/// <summary>
/// Sets dimensions for the crossword.
/// </summary>
/// <param name="columns">Number of crossword columns.</param>
/// <param name="rows">Numer of crossword rows.</param>
public void SetDimensions(int columns, int rows)
{
_columns = columns;
_rows = rows;
if (_letters != null)
{
LoggerSAP.Log("Array of letter not empty. Deleting it.");
}
LoggerSAP.Log("Allocating new array of base crossword elements.");
_letters = new BaseCrosswordElement[_columns, _rows];
}
/// <summary>
/// Default implementation reads crossword dimensions (type is already known by CrosswordLoader, who used factory method
/// to create appropriate crossword type). Then it deserializes all elements, by calling their appropriate deserializers
/// (using factory method from ElementsFactory).
/// Override it, if your derived crossword type requires to read specific information that was serialized.
/// </summary>
/// <param name="myNode">Node from disk file, containing serialized information about this crossword.</param>
virtual public void DeserializeFromNode(System.Xml.XmlNode myNode)
{
int columns = int.Parse(myNode.Attributes["columns"].Value);
int rows = int.Parse(myNode.Attributes["rows"].Value);
SetDimensions(columns, rows);
foreach (XmlNode element in myNode.SelectNodes("elements/crosswordItem"))
{
BaseCrosswordElement bce = RecreateElementFromXmlNode(element, this);
}
}
private static BaseCrosswordElement RecreateElementFromXmlNode(XmlNode element, Crossword loadedObject)
{
string type = element.Attributes["type"].Value;
int column = int.Parse(element.Attributes["column"].Value);
int row = int.Parse(element.Attributes["row"].Value);
BaseCrosswordElement bce = ElementsFactory.SAP.CreateObject(type, loadedObject, column, row);
bce.DeserializeFromNode(element);
loadedObject.SubstituteCrosswordElement(bce, column, row);
return(bce);
}
/// <summary>
/// Replaces and redraws the element at the specified location.
/// </summary>
/// <param name="bce">Replacing element (new).</param>
/// <param name="column">Location column.</param>
/// <param name="row">Location row.</param>
public void SubstituteCrosswordElement(BaseCrosswordElement bce, int column, int row)
{
if (_letters[column, row] != null)
{
_letters[column, row].RemoveWindowsControl();
}
_letters[column, row] = bce;
if (_parent != null)
{
bce.Draw(_parent.DisplayRectangle.Left + column * letterWidth, _parent.DisplayRectangle.Top + row * letterHeight, _parent);
}
}
