private void GenerateButtons(Panel canvas, List <int> range, ClockItemMember mode, double innerRatio, string format)
{
double anglePerItem = 360.0 / range.Count;
double radiansPerItem = anglePerItem * (Math.PI / 180);
if (canvas.Width < 10.0 || Math.Abs(canvas.Height - canvas.Width) > 0.0)
{
return;
}
this.canvasCenter = new Point(canvas.Width / 2, canvas.Height / 2);
double hypotenuseRadius = this.canvasCenter.X * innerRatio;
foreach (int value in range)
{
double adjacent = Math.Cos(value * radiansPerItem) * hypotenuseRadius;
double opposite = Math.Sin(value * radiansPerItem) * hypotenuseRadius;
double centerX = this.canvasCenter.X + opposite;
double centerY = this.canvasCenter.Y - adjacent;
ClockButton button = new ClockButton(mode, value, centerX, centerY, innerRatio < 1.0, this)
{
Content = (value == 60 ? 0 : (value == 24 ? 0 : value)).ToString(format),
};
if (innerRatio < 1.0)
{
button.TextOpacity = 0.7;
button.FontSize = 11;
}
if (mode == ClockItemMember.Minutes && (value % 5 != 0))
{
button.Width = 10;
button.Height = 10;
button.Style = this.FindResource <Style>("HintClockButtonStyle");
}
else
{
button.Width = 40;
button.Height = 40;
}
Canvas.SetLeft(button, centerX - button.Width / 2);
Canvas.SetTop(button, centerY - button.Height / 2);
canvas.Children.Add(button);
}
}
public void OnButtonDragCompleted(ClockButton sender, DragCompletedEventArgs e)
{
if (this.DisplayMode == ClockItemMember.Hours)
{
this.DisplayMode = ClockItemMember.Minutes;
}
else
{
if (this.TimeSelected != null)
{
this.TimeSelected(this, EventArgs.Empty);
}
}
}
protected override void OnApplyTemplate()
{
this.textBlockHours = this.GetTemplateChild("PART_TextBlockHours") as TextBlock;
if (this.textBlockHours == null)
{
throw new NotSupportedException("Could not find PART_TextBlockHours in the control template");
}
this.textBlockMinutes = this.GetTemplateChild("PART_TextBlockMinutes") as TextBlock;
if (this.textBlockMinutes == null)
{
throw new NotSupportedException("Could not find PART_TextBlockMinutes in the control template");
}
var textBlockAmPm = this.GetTemplateChild("PART_TextBlockAmPmIndicator") as TextBlock;
if (textBlockAmPm == null)
{
throw new NotSupportedException("Could not find PART_TextBlockAmPmIndicator in the control template");
}
textBlockAmPm.Tapped += (s, e) => this.IsPostMeridiem = !this.IsPostMeridiem;
this.hoursCanvas = this.GetTemplateChild("PART_HoursCanvas") as Canvas;
if (this.hoursCanvas == null)
{
throw new NotSupportedException("Could not find PART_HoursCanvas in the control template");
}
this.minutesCanvas = this.GetTemplateChild("PART_MinutesCanvas") as Canvas;
if (this.minutesCanvas == null)
{
throw new NotSupportedException("Could not find PART_MinutesCanvas in the control template");
}
this.hoursLine = this.GetTemplateChild("PART_HoursLine") as Line;
if (this.hoursLine == null)
{
throw new NotSupportedException("Could not find PART_HoursLine in the control template");
}
this.textBlockHours.Tapped += (s, e) => this.DisplayMode = ClockItemMember.Hours;
this.textBlockMinutes.Tapped += (s, e) => this.DisplayMode = ClockItemMember.Minutes;
this.GenerateButtons();
this.DisplayMode = ClockItemMember.Hours;
this.UpdateHeaderDisplay();
this.SelectAppropriateButtons();
}
public ClockButton(ClockItemMember mode, int value, double centerX, double centerY, bool isInner, IClock owner)
{
if (owner == null)
{
throw new ArgumentNullException(nameof(owner));
}
this.Mode = mode;
this.IsInner = isInner;
this.Value = value;
this.centerX = centerX;
this.centerY = centerY;
this.owner = owner;
}
protected override void OnKeyUp(KeyRoutedEventArgs e)
{
if (e.Key == VirtualKey.Up || e.Key == VirtualKey.Down)
{
this.DeltaCurrentDisplayMode(e.Key == VirtualKey.Up);
}
else if ((e.Key == VirtualKey.Enter || e.Key == VirtualKey.Right) && this.DisplayMode == ClockItemMember.Hours)
{
this.DisplayMode = ClockItemMember.Minutes;
}
else if (e.Key == VirtualKey.Left && this.DisplayMode == ClockItemMember.Minutes)
{
this.DisplayMode = ClockItemMember.Hours;
}
}
public void OnButtonTapped(ClockButton sender)
{
if (sender.Mode == ClockItemMember.Hours)
{
int hour = sender.Value;
if (this.Is24HoursEnabled)
{
if (hour == 12)
{
hour = 0;
}
else if (hour == 0)
{
hour = 12;
}
}
else
{
hour = (hour % 12);
if (this.IsPostMeridiem)
{
hour += 12;
}
}
this.Time = new DateTime(this.Time.Year, this.Time.Month, this.Time.Day, hour, this.Time.Minute, 0);
this.DisplayMode = ClockItemMember.Minutes;
if (this.selectedHoursButton != null)
{
this.selectedHoursButton.IsChecked = false;
}
this.selectedHoursButton = sender;
}
else
{
int minute = sender.Value % 60;
this.Time = new DateTime(this.Time.Year, this.Time.Month, this.Time.Day, this.Time.Hour, minute, 0);
if (this.selectedMinutesButton != null)
{
this.selectedMinutesButton.IsChecked = false;
}
this.selectedMinutesButton = sender;
}
this.CheckButton(sender);
}
private ClockButton GetClockButtonForTime(ClockItemMember member)
{
Canvas canvas;
Func <ClockButton, bool> predicate;
if (member == ClockItemMember.Hours)
{
canvas = this.hoursCanvas;
predicate = button =>
{
int hours = this.Time.Hour;
if (this.Is24HoursEnabled)
{
if (hours == 0)
{
hours = 24;
}
}
else if (hours == 0)
{
hours = 12;
}
else if (hours > 12)
{
hours = hours - 12;
}
return(button.Value == hours);
};
}
else
{
canvas = this.minutesCanvas;
predicate = button => button.Value % 60 == this.Time.Minute;
}
return(canvas.Children.OfType <ClockButton>().First(predicate));
}
public void OnButtonDragCompleted(ClockButton sender, DragCompletedEventArgs e)
{
this.DisplayMode = ClockItemMember.Minutes;
}
private void SetDisplayMode(ClockItemMember mode)
{
this.displayMode = mode;
VisualStateManager.GoToState(this, mode == ClockItemMember.Hours ? "Normal" : "Minutes", true);
}
