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2026-09-30 22:28:28 +00:00 · 2016-03-05 14:06:38 +01:00
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+/*
+ * NPlot - A charting library for .NET
+ * 
+ * PiePlot.cs
+ * Copyright (C) 2003-2006 Matt Howlett and others.
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of NPlot nor the names of its contributors may
+ *    be used to endorse or promote products derived from this software without
+ *    specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+using System;
+using System.Drawing;
+
+namespace scpl
+{
+	/// <summary>
+	/// Description résumée de PiePlot.
+	/// </summary>
+	public class PiePlot : BasePlot, IPlot
+	{
+		public PiePlot(ISequenceAdapter datas)
+		{
+			//
+			// TODO : ajoutez ici la logique du constructeur
+			//
+			this.Data=datas;
+
+			_brushes=new Brush[_MaxBrush];
+
+        _brushes[0] = Brushes.DarkBlue;
+        _brushes[1] = Brushes.Yellow;
+        _brushes[2] = Brushes.Green;
+        _brushes[3] = Brushes.Brown;
+        _brushes[4] = Brushes.Blue;
+        _brushes[5] = Brushes.Red;
+        _brushes[6] = Brushes.LightGreen;
+        _brushes[7] = Brushes.Salmon;
+}
+
+		private ISequenceAdapter data_;
+		private double _Total;
+		const int _MaxBrush=8;
+		private Brush[] _brushes;
+
+		public ISequenceAdapter Data
+		{
+			get
+			{
+				return data_;
+			}
+			set
+			{
+				data_ = value;
+
+				// calculate the sum of all value (this is related to 360°)
+				_Total = 0;
+				for ( int i=0; i<data_.Count; ++i )
+				{
+					_Total += data_[i].Y;
+				}
+			}
+		}
+
+		#region SuggestXAxis
+		public virtual Axis SuggestXAxis()
+		{
+				return data_.SuggestXAxis();
+		}
+		#endregion
+
+		#region SuggestXAxis
+		public virtual Axis SuggestYAxis()
+		{
+			return data_.SuggestYAxis();
+		}
+		#endregion
+
+		public virtual void Draw( Graphics g, PhysicalAxis xAxis, PhysicalAxis yAxis )
+		{
+			int LastAngle=0,ReelAngle;
+
+			float rx=(xAxis.PhysicalMax.X - xAxis.PhysicalMin.X);
+			float ry=(yAxis.PhysicalMin.Y - yAxis.PhysicalMax.Y);
+
+			int h=(int) (ry * 0.8);
+			int w= (int) (rx * 0.8);
+
+			// This is to keep the pie based on a circle (i.e. inside a square)
+			int s=Math.Min(h,w);
+
+			// calculate boundary rectangle coordinate
+			int cy=(int) (yAxis.PhysicalMax.Y + (h * 1.2 - s) / 2);
+			int cx=(int) (xAxis.PhysicalMin.X + (w * 1.2 - s) / 2);
+
+			for (int i=0; i<this.Data.Count; ++i)
+			{
+				ReelAngle = (int) (data_[i].Y * 360 / _Total);
+				g.FillPie(_brushes[i % _MaxBrush], cx, cy, s, s, LastAngle, ReelAngle);
+				LastAngle += ReelAngle;
+			}
+		}
+	}
+}
+*/