/// <summary>
/// The Copy Constructor
/// </summary>
/// <param name="rhs">The <see c_ref="JapaneseCandleStickItem"/> object from which to copy</param>
public JapaneseCandleStickItem(JapaneseCandleStickItem rhs)
: base(rhs)
{
_stick = rhs._stick.Clone();
}
/// <summary>
/// Draw all the <see c_ref="JapaneseCandleStick"/>'s to the specified <see c_ref="Graphics"/>
/// device as a candlestick at each defined point.
/// </summary>
/// <param name="g">
/// A graphic device object to be drawn into. This is normally e.Graphics from the
/// PaintEventArgs argument to the Paint() method.
/// </param>
/// <param name="pane">
/// A reference to the <see c_ref="GraphPane"/> object that is the parent or
/// owner of this object.
/// </param>
/// <param name="curve">A <see c_ref="JapaneseCandleStickItem"/> object representing the
/// <see c_ref="JapaneseCandleStick"/>'s to be drawn.</param>
/// <param name="baseAxis">The <see c_ref="Axis"/> class instance that defines the base (independent)
/// axis for the <see c_ref="JapaneseCandleStick"/></param>
/// <param name="valueAxis">The <see c_ref="Axis"/> class instance that defines the value (dependent)
/// axis for the <see c_ref="JapaneseCandleStick"/></param>
/// <param name="scaleFactor">
/// The scaling factor to be used for rendering objects. This is calculated and
/// passed down by the parent <see c_ref="GraphPane"/> object using the
/// <see c_ref="PaneBase.CalcScaleFactor"/> method, and is used to proportionally adjust
/// font sizes, etc. according to the actual size of the graph.
/// </param>
public void Draw( Graphics g, GraphPane pane, JapaneseCandleStickItem curve,
Axis baseAxis, Axis valueAxis, float scaleFactor )
{
//ValueHandler valueHandler = new ValueHandler( pane, false );
float pixBase, pixHigh, pixLow, pixOpen, pixClose;
if ( curve.Points != null )
{
//float halfSize = _size * scaleFactor;
float halfSize = GetBarWidth( pane, baseAxis, scaleFactor );
Color tColor = _color;
Color tFallingColor = _fallingColor;
float tPenWidth = _width;
Fill tRisingFill = _risingFill;
Fill tFallingFill = _fallingFill;
Border tRisingBorder = _risingBorder;
Border tFallingBorder = _fallingBorder;
if ( curve.IsSelected )
{
tColor = Selection.Border.Color;
tFallingColor = Selection.Border.Color;
tPenWidth = Selection.Border.Width;
tRisingFill = Selection.Fill;
tFallingFill = Selection.Fill;
tRisingBorder = Selection.Border;
tFallingBorder = Selection.Border;
}
using ( Pen risingPen = new Pen( tColor, tPenWidth ) )
using ( Pen fallingPen = new Pen( tFallingColor, tPenWidth ) )
{
// Loop over each defined point
for ( int i = 0; i < curve.Points.Count; i++ )
{
PointPair pt = curve.Points[i];
double date = pt.X;
double high = pt.Y;
double low = pt.Z;
double open = PointPair.Missing;
double close = PointPair.Missing;
if ( pt is StockPt )
{
open = ( pt as StockPt ).Open;
close = ( pt as StockPt ).Close;
}
// Any value set to double max is invalid and should be skipped
// This is used for calculated values that are out of range, divide
// by zero, etc.
// Also, any value <= zero on a log scale is invalid
if ( !curve.Points[i].IsInvalid3D &&
( date > 0 || !baseAxis._scale.IsLog ) &&
( ( high > 0 && low > 0 ) || !valueAxis._scale.IsLog ) )
{
pixBase = (int) ( baseAxis.Scale.Transform( curve.IsOverrideOrdinal, i, date ) + 0.5 );
//pixBase = baseAxis.Scale.Transform( curve.IsOverrideOrdinal, i, date );
pixHigh = valueAxis.Scale.Transform( curve.IsOverrideOrdinal, i, high );
pixLow = valueAxis.Scale.Transform( curve.IsOverrideOrdinal, i, low );
if ( PointPair.IsValueInvalid( open ) )
pixOpen = Single.MaxValue;
else
pixOpen = valueAxis.Scale.Transform( curve.IsOverrideOrdinal, i, open );
if ( PointPair.IsValueInvalid( close ) )
pixClose = Single.MaxValue;
else
pixClose = valueAxis.Scale.Transform( curve.IsOverrideOrdinal, i, close );
if ( !curve.IsSelected && _gradientFill.IsGradientValueType )
{
using ( Pen tPen = GetPen( pane, scaleFactor, pt ) )
Draw( g, pane, baseAxis is XAxis || baseAxis is X2Axis,
pixBase, pixHigh, pixLow, pixOpen,
pixClose, halfSize, scaleFactor,
( tPen ),
( close > open ? tRisingFill : tFallingFill ),
( close > open ? tRisingBorder : tFallingBorder ), pt );
}
else
Draw( g, pane, baseAxis is XAxis || baseAxis is X2Axis,
pixBase, pixHigh, pixLow, pixOpen,
pixClose, halfSize, scaleFactor,
( close > open ? risingPen : fallingPen ),
( close > open ? tRisingFill : tFallingFill ),
( close > open ? tRisingBorder : tFallingBorder ), pt );
}
}
}
}
}
/// <summary>
/// Draw all the <see c_ref="JapaneseCandleStick"/>'s to the specified <see c_ref="Graphics"/>
/// device as a candlestick at each defined point.
/// </summary>
/// <param name="g">
/// A graphic device object to be drawn into. This is normally e.Graphics from the
/// PaintEventArgs argument to the Paint() method.
/// </param>
/// <param name="pane">
/// A reference to the <see c_ref="GraphPane"/> object that is the parent or
/// owner of this object.
/// </param>
/// <param name="curve">A <see c_ref="JapaneseCandleStickItem"/> object representing the
/// <see c_ref="JapaneseCandleStick"/>'s to be drawn.</param>
/// <param name="baseAxis">The <see c_ref="Axis"/> class instance that defines the base (independent)
/// axis for the <see c_ref="JapaneseCandleStick"/></param>
/// <param name="valueAxis">The <see c_ref="Axis"/> class instance that defines the value (dependent)
/// axis for the <see c_ref="JapaneseCandleStick"/></param>
/// <param name="scaleFactor">
/// The scaling factor to be used for rendering objects. This is calculated and
/// passed down by the parent <see c_ref="GraphPane"/> object using the
/// <see c_ref="PaneBase.CalcScaleFactor"/> method, and is used to proportionally adjust
/// font sizes, etc. according to the actual size of the graph.
/// </param>
public void Draw(Graphics g, GraphPane pane, JapaneseCandleStickItem curve,
Axis baseAxis, Axis valueAxis, float scaleFactor)
{
//ValueHandler valueHandler = new ValueHandler( pane, false );
float pixBase, pixHigh, pixLow, pixOpen, pixClose;
if (curve.Points != null)
{
//float halfSize = _size * scaleFactor;
float halfSize = GetBarWidth(pane, baseAxis, scaleFactor);
Color tColor = _color;
Color tFallingColor = _fallingColor;
float tPenWidth = _width;
Fill tRisingFill = _risingFill;
Fill tFallingFill = _fallingFill;
Border tRisingBorder = _risingBorder;
Border tFallingBorder = _fallingBorder;
if (curve.IsSelected)
{
tColor = Selection.Border.Color;
tFallingColor = Selection.Border.Color;
tPenWidth = Selection.Border.Width;
tRisingFill = Selection.Fill;
tFallingFill = Selection.Fill;
tRisingBorder = Selection.Border;
tFallingBorder = Selection.Border;
}
using (Pen risingPen = new Pen(tColor, tPenWidth))
using (Pen fallingPen = new Pen(tFallingColor, tPenWidth))
{
// Loop over each defined point
for (int i = 0; i < curve.Points.Count; i++)
{
PointPair pt = curve.Points[i];
double date = pt.X;
double high = pt.Y;
double low = pt.Z;
double open = PointPair.Missing;
double close = PointPair.Missing;
if (pt is StockPt)
{
open = (pt as StockPt).Open;
close = (pt as StockPt).Close;
}
// Any value set to double max is invalid and should be skipped
// This is used for calculated values that are out of range, divide
// by zero, etc.
// Also, any value <= zero on a log scale is invalid
if (!curve.Points[i].IsInvalid3D &&
(date > 0 || !baseAxis._scale.IsLog) &&
((high > 0 && low > 0) || !valueAxis._scale.IsLog))
{
pixBase = (int)(baseAxis.Scale.Transform(curve.IsOverrideOrdinal, i, date) + 0.5);
//pixBase = baseAxis.Scale.Transform( curve.IsOverrideOrdinal, i, date );
pixHigh = valueAxis.Scale.Transform(curve.IsOverrideOrdinal, i, high);
pixLow = valueAxis.Scale.Transform(curve.IsOverrideOrdinal, i, low);
if (PointPair.IsValueInvalid(open))
{
pixOpen = Single.MaxValue;
}
else
{
pixOpen = valueAxis.Scale.Transform(curve.IsOverrideOrdinal, i, open);
}
if (PointPair.IsValueInvalid(close))
{
pixClose = Single.MaxValue;
}
else
{
pixClose = valueAxis.Scale.Transform(curve.IsOverrideOrdinal, i, close);
}
if (!curve.IsSelected && _gradientFill.IsGradientValueType)
{
using (Pen tPen = GetPen(pane, scaleFactor, pt))
Draw(g, pane, baseAxis is XAxis || baseAxis is X2Axis,
pixBase, pixHigh, pixLow, pixOpen,
pixClose, halfSize, scaleFactor,
(tPen),
(close > open ? tRisingFill : tFallingFill),
(close > open ? tRisingBorder : tFallingBorder), pt);
}
else
{
Draw(g, pane, baseAxis is XAxis || baseAxis is X2Axis,
pixBase, pixHigh, pixLow, pixOpen,
pixClose, halfSize, scaleFactor,
(close > open ? risingPen : fallingPen),
(close > open ? tRisingFill : tFallingFill),
(close > open ? tRisingBorder : tFallingBorder), pt);
}
}
}
}
}
}
/// <summary>
/// The Copy Constructor
/// </summary>
/// <param name="rhs">The <see c_ref="JapaneseCandleStickItem"/> object from which to copy</param>
public JapaneseCandleStickItem( JapaneseCandleStickItem rhs )
: base( rhs )
{
_stick = rhs._stick.Clone();
}
/// <summary>
/// Add a japanesecandlestick graph (<see c_ref="JapaneseCandleStickItem"/> object) to the plot with
/// the given data points (<see c_ref="IPointList"/>) and properties.
/// </summary>
/// <remarks>
/// This is simplified way to add curves without knowledge of the
/// <see c_ref="CurveList"/> class. An alternative is to use
/// the <see c_ref="ZedGraph.CurveList" /> Add() method.
/// Note that the <see c_ref="IPointList" />
/// should contain <see c_ref="StockPt" /> objects instead of <see c_ref="PointPair" />
/// objects in order to contain all the data values required for this curve type.
/// </remarks>
/// <param name="label">The text label (string) for the curve that will be
/// used as a <see c_ref="Legend"/> entry.</param>
/// <param name="points">A <see c_ref="IPointList"/> of double precision value pairs that define
/// the X and Y values for this curve</param>
/// <returns>A <see c_ref="CurveItem"/> class for the newly created curve.
/// This can then be used to access all of the curve properties that
/// are not defined as arguments to the
/// <see c_ref="AddJapaneseCandleStick(string,IPointList)"/> method.</returns>
public JapaneseCandleStickItem AddJapaneseCandleStick( string label, IPointList points )
{
JapaneseCandleStickItem curve = new JapaneseCandleStickItem( label, points );
_curveList.Add( curve );
return curve;
}