public JapaneseCandleStickItem AddCandleStick(string name, double[] seriesHigh, double[] seriesLow, double[] seriesOpen, double[] seriesClose, double[] seriesVolume,
Color color, Color stickColor, Color risingColor, Color fallingColor)
{
if (this.mySeriesX == null)
{
return(null);
}
StockPointList spl = new StockPointList();
for (int idx = 0; idx < this.mySeriesX.Length; idx++)
{
StockPt pt = new StockPt(this.mySeriesX[idx],
seriesHigh[idx], seriesLow[idx], seriesOpen[idx], seriesClose[idx], seriesVolume[idx]);
spl.Add(pt);
}
JapaneseCandleStickItem myCurve = myGraphPane.AddJapaneseCandleStick(name, spl);
myCurve.Stick.IsAutoSize = true;
myCurve.Stick.Color = stickColor;
myCurve.Color = color;
myCurve.Stick.FallingColor = fallingColor;
myCurve.Stick.RisingFill.Color = risingColor;
return(myCurve);
}
private void UpdatePrice(int noOfUpdate, CurveItem curve)
{
this.ShowMessage("Update " + noOfUpdate.ToString());
IPointListEdit list = curve.Points as IPointListEdit;
int lastPos = list.Count - 1;
if (curve.GetType() == typeof(JapaneseCandleStickItem))
{
if (lastPos >= 0)
{
(list as StockPointList).RemoveAt(lastPos);
}
for (int idx = Math.Max(0, lastPos); idx < myData.DateTime.Count; idx++)
{
StockPt item = new StockPt(myData.DateTime[idx], myData.High.Values[idx], myData.Low.Values[idx],
myData.Open.Values[idx], myData.Close.Values[idx], myData.Volume.Values[idx]);
(list as StockPointList).Add(item);
}
}
else
{
if (lastPos >= 0)
{
(list as PointPairList).RemoveAt(lastPos);
}
for (int idx = Math.Max(0, lastPos); idx < myData.DateTime.Count; idx++)
{
PointPair item = new PointPair(myData.DateTime[idx], myData.Close.Values[idx]);
(list as PointPairList).Add(item);
}
}
}
public ChartingForm(StockData aStock)
{
this.Stock = aStock;
this.SPList = new StockPointList();
this.MACDList = new List <MacdPoint>();
for (int i = 0; i < this.Stock.DataPoints.Count; i++)
{
CandleStick nCandleStick = this.Stock.DataPoints[i];
XDate xDate = new XDate(nCandleStick.Date);
StockPt nPoint = new StockPt(xDate.XLDate, nCandleStick.High, nCandleStick.Low, nCandleStick.Open, nCandleStick.Close, nCandleStick.Volume);
this.SPList.Add(nPoint);
}
InitializeComponent();
this.ZedGraphControl.MasterPane = new MasterPane();
this.mCandleStickPane = new GraphPane();
this.mMacdPane = new GraphPane();
this.mStochasticPane = new GraphPane();
InitializeZedGraph();
DrawSmaGraph(this.mCandleStickPane, 20, Color.Red);
DrawSmaGraph(this.mCandleStickPane, 50, Color.Blue);
DrawCandleStickGraph(this.mCandleStickPane);
DrawMacdGraph(this.mMacdPane, 12, 26, 9, Color.Blue, Color.Red);
DrawStochPane(this.mStochasticPane, 14, 3, 3, Color.Blue, Color.Red);
this.ZedGraphControl.AxisChange();
this.ZedGraphControl.Dock = DockStyle.Fill;
this.ZedGraphControl.Refresh();
}
public JapaneseCandleStickDemo()
: base("Demonstration of the Japanese Candlestick Chart Type",
"Japanese CandleStick Demo", DemoType.Bar)
{
GraphPane myPane = base.GraphPane;
myPane.Title.Text = "Japanese Candlestick Chart Demo";
myPane.XAxis.Title.Text = "Trading Date";
myPane.YAxis.Title.Text = "Share Price, $US";
StockPointList spl = new StockPointList();
Random rand = new Random();
// First day is jan 1st
XDate xDate = new XDate(2006, 1, 1);
double open = 50.0;
for (int i = 0; i < 50; i++)
{
double x = xDate.XLDate;
double close = open + rand.NextDouble() * 10.0 - 5.0;
double hi = Math.Max(open, close) + rand.NextDouble() * 5.0;
double low = Math.Min(open, close) - rand.NextDouble() * 5.0;
StockPt pt = new StockPt(x, hi, low, open, close, 100000);
spl.Add(pt);
open = close;
// Advance one day
xDate.AddDays(1.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xDate.XLDate) == 6)
{
xDate.AddDays(2.0);
}
}
JapaneseCandleStickItem myCurve = myPane.AddJapaneseCandleStick("trades", spl);
myCurve.Stick.IsAutoSize = true;
myCurve.Stick.Color = Color.Blue;
// Use DateAsOrdinal to skip weekend gaps
myPane.XAxis.Type = AxisType.DateAsOrdinal;
myPane.XAxis.Scale.Min = new XDate(2006, 1, 1);
// pretty it up a little
myPane.Chart.Fill = new Fill(Color.White, Color.LightGoldenrodYellow, 45.0f);
myPane.Fill = new Fill(Color.White, Color.FromArgb(220, 220, 255), 45.0f);
base.ZedGraphControl.AxisChange();
}
private void CreateGraph_JapaneseCandleStick(ZedGraphControl z1)
{
GraphPane myPane = z1.GraphPane;
myPane.Title.Text = "Japanese Candlestick Chart Demo";
myPane.XAxis.Title.Text = "Trading Date";
myPane.YAxis.Title.Text = "Share Price, $US";
StockPointList spl = new StockPointList();
Random rand = new Random();
// First day is feb 1st
XDate xDate = new XDate(2006, 2, 1);
double open = 50.0;
for (int i = 0; i < 100; i++)
{
double x = xDate.XLDate;
double close = open + rand.NextDouble() * 10.0 - 5.0;
double hi = Math.Max(open, close) + rand.NextDouble() * 5.0;
double low = Math.Min(open, close) - rand.NextDouble() * 5.0;
StockPt pt = new StockPt(x, hi, low, open, close, 100000);
spl.Add(pt);
open = close;
// Advance one day
xDate.AddDays(1.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xDate.XLDate) == 6)
{
xDate.AddDays(2.0);
}
}
//CandleStickItem myCurve = myPane.AddCandleStick( "trades", spl, Color.Black );
JapaneseCandleStickItem myCurve = myPane.AddJapaneseCandleStick("trades", spl);
myCurve.Stick.IsAutoSize = true;
myCurve.Stick.Color = Color.Blue;
// Use DateAsOrdinal to skip weekend gaps
myPane.XAxis.Type = AxisType.DateAsOrdinal;
// pretty it up a little
myPane.Chart.Fill = new Fill(Color.White, Color.LightGoldenrodYellow, 45.0f);
myPane.Fill = new Fill(Color.White, Color.FromArgb(220, 220, 255), 45.0f);
// Tell ZedGraph to calculate the axis ranges
z1.AxisChange();
z1.Invalidate();
}
public JapaneseCandleStickDemo()
: base("Demonstration of the Japanese Candlestick Chart Type",
"Japanese CandleStick Demo", DemoType.Bar)
{
GraphPane myPane = base.GraphPane;
myPane.Title.Text = "UER/USD(欧/日)";
myPane.XAxis.Title.Text = "交易日期";
myPane.YAxis.Title.Text = "价格, $￥";
StockPointList spl = new StockPointList();
Random rand = new Random();
// First day is jan 1st
XDate xDate = new XDate(2002, 12, 1);
double open = 50.0;
for (int i = 0; i < 50; i++)
{
double x = xDate.XLDate;
double close = open + rand.NextDouble() * 10.0 - 5.0;
double hi = Math.Max(open, close) + rand.NextDouble() * 5.0;
double low = Math.Min(open, close) - rand.NextDouble() * 3.0;
StockPt pt = new StockPt(x, hi, low, open, close, 100);
spl.Add(pt);
open = close;
xDate.AddHours(1);
if (XDate.XLDateToDayOfWeek(xDate.XLDate) == 6)
{
xDate.AddDays(1.0);
}
}
JapaneseCandleStickItem myCurve = myPane.AddJapaneseCandleStick("蜡烛线", spl);
myCurve.Stick.IsAutoSize = true;
myCurve.Stick.Color = Color.Blue;
myPane.XAxis.Type = AxisType.DateAsOrdinal;
myPane.XAxis.Scale.Min = new XDate(2006, 1, 1);
myPane.Chart.Fill = new Fill(Color.Black, Color.LightGoldenrodYellow, 45.0f);
myPane.Fill = new Fill(Color.White, Color.FromArgb(220, 220, 255), 45.0f);
//myPane.Chart.Fill = new Fill(Color.Black);
//myPane.Fill = new Fill(Color.Black);
base.ZedGraphControl.AxisChange();
}
public static void GetRangeY(JapaneseCandleStickItem curve, int fromId, int toId, ref ValueRange yRange)
{
for (int idx = fromId; idx <= toId; idx++)
{
StockPt item = (StockPt)curve.Points[idx];
if (item.Low < yRange.Min)
{
yRange.Min = item.Low;
}
if (item.High > yRange.Max)
{
yRange.Max = item.High;
}
}
}
public void LoadGraph(CurrencyPair currencyPair, IList <IMarketChartData> chartData)
{
GraphPane myPane = zgc1.GraphPane;
myPane.Title.Text = "Candlestick Chart " + currencyPair.ToString();
myPane.XAxis.Title.Text = "Date";
myPane.YAxis.Title.Text = "Price " + currencyPair.BaseCurrency;
StockPointList spl = new StockPointList();
Random rand = new Random();
foreach (var data in chartData)
{
var xDate = new XDate(data.Time.Year, data.Time.Month, data.Time.Day, data.Time.Hour, data.Time.Minute, data.Time.Second);
double x = xDate;
double close = data.Close;
double hi = data.High;
double low = data.Low;
double open = data.Open;
StockPt pt = new StockPt(x, hi, low, open, close, data.VolumeBase);
spl.Add(pt);
}
JapaneseCandleStickItem myCurve = myPane.AddJapaneseCandleStick("Price", spl);
myCurve.Stick.IsAutoSize = true;
myCurve.Stick.Color = System.Drawing.Color.Red;
// Use DateAsOrdinal to skip weekend gaps
myPane.XAxis.Type = AxisType.Date;
// pretty it up a little
myPane.Chart.Fill = new Fill(System.Drawing.Color.WhiteSmoke, System.Drawing.Color.Gray, 45.0f);
myPane.Fill = new Fill(System.Drawing.Color.WhiteSmoke, System.Drawing.Color.DarkOrange);
zgc1.AxisChange();
zgc1.Refresh();
zgc1.Update();
zgc1.IsShowCursorValues = true;
this.UpdateLayout();
IsGraphLoaded = true;
}
private void update()
{
GraphPane variablePane = this.grpGraph.GraphPane;
variablePane.CurveList.Clear();
variablePane.Title.Text = this.stock.StockName;
variablePane.XAxis.Title.Text = "Time";
variablePane.YAxis.Title.Text = this.stock.StockName;
variablePane.XAxis.Type = AxisType.Text;
variablePane.XAxis.Scale.TextLabels = data.Time.ToArray();
StockPointList stockList = new StockPointList();
for (int i = 0; i < this.data.NumberObservations; i++)
{
XDate date = new XDate(this.data.XTime[i]);
StockPt point = new StockPt(date.XLDate, this.stock.High[i], this.stock.Low[i], this.stock.Open[i], this.stock.Close[i], this.stock.Volume[i]);
stockList.Add(point);
}
JapaneseCandleStickItem candle = variablePane.AddJapaneseCandleStick(this.stock.StockName, stockList);
candle.Stick.RisingFill = new Fill(Color.Blue, Color.LightBlue);
candle.Stick.FallingFill = new Fill(Color.Red, Color.IndianRed);
candle.Stick.IsAutoSize = true;
variablePane.Chart.Fill = new Fill(Color.FromArgb(255, 255, 245),
Color.FromArgb(255, 255, 190), 90F);
variablePane.Fill = new Fill(Color.White, Color.LightBlue, 135.0f);
grpGraph.AxisChange();
zedGraphToolstrip1.SetData(grpGraph, variablePane);
}
/// <summary>
/// 取出1分钟数据的时间，开收盘价，高低价，成交量等信息输入该图
/// </summary>
private void Form_Load(object sender, EventArgs e)
{
//画一张大图，包含价格K线和成交量
MasterPane myPaneMaster = zedG.MasterPane;
myPaneMaster.Title.Text = secCode;
myPaneMaster.Title.FontSpec.FontColor = Color.Black;
//PaneMaster里面画一张价格的小图
GraphPane panePrice = new GraphPane(new Rectangle(10, 10, 10, 10), "Mes", " t ( h )", "Rate");
myPaneMaster.PaneList[0] = (panePrice);
//PaneMaster里面画一张成交量的小图
GraphPane paneVolume = new GraphPane(new Rectangle(10, 10, 10, 10), "Mes", " t ( h )", "Rate");
myPaneMaster.PaneList.Add(paneVolume);
//蜡烛线例子
//设置名称和坐标轴
panePrice.Title.Text = "K线图";
panePrice.XAxis.Title.Text = "日期";
panePrice.XAxis.Title.FontSpec.FontColor = Color.Black;
panePrice.YAxis.Title.Text = "价格";
panePrice.YAxis.Title.FontSpec.FontColor = Color.Black;
//spl装载时间，价格数据
StockPointList spl = new StockPointList();
Random rand = new Random();
//将系统时间转化为xDate时间
XDate xStart = XDate.DateTimeToXLDate(startTime);
XDate xEnd = XDate.DateTimeToXLDate(endTime);
//取Sec的分钟数据，存储于data中
List <DateTime> tradeDays = DateUtils.GetTradeDays(startTime, endTime);
//数据准备，取minute数据，然后再将数据进行转换为各个频率
Dictionary <string, List <KLine> > data = new Dictionary <string, List <KLine> >();
foreach (var tempDay in tradeDays)
{
var stockData = Platforms.container.Resolve <StockMinuteRepository>().fetchFromLocalCsvOrWindAndSave(secCode, tempDay);
if (!data.ContainsKey(secCode))
{
data.Add(secCode, stockData.Cast <KLine>().ToList());
}
else
{
data[secCode].AddRange(stockData.Cast <KLine>().ToList());
}
}
//定义变量存储分钟数据
Dictionary <string, List <KLine> > minuteData = new Dictionary <string, List <KLine> >();
foreach (var variety in data)
{
minuteData.Add(variety.Key, data[variety.Key]);
}
//定义成交量
double[] volume = new double[minuteData[secCode].Count];
//根据频率选择累加的时间
switch (frequency)
{
//取tick数据
case 0:
log.Info("暂时没有tick数据");
break;
//1min K线
case 1:
for (int i = 0; i < minuteData[secCode].Count; i++)
{
double timePoint = i;
double open = minuteData[secCode][i].open;
double close = minuteData[secCode][i].close;
double high = minuteData[secCode][i].high;
double low = minuteData[secCode][i].low;
volume[i] = minuteData[secCode][i].volume;
StockPt pt = new StockPt(timePoint, high, low, open, close, volume[i]);
spl.Add(pt);
// 时间加1分钟
xStart.AddMinutes(1.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xStart.XLDate) == 6)
{
xStart.AddDays(2.0);
}
}
break;
//显示5min K线
case 2:
Dictionary <string, List <KLine> > minuteData5Min = new Dictionary <string, List <KLine> >();
foreach (var variety in data)
{
List <KLine> data5K = new List <KLine>();
data5K = MinuteFrequencyTransferUtils.MinuteToNPeriods(minuteData[variety.Key], "Minutely", 5);
minuteData5Min.Add(variety.Key, data5K);
}
for (int i = 0; i < minuteData5Min[secCode].Count; i++)
{
double timePoint = i;
double open = minuteData5Min[secCode][i].open;
double close = minuteData5Min[secCode][i].close;
double high = minuteData5Min[secCode][i].high;
double low = minuteData5Min[secCode][i].low;
volume[i] = minuteData[secCode][i].volume;
StockPt pt = new StockPt(timePoint, high, low, open, close, volume[i]);
spl.Add(pt);
// 时间加5分钟
xStart.AddMinutes(5.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xStart.XLDate) == 6)
{
xStart.AddDays(2.0);
}
}
break;
//显示15min K线
case 3:
Dictionary <string, List <KLine> > minuteData15Min = new Dictionary <string, List <KLine> >();
foreach (var variety in data)
{
List <KLine> data15K = new List <KLine>();
data15K = MinuteFrequencyTransferUtils.MinuteToNPeriods(minuteData[variety.Key], "Minutely", 15);
minuteData15Min.Add(variety.Key, data15K);
}
for (int i = 0; i < minuteData15Min[secCode].Count; i++)
{
double timePoint = i;
double open = minuteData15Min[secCode][i].open;
double close = minuteData15Min[secCode][i].close;
double high = minuteData15Min[secCode][i].high;
double low = minuteData15Min[secCode][i].low;
volume[i] = minuteData[secCode][i].volume;
StockPt pt = new StockPt(timePoint, high, low, open, close, volume[i]);
spl.Add(pt);
// 时间加15分钟
xStart.AddMinutes(15.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xStart.XLDate) == 6)
{
xStart.AddDays(2.0);
}
}
break;
//显示30min K线
case 4:
Dictionary <string, List <KLine> > minuteData30Min = new Dictionary <string, List <KLine> >();
foreach (var variety in data)
{
List <KLine> data30K = new List <KLine>();
data30K = MinuteFrequencyTransferUtils.MinuteToNPeriods(minuteData[variety.Key], "Minutely", 30);
minuteData30Min.Add(variety.Key, data30K);
}
for (int i = 0; i < minuteData30Min[secCode].Count; i++)
{
double timePoint = i;
double open = minuteData30Min[secCode][i].open;
double close = minuteData30Min[secCode][i].close;
double high = minuteData30Min[secCode][i].high;
double low = minuteData30Min[secCode][i].low;
volume[i] = minuteData[secCode][i].volume;
StockPt pt = new StockPt(timePoint, high, low, open, close, volume[i]);
spl.Add(pt);
// 时间加30分钟
xStart.AddMinutes(30.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xStart.XLDate) == 6)
{
xStart.AddDays(2.0);
}
}
break;
//显示60min K线
case 5:
Dictionary <string, List <KLine> > minuteData60Min = new Dictionary <string, List <KLine> >();
foreach (var variety in data)
{
List <KLine> data60K = new List <KLine>();
data60K = MinuteFrequencyTransferUtils.MinuteToNPeriods(minuteData[variety.Key], "Minutely", 60);
minuteData60Min.Add(variety.Key, data60K);
}
for (int i = 0; i < minuteData60Min[secCode].Count; i++)
{
double timePoint = i;
double open = minuteData60Min[secCode][i].open;
double close = minuteData60Min[secCode][i].close;
double high = minuteData60Min[secCode][i].high;
double low = minuteData60Min[secCode][i].low;
volume[i] = minuteData[secCode][i].volume;
StockPt pt = new StockPt(timePoint, high, low, open, close, volume[i]);
spl.Add(pt);
// 时间加60分钟
xStart.AddMinutes(60.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xStart.XLDate) == 6)
{
xStart.AddDays(2.0);
}
}
break;
//显示日K线
case 6:
Dictionary <string, List <KLine> > minuteDataDaily = new Dictionary <string, List <KLine> >();
foreach (var variety in data)
{
List <KLine> dataDaily = new List <KLine>();
dataDaily = MinuteFrequencyTransferUtils.MinuteToNPeriods(minuteData[variety.Key], "Minutely", 240);
minuteDataDaily.Add(variety.Key, dataDaily);
}
for (int i = 0; i < minuteDataDaily[secCode].Count; i++)
{
double timePoint = i;
double open = minuteDataDaily[secCode][i].open;
double close = minuteDataDaily[secCode][i].close;
double high = minuteDataDaily[secCode][i].high;
double low = minuteDataDaily[secCode][i].low;
volume[i] = minuteData[secCode][i].volume;
StockPt pt = new StockPt(timePoint, high, low, open, close, volume[i]);
spl.Add(pt);
// 时间加1天
xStart.AddDays(1.0);
// but skip the weekends
if (XDate.XLDateToDayOfWeek(xStart.XLDate) == 6)
{
xStart.AddDays(2.0);
}
}
break;
}
//添加栅格线
//myPane.XAxis.MajorGrid.IsVisible = true;
//myPane.YAxis.MajorGrid.IsVisible = true;
//myPane.XAxis.MajorGrid.Color = Color.LightGray;
//myPane.YAxis.MajorGrid.Color = Color.LightGray;
//myPane.YAxis.MajorGrid.DashOff = 0;
//myPane.XAxis.MajorGrid.DashOff = 0;
panePrice.XAxis.Type = AxisType.Date;
panePrice.XAxis.Scale.Format = "MM-dd";
//myPane.XAxis.Scale.FontSpec.Angle = 45;//X轴文字方向，0-90度
//开始Y轴坐标设置
////设置Y轴坐标的范围
//myPane.YAxis.Scale.Max = Math.Round(maxhi * 1.2, 2);//Math.Ceiling(maxhi);
//myPane.YAxis.Scale.Min = Math.Round(minlow * 0.8, 2);
//Y轴最大刻度，注意minStep只会显示刻度线不会显示刻度值，minStep为纵坐标步长
panePrice.YAxis.Scale.MajorStep = 0.01;
//myPane.XAxis.Scale.FontSpec.FontColor = Color.Black;
//myPane.YAxis.Scale.FontSpec.FontColor = Color.Black;
panePrice.XAxis.Type = AxisType.DateAsOrdinal;
//myPane.Legend.FontSpec.Size = 18f;
//myPane.Legend.Position = LegendPos.InsideTopRight;
//myPane.Legend.Location = new Location(0.5f, 0.6f, CoordType.PaneFraction,
// AlignH.Right, AlignV.Top);
JapaneseCandleStickItem myCurve = panePrice.AddJapaneseCandleStick(secCode, spl);
myCurve.Stick.IsAutoSize = true;
//myCurve.Stick.Color = Color.Blue;
myCurve.Stick.FallingFill = new Fill(Color.Green); //下跌颜色
myCurve.Stick.RisingFill = new Fill(Color.Red); //上扬颜色
// pretty it up a little
//myPane.Chart.Fill = new Fill(Color.LightBlue, Color.LightGoldenrodYellow, 135.0f);
//myPane.Fill = new Fill(Color.Orange, Color.FromArgb(220, 220, 255), 45.0f);
Color c1 = ColorTranslator.FromHtml("#ffffff");
Color c2 = ColorTranslator.FromHtml("#ffd693");
panePrice.Chart.Fill = new Fill(c1); //图形区域颜色
panePrice.Fill = new Fill(c2); //整体颜色
//成交量线例子
// Set the Titles
paneVolume.Title.Text = "成交量";
paneVolume.XAxis.Title.Text = "Time";
paneVolume.YAxis.Title.Text = "Volume Num";
// Make up some random data points
//string[] labels = { "Panther", "Lion", "Cheetah","Cougar", "Tiger", "Leopard" };
//double[] y1 = { 100, 115, 75, 22, 98, 40, -100, -20 };
//double[] y2 = { 90, 100, 95, 35, 80, 35 };
//double[] y3 = { 80, 110, 65, 15, 54, 67 };
//double[] y4 = { 120, 125, 100, 40, 105, 75 };
// Generate a red bar with "Curve 1" in the legend
BarItem myBar = paneVolume.AddBar(null, null, volume, Color.Red);
//myBar.Bar.Fill = new Fill(Color.Red);
// Generate a blue bar with "Curve 2" in the legend
//myBar = paneVolume.AddBar("Curve 2", null, y2, Color.Blue);
//myBar.Bar.Fill = new Fill(Color.Blue, Color.White, Color.Blue);
//设置bar宽度
paneVolume.BarSettings.ClusterScaleWidth = 0.5;
log.Info(paneVolume.BarSettings.GetClusterWidth());
paneVolume.BarSettings.Type = BarType.Cluster;
// Generate a green bar with "Curve 3" in the legend
//myBar = myPane.AddBar("Curve 3", null, y3, Color.Green);
//myBar.Bar.Fill = new Fill(Color.Green, Color.White,
// Color.Green);
// Generate a black line with "Curve 4" in the legend
//LineItem myCurve = myPane.AddCurve("Curve 4",
//null, y4, Color.Black, SymbolType.Circle);
//myCurve.Line.Fill = new Fill(Color.White,
//Color.LightSkyBlue, -45F);
// Fix up the curve attributes a little
//myCurve.Symbol.Size = 8.0F;
//myCurve.Symbol.Fill = new Fill(Color.White);
//myCurve.Line.Width = 2.0F;
// Draw the X tics between the labels instead of
// at the labels
paneVolume.XAxis.MajorTic.IsBetweenLabels = true;
// Set the XAxis labels
//myPane.XAxis.Scale.TextLabels = labels;
// Set the XAxis to Text type
paneVolume.XAxis.Type = AxisType.Text;
// Fill the Axis and Pane backgrounds
paneVolume.Chart.Fill = new Fill(Color.White,
Color.FromArgb(255, 255, 166), 90F);
paneVolume.Fill = new Fill(Color.FromArgb(250, 250, 255));
using (Graphics g = CreateGraphics())
myPaneMaster.SetLayout(g, 2, 0);
zedG.AxisChange();
}
/// <summary>
/// Create candles from series x,y data:
/// </summary>
private List <StockPt> CreateCandle(Series series, double lastUpdate)
{
decimal start = 0;
int day = 24 * 60 * 60;
decimal dateTime = 0;
decimal equity = 0;
List <decimal[]> equityCandles = new List <decimal[]>();
decimal[] candleToday = new decimal[0];
var spl = new List <StockPt>();
if (series.Values.Count > 2000)
{
day = 30 * 24 * 60 * 60;
}
else if (series.Values.Count > 365)
{
day = 7 * 24 * 60 * 60;
}
for (int i = 0; i < series.Values.Count; i++)
{
if (series.Values[i].x < lastUpdate)
{
continue;
}
dateTime = series.Values[i].x;
equity = series.Values[i].y;
if (start == 0 || (start + day) < dateTime)
{
start = dateTime;
}
if (start == dateTime)
{
if (candleToday.Length > 0)
{
equityCandles.Add(candleToday);
}
candleToday = new decimal[5] {
-1, 0, -1, 999999999, 0
};
candleToday[0] = start;
}
if (candleToday[1] == 0)
{
candleToday[1] = equity;
}
if (candleToday[2] < equity)
{
candleToday[2] = equity;
}
if (candleToday[3] > equity)
{
candleToday[3] = equity;
}
candleToday[4] = equity;
}
foreach (var candle in equityCandles)
{
DateTime time = UnixMsToDateTime((double)candle[0]);
StockPt point = new StockPt(time.ToOADate(), Convert.ToDouble(candle[2]), Convert.ToDouble(candle[3]), Convert.ToDouble(candle[1]), Convert.ToDouble(candle[4]), 1000);
spl.Add(point);
}
return(spl);
}
private void DrawPriceChart(TradeEventArgs e = null)
{
var candles = zedPrice.GraphPane.CurveList["candle"];
if (candles == null)
{
return;
}
StockPt point = null;
var points = (StockPointList)candles.Points;
if (e == null)
{
_currentTime = CurrentDate;
var date = CurrentDate;
var c = _controller.GetBitstampCandle(date, CurrencyName.BTC, TickPeriodMinutes.PeriodMinutes);
point = new StockPt(new XDate(date).XLDate, c.High, c.Low, c.Open, c.Close, 0);
}
else
{
if (points.Count == 0)
{
return;
}
var pt = points.Last();
points.RemoveAt(points.Count - 1);
if (_currentTime.HasValue)
{
_currentTime = CurrentDate;
}
if (e.Price > pt.High)
{
pt.High = e.Price;
}
if (e.Price < pt.Low)
{
pt.Low = e.Price;
}
point = new StockPt(new XDate(_currentTime.Value).XLDate, pt.High, pt.Low, pt.Open, e.Price, 0);
}
points.Add(point);
Scale xScale = zedPrice.GraphPane.XAxis.Scale;
if (_tickCount > xScale.Max - xScale.MajorStep)
{
xScale.Max = _tickCount + xScale.MajorStep;
xScale.Min = xScale.Max - XScaleMax;
}
_tickCount++;
//var elapsedMinutes = DateTime.UtcNow.Hour * 60 + DateTime.UtcNow.Minute; // temp!!
//SetTimeAxis(elapsedMinutes - 30);
SetPriceAxes(point.High - MinPriceOffset, point.High + MaxPriceOffset);
DrawPriceLine(point.Close);
UpdateZedControl();
}
private void dataGridView1_SelectionChanged(object sender, EventArgs xx)
{
if (dataGridView1.SelectedRows.Count <= 0)
{
return;
}
var row = dataGridView1.SelectedRows[0];
string pairName = (string)row.Cells[0].Value;
var pair = _pairs.FirstOrDefault(e => e.Symbol.NiceName == pairName);
if (pair != null)
{
var candleStickPoints = new StockPointList();
var candles = pair.Symbol.Candles;
var lastCandle = candles.Count - 1;
for (int i = lastCandle; i >= 0; i--)
{
var candle = candles[i];
double x = new XDate(candles[lastCandle].OpenTime);
StockPt pt = new StockPt(new XDate(candle.OpenTime),
(double)candle.High,
(double)candle.Low,
(double)candle.Open,
(double)candle.Close,
100000);
candleStickPoints.Add(pt);
}
var masterPane = zedGraphControl1.MasterPane;
// while (masterPane.PaneList.Count < 2) masterPane.PaneList.Add(new GraphPane());
var mainPane = masterPane.PaneList[0];
// var mbfxPane = masterPane.PaneList[1];
//mbfxPane.
mainPane.Title.Text = pair.Symbol.NiceName + " " + pair.Symbol.NiceTimeFrame;
mainPane.CurveList.Clear();
var candleSticks = mainPane.AddJapaneseCandleStick("candles", candleStickPoints);
candleSticks.Stick.FallingFill = new Fill(Color.Red);
candleSticks.Stick.RisingFill = new Fill(Color.Blue);
mainPane.XAxis.Type = AxisType.DateAsOrdinal;
var trendLine = new TrendLine();
trendLine.Refresh(pair.Symbol);
var zigZag = new ZigZag();
zigZag.Refresh(pair.Symbol);
var ma15Points = new PointPairList();
var trendPoints = new PointPairList();
var zigzagBuyPoints = new PointPairList();
var zigzagSellPoints = new PointPairList();
for (int i = lastCandle; i >= 0; i--)
{
var candle = candles[i];
ma15Points.Add(new XDate(candle.OpenTime),
(double)MovingAverage.Get(pair.Symbol, i, 15, MaMethod.Sma, AppliedPrice.Close));
trendPoints.Add(new XDate(candle.OpenTime),
(double)trendLine.GetValue(i)
);
var arrow = zigZag.GetArrow(i);
if (arrow == ArrowType.Buy)
{
zigzagBuyPoints.Add(new XDate(candle.OpenTime), (double)candle.Low);
}
else
{
zigzagBuyPoints.Add(new XDate(candle.OpenTime), (double)0);
}
if (arrow == ArrowType.Sell)
{
zigzagSellPoints.Add(new XDate(candle.OpenTime), (double)candle.High);
}
else
{
zigzagSellPoints.Add(new XDate(candle.OpenTime), (double)0);
}
}
var ma15Curve = mainPane.AddCurve("MA15", ma15Points, Color.DarkGray, SymbolType.None);
var trendCurve = mainPane.AddCurve("Trend", trendPoints, Color.Green, SymbolType.None);
var zigZagCurveBuy = mainPane.AddCurve("", zigzagBuyPoints, Color.Green, SymbolType.Triangle);
var zigZagCurveSell = mainPane.AddCurve("", zigzagSellPoints, Color.Red, SymbolType.TriangleDown);
zigZagCurveBuy.Line.StepType = StepType.ForwardSegment;
zigZagCurveSell.Line.StepType = StepType.ForwardSegment;
// pretty it up a little
mainPane.Chart.Fill = new Fill(Color.LightGray, Color.LightGray, 45.0f);
mainPane.Fill = new Fill(Color.LightGray, Color.LightGray, 45.0f);
// Tell ZedGraph to calculate the axis ranges
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
if (_currentPair != pairName)
{
_currentPair = pairName;
zedGraphControl1.RestoreScale(mainPane);
}
}
}
//------------------------------------------------------------------------
// Update data on initialization or on timer
//------------------------------------------------------------------------
private void calc(XDate now, bool timer)
{
var oldTimerEnabled = m_Timer.Enabled;
m_Timer.Enabled = false;
const double diff = 5.0f / XDate.SecondsPerDay;
var tm = now - 5;
var add = !timer || (m_Data.Count > 0 && ((now - LastPoint.Date) > diff));
StockPt pt = null;
var up = m_Rand.NextDouble() > 0.5;
var val = up ? LastPoint.Low : LastPoint.High;
Action <double, double, bool> set_min_max = (min, max, absolute) =>
{
var grace = (m_Pane.Y2Axis.Scale.Max - m_Pane.Y2Axis.Scale.Min) *
m_Pane.Y2Axis.Scale.MaxGrace;
var gap = grace; //m_Pane.Y2Axis.Scale.ReverseTransform(10) + grace;
m_Pane.Y2Axis.Scale.Min = absolute
? min - gap
: Math.Min(m_Pane.Y2Axis.Scale.Min, min - gap);
m_Pane.Y2Axis.Scale.Max = absolute
? max + gap
: Math.Max(m_Pane.Y2Axis.Scale.Max, max + gap);
};
if (add)
{
var open = (float)(m_Open + m_Rand.NextDouble() * 10.0 - 5.0);
var close = (float)(m_Open + m_Rand.NextDouble() * 10.0 - 5.0);
var hi = (float)(Math.Max(open, close) + m_Rand.NextDouble() * 5.0);
var low = (float)(Math.Min(open, close) - m_Rand.NextDouble() * 5.0);
var bvol = m_Rand.NextDouble() * 1000;
var svol = m_Rand.NextDouble() * 1000;
var x = now.XLDate - (now.XLDate % diff);
pt = new StockPt(x, open, hi, low, close, (int)bvol, (int)svol);
m_Data.Add(pt);
m_Open = close;
m_EMA = EMA_ALPHA * close + (1.0 - EMA_ALPHA) * m_EMA;
m_EMAData.Add(x, m_EMA);
if (timer)
{
//m_Pane.XAxis.Scale.Max = now + 5;
//m_Pane.XAxis.Scale.Min += diff;
if (Math.Abs(Math.Round(m_Pane.XAxis.Scale.Max) - m_Data.Count) < 5)
{
var window = (int)(m_Pane.XAxis.Scale.Max - m_Pane.XAxis.Scale.Min);
//m_Pane.XAxis.Scale.SetRange();
m_Pane.XAxis.Scale.Max = m_Data.Count + 1;
m_Pane.XAxis.Scale.Min = m_Pane.XAxis.Scale.Max - window;
double min = double.MaxValue, max = double.MinValue;
var xMin = Scale.MinMax(0, (int)m_Pane.XAxis.Scale.Min, m_Data.Count);
var xMax = Scale.MinMax(0, (int)m_Pane.XAxis.Scale.Max, m_Data.Count);
for (int i = xMin; i < xMax; ++i)
{
var d = (StockPt)m_Data[i];
min = Math.Min(d.Low, min);
max = Math.Max(d.High, max);
}
set_min_max(min, max, true);
m_Pane.AxisChange();
}
if (m_Data.Count % 1 == 0)
{
var yy =
m_Pane.Y2Axis.Scale.ReverseTransform(m_Pane.Y2Axis.Scale.Transform(val) +
(up ? 5 : -5));
//var y2 = val * (up ? 0.96 : 1.03);
var arrow = new PointObj(m_Data.Count - 1, yy, 5,
up ? SymbolType.ArrowUp : SymbolType.ArrowDown,
up ? Color.Green : Color.Red)
{
IsMovable = false,
IsY2Axis = true,
YAxisIndex = 0,
//Fill = {Type = FillType.None},
IsClippedToChartRect = true
};
//arrow.Line.Width = 1;
//arrow.Location.CoordinateFrame = CoordType.AxisXYScale;
m_Pane.GraphObjList.Add(arrow);
}
}
}
else if (m_Data.Count > 0)
{
pt = LastPoint;
pt.Close = (float)(m_Open + m_Rand.NextDouble() * 10.0 - 5.0);
pt.High = (float)Math.Max(pt.High, Math.Max(m_Open, pt.Close) + m_Rand.NextDouble() * 5.0);
pt.Low = (float)Math.Min(pt.Low, Math.Min(m_Open, pt.Close) - m_Rand.NextDouble() * 5.0);
if (timer && Math.Abs(Math.Round(m_Pane.XAxis.Scale.Max) - m_Data.Count) < 5)
{
set_min_max(pt.Low, pt.High, false);
}
}
if (m_Line != null)
{
m_Line.Value = pt.Close;
}
m_Now = now;
m_Timer.Enabled = oldTimerEnabled;
}
private void xxxGraph_UpdateCursor(ZedGraphControl zgc, double x, double y)
{
string pos_string = "";
GraphPane pane = zgc.GraphPane;
if (zgc == historyGraph && history_x != null)
{
int i = (int)Math.Round(x - 1, 0);
history_last_cursor_x = history_x[i];
history_last_cursor_y = history_y[i];
XDate xdate = new XDate(history_last_cursor_x);
// update cursor position
history_cursor_symb.Points[0].X = (double)i + 1;
history_cursor_symb.Points[0].Y = history_last_cursor_y;
history_cursor_line.Points[0].X = (double)i + 1;
history_cursor_line.Points[0].Y = pane.YAxis.Scale.Min;
history_cursor_line.Points[1].X = (double)i + 1;
history_cursor_line.Points[1].Y = pane.YAxis.Scale.Max;
history_cursor_line.Line.Style = System.Drawing.Drawing2D.DashStyle.Dot;
history_cursor_line.IsVisible = true;
history_cursor_symb.IsVisible = true;
// tool strip message
StockPt pt = (StockPt)history_jcurve.Points[i];
// calculate bussiness days
TimeSpan ts = DateTime.Now - ((DateTime)xdate);
int dy = (ts.Days % 7) + (ts.Days / 7) * 5;
pos_string = "Date = " + xdate.ToString("dd-MMM-yy") +
", Open = " + pt.Open.ToString("f2") +
", Close = " + pt.Close.ToString("f2") +
", High = " + pt.High.ToString("f2") +
", Low = " + pt.Low.ToString("f2") +
", Vol = " + pt.Vol.ToString("N0") +
" (" + dy + " Days Ago)";
if (pt.Close >= pt.Open)
{
history_cursor_line.Color = Config.Color.PositiveForeColor;
}
else
{
history_cursor_line.Color = Config.Color.NegativeForeColor;
}
// update status string
toolStripStatus2.Text = pos_string;
}
else if (zgc == volatilityGraph && volatility_x != null)
{
string imp_option = HighlightImpliedVolatilityPoint(5, x, y);
y = CurveTransform(volatility_mcurve, x);
volatility_last_cursor_x = x;
volatility_last_cursor_y = y;
// update cursor position
volatility_cursor_symb.Points[0].X = x;
volatility_cursor_symb.Points[0].Y = y;
volatility_cursor_line.Points[0].X = x;
volatility_cursor_line.Points[0].Y = pane.YAxis.Scale.Min;
volatility_cursor_line.Points[1].X = x;
volatility_cursor_line.Points[1].Y = pane.YAxis.Scale.Max;
volatility_cursor_line.Line.Style = System.Drawing.Drawing2D.DashStyle.Dot;
volatility_cursor_line.IsVisible = true;
volatility_cursor_symb.IsVisible = true;
pos_string = "Period = " + x.ToString("N0") + " days" +
", Mean = " + y.ToString("N2") + " %" +
", StdDev = " + (CurveTransform(volatility_mcurve_1u, x) - y).ToString("N2") + " %" +
", Low = " + CurveTransform(volatility_mcurve_lo, x).ToString("N2") + " %" +
", High = " + CurveTransform(volatility_mcurve_hi, x).ToString("N2") + " %";
// update status string
toolStripStatus1.Text = pos_string;
toolStripLabel1.Text = imp_option;
}
// refresh graph
zgc.Invalidate();
}
public void UpdateHistoryGraphCurves()
{
GraphPane pane = historyGraph.GraphPane;
// get rows
DataRow[] rows = hs.HistoryTable.Select("", "Date ASC");
if (rows.Length <= 0)
{
return;
}
// start date
DateTime d0 = (DateTime)(rows[0]["Date"]);
DateTime d1 = d0;
history_x = new double[rows.Length];
history_y = new double[rows.Length];
// build points list
StockPointList spl = new StockPointList();
for (int i = 0; i < rows.Length; i++)
{
double close_adj = (double)(rows[i]["AdjClose"]);
double close = (double)(rows[i]["Close"]);
double factor = close_adj / close;
double open = (double)(rows[i]["Open"]) * factor;
double low = (double)(rows[i]["Low"]) * factor;
double high = (double)(rows[i]["High"]) * factor;
double volume = (double)(rows[i]["Volume"]);
d1 = (DateTime)(rows[i]["Date"]);
XDate date = new XDate(d1.Year, d1.Month, d1.Day);
StockPt pt = new StockPt(date.XLDate, high, low, open, close_adj, volume);
spl.Add(pt);
history_x[i] = date.XLDate;
history_y[i] = close_adj;
}
// period (maximum 6-months)
if (d0 < d1.AddMonths(-6))
{
d0 = d1.AddMonths(-6);
}
history_xaxis_prd = (5.0 / 7.0) * ((new XDate(d1.Year, d1.Month, d1.Day)).XLDate - (new XDate(d0.Year, d0.Month, d0.Day)).XLDate);
// x-axis
pane.XAxis.Type = AxisType.DateAsOrdinal;
pane.XAxis.Scale.FormatAuto = false;
pane.XAxis.Scale.Format = "dd-MMM-yy";
pane.XAxis.Scale.MinAuto = false;
pane.XAxis.Scale.MaxAuto = false;
pane.XAxis.Scale.Min = rows.Length - history_xaxis_prd;
pane.XAxis.Scale.Max = rows.Length;
pane.XAxis.Scale.MinorStepAuto = true;
pane.XAxis.Scale.MajorStepAuto = true;
// y-axis
pane.YAxis.Scale.MinAuto = true;
pane.YAxis.Scale.MinorStepAuto = true;
pane.YAxis.Scale.MaxAuto = true;
pane.YAxis.Scale.MajorStepAuto = true;
history_jcurve = pane.AddJapaneseCandleStick("", spl);
history_jcurve.Stick.Color = Config.Color.GraphCurveForeColor(0);
history_jcurve.Stick.RisingFill = new Fill(Config.Color.PositiveForeColor);
history_jcurve.Stick.RisingBorder = new Border(Config.Color.PositiveForeColor, 1);
history_jcurve.Stick.FallingFill = new Fill(Config.Color.NegativeForeColor);
history_jcurve.Stick.FallingBorder = new Border(Config.Color.NegativeForeColor, 1);
history_jcurve.Label.IsVisible = false;
history_jcurve.Stick.IsAutoSize = true;
history_jcurve.Stick.IsOpenCloseVisible = true;
history_jcurve.Stick.Width = 1.5F; //PenWidth
history_vcurve = pane.AddCurve("", history_x, history_y, Config.Color.GraphCurveForeColor(0), SymbolType.None);
history_vcurve.Line.IsAntiAlias = true;
history_vcurve.Line.IsSmooth = false;
history_vcurve.Line.Width = 1;
history_vcurve.IsVisible = true;
history_vcurve.Label.IsVisible = false;
historyGraph.AxisChange();
historyGraph.Invalidate();
// update graph default axis
history_xaxis_min = pane.XAxis.Scale.Min;
history_xaxis_max = pane.XAxis.Scale.Max;
history_xaxis_maj = pane.XAxis.Scale.MajorStep;
history_xaxis_mor = pane.XAxis.Scale.MinorStep;
history_yaxis_min = pane.YAxis.Scale.Min;
history_yaxis_max = pane.YAxis.Scale.Max;
history_yaxis_maj = pane.YAxis.Scale.MajorStep;
history_yaxis_mor = pane.YAxis.Scale.MinorStep;
// add history cursor curves
AddHistoryCursorCurves();
}
