//public virtual bool castsShadows() { return _castsShadows; }
//public virtual void setShadow(bool shad) { _castsShadows = shad; }
//public RGBColor getColor() { return _color; }
//public void setColor(RGBColor c) { _color = new RGBColor(c); }
public static Light LoadLight(XmlElement lightRoot)
{
//Determine light type...
Light toReturn;
string light_type = lightRoot.GetAttribute("type");
//...and defer loading task to correct loader.
if (light_type.Equals("point"))
{
toReturn = PointLight.LoadPointLight(lightRoot);
}
else if (light_type.Equals("directional"))
{
toReturn = DirectionalLight.LoadDirectionalLight(lightRoot);
}
else
{
toReturn = new PointLight();
Console.WriteLine("Unknown light type " + light_type + ", treating as point light");
}
//Load attributes common to all lights
string node_shadow = lightRoot.GetAttribute("shadow");
if (!node_shadow.Equals(""))
{
toReturn.CastsShadows = Convert.ToBoolean(node_shadow);
}
XmlNode node_color = lightRoot.SelectSingleNode("color");
if (node_color != null)
{
string str_color = ((XmlText)node_color.FirstChild).Data;
RGBColor color = new RGBColor(System.Drawing.ColorTranslator.FromHtml(str_color));
//if (color.r != null)
//{
toReturn.Color = color;
//}
}
return toReturn;
}
public static PointLight LoadPointLight(XmlElement lightRoot)
{
PointLight toReturn = new PointLight();
//Load all provided attributes unique to point lights
XmlNode node_point = lightRoot.SelectSingleNode("point");
if (node_point != null)
{
string str_point = ((XmlText)node_point.FirstChild).Data;
Point3D point = Point3D.FromCsv(str_point);
//if (point != 0)
//{
toReturn.Location = point;
//}
}
XmlNode node_int = lightRoot.SelectSingleNode("intensity");
if (node_int != null)
{
string str_int = ((XmlText)node_int.FirstChild).Data;
float intensity = Convert.ToSingle(str_int);
toReturn.Intensity = intensity;
}
return toReturn;
}
