params[i + 1] & 0xff,
+            params[i + 2] & 0xff);
+
+          if (bg === -1) bg = 0x1ff;
+
+          i += 2;
+        } else if (params[i + 1] === 5) {
           i += 2;
           p = params[i] & 0xff;
-        // convert 88 colors to 256
+          bg = p;
-        // if (this.is('rxvt-unicode') && p < 88) p = p * 2.9090 | 0;
+        }
-        this.curAttr = (this.curAttr & ~0x1ff) | p;
+      } else if (p === 100) {
+        // reset fg/bg
+        fg = (this.defAttr >> 9) & 0x1ff;
+        bg = this.defAttr & 0x1ff;
+      } else {
+        this.error('Unknown SGR attribute: %d.', p);
       }
     }
+
+    this.curAttr = (flags << 18) | (fg << 9) | bg;
   };
 };

static/js/terminal/lib/csi/softReset.js

@@ -11,14 +11,15 @@ module.exports = function (Terminal){
     this.cursorHidden = false;
     this.insertMode = false;
     this.originMode = false;
-    this.wraparoundMode = false; // autowrap
+    // autowrap
-    this.applicationKeypad = false; // ?
+    this.wraparoundMode = false;
+    this.applicationKeypad = false;
     this.scrollTop = 0;
     this.scrollBottom = this.rows - 1;
     this.curAttr = this.defAttr;
-    this.x = this.y = 0; // ?
+    this.x = this.y = 0;
     this.charset = null;
-    this.glevel = 0; // ??
+    this.glevel = 0;
-    this.charsets = [null]; // ??
+    this.charsets = [null];
   };
 };