void setV(stringstream& lineStream, NodeList& NList) {
int nodeID;
double voltage;
if(!anyArgs(lineStream)) return;
lineStream >> nodeID;
if(!validNode(nodeID, lineStream)) return;
lineStream >> voltage;
if(lineStream.fail()) {
cout << "Error: " << endl;
return;
}
if(!endOfArgs(lineStream)) return;
if(NList.findNode(nodeID) == NULL) NList.insertNode(nodeID);
NList.findNode(nodeID) -> setVoltage(voltage);
cout.setf(ios::fixed);
cout.setf(ios::showpoint);
cout << "Set: node " << nodeID << " to " << setprecision(2) << voltage << setprecision(6) << " Volts" << endl;
cout.unsetf(ios::fixed);
cout.unsetf(ios::showpoint);
}
void unsetV(stringstream& lineStream, NodeList& NList) {
int nodeID;
if(!anyArgs(lineStream)) return;
lineStream >> nodeID;
if(!validNode(nodeID, lineStream)) return;
if(!endOfArgs(lineStream)) return;
if(NList.findNode(nodeID) == NULL) cout << "Error: node " << nodeID << " doesn't exist" << endl;
else {
NList.findNode(nodeID) -> unsetVoltage();
cout << "Unset: the solver will determine the voltage of node " << nodeID << endl;
}
}
void insertR(stringstream& lineStream, NodeList& NList) {
string name;
double resistance;
int nodeID1, nodeID2;
//Read in each argument one at a time and check for errors
lineStream >> name;
if(!anyArgs(lineStream)) return;
if(name == "all") {
cout << "Error: resistor name cannot be the keyword \"all\"" << endl;
return;
}
lineStream >> resistance;
if(!validResistance(resistance, lineStream)) return;
lineStream >> nodeID1;
if(!validNode(nodeID1, lineStream)) return;
lineStream >> nodeID2;
if(!validNode(nodeID2, lineStream)) return;
if(nodeID1 == nodeID2) {
cout << "Error: both terminals of resistor connect to node " << nodeID1 << endl;
return;
}
//check if there are more arguments
if(!endOfArgs(lineStream)) return;
//VALID ARGUMENTS
//check if nodes exist, if not create
if(NList.findNode(nodeID1) == NULL) NList.insertNode(nodeID1);
if(NList.findNode(nodeID2) == NULL) NList.insertNode(nodeID2);
//check if resistor name already exists
if(NList.findResistor(name) != NULL) {
cout << "Error: resistor " << name << " already exists" << endl;
return;
}
//if resistor doesnt exist
int nodes[2] = {nodeID1, nodeID2};
NList.addResistor(name, resistance, nodes);
cout.setf(ios::fixed);
cout.setf(ios::showpoint);
cout << "Inserted: resistor " << name << " " << setprecision(2) << resistance << " Ohms " << setprecision(6);
cout.unsetf(ios::fixed);
cout.unsetf(ios::showpoint);
cout << nodeID1 << " -> " << nodeID2 << endl;
return;
}