/// <summary>
/// Add a <see cref="PointPair"/> object to the collection at the end of the list.
/// </summary>
/// <param name="point">The <see cref="PointPair"/> object to be added</param>
public void Add(PointPair point)
{
// throw new ArgumentException( "Error: Only the StockPt type can be added to StockPointList" +
// ". An ordinary PointPair is not allowed" );
base.Add(new StockPt(point));
}
/// <summary>
/// Create a fill brush using current properties. This method will construct a brush based on the
/// settings of <see cref="Fill.Type"/>, <see cref="Fill.Color"/>
/// and <see cref="Fill.Brush"/>. If
/// <see cref="Fill.Type"/> is set to <see cref="FillType.Brush"/> and
/// <see cref="Fill.Brush"/>
/// is null, then a <see cref="LinearGradientBrush"/> will be created between the colors of
/// <see cref="System.Drawing.Color.White"/> and <see cref="Fill.Color"/>.
/// </summary>
/// <param name="rect">A rectangle that bounds the object to be filled. This determines
/// the start and end of the gradient fill.</param>
/// <param name="dataValue">The data value to be used for a value-based
/// color gradient. This is only applicable for <see cref="FillType.GradientByX"/>,
/// <see cref="FillType.GradientByY"/> or <see cref="FillType.GradientByZ"/>.</param>
/// <returns>A <see cref="System.Drawing.Brush"/> class representing the fill brush</returns>
public Brush MakeBrush(RectangleF rect, PointPair dataValue)
{
// get a brush
if (this.IsVisible && (!_color.IsEmpty || _brush != null))
{
if (rect.Height < 1.0F)
{
rect.Height = 1.0F;
}
if (rect.Width < 1.0F)
{
rect.Width = 1.0F;
}
//Brush brush;
if (_type == FillType.Brush)
{
return(ScaleBrush(rect, _brush, _isScaled));
}
else if (IsGradientValueType)
{
if (dataValue != null)
{
if (!_secondaryValueGradientColor.IsEmpty)
{
// Go ahead and create a new Fill so we can do all the scaling, etc.,
// that is associated with a gradient
Fill tmpFill = new Fill(_secondaryValueGradientColor,
GetGradientColor(dataValue), _angle);
return(tmpFill.MakeBrush(rect));
}
else
{
return(new SolidBrush(GetGradientColor(dataValue)));
}
}
else if (_rangeDefault != double.MaxValue)
{
if (!_secondaryValueGradientColor.IsEmpty)
{
// Go ahead and create a new Fill so we can do all the scaling, etc.,
// that is associated with a gradient
Fill tmpFill = new Fill(_secondaryValueGradientColor,
GetGradientColor(_rangeDefault), _angle);
return(tmpFill.MakeBrush(rect));
}
else
{
return(new SolidBrush(GetGradientColor(_rangeDefault)));
}
}
else
{
return(ScaleBrush(rect, _brush, true));
}
}
else
{
return(new SolidBrush(_color));
}
}
// Always return a suitable default
return(new SolidBrush(Color.White));
}