internal void ShowTwist(TwistDirection twistDirection)
{
Double currentAngle = (double)MasterGrid.RenderTransform.GetValue(CompositeTransform.RotationProperty);
Double totalTwistTime = 1.0;
((DoubleAnimation)QuadrantRotation.Children[0]).From = currentAngle;
((DoubleAnimation)QuadrantRotation.Children[0]).To =
(twistDirection == TwistDirection.Clockwise) ? currentAngle + 90 : currentAngle - 90;
((DoubleAnimation)QuadrantRotation.Children[0]).Duration = new Duration(TimeSpan.FromSeconds(totalTwistTime));
QuadrantRotation.BeginTime = TimeSpan.FromSeconds(1);
SineEase f = new SineEase();
f.EasingMode = EasingMode.EaseOut;
((DoubleAnimation)QuadrantTranslation.Children[0]).From = 0;
Double to = 0;
switch (this.Name.ToLower())
{
case "upperleft":
case "lowerleft":
to = -1 * MasterGrid.ActualWidth * (Math.Sqrt(2.0) - 1) / 2.0;
break;
case "upperright":
case "lowerright":
to = MasterGrid.ActualWidth * (Math.Sqrt(2.0) - 1) / 2.0;
break;
}
((DoubleAnimation)QuadrantTranslation.Children[0]).To = to;
((DoubleAnimation)QuadrantTranslation.Children[0]).EasingFunction = f;
((DoubleAnimation)QuadrantTranslation.Children[0]).Duration = new Duration(TimeSpan.FromSeconds(totalTwistTime / 2.0));
((DoubleAnimation)QuadrantTranslation.Children[1]).From = 0;
switch (this.Name.ToLower())
{
case "upperleft":
case "upperright":
to = -1 * MasterGrid.ActualWidth * (Math.Sqrt(2.0) - 1) / 2.0;
break;
case "lowerleft":
case "lowerright":
to = MasterGrid.ActualWidth * (Math.Sqrt(2.0) - 1) / 2.0;
break;
}
((DoubleAnimation)QuadrantTranslation.Children[1]).To = to;
((DoubleAnimation)QuadrantTranslation.Children[1]).EasingFunction = f;
((DoubleAnimation)QuadrantTranslation.Children[1]).Duration = new Duration(TimeSpan.FromSeconds(totalTwistTime / 2.0));
QuadrantTranslation.AutoReverse = true;
QuadrantTranslation.BeginTime = TimeSpan.FromSeconds(1);
QuadrantRotation.Begin();
QuadrantTranslation.Begin();
}
internal void ShowTwist(TwistDirection twistDirection)
{
Double currentAngle = (double)MasterGrid.RenderTransform.GetValue(RotateTransform.AngleProperty);
((DoubleAnimation)QuadrantRotation.Children[0]).From = currentAngle;
((DoubleAnimation)QuadrantRotation.Children[0]).To =
(twistDirection == TwistDirection.Clockwise) ? currentAngle + 90 : currentAngle - 90;
((DoubleAnimation)QuadrantRotation.Children[0]).Duration = new Duration(TimeSpan.FromSeconds(1));
QuadrantRotation.BeginTime = TimeSpan.FromSeconds(1);
QuadrantRotation.Begin();
}
void PentagoQuadrant_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
if (mouseDrag)
{
mouseDrag = false;
Double currentAngle = (double)MasterGrid.RenderTransform.GetValue(RotateTransform.AngleProperty);
Duration dur = new Duration(TimeSpan.FromSeconds(0.1));
Double to = currentAngle;
if ((currentAngle % 90) != 0)
{
Double mod360 = currentAngle % 360;
Double mod45 = currentAngle % 45;
if (mod360 < 0)
{
mod360 += 360;
}
if (mod45 < 0)
{
mod45 += 45;
}
to = currentAngle - mod45;
if ((mod360 <= 90 && mod360 > 45) ||
(mod360 <= 360 && mod360 > 315) ||
(mod360 <= 270 && mod360 > 225) ||
(mod360 <= 180 && mod360 > 135))
{
to += 45;
}
}
((DoubleAnimation)QuadrantRotation.Children[0]).From = currentAngle;
((DoubleAnimation)QuadrantRotation.Children[0]).To = to;
((DoubleAnimation)QuadrantRotation.Children[0]).Duration = dur;
QuadrantRotation.ClearValue(Storyboard.BeginTimeProperty);
TwistDirection direction = GetTwistDirectionFromAngles(origAngle, to);
if (direction != TwistDirection.None)
{
sendTwistNotification = true;
latestTwistDirection = direction;
}
this.ReleaseMouseCapture();
QuadrantRotation.Begin();
this.ClearValue(Canvas.ZIndexProperty);
}
}
void PentagoQuadrant_MouseMove(object sender, MouseEventArgs e)
{
if (mouseDrag)
{
Double currentAngle = (double)MasterGrid.RenderTransform.GetValue(RotateTransform.AngleProperty);
Point pos = e.GetPosition(MasterCanvas);
Point center = new Point(MasterCanvas.ActualWidth / 2, MasterCanvas.ActualHeight / 2);
Double newAngle = Math.Atan2(
(center.Y - pos.Y), (pos.X - center.X)
);
newAngle *= (360 / (2 * Math.PI));
Double delta = newAngle - refAngle;
if (Math.Abs(delta) >= 90 && Math.Abs(delta) <= 270)
{
if (dragBlockOn)
{
return;
}
if (Math.Abs(delta) <= 180)
{
delta = (delta > 0) ? 90 : -90;
}
else
{
delta = (delta > 0) ? 270 : -270;
}
dragBlockOn = true;
}
else
{
dragBlockOn = false;
}
Double newToAngle = origAngle - (delta);
Duration dur = new Duration(TimeSpan.FromSeconds(0.01));
((DoubleAnimation)QuadrantRotation.Children[0]).From = currentAngle;
((DoubleAnimation)QuadrantRotation.Children[0]).To = newToAngle;
((DoubleAnimation)QuadrantRotation.Children[0]).Duration = dur;
QuadrantRotation.ClearValue(Storyboard.BeginTimeProperty);
QuadrantRotation.Begin();
}
}
public void Reset()
{
((DoubleAnimation)QuadrantRotation.Children[0]).From = 0;
((DoubleAnimation)QuadrantRotation.Children[0]).To = 0;
((DoubleAnimation)QuadrantRotation.Children[0]).Duration = new Duration(TimeSpan.FromSeconds(0.1));
QuadrantRotation.ClearValue(Storyboard.BeginTimeProperty);
QuadrantRotation.Begin();
NWDot.Reset();
NDot.Reset();
NEDot.Reset();
WDot.Reset();
CenterDot.Reset();
EDot.Reset();
SWDot.Reset();
SDot.Reset();
SEDot.Reset();
}
void PentagoQuadrant_MouseMove(object sender, MouseEventArgs e)
{
if (mouseDrag)
{
Double currentAngle = (double)MasterGrid.RenderTransform.GetValue(CompositeTransform.RotationProperty);
Double currentX = (double)MasterGrid.RenderTransform.GetValue(CompositeTransform.TranslateXProperty);
Double currentY = (double)MasterGrid.RenderTransform.GetValue(CompositeTransform.TranslateYProperty);
Point pos = e.GetPosition(RefGrid);
Point center = new Point(RefGrid.ActualWidth / 2, RefGrid.ActualHeight / 2);
Double newAngle = Math.Atan2(
(center.Y - pos.Y), (pos.X - center.X)
);
newAngle *= (360 / (2 * Math.PI));
Double delta = newAngle - refAngle;
if (Math.Abs(delta) >= 90 && Math.Abs(delta) <= 270)
{
if (dragBlockOn)
{
return;
}
if (Math.Abs(delta) <= 180)
{
delta = (delta > 0) ? 90 : -90;
}
else
{
delta = (delta > 0) ? 270 : -270;
}
dragBlockOn = true;
}
else
{
dragBlockOn = false;
}
Double newToAngle = origAngle - (delta);
Duration dur = new Duration(TimeSpan.FromSeconds(0.01));
((DoubleAnimation)QuadrantRotation.Children[0]).From = currentAngle;
((DoubleAnimation)QuadrantRotation.Children[0]).To = newToAngle;
((DoubleAnimation)QuadrantRotation.Children[0]).Duration = dur;
Double moveProportion = Math.Abs(Math.Sin(4.0 * Math.PI * (newToAngle % 90) / 360.0)) * MasterGrid.ActualWidth * (Math.Sqrt(2.0) - 1) / 2.0;
Double mult = 1.0;
switch (this.Name.ToLower())
{
case "upperright":
case "lowerright":
mult = 1.0;
break;
case "upperleft":
case "lowerleft":
mult = -1.0;
break;
}
((DoubleAnimation)QuadrantTranslation.Children[0]).From = currentX;
((DoubleAnimation)QuadrantTranslation.Children[0]).To = mult * moveProportion;
((DoubleAnimation)QuadrantTranslation.Children[0]).Duration = dur;
switch (this.Name.ToLower())
{
case "upperright":
case "upperleft":
mult = -1.0;
break;
case "lowerright":
case "lowerleft":
mult = 1.0;
break;
}
((DoubleAnimation)QuadrantTranslation.Children[1]).From = currentY;
((DoubleAnimation)QuadrantTranslation.Children[1]).To = mult * moveProportion;
((DoubleAnimation)QuadrantTranslation.Children[1]).Duration = dur;
QuadrantRotation.ClearValue(Storyboard.BeginTimeProperty);
QuadrantTranslation.ClearValue(Storyboard.BeginTimeProperty);
QuadrantTranslation.AutoReverse = false;
QuadrantTranslation.Begin();
QuadrantRotation.Begin();
}
}