private static void UpdateDataPoint(DataPoint dataPoint, VcProperties property, object newValue, Boolean isAxisChanged)
{
Chart chart = dataPoint.Chart as Chart;
DataSeries dataSeries = dataPoint.Parent;
PlotGroup plotGroup = dataSeries.PlotGroup;
Faces dsFaces = dataSeries.Faces;
Faces dpFaces = dataPoint.Faces;
Double dataPointWidth;
if (dsFaces != null)
{
ColumnChart.UpdateParentVisualCanvasSize(chart, dsFaces.Visual as Canvas);
}
if (dpFaces != null && dpFaces.Visual != null)
{
dataPointWidth = dpFaces.Visual.Width;
}
else if (dsFaces == null)
{
return;
}
else
{
dataPointWidth = CandleStick.CalculateDataPointWidth(dsFaces.Visual.Width, dsFaces.Visual.Height, chart);
}
if (property == VcProperties.Enabled)
{
CreateOrUpdateAStockDataPoint(dataPoint, dsFaces.Visual as Canvas, dsFaces.LabelCanvas, dsFaces.Visual.Width, dsFaces.Visual.Height, dataPointWidth);
return;
}
if (dpFaces == null)
{
return;
}
Canvas dataPointVisual = dpFaces.Visual as Canvas; // DataPoint visual canvas
Line highLowLine = dpFaces.VisualComponents[0] as Line; // HighLowline
Line closeLine = dpFaces.VisualComponents[1] as Line; // Closeline
Line openLine = dpFaces.VisualComponents[2] as Line; // Openline
switch (property)
{
case VcProperties.BorderThickness:
case VcProperties.BorderStyle:
ApplyBorderProperties(dataPoint, highLowLine, openLine, closeLine, dataPointWidth);
break;
case VcProperties.Color:
ApplyOrUpdateColorForAStockDp(dataPoint, highLowLine, openLine, closeLine);
break;
case VcProperties.Cursor:
dataPoint.SetCursor2DataPointVisualFaces();
break;
case VcProperties.Href:
dataPoint.SetHref2DataPointVisualFaces();
break;
case VcProperties.HrefTarget:
dataPoint.SetHref2DataPointVisualFaces();
break;
case VcProperties.LabelBackground:
case VcProperties.LabelEnabled:
case VcProperties.LabelFontColor:
case VcProperties.LabelFontFamily:
case VcProperties.LabelFontStyle:
case VcProperties.LabelFontSize:
case VcProperties.LabelFontWeight:
case VcProperties.LabelStyle:
case VcProperties.LabelText:
CandleStick.CreateAndPositionLabel(dsFaces.LabelCanvas, dataPoint);
break;
case VcProperties.LegendText:
chart.InvokeRender();
break;
case VcProperties.LightingEnabled:
ApplyOrUpdateColorForAStockDp(dataPoint, highLowLine, openLine, closeLine);
break;
//case VcProperties.MarkerBorderColor:
//case VcProperties.MarkerBorderThickness:
//case VcProperties.MarkerColor:
//case VcProperties.MarkerEnabled:
//case VcProperties.MarkerScale:
//case VcProperties.MarkerSize:
//case VcProperties.MarkerType:
case VcProperties.ShadowEnabled:
ApplyOrUpdateShadow(dataPoint, dataPointVisual, highLowLine, openLine, closeLine, dataPointWidth);
break;
case VcProperties.Opacity:
dpFaces.Visual.Opacity = dataSeries.Opacity * dataPoint.Opacity;
break;
case VcProperties.ShowInLegend:
chart.InvokeRender();
break;
case VcProperties.ToolTipText:
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
break;
case VcProperties.XValueFormatString:
case VcProperties.YValueFormatString:
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
CandleStick.CreateAndPositionLabel(dsFaces.LabelCanvas, dataPoint);
break;
case VcProperties.XValueType:
chart.InvokeRender();
break;
case VcProperties.Enabled:
CreateOrUpdateAStockDataPoint(dataPoint, dsFaces.Visual as Canvas, dsFaces.LabelCanvas, dsFaces.Visual.Width, dsFaces.Visual.Height, dataPointWidth);
break;
case VcProperties.XValue:
case VcProperties.YValues:
if (isAxisChanged)
{
UpdateDataSeries(dataSeries, property, newValue, isAxisChanged);
}
else
{
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
UpdateYValueAndXValuePosition(dataPoint, dsFaces.Visual.Width, dsFaces.Visual.Height, dpFaces.Visual.Width);
if ((Boolean)dataPoint.LabelEnabled)
{
CandleStick.CreateAndPositionLabel(dsFaces.LabelCanvas, dataPoint);
}
}
if (dataPoint.Parent.SelectionEnabled && dataPoint.Selected)
{
dataPoint.Select(true);
}
break;
}
}
/// <summary>
/// Get visual object for point chart
/// </summary>
/// <param name="width">Width of the charat</param>
/// <param name="height">Height of the charat</param>
/// <param name="plotDetails">plotDetails</param>
/// <param name="seriesList">List of DataSeries</param>
/// <param name="chart">Chart</param>
/// <param name="plankDepth">Plank depth</param>
/// <param name="animationEnabled">Whether animation is enabled</param>
/// <returns>Point chart canvas</returns>
internal static Canvas GetVisualObjectForStockChart(Panel preExistingPanel, Double width, Double height, PlotDetails plotDetails, List <DataSeries> seriesList, Chart chart, Double plankDepth, bool animationEnabled)
{
if (Double.IsNaN(width) || Double.IsNaN(height) || width <= 0 || height <= 0)
{
return(null);
}
Canvas visual, labelCanvas, stockChartCanvas;
RenderHelper.RepareCanvas4Drawing(preExistingPanel as Canvas, out visual, out labelCanvas, out stockChartCanvas, width, height);
Double depth3d = plankDepth / (plotDetails.Layer3DCount == 0 ? 1 : plotDetails.Layer3DCount) * (chart.View3D ? 1 : 0);
Double visualOffset = depth3d * (plotDetails.SeriesDrawingIndex[seriesList[0]] + 1 - (plotDetails.Layer3DCount == 0 ? 0 : 1));
visual.SetValue(Canvas.TopProperty, visualOffset);
visual.SetValue(Canvas.LeftProperty, -visualOffset);
Double animationBeginTime = 0;
DataSeries _tempDataSeries = null;
// Calculate width of a DataPoint
Double dataPointWidth = CandleStick.CalculateDataPointWidth(width, height, chart);
foreach (DataSeries series in seriesList)
{
if (series.Enabled == false)
{
continue;
}
Faces dsFaces = new Faces()
{
Visual = stockChartCanvas, LabelCanvas = labelCanvas
};
series.Faces = dsFaces;
PlotGroup plotGroup = series.PlotGroup;
_tempDataSeries = series;
foreach (DataPoint dataPoint in series.InternalDataPoints)
{
CreateOrUpdateAStockDataPoint(dataPoint, stockChartCanvas, labelCanvas, width, height, dataPointWidth);
}
}
// Apply animation to series
if (animationEnabled)
{
if (_tempDataSeries.Storyboard == null)
{
_tempDataSeries.Storyboard = new Storyboard();
}
_tempDataSeries.Storyboard = AnimationHelper.ApplyOpacityAnimation(stockChartCanvas, _tempDataSeries, _tempDataSeries.Storyboard, animationBeginTime, 1, 0, 1);
animationBeginTime += 0.5;
}
// Label animation
if (animationEnabled && _tempDataSeries != null)
{
_tempDataSeries.Storyboard = AnimationHelper.ApplyOpacityAnimation(labelCanvas, _tempDataSeries, _tempDataSeries.Storyboard, animationBeginTime, 1, 0, 1);
}
stockChartCanvas.Tag = null;
// ColumnChart.CreateOrUpdatePlank(chart, seriesList[0].PlotGroup.AxisY, stockChartCanvas, depth3d, Orientation.Horizontal);
// Remove old visual and add new visual in to the existing panel
if (preExistingPanel != null)
{
visual.Children.RemoveAt(1);
visual.Children.Add(stockChartCanvas);
}
else
{
labelCanvas.SetValue(Canvas.ZIndexProperty, 1);
visual.Children.Add(labelCanvas);
visual.Children.Add(stockChartCanvas);
}
RectangleGeometry clipRectangle = new RectangleGeometry();
clipRectangle.Rect = new Rect(0, -chart.ChartArea.PLANK_DEPTH, width + chart.ChartArea.PLANK_OFFSET, height + chart.ChartArea.PLANK_DEPTH);
visual.Clip = clipRectangle;
return(visual);
}
