public ElementViewModel(Element model)
{
Model = model;
InitialElementViewModel = new InitialElementViewModel(model.InitialElement);
ElementPropertiesViewModel = new ElementPropertiesViewModel(model.ElementProperties);
Connectors = new ObservableCollection<ConnectorViewModel>();
}
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
var dragObject = e.Data.GetData(typeof (DragObject)) as DragObject;
if (dragObject != null) // && !String.IsNullOrEmpty(dragObject.Xaml))
{
DesignerItem newItem = null;
//Object content = XamlReader.Load(XmlReader.Create(new StringReader(dragObject.Xaml)));
var content = "";
if (content != null)
{
var vm = DataContext as EditorWindowViewModel;
if (vm == null)
{
throw new ArgumentException("DataContext as ConstructorViewModel");
return;
}
var visualProperties = new VisualProperties();
//visualProperties.Size =
var elementProperties = new ElementProperties(visualProperties, new DomainProperties());
var initialElement = dragObject.InitialElementViewModel.InitialElement;
var model = new Element(initialElement, elementProperties);
var elementViewModel = new ElementViewModel(model);
elementViewModel.ElementPropertiesViewModel.Name = string.Format("{0} {1}", initialElement.Name, count++);
newItem = new DesignerItem(elementViewModel);
newItem.SizeChanged += (sender, args) =>
{
var newSize = args.NewSize;
elementViewModel.ElementPropertiesViewModel.ElementVisualPropertiesViewModel.Size = new ElementSize(newSize.Height, newSize.Width);
};
var button = new Ellipse
{
//Width = 100,
//Height = 100,
Fill = Brushes.Aqua
};
newItem.Content = ResourceUtil.GetResourceByName(dragObject.InitialElementViewModel.StyleName) ?? button;
var position = e.GetPosition(this);
if (dragObject.DesiredSize.HasValue)
{
var desiredSize = dragObject.DesiredSize.Value;
newItem.Width = desiredSize.Width;
newItem.Height = desiredSize.Height;
SetLeft(newItem, Math.Max(0, position.X - newItem.Width/2));
SetTop(newItem, Math.Max(0, position.Y - newItem.Height/2));
}
else
{
SetLeft(newItem, Math.Max(0, position.X));
SetTop(newItem, Math.Max(0, position.Y));
}
newItem.SetCoords();
SetZIndex(newItem, Children.Count);
Children.Add(newItem);
SetConnectorDecoratorTemplate(newItem);
//update selection
SelectionService.SelectItem(newItem);
newItem.Focus();
vm.Add(newItem.ElementViewModel);
}
e.Handled = true;
}
}
private static bool TryCalculatTee12Element(
Element element,
HashSet<ConnectorModel> calculatedConnectors,
HashSet<ConnectorModel> remainedConnectors,
bool forceElementInnerModel)
{
if (element.Connectors.Count != 3)
return false;
var socket = element.Connectors.FirstOrDefault(x => x.ConnectorType == ConnectorElementType.PipeInput);
var jacks = element.Connectors.Where(x => x.ConnectorType == ConnectorElementType.PipeOutput).ToList();
if ((socket == null) || (jacks.Count != 2))
{
return false;
}
var jack1 = jacks[0];
var jack2 = jacks[1];
var socketIsAccepted = socket.ConnectorProperties.IsSet || calculatedConnectors.Contains(socket);
var jack1IsAccepted = jack1.ConnectorProperties.IsSet || calculatedConnectors.Contains(jack1);
var jack2IsAccepted = jack2.ConnectorProperties.IsSet || calculatedConnectors.Contains(jack2);
var socketProperties = socket.ConnectorProperties.DomainProperties as PipeConnectorDomainProperties;
var jack1Properties = jack1.ConnectorProperties.DomainProperties as PipeConnectorDomainProperties;
var jack2Properties = jack2.ConnectorProperties.DomainProperties as PipeConnectorDomainProperties;
if (socketIsAccepted && jack1IsAccepted && jack2IsAccepted)
{
return (jack1Properties.Pressure + jack2Properties.Pressure == socketProperties.Pressure) &&
(jack1Properties.Temperature + jack2Properties.Pressure == socketProperties.Temperature);
}
else
{
if (!forceElementInnerModel)
{
if (socketIsAccepted && jack1IsAccepted && !jack2IsAccepted)
{
var pressure = socketProperties.Pressure - jack1Properties.Pressure;
var temperature = socketProperties.Temperature - jack1Properties.Temperature;
if (pressure < 0)
{
return false;
}
jack2Properties.Pressure = pressure;
jack2Properties.Temperature = temperature;
calculatedConnectors.Add(jack2);
remainedConnectors.Remove(jack2);
return true;
}
else if(socketIsAccepted && !jack1IsAccepted && jack2IsAccepted)
{
var pressure = socketProperties.Pressure - jack2Properties.Pressure;
var temperature = socketProperties.Temperature - jack2Properties.Temperature;
if (pressure < 0)
{
return false;
}
jack1Properties.Pressure = pressure;
jack1Properties.Temperature = temperature;
calculatedConnectors.Add(jack1);
remainedConnectors.Remove(jack1);
return true;
}
else if(!socketIsAccepted && jack1IsAccepted && jack2IsAccepted)
{
var pressure = jack1Properties.Pressure + jack2Properties.Pressure;
var temperature = jack1Properties.Temperature + jack2Properties.Temperature;
socketProperties.Pressure = pressure;
socketProperties.Temperature = temperature;
calculatedConnectors.Add(socket);
remainedConnectors.Remove(socket);
return true;
}
}
else
{
if(socketIsAccepted && !jack1IsAccepted && !jack2IsAccepted)
{
var pressure = socketProperties.Pressure/2;
var temperature = socketProperties.Temperature/2;
jack1Properties.Pressure = pressure;
jack1Properties.Temperature = temperature;
jack2Properties.Pressure = pressure;
jack2Properties.Temperature = temperature;
calculatedConnectors.Add(jack1);
calculatedConnectors.Add(jack2);
remainedConnectors.Remove(jack1);
remainedConnectors.Remove(jack2);
return true;
}
}
}
return false;
}
private static bool TryCalculateBiConnectorElement(Element element, HashSet<ConnectorModel> calculatedConnectors, HashSet<ConnectorModel> remainedConnectors)
{
if (element.Connectors.Count != 2)
return false;
var socket = element.Connectors.FirstOrDefault(x => x.ConnectorType == ConnectorElementType.PipeInput);
var jack = element.Connectors.FirstOrDefault(x => x.ConnectorType == ConnectorElementType.PipeOutput);
if ((socket == null) || (jack == null))
{
return false;
}
var socketIsAccepted = socket.ConnectorProperties.IsSet || calculatedConnectors.Contains(socket);
var jackIsAccepted = jack.ConnectorProperties.IsSet || calculatedConnectors.Contains(jack);
var jackProperties = jack.ConnectorProperties.DomainProperties as PipeConnectorDomainProperties;
var socketProperties = socket.ConnectorProperties.DomainProperties as PipeConnectorDomainProperties;
var coef = 0.9;
if (socketIsAccepted && jackIsAccepted)
{
return (jackProperties.Pressure == socketProperties.Pressure * coef) &&
(jackProperties.Temperature == socketProperties.Temperature * coef);
}
else if (socketIsAccepted && !jackIsAccepted)
{
jackProperties.Pressure = socketProperties.Pressure * coef;
jackProperties.Temperature = socketProperties.Temperature * coef;
calculatedConnectors.Add(jack);
remainedConnectors.Remove(jack);
return true;
}
else if (!socketIsAccepted && jackIsAccepted)
{
socketProperties.Pressure = jackProperties.Pressure / coef;
socketProperties.Temperature = jackProperties.Temperature / coef;
calculatedConnectors.Add(socket);
remainedConnectors.Remove(socket);
return true;
}
return false;
}
private static bool TryCalculate(Element element, HashSet<ConnectorModel> calculatedConnectors, HashSet<ConnectorModel> remainedConnectors, bool forceElementInnerModel)
{
var input = element.InitialElement as Input;
if (input != null)
{
return true;
}
var output = element.InitialElement as Output;
if (output != null)
{
return true;
}
var pipe = element.InitialElement as Pipe;
if (pipe != null)
{
return TryCalculateBiConnectorElement(element, calculatedConnectors, remainedConnectors);
}
var tap = element.InitialElement as Tap;
if (tap != null)
{
return TryCalculateBiConnectorElement(element, calculatedConnectors, remainedConnectors);
}
var tee12 = element.InitialElement as Tee12;
if (tee12 != null)
{
return TryCalculatTee12Element(element, calculatedConnectors, remainedConnectors, forceElementInnerModel);
}
var flange = element.InitialElement as Flange;
if (flange != null)
{
return TryCalculateBiConnectorElement(element, calculatedConnectors, remainedConnectors);
}
var fittings = element.InitialElement as Fittings;
if (fittings != null)
{
return TryCalculateBiConnectorElement(element, calculatedConnectors, remainedConnectors);
}
return false;
}