public void Read(CircuitDiagramDocument document, Stream stream)
{
var context = new ReaderContext();
var xml = XDocument.Load(XmlReader.Create(stream));
var root = xml.Root;
var propertiesEl = (from el in root.Elements()
where el.Name == Ns.Document + "properties"
select el).Single();
propertiesReader.ReadProperties(document, propertiesEl, context);
var definitionsEl = (from el in root.Elements()
where el.Name == Ns.Document + "definitions"
select el).Single();
definitionsReader.ReadDefinitions(document, definitionsEl, context);
var elementsEl = (from el in root.Elements()
where el.Name == Ns.Document + "elements"
select el).Single();
elementsReader.ReadElements(document, elementsEl, context);
}
public CircuitDiagramDocument ReadCircuit(Stream stream)
{
var document = new CircuitDiagramDocument();
mainDocumentReader.Read(document, stream);
return(document);
}
public CircuitDiagramDocument ReadCircuit(Stream stream)
{
var document = new CircuitDiagramDocument();
using (var package = Package.Open(stream, FileMode.Open, FileAccess.Read))
{
var mainDocumentPart = package.GetPart(new Uri(@"/circuitdiagram/Document.xml", UriKind.Relative));
using (var mainDoc = mainDocumentPart.GetStream())
mainDocumentReader.Read(document, mainDoc);
}
return(document);
}
public void ReadDefinitions(CircuitDiagramDocument document,
XElement definitions,
ReaderContext context)
{
var sources = from el in definitions.Elements()
where el.Name == Ns.Document + "src"
select el;
foreach (var source in sources)
{
ComponentTypeCollection collection = null;
var collectionAttr = source.Attribute("col");
if (collectionAttr != null)
{
Uri collectionUri;
if (Uri.TryCreate(collectionAttr.Value, UriKind.Absolute, out collectionUri))
{
collection = new ComponentTypeCollection(collectionUri);
}
else
{
context.Log(ReaderErrorCodes.UnableToParseValueAsUri, collectionAttr, collectionAttr.Value);
}
}
foreach (var componentType in source.Elements().Where(el => el.Name == Ns.Document + "add"))
{
var idAttr = componentType.Attribute("id");
if (idAttr == null)
{
context.Log(ReaderErrorCodes.MissingRequiredAttribute, componentType, "id");
continue;
}
string id = idAttr.Value;
var guid = componentType.GetGuidAttribute(Ns.DocumentComponentDescriptions + "guid", context);
var collectionItem = componentType.GetCollectionItemAttribute("item", context);
var componentName =
componentType.GetComponentNameAttribute(Ns.DocumentComponentDescriptions + "name", context);
context.RegisterComponentType(id, new ComponentType(guid,
collection,
collectionItem,
componentName,
new List <PropertyName>(),
new List <ConnectionName>(),
new List <ComponentConfiguration>()));
}
}
}
public void SetUp()
{
var resourceName = Assembly.GetExecutingAssembly().GetManifestResourceNames().First(x => x.EndsWith("Data.TestCircuit.cddx"));
using (var resourceStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(resourceName))
using (var ms = new MemoryStream())
{
resourceStream.CopyTo(ms);
ms.Seek(0, SeekOrigin.Begin);
var reader = new CircuitDiagramDocumentReader();
document = reader.ReadCircuit(ms);
}
}
public void ReadProperties(CircuitDiagramDocument document,
XElement properties,
ReaderContext context)
{
int widthValue = 0;
int heightValue = 0;
try
{
var widthEl = (from el in properties.Elements()
where el.Name == Namespaces.Document + "width"
select el).Single();
if (!int.TryParse(widthEl.Value, out widthValue))
{
context.Log(ReaderErrorCodes.UnableToParseValueAsInt, widthEl, widthEl.Value);
}
}
catch (InvalidOperationException ex) when(ex.Message.Contains("more than one"))
{
context.Log(ReaderErrorCodes.DuplicateElement, properties, "width");
}
catch (InvalidOperationException ex) when(ex.Message.Contains("no matching"))
{
context.Log(ReaderErrorCodes.MissingRequiredElement, properties, "width");
}
try
{
var heightEl = (from el in properties.Elements()
where el.Name == Namespaces.Document + "height"
select el).Single();
if (!int.TryParse(heightEl.Value, out heightValue))
{
context.Log(ReaderErrorCodes.UnableToParseValueAsInt, heightEl, heightEl.Value);
}
}
catch (InvalidOperationException ex) when(ex.Message.Contains("more than one"))
{
context.Log(ReaderErrorCodes.DuplicateElement, properties, "height");
}
catch (InvalidOperationException ex) when(ex.Message.Contains("no matching"))
{
context.Log(ReaderErrorCodes.MissingRequiredElement, properties, "height");
}
document.Size = new Size(widthValue, heightValue);
}
public void ReadDefinitions(CircuitDiagramDocument document,
XElement definitions,
ReaderContext context)
{
var sources = from el in definitions.Elements()
where el.Name == Ns.Document + "src"
select el;
foreach (var source in sources)
{
var collection = ComponentType.UnknownCollection;
var collectionAttr = source.Attribute("col");
if (collectionAttr != null)
{
if (!Uri.TryCreate(collectionAttr.Value, UriKind.Absolute, out collection))
{
context.Log(ReaderErrorCodes.UnableToParseValueAsUri, collectionAttr, collectionAttr.Value);
}
}
foreach (var componentType in source.Elements().Where(el => el.Name == Ns.Document + "add"))
{
var idAttr = componentType.Attribute("id");
if (idAttr == null)
{
context.Log(ReaderErrorCodes.MissingRequiredAttribute, componentType, "id");
continue;
}
string id = idAttr.Value;
var guid = componentType.GetGuidAttribute(Ns.DocumentComponentDescriptions + "guid", context);
var collectionItem = componentType.GetCollectionItemAttribute("item", context);
var name = componentType.GetComponentNameAttribute("name", context);
var type = collectionItem != null ? new ComponentType(collection ?? ComponentType.UnknownCollection, collectionItem) : ComponentType.Unknown(name ?? guid.ToString());
if (guid.HasValue)
{
type = new TypeDescriptionComponentType(guid ?? Guid.Empty, type);
}
context.RegisterComponentType(id, type);
}
}
}
public void ReadElements(CircuitDiagramDocument document,
XElement elements,
ReaderContext context)
{
var components = from el in elements.Elements()
where el.Name == Ns.Document + "c"
select el;
foreach (var componentElement in components)
{
var typeAttr = componentElement.Attribute("tp");
if (typeAttr == null)
{
context.Log(ReaderErrorCodes.MissingRequiredAttribute, componentElement, "tp");
continue;
}
var componentType = context.GetComponentType(ParseType(typeAttr.Value));
if (componentType == null)
{
context.Log(ReaderErrorCodes.UnknownComponentType, typeAttr, typeAttr.Value);
continue;
}
Component component;
if (componentElement.Attribute("x") != null)
{
component = new PositionalComponent(componentType, new LayoutInformation());
// Layout
ReadLayout((PositionalComponent)component, componentElement, context);
}
else
{
component = new Component(componentType);
}
// Properties
var propertiesElement = componentElement.Elements(Ns.Document + "prs").SingleOrDefault();
var properties = propertiesElement != null
? from el in propertiesElement.Elements()
where el.Name == Ns.Document + "p"
select el
: new XElement[0];
foreach (var propertyElement in properties)
{
var keyAttr = propertyElement.Attribute("k");
if (keyAttr == null)
{
context.Log(ReaderErrorCodes.MissingRequiredAttribute, propertyElement, "k");
continue;
}
var valueAttr = propertyElement.Attribute("v");
if (valueAttr == null)
{
context.Log(ReaderErrorCodes.MissingRequiredAttribute, propertyElement, "v");
continue;
}
component.Properties[keyAttr.Value] = PropertyValue.Dynamic(valueAttr.Value);
}
// Connections
var connectionsElement = componentElement.Elements(Ns.Document + "cns").SingleOrDefault();
var connections = connectionsElement != null
? from el in connectionsElement.Elements()
where el.Name == Ns.Document + "cn"
select el
: new XElement[0];
foreach (var connectionElement in connections)
{
var idAttr = connectionElement.Attribute("id");
if (idAttr == null)
{
context.Log(ReaderErrorCodes.MissingRequiredAttribute, connectionElement, "id");
continue;
}
var pointAttr = connectionElement.Attribute("pt");
if (pointAttr == null)
{
context.Log(ReaderErrorCodes.MissingRequiredAttribute, connectionElement, "pt");
continue;
}
var namedConnection =
component.Connections.FirstOrDefault(x => x.Value.Name.Value == pointAttr.Value).Value ?? new NamedConnection(pointAttr.Value, component);
context.ApplyConnection(idAttr.Value, namedConnection);
}
document.Elements.Add(component);
}
var wires = from el in elements.Elements()
where el.Name == Ns.Document + "w"
select el;
foreach (var wireElement in wires)
{
var wire = new Wire(new LayoutInformation());
ReadLayout(wire, wireElement, context);
document.Elements.Add(wire);
}
}
public void Setup()
{
reader = new DefinitionsReader();
context = new ReaderContext();
document = new CircuitDiagramDocument();
}
public void Setup()
{
reader = new PropertiesReader();
context = new ReaderContext();
document = new CircuitDiagramDocument();
}
