public Controller(Model model, View view)
{
/* initialize class fields */
this.model = model;
this.view = view;
this.workers = new List<BackgroundWorker>();
this.cancelled = false;
this.running = 0;
this.mapType = Map.MapType.Empty;
this.nodeEditBackColor = Color.White;
this.nodeEditForeColor = Color.White;
this.nodeEditBackColor = Color.White;
this.nodeEditState = NodeEditState.DISABLED;
this.nodeEditFinishAgentId = Agent.AgentID.Agent_0;
this.nodeEditStartAgentId = Agent.AgentID.Agent_0;
/* initialize the volatile variables */
tempMapSize = model.getSimulation().get(View.ViewNumericUpDown.MapSize);
tempPercentWalkable = model.getSimulation().get(View.ViewNumericUpDown.PercentWalkable);
tempNumberofAgents = model.getSimulation().get(View.ViewNumericUpDown.NumberOfAgents);
/* generate an empty map without agents */
generateMapCommon(null, false);
model.getSimulation().setMapID(0);
/* mouse event handlers */
view.getPanelMap().MouseDown += new MouseEventHandler(Controller_MouseDown);
view.getPanelMap().MouseUp += new MouseEventHandler(Controller_MouseUp);
view.getPanelMap().MouseClick += new MouseEventHandler(Controller_MouseClick);
this.mouseDownNodes = new List<Node>();
mouseDownRunning = false;
mouseDownBackgroundWorker = new BackgroundWorker();
mouseDownBackgroundWorker.DoWork += new DoWorkEventHandler(collectNodes_DoWork);
}
public void RadioButton_Click(object sender, View.ViewRadioButton eventHandler)
{
Debug.WriteLine(eventHandler.ToString() + " Clicked");
DrawingControl.SuspendDrawing(view.getPanelMap());
model.getMap().setNodes(Node.Flag.IsVisible, true);
model.getMap().repaint();
model.paintAgents();
DrawingControl.ResumeDrawing(view.getPanelMap());
switch (eventHandler)
{
case View.ViewRadioButton.EditStart:
nodeEditStartAgentId = incNodeEditAgentId(model, nodeEditStartAgentId);
view.buttonEditStartUpdate(nodeEditBackColor, nodeEditForeColor, "S", true);
this.nodeEditState = NodeEditState.START;
view.setStatusText("Click Map to Change Agent " + (int)nodeEditStartAgentId + " Start Node");
break;
case View.ViewRadioButton.EditFinish:
this.nodeEditState = NodeEditState.FINISH;
nodeEditFinishAgentId = incNodeEditAgentId(model, nodeEditFinishAgentId);
view.buttonEditFinishUpdate(nodeEditBackColor, nodeEditForeColor, "F", true);
view.setStatusText("Click Map to Change Agent " + (int)nodeEditFinishAgentId + " Finish Node");
break;
case View.ViewRadioButton.EditWalkable:
this.nodeEditState = NodeEditState.WALKABLE;
this.nodeEditBackColor = Color.White;
this.nodeEditForeColor = Color.White;
view.setStatusText("Click Map to Change Selected Node to Walkable");
break;
case View.ViewRadioButton.EditNonWalkable:
this.nodeEditState = NodeEditState.NON_WALKABLE;
this.nodeEditBackColor = Color.Gray;
this.nodeEditForeColor = Color.Gray;
view.setStatusText("Click Map to Change Selected Node to Non-Walkable");
break;
}
}
public void Button_Click(object sender, View.ViewButton eventHandler)
{
Debug.WriteLine(eventHandler.ToString() + " Clicked");
switch (eventHandler)
{
case View.ViewButton.RandomMap:
mapType = Map.MapType.Random;
break;
case View.ViewButton.EmptyMap:
mapType = Map.MapType.Empty;
break;
case View.ViewButton.ResetMap:
DrawingControl.SuspendDrawing(view.getPanelMap());
model.Reset(true);
DrawingControl.ResumeDrawing(view.getPanelMap());
break;
}
switch (eventHandler)
{
case View.ViewButton.RandomMap:
case View.ViewButton.EmptyMap:
/* save the temp variables */
model.getSimulation().set(View.ViewNumericUpDown.MapSize, tempMapSize);
model.getSimulation().setCellSize(view.PANEL_SIZE / tempMapSize);
model.getSimulation().set(View.ViewNumericUpDown.PercentWalkable, tempPercentWalkable);
model.getSimulation().set(View.ViewNumericUpDown.NumberOfAgents, tempNumberofAgents);
/* generate map */
generateMapCommon(null, true);
/* initialize the node edit variables */
nodeEditStartAgentId = Agent.AgentID.Agent_0;
nodeEditFinishAgentId = Agent.AgentID.Agent_0;
nodeEditBackColor = model.getAgent(Agent.AgentID.Agent_0).getColor(Agent.ColorType.BackColor);
nodeEditForeColor = model.getAgent(Agent.AgentID.Agent_0).getColor(Agent.ColorType.ForeColor);
/* update view */
view.updateAgentItems();
view.getButton(View.ViewButton.Start).Enabled = true;
view.getRadioButton(View.ViewRadioButton.EditWalkable).Enabled = true;
view.getRadioButton(View.ViewRadioButton.EditNonWalkable).Enabled = true;
view.setStatusText("Change Parameters, Edit Map, or Click Start");
view.buttonEditStartUpdate(nodeEditBackColor, nodeEditForeColor, "S", true);
view.buttonEditFinishUpdate(nodeEditBackColor, nodeEditForeColor, "F", true);
break;
case View.ViewButton.Start:
cancelled = false;
nodeEditState = NodeEditState.DISABLED;
model.getMap().setNodes(Node.Cost.Movement, 0.0);
model.getMap().setNodes(Node.Cost.Heuristic, 0.0);
model.getMap().setNodes(Node.Cost.Total, 0.0);
foreach (Agent agent in model.getAgents())
{
agent.getMap().setNodes(Node.Cost.Movement, 0.0);
agent.getMap().setNodes(Node.Cost.Heuristic, 0.0);
agent.getMap().setNodes(Node.Cost.Total, 0.0);
agent.getMap().setNodes(Node.Flag.IsWalkable, true);
agent.getMap().setNodes(Node.Flag.IsVisible, false);
agent.getMap().setNodes(Node.Flag.IsShared, false);
}
/* update the view */
view.setStatusText("");
view.getButton(View.ViewButton.Cancel).Enabled = true;
view.getButton(View.ViewButton.Start).Enabled = false;
view.getButton(View.ViewButton.RandomMap).Enabled = false;
view.getButton(View.ViewButton.EmptyMap).Enabled = false;
view.controlEnable(false);
view.getComboBox(View.ViewComboBox.Visualizations).Enabled = false;
DrawingControl.SuspendDrawing(view.getPanelMap());
model.Reset(false);
DrawingControl.ResumeDrawing(view.getPanelMap());
synchronization = new Synchronization(model.getSimulation().get(View.ViewNumericUpDown.NumberOfAgents));
/* start the agent background threads */
foreach (Agent agent in model.getAgents())
{
running++;
agent.setNode(Agent.NodeType.Current, agent.getNode(Agent.NodeType.Start));
agent.setNode(Agent.NodeType.Target, agent.getNode(Agent.NodeType.Finish));
agent.getMap().setNodes(Node.Flag.IsPath, false);
agent.getNode(Agent.NodeType.Start).setFlag(Node.Flag.IsWalkable, true);
agent.getNode(Agent.NodeType.Finish).setFlag(Node.Flag.IsWalkable, true);
BackgroundWorker bgw = new BackgroundWorker();
bgw.WorkerSupportsCancellation = true;
bgw.DoWork += new DoWorkEventHandler(Start_DoWork);
bgw.RunWorkerCompleted += new RunWorkerCompletedEventHandler(Start_RunWorkerCompleted);
bgw.RunWorkerAsync(agent);
workers.Add(bgw);
}
/* init the parameters for un-applied map changes */
view.getNumericUpDown(View.ViewNumericUpDown.MapSize).Value = model.getSimulation().get(View.ViewNumericUpDown.MapSize);
view.getNumericUpDown(View.ViewNumericUpDown.PercentWalkable).Value = model.getSimulation().get(View.ViewNumericUpDown.PercentWalkable);
view.getNumericUpDown(View.ViewNumericUpDown.NumberOfAgents).Value = model.getSimulation().get(View.ViewNumericUpDown.NumberOfAgents);
break;
case View.ViewButton.Cancel:
cancelled = true;
view.getButton(View.ViewButton.Cancel).Enabled = false;
view.getButton(View.ViewButton.Start).Enabled = true;
view.getButton(View.ViewButton.RandomMap).Enabled = true;
view.getButton(View.ViewButton.EmptyMap).Enabled = true;
view.controlEnable(true);
foreach (BackgroundWorker bgw in workers) { bgw.CancelAsync(); }
break;
case View.ViewButton.ExportCsv:
StringBuilder result = new StringBuilder();
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.Filter = "*.csv|";
saveFileDialog.OverwritePrompt = true;
if (saveFileDialog.ShowDialog() == DialogResult.OK && saveFileDialog.FileName != null)
{
ListView listView = view.getSimulationListView();
/* export the column headers */
foreach (ColumnHeader ch in listView.Columns)
result.Append(ch.Text + ",");
result.AppendLine();
/* export the data rows */
foreach (ListViewItem listItem in listView.Items)
{
foreach (ListViewItem.ListViewSubItem lvs in listItem.SubItems)
result.Append(lvs.Text + ",");
result.AppendLine();
}
try
{
File.WriteAllText(saveFileDialog.FileName + ".csv", result.ToString());
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "CSV Export Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
break;
case View.ViewButton.ClearResults:
model.getResults().clear();
break;
}
}
