[Openautomation-svn] SF.net SVN: openautomation:[296] CometVisu/trunk/visu/lib/compatibility.js

[<ma...@us...>]

Revision: 296
          http://openautomation.svn.sourceforge.net/openautomation/?rev=296&view=rev
Author:   mayerch
Date:     2011-02-13 21:35:02 +0000 (Sun, 13 Feb 2011)

Log Message:
-----------
Added a sprintf funtion - copied from  http://www.webtoolkit.info/

Modified Paths:
--------------
    CometVisu/trunk/visu/lib/compatibility.js

Modified: CometVisu/trunk/visu/lib/compatibility.js
===================================================================
--- CometVisu/trunk/visu/lib/compatibility.js	2011-02-13 16:55:20 UTC (rev 295)
+++ CometVisu/trunk/visu/lib/compatibility.js	2011-02-13 21:35:02 UTC (rev 296)
@@ -2,4 +2,136 @@
 if (typeof (console) == "undefined") {
     console = {};
     console.log = console.debug = console.info = console.warn = console.error = function() {}
-}
\ No newline at end of file
+}
+
+/**
+ * 
+ *  Javascript sprintf
+ *  http://www.webtoolkit.info/
+ *
+ *
+ **/
+
+sprintfWrapper = {
+  
+  init : function () {
+    
+    if (typeof arguments == "undefined") { return null; }
+    if (arguments.length < 1) { return null; }
+    if (typeof arguments[0] != "string") { return null; }
+    if (typeof RegExp == "undefined") { return null; }
+    
+    var string = arguments[0];
+    var exp = new RegExp(/(%([%]|(\-)?(\+|\x20)?(0)?(\d+)?(\.(\d)?)?([bcdfosxX])))/g);
+    var matches = new Array();
+    var strings = new Array();
+    var convCount = 0;
+    var stringPosStart = 0;
+    var stringPosEnd = 0;
+    var matchPosEnd = 0;
+    var newString = '';
+    var match = null;
+    
+    while (match = exp.exec(string)) {
+      if (match[9]) { convCount += 1; }
+      
+      stringPosStart = matchPosEnd;
+      stringPosEnd = exp.lastIndex - match[0].length;
+      strings[strings.length] = string.substring(stringPosStart, stringPosEnd);
+      
+      matchPosEnd = exp.lastIndex;
+      matches[matches.length] = {
+        match: match[0],
+        left: match[3] ? true : false,
+        sign: match[4] || '',
+        pad: match[5] || ' ',
+        min: match[6] || 0,
+        precision: match[8],
+        code: match[9] || '%',
+        negative: parseInt(arguments[convCount]) < 0 ? true : false,
+        argument: String(arguments[convCount])
+      };
+    }
+    strings[strings.length] = string.substring(matchPosEnd);
+    
+    if (matches.length == 0) { return string; }
+    if ((arguments.length - 1) < convCount) { return null; }
+    
+    var code = null;
+    var match = null;
+    var i = null;
+    
+    for (i=0; i<matches.length; i++) {
+      
+      if (matches[i].code == '%') { substitution = '%' }
+      else if (matches[i].code == 'b') {
+        matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(2));
+        substitution = sprintfWrapper.convert(matches[i], true);
+      }
+      else if (matches[i].code == 'c') {
+        matches[i].argument = String(String.fromCharCode(parseInt(Math.abs(parseInt(matches[i].argument)))));
+        substitution = sprintfWrapper.convert(matches[i], true);
+      }
+      else if (matches[i].code == 'd') {
+        matches[i].argument = String(Math.abs(parseInt(matches[i].argument)));
+        substitution = sprintfWrapper.convert(matches[i]);
+      }
+      else if (matches[i].code == 'f') {
+        matches[i].argument = String(Math.abs(parseFloat(matches[i].argument)).toFixed(matches[i].precision ? matches[i].precision : 6));
+        substitution = sprintfWrapper.convert(matches[i]);
+      }
+      else if (matches[i].code == 'o') {
+        matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(8));
+        substitution = sprintfWrapper.convert(matches[i]);
+      }
+      else if (matches[i].code == 's') {
+        matches[i].argument = matches[i].argument.substring(0, matches[i].precision ? matches[i].precision : matches[i].argument.length)
+        substitution = sprintfWrapper.convert(matches[i], true);
+      }
+      else if (matches[i].code == 'x') {
+        matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(16));
+        substitution = sprintfWrapper.convert(matches[i]);
+      }
+      else if (matches[i].code == 'X') {
+        matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(16));
+        substitution = sprintfWrapper.convert(matches[i]).toUpperCase();
+      }
+      else {
+        substitution = matches[i].match;
+      }
+      
+      newString += strings[i];
+      newString += substitution;
+      
+    }
+    newString += strings[i];
+    
+    return newString;
+    
+  },
+  
+  convert : function(match, nosign){
+    if (nosign) {
+      match.sign = '';
+    } else {
+      match.sign = match.negative ? '-' : match.sign;
+    }
+    var l = match.min - match.argument.length + 1 - match.sign.length;
+    var pad = new Array(l < 0 ? 0 : l).join(match.pad);
+    if (!match.left) {
+      if (match.pad == "0" || nosign) {
+        return match.sign + pad + match.argument;
+      } else {
+        return pad + match.sign + match.argument;
+      }
+    } else {
+      if (match.pad == "0" || nosign) {
+        return match.sign + match.argument + pad.replace(/0/g, ' ');
+      } else {
+        return match.sign + match.argument + pad;
+      }
+    }
+  }
+}
+
+sprintf = sprintfWrapper.init;
\ No newline at end of file


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