+//--
+// ASCII export function and helpers
+//--
+int LyXTabular::asciiTopHLine(ostream & os, int row,
+ vector<unsigned int> const & clen) const
+{
+ int const fcell = GetFirstCellInRow(row);
+ int const n = NumberOfCellsInRow(fcell) + fcell;
+ int tmp = 0;
+
+ for (int i = fcell; i < n; ++i) {
+ if (TopLine(i)) {
+ ++tmp;
+ break;
+ }
+ }
+ if (!tmp)
+ return 0;
+
+ unsigned char ch;
+ for (int i = fcell; i < n; ++i) {
+ if (TopLine(i)) {
+ if (LeftLine(i))
+ os << "+-";
+ else
+ os << "--";
+ ch = '-';
+ } else {
+ os << " ";
+ ch = ' ';
+ }
+ int column = column_of_cell(i);
+ int len = clen[column];
+ while (IsPartOfMultiColumn(row, ++column))
+ len += clen[column] + 4;
+ os << string(len, ch);
+ if (TopLine(i)) {
+ if (RightLine(i))
+ os << "-+";
+ else
+ os << "--";
+ } else {
+ os << " ";
+ }
+ }
+ os << endl;
+ return 1;
+}
+
+
+int LyXTabular::asciiBottomHLine(ostream & os, int row,
+ vector<unsigned int> const & clen) const
+{
+ int const fcell = GetFirstCellInRow(row);
+ int const n = NumberOfCellsInRow(fcell) + fcell;
+ int tmp = 0;
+
+ for (int i = fcell; i < n; ++i) {
+ if (BottomLine(i)) {
+ ++tmp;
+ break;
+ }
+ }
+ if (!tmp)
+ return 0;
+
+ unsigned char ch;
+ for (int i = fcell; i < n; ++i) {
+ if (BottomLine(i)) {
+ if (LeftLine(i))
+ os << "+-";
+ else
+ os << "--";
+ ch = '-';
+ } else {
+ os << " ";
+ ch = ' ';
+ }
+ int column = column_of_cell(i);
+ int len = clen[column];
+ while (IsPartOfMultiColumn(row, ++column))
+ len += clen[column] + 4;
+ os << string(len, ch);
+ if (BottomLine(i)) {
+ if (RightLine(i))
+ os << "-+";
+ else
+ os << "--";
+ } else {
+ os << " ";
+ }
+ }
+ os << endl;
+ return 1;
+}
+
+
+int LyXTabular::asciiPrintCell(Buffer const * buf, ostream & os,
+ int cell, int row, int column,
+ vector<unsigned int> const & clen,
+ bool onlydata) const
+{
+ ostringstream sstr;
+ int ret = GetCellInset(cell)->ascii(buf, sstr, 0);
+
+ if (onlydata) {
+ os << sstr.str();
+ return ret;
+ }
+
+ if (LeftLine(cell))
+ os << "| ";
+ else
+ os << " ";
+
+ unsigned int len1 = sstr.str().length();
+ unsigned int len2 = clen[column];
+ while (IsPartOfMultiColumn(row, ++column))
+ len2 += clen[column] + 4;
+ len2 -= len1;
+
+ switch (GetAlignment(cell)) {
+ default:
+ case LYX_ALIGN_LEFT:
+ len1 = 0;
+ break;
+ case LYX_ALIGN_RIGHT:
+ len1 = len2;
+ len2 = 0;
+ break;
+ case LYX_ALIGN_CENTER:
+ len1 = len2 / 2;
+ len2 -= len1;
+ break;
+ }
+
+ for (unsigned int i = 0; i < len1; ++i)
+ os << " ";
+ os << sstr.str();
+ for (unsigned int i = 0; i < len2; ++i)
+ os << " ";
+ if (RightLine(cell))
+ os << " |";
+ else
+ os << " ";
+
+ return ret;
+}
+
+
+int LyXTabular::ascii(Buffer const * buf, ostream & os, int const depth,
+ bool onlydata, unsigned char delim) const
+{
+ int ret = 0;
+
+ //+---------------------------------------------------------------------
+ //+ first calculate the width of the single columns +
+ //+---------------------------------------------------------------------
+ vector<unsigned int> clen(columns_);
+
+ if (!onlydata) {
+ // first all non (real) multicolumn cells!
+ for (int j = 0; j < columns_; ++j) {
+ clen[j] = 0;
+ for (int i = 0; i < rows_; ++i) {
+ int cell = GetCellNumber(i, j);
+ if (IsMultiColumn(cell, true))
+ continue;
+ ostringstream sstr;
+ GetCellInset(cell)->ascii(buf, sstr, 0);
+ if (clen[j] < sstr.str().length())
+ clen[j] = sstr.str().length();
+ }
+ }
+ // then all (real) multicolumn cells!
+ for (int j = 0; j < columns_; ++j) {
+ for (int i = 0; i < rows_; ++i) {
+ int cell = GetCellNumber(i, j);
+ if (!IsMultiColumn(cell, true) || IsPartOfMultiColumn(i, j))
+ continue;
+ ostringstream sstr;
+ GetCellInset(cell)->ascii(buf, sstr, 0);
+ int len = int(sstr.str().length());
+ int const n = cells_in_multicolumn(cell);
+ for (int k = j; (len > 0) && (k < (j + n - 1)); ++k)
+ len -= clen[k];
+ if (len > int(clen[j + n - 1]))
+ clen[j + n - 1] = len;
+ }
+ }
+ }
+ int cell = 0;
+ for (int i = 0; i < rows_; ++i) {
+ if (!onlydata) {
+ if (asciiTopHLine(os, i, clen)) {
+ for (int j = 0; j < depth; ++j)
+ os << " ";
+ }
+ }
+ for (int j = 0; j < columns_; ++j) {
+ if (IsPartOfMultiColumn(i,j))
+ continue;
+ if (onlydata && j > 0)
+ os << delim;
+ ret += asciiPrintCell(buf, os, cell, i, j, clen, onlydata);
+ ++cell;
+ }
+ os << endl;
+ if (!onlydata) {
+ for (int j = 0; j < depth; ++j)
+ os << " ";
+ if (asciiBottomHLine(os, i, clen)) {
+ for (int j = 0; j < depth; ++j)
+ os << " ";
+ }
+ }
+ }
+ return ret;
+}
+//--
+// end ascii export
+//--
+