项目结构调整

Others/Live-Charts-master/UwpView/StackedAreaSeries.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 Windows.Foundation;
+using Windows.UI;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Shapes;
+using LiveCharts.Definitions.Series;
+using LiveCharts.SeriesAlgorithms;
+using LiveCharts.Uwp.Components;
+
+namespace LiveCharts.Uwp
+{
+    /// <summary>
+    /// The stacked area compares trends and percentage, add this series to a cartesian chart
+    /// </summary>
+    public class StackedAreaSeries : LineSeries, IStackedAreaSeriesView
+    {
+        #region Constructors
+        /// <summary>
+        /// Initializes a new instance of StackedAreaSeries class
+        /// </summary>
+        public StackedAreaSeries()
+        {
+            Model = new StackedAreaAlgorithm(this);
+            InitializeDefuaults();
+        }
+
+        /// <summary>
+        /// Initializes a new instance of StackedAreaSeries class, with a given mapper
+        /// </summary>
+        public StackedAreaSeries(object configuration)
+        {
+            Model = new StackedAreaAlgorithm(this);
+            Configuration = configuration;
+            InitializeDefuaults();
+        }
+
+        #endregion
+
+        #region Private Properties
+        #endregion
+
+        #region Properties
+
+        /// <summary>
+        /// The stack mode property
+        /// </summary>
+        public static readonly DependencyProperty StackModeProperty = DependencyProperty.Register(
+            "StackMode", typeof (StackMode), typeof (StackedAreaSeries), 
+            new PropertyMetadata(default(StackMode), CallChartUpdater()));
+        /// <summary>
+        /// Gets or sets the series stacked mode, values or percentage
+        /// </summary>
+        public StackMode StackMode
+        {
+            get { return (StackMode) GetValue(StackModeProperty); }
+            set { SetValue(StackModeProperty, value); }
+        }
+        #endregion
+
+        #region Overridden Methods
+
+        /// <summary>
+        /// This method runs when the update starts
+        /// </summary>
+        public override void OnSeriesUpdateStart()
+        {
+            ActiveSplitters = 0;
+
+            if (SplittersCollector == short.MaxValue - 1)
+            {
+                //just in case!
+                Splitters.ForEach(s => s.SplitterCollectorIndex = 0);
+                SplittersCollector = 0;
+            }
+
+            SplittersCollector++;
+
+            if (Figure != null && Values != null)
+            {
+                var xIni = ChartFunctions.ToDrawMargin(Values.GetTracker(this).XLimit.Min, AxisOrientation.X, Model.Chart, ScalesXAt);
+
+                if (Model.Chart.View.DisableAnimations)
+                    Figure.StartPoint = new Point(xIni, Model.Chart.DrawMargin.Height);
+                else
+                    Figure.BeginPointAnimation(nameof(PathFigure.StartPoint), new Point(xIni, Model.Chart.DrawMargin.Height), Model.Chart.View.AnimationsSpeed);
+            }
+
+            if (IsPathInitialized)
+            {
+                Model.Chart.View.EnsureElementBelongsToCurrentDrawMargin(Path);
+                Path.Stroke = Stroke;
+                Path.StrokeThickness = StrokeThickness;
+                Path.Fill = Fill;
+                Path.Visibility = Visibility;
+                Path.StrokeDashArray = StrokeDashArray;
+                return;
+            }
+
+            IsPathInitialized = true;
+
+            Path = new Path
+            {
+                Stroke = Stroke,
+                StrokeThickness = StrokeThickness,
+                Fill = Fill,
+                Visibility = Visibility,
+                StrokeDashArray = StrokeDashArray
+            };
+
+            var geometry = new PathGeometry();
+            Figure = new PathFigure();
+            geometry.Figures.Add(Figure);
+            Path.Data = geometry;
+            Model.Chart.View.AddToDrawMargin(Path);
+
+            var x = ChartFunctions.ToDrawMargin(ActualValues.GetTracker(this).XLimit.Min, AxisOrientation.X, Model.Chart, ScalesXAt);
+            Figure.StartPoint = new Point(x, Model.Chart.DrawMargin.Height);
+
+            var i = Model.Chart.View.Series.IndexOf(this);
+            Canvas.SetZIndex(Path, Model.Chart.View.Series.Count - i);
+        }
+
+        #endregion
+
+        #region Public Methods 
+
+
+        #endregion
+
+        #region Private Methods
+
+        private void InitializeDefuaults()
+        {;
+            //this.SetIfNotSet(PointGeometrySizeProperty, 0d);
+            //this.SetIfNotSet(ForegroundProperty, new SolidColorBrush(Color.FromArgb(255, 229, 229, 229)));
+            //this.SetIfNotSet(StrokeThicknessProperty, 0d);
+
+            DefaultFillOpacity = 1;
+
+            Func<ChartPoint, string> defaultLabel = x => Model.CurrentYAxis.GetFormatter()(x.Y);
+            this.SetIfNotSet(LabelPointProperty, defaultLabel);
+
+            Splitters = new List<LineSegmentSplitter>();
+        }
+
+        #endregion
+    }
+}