public ViewSettingDialog(Graphics.DocumentViews docviews, ViewSetting setting)
{
InitializeComponent();
_docviews = docviews;
_setting = setting;
propertyGrid1.SelectedObject = _setting;
viewControl.BackColor = _setting.BackgroundColor;
viewControl.SceneGraph.WorldScenes.Add(new WorldSphere());
viewControl.SceneGraph.WorldScenes.Add(
delegate(Graphics.ISceneContext context)
{
using (var scope = context.Push()) {
scope.Color = this.ActiveLight.Enabled ? _setting.Color : Color.LightGray;
Graphics.Util.DrawSolidSphere(
new Geom.Sphere3d(Geom.Point3d.Zero, 1.0));
}
}
);
viewControl.SceneGraph.CameraScenes.Add(
delegate(Graphics.ISceneContext context)
{
if (!this.ActiveLight.Enabled)
{
return;
}
Geom.HmCod3d p = this.ActiveLight.Position;
Geom.Vector3d d = new Geom.Vector3d(p.X, p.Y, p.Z).Normalize();
Geom.CodSys3d sys = new Geom.CodSys3d(d, new Geom.Point3d(d.x, d.y, d.z));
Geom.Point3d top = Geom.Point3d.Zero;
Geom.Point3d end = new Geom.Point3d(0, 0, 2);
Geom.Point3d px1 = new Geom.Point3d(0.3, 0, 0.8);
Geom.Point3d px2 = new Geom.Point3d(-0.3, 0, 0.8);
Geom.Point3d py1 = new Geom.Point3d(0, 0.3, 0.8);
Geom.Point3d py2 = new Geom.Point3d(0, -0.3, 0.8);
top = sys.Globalize(top);
end = sys.Globalize(end);
px1 = sys.Globalize(px1);
px2 = sys.Globalize(px2);
py1 = sys.Globalize(py1);
py2 = sys.Globalize(py2);
using (var scope = context.Push()) {
scope.Color = Color.White;
context.DrawLineStrip(gl => gl.Vertices(end, top, px1, px2, top, py1, py2, top));
}
}
);
this.ActiveLightChanged(null, EventArgs.Empty);
viewControl.Fit();
}
public void CopyFrom(LightSetting ls)
{
this.Enabled = ls.Enabled;
this.IsWorldCoordinate = ls.IsWorldCoordinate;
this.AmbientColor = ls.AmbientColor;
this.DiffuseColor = ls.DiffuseColor;
this.SpecularColor = ls.SpecularColor;
this.Position = ls.Position;
}
public LightSettingData(Graphics.Light src)
{
this.Enabled = src.Enabled;
this.IsWorldCoordinate = src.IsWorldCoordinate;
this.AmbientColor = src.AmbientColor;
this.DiffuseColor = src.DiffuseColor;
this.SpecularColor = src.SpecularColor;
this.Position = src.Position;
}
void viewControl_MouseMove(object sender, MouseEventArgs e)
{
Geom.Point2i p = new Geom.Point2i(e.X, e.Y);
if ((e.Button & MouseButtons.Left) != 0 && p != _prevPos)
{
Graphics.ICamera camera = viewControl.Camera;
Geom.Vector3d vec = camera.ScreenToCamera(p - _prevPos);
Geom.Vector3d axis = Geom.Vector3d.Ez * vec;
double depth = 0.5 * camera.ViewingDepth;
double theta = System.Math.Atan2(vec.Length, depth);
Geom.Rotation3d rot =
new Geom.Rotation3d(axis.Normalize(), theta);
Geom.HmCod3d c = this.ActiveLight.Position;
Geom.Vector3d d = new Geom.Vector3d(c.X, c.Y, c.Z);
d = rot.Rotate(d);
this.ActiveLight.Position = new Geom.HmCod3d(d.x, d.y, d.z, 0.0);
viewControl.Invalidate();
_docviews.Invalidate();
}
_prevPos = p;
}
