C# ZedGraph.PointPair类代码示例

 public override void SetupPen(Pen pen, LineBase line, PointPair dataValue)
 {
     if(callback(dataValue))
         DefaultSetup(line, pen);
     else
         pen.DashStyle = DashStyle.Solid;
 }

        public void Page_Load(object sender, EventArgs e)
        {
            Double donnéeDeCourbe = 6.5;

            double[] x        = new double[100];
            double[] maximum  = new double[100];
            double[] minimum  = new double[100];
            double[] moyenne  = new double[100];
            double[] variable = new double[100];

            for (int i = 0; i < x.Length; i++)
            {
                x[i] = i;
                maximum[i] = 9;
                minimum[i] = 3;
                moyenne[i] = 6;
                variable[i] = donnéeDeCourbe;
            }

            // This is to remove all plots
            zedGraphControl1.GraphPane.CurveList.Clear();

            GraphPane myPane = zedGraphControl1.GraphPane;

            // Définis la liste des points
            PointPairList spl1 = new PointPairList(x, maximum);
            PointPairList spl2 = new PointPairList(x, minimum);
            PointPairList spl3 = new PointPairList(x, moyenne);
            PointPairList spl4 = new PointPairList(x, variable);
            PointPairList Ppl = new PointPairList();
            int y =0;
            foreach (Ech_Resultat Er in Ech_ResultatDB.List())
            {
                y++;
                PointPair Pp = new PointPair(y, Er.Resultat, EchantillonDB.Get(Er.ID_Echantillon).NumLot);
                Ppl.Add(Pp);
            }

            // Ajouter les lignes a mon graphique
            LineItem myCurve1 = myPane.AddCurve("", spl1, Color.DarkBlue, SymbolType.None);
            LineItem myCurve2 = myPane.AddCurve("Minimum Maximum", spl2, Color.DarkBlue, SymbolType.None);
            LineItem myCurve3 = myPane.AddCurve("moyenne", spl3, Color.Black, SymbolType.None);
            LineItem myCurve4 = myPane.AddCurve("Resultat", Ppl, Color.ForestGreen, SymbolType.Diamond);

            myCurve1.Line.Width = 2.0F;
            myCurve2.Line.Width = 2.0F;
            myCurve3.Line.Width = 2.0F;
            myCurve4.Line.Width = 2.0F;

            myPane.Title.Text = "Graphique épaisseur peinture";
            myPane.XAxis.Title.Text = "Test";
            myPane.YAxis.Title.Text = "Epaisseur peinture";
            myPane.Legend.Position = ZedGraph.LegendPos.Bottom;

            // I add all three functions just to be sure it refeshes the plot.
            zedGraphControl1.AxisChange();
            zedGraphControl1.Invalidate();
            zedGraphControl1.Refresh();
        }

        public void UpdateGraph()
        {
            zedGraphControl.GraphPane.GraphObjList.Clear();
            zedGraphControl.GraphPane.CurveList.Clear();
            var currentRow = bindingSource.Current as DataRow;
            var target = comboTarget.SelectedItem;
            if (currentRow != null)
            {
                var refinedPoints = new PointPairList();
                var outliers = new PointPairList();
                var regression = currentRow.Refined ?? currentRow.Unrefined;
                if (regression != null && regression.OriginalTimes.Count > 0)
                {
                    var outlierIndexes = regression.OutlierIndexes;
                    for (int i = 0; i < regression.TotalCount; i++)
                    {
                        var point = new PointPair(regression.OriginalTimes[i], regression.TargetTimes[i], currentRow.RegressedPeptides[i]);
                        if (outlierIndexes.Contains(i))
                        {
                            outliers.Add(point);
                        }
                        else
                        {
                            refinedPoints.Add(point);
                        }
                    }
                    var refinedScatter = zedGraphControl.GraphPane.AddCurve("Refined Points", refinedPoints, Color.Black, SymbolType.Diamond);
                    refinedScatter.Symbol.Size = 8f;
                    refinedScatter.Line.IsVisible = false;
                    refinedScatter.Symbol.Border.IsVisible = false;
                    refinedScatter.Symbol.Fill = new Fill(Color.DarkBlue);
                    if (outliers.Count > 0)
                    {
                        var outlierScatter = zedGraphControl.GraphPane.AddCurve("Outliers", outliers, Color.Black,
                                                                                   SymbolType.Diamond);
                        outlierScatter.Symbol.Size = 8f;
                        outlierScatter.Line.IsVisible = false;
                        outlierScatter.Symbol.Border.IsVisible = false;
                        outlierScatter.Symbol.Fill = new Fill(Color.BlueViolet);
                    }
                    double xMin = regression.OriginalTimes.Min();
                    double xMax = regression.OriginalTimes.Max();
                    var regressionLine = zedGraphControl.GraphPane
                        .AddCurve("Regression line", new[] { xMin, xMax },
                            new[] { xMin * regression.Slope + regression.Intercept,xMax * regression.Slope + regression.Intercept},
                            Color.Black);
                    regressionLine.Symbol.IsVisible = false;
                    zedGraphControl.GraphPane.Title.Text = string.Format("Alignment of {0} to {1}",
                        currentRow.MsDataFile,
                        target);
                    zedGraphControl.GraphPane.XAxis.Title.Text
                        = string.Format("Time from {0}", currentRow.DataFile);
                    zedGraphControl.GraphPane.YAxis.Title.Text = "Aligned time";
                    zedGraphControl.GraphPane.AxisChange();
                    zedGraphControl.Invalidate();

                }
            }
        }

 public void addPoint(PointPair p)
 {
     if (points.Count >= 3)
     {
         throw new BarierIsFull("Введены все точки препятствия");
     }
     p.Y = interval.profile.getY(p.X);
     points.Add(p);
     points.Sort();
 }

        public void editPoint(int index, PointPair p, PointPair oldP)
        {
            if (!interval.isPointOnInterval(p))
            {
                points[index] = oldP;
                throw new InvalidPointPositon(p.ToString());
            }

            p.Y = interval.profile.getY(p.X);
            points[index] = p;
            points.Sort();
        }

        public void RenderTimeTaken()
        {
            ClearSeries();

            var parser = new ResultsParser();
            var times = parser.TimeLineDataForIndividualRequest(Results,Url);

            var pane = Chart.GraphPane;

            pane.Title.Text = "Time taken per request for\r\n" + Url;
            pane.Title.FontSpec.FontColor = Color.DarkBlue;
            pane.Title.FontSpec.Size = 14.25F;
            pane.Title.FontSpec.IsBold = true;

            pane.LineType = LineType.Normal;
            pane.XAxis.Title.Text = "Request number";
            pane.YAxis.Title.Text = "milli-seconds";
            pane.Chart.Fill = new Fill(Color.LightYellow, Color.PaleGoldenrod, 45.0F);
            Chart.IsShowPointValues = true;

            PointPairList series = new PointPairList();

            foreach (var req in times.Where( t=> !t.IsError ))
            {
                var pt = new PointPair(req.RequestNo, req.TimeTaken,req.TimeTaken.ToString());
                series.Add(pt);
            }

            var curve = pane.AddCurve("Success", series, Color.Green, SymbolType.Circle);
            curve.Line.Width = 2.0F;
            curve.Line.IsAntiAlias = true;
            curve.Symbol.Fill = new Fill(Color.LightYellow);
            curve.Symbol.Size = 4;

            PointPairList series2 = new PointPairList();

            foreach (var req in times.Where( t=> t.IsError ))
            {
                var point = new PointPair(req.TimeTaken,req.RequestNo);
                series2.Add(point);
            }

            var curve2 = pane.AddCurve("Errors", series2, Color.Red);
            curve2.Line.Width = 2.0F;
            curve2.Line.IsAntiAlias = true;
            curve2.Symbol.Fill = new Fill(Color.White);
            curve2.Symbol.Size = 4;

            // Force refresh of chart
            pane.AxisChange();
        }

        // Indexer: get the Sample instance at the specified ordinal position in the list
        public PointPair this[int index]
        {
            get
            {
                PointPair pt = new PointPair();
                DateTimePlotPoint aPoint = aList[index];
                pt.X = GetValue(aPoint, XType);
                pt.Y = GetValue(aPoint, YType);
                pt.Tag = aPoint.Tag;
                return pt;
            }
            set
            {

            }
        }

		/// <summary> 
		/// Indexer to access the specified <see cref="PointPair"/> object by 
		/// its ordinal position in the list. 
		/// </summary> 
		/// <param name="index">The ordinal position (zero-based) of the 
		/// <see cref="PointPair"/> object to be accessed.</param> 
		/// <value>A <see cref="PointPair"/> object reference.</value> 
		public PointPair this[int index] {
			get {
				if (index < 0 || index >= _bindingSource.Count)
					throw new System.ArgumentOutOfRangeException("Error: Index out of range");

				object row = _bindingSource[index];

				double x = GetDouble(row, _xDataMember, index);
				double y = GetDouble(row, _yDataMember, index);
				double z = GetDouble(row, _zDataMember, index);
				object tag = GetObject(row, _tagDataMember);

				PointPair pt = new PointPair(x, y, z);
				pt.Tag = tag;
				return pt;
			}
		}

        /// <summary>
        /// Create a <see cref="Pen" /> object based on the properties of this
        /// <see cref="LineBase" />.
        /// </summary>
        /// <param name="pane">The owner <see cref="GraphPane" /> of this
        /// <see cref="LineBase" />.
        /// </param>
        /// <param name="scaleFactor">
        /// The scaling factor to be used for rendering objects.  This is calculated and
        /// passed down by the parent <see cref="GraphPane"/> object using the
        /// <see cref="PaneBase.CalcScaleFactor"/> method, and is used to proportionally adjust
        /// font sizes, etc. according to the actual size of the graph.
        /// </param>
        /// <param name="dataValue">The data value to be used for a value-based
        /// color gradient.  This is only applicable if <see cref="Fill.Type">GradientFill.Type</see>
        /// is one of <see cref="FillType.GradientByX"/>,
        /// <see cref="FillType.GradientByY"/>, <see cref="FillType.GradientByZ"/>,
        /// or <see cref="FillType.GradientByColorValue" />.
        /// </param>
        /// <returns>A <see cref="Pen" /> object with the properties of this <see cref="LineBase" />
        /// </returns>
        public Pen GetPen( PaneBase pane, float scaleFactor, PointPair dataValue )
        {
            Color color = _color;
            if ( _gradientFill.IsGradientValueType )
                color = _gradientFill.GetGradientColor( dataValue );

            Pen pen = new Pen( color,
                        pane.ScaledPenWidth( _width, scaleFactor ) );

            pen.DashStyle = _style;

            if ( _style == DashStyle.Custom )
            {
                CustomDashes.SetupPen(pen, this, dataValue);
            }

            return pen;
        }

        /// <summary>
        /// Add a set of values onto the head of the queue,
        /// overwriting old values if the buffer is full.
        /// </summary>
        /// <remarks>
        /// This method is much more efficient that the <see cref="Add(PointPair)">Add(PointPair)</see>
        /// method, since it does not require that a new PointPair instance be provided.
        /// If the buffer already contains a <see cref="PointPair"/> at the head position,
        /// then the x, y, z, and tag values will be copied into the existing PointPair.
        /// Otherwise, a new PointPair instance must be created.
        /// In this way, each PointPair position in the rolling list will only be allocated one time.
        /// To truly be memory efficient, the <see cref="Remove" />, <see cref="RemoveAt" />,
        /// and <see cref="Pop" /> methods should be avoided.  Also, the <paramref name="tag"/> property
        /// for this method should be null, since it is a reference type.
        /// </remarks>
        /// <param name="x">The X value</param>
        /// <param name="y">The Y value</param>
        /// <param name="z">The Z value</param>
        /// <param name="tag">The Tag value for the PointPair</param>
        public void Add( double x, double y, double z, object tag )
        {
            // advance the rolling list
            GetNextIndex();

            if ( _mBuffer[_headIdx] == null )
                _mBuffer[_headIdx] = new PointPair( x, y, z, tag );
            else
            {
                _mBuffer[_headIdx].X = x;
                _mBuffer[_headIdx].Y = y;
                _mBuffer[_headIdx].Z = z;
                _mBuffer[_headIdx].Tag = tag;
            }
        }

        /// <summary>
        /// Constructs a buffer with a copy of the items within the provided
        /// <see cref="IPointList" />.
        /// The <see cref="Capacity" /> is set to the length of the provided list.
        /// </summary>
        /// <param name="rhs">The <see cref="IPointList" /> to be copied.</param>
        public RollingPointPairList( IPointList rhs )
        {
            _mBuffer = new PointPair[rhs.Count];

            for ( int i = 0; i < rhs.Count; i++ )
            {
                _mBuffer[i] = new PointPair( rhs[i] );
            }

            _headIdx = rhs.Count - 1;
            _tailIdx = 0;
        }

 public Profile(PointPair begin, PointPair end, Interval interval)
 {
     points = new PointPairList();
     points.Add(begin);
     points.Add(end);
     this.interval = interval;
     curve = new LineItem("Профиль интервала", points, Color.Black, SymbolType.Circle);
     interval.graphPane.CurveList.Add(curve);
 }

 public override PointAnnotation AnnotatePoint(PointPair point)
 {
     return null;
 }

		/// <summary>
		/// Draw the <see cref="ErrorBar"/> to the specified <see cref="Graphics"/>
		/// device at the specified location.
		/// </summary>
		/// <param name="g">
		/// A graphic device object to be drawn into.  This is normally e.Graphics from the
		/// PaintEventArgs argument to the Paint() method.
		/// </param>
		/// <param name="pane">
		/// A reference to the <see cref="GraphPane"/> object that is the parent or
		/// owner of this object.
		/// </param>
		/// <param name="isXBase">boolean value that indicates if the "base" axis for this
		/// <see cref="ErrorBar"/> is the X axis.  True for an <see cref="XAxis"/> base,
		/// false for a <see cref="YAxis"/> or <see cref="Y2Axis"/> base.</param>
		/// <param name="pixBase">The independent axis position of the center of the error bar in
		/// pixel units</param>
		/// <param name="pixValue">The dependent axis position of the top of the error bar in
		/// pixel units</param>
		/// <param name="pixLowValue">The dependent axis position of the bottom of the error bar in
		/// pixel units</param>
		/// <param name="scaleFactor">
		/// The scaling factor for the features of the graph based on the <see cref="PaneBase.BaseDimension"/>.  This
		/// scaling factor is calculated by the <see cref="PaneBase.CalcScaleFactor"/> method.  The scale factor
		/// represents a linear multiple to be applied to font sizes, symbol sizes, etc.</param>
		/// <param name="pen">A pen with attributes of <see cref="Color"/> and
		/// <see cref="PenWidth"/> for this <see cref="ErrorBar"/></param>
		/// <param name="dataValue">The data value to be used for a value-based
		/// color gradient.  This is only applicable for <see cref="FillType.GradientByX"/>,
		/// <see cref="FillType.GradientByY"/> or <see cref="FillType.GradientByZ"/>.</param>
		/// <param name="isSelected">Indicates that the <see cref="ErrorBar" /> should be drawn
		/// with attributes from the <see cref="Selection" /> class.
		/// </param>
		public void Draw( Graphics g, GraphPane pane, bool isXBase,
								float pixBase, float pixValue,
								float pixLowValue, float scaleFactor, Pen pen, bool isSelected,
								PointPair dataValue )
		{
			if ( isXBase )
			{
				g.DrawLine( pen, pixBase, pixValue, pixBase, pixLowValue );
				_symbol.DrawSymbol( g, pane, (int)pixBase, (int)pixValue,
							scaleFactor, isSelected, dataValue );
				_symbol.DrawSymbol( g, pane, (int)pixBase, (int)pixLowValue,
							scaleFactor, isSelected, dataValue );
			}
			else
			{
				g.DrawLine( pen, pixValue, pixBase, pixLowValue, pixBase );
				_symbol.DrawSymbol( g, pane, (int)pixValue, (int)pixBase,
							scaleFactor, isSelected, dataValue );
				_symbol.DrawSymbol( g, pane, (int)pixLowValue, (int)pixBase,
							scaleFactor, isSelected, dataValue );
			}
		}

 public SyntheticBarier(Interval interval, PointPair p)
 {
     points = new PointPairList();
     this.interval = interval;
     Symbol.Default.FillType = FillType.Solid;
     curve = new LineItem("", points, Color.Sienna, SymbolType.Square);
     Symbol.Default.FillType = FillType.Brush;
     interval.graphPane.CurveList.Add(curve);
     curve.IsVisible = true;  // Видимы только точки, без линий
     barierType = "Лес";
 }