public ShapesArea(Config config)
{
m_gl = new GlWidget (this, config);
AddEvents ( (int)(Gdk.EventMask.Button1MotionMask |
Gdk.EventMask.Button2MotionMask |
Gdk.EventMask.ButtonPressMask |
Gdk.EventMask.ButtonReleaseMask |
Gdk.EventMask.VisibilityNotifyMask) );
Realized += new EventHandler (OnRealize);
ConfigureEvent += new ConfigureEventHandler (OnConfigure);
ExposeEvent += new ExposeEventHandler (OnExpose);
ButtonPressEvent += new ButtonPressEventHandler (OnButtonPress);
ButtonReleaseEvent += new ButtonReleaseEventHandler (OnButtonRelease);
MotionNotifyEvent += new MotionNotifyEventHandler (OnMotionNotify);
MapEvent += new MapEventHandler (OnMap);
UnmapEvent += new UnmapEventHandler (OnUnmap);
VisibilityNotifyEvent += new VisibilityNotifyEventHandler (OnVisibilityNotify);
KeyPressEvent += new KeyPressEventHandler (OnKeyPress);
int i = 0;
shapeArray = new ShapeProp [9];
shapeArray[i++] = new ShapeProp ("Cube");
shapeArray[i++] = new ShapeProp ("Sphere");
shapeArray[i++] = new ShapeProp ("Cone");
shapeArray[i++] = new ShapeProp ("Torus");
shapeArray[i++] = new ShapeProp ("Tetrahedron");
shapeArray[i++] = new ShapeProp ("Octahedron");
shapeArray[i++] = new ShapeProp ("Dodecahedron");
shapeArray[i++] = new ShapeProp ("Icosahedron");
shapeArray[i ] = new ShapeProp ("Teapot");
shape_current = i;
mat_current = (MaterialProp)materialList[0];
/*
* Popup menu.
*/
CreatePopupMenu ();
ButtonPressEvent += new ButtonPressEventHandler (OnButtonPressPopupMenu);
}
private void OnChangeMaterial(object o, EventArgs args)
{
for (int i = 0; i < materialList.Count; i++)
if (o == ((MaterialProp)materialList[i]).menu_item) {
mat_current = (MaterialProp)materialList[i];
return;
}
InitView ();
}
static ShapesArea()
{
// Read the XML file for material definition
// No error handling
// Open XML file in System.Xml.XmlDocument class
XmlDocument materials = new XmlDocument ();
Stream stream = File.OpenRead ("materials.xml");
materials.Load (stream);
stream.Close ();
// Use System.Xml.XPath.XPathNavigator to navigate the document
XPathNavigator nav = materials.CreateNavigator ();
XPathNodeIterator mat_iter = nav.Select ("/materials/MaterialProp");
while (mat_iter.MoveNext ()) {
MaterialProp prop = new MaterialProp ();
XPathNavigator mat_nav = mat_iter.Current;
prop.name = mat_nav.GetAttribute ("name", "");
XPathNodeIterator matattr_iter;
matattr_iter = mat_nav.Select ("ambient");
matattr_iter.MoveNext ();
prop.ambient = MaterialProp.Decode4V(matattr_iter.Current.Value);
matattr_iter = mat_nav.Select ("diffuse");
matattr_iter.MoveNext ();
prop.diffuse = MaterialProp.Decode4V(matattr_iter.Current.Value);
matattr_iter = mat_nav.Select ("specular");
matattr_iter.MoveNext ();
prop.specular = MaterialProp.Decode4V(matattr_iter.Current.Value);
matattr_iter = mat_nav.Select ("shininess");
matattr_iter.MoveNext ();
prop.shininess = (float)Double.Parse(matattr_iter.Current.Value);
materialList.Add (prop);
}
}