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>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt(StockPt rhs)
: base(rhs)
{
Open = rhs.Open;
Close = rhs.Close;
Vol = rhs.Vol;
}
/// <summary>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt(StockPt rhs)
: base((IPointPair)rhs)
{
this.Open = rhs.Open;
this.Close = rhs.Close;
this.Vol = rhs.Vol;
}
private static StockPointList CreateStockPointList(long valueStepSizeMinutes)
{
StockPointList spl = new StockPointList();
Random rand = new Random();
XDate xDate = new XDate(2013, 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;
xDate.AddMinutes(valueStepSizeMinutes);
if (XDate.XLDateToDayOfWeek(xDate.XLDate) == 6)
{
xDate.AddDays(2.0);
}
}
return(spl);
}
private static StockPointList <StockPt> CreateStockPointList(long valueStepSizeMinutes)
{
var spl = new StockPointList <StockPt>();
Random rand = new Random();
XDate xDate = new XDate(2013, 1, 1);
var open = 50.0f;
for (int i = 0; i < 50; i++)
{
double x = xDate.XLDate;
var close = (float)(open + rand.NextDouble() * 10.0 - 5.0);
var hi = (float)(Math.Max(open, close) + rand.NextDouble() * 5.0);
var low = (float)(Math.Min(open, close) - rand.NextDouble() * 5.0);
StockPt pt = new StockPt(x, open, hi, low, close, 50000, 50000);
spl.Add(pt);
open = close;
xDate.AddMinutes(valueStepSizeMinutes);
if (XDate.XLDateToDayOfWeek(xDate.XLDate) == 6)
{
xDate.AddDays(2.0);
}
}
return(spl);
}
/// <summary>
/// The Copy Constructor
/// </summary>
/// <param name="rhs">The StockPointList from which to copy</param>
public StockPointList( StockPointList rhs )
{
for ( int i = 0; i < rhs.Count; i++ )
{
StockPt pt = new StockPt( rhs[i] );
this.Add( pt );
}
}
/// <summary>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt(StockPt rhs) : base((IPointPair)rhs)
{
Open = rhs.Open;
High = rhs.High;
VolBuy = rhs.VolBuy;
VolSell = rhs.VolSell;
ColorValue = rhs.ColorValue;
Tag = rhs.Tag is ICloneable ? ((ICloneable)rhs.Tag).Clone() : rhs.Tag;
}
public CandleStickDemo()
: base("Demonstration of the Candlestick Chart Type",
"CandleStick Demo", DemoType.Bar)
{
GraphPane myPane = base.GraphPane;
myPane.Title.Text = "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 );
}
CandleStickItem myCurve = myPane.AddCandleStick( "trades", spl, Color.Black );
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();
}
/// <summary>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt(IPointPair rhs)
: base(rhs)
{
if (rhs is StockPt)
{
StockPt pt = rhs as StockPt;
this.Open = pt.Open;
this.Close = pt.Close;
this.Vol = pt.Vol;
}
else
{
this.Open = PointPair.Missing;
this.Close = PointPair.Missing;
this.Vol = PointPair.Missing;
}
}
/// <summary>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt(StockPt rhs)
: base(rhs)
{
this.Low = rhs.Low;
this.Open = rhs.Open;
this.Close = rhs.Close;
this.Vol = rhs.Vol;
this.ColorValue = rhs.ColorValue;
if (rhs.Tag is ICloneable)
{
this.Tag = ((ICloneable)rhs.Tag).Clone();
}
else
{
this.Tag = rhs.Tag;
}
}
/// <summary>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt(StockPt rhs)
: base(rhs)
{
Low = rhs.Low;
Open = rhs.Open;
Close = rhs.Close;
Vol = rhs.Vol;
initVirtualMemberCallInConstructor(rhs.ColorValue);
if (rhs.Tag is ICloneable)
{
Tag = ((ICloneable)rhs.Tag).Clone();
}
else
{
Tag = rhs.Tag;
}
}
public void CreateGraph_junk5( ZedGraphControl zgc )
{
GraphPane myPane = zgc.GraphPane;
// Set the title and axis labels
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 < 1000; 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;
if ( xDate.DateTime.Hour < 23 )
xDate.AddHours( 1.0 );
else
{
// Advance one day
xDate.AddHours( 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 );
myPane.XAxis.Scale.Format = "dd-MMM-yy hh:mm";
// 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 );
PointPairList ppl = new PointPairList();
for ( int i = 19; i < spl.Count; i++ )
{
double avg = 0.0;
for ( int j = 0; j < 20; j++ )
avg += spl.GetAt( i - j ).Close;
ppl.Add( i + 1, avg / 20.0 );
}
LineItem item = myPane.AddCurve( "MA-20", ppl, Color.Red );
item.IsOverrideOrdinal = true;
item.Line.Width = 3;
item.Symbol.Type = SymbolType.None;
item.Line.IsSmooth = true;
// Tell ZedGraph to calculate the axis ranges
zgc.AxisChange();
zgc.Invalidate();
}
// OHLC Bar Test
private void CreateGraph_OHLCBarTest( ZedGraphControl z1 )
{
GraphPane myPane = z1.GraphPane;
myPane.Title.Text = "OHLC 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.AddMinutes( 1.0 );
xDate.AddDays( 1.0 );
// but skip the weekends
//if ( XDate.XLDateToDayOfWeek( xDate.XLDate ) == 6 )
// xDate.AddMinutes( 2.0 );
}
OHLCBarItem myCurve = myPane.AddOHLCBar( "trades", spl, Color.Blue);
//myCurve.Bar.IsAutoSize = true;
myCurve.Bar.Color = Color.Blue;
// Use DateAsOrdinal to skip weekend gaps
//myPane.XAxis.Type = AxisType.DateAsOrdinal;
myPane.XAxis.Type = AxisType.Date;
//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 );
// Tell ZedGraph to calculate the axis ranges
z1.AxisChange();
z1.Invalidate();
//z1.PointValueEvent += new ZedGraphControl.PointValueHandler( z1_PointValueEvent );
}
// Traditional Open-High-Low-Close Bar chart
private void CreateGraph_OHLCBar( ZedGraphControl z1 )
{
GraphPane myPane = z1.GraphPane;
myPane.Title.Text = "OHLC 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 < 20; 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 );
}
//OHLCBarItem myCurve = myPane.AddOHLCBar( "trades", spl, Color.Black );
OHLCBarItem myCurve = myPane.AddOHLCBar( "trades", spl, Color.Blue );
//myCurve.Bar.Size = 20;
myCurve.Bar.IsAutoSize = true;
//myCurve.Bar.PenWidth = 2;
//myCurve.Bar.IsOpenCloseVisible = false;
Fill fill = new Fill( Color.Red, Color.Yellow, Color.Blue );
fill.RangeMin = 40;
fill.RangeMax = 70;
fill.Type = FillType.GradientByY;
myCurve.Bar.GradientFill = fill;
// Use DateAsOrdinal to skip weekend gaps
myPane.XAxis.Type = AxisType.DateAsOrdinal;
//myPane.XAxis.Type = AxisType.Date;
//myPane.XAxis.Scale.MajorStep = 1.0;
// 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 );
//BoxObj box = new BoxObj( 4, 60, 5, 50000 );
//myPane.GraphObjList.Add( box );
// Tell ZedGraph to calculate the axis ranges
z1.AxisChange();
z1.Invalidate();
}
// Call this method from the Form_Load method, passing your ZedGraphControl
public void CreateGraph_JapaneseCandleStickDemo( ZedGraphControl zgc )
{
GraphPane myPane = zgc.GraphPane;
// Set the title and axis labels
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 + 0.4 * rand.NextDouble() - 0.2 );
xDate.AddDays( 1 );
// 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.Type = AxisType.Date;
//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 );
// Tell ZedGraph to calculate the axis ranges
zgc.AxisChange();
zgc.Invalidate();
}
// Make a masterpane with 3 charts
// Top = OHLC Bar Chart
// Mid = Volume Chart
// Bot = Price Change
public void CreateGraph_OHLCBarMaster( ZedGraphControl zgc )
{
// ================================================
// First, set up some lists with random data...
// ================================================
StockPointList spl = new StockPointList();
PointPairList volList = new PointPairList();
PointPairList changeList = new PointPairList();
Random rand = new Random();
// First day is jan 1st
XDate xDate = new XDate( 2006, 1, 1 );
double open = 50.0;
double prevClose = 50.0;
const int numDays = 365;
// Loop to make 365 days of data
for ( int i = 0; i < numDays; i++ )
{
double x = xDate.XLDate;
//double close = open + rand.NextDouble() * 10.0 - 5.0;
double close = open * ( 0.95 + rand.NextDouble() * 0.1 );
//double hi = Math.Max( open, close ) + rand.NextDouble() * 5.0;
//double low = Math.Min( open, close ) - rand.NextDouble() * 5.0;
double hi = Math.Max( open, close ) * ( 1.0 + rand.NextDouble() * 0.05 );
double low = Math.Min( open, close ) * ( 0.95 + rand.NextDouble() * 0.05 );
double vol = 25.0 + rand.NextDouble() * 100.0;
double change = close - prevClose;
// Create a StockPt instead of a PointPair so we can carry 6 properties
StockPt pt = new StockPt( x, hi, low, open, close, vol );
//if price is increasing color=black, else color=red
pt.ColorValue = close > prevClose ? 2 : 1;
spl.Add( pt );
volList.Add( x, vol );
changeList.Add( x, change );
prevClose = close;
open = close;
// Advance one day
xDate.AddDays( 1.0 );
// but skip the weekends
if ( XDate.XLDateToDayOfWeek( xDate.XLDate ) == 6 )
xDate.AddDays( 2.0 );
}
// ================================================
// Create 3 GraphPanes to display the data
// ================================================
// get a reference to the masterpane
MasterPane master = zgc.MasterPane;
// The first chart is already in the MasterPane, so add the other two charts
master.Add( new GraphPane() );
master.Add( new GraphPane() );
// ================================================
// The first pane is an OHLCBarItem
// ================================================
// Get a reference to the pane
GraphPane pane = master[0];
// Set the title and axis labels
pane.Title.Text = "Open-High-Low-Close History";
pane.XAxis.Title.Text = "Date";
pane.YAxis.Title.Text = "Price";
// Setup the gradient fill...
// Use Red for negative days and black for positive days
Color[] colors = { Color.Red, Color.Black };
Fill myFill = new Fill( colors );
myFill.Type = FillType.GradientByColorValue;
myFill.SecondaryValueGradientColor = Color.Empty;
myFill.RangeMin = 1;
myFill.RangeMax = 2;
//Create the OHLC and assign it a Fill
OHLCBarItem ohlcCurve = pane.AddOHLCBar( "Price", spl, Color.Empty );
ohlcCurve.Bar.GradientFill = myFill;
ohlcCurve.Bar.IsAutoSize = true;
// Create a JapaneseCandleStick
//JapaneseCandleStickItem jcsCurve = pane.AddJapaneseCandleStick( "Price", spl );
//jcsCurve.Stick.IsAutoSize = false;
// ================================================
// The second pane is a regular BarItem to show daily volume
// ================================================
// Get a reference to the pane
pane = master[1];
// Set the title and axis labels
pane.Title.Text = "Daily Volume";
pane.XAxis.Title.Text = "Date";
pane.YAxis.Title.Text = "Volume, thousands";
BarItem volBar = pane.AddBar( "Volume", volList, Color.Blue );
// ================================================
// The third pane is a LineItem to show daily price change
// ================================================
// Get a reference to the pane
pane = master[2];
// Set the title and axis labels
pane.Title.Text = "Price Change";
pane.XAxis.Title.Text = "Date";
pane.YAxis.Title.Text = "Price Change, $";
LineItem changeCurve = pane.AddCurve( "Price Change", changeList, Color.Green, SymbolType.None );
// ================================================
// These settings are common to all three panes
// ================================================
foreach ( GraphPane paneT in master.PaneList )
{
// Use DateAsOrdinal to skip weekend gaps
paneT.XAxis.Type = AxisType.DateAsOrdinal;
// Use only visible data to define Y scale range
paneT.IsBoundedRanges = true;
// Define a minimum buffer space to the axes can be aligned
paneT.YAxis.MinSpace = 80;
paneT.Y2Axis.MinSpace = 50;
// pretty it up a little
paneT.Chart.Fill = new Fill( Color.White, Color.LightGoldenrodYellow, 45.0f );
paneT.Title.FontSpec.Size = 20.0f;
paneT.XAxis.Title.FontSpec.Size = 18.0f;
paneT.XAxis.Scale.FontSpec.Size = 16.0f;
paneT.YAxis.Title.FontSpec.Size = 18.0f;
paneT.YAxis.Scale.FontSpec.Size = 16.0f;
paneT.Legend.IsVisible = false;
paneT.Fill = new Fill( Color.White, Color.FromArgb( 220, 220, 255 ), 45.0f );
// Set the initial scroll position and range
// Note that the min and max for DateAsOrdinal scale will be ordinal values, not dates
paneT.XAxis.Scale.Min = 1.0;
// default range is 30 days
paneT.XAxis.Scale.Max = 30.0;
}
// ================================================
// Set up the MasterPane Layout
// ================================================
// Make sure that fonts and dimensions are the same for all three charts
master.IsCommonScaleFactor = true;
// Show the masterpane title
master.Title.IsVisible = true;
master.Title.Text = "Wacky Widget Company Stock Performance";
master.Fill = new Fill( Color.White, Color.SlateBlue, 45.0f );
// Leave a margin around the masterpane, but only a small gap between panes
master.Margin.All = 10;
master.InnerPaneGap = 5;
using ( Graphics g = this.CreateGraphics() )
{
master.SetLayout( g, PaneLayout.SingleColumn );
// Synchronize the Axes
zgc.IsAutoScrollRange = true;
zgc.IsShowHScrollBar = true;
zgc.IsSynchronizeXAxes = true;
// Scale range will extend about 1 day before and after the actual data range
zgc.ScrollGrace = 1.0 / numDays;
}
// Tell ZedGraph to calculate the axis ranges
zgc.AxisChange();
// master[0].XAxis.Scale.Min = new XDate( 2006, 1, 1 ).XLDate;
// master[0].XAxis.Scale.Max = master[0].XAxis.Scale.Min + 30.0;
// master[1].XAxis.Scale.Min = new XDate( 2006, 1, 1 ).XLDate;
// master[1].XAxis.Scale.Max = master[1].XAxis.Scale.Min + 30.0;
// master[2].XAxis.Scale.Min = new XDate( 2006, 1, 1 ).XLDate;
// master[2].XAxis.Scale.Max = master[2].XAxis.Scale.Min + 30.0;
//zgc.ScrollDoneEvent += new ZedGraphControl.ScrollDoneHandler( zgc_ScrollDoneEvent );
zgc.ScrollProgressEvent += new ZedGraphControl.ScrollProgressHandler( zgc_ScrollProgressEvent );
}
public void CreateGraph_OHLCBarGradient( ZedGraphControl zgc )
{
GraphPane myPane = zgc.GraphPane;
// Set the title and axis labels
myPane.Title.Text = "OHLC Chart Demo";
myPane.XAxis.Title.Text = "Date";
myPane.YAxis.Title.Text = "Price";
//Load a StockPointList with random data.........................
StockPointList spl = new StockPointList();
Random rand = new Random();
// First day is jan 1st
XDate xDate = new XDate( 2006, 1, 1 );
double open = 50.0;
double prevClose = 0;
// Loop to make 50 days of data
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;
// Create a StockPt instead of a PointPair so we can carry 6 properties
StockPt pt = new StockPt( x, hi, low, open, close, 100000 );
//if price is increasing color=black, else color=red
pt.ColorValue = close > prevClose ? 2 : 1;
spl.Add( pt );
prevClose = close;
open = close;
// Advance one day
xDate.AddDays( 1.0 );
// but skip the weekends
if ( XDate.XLDateToDayOfWeek( xDate.XLDate ) == 6 )
xDate.AddDays( 2.0 );
}
// Setup the gradient fill...
// Use Red for negative days and black for positive days
Color[] colors = { Color.Red, Color.Black };
Fill myFill = new Fill( colors );
myFill.Type = FillType.GradientByColorValue;
myFill.SecondaryValueGradientColor = Color.Empty;
myFill.RangeMin = 1;
myFill.RangeMax = 2;
//Create the OHLC and assign it a Fill
OHLCBarItem myCurve = myPane.AddOHLCBar( "Price", spl, Color.Empty );
myCurve.Bar.GradientFill = myFill;
myCurve.Bar.IsAutoSize = true;
// 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 );
myPane.Title.FontSpec.Size = 20.0f;
myPane.XAxis.Title.FontSpec.Size = 18.0f;
myPane.XAxis.Scale.FontSpec.Size = 16.0f;
myPane.YAxis.Title.FontSpec.Size = 18.0f;
myPane.YAxis.Scale.FontSpec.Size = 16.0f;
myPane.Legend.IsVisible = false;
// BoxObj box = new BoxObj( 4.5, 0.0, 1.0, 1.0, Color.Transparent,
// Color.FromArgb( 100, Color.LightBlue ) );
// box.Location.CoordinateFrame = CoordType.XScaleYChartFraction;
// myPane.GraphObjList.Add( box );
// Tell ZedGraph to calculate the axis ranges
zgc.AxisChange();
zgc.Invalidate();
}
/// <summary>
/// Indexer to access the specified <see cref="StockPt"/> object by
/// its ordinal position in the list.
/// </summary>
/// <param name="index">The ordinal position (zero-based) of the
/// <see cref="StockPt"/> object to be accessed.</param>
/// <value>A <see cref="StockPt"/> object reference.</value>
public PointPair this[int index]
{
get { return (PointPair) List[index]; }
set { List[index] = new StockPt( value ); }
}
/// <summary>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt( StockPt rhs )
: base(rhs)
{
this.Low = rhs.Low;
this.Open = rhs.Open;
this.Close = rhs.Close;
this.Vol = rhs.Vol;
this.ColorValue = rhs.ColorValue;
if ( rhs.Tag is ICloneable )
this.Tag = ( (ICloneable)rhs.Tag ).Clone();
else
this.Tag = rhs.Tag;
}
// 讀取完歷史資料一次畫出歷史
public void DrawGraphOnce( List<KLine> _klLst,
List<double> ema11Lst, List<double> ema22Lst)
{
GraphPane myPane = zg1.GraphPane;
StockPointList _ema11Plist = new StockPointList();
StockPointList _ema22Plist = new StockPointList();
List<StockPt> KLPnts = (List<StockPt>)jpnCandle.Points;
KLPnts.Clear();
foreach (KLine _kl in _klLst)
{
XDate xDate = new XDate(_kl.datetime.Year, _kl.datetime.Month, _kl.datetime.Day, _kl.datetime.Hour, _kl.datetime.Minute, 0);
StockPt pt_kl = new StockPt(xDate.XLDate, _kl.highest, _kl.lowest, _kl.open, _kl.close, _kl.amount);
KLPnts.Add(pt_kl);
}
// Ema 11 更新
_ema11Plist.Clear();
for (int k = 0; k < _klLst.Count; k++)
{
KLine _kl = _klLst[k];
double _ema11val = ema11Lst[k];
XDate xDate = new XDate(_kl.datetime.Year, _kl.datetime.Month, _kl.datetime.Day, _kl.datetime.Hour, _kl.datetime.Minute, 0);
StockPt pt_ema11 = new StockPt(xDate.XLDate, _ema11val, _ema11val, _ema11val, _ema11val, _ema11val);
_ema11Plist.Add(pt_ema11);
}
// Ema 22 更新
_ema22Plist.Clear();
for (int k = 0; k < _klLst.Count; k++)
{
KLine _kl = _klLst[k];
double _ema22val = ema22Lst[k];
XDate xDate = new XDate(_kl.datetime.Year, _kl.datetime.Month, _kl.datetime.Day, _kl.datetime.Hour, _kl.datetime.Minute, 0);
StockPt pt_ema11 = new StockPt(xDate.XLDate, _ema22val, _ema22val, _ema22val, _ema22val, _ema22val);
_ema22Plist.Add(pt_ema11);
}
ema11LineGr = myPane.AddCurve("ema11", _ema11Plist, Color.Aqua, SymbolType.None);
ema22LineGr = myPane.AddCurve("ema22", _ema22Plist, Color.Magenta, SymbolType.None);
edtNumFocus_TextChanged(null, null);
}
/// <summary>
/// Create candles from series x,y data:
/// </summary>
public 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;
}
public void updGraph(KLine newKL, double newEma11, double newEma22 , int min_rr , int max_rr )
{
GraphPane myPane = this.zg1.GraphPane;
//Console.WriteLine("KL: [op:" + newKL.open.ToString() + "] [cl:" + newKL.close.ToString() + "]");
// K 棒更新
//KLine newKL = KLLst[KLLst.Count - 2];
List<StockPt> KLPnts = (List<StockPt>)jpnCandle.Points;
XDate xDate = new XDate(newKL.datetime.Year, newKL.datetime.Month, newKL.datetime.Day, newKL.datetime.Hour, newKL.datetime.Minute, 0);
StockPt pt_kl = new StockPt(xDate.XLDate, newKL.highest, newKL.lowest, newKL.open, newKL.close, newKL.amount);
KLPnts.Add(pt_kl);
// Ema 11 更新
List<StockPt> Ema11Pnts = (List<StockPt>)ema11LineGr.Points;
StockPt pt_ema11 = new StockPt(xDate.XLDate, newEma11, newEma11, newEma11, newEma11, newEma11);
Ema11Pnts.Add(pt_ema11);
// Ema 11 更新
List<StockPt> Ema22Pnts = (List<StockPt>)ema22LineGr.Points;
StockPt pt_ema22 = new StockPt(xDate.XLDate, newEma22, newEma22, newEma22, newEma22, newEma22);
Ema22Pnts.Add(pt_ema22);
#region Range 更新 : Update
myPane.YAxis.Scale.Min = min_rr;
myPane.YAxis.Scale.Max = max_rr;
//Console.WriteLine(min_rr.ToString());
#endregion
zg1.AxisChange();
zg1.Invalidate();
}
public JapaneseCandleStickItem AddCandleStick(string name, double[] seriesHigh, double[] seriesLow, double[] seriesOpen, double[] seriesClose, double[] seriesVolume,
Color barUpColor, Color barDownColor,
Color risingFillColor, Color risingBorderColor,
Color fallingFillColor, Color fallingBorderColor)
{
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 = barUpColor; //Bar up
myCurve.Stick.FallingColor = barDownColor; //Bar down
//myCurve.Color = Color.Pink; // Unknown
myCurve.Stick.FallingFill.Color = fallingFillColor;
myCurve.Stick.FallingBorder.Color = fallingBorderColor;
myCurve.Stick.RisingFill.Color = risingFillColor;
myCurve.Stick.RisingBorder.Color = risingBorderColor;
return myCurve;
}
/// <summary>
/// Draws the Open High Low Close graph.
/// </summary>
/// <param name="data">The stock points to plot.</param>
/// <param name="control">The control to plot on.</param>
public void DrawOHLCGraph(ref StockPoints data, ref ZedGraph.ZedGraphControl control)
{
StockPointList pointList = new StockPointList();
XDate date = new XDate();
foreach (StockPoint s in data)
{
date = new XDate(s.PointDateTime.Year, s.PointDateTime.Month, s.PointDateTime.Day, s.PointDateTime.Hour, s.PointDateTime.Minute, 0);
StockPt p = new StockPt(date.XLDate, s.High, s.Low, s.Open, s.Close, s.Volume);
pointList.Add(p);
}
Color[] colors = { Color.Red, Color.Black };
Fill myFill = new Fill(colors);
myFill.Type = FillType.GradientByColorValue;
myFill.SecondaryValueGradientColor = Color.Empty;
myFill.RangeMin = 1;
myFill.RangeMax = 2;
MasterPane masterPane = control.MasterPane;
masterPane.Margin.All = 10;
masterPane.InnerPaneGap = 5;
GraphPane ohlcPane = new GraphPane(new Rectangle(10, 10, 10, 10), "OHLC", "Time", "Price");
ohlcPane.IsBoundedRanges = true;
OHLCBarItem bar = ohlcPane.AddOHLCBar("Price", pointList, Color.Empty);
bar.Bar.GradientFill = myFill;
bar.Bar.IsAutoSize = true;
bar.Bar.Size = 5;
ohlcPane.Title.Text = "OHLC Graph";
ohlcPane.XAxis.Type = AxisType.DateAsOrdinal;
ohlcPane.XAxis.Title.Text = "Date";
ohlcPane.YAxis.Title.Text = "Price";
ohlcPane.Margin.All = 0;
ohlcPane.Margin.Top = 10;
ohlcPane.YAxis.MinSpace = 10;
ohlcPane.Y2Axis.MinSpace = 10;
ohlcPane.AxisChange();
masterPane.Add(ohlcPane);
control.IsShowHScrollBar = true;
control.ScrollMinX = 0;
control.ScrollMaxX = data.Count;
control.GraphPane.XAxis.Scale.Max = data.Count;
if (data.Count >= 99)
{
control.GraphPane.XAxis.Scale.Min = data.Count - 99;
}
else
{
control.GraphPane.XAxis.Scale.Min = 0;
}
using (Graphics g = control.CreateGraphics())
{
masterPane.SetLayout(g, PaneLayout.SingleColumn);
masterPane.AxisChange(g);
// Synchronize the Axes
//// g.Dispose();
}
}
/// <summary>
/// The StockPt copy constructor.
/// </summary>
/// <param name="rhs">The basis for the copy.</param>
public StockPt(StockPt rhs)
: base(rhs)
{
Open = rhs.Open;
Close = rhs.Close;
Vol = rhs.Vol;
}
private static StockPointList CreateStockPointList(long valueStepSizeMinutes)
{
StockPointList spl = new StockPointList();
Random rand = new Random();
XDate xDate = new XDate(2013, 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;
xDate.AddMinutes(valueStepSizeMinutes);
if (XDate.XLDateToDayOfWeek(xDate.XLDate) == 6)
{
xDate.AddDays(2.0);
}
}
return spl;
}
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 static ZedGraphControl KresliJednoduchyGraf(string forecastGraf, List<ObchodnyDen> getDataPreGraf, ZedGraphControl zg1)
{
try
{
zg1.GraphPane.CurveList.Clear();
zg1.GraphPane.GraphObjList.Clear();
GraphPane myPane = zg1.GraphPane;
// Set the titles and axis labels
myPane.Title.Text = forecastGraf;
myPane.XAxis.Title.Text = "Date";
myPane.YAxis.Title.Text = "$";
myPane.XAxis.Type = AxisType.Date;
var spl = new StockPointList();
int rok = getDataPreGraf.First().Date.Year;
DateTime predchadzDatum = getDataPreGraf.First().Date;
foreach (var den in getDataPreGraf)
{
var x = (double)new XDate(DateTime.Parse(den.Date.ToShortDateString()));
double open = den.Open;
double close = den.Settle;
double hi = den.High;
double low = den.Low;
var pt = new StockPt(x, hi, low, open, close, 100000);
spl.Add(pt);
if (den.Date.Year != predchadzDatum.Year)
{
LineItem line = new LineItem(String.Empty, new[] { x, x }, new[] { myPane.YAxis.Scale.Min, myPane.YAxis.Scale.Max }, Color.Black, SymbolType.None);
line.Line.Style = System.Drawing.Drawing2D.DashStyle.Dash;
line.Line.Width = 1f;
//myPane.CurveList.Add(line);
Console.WriteLine("Datum " + den.Date);
}
predchadzDatum = den.Date;
}
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
zg1.AxisChange();
zg1.Invalidate();
return zg1;
}catch (Exception)
{
}
return null;
}
private void CreateGraph(ZedGraphControl zgc, int iDayChart)
{
// get a reference to the GraphPane
GraphPane myPane = zgc.GraphPane;
myPane.CurveList.Clear();
DiaNegocio diaChart = new DiaNegocio();
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);
for (int i = 0; dia[iDayChart].Ticker[i] != null; i++)
{
CriarPontodeEntradaDia(iDayChart);
diaChart = dia[iDayChart];
myPane.Title.Text = "WINFUT " + diaChart.dtData.ToString();
double x = diaChart.Ticker[i].dtData.ToOADate();//xDate.XLDate;
double open = diaChart.Ticker[i].iAbertura;
double close = diaChart.Ticker[i].iFechamento;//open + rand.NextDouble() * 10.0 - 5.0;
double hi = diaChart.Ticker[i].iMaximo;// Math.Max(open, close) + rand.NextDouble() * 5.0;
double low = diaChart.Ticker[i].iMinimo;// 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;
double[] dbentradavenda = new double[500];
for( int i = 0; i < 500; i++)
dbentradavenda[i] = (double)diaChart.iEntradaVenda;
LineItem entradaVenda = myPane.AddCurve("Venda", null, dbentradavenda, Color.Red,SymbolType.None);
double[] dbentradacompra = new double[500];
for (int i = 0; i < 500; i++)
dbentradacompra[i] = (double)diaChart.iEntradaCompra;
LineItem entradaCompra = myPane.AddCurve("Compra", null, dbentradacompra, Color.Green, SymbolType.None);
// 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 refigure the
// axes since the data have changed
zgc.AxisChange();
zgc.Invalidate();
//ATENÇÃO, OBSERVAR QUE QUANDO RETORNA À PRIMEIRA ENTRADA COMUMENTE EMBARCA NO SENTIDO CONTRÁRIO!!! VERIFICAR SE COMPORTAMENTO SE
//REPETE SEGUIDAS VEZES PRO ÍNDICE, PODE SER UMA FORMA DE GANHO COM UM ALVO MENOR DE ~300, 400 PTOS
}
/// <summary>
/// Add a single point to the <see cref="PointPairList"/> from values of type double.
/// </summary>
/// <param name="date">An <see cref="XDate" /> value</param>
/// <param name="high">The high value for the day</param>
/// <param name="low">The low value for the day</param>
/// <param name="open">The opening value for the day</param>
/// <param name="close">The closing value for the day</param>
/// <param name="vol">The trading volume for the day</param>
/// <returns>The zero-based ordinal index where the point was added in the list.</returns>
public void Add( double date, double high, double low, double open, double close, double vol )
{
StockPt point = new StockPt( date, high, low, open, close, vol );
Add( point );
}
