public override Line CreateLine(PointF start, PointF end) {
Link link = new Link(start, end);
link.BorderColor = ModelSettings.Default.EnabledLines;
link.BorderStyle = DashStyle.Solid;
link.BorderWidth = 1f;
link.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
base.OnCreateElement(link);
return link;
}
//
// PUBLIC METHODS
//
public override void OpenModel(string filename) {
// Exit if FileName is invalid
if (string.IsNullOrEmpty(filename)) { return; }
// Exit if File does not exist
if (!File.Exists(filename)) { return; }
// Open XML Workspace
XPathDocument document = null;
try {
document = new XPathDocument(filename, XmlSpace.None);
}
catch (XmlException ex) {
MessageBox.Show(
"The XML file failed to load. Please select 'View > Exceptions' to view a detailed explanation.",
Resources.TEXT_APPLICATION,
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1,
MessageBoxOptions.DefaultDesktopOnly);
// Add Exception
ExceptionDialog.HandleException(ex);
}
if (document == null) { return; }
// Get XPathNavigator (IXPathNavigable::CreateNavigator)
XPathNavigator navigator = document.CreateNavigator();
// Get <esri:Workspace>
if (!navigator.MoveToFirstChild()) {
MessageBox.Show(
"This file is not a valid ESRI xml workspace document",
Resources.TEXT_APPLICATION,
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1,
MessageBoxOptions.DefaultDesktopOnly);
return;
}
// Check Node Name
if (navigator.Name != "esri:Workspace") {
MessageBox.Show(
"This file is not a valid ESRI xml workspace document",
Resources.TEXT_APPLICATION,
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1,
MessageBoxOptions.DefaultDesktopOnly);
return;
}
// Create Xml Namespace Manager
XmlNamespaceManager namespaceManager = new XmlNamespaceManager(navigator.NameTable);
namespaceManager.AddNamespace(Xml._XSI, Xml.XMLSCHEMAINSTANCE);
// Suspend Model
this.Suspend();
this.SuspendEvents = true;
if (ModelSettings.Default.EnableUndoRedo) {
this.UndoList.Suspend();
}
// Select Domains
XPathNodeIterator iteratorDomain = navigator.Select("WorkspaceDefinition/Domains/Domain");
// Add Domains
while (iteratorDomain.MoveNext()) {
XPathNavigator domain = iteratorDomain.Current;
XPathNavigator type = domain.SelectSingleNode(Xml._XSITYPE, namespaceManager);
switch (type.Value) {
case Xml._RANGEDOMAIN:
DomainRange domainRange = new DomainRange(domain);
this.Shapes.Add(this.Shapes.CreateKey(), domainRange);
break;
case Xml._CODEDVALUEDOMAIN:
DomainCodedValue domainCodedValue = new DomainCodedValue(domain);
this.Shapes.Add(this.Shapes.CreateKey(), domainCodedValue);
break;
}
}
// Select Root DataElements
XPathNodeIterator iteratorDataElement = navigator.Select("WorkspaceDefinition/DatasetDefinitions/DataElement");
while (iteratorDataElement.MoveNext()) {
XPathNavigator dataElement = iteratorDataElement.Current;
XPathNavigator type = dataElement.SelectSingleNode(Xml._XSITYPE, namespaceManager);
switch (type.Value) {
case Xml._DEFEATUREDATASET:
// Create FeatureDataset
FeatureDataset featureDataset = new FeatureDataset(dataElement);
this.Shapes.Add(this.Shapes.CreateKey(), featureDataset);
// Loop for Child DataElements
XPathNodeIterator iteratorDataElement2 = dataElement.Select("Children/DataElement");
while (iteratorDataElement2.MoveNext()) {
XPathNavigator dataElement2 = iteratorDataElement2.Current;
XPathNavigator type2 = dataElement2.SelectSingleNode(Xml._XSITYPE, namespaceManager);
switch (type2.Value) {
case Xml._DEFEATURECLASS:
// Create FeatureClass
FeatureClass featureClass2 = new FeatureClass(dataElement2);
this.Shapes.Add(this.Shapes.CreateKey(), featureClass2);
// Create Link to FeatureDataset
Link link1 = new Link(featureDataset, featureClass2);
link1.BorderColor = ModelSettings.Default.EnabledLines;
link1.BorderStyle = DashStyle.Solid;
link1.BorderWidth = 1f;
link1.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link1);
// Add Subtypes
this.AddSubtypes(featureClass2, dataElement2);
break;
case Xml._DEGEOMETRICNETWORK:
// Create GeometricNetwork
GeometricNetwork geometricNetwork = new GeometricNetwork(dataElement2);
this.Shapes.Add(this.Shapes.CreateKey(), geometricNetwork);
// Create Link to FeatureDataset
Link link2 = new Link(featureDataset, geometricNetwork);
link2.BorderColor = ModelSettings.Default.EnabledLines;
link2.BorderStyle = DashStyle.Solid;
link2.BorderWidth = 1f;
link2.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link2);
break;
case Xml._DERELATIONSHIPCLASS:
// Create Relationship
RelationshipClass relationshipClass = new RelationshipClass(dataElement2);
this.Shapes.Add(this.Shapes.CreateKey(), relationshipClass);
// Create Link to FeatureDataset
Link link3 = new Link(featureDataset, relationshipClass);
link3.BorderColor = ModelSettings.Default.EnabledLines;
link3.BorderStyle = DashStyle.Solid;
link3.BorderWidth = 1f;
link3.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link3);
break;
case Xml._DETOPOLOGY:
// Create Topology
Topology topology = new Topology(dataElement2);
this.Shapes.Add(this.Shapes.CreateKey(), topology);
// Create Link to FeatureDataset
Link link4 = new Link(featureDataset, topology);
link4.BorderColor = ModelSettings.Default.EnabledLines;
link4.BorderStyle = DashStyle.Solid;
link4.BorderWidth = 1f;
link4.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link4);
break;
case Xml._DENETWORKDATASET:
// Create Network Dataset
Network network = new Network(dataElement2);
this.Shapes.Add(this.Shapes.CreateKey(), network);
// Create Link to FeatureDataset
Link link5 = new Link(featureDataset, network);
link5.BorderColor = ModelSettings.Default.EnabledLines;
link5.BorderStyle = DashStyle.Solid;
link5.BorderWidth = 1f;
link5.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link5);
break;
case Xml._DETERRAIN:
// Create Network Dataset
Terrain terrain = new Terrain(dataElement2);
this.Shapes.Add(this.Shapes.CreateKey(), terrain);
// Create Link to FeatureDataset
Link link6 = new Link(featureDataset, terrain);
link6.BorderColor = ModelSettings.Default.EnabledLines;
link6.BorderStyle = DashStyle.Solid;
link6.BorderWidth = 1f;
link6.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link6);
break;
}
}
break;
case Xml._DEFEATURECLASS:
// Create FeatureClass
FeatureClass featureClass = new FeatureClass(dataElement);
this.Shapes.Add(this.Shapes.CreateKey(), featureClass);
// Add Subtypes
this.AddSubtypes(featureClass, dataElement);
break;
case Xml._DETABLE:
// Create Table
ObjectClass objectClass = new ObjectClass(dataElement);
this.Shapes.Add(this.Shapes.CreateKey(), objectClass);
// Add Subtypes
this.AddSubtypes(objectClass, dataElement);
break;
case Xml._DERASTERCATALOG:
// Create Table
RasterCatalog rasterCatalog = new RasterCatalog(dataElement);
this.Shapes.Add(this.Shapes.CreateKey(), rasterCatalog);
break;
case Xml._DERELATIONSHIPCLASS:
// Create Relationship
RelationshipClass relationshipClass2 = new RelationshipClass(dataElement);
this.Shapes.Add(this.Shapes.CreateKey(), relationshipClass2);
break;
case Xml._DERASTERDATASET:
// Create RasterDataset
RasterDataset rasterDataset = new RasterDataset(dataElement);
this.Shapes.Add(this.Shapes.CreateKey(), rasterDataset);
// Loop for Child DataElements
XPathNodeIterator iteratorDataElement3 = dataElement.Select("Children/DataElement");
while (iteratorDataElement3.MoveNext()) {
XPathNavigator dataElement2 = iteratorDataElement3.Current;
XPathNavigator type2 = dataElement2.SelectSingleNode(Xml._XSITYPE, namespaceManager);
switch (type2.Value) {
case Xml._DERASTERBAND:
// Create FeatureClass
RasterBand rasterBand = new RasterBand(dataElement2);
this.Shapes.Add(this.Shapes.CreateKey(), rasterBand);
// Create Link to FeatureDataset
Link link = new Link(rasterDataset, rasterBand);
link.BorderColor = ModelSettings.Default.EnabledLines;
link.BorderStyle = DashStyle.Solid;
link.BorderWidth = 1f;
link.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link);
break;
}
}
break;
}
}
// <esri:Workspace><WorkspaceDefinition><Metadata><XmlDoc>
XPathNavigator navigatorMetadata = navigator.SelectSingleNode("WorkspaceDefinition/Metadata/XmlDoc");
if (navigatorMetadata != null) {
this._metadata = navigatorMetadata.Value;
}
// <WorkspaceType>
XPathNavigator navigatorWorkspaceType = navigator.SelectSingleNode("WorkspaceDefinition/WorkspaceType");
if (navigatorWorkspaceType != null) {
this._workspaceType = (esriWorkspaceType)Enum.Parse(typeof(esriWorkspaceType), navigatorWorkspaceType.Value, true);
}
// <Version>
XPathNavigator navigatorVersion = navigator.SelectSingleNode("WorkspaceDefinition/Version");
if (navigatorVersion != null) {
this._version = navigatorVersion.Value;
}
// Close XML Document
document = null;
// Perform Layout
this.ExecuteLayout(typeof(HierarchicalLayout), true);
// Resume and Refresh Model
if (ModelSettings.Default.EnableUndoRedo) {
this.UndoList.Resume();
}
this.SuspendEvents = false;
this.Resume();
this.Refresh();
// Make Dirty
this._dirty = true;
}
private void AddSubtypes(ObjectClass objectClass, IXPathNavigable path) {
// Get Navigator
XPathNavigator navigator = path.CreateNavigator();
// Check if Subtypes Exist
XPathNavigator navigatorSubtypeField = navigator.SelectSingleNode("SubtypeFieldName");
if (navigatorSubtypeField != null) {
// Get Default Subtype
XPathNavigator navigatorDefaultSubtypeCode = navigator.SelectSingleNode("DefaultSubtypeCode");
// Get Subtypes
XPathNodeIterator iteratorSubtype = navigator.Select("Subtypes/Subtype");
// Loop for each Subtype
while (iteratorSubtype.MoveNext()) {
// Create Subtype
XPathNavigator navigatorSubtype = iteratorSubtype.Current;
Subtype subtype = new Subtype(navigatorSubtype);
// Update Default Subtype Property
subtype.Default = (subtype.SubtypeCode == navigatorDefaultSubtypeCode.ValueAsInt);
// Add Subtype to Model
this.Shapes.Add(this.Shapes.CreateKey(), subtype);
// Add Link From ObjectClass to Subtype
Link link = new Link(objectClass, subtype);
link.BorderColor = ModelSettings.Default.EnabledLines;
link.BorderStyle = DashStyle.Solid;
link.BorderWidth = 1f;
link.End.Marker.BorderColor = ModelSettings.Default.EnabledLines;
this.Lines.Add(this.Lines.CreateKey(), link);
}
}
}
public Link(Link prototype): base(prototype)
{
if (prototype.Label != null) Label = (Label) prototype.Label.Clone();
if (prototype.Image != null) Image = (Image) prototype.Image.Clone();
}