本文整理汇总了C++中STRING::truncate_at方法的典型用法代码示例。如果您正苦于以下问题：C++ STRING::truncate_at方法的具体用法？C++ STRING::truncate_at怎么用？C++ STRING::truncate_at使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类STRING的用法示例。
在下文中一共展示了STRING::truncate_at方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: res_it
// Returns the null terminated UTF-8 encoded text string for the current
// object at the given level. Use delete [] to free after use.
char* LTRResultIterator::GetUTF8Text(PageIteratorLevel level) const {
if (it_->word() == NULL) return NULL; // Already at the end!
STRING text;
PAGE_RES_IT res_it(*it_);
WERD_CHOICE* best_choice = res_it.word()->best_choice;
ASSERT_HOST(best_choice != NULL);
if (level == RIL_SYMBOL) {
text = res_it.word()->BestUTF8(blob_index_, false);
} else if (level == RIL_WORD) {
text = best_choice->unichar_string();
} else {
bool eol = false; // end of line?
bool eop = false; // end of paragraph?
do { // for each paragraph in a block
do { // for each text line in a paragraph
do { // for each word in a text line
best_choice = res_it.word()->best_choice;
ASSERT_HOST(best_choice != NULL);
text += best_choice->unichar_string();
text += " ";
res_it.forward();
eol = res_it.row() != res_it.prev_row();
} while (!eol);
text.truncate_at(text.length() - 1);
text += line_separator_;
eop = res_it.block() != res_it.prev_block() ||
res_it.row()->row->para() != res_it.prev_row()->row->para();
} while (level != RIL_TEXTLINE && !eop);
if (eop) text += paragraph_separator_;
} while (level == RIL_BLOCK && res_it.block() == res_it.prev_block());
}
int length = text.length() + 1;
char* result = new char[length];
strncpy(result, text.string(), length);
return result;
}