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Imports System.Windows.Media.Media3D
Imports System.Windows.Media.Animation
Public Class CubePiece
Public piece As ModelVisual3D
Private axisPoint As New Point3D(0, 0, 0)
Private axisAngleRtn3D As New AxisAngleRotation3D(New Vector3D(0, 0, 1), 0)
Private dblAnimation As DoubleAnimation
Private rotateTx3D As RotateTransform3D
Private tx3dGroup As New Transform3DGroup
Private Const ROTATION_TIME As Double = 200
Friend Property PieceLocation() As PieceLocations
Private Sub RotateAroundAxis(ByVal angle As Double)
rotateTx3D = New RotateTransform3D(axisAngleRtn3D, axisPoint)
dblAnimation = New DoubleAnimation(CDbl(angle), TimeSpan.FromMilliseconds(ROTATION_TIME), FillBehavior.HoldEnd)
axisAngleRtn3D.BeginAnimation(AxisAngleRotation3D.AngleProperty, dblAnimation)
tx3dGroup.Children.Add(rotateTx3D)
piece.Transform = tx3dGroup
End Sub
''' <summary>
''' Rotate cube piece around the X-axis
''' </summary>
''' <param name="angle">The angle of rotation; -90° or 90°</param>
Public Sub RotateAround_X_axis(ByVal angle As Double)
axisAngleRtn3D = New AxisAngleRotation3D(New Vector3D(1, 0, 0), 0)
RotateAroundAxis(angle)
ChangeLocationOnXaxisRotation(angle)
End Sub
''' <summary>
''' Rotate cube piece around the Y-axis
''' </summary>
''' <param name="angle">The angle of rotation; -90° or 90°</param>
Public Sub RotateAround_Y_axis(ByVal angle As Double)
axisAngleRtn3D = New AxisAngleRotation3D(New Vector3D(0, 1, 0), 0)
RotateAroundAxis(angle)
ChangeLocationOnYaxisRotation(angle)
End Sub
''' <summary>
''' Rotate cube piece around the Z-axis
''' </summary>
''' <param name="angle">The angle of rotation; -90° or 90°</param>
Public Sub RotateAround_Z_axis(ByVal angle As Double)
axisAngleRtn3D = New AxisAngleRotation3D(New Vector3D(0, 0, 1), 0)
RotateAroundAxis(angle)
ChangeLocationOnZaxisRotation(angle)
End Sub
Private Sub ChangeLocationOnXaxisRotation(ByVal angle As Double)
' Looking from R-to-L.
' 90° (anti-clockwise rotation)
If (angle > 0) Then
Select Case PieceLocation
' First layer.
Case PieceLocations.FUR
PieceLocation = PieceLocations.FDR
Case PieceLocations.RU
PieceLocation = PieceLocations.FR
Case PieceLocations.BUR
PieceLocation = PieceLocations.FUR
Case PieceLocations.BR
PieceLocation = PieceLocations.RU
Case PieceLocations.BDR
PieceLocation = PieceLocations.BUR
Case PieceLocations.RD
PieceLocation = PieceLocations.BR
Case PieceLocations.FDR
PieceLocation = PieceLocations.BDR
Case PieceLocations.FR
PieceLocation = PieceLocations.RD
' Second layer.
Case PieceLocations.FU
PieceLocation = PieceLocations.FD
Case PieceLocations.UC
PieceLocation = PieceLocations.FC
Case PieceLocations.BU
PieceLocation = PieceLocations.FU
Case PieceLocations.BC
PieceLocation = PieceLocations.UC
Case PieceLocations.BD
PieceLocation = PieceLocations.BU
Case PieceLocations.DC
PieceLocation = PieceLocations.BC
Case PieceLocations.FD
PieceLocation = PieceLocations.BD
Case PieceLocations.FC
PieceLocation = PieceLocations.DC
' Third layer.
Case PieceLocations.FUL
PieceLocation = PieceLocations.FDL
Case PieceLocations.LU
PieceLocation = PieceLocations.FL
Case PieceLocations.BUL
PieceLocation = PieceLocations.FUL
Case PieceLocations.BL
PieceLocation = PieceLocations.LU
Case PieceLocations.BDL
PieceLocation = PieceLocations.BUL
Case PieceLocations.LD
PieceLocation = PieceLocations.BL
Case PieceLocations.FDL
PieceLocation = PieceLocations.BDL
Case PieceLocations.FL
PieceLocation = PieceLocations.LD
End Select
Else
' -90° (clockwise rotation)
Select Case PieceLocation
' First layer.
Case PieceLocations.FUR
PieceLocation = PieceLocations.BUR
Case PieceLocations.RU
PieceLocation = PieceLocations.BR
Case PieceLocations.BUR
PieceLocation = PieceLocations.BDR
Case PieceLocations.BR
PieceLocation = PieceLocations.RD
Case PieceLocations.BDR
PieceLocation = PieceLocations.FDR
Case PieceLocations.RD
PieceLocation = PieceLocations.FR
Case PieceLocations.FDR
PieceLocation = PieceLocations.FUR
Case PieceLocations.FR
PieceLocation = PieceLocations.RU
' Second layer.
Case PieceLocations.FU
PieceLocation = PieceLocations.BU
Case PieceLocations.UC
PieceLocation = PieceLocations.BC
Case PieceLocations.BU
PieceLocation = PieceLocations.BD
Case PieceLocations.BC
PieceLocation = PieceLocations.DC
Case PieceLocations.BD
PieceLocation = PieceLocations.FD
Case PieceLocations.DC
PieceLocation = PieceLocations.FC
Case PieceLocations.FD
PieceLocation = PieceLocations.FU
Case PieceLocations.FC
PieceLocation = PieceLocations.UC
' Third layer.
Case PieceLocations.FUL
PieceLocation = PieceLocations.BUL
Case PieceLocations.LU
PieceLocation = PieceLocations.BL
Case PieceLocations.BUL
PieceLocation = PieceLocations.BDL
Case PieceLocations.BL
PieceLocation = PieceLocations.LD
Case PieceLocations.BDL
PieceLocation = PieceLocations.FDL
Case PieceLocations.LD
PieceLocation = PieceLocations.FL
Case PieceLocations.FDL
PieceLocation = PieceLocations.FUL
Case PieceLocations.FL
PieceLocation = PieceLocations.LU
End Select
End If
End Sub
Private Sub ChangeLocationOnYaxisRotation(ByVal angle As Double)
' Looking from U-to-D.
' 90° (anti-clockwise rotation)
If angle > 0 Then
Select Case PieceLocation
' First layer.
Case PieceLocations.FUL
PieceLocation = PieceLocations.FUR
Case PieceLocations.FU
PieceLocation = PieceLocations.RU
Case PieceLocations.FUR
PieceLocation = PieceLocations.BUR
Case PieceLocations.RU
PieceLocation = PieceLocations.BU
Case PieceLocations.BUR
PieceLocation = PieceLocations.BUL
Case PieceLocations.BU
PieceLocation = PieceLocations.LU
Case PieceLocations.BUL
PieceLocation = PieceLocations.FUL
Case PieceLocations.LU
PieceLocation = PieceLocations.FU
' Second layer.
Case PieceLocations.FL
PieceLocation = PieceLocations.FR
Case PieceLocations.FC
PieceLocation = PieceLocations.RC
Case PieceLocations.FR
PieceLocation = PieceLocations.BR
Case PieceLocations.RC
PieceLocation = PieceLocations.BC
Case PieceLocations.BR
PieceLocation = PieceLocations.BL
Case PieceLocations.BC
PieceLocation = PieceLocations.LC
Case PieceLocations.BL
PieceLocation = PieceLocations.FL
Case PieceLocations.LC
PieceLocation = PieceLocations.FC
' Third layer.
Case PieceLocations.FDL
PieceLocation = PieceLocations.FDR
Case PieceLocations.FD
PieceLocation = PieceLocations.RD
Case PieceLocations.FDR
PieceLocation = PieceLocations.BDR
Case PieceLocations.RD
PieceLocation = PieceLocations.BD
Case PieceLocations.BDR
PieceLocation = PieceLocations.BDL
Case PieceLocations.BD
PieceLocation = PieceLocations.LD
Case PieceLocations.BDL
PieceLocation = PieceLocations.FDL
Case PieceLocations.LD
PieceLocation = PieceLocations.FD
End Select
Else
' -90° (clockwise rotation)
Select Case PieceLocation
' First layer.
Case PieceLocations.FUL
PieceLocation = PieceLocations.BUL
Case PieceLocations.FU
PieceLocation = PieceLocations.LU
Case PieceLocations.FUR
PieceLocation = PieceLocations.FUL
Case PieceLocations.RU
PieceLocation = PieceLocations.FU
Case PieceLocations.BUR
PieceLocation = PieceLocations.FUR
Case PieceLocations.BU
PieceLocation = PieceLocations.RU
Case PieceLocations.BUL
PieceLocation = PieceLocations.BUR
Case PieceLocations.LU
PieceLocation = PieceLocations.BU
' Second layer.
Case PieceLocations.FL
PieceLocation = PieceLocations.BL
Case PieceLocations.FC
PieceLocation = PieceLocations.LC
Case PieceLocations.FR
PieceLocation = PieceLocations.FL
Case PieceLocations.RC
PieceLocation = PieceLocations.FC
Case PieceLocations.BR
PieceLocation = PieceLocations.FR
Case PieceLocations.BC
PieceLocation = PieceLocations.RC
Case PieceLocations.BL
PieceLocation = PieceLocations.BR
Case PieceLocations.LC
PieceLocation = PieceLocations.BC
' Third layer.
Case PieceLocations.FDL
PieceLocation = PieceLocations.BDL
Case PieceLocations.FD
PieceLocation = PieceLocations.LD
Case PieceLocations.FDR
PieceLocation = PieceLocations.FDL
Case PieceLocations.RD
PieceLocation = PieceLocations.FD
Case PieceLocations.BDR
PieceLocation = PieceLocations.FDR
Case PieceLocations.BD
PieceLocation = PieceLocations.RD
Case PieceLocations.BDL
PieceLocation = PieceLocations.BDR
Case PieceLocations.LD
PieceLocation = PieceLocations.BD
End Select
End If
End Sub
Private Sub ChangeLocationOnZaxisRotation(ByVal angle As Double)
' Looking from F-to-B.
' 90° (anti-clockwise rotation)
If (angle > 0) Then
Select Case PieceLocation
' First layer.
Case PieceLocations.FUL
PieceLocation = PieceLocations.FDL
Case PieceLocations.FU
PieceLocation = PieceLocations.FL
Case PieceLocations.FUR
PieceLocation = PieceLocations.FUL
Case PieceLocations.FR
PieceLocation = PieceLocations.FU
Case PieceLocations.FDR
PieceLocation = PieceLocations.FUR
Case PieceLocations.FD
PieceLocation = PieceLocations.FR
Case PieceLocations.FDL
PieceLocation = PieceLocations.FDR
Case PieceLocations.FL
PieceLocation = PieceLocations.FD
' Second layer.
Case PieceLocations.LU
PieceLocation = PieceLocations.LD
Case PieceLocations.UC
PieceLocation = PieceLocations.LC
Case PieceLocations.RU
PieceLocation = PieceLocations.LU
Case PieceLocations.RC
PieceLocation = PieceLocations.UC
Case PieceLocations.RD
PieceLocation = PieceLocations.RU
Case PieceLocations.DC
PieceLocation = PieceLocations.RC
Case PieceLocations.LD
PieceLocation = PieceLocations.RD
Case PieceLocations.LC
PieceLocation = PieceLocations.DC
' Third layer.
Case PieceLocations.BUL
PieceLocation = PieceLocations.BDL
Case PieceLocations.BU
PieceLocation = PieceLocations.BL
Case PieceLocations.BUR
PieceLocation = PieceLocations.BUL
Case PieceLocations.BR
PieceLocation = PieceLocations.BU
Case PieceLocations.BDR
PieceLocation = PieceLocations.BUR
Case PieceLocations.BD
PieceLocation = PieceLocations.BR
Case PieceLocations.BDL
PieceLocation = PieceLocations.BDR
Case PieceLocations.BL
PieceLocation = PieceLocations.BD
End Select
Else
' -90° angle (clockwise rotation).
Select Case PieceLocation
' First layer.
Case PieceLocations.FUL
PieceLocation = PieceLocations.FUR
Case PieceLocations.FU
PieceLocation = PieceLocations.FR
Case PieceLocations.FUR
PieceLocation = PieceLocations.FDR
Case PieceLocations.FR
PieceLocation = PieceLocations.FD
Case PieceLocations.FDR
PieceLocation = PieceLocations.FDL
Case PieceLocations.FD
PieceLocation = PieceLocations.FL
Case PieceLocations.FDL
PieceLocation = PieceLocations.FUL
Case PieceLocations.FL
PieceLocation = PieceLocations.FU
' Second layer.
Case PieceLocations.LU
PieceLocation = PieceLocations.RU
Case PieceLocations.UC
PieceLocation = PieceLocations.RC
Case PieceLocations.RU
PieceLocation = PieceLocations.RD
Case PieceLocations.RC
PieceLocation = PieceLocations.DC
Case PieceLocations.RD
PieceLocation = PieceLocations.LD
Case PieceLocations.DC
PieceLocation = PieceLocations.LC
Case PieceLocations.LD
PieceLocation = PieceLocations.LU
Case PieceLocations.LC
PieceLocation = PieceLocations.UC
' Third layer.
Case PieceLocations.BUL
PieceLocation = PieceLocations.BUR
Case PieceLocations.BU
PieceLocation = PieceLocations.BR
Case PieceLocations.BUR
PieceLocation = PieceLocations.BDR
Case PieceLocations.BR
PieceLocation = PieceLocations.BD
Case PieceLocations.BDR
PieceLocation = PieceLocations.BDL
Case PieceLocations.BD
PieceLocation = PieceLocations.BL
Case PieceLocations.BDL
PieceLocation = PieceLocations.BUL
Case PieceLocations.BL
PieceLocation = PieceLocations.BU
End Select
End If
End Sub
End Class
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