public GOM_ResourceArrays( GOM_Templates templates )
{
m_templates = templates;
}
/// <summary>
/// Load a primitive object from a string
/// </summary>
/// <param name="strXml">The string that contains the definition of the primitive object</param>
/// <param name="rgTemplates">The list of known templates</param>
/// <returns>If successful, a primitve object is returned. Otherwise, an exception will be thrown out</returns>
public static GOM_Object_Primitive LoadFromString(string strXml, GOM_Templates rgTemplates)
{
System.Xml.XmlDocument doc;
doc = new System.Xml.XmlDocument();
doc.LoadXml(strXml);
return LoadFromXml(doc.DocumentElement, rgTemplates);
}
/// <summary>
/// Load a primitive object from a node of XML tree
/// </summary>
/// <param name="node">The node which is the root of the XML tree</param>
/// <param name="rgTemplates">The list of known templates</param>
/// <returns>If successful, a primitve object is returned. Otherwise, an exception will be thrown out</returns>
public static GOM_Object_Primitive LoadFromXml(System.Xml.XmlNode node, GOM_Templates rgTemplates)
{
GOM_Object_Primitive primitive = null;
if (System.String.Compare(node.Name, GOM_TAGS.GRAPHIC_OBJECT) != 0)
{
throw new Exception("Invalid input. Not a graphic object node!");
}
primitive = new GOM_Object_Primitive();
//Load properties of the graphic object
for (int i = 0; i < node.Attributes.Count; i++)
{
if (System.String.Compare(node.Attributes[i].Name, GOM_TAGS.ID, true) == 0)
{
primitive.id = node.Attributes[i].Value;
}
if (System.String.Compare(node.Attributes[i].Name, GOM_TAGS.TYPE, true) == 0)
{
if (!node.Attributes[i].Value.Equals("primitive"))
{
throw new Exception("Invalid input. Not a primitive object node!");
}
}
if (System.String.Compare(node.Attributes[i].Name, GOM_TAGS.X_OFFSET, true) == 0)
{
primitive.m_xOffset = float.Parse(node.Attributes[i].Value);
}
if (System.String.Compare(node.Attributes[i].Name, GOM_TAGS.Y_OFFSET, true) == 0)
{
primitive.m_yOffset = float.Parse(node.Attributes[i].Value);
}
if (System.String.Compare(node.Attributes[i].Name, GOM_TAGS.ROTATION, true) == 0)
{
primitive.m_rotation = float.Parse(node.Attributes[i].Value);
}
if (System.String.Compare(node.Attributes[i].Name, GOM_TAGS.TEMPLATE, true) == 0)
{
for (int j = 0; j < rgTemplates.Count; j++)
{
if (rgTemplates[j].id.Equals(node.Attributes[i].Value))
{
primitive.m_template = rgTemplates[j];
}
}
if (primitive.m_template == null)
{
throw new Exception("Unknown template");
}
}
}
if (primitive.m_template == null)
{
throw new Exception("Can not find template of the graphic object");
}
//Initialize the graphic object according to the template
primitive.InitializeFromTemplate(primitive.m_template);
//Update status of the graphic object
for (int i = 0; i < node.ChildNodes.Count; i++)
{
if (System.String.Compare(node.ChildNodes[i].Name, GOM_TAGS.POINTS, true) == 0)
{
primitive.UpdatePoints(node.ChildNodes[i]);
}
if (System.String.Compare(node.ChildNodes[i].Name, GOM_TAGS.STYLES, true) == 0)
{
primitive.UpdateStyles(node.ChildNodes[i]);
}
if (System.String.Compare(node.ChildNodes[i].Name, GOM_TAGS.TEXT, true) == 0)
{
primitive.LoadText(node.ChildNodes[i]);
}
#region new_modfied
//Load attribute
if (System.String.Compare(node.ChildNodes[i].Name, "attribute", true) == 0)
{
for (int j = 0; j < node.ChildNodes[i].ChildNodes.Count; j++)
{
primitive.LoadVarFromXML(node.ChildNodes[i].ChildNodes[j], j);
}
}
//Load restrictions
if (System.String.Compare(node.ChildNodes[i].Name, "restrictions", true) == 0)
{
for (int j = 0; j < node.ChildNodes[i].ChildNodes.Count; j++)
{
primitive.LoadRestrictionFromXML(node.ChildNodes[i].ChildNodes[j], j);
}
}
#endregion
}
return primitive;
}
/// <summary>
/// Load a primitive object from a file
/// </summary>
/// <param name="fileName">The name of file that contains the definition of the primitive object</param>
/// <param name="rgTemplates">The list of known templates</param>
/// <returns>If successful, a primitve object is returned. Otherwise, an exception will be thrown out</returns>
public static GOM_Object_Primitive LoadFromFile(string fileName, GOM_Templates rgTemplates)
{
System.Xml.XmlDocument doc;
doc = new System.Xml.XmlDocument();
doc.Load(fileName);
return LoadFromXml(doc.DocumentElement, rgTemplates);
}
