private void EditElement()
{
TextLabel selectedTextLabel = FindTextLabel(mouseLocation);
if (selectedTextLabel != null)
{
EditText textForm = new EditText(selectedTextLabel);
textForm.SetLocation(ctlPicBox.PointToScreen(selectedTextLabel.Location));
textForm.ShowDialog();
return;
}
Router selectedRouter = FindRouter(mouseLocation);
if (selectedRouter != null)
{
SelectedElements.Clear();
SelectedElements.Add(selectedRouter);
UpdateField();
RouterForm properties = new RouterForm(selectedRouter, Network);
if (properties.ShowDialog(this) == DialogResult.OK)
{
mainForm.AreasRefresh(this.Network.Areas.Count - 1);
Network.RoutersRecolor();
UpdateField();
}
return;
}
if (SelectedChannel != null)
{
ChannelForm properties = new ChannelForm(SelectedChannel);
if (properties.ShowDialog(this) == DialogResult.OK)
{
SelectedChannel.ChangeCriterion(mainForm.Criterion);
ctlPicBox.Invalidate();
}
SelectedChannel = null;
}
}
// событие: клавиша мыши нажата
private void ctlPicBox_MouseDown(object sender, MouseEventArgs e)
{
// обработка события
if (e.Button == MouseButtons.Left)
{
switch (mainForm.Instrument)
{
case Instruments.Edit:
IDrag selectedElement = null;
if ((selectedElement = FindElement(e.Location)) == null)
{
if ((SelectedChannel = FindChannel(e.Location)) == null)
multiSelect = true;
SelectedElements.Clear();
}
else
{
if (SelectedElements.Count == 0)
SelectedElements.Add(selectedElement);
else if (SelectedElements.Count == 1)
{
if (CtrlIsCliced == true)
{
if (selectedElement != SelectedElements[0])
SelectedElements.Add(selectedElement);
else
SelectedElements.Clear();
}
else
SelectedElements[0] = selectedElement;
}
else
{
if (CtrlIsCliced == true)
{
if (SelectedElements.Contains(selectedElement) == false)
SelectedElements.Add(selectedElement);
else
SelectedElements.Remove(selectedElement);
}
else
{
if (SelectedElements.Contains(selectedElement) == false)
{
SelectedElements.Clear();
SelectedElements.Add(selectedElement);
}
}
}
foreach (IDrag element in SelectedElements)
{
element.XOffset = e.X - element.Location.X;
element.YOffset = e.Y - element.Location.Y;
}
SelectedChannel = null;
}
rectPoint = e.Location;
mouseIsCliced = true;
break;
case Instruments.Insert_Router:
Router router = new Router(e.Location, Network.RouterMaxNumber + 1);
Network.MainArea.AddRouter(router);
Network.Routers.Add(router);
drawingRouters.Add(router);
if (mainForm.FullMesh == true)
{
Random random = new Random();
foreach (Router r in Network.Routers)
{
if (router != r)
{
Channel channel = new Channel(router, r);
Network.Channels.Add(channel);
drawingChannels.Add(channel);
channel.Delay = 1 + random.Next(15);
channel.Cost = 1 + random.Next(15);
channel.Metric = 1 + random.Next(15);
channel.ChangeCriterion(mainForm.Criterion);
mainForm.ChannelsRefresh(Network.Channels.Count);
}
}
}
mainForm.RoutersRefresh(Network.Routers.Count);
break;
case Instruments.Insert_Channel:
if (mouseIsCliced == true && tmpRouter1 != null)
{
if ((tmpRouter2 = FindRouter(e.Location)) != null)
{
ctlPicBoxContextMenu.Show(ctlPicBox.PointToScreen(e.Location));
}
else
{
mouseIsCliced = false;
tmpPort1 = tmpPort2 = null;
tmpRouter1 = tmpRouter2 = null;
}
}
else
{
if ((tmpRouter1 = FindRouter(e.Location)) != null)
ctlPicBoxContextMenu.Show(ctlPicBox.PointToScreen(e.Location));
}
break;
case Instruments.Create_Text:
TextLabel textLabel = CreateTextLabel(null, e.Location);
EditText editTextForm = new EditText(textLabel);
editTextForm.SetLocation(ctlPicBox.PointToScreen(textLabel.Location));
editTextForm.ShowDialog();
break;
}
UpdateField();
}
}