RKTextMatrix RKTextMatrix::transformed (bool reverse_h, bool reverse_v, bool transpose) const {
RK_TRACE (EDITOR);
RKTextMatrix ret;
if (isEmpty ()) return ret; // empty matrices would violate some assumptions of the following code
const int maxrow = rows.size () - 1; // for easier typing
const int maxcol = rows[0].size () - 1;
if (transpose) ret.upsize (maxcol, maxrow); // set dimensions from the start to save a few cycles
else ret.upsize (maxrow, maxcol);
for (int row=0; row <= maxrow; ++row) {
for (int col=0; col <= maxcol; ++col) {
int dest_row = row;
if (reverse_v) dest_row = maxrow - row;
int dest_col = col;
if (reverse_h) dest_col = maxcol - col;
if (transpose) {
int dummy = dest_row;
dest_row = dest_col;
dest_col = dummy;
}
ret.setText (dest_row, dest_col, rows[row][col]);
}
}
return ret;
}
void RKVarEditMetaModel::setTextMatrix (const QModelIndex& offset, const RKTextMatrix& text, const QItemSelectionRange& confine_to) {
RK_TRACE (EDITOR);
if ((!offset.isValid ()) || text.isEmpty ()) return;
int top = offset.row ();
int left = offset.column ();
int bottom = top + text.numRows () - 1;
int right = left + text.numColumns () - 1;
if (confine_to.isValid ()) {
if (confine_to.top () > top) return; // can't confine top-left. Should have been set by caller
if (confine_to.left () > left) return;
bottom = qMin (confine_to.bottom (), bottom);
right = qMin (confine_to.right (), right);
}
// TODO: some models might not support column addition.
if (right >= trueCols ()) data_model->doInsertColumns (trueCols (), right - trueCols () + 1);
RK_ASSERT (right < data_model->objects.size ());
bottom = qMin (bottom, trueRows () - 1);
int tcol = 0;
for (int col = left; col <= right; ++col) {
int trow = 0;
RKVariable* var = data_model->objects[col];
var->lockSyncing (true);
for (int row = top; row <= bottom; ++row) {
setData (index (row, col), text.getText (trow, tcol), Qt::EditRole);
++trow;
}
var->lockSyncing (false);
++tcol;
}
}
RKTextMatrix RKVarEditMetaModel::getTextMatrix (const QItemSelectionRange& range) const {
RK_TRACE (EDITOR);
if ((!range.isValid ()) || data_model->objects.isEmpty ()) return RKTextMatrix ();
// NOTE: of course, when the range is small, this is terribly inefficient. On the other hand, it doesn't really matter, then, either.
QItemSelectionRange erange = range.intersected (QItemSelectionRange (index (0, 0), index (trueRows () - 1, trueCols () - 1)));
int top = erange.top ();
int bottom = erange.bottom ();
int left = erange.left ();
int right = erange.right ();
RKTextMatrix ret;
int tcol = 0;
for (int col = left; col <= right; ++col) {
int trow = 0;
for (int row = top; row <= bottom; ++row) {
QVariant celldata = data (index (row, col), Qt::EditRole);
if (!celldata.isValid ()) {
RK_ASSERT (false);
break;
}
ret.setText (trow, tcol, celldata.toString ());
++trow;
}
++tcol;
}
return ret;
}
void RKVarEditModel::setTextMatrix (const QModelIndex& offset, const RKTextMatrix& text, const QItemSelectionRange& confine_to) {
RK_TRACE (EDITOR);
// NOTE: of course, when the range is small, this is terribly inefficient. On the other hand, it doesn't really matter, then, either. Single cells will be set using setData()
if ((!offset.isValid ()) || text.isEmpty ()) return;
int top = offset.row ();
int left = offset.column ();
int bottom = top + text.numRows () - 1;
int right = left + text.numColumns () - 1;
if (confine_to.isValid ()) {
if (confine_to.top () > top) return; // can't confine top-left. Should have been set by caller
if (confine_to.left () > left) return;
bottom = qMin (confine_to.bottom (), bottom);
right = qMin (confine_to.right (), right);
}
// TODO: some models might not support column addition.
if (right >= trueCols ()) doInsertColumns (objects.size (), right - trueCols () + 1);
RK_ASSERT (right < trueCols ());
int current_rows = objects[0]->getLength ();
if (bottom >= current_rows) insertRows (current_rows, bottom - current_rows + 1);
int tcol = 0;
for (int col = left; col <= right; ++col) {
RKVariable* var = objects[col];
int trow = 0;
for (int row = top; row <= bottom; ++row) {
var->setText (row, text.getText (trow, tcol));
++trow;
}
++tcol;
}
}
void RKMatrixInput::copy () {
RK_TRACE (PLUGIN);
QItemSelectionRange range = display->getSelectionBoundaries ();
if (!range.isValid ()) return;
RKTextMatrix ret;
for (int col = range.left (); col <= range.right (); ++col) {
for (int row = range.top (); row <= range.bottom (); ++row) {
ret.setText (row - range.top (), col - range.left (), cellValue (row, col));
}
}
ret.copyToClipboard ();
}
// static
RKTextMatrix RKTextMatrix::matrixFromSeparatedValues (const QString& text, const QRegExp& tab, const QChar& brk) {
RK_TRACE (EDITOR);
RKTextMatrix ret;
if (text.isEmpty ()) return ret;
QStringList textrows = text.split (brk);
if (textrows.last ().isEmpty ()) textrows.removeLast (); // some apps append a trailing line break
for (int i = 0; i < textrows.size (); ++i) {
QStringList split = textrows[i].split (tab);
ret.appendRow (split);
}
return ret;
}
RKTextMatrix RKVarEditModel::getTextMatrix (const QItemSelectionRange& range) const {
RK_TRACE (EDITOR);
if ((!range.isValid ()) || objects.isEmpty ()) return RKTextMatrix ();
// NOTE: of course, when the range is small, this is terribly inefficient. On the other hand, it doesn't really matter, then, either.
QItemSelectionRange erange = range.intersected (QItemSelectionRange (index (0, 0), index (trueRows () - 1, trueCols () - 1)));
int top = erange.top ();
int bottom = erange.bottom ();
int left = erange.left ();
int right = erange.right ();
RKTextMatrix ret;
int tcol = 0;
for (int col = left; col <= right; ++col) {
QString* data = objects[col]->getCharacter (top, bottom);
RK_ASSERT (data);
ret.setColumn (tcol, data, bottom - top + 1);
delete [] data;
++tcol;
}
return ret;
}
void RKMatrixInput::paste () {
RK_TRACE (PLUGIN);
int left = 0;
int top = 0;
QItemSelectionRange range = display->getSelectionBoundaries ();
if (range.isValid ()) {
left = range.left ();
top = range.top ();
}
RKTextMatrix pasted = RKTextMatrix::matrixFromClipboard ();
int height = allow_user_resize_rows ? pasted.numRows () : qMin (pasted.numRows (), row_count->intValue () - top);
int width = allow_user_resize_columns ? pasted.numColumns () : qMin (pasted.numColumns (), column_count->intValue () - left);
updating_tsv_data = true;
for (int c = 0; c < width; ++c) {
for (int r = 0; r < height; ++r) {
setCellValue (r + top, c + left, pasted.getText (r, c));
}
}
updating_tsv_data = false;
updateAll ();
}