public override void Save(XmlTextWriter writer)
{
writer.WriteStartElement("Autoscroll");
writer.WriteAttributeString("speed", Speed.ToString());
writer.WriteAttributeString("startX", StartX.ToString());
writer.WriteEndElement();
}
/// <summary>
/// convert the datatable to an XML document
/// </summary>
/// <param name="oNode"></param>
/// <param name="y"></param>
private void BuildTree(XmlNode oNode, int y)
{
XmlNode childNode = null;
//has children
foreach (TreeData.TreeDataTableRow childRow in dtTree.Select(
string.Format("parentNodeID='{0}'", oNode.Attributes["nodeID"].InnerText)))
{
//for each child node call this function again
childNode = GetXMLNode(childRow.nodeID, childRow.nodeDescription, childRow.nodeNote);
oNode.AppendChild(childNode);
BuildTree(childNode, y + 1);
}
//build node data
//after checking for nodes we can add the current node
int StartX;
int StartY;
int[] ResultsArr = new int[] { GetXPosByOwnChildren(oNode),
GetXPosByParentPreviousSibling(oNode),
GetXPosByPreviousSibling(oNode),
_Margin };
Array.Sort(ResultsArr);
StartX = ResultsArr[3];
StartY = (y * (_BoxHeight + _VerticalSpace)) + _Margin;
int width = _BoxWidth;
int height = _BoxHeight;
//update the coordinates of this box into the matrix, for later calculations
oNode.Attributes["X"].InnerText = StartX.ToString();
oNode.Attributes["Y"].InnerText = StartY.ToString();
//update the image size
if (imgWidth < (StartX + width + _Margin))
{
imgWidth = StartX + width + _Margin;
}
if (imgHeight < (StartY + height + _Margin))
{
imgHeight = StartY + height + _Margin;
}
}