private void InsertVerticalPoint(ChartTransform.ChartCartesianTransformer cartesianTransformer, int index,
IList <double> values)
{
bool bullBearFlag = false;
double highValues = yHiChartVals[index];
double lowValues = yLoChartVals[index];
var alignedValues = AlignHiLoSegment(yOpenChartVals[index], yCloseChartVals[index], highValues, lowValues);
highValues = alignedValues[0];
lowValues = alignedValues[1];
Point hiPoint, loPoint, startopenpoint, startclosepoint, endopenpoint, endclosepoint;
GetPoints(cartesianTransformer, index, out hiPoint, out loPoint, out startopenpoint,
out endopenpoint, out startclosepoint, out endclosepoint, highValues, lowValues);
xValues.Insert(0, ((float)hiPoint.Y));
yHiValues.Insert(0, (float)hiPoint.X);
yLoValues.Insert(0, (float)loPoint.X);
yOpenStartValues.Insert(0, (float)startopenpoint.X);
yOpenEndValues.Insert(0, (float)endopenpoint.Y);
yCloseValues.Insert(0, (float)endclosepoint.X);
yCloseEndValues.Insert(0, (float)endclosepoint.Y);
if (index == 0 || (Series as FastHiLoOpenCloseBitmapSeries).ComparisonMode == FinancialPrice.None)
{
bullBearFlag = yOpenChartVals[index] <= yCloseChartVals[index];
}
else
{
bullBearFlag = values[index] >= values[index - 1];
}
isBull.Insert(0, bullBearFlag);
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (transformer != null)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xStart = cartesianTransformer.XAxis.VisibleRange.Start;
double xEnd = cartesianTransformer.XAxis.VisibleRange.End;
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
bool xIsLogarithmic = cartesianTransformer.XAxis.IsLogarithmic;
double edgeValue = xIsLogarithmic ? Math.Log(xVal, xBase) : xVal;
if (edgeValue >= xStart && edgeValue <= xEnd && ((!double.IsNaN(highValue) && !double.IsNaN(lowValue)) || Series.ShowEmptyPoints))
{
Point hipoint = transformer.TransformToVisible(xVal, highValue);
Point lopoint = transformer.TransformToVisible(xVal, lowValue);
segLine.X1 = hipoint.X;
segLine.Y1 = hipoint.Y;
segLine.X2 = lopoint.X;
segLine.Y2 = lopoint.Y;
}
else
{
segLine.ClearUIValues();
}
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer">Reresents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
bitmap = fastHiLoOpenCloseSeries.Area.GetFastRenderSurface();
if (transformer != null && fastHiLoOpenCloseSeries.DataCount > 0)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
xValues.Clear();
yHiValues.Clear();
yLoValues.Clear();
yOpenStartValues.Clear();
yOpenEndValues.Clear();
yCloseValues.Clear();
yCloseEndValues.Clear();
isBull.Clear();
x_isInversed = cartesianTransformer.XAxis.IsInversed;
y_isInversed = cartesianTransformer.YAxis.IsInversed;
sbsInfo = (fastHiLoOpenCloseSeries as ChartSeriesBase).GetSideBySideInfo(fastHiLoOpenCloseSeries as ChartSeriesBase);
center = sbsInfo.Median;
Left = sbsInfo.Start;
Right = sbsInfo.End;
//Removed the screen point calculation methods and added the Transform to Visible method.
CalculatePoint(cartesianTransformer);
UpdateVisual(true);
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
bitmap = fastCandleBitmapSeries.Area.GetFastRenderSurface();
if (transformer != null && fastCandleBitmapSeries.DataCount > 0)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
count = (int)(Math.Ceiling(xEnd));
count = (int)Math.Min(count, xChartVals.Count);
x_isInversed = cartesianTransformer.XAxis.IsInversed;
y_isInversed = cartesianTransformer.YAxis.IsInversed;
xStart = cartesianTransformer.XAxis.VisibleRange.Start;
xEnd = cartesianTransformer.XAxis.VisibleRange.End;
yStart = cartesianTransformer.YAxis.VisibleRange.Start;
yEnd = cartesianTransformer.YAxis.VisibleRange.End;
if (fastCandleBitmapSeries.IsActualTransposed)
{
ySize = cartesianTransformer.YAxis.RenderedRect.Width;
xSize = cartesianTransformer.XAxis.RenderedRect.Height;
yOffset = cartesianTransformer.YAxis.RenderedRect.Left - fastCandleBitmapSeries.Area.SeriesClipRect.Left;
xOffset = cartesianTransformer.XAxis.RenderedRect.Top - fastCandleBitmapSeries.Area.SeriesClipRect.Top;
}
else
{
ySize = cartesianTransformer.YAxis.RenderedRect.Height;
xSize = cartesianTransformer.XAxis.RenderedRect.Width;
yOffset = cartesianTransformer.YAxis.RenderedRect.Top - fastCandleBitmapSeries.Area.SeriesClipRect.Top;
xOffset = cartesianTransformer.XAxis.RenderedRect.Left - fastCandleBitmapSeries.Area.SeriesClipRect.Left;
}
if (x_isInversed)
{
double temp = xStart;
xStart = xEnd;
xEnd = temp;
}
if (y_isInversed)
{
double temp = yStart;
yStart = yEnd;
yEnd = temp;
}
isHollow.Clear();
isBull.Clear();
xValues.Clear();
x1Values.Clear();
x2Values.Clear();
openValue.Clear();
closeValue.Clear();
highValue.Clear();
highValue1.Clear();
lowValue.Clear();
lowValue1.Clear();
//Removed the screen point calculation methods and added the point to value method.
CalculatePoints(cartesianTransformer);
UpdateVisual();
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
bitmap = fastBarSeries.Area.GetFastRenderSurface();
if (transformer != null && fastBarSeries.DataCount != 0)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer =
transformer as ChartTransform.ChartCartesianTransformer;
bool isLogarithmic = cartesianTransformer.XAxis.IsLogarithmic ||
cartesianTransformer.YAxis.IsLogarithmic;
x_isInversed = cartesianTransformer.XAxis.IsInversed;
y_isInversed = cartesianTransformer.YAxis.IsInversed;
xStart = cartesianTransformer.XAxis.VisibleRange.Start;
xEnd = cartesianTransformer.XAxis.VisibleRange.End;
yStart = cartesianTransformer.YAxis.VisibleRange.Start;
yEnd = cartesianTransformer.YAxis.VisibleRange.End;
width = cartesianTransformer.XAxis.RenderedRect.Height;
height = cartesianTransformer.YAxis.RenderedRect.Width;
// WPF-14441 - Calculating Bar Position for the Series
left = fastBarSeries.Area.SeriesClipRect.Right - cartesianTransformer.YAxis.RenderedRect.Right;
top = fastBarSeries.Area.SeriesClipRect.Bottom - cartesianTransformer.XAxis.RenderedRect.Bottom;
availableSize = new Size(width, height);
if (x_isInversed)
{
double temp = xStart;
xStart = xEnd;
xEnd = temp;
}
if (y_isInversed)
{
double temp = yStart;
yStart = yEnd;
yEnd = temp;
}
x1Values.Clear();
x2Values.Clear();
y1Values.Clear();
y2Values.Clear();
//Removed the screen point calculation methods and added the point to value method.
if (!isLogarithmic)
{
CalculatePoints(cartesianTransformer);
}
else
{
CalculateLogPoints(cartesianTransformer);
}
UpdateVisual();
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer">Reresents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (transformer != null)
{
if (isSegmentUpdated)
{
Series.SeriesRootPanel.Clip = null;
}
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
bool xIsLogarithmic = cartesianTransformer.XAxis.IsLogarithmic;
double xStart = cartesianTransformer.XAxis.VisibleRange.Start;
double xEnd = cartesianTransformer.XAxis.VisibleRange.End;
double left = xIsLogarithmic ? Math.Log(Point1.X, xBase) : Point1.X;
double right = xIsLogarithmic ? Math.Log(Point4.X, xBase) : Point4.X;
if ((left <= xEnd && right >= xStart))
{
PathFigure figure = new PathFigure();
BezierSegment bezierSeg = new BezierSegment();
PathGeometry segGeometry = new PathGeometry();
P1 = figure.StartPoint = transformer.TransformToVisible(Point1.X, Point1.Y);
Q1 = bezierSeg.Point1 = transformer.TransformToVisible(Point2.X, Point2.Y);
Q2 = bezierSeg.Point2 = transformer.TransformToVisible(Point3.X, Point3.Y);
P2 = bezierSeg.Point3 = transformer.TransformToVisible(Point4.X, Point4.Y);
figure.Segments.Add(bezierSeg);
segGeometry.Figures = new PathFigureCollection()
{
figure
};
var path = this.segPath;
if (path != null)
{
path.Data = segGeometry;
}
else
{
Data = segGeometry;
}
}
else
{
if (segPath != null)
{
this.segPath.Data = null;
}
else if (Data != null)
{
Data = null;
}
}
isSegmentUpdated = true;
}
}
private void InsertDataPoint(ChartTransform.ChartCartesianTransformer cartesianTransformer, int index)
{
double x1Val = 0, x2Val = 0, y2Val = 0, y1Val = 0;
GetPoints(index, out x1Val, out x2Val, out y1Val, out y2Val);
x1Values.Insert(0, (float)(top + availableSize.Width * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val)));
x2Values.Insert(0, (float)(top + availableSize.Width * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val)));
y1Values.Insert(0, (float)(left + availableSize.Height * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val))));
y2Values.Insert(0, (float)(left + availableSize.Height * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val))));
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
bitmap = fastRangeAreaBitmapSeries.Area.GetFastRenderSurface();
if (transformer != null && fastRangeAreaBitmapSeries.DataCount > 0)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
// Removed the screen point calculation methods and added the point to value method.
CalculatePoints(cartesianTransformer);
UpdateVisual();
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer"></param>
public override void Update(IChartTransformer transformer)
{
bitmap = fastSeries.Area.GetFastRenderSurface();
if (transformer != null && fastSeries.DataCount > 0)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
xValues.Clear();
yValues.Clear(); //WPF-14440 In seconday axis scrolling not apply for FastStepLineBitmapSeries
//Removed the existing screen point calculation methods and added the TransformVisible method.
CalculatePoints(cartesianTransformer);
UpdateVisual();
}
}
private void CalculatePonts(ChartTransform.ChartCartesianTransformer cartesianTransformer)
{
int cnt = xChartVals.Count - 1;
Points = new PointCollection();
for (int i = 0; i <= cnt; i++)
{
double xVal = xChartVals[i];
double yVal = yChartVals[i];
Point point = cartesianTransformer.TransformToVisible(xVal, yVal);
Points.Add(point);
}
}
private void InsertDataPoint(ChartTransform.ChartCartesianTransformer cartesianTransformer, int index)
{
double x1Val = 0, x2Val = 0, y2Val = 0, y1Val = 0;
GetXYPoints(index, out x1Val, out x2Val, out y1Val, out y2Val);
Point tlpoint = cartesianTransformer.TransformToVisible(x1Val, y1Val);
Point rbpoint = cartesianTransformer.TransformToVisible(x2Val, y2Val);
x1Values.Insert(0, ((float)tlpoint.X));
x2Values.Insert(0, ((float)rbpoint.X));
y1Values.Insert(0, ((float)tlpoint.Y));
y2Values.Insert(0, ((float)rbpoint.Y));
actualIndexes.Insert(0, index);
}
/// <summary>
/// Transforms for non logarithmic axis
/// </summary>
/// <param name="cartesianTransformer"></param>
void TransformToScreenCoInLog(ChartTransform.ChartCartesianTransformer cartesianTransformer)
{
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
double yBase = cartesianTransformer.YAxis.IsLogarithmic ? (cartesianTransformer.YAxis as LogarithmicAxis).LogarithmicBase : 1;
if (!fastSeries.IsActualTransposed)
{
TransformToScreenCoInLogHorizontal(xBase, yBase);
}
else
{
TransformToScreenCoInLogVertical(xBase, yBase);
}
}
private void GetHiLoPoints(ChartTransform.ChartCartesianTransformer cartesianTransformer, int index,
out Point hipoint, out Point lopoint)
{
if (fastHiloSeries.IsIndexed)
{
hipoint = cartesianTransformer.TransformToVisible(index, yHiChartVals[index]);
lopoint = cartesianTransformer.TransformToVisible(index, yLoChartVals[index]);
}
else
{
hipoint = cartesianTransformer.TransformToVisible(xChartVals[index], yHiChartVals[index]);
lopoint = cartesianTransformer.TransformToVisible(xChartVals[index], yLoChartVals[index]);
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer">Reresents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
bitmap = fastHiloSeries.Area.GetFastRenderSurface();
if (transformer != null && fastHiloSeries.DataCount > 0)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
xValues.Clear();
yHiValues.Clear();
yLoValues.Clear();
x_isInversed = cartesianTransformer.XAxis.IsInversed;
y_isInversed = cartesianTransformer.YAxis.IsInversed;
//Removed the screen point calculation methods and added the point to value method.
CalculatePoints(cartesianTransformer);
UpdateVisual(true);
}
}
private void InsertDataPoint(ChartTransform.ChartCartesianTransformer cartesianTransformer, int index)
{
double xValue, yValue;
GetXYValue(index, out xValue, out yValue);
Point point = cartesianTransformer.TransformToVisible(xValue, yValue);
if (!fastSeries.IsActualTransposed)
{
xValues.Insert(0, point.X);
yValues.Insert(0, point.Y);
}
else
{
xValues.Insert(0, point.Y);
yValues.Insert(0, point.X);
}
}
private void InsertDataPoint(ChartTransform.ChartCartesianTransformer cartesianTransformer, int index)
{
Point hipoint, lopoint;
GetHiLoPoints(cartesianTransformer, index, out hipoint, out lopoint);
if (!fastHiloSeries.IsActualTransposed)
{
xValues.Insert(0, (float)hipoint.X);
yHiValues.Insert(0, (float)hipoint.Y);
yLoValues.Insert(0, (float)lopoint.Y);
}
else
{
xValues.Insert(0, (float)hipoint.Y);
yHiValues.Insert(0, (float)hipoint.X);
yLoValues.Insert(0, (float)lopoint.X);
}
}
private void InsertDataPoint(ChartTransform.ChartCartesianTransformer cartesianTransformer,
Thickness areaBorderThickness, int index)
{
double xValue, yValue;
GetXYValue(index, out xValue, out yValue);
Point point = cartesianTransformer.TransformToVisible(xValue, yValue);
if (!fastSeries.IsTransposed)
{
xValues.Insert(0, (point.X - areaBorderThickness.Left));
yValues.Insert(0, (point.Y - areaBorderThickness.Top));
}
else
{
xValues.Insert(0, (point.Y - areaBorderThickness.Left));
yValues.Insert(0, (point.X - areaBorderThickness.Top));
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer">Reresents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
bitmap = fastColumnSeries.Area.GetFastRenderSurface();
if (transformer != null && fastColumnSeries.DataCount != 0)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
x_isInversed = cartesianTransformer.XAxis.IsInversed;
y_isInversed = cartesianTransformer.YAxis.IsInversed;
x1Values.Clear();
x2Values.Clear();
y1Values.Clear();
y2Values.Clear();
actualIndexes.Clear();
//Removed the existing screen point calculation methods and added the TransformVisible method.
CalculatePoints(cartesianTransformer);
UpdateVisual(true);
}
}
private void CalculateLogPoints(ChartTransform.ChartCartesianTransformer cartesianTransformer)
{
double xBase = cartesianTransformer.XAxis.IsLogarithmic
? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase
: 1;
double yBase = cartesianTransformer.YAxis.IsLogarithmic
? (cartesianTransformer.YAxis as LogarithmicAxis).LogarithmicBase
: 1;
float x1Value = 0, x2Value = 0, y1Value = 0, y2Value = 0;
for (int i = 0; i < this.Series.DataCount; i++)
{
double logx1 = xBase == 1 ? x1ChartVals[i] : Math.Log(x1ChartVals[i], xBase);
double logx2 = xBase == 1 ? x2ChartVals[i] : Math.Log(x2ChartVals[i], xBase);
double logy1 = yBase == 1 ? y1ChartVals[i] : Math.Log(y1ChartVals[i], yBase);
double logy2 = yBase == 1 ? y2ChartVals[i] : Math.Log(y2ChartVals[i], yBase);
double x1Val = x_isInversed ? logx2 < xEnd ? xEnd : logx2 : logx1 < xStart ? xStart : logx1;
double x2Val = x_isInversed ? logx1 > xStart ? xStart : logx1 : logx2 > xEnd ? xEnd : logx2;
double y1Val = y_isInversed
? logy2 > yStart ? yStart : logy2 <yEnd?yEnd : logy2
: logy1> yEnd ? yEnd : logy1 < yStart ? yStart : logy1;
double y2Val = y_isInversed
? logy1 <yEnd?yEnd : logy1> yStart ? yStart : logy1
: logy2 <yStart?yStart : logy2> yEnd ? yEnd : logy2;
x1Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val));
x2Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val));
y1Value =
(float)
(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val)));
y2Value =
(float)
(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val)));
x1Values.Add(x1Value);
x2Values.Add(x2Value);
y1Values.Add(y1Value);
y2Values.Add(y2Value);
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer">Reresents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (transformer != null)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
bool xIsLogarithmic = cartesianTransformer.XAxis.IsLogarithmic;
double xStart = cartesianTransformer.XAxis.VisibleRange.Start;
double xEnd = cartesianTransformer.XAxis.VisibleRange.End;
double pos = xIsLogarithmic ? Math.Log(xPos, xBase) : xPos;
if (pos >= xStart && pos <= xEnd && (!double.IsNaN(yPos) || Series.ShowEmptyPoints))
{
Point point1 = transformer.TransformToVisible(xPos, yPos);
if (ellipseSegment != null)
{
ellipseSegment.Visibility = Visibility.Visible;
ellipseSegment.Height = ellipseSegment.Width = 2 * this.segmentRadius;
ellipseSegment.SetValue(Canvas.LeftProperty, point1.X - this.segmentRadius);
ellipseSegment.SetValue(Canvas.TopProperty, point1.Y - this.segmentRadius);
}
else
{
control.Visibility = Visibility.Visible;
RectX = point1.X - this.segmentRadius;
RectY = point1.Y - this.segmentRadius;
Size = SegmentRadius = 2 * this.segmentRadius;
}
}
else if (customTemplate == null)
{
ellipseSegment.Visibility = Visibility.Collapsed;
}
else
{
control.Visibility = Visibility.Collapsed;
}
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer">Reresents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (Length == 0)
{
base.Update(transformer);
}
else
if (transformer != null && fastSeries.DataCount > 1)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
bool isLogarithmic = cartesianTransformer.XAxis.IsLogarithmic || cartesianTransformer.YAxis.IsLogarithmic;
if (!isLogarithmic)
{
TransformToScreenCo(cartesianTransformer);
}
else
{
TransformToScreenCoInLog(cartesianTransformer);
}
UpdateVisual(true);
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (transformer != null)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
bool xIsLogarithmic = cartesianTransformer.XAxis.IsLogarithmic;
double left = xIsLogarithmic ? Math.Log(Left, xBase) : Left;
double right = xIsLogarithmic ? Math.Log(Right, xBase) : Right;
double xStart = Math.Floor(cartesianTransformer.XAxis.VisibleRange.Start);
double xEnd = Math.Ceiling(cartesianTransformer.XAxis.VisibleRange.End);
if (!double.IsNaN(Top) && !double.IsNaN(Bottom) &&
(left <= xEnd && right >= xStart))
{
//Calculate the rect for segment rendering.
rect = CalculateSegmentRect(transformer);
segmentCanvas.Visibility = Visibility.Visible;
if (WaterfallRectSegment != null)
{
WaterfallRectSegment.SetValue(Canvas.LeftProperty, rect.X);
WaterfallRectSegment.SetValue(Canvas.TopProperty, rect.Y);
WaterfallRectSegment.Visibility = Visibility.Visible;
Width = WaterfallRectSegment.Width = rect.Width;
Height = WaterfallRectSegment.Height = rect.Height;
//set position for connector line.
UpdateConnectorLine(transformer);
}
}
else
{
segmentCanvas.Visibility = Visibility.Collapsed;
}
}
}
private void GetPoints(ChartTransform.ChartCartesianTransformer cartesianTransformer, int index,
out Point hiPoint, out Point loPoint, out Point startopenpoint,
out Point endopenpoint, out Point startclosepoint, out Point endclosepoint,
double highValues, double lowValues)
{
if (fastHiLoOpenCloseSeries.IsIndexed)
{
hiPoint = cartesianTransformer.TransformToVisible(index + center, highValues);
loPoint = cartesianTransformer.TransformToVisible(xChartVals[index] + center, lowValues);
startopenpoint = cartesianTransformer.TransformToVisible(xChartVals[index] + center, yOpenChartVals[index]);
endopenpoint = cartesianTransformer.TransformToVisible(xChartVals[index] + Left, yOpenChartVals[index]);
startclosepoint = cartesianTransformer.TransformToVisible(index + center, yCloseChartVals[index]);
endclosepoint = cartesianTransformer.TransformToVisible(index + Right, yCloseChartVals[index]);
}
else
{
hiPoint = cartesianTransformer.TransformToVisible(xChartVals[index] + center, highValues);
loPoint = cartesianTransformer.TransformToVisible(xChartVals[index] + center, lowValues);
startopenpoint = cartesianTransformer.TransformToVisible(xChartVals[index] + center, yOpenChartVals[index]);
endopenpoint = cartesianTransformer.TransformToVisible(xChartVals[index] + Left, yOpenChartVals[index]);
startclosepoint = cartesianTransformer.TransformToVisible(xChartVals[index] + center, yCloseChartVals[index]);
endclosepoint = cartesianTransformer.TransformToVisible(xChartVals[index] + Right, yCloseChartVals[index]);
}
}
private void CalculatePoints(ChartTransform.ChartCartesianTransformer cartesianTransformer)
{
ChartAxis xAxis = cartesianTransformer.XAxis;
if (this.Series.IsIndexed)
{
var isGrouping = (Series.ActualXAxis is CategoryAxis) &&
(Series.ActualXAxis as CategoryAxis).IsIndexed;
int start = 0, end = 0;
if (!isGrouping)
{
start = 0;
end = x1ChartVals.Count - 1;
}
else
{
start = (int)Math.Floor(xAxis.VisibleRange.Start);
end = (int)Math.Ceiling(xAxis.VisibleRange.End);
end = end > y1ChartVals.Count - 1 ? y1ChartVals.Count - 1 : end;
}
start = start < 0 ? 0 : start;
for (int i = start; i <= end; i++)
{
AddDataPoint(cartesianTransformer, i);
}
startIndex = start;
}
else if (this.Series.isLinearData)
{
double start = xAxis.VisibleRange.Start;
double end = xAxis.VisibleRange.End;
int i = 0;
int count = x1ChartVals.Count - 1;
startIndex = 0;
for (i = 1; i < count; i++)
{
double xValue = x1ChartVals[i];
if (xValue >= start && xValue <= end)
{
AddDataPoint(cartesianTransformer, i);
}
else if (xValue < start)
{
startIndex = i;
}
else if (xValue > end)
{
AddDataPoint(cartesianTransformer, i);
break;
}
}
InsertDataPoint(cartesianTransformer, startIndex);
if (i == count)
{
AddDataPoint(cartesianTransformer, count);
}
}
else
{
startIndex = 0;
for (int i = 0; i < this.Series.DataCount; i++)
{
AddDataPoint(cartesianTransformer, i);
}
}
}
/// <summary>
/// Updates the box and whisker segment based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (double.IsNaN(Minimum) && double.IsNaN(LowerQuartile) && double.IsNaN(Median) && double.IsNaN(UppperQuartile) && double.IsNaN(Maximum))
{
return;
}
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xStart = Math.Floor(cartesianTransformer.XAxis.VisibleRange.Start);
double xEnd = Math.Ceiling(cartesianTransformer.XAxis.VisibleRange.End);
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
bool xIsLogarithmic = cartesianTransformer.XAxis.IsLogarithmic;
double left = xIsLogarithmic ? Math.Log(Left, xBase) : Left;
double right = xIsLogarithmic ? Math.Log(Right, xBase) : Right;
if ((left <= xEnd && right >= xStart))
{
lowerQuartileLine.Visibility = Visibility.Visible;
upperQuartileLine.Visibility = Visibility.Visible;
medianLine.Visibility = Visibility.Visible;
minimumLine.Visibility = Visibility.Visible;
maximumLine.Visibility = Visibility.Visible;
rectangle.Visibility = Visibility.Visible;
Point minimumPoint = transformer.TransformToVisible(Center, Minimum);
Point lowerQuartilePoint = transformer.TransformToVisible(Center, LowerQuartile);
Point medianPoint = transformer.TransformToVisible(Center, Median);
Point upperQuartilePoint = transformer.TransformToVisible(Center, UppperQuartile);
Point maximumPoint = transformer.TransformToVisible(Center, Maximum);
var tlPoint = transformer.TransformToVisible(Left, UppperQuartile);
var brPoint = transformer.TransformToVisible(Right, LowerQuartile);
double spacing = (Series as ISegmentSpacing).SegmentSpacing;
rect = new Rect(tlPoint, brPoint);
if (Series.IsActualTransposed)
{
if (spacing > 0 && spacing <= 1)
{
rect.Y = (Series as ISegmentSpacing).CalculateSegmentSpacing(spacing, rect.Bottom, rect.Top);
rect.Height = (1 - spacing) * rect.Height;
}
var percentHeight = rect.Height / 2 * WhiskerWidth;
var centerLinePosition = rect.Y + rect.Height / 2;
var topPercentWidth = centerLinePosition - percentHeight;
var bottomPercentWidth = centerLinePosition + percentHeight;
this.medianLine.X1 = medianPoint.X;
this.medianLine.X2 = medianPoint.X;
this.medianLine.Y1 = rect.Top;
this.medianLine.Y2 = rect.Bottom;
this.maximumLine.X1 = maximumPoint.X;
this.maximumLine.Y1 = topPercentWidth;
this.maximumLine.X2 = maximumPoint.X;
this.maximumLine.Y2 = bottomPercentWidth;
this.minimumLine.X1 = minimumPoint.X;
this.minimumLine.Y1 = topPercentWidth;
this.minimumLine.X2 = minimumPoint.X;
this.minimumLine.Y2 = bottomPercentWidth;
}
else
{
if (spacing > 0 && spacing <= 1)
{
rect.X = (Series as ISegmentSpacing).CalculateSegmentSpacing(spacing, rect.Right, rect.Left);
rect.Width = (1 - spacing) * rect.Width;
}
var percentWidth = rect.Width / 2 * WhiskerWidth;
var centerLinePosition = rect.X + rect.Width / 2;
var leftPercentWidth = centerLinePosition - percentWidth;
var rightPercentWidth = centerLinePosition + percentWidth;
this.medianLine.X1 = rect.Left;
this.medianLine.X2 = rect.Right;
this.medianLine.Y1 = medianPoint.Y;
this.medianLine.Y2 = medianPoint.Y;
this.maximumLine.X1 = leftPercentWidth;
this.maximumLine.Y1 = maximumPoint.Y;
this.maximumLine.X2 = rightPercentWidth;
this.maximumLine.Y2 = maximumPoint.Y;
this.minimumLine.X1 = leftPercentWidth;
this.minimumLine.Y1 = minimumPoint.Y;
this.minimumLine.X2 = rightPercentWidth;
this.minimumLine.Y2 = minimumPoint.Y;
}
rectangle.Width = rect.Width;
rectangle.Height = rect.Height;
rectangle.SetValue(Canvas.LeftProperty, rect.X);
rectangle.SetValue(Canvas.TopProperty, rect.Y);
this.lowerQuartileLine.X1 = minimumPoint.X;
this.lowerQuartileLine.X2 = lowerQuartilePoint.X;
this.lowerQuartileLine.Y1 = minimumPoint.Y;
this.lowerQuartileLine.Y2 = lowerQuartilePoint.Y;
this.upperQuartileLine.X1 = upperQuartilePoint.X;
this.upperQuartileLine.X2 = maximumPoint.X;
this.upperQuartileLine.Y1 = upperQuartilePoint.Y;
this.upperQuartileLine.Y2 = maximumPoint.Y;
UpdateMeanSymbol(cartesianTransformer, (Series as BoxAndWhiskerSeries).ShowMedian);
}
else
{
medianLine.Visibility = Visibility.Collapsed;
minimumLine.Visibility = Visibility.Collapsed;
maximumLine.Visibility = Visibility.Collapsed;
lowerQuartileLine.Visibility = Visibility.Collapsed;
upperQuartileLine.Visibility = Visibility.Collapsed;
rectangle.Visibility = Visibility.Collapsed;
averagePath.Visibility = Visibility.Collapsed;
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overridden by
/// any derived class.
/// </summary>
/// <param name="transformer">Represents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
if (transformer != null)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
bool xIsLogarithmic = cartesianTransformer.XAxis.IsLogarithmic;
double left = xIsLogarithmic ? Math.Log(Left, xBase) : Left;
double right = xIsLogarithmic ? Math.Log(Right, xBase) : Right;
double xStart = Math.Floor(cartesianTransformer.XAxis.VisibleRange.Start);
double xEnd = Math.Ceiling(cartesianTransformer.XAxis.VisibleRange.End);
if (!double.IsNaN(Top) && !double.IsNaN(Bottom) &&
(left <= xEnd && right >= xStart) &&
(!double.IsNaN(YData) || Series.ShowEmptyPoints))
{
double spacing = (Series is HistogramSeries) ? 0.0 : (Series as ISegmentSpacing).SegmentSpacing;
Point tlpoint = transformer.TransformToVisible(Left, Top);
Point rbpoint = transformer.TransformToVisible(Right, Bottom);
rect = new Rect(tlpoint, rbpoint);
if (spacing > 0.0 && spacing <= 1)
{
if (Series.IsActualTransposed == true)
{
double leftpos = (Series as ISegmentSpacing).CalculateSegmentSpacing(spacing,
rect.Bottom, rect.Top);
rect.Y = leftpos;
Height = rect.Height = (1 - spacing) * rect.Height;
}
else
{
double leftpos = (Series as ISegmentSpacing).CalculateSegmentSpacing(spacing, rect.Right,
rect.Left);
rect.X = leftpos;
Width = rect.Width = (1 - spacing) * rect.Width;
}
}
if (RectSegment != null)
{
RectSegment.SetValue(Canvas.LeftProperty, rect.X);
RectSegment.SetValue(Canvas.TopProperty, rect.Y);
RectSegment.Visibility = Visibility.Visible;
Width = RectSegment.Width = rect.Width;
Height = RectSegment.Height = rect.Height;
}
else
{
control.Visibility = Visibility.Visible;
RectX = rect.X;
RectY = rect.Y;
Width = rect.Width;
Height = rect.Height;
}
}
else if (customTemplate == null)
{
RectSegment.Visibility = Visibility.Collapsed;
}
else
{
control.Visibility = Visibility.Collapsed;
}
}
}
/// <summary>
/// This method used to gets the selected data point segment pixel positions
/// </summary>
internal void GenerateBarPixels()
{
WriteableBitmap bmp = Area.fastRenderSurface;
ChartTransform.ChartCartesianTransformer cartesianTransformer = CreateTransformer(
new Size(
Area.SeriesClipRect.Width,
Area.SeriesClipRect.Height),
true) as ChartTransform.ChartCartesianTransformer;
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
float x1Value = 0, x2Value = 0, y1Value = 0, y2Value = 0;
double x1 = dataPoint.XData + sbsInfo.Start;
double x2 = dataPoint.XData + sbsInfo.End;
double y1 = dataPoint.YData;
double y2 = ActualXAxis != null ? ActualXAxis.Origin : 0;
double xStart = cartesianTransformer.XAxis.VisibleRange.Start;
double xEnd = cartesianTransformer.XAxis.VisibleRange.End;
double yStart = cartesianTransformer.YAxis.VisibleRange.Start;
double yEnd = cartesianTransformer.YAxis.VisibleRange.End;
double width = cartesianTransformer.XAxis.RenderedRect.Height;
double height = cartesianTransformer.YAxis.RenderedRect.Width;
// WPF-14441 - Calculating Bar Position for the Series
double left = Area.SeriesClipRect.Right - cartesianTransformer.YAxis.RenderedRect.Right;
double top = Area.SeriesClipRect.Bottom - cartesianTransformer.XAxis.RenderedRect.Bottom;
Size availableSize = new Size(width, height);
bool isLogarithmic = cartesianTransformer.XAxis.IsLogarithmic || cartesianTransformer.YAxis.IsLogarithmic;
if (ActualXAxis.IsInversed)
{
double temp = xStart;
xStart = xEnd;
xEnd = temp;
}
if (ActualYAxis.IsInversed)
{
double temp = yStart;
yStart = yEnd;
yEnd = temp;
}
if (!isLogarithmic)
{
double x1Val = ActualXAxis.IsInversed
? x2 < xEnd ? xEnd : x2
: x1 < xStart ? xStart : x1;
double x2Val = ActualXAxis.IsInversed
? x1 > xStart ? xStart : x1
: x2 > xEnd ? xEnd : x2;
double y1Val = ActualYAxis.IsInversed
? y2 > yStart ? yStart : y2 <yEnd?yEnd : y2
: y1> yEnd ? yEnd : y1 < yStart ? yStart : y1;
double y2Val = ActualYAxis.IsInversed
? y1 <yEnd?yEnd : y1> yStart ? yStart : y1
: y2 <yStart?yStart : y2> yEnd ? yEnd : y2;
x1Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val));
x2Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val));
y1Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val)));
y2Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val)));
}
else
{
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
double yBase = cartesianTransformer.YAxis.IsLogarithmic ? (cartesianTransformer.YAxis as LogarithmicAxis).LogarithmicBase : 1;
double logx1 = xBase == 1 ? x1 : Math.Log(x1, xBase);
double logx2 = xBase == 1 ? x2 : Math.Log(x2, xBase);
double logy1 = yBase == 1 ? y1 : Math.Log(y1, yBase);
double logy2 = yBase == 1 ? y2 : Math.Log(y2, yBase);
double x1Val = ActualXAxis.IsInversed ? logx2 < xEnd ? xEnd : logx2 : logx1 < xStart ? xStart : logx1;
double x2Val = ActualXAxis.IsInversed ? logx1 > xStart ? xStart : logx1 : logx2 > xEnd ? xEnd : logx2;
double y1Val = ActualYAxis.IsInversed
? logy2 > yStart ? yStart : logy2 <yEnd?yEnd : logy2
: logy1> yEnd ? yEnd : logy1 < yStart ? yStart : logy1;
double y2Val = ActualYAxis.IsInversed
? logy1 <yEnd?yEnd : logy1> yStart ? yStart : logy1
: logy2 <yStart?yStart : logy2> yEnd ? yEnd : logy2;
x1Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val));
x2Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val));
y1Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val)));
y2Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val)));
}
double _x1 = x1Value;
double _x2 = x2Value;
double _y1 = y1 > 0 ? y1Value : y2Value;
double _y2 = y1 > 0 ? y2Value : y1Value;
var spacingSegment = this as ISegmentSpacing;
if (spacingSegment != null)
{
double spacing = spacingSegment.SegmentSpacing;
if (spacing > 0 && spacing <= 1)
{
double leftpos = spacingSegment.CalculateSegmentSpacing(spacing, _x2, _x1);
double rightpos = spacingSegment.CalculateSegmentSpacing(spacing, _x1, _x2);
_x1 = (float)(leftpos);
_x2 = (float)(rightpos);
}
}
double diff = _x2 - _x1;
width = (int)Area.SeriesClipRect.Width;
height = (int)Area.SeriesClipRect.Height;
selectedSegmentPixels.Clear();
if (_y1 < _y2)
{
selectedSegmentPixels = bmp.GetRectangle((int)width, (int)height, (int)(width - _y2), (int)(height - _x1 - diff), (int)(width - _y1), (int)(height - _x1), selectedSegmentPixels);
}
else
{
selectedSegmentPixels = bmp.GetRectangle((int)width, (int)height, (int)(width - y1), (int)(height - x1 - diff), (int)(width - y2), (int)(height - x1), selectedSegmentPixels);
}
}
/// <summary>
/// Updates the segments based on its data point value. This method is not
/// intended to be called explicitly outside the Chart but it can be overriden by
/// any derived class.
/// </summary>
/// <param name="transformer">Reresents the view port of chart control.(refer <see cref="IChartTransformer"/>)</param>
public override void Update(IChartTransformer transformer)
{
ChartTransform.ChartCartesianTransformer cartesianTransformer = transformer as ChartTransform.ChartCartesianTransformer;
double xStart = Math.Floor(cartesianTransformer.XAxis.VisibleRange.Start);
double xEnd = Math.Ceiling(cartesianTransformer.XAxis.VisibleRange.End);
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
bool xIsLogarithmic = cartesianTransformer.XAxis.IsLogarithmic;
double left = xIsLogarithmic ? Math.Log(cdpBottomLeft.X, xBase) : cdpBottomLeft.X;
double right = xIsLogarithmic ? Math.Log(cdpRightTop.X, xBase) : cdpRightTop.X;
if ((left <= xEnd && right >= xStart) || Series.ShowEmptyPoints)
{
double spacing = (Series as ISegmentSpacing).SegmentSpacing;
columnSegment.Visibility = Visibility.Visible;
hiLoLine.Visibility = Visibility.Visible;
hiLoLine1.Visibility = Visibility.Visible;
openCloseLine.Visibility = Visibility.Visible;
Point blpoint = transformer.TransformToVisible(cdpBottomLeft.X, cdpBottomLeft.Y);
Point trpoint = transformer.TransformToVisible(cdpRightTop.X, cdpRightTop.Y);
rect = new Rect(blpoint, trpoint);
if (spacing > 0 && spacing <= 1)
{
if (Series.IsActualTransposed)
{
rect.Y = (Series as ISegmentSpacing).CalculateSegmentSpacing(spacing, rect.Bottom, rect.Top);
columnSegment.Height = rect.Height = (1 - spacing) * rect.Height;
}
else
{
rect.X = (Series as ISegmentSpacing).CalculateSegmentSpacing(spacing, rect.Right, rect.Left);
columnSegment.Width = rect.Width = (1 - spacing) * rect.Width;
}
}
if (cdpBottomLeft.Y == cdpRightTop.Y)
{
if (!double.IsNaN(cdpBottomLeft.Y) && !double.IsNaN(cdpRightTop.Y))
{
columnSegment.Visibility = Visibility.Collapsed;
this.openCloseLine.X1 = rect.Left;
this.openCloseLine.Y1 = rect.Top;
this.openCloseLine.X2 = rect.Right;
this.openCloseLine.Y2 = rect.Bottom;
}
else
{
openCloseLine.Visibility = Visibility.Collapsed;
openCloseLine.ClearUIValues();
}
}
else if (!double.IsNaN(cdpBottomLeft.Y) && !double.IsNaN(cdpRightTop.Y))
{
openCloseLine.Visibility = Visibility.Collapsed;
columnSegment.SetValue(Canvas.LeftProperty, rect.X);
columnSegment.SetValue(Canvas.TopProperty, rect.Y);
columnSegment.Width = rect.Width;
columnSegment.Height = rect.Height;
}
else
{
columnSegment.Visibility = Visibility.Collapsed;
columnSegment.ClearUIValues();
}
Point point1 = transformer.TransformToVisible(this.hiPoint.X, this.hiPoint.Y);
Point point2 = transformer.TransformToVisible(this.hiPoint1.X, this.hiPoint1.Y);
Point point3 = transformer.TransformToVisible(this.loPoint.X, this.loPoint.Y);
Point point4 = transformer.TransformToVisible(this.loPoint1.X, this.loPoint1.Y);
if (!double.IsNaN(point1.Y) && !double.IsNaN(point2.Y) && !double.IsNaN(point1.X) && !double.IsNaN(point2.X) && !double.IsNaN(point3.Y) && !double.IsNaN(point4.Y) && !double.IsNaN(point3.X) && !double.IsNaN(point4.X))
{
this.hiLoLine.X1 = point1.X;
this.hiLoLine.X2 = point2.X;
this.hiLoLine.Y1 = point1.Y;
this.hiLoLine.Y2 = point2.Y;
this.hiLoLine1.X1 = point3.X;
this.hiLoLine1.X2 = point4.X;
this.hiLoLine1.Y1 = point3.Y;
this.hiLoLine1.Y2 = point4.Y;
if (rect.Contains(point1))
{
this.hiLoLine.Visibility = Visibility.Collapsed;
}
if (rect.Contains(point3))
{
this.hiLoLine1.Visibility = Visibility.Collapsed;
}
}
else
{
hiLoLine.Visibility = Visibility.Collapsed;
hiLoLine.ClearUIValues();
hiLoLine1.Visibility = Visibility.Collapsed;
hiLoLine1.ClearUIValues();
}
}
else
{
columnSegment.ClearUIValues();
hiLoLine.ClearUIValues();
hiLoLine1.ClearUIValues();
openCloseLine.ClearUIValues();
columnSegment.Visibility = Visibility.Collapsed;
hiLoLine.Visibility = Visibility.Collapsed;
hiLoLine1.Visibility = Visibility.Collapsed;
openCloseLine.Visibility = Visibility.Collapsed;
}
}
/// <summary>
/// This method is used to gets the selected data point segment pixel positions
/// </summary>
internal void GenerateStackingBarPixels()
{
WriteableBitmap bmp = Area.fastRenderSurface;
ChartTransform.ChartCartesianTransformer cartesianTransformer = CreateTransformer(
new Size(
Area.SeriesClipRect.Width,
Area.SeriesClipRect.Height),
true) as ChartTransform.ChartCartesianTransformer;
bool isLogarithmic = cartesianTransformer.XAxis.IsLogarithmic || cartesianTransformer.YAxis.IsLogarithmic;
bool x_isInversed = cartesianTransformer.XAxis.IsInversed;
bool y_isInversed = cartesianTransformer.YAxis.IsInversed;
double x1ChartVal, x2ChartVal, y1ChartVal, y2ChartVal;
double xStart, xEnd, yStart, yEnd, width, height, left, top;
int i = dataPoint.Index;
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
List <double> xValues = (ActualXValues is List <double>) ? ActualXValues as List <double> : GetXValues();
if (!this.IsIndexed)
{
x1ChartVal = xValues[i] + sbsInfo.Start;
x2ChartVal = xValues[i] + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
else
{
x1ChartVal = i + sbsInfo.Start;
x2ChartVal = i + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
xStart = cartesianTransformer.XAxis.VisibleRange.Start;
xEnd = cartesianTransformer.XAxis.VisibleRange.End;
yStart = cartesianTransformer.YAxis.VisibleRange.Start;
yEnd = cartesianTransformer.YAxis.VisibleRange.End;
width = cartesianTransformer.XAxis.RenderedRect.Height;
height = cartesianTransformer.YAxis.RenderedRect.Width;
// WPF-14441 - Calculating Bar Position for the Series
left = Area.SeriesClipRect.Right - cartesianTransformer.YAxis.RenderedRect.Right;
top = Area.SeriesClipRect.Bottom - cartesianTransformer.XAxis.RenderedRect.Bottom;
Size availableSize = new Size(width, height);
if (x_isInversed)
{
double temp = xStart;
xStart = xEnd;
xEnd = temp;
}
if (y_isInversed)
{
double temp = yStart;
yStart = yEnd;
yEnd = temp;
}
float x1Value = 0, x2Value = 0, y1Value = 0, y2Value = 0;
// Removed the screen point calculation methods and added the point to value method.
if (!isLogarithmic)
{
double x1Val = x_isInversed
? x2ChartVal < xEnd ? xEnd : x2ChartVal
: x1ChartVal < xStart ? xStart : x1ChartVal;
double x2Val = x_isInversed
? x1ChartVal > xStart ? xStart : x1ChartVal
: x2ChartVal > xEnd ? xEnd : x2ChartVal;
double y1Val = y_isInversed
? y2ChartVal > yStart ? yStart : y2ChartVal <yEnd?yEnd : y2ChartVal
: y1ChartVal> yEnd ? yEnd : y1ChartVal < yStart ? yStart : y1ChartVal;
double y2Val = y_isInversed
? y1ChartVal <yEnd?yEnd : y1ChartVal> yStart ? yStart : y1ChartVal
: y2ChartVal <yStart?yStart : y2ChartVal> yEnd ? yEnd : y2ChartVal;
x1Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val));
x2Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val));
y1Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val)));
y2Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val)));
}
else
{
double xBase = cartesianTransformer.XAxis.IsLogarithmic ? (cartesianTransformer.XAxis as LogarithmicAxis).LogarithmicBase : 1;
double yBase = cartesianTransformer.YAxis.IsLogarithmic ? (cartesianTransformer.YAxis as LogarithmicAxis).LogarithmicBase : 1;
double logx1 = xBase == 1 ? x1ChartVal : Math.Log(x1ChartVal, xBase);
double logx2 = xBase == 1 ? x2ChartVal : Math.Log(x2ChartVal, xBase);
double logy1 = yBase == 1 ? y1ChartVal : Math.Log(y1ChartVal, yBase);
double logy2 = yBase == 1 ? y2ChartVal : Math.Log(y2ChartVal, yBase);
double x1Val = x_isInversed ? logx2 < xEnd ? xEnd : logx2 : logx1 < xStart ? xStart : logx1;
double x2Val = x_isInversed ? logx1 > xStart ? xStart : logx1 : logx2 > xEnd ? xEnd : logx2;
double y1Val = y_isInversed
? logy2 > yStart ? yStart : logy2 <yEnd?yEnd : logy2
: logy1> yEnd ? yEnd : logy1 < yStart ? yStart : logy1;
double y2Val = y_isInversed
? logy1 <yEnd?yEnd : logy1> yStart ? yStart : logy1
: logy2 <yStart?yStart : logy2> yEnd ? yEnd : logy2;
x1Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x1Val));
x2Value = (float)(top + (availableSize.Width) * cartesianTransformer.XAxis.ValueToCoefficientCalc(x2Val));
y1Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y1Val)));
y2Value = (float)(left + (availableSize.Height) * (1 - cartesianTransformer.YAxis.ValueToCoefficientCalc(y2Val)));
}
float x1 = 0, x2, y1, y2, diff = 0;
width = (int)Area.SeriesClipRect.Width;
height = (int)Area.SeriesClipRect.Height;
x1 = x1Value;
x2 = x2Value;
y1 = y1ChartVal > 0 ? y1Value : y2Value;
y2 = y1ChartVal > 0 ? y2Value : y1Value;
var spacingSegment = this as ISegmentSpacing;
if (spacingSegment != null)
{
double spacing = spacingSegment.SegmentSpacing;
if (spacing > 0 && spacing <= 1)
{
double leftpos = spacingSegment.CalculateSegmentSpacing(spacing, x1, x2);
double rightpos = spacingSegment.CalculateSegmentSpacing(spacing, x2, x1);
x2 = (float)leftpos;
x1 = (float)rightpos;
}
}
diff = x2 - x1;
selectedSegmentPixels.Clear();
if (y1 < y2)
{
selectedSegmentPixels = bmp.GetRectangle(
(int)width,
(int)height,
(int)(width - y2),
(int)(height - x1 - diff),
(int)(width - y1),
(int)(height - x1),
selectedSegmentPixels);
}
else
{
selectedSegmentPixels = bmp.GetRectangle(
(int)width,
(int)height,
(int)(width - y1),
(int)(height - x1 - diff),
(int)(width - y2),
(int)(height - x1),
selectedSegmentPixels);
}
}
/// <summary>
/// This method is used to gets the selected data point segment pixel positions
/// </summary>
internal void GenerateStackingColumnPixels()
{
WriteableBitmap bmp = Area.fastRenderSurface;
ChartTransform.ChartCartesianTransformer cartesianTransformer = CreateTransformer(
new Size(
Area.SeriesClipRect.Width,
Area.SeriesClipRect.Height),
true) as ChartTransform.ChartCartesianTransformer;
bool x_isInversed = cartesianTransformer.XAxis.IsInversed;
bool y_isInversed = cartesianTransformer.YAxis.IsInversed;
double x1ChartVal, x2ChartVal, y1ChartVal, y2ChartVal;
int i = dataPoint.Index;
DoubleRange sbsInfo = this.GetSideBySideInfo(this);
List <double> xValues = (ActualXValues is List <double>) ? ActualXValues as List <double> : GetXValues();
if (!this.IsIndexed)
{
x1ChartVal = xValues[i] + sbsInfo.Start;
x2ChartVal = xValues[i] + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
else
{
x1ChartVal = i + sbsInfo.Start;
x2ChartVal = i + sbsInfo.End;
y1ChartVal = YRangeEndValues[i];
y2ChartVal = YRangeStartValues[i];
}
double x1Val = x_isInversed
? x2ChartVal
: x1ChartVal;
double x2Val = x_isInversed
? x1ChartVal
: x2ChartVal;
double y2Val = y_isInversed
? y1ChartVal
: y2ChartVal;
double y1Val = y_isInversed
? y2ChartVal
: y1ChartVal;
Point tlpoint = cartesianTransformer.TransformToVisible(x1Val, y1Val);
Point rbpoint = cartesianTransformer.TransformToVisible(x2Val, y2Val);
float x1Value = ((float)tlpoint.X);
float x2Value = ((float)rbpoint.X);
float y1Value = ((float)tlpoint.Y);
float y2Value = ((float)rbpoint.Y);
float x1 = 0;
float x2 = 0;
float y1 = 0;
float y2 = 0;
int width = (int)Area.SeriesClipRect.Width;
int height = (int)Area.SeriesClipRect.Height;
selectedSegmentPixels.Clear();
x1 = x1Value;
x2 = x2Value;
y1 = y1ChartVal > 0 ? y1Value : y2Value;
y2 = y1ChartVal > 0 ? y2Value : y1Value;
var spacingSegment = this as ISegmentSpacing;
if (spacingSegment != null)
{
double spacing = spacingSegment.SegmentSpacing;
if (spacing > 0 && spacing <= 1)
{
double leftpos = spacingSegment.CalculateSegmentSpacing(spacing, x2, x1);
double rightpos = spacingSegment.CalculateSegmentSpacing(spacing, x1, x2);
x1 = (float)(leftpos);
x2 = (float)(rightpos);
}
}
if (y1 < y2)
{
selectedSegmentPixels = bmp.GetRectangle(width, height, (int)(x1), (int)y1, (int)x2, (int)y2, selectedSegmentPixels);
}
else
{
selectedSegmentPixels = bmp.GetRectangle(width, height, (int)(x1), (int)y2, (int)x2, (int)y1, selectedSegmentPixels);
}
}
