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Update encodeUTF8 function

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git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2728 eee81c28-f429-11dd-99c0-75d572ba1ddd
This commit is contained in:
Brett Zamir
2014-03-15 09:50:49 +00:00
parent 2ea686a118
commit 46fdbdfb6a
1 changed files with 50 additions and 48 deletions
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98
editor/svgutils.js
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@@ -159,62 +159,64 @@ svgedit.utilities.decode64 = function(input) {
return unescape(output);
};
// Currently not being used, so commented out for now
// based on http://phpjs.org/functions/utf8_encode
// codedread:does not seem to work with webkit-based browsers on OSX // Brettz9: please test again as function upgraded
svgedit.utilities.encodeUTF8 = function (argString) {
//return unescape(encodeURIComponent(input)); //may or may not work
if (argString === null || typeof argString === 'undefined') {
return '';
}
if (argString === null || typeof argString === 'undefined') {
return '';
}
var string = String(argString); // .replace(/\r\n/g, "\n").replace(/\r/g, "\n");
var utftext = '',
n, start, end, stringl = 0;
// .replace(/\r\n/g, "\n").replace(/\r/g, "\n");
var string = String(argString);
var utftext = '',
start, end, stringl = 0;
start = end = 0;
stringl = string.length;
for (n = 0; n < stringl; n++) {
var c1 = string.charCodeAt(n);
var enc = null;
start = end = 0;
stringl = string.length;
var n;
for (n = 0; n < stringl; n++) {
var c1 = string.charCodeAt(n);
var enc = null;
if (c1 < 128) {
end++;
} else if (c1 > 127 && c1 < 2048) {
enc = String.fromCharCode(
(c1 >> 6) | 192, (c1 & 63) | 128
);
} else if (c1 & 0xF800 != 0xD800) {
enc = String.fromCharCode(
(c1 >> 12) | 224, ((c1 >> 6) & 63) | 128, (c1 & 63) | 128
);
} else { // surrogate pairs
if (c1 & 0xFC00 != 0xD800) {
throw new RangeError('Unmatched trail surrogate at ' + n);
}
var c2 = string.charCodeAt(++n);
if (c2 & 0xFC00 != 0xDC00) {
throw new RangeError('Unmatched lead surrogate at ' + (n - 1));
}
c1 = ((c1 & 0x3FF) << 10) + (c2 & 0x3FF) + 0x10000;
enc = String.fromCharCode(
(c1 >> 18) | 240, ((c1 >> 12) & 63) | 128, ((c1 >> 6) & 63) | 128, (c1 & 63) | 128
);
}
if (enc !== null) {
if (end > start) {
utftext += string.slice(start, end);
}
utftext += enc;
start = end = n + 1;
}
}
if (c1 < 128) {
end++;
} else if (c1 > 127 && c1 < 2048) {
enc = String.fromCharCode(
(c1 >> 6) | 192, (c1 & 63) | 128
);
} else if ((c1 & 0xF800) != 0xD800) {
enc = String.fromCharCode(
(c1 >> 12) | 224, ((c1 >> 6) & 63) | 128, (c1 & 63) | 128
);
} else {
// surrogate pairs
if ((c1 & 0xFC00) != 0xD800) {
throw new RangeError('Unmatched trail surrogate at ' + n);
}
var c2 = string.charCodeAt(++n);
if ((c2 & 0xFC00) != 0xDC00) {
throw new RangeError('Unmatched lead surrogate at ' + (n - 1));
}
c1 = ((c1 & 0x3FF) << 10) + (c2 & 0x3FF) + 0x10000;
enc = String.fromCharCode(
(c1 >> 18) | 240, ((c1 >> 12) & 63) | 128, ((c1 >> 6) & 63) | 128, (c1 & 63) | 128
);
}
if (enc !== null) {
if (end > start) {
utftext += string.slice(start, end);
}
utftext += enc;
start = end = n + 1;
}
}
if (end > start) {
utftext += string.slice(start, stringl);
}
if (end > start) {
utftext += string.slice(start, stringl);
}
return utftext;
return utftext;
};
// Function: svgedit.utilities.convertToXMLReferences
@@ -396,7 +398,7 @@ svgedit.utilities.getPathBBox = function(path) {
for (i = 0; i < tot; i++) {
var seg = seglist.getItem(i);
if(typeof seg.x == 'undefined') {continue;}
if(typeof seg.x === 'undefined') {continue;}
// Add actual points to limits
bounds[0].push(P0[0]);