protected override void ButtonDownAction()
{
Vector3D vector = new Vector3D();
switch (this.ActiveAdorner.Axis)
{
case Adorner3D.TransformVia.XAxis:
vector = new Vector3D(0.0, -AdornedToolBehavior3D.sqrt2div2, AdornedToolBehavior3D.sqrt2div2);
break;
case Adorner3D.TransformVia.YAxis:
vector = new Vector3D(AdornedToolBehavior3D.sqrt2div2, 0.0, -AdornedToolBehavior3D.sqrt2div2);
break;
case Adorner3D.TransformVia.ZAxis:
vector = new Vector3D(-AdornedToolBehavior3D.sqrt2div2, AdornedToolBehavior3D.sqrt2div2, 0.0);
break;
default:
vector = new Vector3D(0.0, AdornedToolBehavior3D.sqrt2div2, -AdornedToolBehavior3D.sqrt2div2);
break;
}
this.mouseMovementAxis = AdornedToolBehavior3D.Vector3DInViewport3D(this.Selected3DElement, vector);
this.mouseMovementAxis.Normalize();
this.rotationAxis = this.ActiveAdorner.RotationAxis;
this.initialQuaternion = Helper3D.QuaternionFromEulerAngles(this.Selected3DElement.CanonicalRotationAngles);
this.previousQuaternion = this.initialQuaternion;
this.previousAngle = new double?();
this.lastUnsnappedAngle = 0.0;
}
protected override void ButtonDownAction()
{
this.scaleAxis = this.ActiveAdorner.ScaleAxis;
this.mouseMovementAxis = AdornedToolBehavior3D.Vector3DInViewport3D(this.Selected3DElement, this.scaleAxis);
if (Math.Abs(this.mouseMovementAxis.X) <= AdornedToolBehavior3D.tolerance && Math.Abs(this.mouseMovementAxis.Y) <= AdornedToolBehavior3D.tolerance)
{
this.mouseMovementAxis = new Vector(AdornedToolBehavior3D.sqrt2div2, AdornedToolBehavior3D.sqrt2div2);
}
this.mouseMovementAxis.Normalize();
}
protected static Vector Vector3DInViewport3D(Base3DElement target, Vector3D vector)
{
Viewport3D viewport = (Viewport3D) target.Viewport.ViewObject.PlatformSpecificObject;
Matrix3D viewport3DtoElement = target.GetComputedTransformFromViewport3DToElement();
Point point = AdornedToolBehavior3D.Point3DInViewport3D(viewport, viewport3DtoElement, new Point3D(0.0, 0.0, 0.0));
Vector vector1 = AdornedToolBehavior3D.Point3DInViewport3D(viewport, viewport3DtoElement, (Point3D) vector) - point;
if (vector1.Length < 0.0 / 1.0)
return new Vector(0.0, 1.0);
return vector1;
}
internal static Point Point3DInViewport3D(Viewport3D viewport, Matrix3D viewportToWorld, Point3D point)
{
Camera camera = viewport.Camera;
Point3D point1 = viewportToWorld.Transform(point);
Point3D point3D = Helper3D.CameraRotationTranslationMatrix(camera).Transform(point1);
Point4D point2 = new Point4D(point3D.X, point3D.Y, point3D.Z, 1.0);
Point4D point4D = AdornedToolBehavior3D.ProjectionMatrix(viewport.ActualWidth, viewport.ActualHeight, camera).Transform(point2);
Point point3 = Math.Abs(point4D.W) >= 0.0 / 1.0 ? new Point(point4D.X / point4D.W, point4D.Y / point4D.W) : new Point(0.0, 0.0);
return new Point((point3.X + 1.0) * viewport.ActualWidth / 2.0, viewport.ActualHeight * ((1.0 - point3.Y) / 2.0));
}
protected override void ButtonDownAction()
{
Vector3D translationAxis = this.ActiveAdorner.TranslationAxis;
Vector3D vector3D = this.Selected3DElement.CanonicalRotateTransform3D.Value.Transform(translationAxis);
this.mouseMovementAxis = AdornedToolBehavior3D.Vector3DInViewport3D(this.Selected3DElement, translationAxis);
if (Math.Abs(this.mouseMovementAxis.X) <= AdornedToolBehavior3D.tolerance && Math.Abs(this.mouseMovementAxis.Y) <= AdornedToolBehavior3D.tolerance)
{
this.mouseMovementAxis = new Vector(AdornedToolBehavior3D.sqrt2div2, AdornedToolBehavior3D.sqrt2div2);
}
this.mouseMovementAxis.Normalize();
this.translationAxis = vector3D;
}
internal static Point3D ProjectionPoint3DTranslatedToMatchingOrthographicPosition(Viewport3D viewport, Matrix3D pointToWorldTransform, OrthographicCamera ortho, Point3D point)
{
Camera camera = viewport.Camera;
Point3D point1 = pointToWorldTransform.Transform(point);
Point3D point3D = Helper3D.CameraRotationTranslationMatrix(camera).Transform(point1);
Point4D point2 = new Point4D(point3D.X, point3D.Y, point3D.Z, 1.0);
Point4D point4D1 = AdornedToolBehavior3D.ProjectionMatrix(viewport.ActualWidth, viewport.ActualHeight, camera).Transform(point2);
Point4D point3 = new Point4D(point4D1.X / point4D1.W, point4D1.Y / point4D1.W, 0.0, 1.0);
Matrix3D matrix3D1 = AdornedToolBehavior3D.ProjectionMatrix(viewport.ActualWidth, viewport.ActualHeight, (Camera) ortho);
if (Math.Abs(matrix3D1.Determinant) > 1E-16)
matrix3D1.Invert();
Point4D point4D2 = matrix3D1.Transform(point3);
Point3D point4 = new Point3D(point4D2.X / point4D2.W, point4D2.Y / point4D2.W, point3D.Z);
Matrix3D matrix3D2 = Helper3D.CameraRotationTranslationMatrix((Camera) ortho);
matrix3D2.Invert();
return matrix3D2.Transform(point4);
}
