项目结构调整

Others/Live-Charts-master/WpfView/DefaultLegend.xaml.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.Collections.Generic;
+using System.ComponentModel;
+using System.Globalization;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+
+namespace LiveCharts.Wpf
+{
+    /// <summary>
+    /// The default legend control, by default a new instance of this control is created for every chart that requires a legend.
+    /// </summary>
+    public partial class DefaultLegend : IChartLegend
+    {
+        private List<SeriesViewModel> _series;
+
+        /// <summary>
+        /// Initializes a new instance of DefaultLegend class
+        /// </summary>
+        public DefaultLegend()
+        {
+            InitializeComponent();
+
+            DataContext = this;
+        }
+
+        /// <summary>
+        /// Property changed event
+        /// </summary>
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        /// <summary>
+        /// Gets the series displayed in the legend.
+        /// </summary>
+        public List<SeriesViewModel> Series
+        {
+            get { return _series; }
+            set
+            {
+                _series = value;
+                OnPropertyChanged("Series");
+            }
+        }
+
+        /// <summary>
+        /// The orientation property
+        /// </summary>
+        public static readonly DependencyProperty OrientationProperty = DependencyProperty.Register(
+            "Orientation", typeof (Orientation?), typeof (DefaultLegend), new PropertyMetadata(null));
+        /// <summary>
+        /// Gets or sets the orientation of the legend, default is null, if null LiveCharts will decide which orientation to use, based on the Chart.Legend location property.
+        /// </summary>
+        public Orientation? Orientation
+        {
+            get { return (Orientation) GetValue(OrientationProperty); }
+            set { SetValue(OrientationProperty, value); }
+        }
+
+        /// <summary>
+        /// The internal orientation property
+        /// </summary>
+        public static readonly DependencyProperty InternalOrientationProperty = DependencyProperty.Register(
+            "InternalOrientation", typeof (Orientation), typeof (DefaultLegend), 
+            new PropertyMetadata(default(Orientation)));
+
+        /// <summary>
+        /// Gets or sets the internal orientation.
+        /// </summary>
+        /// <value>
+        /// The internal orientation.
+        /// </value>
+        public Orientation InternalOrientation
+        {
+            get { return (Orientation) GetValue(InternalOrientationProperty); }
+            set { SetValue(InternalOrientationProperty, value); }
+        }
+
+        /// <summary>
+        /// The bullet size property
+        /// </summary>
+        public static readonly DependencyProperty BulletSizeProperty = DependencyProperty.Register(
+            "BulletSize", typeof(double), typeof(DefaultLegend), new PropertyMetadata(15d));
+        /// <summary>
+        /// Gets or sets the bullet size, the bullet size modifies the drawn shape size.
+        /// </summary>
+        public double BulletSize
+        {
+            get { return (double)GetValue(BulletSizeProperty); }
+            set { SetValue(BulletSizeProperty, value); }
+        }
+
+        /// <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));
+        }
+    }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <seealso cref="System.Windows.Data.IMultiValueConverter" />
+    public class OrientationConverter : IMultiValueConverter
+    {
+        /// <summary>
+        /// Converts source values to a value for the binding target. The data binding engine calls this method when it propagates the values from source bindings to the binding target.
+        /// </summary>
+        /// <param name="values">The array of values that the source bindings in the <see cref="T:System.Windows.Data.MultiBinding" /> produces. The value <see cref="F:System.Windows.DependencyProperty.UnsetValue" /> indicates that the source binding has no value to provide for conversion.</param>
+        /// <param name="targetType">The type of the binding target property.</param>
+        /// <param name="parameter">The converter parameter to use.</param>
+        /// <param name="culture">The culture to use in the converter.</param>
+        /// <returns>
+        /// A converted value.If the method returns null, the valid null value is used.A return value of <see cref="T:System.Windows.DependencyProperty" />.<see cref="F:System.Windows.DependencyProperty.UnsetValue" /> indicates that the converter did not produce a value, and that the binding will use the <see cref="P:System.Windows.Data.BindingBase.FallbackValue" /> if it is available, or else will use the default value.A return value of <see cref="T:System.Windows.Data.Binding" />.<see cref="F:System.Windows.Data.Binding.DoNothing" /> indicates that the binding does not transfer the value or use the <see cref="P:System.Windows.Data.BindingBase.FallbackValue" /> or the default value.
+        /// </returns>
+        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (values[0] == DependencyProperty.UnsetValue) return null;
+
+            return (Orientation?) values[0] ?? (Orientation) values[1];
+        }
+
+        /// <summary>
+        /// Converts a binding target value to the source binding values.
+        /// </summary>
+        /// <param name="value">The value that the binding target produces.</param>
+        /// <param name="targetTypes">The array of types to convert to. The array length indicates the number and types of values that are suggested for the method to return.</param>
+        /// <param name="parameter">The converter parameter to use.</param>
+        /// <param name="culture">The culture to use in the converter.</param>
+        /// <returns>
+        /// An array of values that have been converted from the target value back to the source values.
+        /// </returns>
+        /// <exception cref="System.NotImplementedException"></exception>
+        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}