private void minuteHand_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
if (this.clockHandState == ClockHandState.HourHandSelected)
{
return;
}
if (this.clockHandState == ClockHandState.MinuteHandSelected)
{
this.minuteHandBlinkStoryboard.Stop();
this.clockHandState = ClockHandState.NotSelected;
}
else
{
this.minuteHandBlinkStoryboard.Begin();
this.clockHandState = ClockHandState.MinuteHandSelected;
}
}
private void clockHandDispatcherTimer_Tick(object sender, EventArgs e)
{
if (this.clockHandState == ClockHandState.HourHandSelected)
{
if (this.isClockwise)
{
this.hourHandRotation.Rotation = (this.hourHandRotation.Rotation + 30) % 720;
}
else
{
this.hourHandRotation.Rotation = (this.hourHandRotation.Rotation + 690) % 720;
}
this.angleToGo -= 30;
}
else if (this.clockHandState == ClockHandState.MinuteHandSelected)
{
if (this.isClockwise)
{
this.minuteHandRotation.Rotation = (this.minuteHandRotation.Rotation + 6) % 360;
this.hourHandRotation.Rotation = (this.hourHandRotation.Rotation + 0.5) % 720;
}
else
{
this.minuteHandRotation.Rotation = (this.minuteHandRotation.Rotation + 354) % 360;
this.hourHandRotation.Rotation = (this.hourHandRotation.Rotation + 719.5) % 720;
}
this.angleToGo -= 6;
}
if (this.angleToGo <= 0)
{
int hours = (int)((this.hourHandRotation.Rotation + 90) % 720) / 30;
int minutes = (int)Math.Round(((this.minuteHandRotation.Rotation + 90) % 360) / 6);
this.timePicker.Value = new DateTime(1, 1, 1, hours, minutes, 0);
this.minuteHandBlinkStoryboard.Stop();
this.hourHandBlinkStoryboard.Stop();
this.clockHandDispatcherTimer.Stop();
this.clockHandState = ClockHandState.NotSelected;
}
}
private void hourHand_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
if (this.clockHandState == ClockHandState.MinuteHandSelected)
{
return;
}
// Do not try to merge the code below as
// "this.isHourHandSelected = !this.isHourHandSelected",
// becuse the quoted code could theoretically cause a race condition.
if (this.clockHandState == ClockHandState.HourHandSelected)
{
this.hourHandBlinkStoryboard.Stop();
this.clockHandState = ClockHandState.NotSelected;
}
else if (this.clockHandState == ClockHandState.NotSelected)
{
this.hourHandBlinkStoryboard.Begin();
this.clockHandState = ClockHandState.HourHandSelected;
}
}
