// Q_INVOKABLE allows the functions to be called from QML Q_INVOKABLE void requestVariableClear() { clearEquation(); }
void Foam::equationReader::removePowExponents ( const label index, tokenList& tl, PtrList<equationOperation>& map, labelList& opLvl, labelList& pl ) const { // Remove pow(a,b) exponent part 'b' from an equation and create a sub- // equation. label tokenI(0); while (tokenI < map.size()) { if (map[tokenI].operation() == equationOperation::otpow) { // Found a 'pow('. Look for ','; fail on ')', or end of list // pl checks ensure the ',' or ')' relate to the 'pow(', and not // another function / parethesis const label powFoundAt(tokenI); const label pLvl(pl[tokenI]); while ((opLvl[tokenI] != 5) || (pl[tokenI] != pLvl)) { if ( ((opLvl[tokenI] == -4) && (pl[tokenI] == pLvl)) || (tokenI == (map.size() - 1)) ) { OStringStream description; description << "pow() function takes two arguments."; fatalParseError ( index, tl, powFoundAt, tokenI, "equationReader::removePowExponents", description ); } tokenI++; } // Found 'pow( ... ,' look for ')', fail on list end const label commaFoundAt(tokenI); while ((opLvl[tokenI] != -4) || (pl[tokenI] != pLvl)) { if (tokenI == (map.size() - 1)) { OStringStream description; description << "Can't find closing parenthesis for " << "pow() function."; fatalParseError ( index, tl, powFoundAt, tokenI, "equationReader::removePowExponents", description ); } tokenI++; } const label closeFoundAt(tokenI); // Ignore if the exponent is only 1 token if ((closeFoundAt - commaFoundAt) > 2) { // Now create sub-equation OStringStream subEqnStream; for ( label subTokenI(commaFoundAt + 1); subTokenI < closeFoundAt; subTokenI++ ) { if ( tl[subTokenI].isPunctuation() && (tl[subTokenI].pToken() == token::COLON)) { subEqnStream << "^"; } else { subEqnStream << tl[subTokenI]; } } string subEqnRawText(subEqnStream.str()); const equation& eqn(operator[](index)); equation subEqn ( eqn.name() + "_powExponent_" + name(powFoundAt), subEqnRawText, eqn.overrideDimensions(), eqn.changeDimensions() ); bool eqnCreated(false); for (label eqnI(0); eqnI < size(); eqnI++) { const equation& eqnTest(operator[](eqnI)); if (eqnTest.name() == subEqn.name()) { clearEquation(eqnI); eqnTest.setRawText(subEqn.rawText()); eqnTest.setOverrideDimensions ( subEqn.overrideDimensions() ); eqnTest.setChangeDimensions ( eqnTest.changeDimensions() ); eqnCreated = true; } } if (!eqnCreated) { createEquation(subEqn); } // Change commaFoundAt + 1 entry to reflect new subEquation // reference tl[commaFoundAt + 1] = token(subEqn.name()); map.set ( commaFoundAt + 1, new equationOperation(findSource(subEqn.name())) ); opLvl[commaFoundAt + 1] = 0; pl[commaFoundAt + 1] = pl[commaFoundAt]; // Remove the subEquation from tl, map, opLvl and pl label tokensRemoved(closeFoundAt - (commaFoundAt + 2)); label newSize(map.size() - tokensRemoved); for ( label subTokenI(commaFoundAt + 2); subTokenI < newSize; subTokenI++ ) { tl[subTokenI] = tl[subTokenI + tokensRemoved]; map[subTokenI] = map[subTokenI + tokensRemoved]; opLvl[subTokenI] = opLvl[subTokenI + tokensRemoved]; pl[subTokenI] = pl[subTokenI + tokensRemoved]; } tl.setSize(newSize); map.setSize(newSize); opLvl.setSize(newSize); pl.setSize(newSize); } } tokenI++; } }