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Important fix to RTL languages saves last space on each line, which was previously lost

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This commit is contained in:
Ray Smith 2017-07-19 17:04:06 -07:00
parent 3f7735492f
commit 4e8018d013
2 changed files with 15 additions and 2 deletions
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13
ccmain/resultiterator.cpp
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@ -549,6 +549,12 @@ bool ResultIterator::IsAtFinalElement(PageIteratorLevel level,
return true;
}
// Returns the number of blanks before the current word.
int ResultIterator::BlanksBeforeWord() const {
if (CurrentParagraphIsLtr()) return LTRResultIterator::BlanksBeforeWord();
return IsAtBeginningOf(RIL_TEXTLINE) ? 0 : 1;
}
/**
* Returns the null terminated UTF-8 encoded text string for the current
* object at the given level. Use delete [] to free after use.
@ -585,7 +591,7 @@ char* ResultIterator::GetUTF8Text(PageIteratorLevel level) const {
if (at_beginning_of_minor_run_) {
text += reading_direction_is_ltr ? kLRM : kRLM;
}
text = it_->word()->BestUTF8(blob_index_, !reading_direction_is_ltr);
text = it_->word()->BestUTF8(blob_index_, false);
if (IsAtFinalSymbolOfWord()) AppendSuffixMarks(&text);
}
break;
@ -608,7 +614,7 @@ void ResultIterator::AppendUTF8WordText(STRING *text) const {
GenericVector<int> blob_order;
CalculateBlobOrder(&blob_order);
for (int i = 0; i < blob_order.size(); i++) {
*text += it_->word()->BestUTF8(blob_order[i], !reading_direction_is_ltr);
*text += it_->word()->BestUTF8(blob_order[i], false);
}
AppendSuffixMarks(text);
}
@ -643,6 +649,9 @@ void ResultIterator::IterateAndAppendUTF8TextlineText(STRING *text) {
}
AppendUTF8WordText(text);
words_appended++;
if (BidiDebug(2)) {
tprintf("Num spaces=%d, text=%s\n", numSpaces, text->string());
}
} while (Next(RIL_WORD) && !IsAtBeginningOf(RIL_TEXTLINE));
if (BidiDebug(1)) {
tprintf("%d words printed\n", words_appended);

4
ccmain/resultiterator.h
View File

@ -82,6 +82,10 @@ class TESS_API ResultIterator : public LTRResultIterator {
virtual bool IsAtFinalElement(PageIteratorLevel level,
PageIteratorLevel element) const;
// ============= Functions that refer to words only ============.
// Returns the number of blanks before the current word.
int BlanksBeforeWord() const;
// ============= Accessing data ==============.
/**