Reader/textstruct.cpp at master · MeShootIn/Reader · GitHub

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#include "textstruct.h"
#include "servicestruct.h"


// ????????????? ????????? ??????
void initText(TextStruct * ts, WindowStruct * ws) {
  ts->lines = 1;
  LL xCharCount = ws->cxClient / ws->cxChar;
  LL curCharCount = 0;
  bool is_end = false;

  // ??????? ???-?? ?????
  for (LL i = 0; i < ts->length; ++i) {
    if (ts->text[i] == '\n' ||
      (ws->mode == LAYOUT && curCharCount >= xCharCount - 1)) {
      is_end = true;
      curCharCount = 0;
    } else {
      curCharCount++;

      if (is_end) {
        is_end = false;
        ts->lines++;
      }
    }
  }

  ts->start_size = ts->lines + 1;
  ts->start = (LL *) malloc(ts->start_size * sizeof(LL));
  ts->start[0] = 0;
  ts->start[ts->start_size - 1] = ts->length;

  LL line = 1;
  is_end = false;
  // ????????????? ??????? ?????????? ?? ?????? ?????
  for (LL i = 0; i < ts->length; ++i) {
    if (ts->text[i] == '\n' ||
      (ws->mode == LAYOUT && curCharCount >= xCharCount - 1)) {
      is_end = true;
      curCharCount = 0;
    } else {
      curCharCount++;

      if (is_end) {
        is_end = false;
        ts->start[line] = i;
        line++;
      }
    }
  }

  // ??????? ???????????? ????? ??????
  for (LL i = 0; i < ts->lines; ++i) {
    ts->maxLen = max(ts->maxLen, getLength(*ts, i));
  }
}

// ????? ??????
LL getLength(TextStruct ts, int i) {
  int len = ts.start[i + 1] - ts.start[i];
  if (ts.text[ts.start[i + 1] - 2] == '\r') {
    len -= 2;
  }

  return len;
}