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52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
/*
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* CoveredTextDetector.cc
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*
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* Created on: 2014-6-14
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* Author: duanyao
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*/
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#include "CoveredTextDetector.h"
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#include "util/math.h"
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namespace pdf2htmlEX {
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void CoveredTextDetector::reset()
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{
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char_bboxes.clear();
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chars_covered.clear();
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}
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void CoveredTextDetector::add_char_bbox(double * bbox)
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{
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char_bboxes.insert(char_bboxes.end(), bbox, bbox + 4);
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chars_covered.push_back(false);
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}
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void CoveredTextDetector::add_char_bbox_clipped(double * bbox, bool patially)
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{
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char_bboxes.insert(char_bboxes.end(), bbox, bbox + 4);
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chars_covered.push_back(true);
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if (patially)
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add_non_char_bbox(bbox, chars_covered.size() - 1);
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}
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void CoveredTextDetector::add_non_char_bbox(double * bbox, int index)
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{
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if (index < 0)
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index = chars_covered.size();
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for (int i = 0; i < index; i++)
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{
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if (chars_covered[i])
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continue;
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double * cbbox = &char_bboxes[i * 4];
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if (bbox_intersect(cbbox, bbox))
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{
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chars_covered[i] = true;
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add_non_char_bbox(cbbox, i);
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}
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}
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}
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}
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