C# ZedGraphControl.AxisChange方法代码示例

        public static void ShowHistorgam(string title, string[] xLabels, double[] yValues)
        {
            // Графики строятся сторонней библиотекой ZedGraph. Документацию можно найти тут http://zedgraph.sourceforge.net/samples.html
            // Не бойтесь экспериментировать с кодом самостоятельно!

            var chart = new ZedGraphControl()
            {
                Dock = DockStyle.Fill
            };
            chart.GraphPane.Title.Text = title;
            chart.GraphPane.YAxis.Title.Text = "Y";
            chart.GraphPane.AddBar("", Enumerable.Range(0, yValues.Length).Select(i => (double)i).ToArray(), yValues, Color.Blue);
            chart.GraphPane.YAxis.Scale.MaxAuto = true;
            chart.GraphPane.YAxis.Scale.MinAuto = true;
            chart.GraphPane.XAxis.Type = AxisType.Text;
            chart.GraphPane.XAxis.Scale.TextLabels = xLabels;

            chart.AxisChange();
            // Form — это привычное нам окно программы. Это одна из главных частей подсистемы под названием Windows Forms http://msdn.microsoft.com/ru-ru/library/ms229601.aspx
            var form = new Form();
            form.Text = title;
            form.Size = new Size(800, 600);
            form.Controls.Add(chart);
            form.ShowDialog();
        }

        private void CreateGraph(ZedGraphControl zgc)
        {
            //
            // clear old coordinates
            //
            myPane.CurveList.Clear();
            zgc.AxisChange();

            // Generate a LightBlue curve with circle symbols, and "My Curve" in the legend
            LineItem CurveS = myPane.AddCurve("Series GA", PPlist[0], Color.LightBlue, SymbolType.Diamond);
            // Generate a PaleVioletRed curve with circle symbols, and "My Curve" in the legend
            LineItem CurveP = myPane.AddCurve("Parallel GA", PPlist[1], Color.PaleVioletRed, SymbolType.Circle);

            float allPointSize = 50F;
            // Fill the area under the curve with a white-red gradient at 45 degrees
            CurveS.Line.Fill = new Fill(Color.Transparent, Color.LightBlue, allPointSize);
            // Make the symbols opaque by filling them with white
            CurveS.Symbol.Fill = new Fill(Color.Transparent);

            // Fill the area under the curve with a white-red gradient at 45 degrees
            CurveP.Line.Fill = new Fill(Color.Transparent, Color.PaleVioletRed, allPointSize);
            // Make the symbols opaque by filling them with white
            CurveP.Symbol.Fill = new Fill(Color.Transparent);

            // Calculate the Axis Scale Ranges
            zgc.AxisChange();
            zgc.Refresh();
        }

        public void CreateErrorChart(ZedGraphControl zgc)
        {
            GraphPane myPane = zgc.GraphPane;

            // Set the title and axis labels
            myPane.Title.Text = "Errors Found In the PCAP";
            myPane.XAxis.Title.Text = "Stream ID";
            myPane.YAxis.Title.Text = "Error Count";

            // create the curves
            BarItem[] bars = new BarItem[_errorTotals.Length];
            for(int i=0;i!=_errorTotals.Length;i++)
            {
            bars[i] = myPane.AddBar(i.ToString(), _errorTotals[i], Color.Bisque);

            }
            //BarItem myCurve = myPane.AddBar("curve 1", list, Color.Blue);
            //BarItem myCurve2 = myPane.AddBar("curve 2", list2, Color.Red);
            //BarItem myCurve3 = myPane.AddBar("curve 3", list3, Color.Green);

            // Fill the axis background with a color gradient
            myPane.Chart.Fill = new Fill(Color.White,
            Color.FromArgb(255, 255, 166), 45.0F);

            zgc.AxisChange();

            // expand the range of the Y axis slightly to accommodate the labels
            myPane.YAxis.Scale.Max += myPane.YAxis.Scale.MajorStep;

            // Create TextObj's to provide labels for each bar
            BarItem.CreateBarLabels(myPane, false, "f0");
        }

    private void CreateGraph(ZedGraphControl zgc)
    {
        GraphPane myPane = zgc.GraphPane;

        // Set the titles and axis labels
        myPane.Title.Text = "My Test Graph";
        myPane.XAxis.Title.Text = "X Value";
        myPane.YAxis.Title.Text = "My Y Axis";

        var list = _GetData();

        // Generate a blue curve with circle symbols, and "My Curve 2" in the legend
        LineItem myCurve = myPane.AddCurve( "My Curve", list, Color.Blue,
                                SymbolType.Circle );
        // Fill the area under the curve with a white-red gradient at 45 degrees
        myCurve.Line.Fill = new Fill( Color.White, Color.Red, 45F );
        // Make the symbols opaque by filling them with white
        myCurve.Symbol.Fill = new Fill( Color.White );

        // Fill the axis background with a color gradient
        myPane.Chart.Fill = new Fill( Color.White, Color.LightGoldenrodYellow, 45F );

        // Fill the pane background with a color gradient
        myPane.Fill = new Fill( Color.White, Color.FromArgb( 220, 220, 255 ), 45F );

        // Calculate the Axis Scale Ranges
        zgc.AxisChange();
    }

 public static void ShowHeatmap(string title, double[,] heat, int xMin, int yMin)
 {
     var chart = new ZedGraphControl()
     {
         Dock = DockStyle.Fill
     };
     var maxHeat = heat.Cast<double>().Max();
     chart.GraphPane.Title.Text = title;
     chart.GraphPane.YAxis.Title.Text = "";
     var maxSize = Math.Max(heat.GetLength(0), heat.GetLength(1));
     for (int x = 0; x < heat.GetLength(0); x++)
         for (int y = 0; y < heat.GetLength(1); y++)
         {
             var value = heat[x, y];
             if (value > 1000) throw new ArgumentException("too large heat value " + value);
             var color = Color.FromArgb(255, 50, (int)(255 * value / maxHeat), 0);
             var lineItem = chart.GraphPane.AddCurve("", new double[] { x + xMin }, new double[] { y + yMin }, color);
             lineItem.Symbol.Type = SymbolType.Circle;
             lineItem.Symbol.Fill = new Fill(color);
             lineItem.Symbol.Size = (float)(600 * value / maxHeat / maxSize);
         }
     chart.GraphPane.YAxis.Scale.MaxAuto = true;
     chart.GraphPane.YAxis.Scale.MinAuto = true;
     chart.AxisChange();
     var form = new Form();
     form.Text = title;
     form.Size = new Size(800, 600);
     form.Controls.Add(chart);
     form.ShowDialog();
 }

        // Build the Chart
        private void CreateGraph(ZedGraphControl zgc)
        {
            // get a reference to the GraphPane
            GraphPane myPane = zgc.GraphPane;

            // Set the Titles
            myPane.Title.Text = "Temperature Graph";
            myPane.YAxis.Title.Text = "Temperature";
            myPane.XAxis.Title.Text = "Time";
            myPane.XAxis.Type = AxisType.Date;
            //myPane.XAxis.Scale.Format

            // Generate a red curve with diamond
            // symbols, and "Porsche" in the legend
            LineItem myCurve = myPane.AddCurve("Ambient",
                  list1, Color.Red, SymbolType.None);

            // Generate a blue curve with circle
            // symbols, and "Piper" in the legend
            LineItem myCurve2 = myPane.AddCurve("Thermocouple",
                  list2, Color.Blue, SymbolType.None);

            // Tell ZedGraph to refigure the
            // axes since the data have changed
            zgc.AxisChange();
        }

        private void CreateGraph( ZedGraphControl zgc )
        {
            GraphPane myPane = zgc.GraphPane;

            // Set the titles and axis labels
            myPane.Title.Text = "My Test Graph";
            myPane.XAxis.Title.Text = "X Value";
            myPane.YAxis.Title.Text = "My Y Axis";

            // Make up some data points from the Sine function
            PointPairList list = new PointPairList();
            for ( double x = 0; x < 36; x++ )
            {
                double y = Math.Sin( x * Math.PI / 15.0 );

                list.Add( x, y );
            }

            // Generate a blue curve with circle symbols, and "My Curve 2" in the legend
            LineItem myCurve = myPane.AddCurve( "My Curve", list, Color.Blue,
                                    SymbolType.Circle );
            // Fill the area under the curve with a white-red gradient at 45 degrees
            myCurve.Line.Fill = new Fill( Color.White, Color.Red, 45F );
            // Make the symbols opaque by filling them with white
            myCurve.Symbol.Fill = new Fill( Color.White );

            // Fill the axis background with a color gradient
            myPane.Chart.Fill = new Fill( Color.White, Color.LightGoldenrodYellow, 45F );

            // Fill the pane background with a color gradient
            myPane.Fill = new Fill( Color.White, Color.FromArgb( 220, 220, 255 ), 45F );

            // Calculate the Axis Scale Ranges
            zgc.AxisChange();
        }

		public ZedGraphFigure(ZedGraphControl zg) {
			this.ClientSize = new Size(500, 400);
			
			mZG = zg;
			mZG.Parent = this;
			mZG.Location = new Point(BorderSize, BorderSize);
			mZG.Size = new Size(ClientRectangle.Width - 2*BorderSize, ClientRectangle.Height - 2*BorderSize);
			
			mZG.AxisChange();
		}

        public static Bitmap GetGraph(List<int> data, List<DateTime> date, string xAxis, string yAxis, string graphName)
        {
            ZedGraphControl zedGraph = new ZedGraphControl();
            if (data.Count == 0)
            {
                return null;
            }

            if (data.Count == 1)
            {
                data.Add(data[0]);
                date.Add(date[0].AddSeconds(1));
            }
            GraphPane myPane = zedGraph.GraphPane;
            myPane.CurveList.Clear();
            PointPairList list1 = new PointPairList();
            DateTime l, r;
            l = date.First();
            r = date.Last();

            for (int i = 0; i < data.Count; i++)
            {
                list1.Add(date[i].ToOADate(), data[i]);
            }
            LineItem myCurve = myPane.AddCurve("Line1",
                  list1, Color.Red, SymbolType.Diamond);

            myPane.XAxis.Type = AxisType.Date;
            myPane.YAxis.MajorGrid.IsVisible = true;
            myPane.YAxis.MajorGrid.DashOff = 0;
            myPane.YAxis.MajorGrid.Color = Color.DarkGray;
            myPane.XAxis.Scale.Min = l.ToOADate();
            myPane.XAxis.Scale.Max = r.ToOADate();
            myPane.XAxis.Scale.Format = "dd-MMM-yy";
            myPane.XAxis.Title.Text = xAxis;
            myPane.YAxis.Title.Text = yAxis;
            myPane.Title.Text = graphName;
            myPane.Legend.IsVisible = false;
            zedGraph.Enabled = false;

            myCurve.Line.Width = 4.0F;
            myCurve.Line.Color = Color.FromArgb(189, 43, 43);
            myCurve.Line.Fill = new Fill(Color.FromArgb(100, 207, 236, 255),
                Color.FromArgb(200, 145, 213, 255), 90F);

            myCurve.Symbol.Size = 12.0F;
            myCurve.Symbol.Fill = new Fill(Color.FromArgb(145, 16, 16));
            myCurve.Symbol.Border.Color = Color.FromArgb(99, 4, 4);

            zedGraph.AxisChange();
            zedGraph.Invalidate();

            Bitmap bmp = zedGraph.MasterPane.GetImage(1024, 768, 96);
            return bmp;
        }

        public Graph(ZedGraphControl zedGraphControl1, string graphTitle, string xAxisTitle, string yAxisTitle, string name1,string name2,string name3)
        {
            this.zedGraphControl1 = zedGraphControl1;
            myPane = zedGraphControl1.GraphPane;
            myPane.Title.Text = graphTitle;
            myPane.XAxis.Title.Text = xAxisTitle;
            myPane.YAxis.Title.Text = yAxisTitle;

            // Save 1200 points.  At 50 ms sample rate, this is one minute
            // The RollingPointPairList is an efficient storage class that always
            // keeps a rolling set of point data without needing to shift any data values

               //RollingPointPairList list1 = new RollingPointPairList(70000);
            //RollingPointPairList list2 = new RollingPointPairList(70000);
            //RollingPointPairList list3 = new RollingPointPairList(70000);

            // Initially, a curve is added with no data points (list is empty)
            // Color is blue, and there will be no symbol

              // LineItem curve1 = myPane.AddCurve(name1, list1, Color.Red, SymbolType.None);
              //  LineItem curve2 = myPane.AddCurve(name2, list2, Color.Blue, SymbolType.None);
              //  LineItem curve3 = myPane.AddCurve(name3, list3, Color.Green, SymbolType.None);
              //  curve1.Line.Width = 1.75F;
              //  curve2.Line.Width = 1.75F;
              //  curve3.Line.Width = 1.75F;

               //  Console.WriteLine(zedGraphControl1.GraphPane.CurveList[0].Label.Text);
               // Console.WriteLine(curve1.Label.Text);
            //foreach (String s in hashTable.Keys)
            //{
            //    curves.Add(myPane.AddCurve(s,new RollingPointPairList(70000),Color.Red,SymbolType.None));
            //}

               //curve.Line.Fill = new Fill(Color.White, Color.Red, 45F);
            //curve.Line.Width = 2F;

            // Just manually control the X axis range so it scrolls continuously
            // instead of discrete step-sized jumps
            myPane.XAxis.Scale.Min = 0;
            myPane.XAxis.Scale.Max = 50;
            myPane.XAxis.Scale.MinorStep = 0;
            myPane.XAxis.Scale.MajorStep = 3;

            // Scale the axes
            zedGraphControl1.AxisChange();

            // Save the beginning time for reference
            tickStart = Environment.TickCount;
        }

        public static void SetReflectogramZedgraphStyle(ZedGraphControl zedGraph)
        {
            try
            {
                GraphPane graphpane = zedGraph.GraphPane;
                graphpane.Border.Color = SystemColors.Control;
                graphpane.Fill.Color = SystemColors.Control;
                graphpane.IsFontsScaled = false;

                // Set the titles and axis labels
                graphpane.Title.Text = "Рефлектограмма";
                graphpane.XAxis.Title.Text = "Дискрет вермени";
                graphpane.YAxis.Title.Text = "U, ед. АЦП";

                // Show the x axis grid
                graphpane.XAxis.MajorGrid.IsVisible = true;
                graphpane.XAxis.Scale.Max = 4100;

                // turn off the opposite tics so the Y tics don't show up on the Y2 axis
                graphpane.YAxis.MajorTic.IsOpposite = false;
                graphpane.YAxis.MinorTic.IsOpposite = false;
                // Don't display the Y zero line
                graphpane.YAxis.MajorGrid.IsZeroLine = false;
                // Align the Y axis labels so they are flush to the axis
                graphpane.YAxis.Scale.Align = AlignP.Inside;
                // Manually set the axis range

                // Fill the axis background with a gradient
                graphpane.Chart.Fill = new Fill(Color.White, Color.LightGray, 45.0f);
                graphpane.IsBoundedRanges = true;

                // Enable scrollbars if needed
                zedGraph.IsAutoScrollRange = true;
                zedGraph.IsScrollY2 = true;

                // OPTIONAL: Show tooltips when the mouse hovers over a point
                zedGraph.IsShowPointValues = true;

                // Tell ZedGraph to calculate the axis ranges
                // Note that you MUST call this after enabling IsAutoScrollRange, since AxisChange() sets
                // up the proper scrolling parameters
                zedGraph.AxisChange();
            }
            catch (Exception ex)
            {
                FileWorker.WriteEventFile(DateTime.Now, "ALayout", "SetReflectogramZedgraphStyle", ex.Message);
            }
        }

        public void CreateChart(ZedGraphControl zgc)
        {
            GraphPane myPane = zgc.GraphPane;

            // Set the titles and axis labels
            myPane.Title.Text = "My Test Date Graph";
            myPane.XAxis.Title.Text = "Date";
            myPane.YAxis.Title.Text = "My Y Axis";

            // Make up some data points from the Sine function
            PointPairList list = new PointPairList();
            PointPairList list2 = new PointPairList();
            for (int i = 0; i < 36; i++)
            {
                double x = new XDate(1995, i + 1, 1);
                double y = Math.Sin((double)i * Math.PI / 15.0);
                double y2 = 2 * y;

                list.Add(x, y);
                list2.Add(x, y2);
            }

            // Generate a blue curve with circle symbols, and "My Curve 2" in the legend
            LineItem myCurve2 = myPane.AddCurve("My Curve 2", list, Color.Blue,
                              SymbolType.Circle);
            // Fill the area under the curve with a white-red gradient at 45 degrees
            myCurve2.Line.Fill = new Fill(Color.Red, Color.Pink, 90F);
            myCurve2.Line.FillFromBottom = true;
            // Make the symbols opaque by filling them with white
            myCurve2.Symbol.Fill = new Fill(Color.White);

            // Generate a red curve with diamond symbols, and "My Curve" in the legend
            LineItem myCurve = myPane.AddCurve("My Curve",
               list2, Color.MediumVioletRed, SymbolType.Diamond);
            // Fill the area under the curve with a white-green gradient
            //myCurve.Line.Fill = new Fill(Color.White, Color.Green);
            // Make the symbols opaque by filling them with white
            myCurve.Symbol.Fill = new Fill(Color.White);

            // Set the XAxis to date type
            myPane.XAxis.Type = AxisType.Date;

            // Fill the axis background with a color gradient
            myPane.Chart.Fill = new Fill(Color.White, Color.LightGoldenrodYellow, 45F);

            // Calculate the Axis Scale Ranges
            zgc.AxisChange();
        }

        private void CreateGraph(ZedGraphControl zgc)
        {
            GraphPane myPane = zgc.GraphPane;

            myPane.Title.Text = "Temperature Graph";
            myPane.YAxis.Title.Text = "Temperature";
            myPane.XAxis.Title.Text = "Time";
            myPane.XAxis.Type = AxisType.Date;

            LineItem curve1 = myPane.AddCurve("NewK", list1, Color.Red, SymbolType.None);
            LineItem curve2 = myPane.AddCurve("OldK", list2, Color.Blue, SymbolType.None);
            LineItem curve3 = myPane.AddCurve("OldT", list3, Color.Green, SymbolType.None);
            LineItem curve4 = myPane.AddCurve("OldJ", list4, Color.Purple, SymbolType.None);
            LineItem curve5 = myPane.AddCurve("OldE", list5, Color.Orange, SymbolType.None);

            zgc.AxisChange();
        }

        private static void CreateGraph(ZedGraphControl zgc, GraphModel graphModel)
        {
            // get a reference to the GraphPane
            var myPane = zgc.GraphPane;

            // Set the Titles
            myPane.Title.Text = graphModel.TitleText;
            myPane.XAxis.Title.Text = graphModel.XTitleText;
            myPane.YAxis.Title.Text = graphModel.YTitleText;

            // Generate a red curve with diamond
            // symbols, and "Porsche" in the legend
            myPane.AddCurve(string.Empty, graphModel.Values, Color.Red, SymbolType.Circle);

            // Tell ZedGraph to refigure the
            // axes since the data have changed
            zgc.AxisChange();
        }

        private void ApplyChangesToGraphControl(ZedGraphControl graphControl)
        {
            if (chkLogX.Checked)
                graphControl.GraphPane.XAxis.Type = AxisType.Log;
            else
                graphControl.GraphPane.XAxis.Type = AxisType.Linear;

            if (chkLogY.Checked)
                graphControl.GraphPane.YAxis.Type = AxisType.Log;
            else
                graphControl.GraphPane.YAxis.Type = AxisType.Linear;

            graphControl.IsAntiAlias = chkAntiAlias.Checked;

            if (chkXAuto.Checked)
            {
                graphControl.GraphPane.XAxis.Scale.MaxAuto = chkXAuto.Checked;
                graphControl.GraphPane.XAxis.Scale.MinAuto = chkXAuto.Checked;
            }
            else
            {
                graphControl.GraphPane.XAxis.Scale.Min = Util.ConvertToDouble(txtMinX.Text,
                                                                              graphControl.GraphPane.XAxis.Scale.Min);
                graphControl.GraphPane.XAxis.Scale.Max = Util.ConvertToDouble(txtMaxX.Text,
                                                                              graphControl.GraphPane.XAxis.Scale.Max);
            }

            if (chkYAuto.Checked)
            {
                graphControl.GraphPane.YAxis.Scale.MaxAuto = chkYAuto.Checked;
                graphControl.GraphPane.YAxis.Scale.MinAuto = chkYAuto.Checked;
            }
            else
            {
                graphControl.GraphPane.YAxis.Scale.Min = Util.ConvertToDouble(txtMinY.Text,
                                                                              graphControl.GraphPane.YAxis.Scale.Min);
                graphControl.GraphPane.YAxis.Scale.Max = Util.ConvertToDouble(txtMaxY.Text,
                                                                              graphControl.GraphPane.YAxis.Scale.Max);
            }

            graphControl.AxisChange();
            graphControl.Refresh();
        }