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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
namespace Tango.Touch.Controls
{
public class TouchArcProgress : ProgressBar
{
private SharedUI.Shapes.Arc _arc;
private SharedUI.Shapes.Arc _arc_base;
public double RingThickness
{
get { return (double)GetValue(RingThicknessProperty); }
set { SetValue(RingThicknessProperty, value); }
}
public static readonly DependencyProperty RingThicknessProperty =
DependencyProperty.Register("RingThickness", typeof(double), typeof(TouchArcProgress), new PropertyMetadata(3.0));
public int MinArcAngle
{
get { return (int)GetValue(MinArcAngleProperty); }
set { SetValue(MinArcAngleProperty, value); }
}
// Using a DependencyProperty as the backing store for MinArcAngle. This enables animation, styling, binding, etc...
public static readonly DependencyProperty MinArcAngleProperty =
DependencyProperty.Register("MinArcAngle", typeof(int), typeof(TouchArcProgress), new PropertyMetadata(40));
public int MaxArcAngle
{
get { return (int)GetValue(MaxArcAngleProperty); }
set { SetValue(MaxArcAngleProperty, value); }
}
// Using a DependencyProperty as the backing store for MaxArcAngle. This enables animation, styling, binding, etc...
public static readonly DependencyProperty MaxArcAngleProperty =
DependencyProperty.Register("MaxArcAngle", typeof(int), typeof(TouchArcProgress), new PropertyMetadata(320));
static TouchArcProgress()
{
DefaultStyleKeyProperty.OverrideMetadata(typeof(TouchArcProgress), new FrameworkPropertyMetadata(typeof(TouchArcProgress)));
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
_arc = GetTemplateChild("PART_ArcValue") as SharedUI.Shapes.Arc;
_arc_base = GetTemplateChild("PART_ArcBase") as SharedUI.Shapes.Arc;
SetArcBase();
SetArc();
}
protected override void OnValueChanged(double oldValue, double newValue)
{
base.OnValueChanged(oldValue, newValue);
SetArc();
}
protected override void OnMinimumChanged(double oldMinimum, double newMinimum)
{
base.OnMinimumChanged(oldMinimum, newMinimum);
SetArcBase();
SetArc();
}
protected override void OnMaximumChanged(double oldMaximum, double newMaximum)
{
base.OnMaximumChanged(oldMaximum, newMaximum);
SetArcBase();
SetArc();
}
private void SetArcBase()
{
if (_arc_base != null)
{
_arc_base.StartAngle = ((MaxArcAngle - MinArcAngle) * (Minimum / (Maximum - Minimum))) + MinArcAngle;
_arc_base.EndAngle = ((MaxArcAngle - MinArcAngle) * (Maximum / (Maximum - Minimum))) + MinArcAngle;
}
}
private void SetArc()
{
if (_arc != null)
{
_arc.StartAngle = ((MaxArcAngle - MinArcAngle) * (Minimum / (Maximum - Minimum))) + MinArcAngle;
_arc.EndAngle = ((MaxArcAngle - MinArcAngle) * (Value / (Maximum - Minimum))) + MinArcAngle;
}
}
}
}
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