public void InitCandle()
{
/////////蠟燭圖///////////
CP.BullishColor = Color.Red;
CP.BearishColor = Color.Green;
CP.Style = CandlePlot.Styles.Filled;
int[] opens = { 1, 2, 1, 2, 1, 3, 50 };
int[] closes = { 2, 2, 2, 1, 2, 1, 99 };
int[] lows = { 1, 1, 1, 1, 1, 1, 40 };
int[] highs = { 3, 2, 3, 3, 3, 4, 110 };
int[] times = { 100, 200, 300, 400, 500, 600, 700 };
CP.CloseData = closes;
CP.OpenData = opens;
CP.LowData = lows;
CP.HighData = highs;
CP.AbscissaData = times;
CP.Color = Color.Gray;
CP.Centered = false;
//PS.Add(linePlot);
//PS.Add(pointPlot);
PS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.HorizontalDrag());
PS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.VerticalDrag());
PS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.AxisDrag(true));
}
private void DrawPointPlot(DataTable dt)
{
#region 1.初始化 volumePS
this.volumePS = new NPlot.Windows.PlotSurface2D();
//
// volumePS
//
this.volumePS.AutoScaleAutoGeneratedAxes = false;
this.volumePS.AutoScaleTitle = false;
this.volumePS.BackColor = System.Drawing.SystemColors.ControlLightLight;
this.volumePS.DateTimeToolTip = false;
this.volumePS.Legend = null;
this.volumePS.LegendZOrder = -1;
//this.volumePS.Location = new System.Drawing.Point(70, 636);
this.volumePS.Dock = DockStyle.Fill;
this.volumePS.Name = "volumePS";
this.volumePS.RightMenu = null;
this.volumePS.ShowCoordinates = false;
this.volumePS.Size = new System.Drawing.Size(1053, 139);
this.volumePS.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.None;
this.volumePS.TabIndex = 3;
this.volumePS.Title = "";
this.volumePS.TitleFont = new System.Drawing.Font("Arial", 14F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Pixel);
this.volumePS.XAxis1 = null;
this.volumePS.XAxis2 = null;
this.volumePS.YAxis1 = null;
this.volumePS.YAxis2 = null;
#endregion
/*--============================================volumePS-PointPlot========================================================--*/
#region 3.1 创建PointPlot【pp】.
PointPlot pp = new PointPlot();
pp.Marker = new Marker(Marker.MarkerType.Square, 0);
pp.Marker.Pen = new Pen(Color.Red, 5.0f);
pp.Marker.DropLine = true;
pp.DataSource = dt;
pp.AbscissaData = "Date";
pp.OrdinateData = "Volume";
#endregion
#region 3.2 添加pp到volumePS
volumePS.Clear();
volumePS.Add(pp);
volumePS.YAxis1.Label = "Volume";
volumePS.YAxis1.LabelOffsetAbsolute = true;
volumePS.YAxis1.LabelOffset = 40;
volumePS.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.YAxisPosition.Left, 60));
volumePS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.AxisDrag(false));
volumePS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.HorizontalDrag());
volumePS.InteractionOccured += new NPlot.Windows.PlotSurface2D.InteractionHandler(volumePS_InteractionOccured);
volumePS.PreRefresh += new NPlot.Windows.PlotSurface2D.PreRefreshHandler(volumePS_PreRefresh);
#endregion
}
public static void SetState(NPlot.Windows.PlotSurface2D graph, MouseState mouseState)
{
switch (mouseState)
{
case MouseState.Pan:
graph.RemoveInteraction(zoomInteraction);
graph.AddInteraction(panInteraction);
break;
case MouseState.Zoom:
graph.RemoveInteraction(panInteraction);
graph.AddInteraction(zoomInteraction);
break;
case MouseState.Pointer:
graph.RemoveInteraction(zoomInteraction);
graph.RemoveInteraction(panInteraction);
break;
}
}
private void DrawCandlePlot(DataTable dt)
{
#region 1.初始化costPS
this.costPS = new NPlot.Windows.PlotSurface2D();
this.costPS.AutoScaleAutoGeneratedAxes = false;
this.costPS.AutoScaleTitle = false;
this.costPS.BackColor = System.Drawing.SystemColors.ControlLightLight;
this.costPS.DateTimeToolTip = false;
this.costPS.Legend = null;
this.costPS.LegendZOrder = -1;
//this.costPS.Location = new System.Drawing.Point(70, 52);
this.costPS.Dock = DockStyle.Fill;
this.costPS.Size = new System.Drawing.Size(1053, 557);
this.costPS.Name = "costPS";
this.costPS.RightMenu = null;
this.costPS.ShowCoordinates = false;
this.costPS.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.None;
this.costPS.TabIndex = 2;
this.costPS.Title = "";
this.costPS.TitleFont = new System.Drawing.Font("Arial", 14F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Pixel);
this.costPS.XAxis1 = null;
this.costPS.XAxis2 = null;
this.costPS.YAxis1 = null;
this.costPS.YAxis2 = null;
#endregion
/*--===========================================costPS-CandlePlot=========================================================--*/
#region 2.1 创建 CandlePlot【cp】.
CandlePlot cp = new CandlePlot();
cp.DataSource = dt;
cp.AbscissaData = "Date";
cp.OpenData = "Open";
cp.LowData = "Low";
cp.HighData = "High";
cp.CloseData = "Close";
cp.BearishColor = Color.White; //方框颜色
cp.BullishColor = Color.Green; //方框颜色
cp.Style = CandlePlot.Styles.Filled;
#endregion
#region 2.2 添加cp到costPS
costPS.Clear();
costPS.DateTimeToolTip = true;
costPS.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
costPS.Add(new Grid());
costPS.Add(cp);
// costPS.Title = "AU:JBH";//标题
// costPS.YAxis1.Label = "Price [$]"; //左侧标题
costPS.YAxis1.LabelOffset = 40;
costPS.YAxis1.LabelOffsetAbsolute = true;
costPS.XAxis1.HideTickText = true;
costPS.YAxis1.HideTickText = true;//是否隐藏垂直刻度线标尺
costPS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.HorizontalDrag());
costPS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.VerticalDrag());
costPS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.AxisDrag(false));
costPS.InteractionOccured += new NPlot.Windows.PlotSurface2D.InteractionHandler(costPS_InteractionOccured);
costPS.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.YAxisPosition.Left, 60));
this.costPS.RightMenu = new ReducedContextMenu();
#endregion
}
private void PlotChart(QueryResultsEventArgs e, PlotSurface2D plot, List <Guid> signals, bool cacheAxis)
{
if (cacheAxis)
{
maxX = plot.XAxis1.WorldMax;
minX = plot.XAxis1.WorldMin;
maxY = plot.YAxis1.WorldMax;
minY = plot.YAxis1.WorldMin;
foreach (IDrawable drawing in plot.Drawables.ToArray())
{
plot.Remove(drawing, false);
}
ColorWheel.Reset();
foreach (Guid freq in signals)
{
SignalDataBase data = e.Results[freq];
List <double> y = new List <double>(data.Count);
List <double> x = new List <double>(data.Count);
for (int i = 0; i < data.Count; i++)
{
data.GetData(i, out ulong time, out double value);
x.Add(time);
y.Add(value);
}
LinePlot lines = new LinePlot(y, x);
lines.Pen = ColorWheel.GetPen();
plot.Add(lines);
}
plot.XAxis1.WorldMax = maxX;
plot.XAxis1.WorldMin = minX;
plot.YAxis1.WorldMax = maxY;
plot.YAxis1.WorldMin = minY;
plot.Refresh();
}
else
{
plot.Clear();
plot.AddInteraction(new PlotSurface2D.Interactions.HorizontalDrag());
plot.AddInteraction(new PlotSurface2D.Interactions.VerticalDrag());
plot.AddInteraction(new PlotSurface2D.Interactions.AxisDrag(false));
ColorWheel.Reset();
foreach (Guid freq in signals)
{
SignalDataBase data = e.Results[freq];
List <double> y = new List <double>(data.Count);
List <double> x = new List <double>(data.Count);
for (int i = 0; i < data.Count; i++)
{
data.GetData(i, out ulong time, out double value);
x.Add(time);
y.Add(value);
}
LinePlot lines = new LinePlot(y, x);
lines.Pen = ColorWheel.GetPen();
plot.Add(lines);
}
plot.Refresh();
}
}
public void InitSystemPlot()
{
try
{
plotSurface.Clear();
this.plotSurface.RightMenu = PlotSurface2D.DefaultContextMenu;
plotSurface.Add(lineAvail);
plotSurface.Add(lineUsage);
plotSurface.PlotBackColor = plotSurface.BackColor;
plotSurface.SmoothingMode = SmoothingMode.AntiAlias;
plotSurface.Title = "CPU Power - Availability & Usage";
//plotSurface.TitleFont = new Font(new FontFamily("Microsoft Sans Serif" ), 9.75f, FontStyle.Bold);
plotSurface.XAxis1.WorldMin = -60.0f;
plotSurface.XAxis1.WorldMax = 0.0f;
plotSurface.XAxis1.Label = "Seconds";
//plotSurface.XAxis1.LabelFont = new Font(new FontFamily("Microsoft Sans Serif" ), 9.75f, FontStyle.Bold);
//plotSurface.XAxis1.TickTextFont = new Font(new FontFamily("Microsoft Sans Serif" ), 9.75f, FontStyle.Bold);
plotSurface.YAxis1.WorldMin = 0.0;
plotSurface.YAxis1.WorldMax = 100.0;
plotSurface.YAxis1.Label = "Power [%]";
//plotSurface.YAxis1.LabelFont = new Font(new FontFamily("Microsoft Sans Serif" ), 9.75f, FontStyle.Bold);
//plotSurface.YAxis1.TickTextFont = new Font(new FontFamily("Microsoft Sans Serif" ), 9.75f, FontStyle.Bold);
Grid gridPlotSurface = new Grid();
gridPlotSurface.HorizontalGridType = Grid.GridType.None;
gridPlotSurface.VerticalGridType = Grid.GridType.Fine;
gridPlotSurface.MajorGridPen.Color = Color.DarkGray;
plotSurface.Add(gridPlotSurface);
plotSurface.Legend = new Legend();
plotSurface.Legend.NeverShiftAxes = false;
plotSurface.Legend.AttachTo(NPlot.PlotSurface2D.XAxisPosition.Bottom, NPlot.PlotSurface2D.YAxisPosition.Left);
plotSurface.Legend.HorizontalEdgePlacement = Legend.Placement.Inside;
plotSurface.Legend.VerticalEdgePlacement = Legend.Placement.Inside;
lineAvail.Label = "usage";
lineAvail.Pen = new Pen(Color.Crimson, 2.0f);
lineUsage.Label = "avail";
lineUsage.Pen = new Pen(Color.SteelBlue, 2.0f);
plotSurface.AddInteraction(new PlotSurface2D.Interactions.HorizontalDrag());
plotSurface.AddInteraction(new PlotSurface2D.Interactions.VerticalDrag());
plotSurface.AddInteraction(new PlotSurface2D.Interactions.AxisDrag(true));
plotSurface.PlotBackColor = Color.White;
plotSurface.BackColor = SystemColors.Control;
plotSurface.XAxis1.Color = Color.Black;
plotSurface.YAxis1.Color = Color.Black;
plotSurface.Refresh();
}
catch (Exception ex)
{
MessageBox.Show("Couldnot initialize graph. Error: " + ex.Message, "Console Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public FinancialDemo()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
costPS.Clear();
costPS.DateTimeToolTip = true;
// obtain stock information from xml file
DataSet ds = new DataSet();
System.IO.Stream file =
Assembly.GetExecutingAssembly().GetManifestResourceStream("NPlotDemo.resources.asx_jbh.xml");
ds.ReadXml(file, System.Data.XmlReadMode.ReadSchema);
DataTable dt = ds.Tables[0];
DataView dv = new DataView(dt);
// create CandlePlot.
CandlePlot cp = new CandlePlot();
cp.DataSource = dt;
cp.AbscissaData = "Date";
cp.OpenData = "Open";
cp.LowData = "Low";
cp.HighData = "High";
cp.CloseData = "Close";
cp.BearishColor = Color.Red;
cp.BullishColor = Color.Green;
cp.Style = CandlePlot.Styles.Filled;
costPS.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
costPS.Add(new Grid());
costPS.Add(cp);
costPS.Title = "AU:JBH";
costPS.YAxis1.Label = "Price [$]";
costPS.YAxis1.LabelOffset = 40;
costPS.YAxis1.LabelOffsetAbsolute = true;
costPS.XAxis1.HideTickText = true;
costPS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.HorizontalDrag());
costPS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.VerticalDrag());
costPS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.AxisDrag(false));
costPS.InteractionOccured += new NPlot.Windows.PlotSurface2D.InteractionHandler(costPS_InteractionOccured);
costPS.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.YAxisPosition.Left, 60));
PointPlot pp = new PointPlot();
pp.Marker = new Marker(Marker.MarkerType.Square, 0);
pp.Marker.Pen = new Pen(Color.Red, 5.0f);
pp.Marker.DropLine = true;
pp.DataSource = dt;
pp.AbscissaData = "Date";
pp.OrdinateData = "Volume";
volumePS.Add(pp);
volumePS.YAxis1.Label = "Volume";
volumePS.YAxis1.LabelOffsetAbsolute = true;
volumePS.YAxis1.LabelOffset = 40;
volumePS.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.YAxisPosition.Left, 60));
volumePS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.AxisDrag(false));
volumePS.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.HorizontalDrag());
volumePS.InteractionOccured += new NPlot.Windows.PlotSurface2D.InteractionHandler(volumePS_InteractionOccured);
volumePS.PreRefresh += new NPlot.Windows.PlotSurface2D.PreRefreshHandler(volumePS_PreRefresh);
this.costPS.RightMenu = new ReducedContextMenu();
}
/// <summary>
/// 利用雅虎接口获取日K线图
/// </summary>
/// <param name="stockNo"></param>
/// <returns></returns>
public static void GetStockMapDay(string stockNo, NPlot.Windows.PlotSurface2D myPlot)
{
DataTable dt = CommonFunction.GetStockHistoryInfo(stockNo);
for (int i = 0; i < dt.Rows.Count; i++)
{
if (int.Parse(dt.Rows[i]["Volume"].ToString()) == 0)
{
dt.Rows.RemoveAt(i);
i = 0;
}
}
dt.DefaultView.Sort = " Date asc";
dt = dt.DefaultView.ToTable();
dt.Columns.Add("Date2", typeof(DateTime));
foreach (DataRow dr in dt.Rows)
{
dr["Date2"] = DateTime.Parse(dr["Date"].ToString());
}
myPlot.Clear();
List <double> listOpen = new List <double>();
List <double> listLow = new List <double>();
List <double> listHigh = new List <double>();
List <double> listClose = new List <double>();
ArrayList dates = new ArrayList();
ArrayList closes = new ArrayList();
List <string> listText = new List <string>();
List <int> listCount = new List <int>();
int n = 0;
foreach (DataRow dr in dt.Rows)
{
n++;
listCount.Add(n);
//if (n == 24) break;
listOpen.Add(double.Parse(dr["Open"].ToString()));
dates.Add(DateTime.Parse(dr["Date"].ToString()));
listHigh.Add(double.Parse(dr["High"].ToString()));
listLow.Add(double.Parse(dr["Low"].ToString()));
listClose.Add(double.Parse(dr["Adj Close"].ToString()));
closes.Add(double.Parse(dr["Adj Close"].ToString()));
listText.Add(Math.Round(double.Parse(dr["Adj Close"].ToString()), 2, MidpointRounding.AwayFromZero).ToString());
}
////////网格//////////
Grid mygrid = new Grid();
myPlot.Add(mygrid);
///////蜡烛图///////////
CandlePlot cp = new CandlePlot();
cp.DataSource = dt;
cp.AbscissaData = "Date2";
cp.OpenData = "Open";
cp.LowData = "Low";
cp.HighData = "High";
cp.CloseData = "Adj Close";
cp.BullishColor = Color.Red;
cp.BearishColor = Color.Green;
cp.Centered = false;
//cp.StickWidth = 3;
//cp.Color = Color.DarkBlue;
myPlot.Add(cp);
LabelPointPlot lp = new LabelPointPlot();
lp.AbscissaData = dates;
lp.OrdinateData = listHigh.ToArray();
lp.TextData = listText.ToArray();
lp.LabelTextPosition = LabelPointPlot.LabelPositions.Above;
lp.Marker = new Marker(Marker.MarkerType.None, 10);
myPlot.Add(lp);
myPlot.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.MouseWheelZoom());
myPlot.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.HorizontalDrag());
myPlot.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.VerticalDrag());
myPlot.AddInteraction(new NPlot.Windows.PlotSurface2D.Interactions.AxisDrag(true));
myPlot.Title = string.Format("Stcok {0}", stockNo);
myPlot.XAxis1.Label = "Date / Time";
myPlot.YAxis1.Label = "Price [$]";
//myPlot.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.XAxisPosition.Bottom, 100));
//////画箭头//////////
//ArrowItem a = new ArrowItem(new PointD(2016, 10), 0, "Arrow");
//a.HeadOffset = 0;
//a.ArrowColor = Color.Red;
//a.TextColor = Color.Purple;
//myPlot.Add(a);
myPlot.Refresh();
}