项目结构调整

Others/Live-Charts-master/Core/Charts/PieChartCore.cs

@@ -0,0 +1,112 @@
+//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.Linq;
+using LiveCharts.Definitions.Charts;
+using LiveCharts.Definitions.Series;
+using LiveCharts.Dtos;
+using LiveCharts.Helpers;
+
+namespace LiveCharts.Charts
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <seealso cref="LiveCharts.Charts.ChartCore" />
+    public class PieChartCore : ChartCore
+    {
+        #region Constructors
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PieChartCore"/> class.
+        /// </summary>
+        /// <param name="view">The view.</param>
+        /// <param name="updater">The updater.</param>
+        public PieChartCore(IChartView view, ChartUpdater updater) : base(view, updater)
+        {
+            updater.Chart = this;
+        }
+
+        #endregion
+
+        #region Publics
+
+        /// <summary>
+        /// Prepares the axes.
+        /// </summary>
+        /// <exception cref="LiveChartsException">There is a invalid series in the series collection, " +
+        ///                     "verify that all the series implement IPieSeries.</exception>
+        public override void PrepareAxes()
+        {
+            View.Zoom = ZoomingOptions.None;
+
+            if (View.ActualSeries.Any(x => !(x.Model is IPieSeries)))
+                throw new LiveChartsException(
+                    "There is a invalid series in the series collection, " +
+                    "verify that all the series implement IPieSeries.");
+
+            foreach (var xi in AxisX)
+            {
+                xi.S = 1;
+                xi.BotLimit = View.ActualSeries.Select(x => x.Values.GetTracker(x).XLimit.Min)
+                    .DefaultIfEmpty(0).Min();
+                xi.TopLimit = View.ActualSeries.Select(x => x.Values.GetTracker(x).XLimit.Max)
+                    .DefaultIfEmpty(0).Max();
+
+                if (Math.Abs(xi.BotLimit - xi.TopLimit) < xi.S * .01)
+                {
+                    xi.BotLimit -= xi.S;
+                    xi.TopLimit += xi.S;
+                }
+            }
+
+            foreach (var yi in AxisY)
+            {
+                //yi.CalculateSeparator(this, AxisTags.X);
+                yi.BotLimit = View.ActualSeries.Select(x => x.Values.GetTracker(x).YLimit.Min)
+                    .DefaultIfEmpty(0).Min();
+                yi.TopLimit = View.ActualSeries.Select(x => x.Values.GetTracker(x).YLimit.Max)
+                    .DefaultIfEmpty(0).Max();
+
+                if (Math.Abs(yi.BotLimit - yi.TopLimit) < yi.S * .01)
+                {
+                    yi.BotLimit -= yi.S;
+                    yi.TopLimit += yi.S;
+                }
+            }
+
+            StackPoints(View.ActualSeries, AxisOrientation.Y, 0);
+
+            var curSize = new CoreRectangle(0, 0, ControlSize.Width, ControlSize.Height);
+
+            curSize = PlaceLegend(curSize);
+
+            DrawMargin.Top = curSize.Top;
+            DrawMargin.Left = curSize.Left;
+            DrawMargin.Width = curSize.Width;
+            DrawMargin.Height = curSize.Height;
+        }
+
+        #endregion
+
+    }
+}