internal void FireUserDrawingComplete(LineStudy.StudyTypeEnum studyTypeEnum, string key)
{
if (UserDrawingComplete != null)
{
UserDrawingComplete(this, new UserDrawingCompleteEventArgs(studyTypeEnum, key));
}
}
private void ReadLineStudies(XmlNode xRoot)
{
XmlNode xmlLineStudies = xRoot.SelectSingleNode("LineStudies");
if (xmlLineStudies == null)
{
return;
}
int useablePanelsCount = UseablePanelsCount;
foreach (XmlNode node in xmlLineStudies.ChildNodes)
{
if (node.Name != "LineStudy")
{
return;
}
int panelIndex = ConvertFromXmlEx("PanelIndex", node, -1);
if (panelIndex == -1)
{
continue;
}
if (panelIndex >= useablePanelsCount)
{
panelIndex = 0;
}
string key = ConvertFromXmlEx("Key", node, String.Empty);
string studyTypeS = ConvertFromXmlEx("StudyType", node, String.Empty);
LineStudy.StudyTypeEnum studyType =
(LineStudy.StudyTypeEnum)Enum.Parse(typeof(LineStudy.StudyTypeEnum), studyTypeS);
Brush stroke = (Brush)ConvertFromXml("StrokeColor", node);
object[] extrArgs = ConvertFromBinary(ConvertFromXmlEx("ExtraArgs", node, string.Empty));
LineStudy lineStudy = CreateLineStudy(studyType, key, stroke, panelIndex);
lineStudy.SetArgs(extrArgs);
double x1Value = ConvertFromXmlEx("X1Value", node, 0.0);
double x2Value = ConvertFromXmlEx("X2Value", node, 0.0);
double y1Value = ConvertFromXmlEx("Y1Value", node, 0.0);
double y2Value = ConvertFromXmlEx("Y2Value", node, 0.0);
lineStudy.SetXYValues(x1Value, y1Value, x2Value, y2Value);
lineStudy._selectable = ConvertFromXmlEx("Selectable", node, false);
lineStudy.StrokeThickness = ConvertFromXmlEx("StrokeThickness", node, 1.0);
lineStudy.StrokeType =
(LinePattern)Enum.Parse(typeof(LinePattern), ConvertFromXmlEx("StrokeType", node, LinePattern.Solid.ToString()));
lineStudy.Opacity = ConvertFromXmlEx("Opacity", node, 1.0);
if (lineStudy is IShapeAble)
{
IShapeAble shapeAble = (IShapeAble)lineStudy;
shapeAble.Fill = (Brush)ConvertFromXml("Fill", node);
}
}
}
internal static void RegisterLineStudy(LineStudy.StudyTypeEnum studyTypeEnum, Type CLRType, string friendlyName)
{
if (_lineStudiesTypes.ContainsKey(studyTypeEnum))
{
return;
}
_lineStudiesTypes[studyTypeEnum] = new LineStudyParams()
{
CLRType = CLRType,
FriendlyName = friendlyName,
StudyTypeEnum = studyTypeEnum
};
}
/// <summary>
/// Initializes a new instance of the <see cref="UserDrawingCompleteEventArgs"/> class.
/// </summary>
/// <param name="studyTypeEnum">Study type that was painted</param>
/// <param name="key">Unique associated with line study</param>
public UserDrawingCompleteEventArgs(LineStudy.StudyTypeEnum studyTypeEnum, string key)
{
StudyType = studyTypeEnum;
Key = key;
}
/// <summary>
/// Gets the CLR type by internal line study type.
/// </summary>
/// <param name="studyTypeEnum">Internal type</param>
/// <returns>CLR Type</returns>
public static Type GetLineStudyCLRType(LineStudy.StudyTypeEnum studyTypeEnum)
{
RegisterAll();
return(_lineStudiesTypes[studyTypeEnum].CLRType);
}
internal static string GetLineStudyFriendlyName(LineStudy.StudyTypeEnum studyTypeEnum)
{
RegisterAll();
return(_lineStudiesTypes[studyTypeEnum].FriendlyName);
}
public void AddLineStudy(LineStudy.StudyTypeEnum studyTypeEnum, Color color, object[] extraArgs = null)
{
object[] args = new object[0];
double strokeThicknes = 1;
//set some extra parameters to line studies
switch (studyTypeEnum)
{
case LineStudy.StudyTypeEnum.StaticText:
args = new object[] { "Some text for testing" };
strokeThicknes = 12; //for text objects is FontSize
break;
case LineStudy.StudyTypeEnum.VerticalLine:
//when first parameter is false, vertical line will display DataTime instead on record number
args = new object[]
{
false, //true - show record number, false - show datetime
true, //true - show text with line, false - show only line
"d", //custom datetime format, when args[0] == false. See MSDN:DateTime.ToString(string) for legal values
};
break;
case LineStudy.StudyTypeEnum.ImageObject:
args = new object[]
{
"Res/open.png"
};
break;
case LineStudy.StudyTypeEnum.FibonacciRetracements:
if (extraArgs != null)
{
args = extraArgs;
}
else
{
args = new object[]
{
1.0,
0.763932,
0.618034,
0.5,
0.381966,
0.236068,
0.0,
}
};
break;
default:
break;
}
UserDrawingActivated = true;
string studyName = studyTypeEnum.ToString();
int count = _stockChartX.GetLineStudyCountByType(studyTypeEnum);
if (count > 0)
{
studyName += count;
}
Brush fbrush = new SolidColorBrush(color);
LineStudy lineStudy = _stockChartX.AddLineStudy(studyTypeEnum, studyName, fbrush, args);
lineStudy.StrokeThickness = strokeThicknes;
switch (studyTypeEnum)
{
case LineStudy.StudyTypeEnum.StaticText:
//if linestudy is a text object we can change its text directly
((StaticText)lineStudy).Text = "Some other text for testing";
break;
case LineStudy.StudyTypeEnum.HorizontalLine:
//change the appearance of horizontal Line
lineStudy.StrokeType = LinePattern.DashDot;
break;
case LineStudy.StudyTypeEnum.ImageObject:
//set an additional ImageAlign property, this is very usefull when setting
//images for close and open price, when you want to put image below or above a candle
//for Open price you'd use ImageObject.ImageAlign.BottomMiddle
//for Close price you'd use ImageObject.ImageAlign.TopMiddle
((ImageObject)lineStudy).Align = ImageObject.ImageAlign.Center;
break;
}
if (studyTypeEnum == LineStudy.StudyTypeEnum.HorizontalLine)
{
lineStudy.ValuePresenterAlignment = LineStudy.ValuePresenterAlignmentType.Left;
lineStudy.LineStudyValue = new CustomHorLineValueGetter(_stockChartX);
}
}
public void AddLineStudy(LineStudy.StudyTypeEnum studyTypeEnum, Color color)
{
AddLineStudy(studyTypeEnum, color, null);
}
private void btnAddLineStudy_Click(object sender, RoutedEventArgs e)
{
LineStudy.StudyTypeEnum studyTypeEnum =
((StockChartX_LineStudiesParams.LineStudyParams)cmbLineStudies.SelectedItem).StudyTypeEnum;
object[] args = new object[0];
double strokeThicknes = 1;
//set some extra parameters to line studies
switch (studyTypeEnum)
{
case LineStudy.StudyTypeEnum.StaticText:
args = new object[] { "Some text for testing" };
strokeThicknes = 12; //for text objects is FontSize
break;
case LineStudy.StudyTypeEnum.VerticalLine:
//when first parameter is false, vertical line will display DataTime instead on record number
args = new object[]
{
false, //true - show record number, false - show datetime
true, //true - show text with line, false - show only line
"d", //custom datetime format, when args[0] == false. See MSDN:DateTime.ToString(string) for legal values
};
break;
case LineStudy.StudyTypeEnum.ImageObject:
args = new object[]
{
"Res/open.png"
};
break;
default:
break;
}
string studyName = studyTypeEnum.ToString();
int count = _stockChartX.GetLineStudyCountByType(studyTypeEnum);
if (count > 0)
{
studyName += count;
}
LineStudy lineStudy = _stockChartX.AddLineStudy(studyTypeEnum, studyName, new SolidColorBrush(colorPicker.SelectedColor), args);
lineStudy.StrokeThickness = strokeThicknes;
switch (studyTypeEnum)
{
case LineStudy.StudyTypeEnum.StaticText:
//if linestudy is a text object we can change its text directly
((StaticText)lineStudy).Text = "Some other text for testing";
break;
case LineStudy.StudyTypeEnum.HorizontalLine:
//change the appearance of horizontal Line
lineStudy.StrokeType = LinePattern.DashDot;
break;
case LineStudy.StudyTypeEnum.ImageObject:
//set an additional ImageAlign property, this is very usefull when setting
//images for close and open price, when you want to put image below or above a candle
//for Open price you'd use ImageObject.ImageAlign.BottomMiddle
//for Close price you'd use ImageObject.ImageAlign.TopMiddle
((ImageObject)lineStudy).Align = ImageObject.ImageAlign.Center;
break;
}
btnAddLineStudy.IsEnabled = false;
if (studyTypeEnum == LineStudy.StudyTypeEnum.HorizontalLine)
{
lineStudy.ValuePresenterAlignment = LineStudy.ValuePresenterAlignmentType.Left;
lineStudy.LineStudyValue = new CustomHorLineValueGetter(_stockChartX);
}
}
