private void ProcessNode(Class targetClass, Variable parent, string targetList, XmlNode xmlNode)
{
if (xmlNode == null) return;
if (standalone == false) // generate GUID for each xmlnode
if (nodeMap.ContainsKey(xmlNode) == false) nodeMap[xmlNode] = Guid.NewGuid().ToString();
//Console.WriteLine("Processing: {0}", xmlNode.Name);
Variable obj = parent;
string list = null;
if (xmlNode.Name == "ZApplication")
{
if (fullBuild) ParseAttributes(ns.mainClass, parent, xmlNode);
}
else
{
// Check if this node is a List property of the parent
//FieldInfo fi = parent.type.GetField(xmlNode.Name, BindingFlags.FlattenHierarchy | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
FieldInfo fi = CodeGenerator.GetField(parent.type, xmlNode.Name);
//if (pi != null) Console.WriteLine(" Parent property found: {0}", pi.PropertyType.Name);
if (fi != null && typeof(IList).IsAssignableFrom(fi.FieldType))
{
//Console.WriteLine("List found: {0}", xmlNode.Name);
list = fi.Name;
}
// Check if this node is an event of the parent
else if (fi != null && typeof(Delegate).IsAssignableFrom(fi.FieldType))
{
Type type = fi.FieldType;
string currentGuid = "";
if (standalone == false) nodeMap.TryGetValue(xmlNode, out currentGuid);
string methodName = targetClass.GetNextMethodName();
//bool isStatic = targetClass.baseClass.StartsWith("Prototype");
string header = GetMethodHeader(methodName, type, false);
Method met = new Method(header);
targetClass.methods.Add(met);
//if (isStatic)
//{
//Automatically cast the caller to the type of the Model class
//met.AddLine(String.Format("{0} model = caller as {0};", targetClass.name));
//}
met.AddLine(xmlNode.InnerText);
// BIND THE CALLBACK
if (targetClass.type == typeof(Model))
targetClass.init.AddLine(String.Format("{0} += {1};", fi.Name, methodName)); // init method points to BindCallbacks()
if (fullBuild)
{
// Add the generated method as an event handler
if (targetClass.type == typeof(ZApplication))
ns.mainClass.init.AddLine(String.Format("{0}.{1} += {2};", parent.name, fi.Name, methodName));
if (standalone == false) // Create a ZEvent (always in CustomGame)
{
string varName = ns.mainClass.GetNextObjectName();
ns.mainClass.init.AddLine("");
ns.mainClass.init.AddLine(String.Format("var {0} = new ZEvent({1}, \"{2}\");", varName, parent.name, fi.Name));
// assign a GUID to the ZEvent
ns.mainClass.init.AddLine(String.Format("{0}.GUID = \"{1}\";", varName, currentGuid));
// store the text of the method (for editing purposes)
string escaped = xmlNode.InnerText.Replace("\"", "\"\""); // escape inner strings " -> ""
ns.mainClass.init.AddLine(String.Format("{0}.Text = @\"{1}\";", varName, escaped));
}
}
else
{
if (targetClass.type != typeof(Model))
{
string exprName = ns.mainClass.GetNextObjectName();
ns.mainClass.restore.AddLine("");
ns.mainClass.restore.AddLine(String.Format("ZEvent {0} = oldApp.FindEvent(\"{1}\");", exprName, currentGuid));
ns.mainClass.restore.AddLine(String.Format("CodeGenerator.RestoreEvent({0}, {1}, \"{2}\");", exprName, targetClass.variable, methodName));
}
}
return; //return here, so no TreeNode will be created for the CodeLike component
}
// Check if this node is a CodeLike property of the parent
else if (fi != null && typeof(CodeLike).IsAssignableFrom(fi.FieldType))
{
Type type = fi.FieldType;
if (type == typeof(CustomCodeDefinition)) // handle custom code definitions
{
targetClass.definitions.Add(xmlNode.InnerText);
}
else if (type == typeof(VirtualMethod))
{
string methodName = targetClass.GetNextMethodName();
object[] attributes = fi.GetCustomAttributes(typeof(MethodSignature), false);
if (attributes.Length == 1 && attributes[0] is MethodSignature)
{
MethodSignature ms = attributes[0] as MethodSignature;
Method met = new Method(ms.Signature);
targetClass.methods.Add(met);
met.AddLine(xmlNode.InnerText);
}
else
{
Console.WriteLine("Missing MethodSignature attribute on VirtualMethod: {0}.{0}", parent.name, xmlNode.Name);
return;
}
}
// if (standalone == false && fullBuild == true) // assign the GUIDs to the CodeLike components
// {
// ns.mainClass.init.AddLine(String.Format("{0}.{1}.GUID = \"{2}\";", parent.name, fi.Name, currentGuid));
//
// }
// if not shader
if (standalone == false && fullBuild == true) // no need for the code text in a standalone build
{
string escaped = xmlNode.InnerText.Replace("\"", "\"\""); // escape inner strings " -> ""
ns.mainClass.init.AddLine(String.Format("{0}.{1}.Text = @\"{2}\";", parent.name, fi.Name, escaped));
}
//Console.WriteLine("Code Text:\n{0}", code.Text);
return; //return here, so no TreeNode will be created for the CodeLike component
}
else
{
obj = InitComponent(ns.mainClass, xmlNode.Name, xmlNode, parent, targetList);
if (obj == null)
{
Console.WriteLine("SKIPPING subtree - Cannot find type: {0}", xmlNode.Name);
return;
}
if (xmlNode.Name == "Model")
{
string modelName = obj.name + "Model";
Class model = new Class(typeof(Model), modelName, "Model", obj.name, false);
//String.Format("Prototype<{0}>", modelName)
model.constructor = new Method("public " + modelName + "(ZComponent parent): base(parent)");
var staticApp = new StaticVariable(typeof(ZApplication), "CustomGame", "App", false);
model.memberVars.Add(staticApp);
ns.mainClass.staticRef.AddLine(String.Format("{0}.App = this;", modelName));
//model.constructor.AddLine("InitializeComponents();");
model.init = new Method("public override void BindCallbacks()");
//model.init.AddLine("CreateNamedComponents();");
//model.createNamed = new Method("public void CreateNamedComponents()");
ns.helperClasses.Add(model);
targetClass = model;
}
}
}
foreach (XmlNode childNode in xmlNode.ChildNodes)
{
if (childNode.NodeType == XmlNodeType.Element)
{
ProcessNode(targetClass, obj, list, childNode);
}
}
}
private void ParseAttributes(Class targetClass, Variable obj, XmlNode xmlNode)
{
if (xmlNode.Attributes != null)
{
foreach (XmlAttribute attribute in xmlNode.Attributes)
{
//if (attribute.Name == "Name") continue;
if (xmlNode.Name == "GameObject" && attribute.Name == "Model") continue;
string val = attribute.Value;
FieldInfo fi = obj.type.GetField(attribute.Name, BindingFlags.FlattenHierarchy | BindingFlags.Public | BindingFlags.Instance);
if (fi != null)
{
Type type = fi.FieldType;
if (xmlNode.Name == "ZApplication" && specialVars.Contains(attribute.Name))
SetAttribute(targetClass.constructor, type, val, obj.name, attribute.Name);
else
SetAttribute(targetClass.init, type, val, obj.name, attribute.Name);
}
else
{
// Also try a Property with a public setter
PropertyInfo pi = obj.type.GetProperty(attribute.Name, BindingFlags.FlattenHierarchy | BindingFlags.Public | BindingFlags.Instance);
if (pi != null && pi.GetSetMethod() != null)
{
SetAttribute(targetClass.init, pi.PropertyType, val, obj.name, attribute.Name);
}
else
{
// These components might have custom fields (those will be resolved after compilation)
if (xmlNode.Name == "ZApplication" || xmlNode.Name == "Model" || xmlNode.Name == "GameObject")
{
unresolved.Add(new UnresolvedField
{
targetClass = targetClass,
objName = obj.name,
objTypeName = obj.typeName,
fieldName = attribute.Name,
value = val
});
}
else
Console.WriteLine(" Field not found: {0} - {1}", attribute.Name, val);
}
}
}
}
}
private Variable InitComponent(Class targetClass, string typeName, XmlNode xmlNode, Variable parent, string targetList)
{
var type = types.Find(it => it.Name == typeName);
Variable obj = null;
string model = null;
if (typeName == "GameObject")
{
XmlAttribute attribute = xmlNode.Attributes["Model"];
if (attribute != null)
{
model = attribute.Value;
typeName = attribute.Value + "Model";
type = typeof(Model);
}
else
{
Console.WriteLine("Cannot instantiate GameObject without a Model!");
return null;
}
}
if (type != null)
{
if (fullBuild) targetClass.init.AddLine("");
XmlAttribute attribute = xmlNode.Attributes["Name"];
if (attribute == null)
{
string objName = targetClass.GetNextObjectName();
obj = new Variable(type, typeName, objName, false);
if (typeName == "Model")
{
Console.WriteLine("Cannot process Model without a name!");
return null;
}
if (fullBuild)
{
if (model != null) //GameObject without a name, it has to be CLONED
{
targetClass.init.AddLine(String.Format("var {0} = ({1}) {2}.Clone();", objName, typeName, model));
}
else
targetClass.init.AddLine(String.Format("var {0} = new {1}({2});", objName, typeName, parent.name));
}
}
else
{
string objName = attribute.Value;
if (typeName == "Model") typeName = objName + "Model";
obj = new Variable(type, typeName, objName, false);
targetClass.memberVars.Add(obj);
if (fullBuild)
{
if (model != null) //GameObject with a name, it has to be CLONED
{
targetClass.init.AddLine(String.Format("{0} = ({1}) {2}.Clone();", objName, typeName, model));
}
else
{
targetClass.createNamed.AddLine(String.Format("{0} = new {1}({2});", objName, typeName, parent.name));
}
}
else if (xmlNode.Name == "Model")
{
targetClass.restore.AddLine("");
targetClass.restore.AddLine(String.Format("{0} = new {1}({2});", objName, typeName, parent.name));
//targetClass.restore.AddLine(String.Format("{0} = {1}.CreatePrototype();", objName, typeName));
string currentGuid = "";
nodeMap.TryGetValue(xmlNode, out currentGuid);
targetClass.restore.AddLine(String.Format("CodeGenerator.Restore({0}, oldApp.FindPrototype(\"{1}\"));", objName, currentGuid));
// Re-create all GameObjects in the scene by cloning the Model prototypes
targetClass.restore.AddLine(String.Format("foreach (Model gameObj in oldApp.FindGameObjects(\"{0}\"))", currentGuid));
targetClass.restore.AddLine("{");
//targetClass.restore.AddLine("Console.WriteLine(\"GO found: {0} - {1}\", gameObj.GetType().Name, gameObj.Name);");
targetClass.restore.AddLine(String.Format(" var temp = {0}.Clone() as Model;", objName));
targetClass.restore.AddLine(String.Format(" CodeGenerator.Restore(temp, gameObj);"));
targetClass.restore.AddLine(String.Format(" if (oldApp.SelectedObject == gameObj) this.SelectedObject = temp;"));
targetClass.restore.AddLine("}");
}
}
if (fullBuild)
{
ParseAttributes(targetClass, obj, xmlNode);
//targetClass.init.AddLine(String.Format("AddComponent({0});", obj.name));
if (standalone == false) // assign GUIDs to Model components
{
if (xmlNode.Name == "Model")
{
string currentGuid = "";
nodeMap.TryGetValue(xmlNode, out currentGuid);
targetClass.createNamed.AddLine(String.Format("{0}.GUID = \"{1}\";", obj.name, currentGuid));
}
}
if (parent != null)
{
// We always need an Owner
//targetClass.init.AddLine(String.Format("{0}.Owner = {1};", obj.name, parent.name));
if (targetList != null) // components in member lists are not considered children!
{
//Console.WriteLine("Adding to list: {0}", parent_list.GetType().Name);
//targetClass.init.AddLine(String.Format("{0}.OwnerList = (IList) {1}.{2};", obj.name, parent.name, targetList));
//targetClass.init.AddLine(String.Format("{0}.{1}.Add({2});", parent.name, targetList, obj.name));
targetClass.init.AddLine(String.Format("{0}.SetOwner({1}, (IList) {1}.{2});", obj.name, parent.name, targetList));
}
else
{
//targetClass.init.AddLine(String.Format("{0}.Children.Add({1});", parent.name, obj.name));
targetClass.init.AddLine(String.Format("{0}.SetOwner({1}, null);", obj.name, parent.name));
}
}
}
}
return obj;
}
public string GenerateCodeFromXml(XmlDocument xml, bool standalone, bool fullBuild, Dictionary<XmlNode, string> nodeMap)
{
XmlNode rootElement = xml.DocumentElement;
if (standalone && fullBuild == false) fullBuild = true; // no incremental build for standalone
this.standalone = standalone;
this.fullBuild = fullBuild;
if (standalone == false) // no need for XmlNode->GUID mapping at standalone builds
{
if (nodeMap == null)
this.nodeMap = new Dictionary<XmlNode, string>();
else
this.nodeMap = nodeMap;
}
cu = new CompileUnit();
cu.AddUsing("using System;");
cu.AddUsing("using System.Collections;");
cu.AddUsing("using System.Collections.Generic;");
cu.AddUsing("using System.Text;");
cu.AddUsing("using System.Drawing;");
cu.AddUsing("using OpenTK;");
cu.AddUsing("using OpenTK.Graphics;");
cu.AddUsing("using OpenTK.Graphics.OpenGL;");
cu.AddUsing("using ZGE.Components;");
cu.AddUsing("using Gwen.Control;");
//if (standalone == false)
// cu.AddUsing("using System.ComponentModel");
ns = new Namespace("ZGE");
cu.namespaces.Add(ns);
Class main = new Class(typeof(ZApplication), "CustomGame", "ZApplication", "this", true);
ns.mainClass = main;
main.constructor = new Method("public CustomGame()");
main.staticRef = new Method("public override void SetStaticReferences()");
if (fullBuild)
{
//main.constructor.AddLine("if (createAll) InitializeComponents();");
main.init = new Method("public override void InitializeComponents()");
main.init.AddLine("CreateNamedComponents();");
main.createNamed = new Method("public override void CreateNamedComponents()");
}
else
{
main.restore = new Method("public void RestoreComponents(ZApplication oldApp)");
main.restore.AddLine("CodeGenerator.Restore(this, oldApp);");
}
types = Factory.GetTypesFromNamespace(Assembly.GetAssembly(typeof(ZApplication)), "ZGE.Components");
types.AddRange(Factory.GetTypesFromNamespace(Assembly.GetAssembly(typeof(ZApplication)), "Gwen.Control"));
Variable dummy = new Variable(typeof(ZApplication), "CustomGame", "this", false);
if (rootElement != null)
ProcessNode(main, dummy, null, rootElement);
if (standalone)
{
Method mm = new Method("[STAThread]\npublic static void Main()");
main.methods.Add(mm);
mm.AddLine("ZApplication app = new CustomGame();");
mm.AddLine("using (Standalone game = new Standalone(app))");
mm.AddLine("{");
mm.AddLine(" game.Run(app.UpdateFrequency);");
mm.AddLine("}");
}
string code = cu.GetFullCode();
// Save the file for debugging
using (StreamWriter writer = new StreamWriter("DynamicGame.cs", false))
{
writer.Write(code);
}
return code;
}
