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Implements vertical writing

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vyv03354 2013-02-08 21:29:22 +09:00
parent 4247339d28
commit c5b8ee6a91
9 changed files with 112 additions and 29 deletions
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10
src/bidi.js
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@ -139,16 +139,16 @@ var bidi = PDFJS.bidi = (function bidiClosure() {
}
}
function BidiResult(str, isLTR) {
function BidiResult(str, isLTR, vertical) {
this.str = str;
this.ltr = isLTR;
this.dir = vertical ? 'ttb' : isLTR ? 'ltr' : 'rtl';
}
function bidi(str, startLevel) {
function bidi(str, startLevel, vertical) {
var isLTR = true;
var strLength = str.length;
if (strLength === 0)
return new BidiResult(str, isLTR);
if (strLength === 0 || vertical)
return new BidiResult(str, isLTR, vertical);
// get types, fill arrays