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();
}
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();
}
private void CreateGraph_StickToCurve( ZedGraphControl z1 )
{
PointPairList listCurve = new PointPairList();
PointPairList listPts = new PointPairList();
Random rand = new Random();
double val = 155.0;
XDate date = new XDate( 2005, 7, 1 );
for ( int iDay = 0; iDay < 60; iDay++ )
{
double dv = rand.NextDouble() * 3 - 1.5;
listCurve.Add( date, val );
listPts.Add( date, val + dv, val );
val += rand.NextDouble() * 0.4 - 0.3;
date.AddDays( 1 );
}
GraphPane myPane = z1.GraphPane;
myPane.XAxis.Type = AxisType.Date;
myPane.AddCurve( "val", listCurve, Color.Red, SymbolType.None );
LineItem scatter = myPane.AddCurve( "pts", listPts, Color.Blue, SymbolType.Diamond );
scatter.Line.IsVisible = false;
scatter.Symbol.Fill = new Fill( Color.White );
scatter.Symbol.Size = 5;
ErrorBarItem myBar = myPane.AddErrorBar( "bars", listPts, Color.Green );
myBar.Bar.Symbol.IsVisible = false;
z1.AxisChange();
}
// 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();
}
public void CreateGraph_SortedOverlayBars2( ZedGraphControl zgc )
{
GraphPane myPane = zgc.GraphPane;
const int count = 52;
PointPairList ppl1 = new PointPairList();
PointPairList ppl2 = new PointPairList();
PointPairList ppl3 = new PointPairList();
double val1 = 50.0;
double val2 = 50.0;
double val3 = 50.0;
Random rand = new Random();
XDate xDate = new XDate( 2005, 1, 1 );
for ( int i = 0; i < count; i++ )
{
//double x = i + 1;
val1 += rand.NextDouble() * 10.0 - 5.0;
val2 += rand.NextDouble() * 10.0 - 5.0;
val3 += rand.NextDouble() * 10.0 - 5.0;
if ( i == 30 )
xDate.AddDays( 7 );
//double hi = Math.Max( open, close ) + rand.NextDouble() * 5.0;
//double low = Math.Min( open, close ) - rand.NextDouble() * 5.0;
ppl1.Add( xDate, val1 );
ppl2.Add( xDate, val2 );
ppl3.Add( xDate, val3 );
xDate.AddDays( 7 );
}
// Generate a red bar with "Curve 1" in the legend
CurveItem myCurve = myPane.AddBar( "Curve 1", ppl1, Color.Red );
// Generate a blue bar with "Curve 2" in the legend
myCurve = myPane.AddBar( "Curve 2", ppl2, Color.Blue );
// Generate a green bar with "Curve 3" in the legend
myCurve = myPane.AddBar( "Curve 3", ppl3, Color.Green );
//myPane.XAxis.Type = AxisType.DateAsOrdinal;
myPane.XAxis.Type = AxisType.Date;
// Make the bars a sorted overlay type so that they are drawn on top of eachother
// (without summing), and each stack is sorted so the shorter bars are in front
// of the taller bars
myPane.BarSettings.Type = BarType.SortedOverlay;
// Fill the axis background with a color gradient
myPane.Chart.Fill = new Fill( Color.White, Color.LightGoldenrodYellow, 45.0F );
// Calculate the Axis Scale Ranges
zgc.AxisChange();
}
// 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>
/// Determine the value for any minor tic.
/// </summary>
/// <remarks>
/// This method properly accounts for <see cref="Scale.IsLog"/>, <see cref="Scale.IsText"/>,
/// and other axis format settings.
/// </remarks>
/// <param name="baseVal">
/// The value of the first major tic (floating point double). This tic value is the base
/// reference for all tics (including minor ones).
/// </param>
/// <param name="iTic">
/// The major tic number (0 = first major tic). For log scales, this is the actual power of 10.
/// </param>
/// <returns>
/// The specified minor tic value (floating point double).
/// </returns>
internal override double CalcMinorTicValue(double baseVal, int iTic)
{
XDate xDate = new XDate(baseVal);
switch (_minorUnit) {
case DateUnit.Year:
default:
xDate.AddYears((double) iTic*_minorStep);
break;
case DateUnit.Month:
xDate.AddMonths((double) iTic*_minorStep);
break;
case DateUnit.Day:
xDate.AddDays((double) iTic*_minorStep);
break;
case DateUnit.Hour:
xDate.AddHours((double) iTic*_minorStep);
break;
case DateUnit.Minute:
xDate.AddMinutes((double) iTic*_minorStep);
break;
case DateUnit.Second:
xDate.AddSeconds((double) iTic*_minorStep);
break;
}
return xDate.XLDate;
}
/// <summary>
/// Draws the statistics.
/// </summary>
/// <remarks>Documented by Dev05, 2007-08-28</remarks>
public void DrawStatistics()
{
if (loading)
return;
# region set values and start time/date
int values;
XDate date = new XDate(DateTime.Now);
TimeSpan offset = new TimeSpan(1, 0, 0, 0);
AxisType axisType = AxisType.Text;
switch ((TimeFrame)CBShow.SelectedIndex)
{
case TimeFrame.Today:
values = date.DateTime.Hour;
//date.DateTime = date.DateTime.AddHours(-date.DateTime.Hour);
//date.DateTime = date.DateTime.AddMinutes(-date.DateTime.Minute);
//date.DateTime = date.DateTime.AddSeconds(-date.DateTime.Second);
date.DateTime = date.DateTime.Date;
offset = new TimeSpan(1, 0, 0);
axisType = AxisType.Date;
break;
case TimeFrame.Week:
values = 7;
date.DateTime = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 23, 59, 59).AddDays(-7);
break;
case TimeFrame.Month:
values = 30;
date.DateTime = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 23, 59, 59).AddDays(-30);
break;
case TimeFrame.Year:
values = 12;
date.DateTime = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, 23, 59, 59).AddDays(-365);
offset = new TimeSpan(31, 0, 0, 0);
break;
case TimeFrame.All:
default:
values = (Dictionary.Statistics.GetNewestStatistic().EndTimestamp -
Dictionary.Statistics.GetOldestStatistic().EndTimestamp).Days + 1;
date.DateTime = Dictionary.Statistics.GetOldestStatistic().EndTimestamp;
break;
}
values++;
# endregion
# region initialize graphs
//for performance
int activeCards = Dictionary.Cards.ActiveCardsCount;
GraphPane knowledgePane = zedGraphControlKnowledge.GraphPane;
GraphPane distrubutionPane = zedGraphControlMemoryDistribution.GraphPane;
GraphPane currentPane = zedGraphControlCurrentDistribution.GraphPane;
knowledgePane.CurveList.Clear();
distrubutionPane.CurveList.Clear();
currentPane.CurveList.Clear();
knowledgePane.Title.Text = Properties.Resources.STATISTICS_KNOWLEDGE_CAPTION;
knowledgePane.XAxis.Title.Text = Properties.Resources.STATISTICS_XAXIS;
knowledgePane.YAxis.Title.Text = Properties.Resources.STATISTICS_YAXIS;
distrubutionPane.Title.Text = Properties.Resources.STATISTICS_DISTRIBUTION_CAPTION;
distrubutionPane.XAxis.Title.Text = Properties.Resources.STATISTICS_XAXIS;
distrubutionPane.YAxis.Title.Text = Properties.Resources.STATISTICS_YAXIS;
currentPane.Title.Text = Properties.Resources.STATISTICS_OTHER;
currentPane.Title.FontSpec.Size = 24;
currentPane.Title.FontSpec.IsBold = true;
knowledgePane.YAxis.Scale.Max = activeCards + 1;
knowledgePane.YAxis.Scale.Min = 0;
distrubutionPane.YAxis.Scale.Max = 10;
//distrubutionPane.YAxis.Scale.MinorStep = 1;
distrubutionPane.YAxis.Scale.Min = 0;
if (((TimeFrame)CBShow.SelectedIndex) == TimeFrame.Today)
{
knowledgePane.XAxis.Scale.Min = (new XDate(date.DateTime + offset)).XLDate;
knowledgePane.XAxis.Scale.Max = (new XDate(DateTime.Now + offset)).XLDate;
distrubutionPane.XAxis.Scale.Min = (new XDate(date.DateTime + offset)).XLDate;
distrubutionPane.XAxis.Scale.Max = (new XDate(DateTime.Now + offset)).XLDate;
}
else
{
knowledgePane.XAxis.Scale.Min = 2;
knowledgePane.XAxis.Scale.Max = values + 2;
distrubutionPane.XAxis.Scale.Min = 1;
distrubutionPane.XAxis.Scale.Max = values + 1;
}
knowledgePane.XAxis.Type = axisType;
distrubutionPane.XAxis.Type = axisType;
distrubutionPane.BarSettings.Type = BarType.Stack;
distrubutionPane.Legend.Position = LegendPos.Right;
distrubutionPane.Legend.Gap = 0;
currentPane.Legend.IsVisible = false;
currentPane.Legend.Position = LegendPos.Right;
currentPane.Legend.Gap = 0;
currentPane.Legend.FontSpec.Size = 18;
knowledgePane.Fill = new Fill(Color.WhiteSmoke, Color.Lavender, 0F);
knowledgePane.Chart.Fill = new Fill(Color.FromArgb(255, 255, 245),
Color.FromArgb(255, 255, 190), 90F);
distrubutionPane.Fill = new Fill(Color.WhiteSmoke, Color.Lavender, 0F);
distrubutionPane.Chart.Fill = new Fill(Color.FromArgb(255, 255, 245),
Color.FromArgb(255, 255, 190), 90F);
List<string> xAxisListKnowledge = new List<string>();
List<string> xAxisListDistribution = new List<string>();
//Add "filler labels" for the x axis to correspond properly to the values
date.AddDays(-1);
AddCurrentPointLabel(ref xAxisListKnowledge, date);
if (((TimeFrame)CBShow.SelectedIndex) == TimeFrame.All)
{
AddCurrentPointLabel(ref xAxisListKnowledge, date);
AddCurrentPointLabel(ref xAxisListDistribution, date);
}
date.AddDays(1);
PointPairList targetList = new PointPairList();
targetList.Add(new PointPair(0, activeCards));
PointPairList knownList = new PointPairList();
PointPairList[] boxLists = new PointPairList[10];
for (int k = 0; k < boxLists.Length; k++)
boxLists[k] = new PointPairList();
# endregion
# region get values
knownList.Add(new PointPair(0, Dictionary.Statistics.GetKnown(date.DateTime)));
while (date.DateTime <= DateTime.Now + offset)
{
targetList.Add(new PointPair(date.XLDate, activeCards));
int known = Dictionary.Statistics.GetKnown(date.DateTime);
knownList.Add(new PointPair(date.XLDate, known));
int box1 = Dictionary.Statistics.GetBoxContent(1, date.DateTime);
boxLists[0].Add(new PointPair(date.XLDate, box1));
for (int i = 2; i <= 10; i++)
boxLists[i - 1].Add(new PointPair(date.XLDate, Dictionary.Statistics.GetBoxContent(i, date.DateTime)));
if (known + box1 + 1 > distrubutionPane.YAxis.Scale.Max)
distrubutionPane.YAxis.Scale.Max = known + box1 + 1;
AddCurrentPointLabel(ref xAxisListKnowledge, date);
AddCurrentPointLabel(ref xAxisListDistribution, date);
date.DateTime += offset;
}
CheckDoubleDistribution(ref boxLists);
knowledgePane.XAxis.Scale.TextLabels = xAxisListKnowledge.ToArray();
distrubutionPane.XAxis.Scale.TextLabels = xAxisListDistribution.ToArray();
targetList.Add(new PointPair(date.XLDate + 1, activeCards));
knownList.Add(new PointPair(date.XLDate + 1, knownList[knownList.Count - 1].Y));
# endregion
# region draw lines
if (checkBoxShowTarget.Checked)
{
LineItem targetLine = knowledgePane.AddCurve(Resources.STATISTICS_KNOWLEDGE_TAB_TARGET_CARDS_STRING, targetList, Color.Red, SymbolType.None);
targetLine.Line.Width = 2;
targetLine.Line.IsSmooth = true;
targetLine.Line.SmoothTension = 1;
}
else
{
double max = -1;
foreach (PointPair pp in knownList)
if (pp.Y > max)
max = pp.Y;
knowledgePane.YAxis.Scale.Max = max + 1;
}
LineItem knownLine = knowledgePane.AddCurve(Resources.STATISTICS_KNOWLEDGE_TAB_KNOWN_CARDS_STRING, knownList, Color.Blue, SymbolType.None);
knownLine.Line.Width = 2;
knownLine.Line.Fill = new Fill(Color.WhiteSmoke, Color.LightBlue, Color.DodgerBlue);
knownLine.Line.IsAntiAlias = true;
for (int k = 0; k < boxLists.Length; k++)
{
CurveItem boxLine = distrubutionPane.AddBar(String.Format(Resources.STATISTICS_KNOWLEDGE_TAB_BOX_STRING, (k + 1).ToString()), boxLists[k], GradientColors[k]);
}
for (int k = 1; k < Dictionary.Boxes.Count; k++)
{
PieItem item = currentPane.AddPieSlice(Dictionary.Boxes[k].Size, GradientColors[k], 0,
String.Format(Resources.STATISTICS_OTHER_TAB_BOX_SIZE_STRING, k, Dictionary.Boxes[k].Size));
item.LabelDetail.FontSpec.Size = 16;
item.Fill = new Fill(Color.WhiteSmoke, GradientColors[k], 45F);
if (Dictionary.Boxes[k].Size <= 0)
item.LabelDetail.IsVisible = false;
}
PieItem poolItem = currentPane.AddPieSlice(Dictionary.Boxes[0].Size, GradientColors[0], 0,
String.Format(Resources.STATISTICS_OTHER_TAB_POOL_SIZE_STRING, Dictionary.Boxes[0].Size));
poolItem.LabelDetail.FontSpec.Size = 16;
poolItem.Fill = new Fill(Color.WhiteSmoke, GradientColors[0], 45F);
if (Dictionary.Boxes[0].Size <= 0)
poolItem.LabelDetail.IsVisible = false;
# endregion
zedGraphControlKnowledge.AxisChange();
zedGraphControlKnowledge.Refresh();
zedGraphControlMemoryDistribution.AxisChange();
zedGraphControlMemoryDistribution.Refresh();
zedGraphControlCurrentDistribution.AxisChange();
zedGraphControlCurrentDistribution.Refresh();
}
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;
}
/// <summary>
/// Determine the value for any minor tic.
/// </summary>
/// <remarks>
/// This method properly accounts for <see cref="IsLog"/>, <see cref="IsText"/>,
/// and other axis format settings.
/// </remarks>
/// <param name="baseVal">
/// The value of the first major tic (floating point double). This tic value is the base
/// reference for all tics (including minor ones).
/// </param>
/// <param name="iTic">
/// The major tic number (0 = first major tic). For log scales, this is the actual power of 10.
/// </param>
/// <returns>
/// The specified minor tic value (floating point double).
/// </returns>
private double CalcMinorTicValue( double baseVal, int iTic )
{
double[] dLogVal = { 0, 0.301029995663981, 0.477121254719662, 0.602059991327962,
0.698970004336019, 0.778151250383644, 0.845098040014257,
0.903089986991944, 0.954242509439325, 1 };
if ( this.IsDate ) // date scale
{
XDate xDate= new XDate( baseVal );
switch ( this.minorUnit )
{
case DateUnit.Year:
default:
xDate.AddYears( (double) iTic * this.minorStep );
break;
case DateUnit.Month:
xDate.AddMonths( (double) iTic * this.minorStep );
break;
case DateUnit.Day:
xDate.AddDays( (double) iTic * this.minorStep );
break;
case DateUnit.Hour:
xDate.AddHours( (double) iTic * this.minorStep );
break;
case DateUnit.Minute:
xDate.AddMinutes( (double) iTic * this.minorStep );
break;
case DateUnit.Second:
xDate.AddSeconds( (double) iTic * this.minorStep );
break;
}
return xDate.XLDate;
}
else if ( this.IsLog ) // log scale
{
return baseVal + Math.Floor( (double) iTic / 9.0 ) + dLogVal[ ( iTic + 9 ) % 9 ];
}
else // regular linear scale
{
return baseVal + (double) this.minorStep * (double) iTic;
}
}
/// <summary>
/// Determine the value for any major tic.
/// </summary>
/// <remarks>
/// This method properly accounts for <see cref="IsLog"/>, <see cref="IsText"/>,
/// and other axis format settings.
/// </remarks>
/// <param name="baseVal">
/// The value of the first major tic (floating point double)
/// </param>
/// <param name="tic">
/// The major tic number (0 = first major tic). For log scales, this is the actual power of 10.
/// </param>
/// <returns>
/// The specified major tic value (floating point double).
/// </returns>
private double CalcMajorTicValue( double baseVal, double tic )
{
if ( this.IsDate ) // date scale
{
XDate xDate = new XDate( baseVal );
switch ( this.majorUnit )
{
case DateUnit.Year:
default:
xDate.AddYears( tic * this.step );
break;
case DateUnit.Month:
xDate.AddMonths( tic * this.step );
break;
case DateUnit.Day:
xDate.AddDays( tic * this.step );
break;
case DateUnit.Hour:
xDate.AddHours( tic * this.step );
break;
case DateUnit.Minute:
xDate.AddMinutes( tic * this.step );
break;
case DateUnit.Second:
xDate.AddSeconds( tic * this.step );
break;
}
return xDate.XLDate;
}
else if ( this.IsLog ) // log scale
{
return baseVal + (double) tic;
}
else // regular linear scale
{
return baseVal + (double) this.step * tic;
}
}