public void CircuitModifyShouldHaveCorrectNumberOfComponentsAndConnections() {
Circuit circuit = new Circuit();
Node con0 = new Node(); // GND
Node con1 = new Node();
Node con2 = new Node();
Component battery = new Component(con0, con1, 0, 24);
Component resistor1 = new Component(con1, con2, 2, 0);
Component resistor2 = new Component(con2, con0, 4, 0);
circuit.AddComponent(battery);
circuit.AddComponent(resistor1);
circuit.AddComponent(resistor2);
Assert.IsTrue(circuit.ListComponents.Count == 3);
Assert.IsTrue(circuit.ListConnections.Count == 3);
circuit.ModifyComponent(resistor1, con2, con0);
circuit.ModifyComponent(resistor1, con0, con1);
Assert.IsTrue(circuit.ListComponents.Count == 3);
Assert.IsTrue(circuit.ListConnections.Count == 3);
}
public void TestDifferentID() {
Circuit circuit2 = new Circuit();
Node con20 = new Node(); // GND
Node con21 = new Node();
Node dummyNode = new Node();
Node dummyConnection2 = new Node();
Node con22 = new Node();
Component battery2 = new Component(con20, con21, 0, 12);
Component resistor21 = new Component(con20, con22, 2, 0);
Component dummyComponent = new Component(dummyNode, dummyConnection2, 0, 0);
Component dummyComponent2 = new Component(dummyNode, dummyConnection2, 0, 0);
Component resistor22 = new Component(con21, con22, 2, 0);
Component resistor23 = new Component(con21, con22, 2, 0);
circuit2.AddComponent(battery2);
circuit2.AddComponent(resistor21);
circuit2.AddComponent(resistor22);
circuit2.AddComponent(resistor23);
CircuitCalculator circuitCalculator2 = new CircuitCalculator();
circuitCalculator2.Calculate(circuit2);
Assert.IsTrue(Math.Abs(con20.Volts - 0) < 0.0001);
Assert.IsTrue(Math.Abs(con21.Volts - 12) < 0.0001);
Assert.IsTrue(Math.Abs(con22.Volts - 8) < 0.0001);
Assert.IsTrue(Math.Abs(battery2.Amps - 4) < 0.0001);
Assert.IsTrue(Math.Abs(resistor21.Amps - 4) < 0.0001);
Assert.IsTrue(Math.Abs(resistor22.Amps - 2) < 0.0001);
Assert.IsTrue(Math.Abs(resistor23.Amps - 2) < 0.0001);
}
public SwitchViewModel(int id, DiagramViewModel parent, double left, double top, bool isOn) : base(id,parent, left,top)
{
Init();
ViewModelParent = parent;
double resistance = isOn ? DiagramViewModel.ZERO_RESISTANCE : DiagramViewModel.INFINITE_RESISTANCE;
Component = new Component(new Node(), new Node(), resistance, 0);
Value = isOn;
}
// Are these functions necessary????????
public void ModifyComponent(Component modifyComponent, Node oldNode, Node newNode) {
if(oldNode.Id == modifyComponent.Nodes[0].Id) {
// [0] is being replaced by the new one
modifyComponent.Nodes[0].Components.Remove(modifyComponent);
newNode.Components.Add(modifyComponent);
modifyComponent.Nodes[0] = newNode;
} else if(oldNode.Id == modifyComponent.Nodes[1].Id) {
// [1] is being replaced by the new one
modifyComponent.Nodes[1].Components.Remove(modifyComponent);
newNode.Components.Add(modifyComponent);
modifyComponent.Nodes[1] = newNode;
}
}
public void TestForNoVoltageSourceConnections() {
Circuit circuit = new Circuit();
Node con0 = new Node(); // GND
Node con1 = new Node();
Component resistor1 = new Component(con0, con1, 2, 0);
Component resistor2 = new Component(con1, con0, 2, 0);
Component resistor3 = new Component(con1, con0, 2, 0);
circuit.AddComponent(resistor1);
circuit.AddComponent(resistor2);
circuit.AddComponent(resistor3);
CircuitCalculator circuitCalculator = new CircuitCalculator();
circuitCalculator.Calculate(circuit);
}
public void RemoveComponent(Component removeComponent) {
foreach(Node connection in removeComponent.Nodes) {
// for each of the vertices in the component, remove its connection to the component;
connection.Components.Remove(removeComponent);
if(connection.Components.Count == 0) {
// connection removeComponent.Nodes[i] has no components listed in it.
// remove this connection from _listConnections
// garbage collection will deal with the rest
ListConnections.Remove(connection);
}
}
// remove the component from the list of components
ListComponents.Remove(removeComponent);
// then update the connections
// connections need to be updated
}
public void AddComponent(Component newComponent) {
// add the new component to the list of components
ListComponents.Add(newComponent);
foreach(Node connection in newComponent.Nodes) {
// add each of the connections in the new component into the listConnections set
// make sure that there are no duplicates
bool temp = false;
foreach(Node innerConnection in ListConnections) {
if(connection.Id == innerConnection.Id) {
temp = true;
}
}
if(temp == false) {
ListConnections.Add(connection);
}
// also update each of the connections so that they have a reference to the component
connection.Components.Add(newComponent);
}
// then update the connections
// connections need to be updated
}
public LightBulbViewModel(int id, DiagramViewModel parent, double left, double top, double resistance) : base(id,parent, left,top)
{
Init();
ViewModelParent = parent;
Component = new Component(new Node(), new Node(), resistance, 0);
}
public ConnectorViewModel(int id, IDiagramViewModel parent,
FullyCreatedConnectorInfo sourceConnectorInfo, FullyCreatedConnectorInfo sinkConnectorInfo, Node left, Node right) : base(id,parent)
{
Init(sourceConnectorInfo, sinkConnectorInfo);
Component = new CircuitSimulator.Component(left, right, DiagramViewModel.ZERO_RESISTANCE, 0);
}
public AmmeterViewModel(int id, DiagramViewModel parent, double left, double top) : base(id,parent, left,top)
{
Init();
ViewModelParent = parent;
Component = new Component(new Node(), new Node(), DiagramViewModel.ZERO_RESISTANCE, 0);
}
public void TestCorrectCircuirs() {
Circuit circuit1 = new Circuit();
Node con10 = new Node(); // GND
Node con11 = new Node();
Node con12 = new Node();
Node con13 = new Node();
Node con14 = new Node();
Component battery1 = new Component(con10, con11, 0, 24);
Component resistor11 = new Component(con10, con12, 2, 0);
Component resistor12 = new Component(con10, con12, 4, 0);
Component resistor13 = new Component(con11, con13, 3, 0);
Component resistor14 = new Component(con11, con14, 5, 0);
Component resistor15 = new Component(con13, con14, 1, 0);
Component resistor16 = new Component(con12, con13, 2, 0);
circuit1.AddComponent(battery1);
circuit1.AddComponent(resistor11);
circuit1.AddComponent(resistor12);
circuit1.AddComponent(resistor13);
circuit1.AddComponent(resistor14);
circuit1.AddComponent(resistor15);
circuit1.AddComponent(resistor16);
CircuitCalculator circuitCalculator1 = new CircuitCalculator();
circuitCalculator1.Calculate(circuit1);
Assert.IsTrue(Math.Abs(con10.Volts - 0) < 0.0001);
Assert.IsTrue(Math.Abs(con11.Volts - 24) < 0.0001);
Assert.IsTrue(Math.Abs(con12.Volts - 6) < 0.0001);
Assert.IsTrue(Math.Abs(con13.Volts - 15) < 0.0001);
Assert.IsTrue(Math.Abs(con14.Volts - 16.5) < 0.0001);
Assert.IsTrue(Math.Abs(battery1.Amps - 4.5) < 0.0001);
Assert.IsTrue(Math.Abs(resistor11.Amps - 3) < 0.0001);
Assert.IsTrue(Math.Abs(resistor12.Amps - 1.5) < 0.0001);
Assert.IsTrue(Math.Abs(resistor13.Amps - 3) < 0.0001);
Assert.IsTrue(Math.Abs(resistor14.Amps - 1.5) < 0.0001);
Assert.IsTrue(Math.Abs(resistor15.Amps - 1.5) < 0.0001);
Assert.IsTrue(Math.Abs(resistor16.Amps - 4.5) < 0.0001);
Circuit circuit2 = new Circuit();
Node con20 = new Node(); // GND
Node con21 = new Node();
Node con22 = new Node();
Component battery2 = new Component(con20, con21, 0, 12);
Component resistor21 = new Component(con20, con22, 2, 0);
Component resistor22 = new Component(con21, con22, 2, 0);
Component resistor23 = new Component(con21, con22, 2, 0);
circuit2.AddComponent(battery2);
circuit2.AddComponent(resistor21);
circuit2.AddComponent(resistor22);
circuit2.AddComponent(resistor23);
CircuitCalculator circuitCalculator2 = new CircuitCalculator();
circuitCalculator2.Calculate(circuit2);
Assert.IsTrue(Math.Abs(con20.Volts - 0) < 0.0001);
Assert.IsTrue(Math.Abs(con21.Volts - 12) < 0.0001);
Assert.IsTrue(Math.Abs(con22.Volts - 8) < 0.0001);
Assert.IsTrue(Math.Abs(battery2.Amps - 4) < 0.0001);
Assert.IsTrue(Math.Abs(resistor21.Amps - 4) < 0.0001);
Assert.IsTrue(Math.Abs(resistor22.Amps - 2) < 0.0001);
Assert.IsTrue(Math.Abs(resistor23.Amps - 2) < 0.0001);
}
public void DisconnectComponents(Component A, Component B)
{
}
private void ExecuteAddItemCommand(object parameter)
{
if (parameter is DesignerItemViewModelBase)
{
DesignerItemViewModelBase item = (DesignerItemViewModelBase) parameter;
Component component = null;
switch (item.TypeOfObject)
{
case 0:
// Added Ammeter
component = new Component(new Node(), new Node(), ZERO_RESISTANCE, 0);
break;
case 1:
// Added Battery
component = new Component(new Node(), new Node(), ZERO_RESISTANCE, 5);
break;
case 2:
// Added Light
component = new Component(new Node(), new Node(), 1, 0);
break;
case 3:
// Added Resistor
component = new Component(new Node(), new Node(), 1, 0);
break;
case 4:
// Added Switch
component = new Component(new Node(), new Node(), ZERO_RESISTANCE, 0);
break;
case 5:
// Added Voltmeter
component = new Component(new Node(), new Node(), INFINITE_RESISTANCE, 0);
break;
}
item.Component = component;
Circuit.AddComponent(component);
item.Parent = this;
_items.Add(item);
UpdateCircuit(false);
}
else if (parameter is ConnectorViewModel)
{
ConnectorViewModel item = (ConnectorViewModel) parameter;
Component component = null;
if (item.SinkConnectorInfo is FullyCreatedConnectorInfo)
{
// New connection
Node left = null;
Node right = null;
if (item.SinkConnectorInfo.Orientation == ConnectorOrientation.Left)
{
FullyCreatedConnectorInfo temp = (FullyCreatedConnectorInfo)item.SinkConnectorInfo;
left = temp.DataItem.Component.Nodes[0];
} else if(item.SinkConnectorInfo.Orientation == ConnectorOrientation.Right) {
FullyCreatedConnectorInfo temp = (FullyCreatedConnectorInfo) item.SinkConnectorInfo;
left = temp.DataItem.Component.Nodes[1];
}
if(item.SourceConnectorInfo.Orientation == ConnectorOrientation.Left) {
FullyCreatedConnectorInfo temp = item.SourceConnectorInfo;
right = temp.DataItem.Component.Nodes[0];
} else if(item.SourceConnectorInfo.Orientation == ConnectorOrientation.Right) {
FullyCreatedConnectorInfo temp = item.SourceConnectorInfo;
right = temp.DataItem.Component.Nodes[1];
}
component = new Component(left, right, ZERO_RESISTANCE, 0);
Circuit.AddComponent(component);
UpdateCircuit(false);
}
//item.Parent = this;
item.Component = component;
_items.Add(item);
}
else if (parameter is SelectableDesignerItemViewModelBase)
{
SelectableDesignerItemViewModelBase item = (SelectableDesignerItemViewModelBase)parameter;
//item.Parent = this;
_items.Add(item);
}
}
public BatteryViewModel(int id, DiagramViewModel parent, double left, double top, double voltage) : base(id,parent, left,top)
{
Init();
ViewModelParent = parent;
Component = new Component(new Node(), new Node(), DiagramViewModel.ZERO_RESISTANCE, voltage);
}