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ObservableValue.cs
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ObservableValue.cs
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//The MIT License(MIT)
//Copyright(c) 2016 Alberto Rodriguez & LiveCharts Contributors
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//The above copyright notice and this permission notice shall be included in all
//copies or substantial portions of the Software.
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//SOFTWARE.
using System;
using System.ComponentModel;
namespace LiveCharts.Defaults
{
/// <summary>
/// An already configured chart point, this class notifies the chart to update every time the value property changes
/// </summary>
public class ObservableValue : INotifyPropertyChanged
{
private double _value;
/// <summary>
/// Initializes a new instance of ObservableValue class
/// </summary>
public ObservableValue()
{
}
/// <summary>
/// Initializes a new instance of ObservableValue class with a given value
/// </summary>
/// <param name="value"></param>
public ObservableValue(double value)
{
Value = value;
}
/// <summary>
/// Value in he chart
/// </summary>
public double Value
{
get { return _value; }
set
{
_value = value;
OnPropertyChanged("Value");
}
}
#region INotifyPropertyChangedImplementation
/// <summary>
/// Occurs when a property value changes.
/// </summary>
public event PropertyChangedEventHandler PropertyChanged;
/// <summary>
/// Called when [property changed].
/// </summary>
/// <param name="propertyName">Name of the property.</param>
protected virtual void OnPropertyChanged(string propertyName = null)
{
if (PropertyChanged != null) PropertyChanged.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
#endregion
}
}