本文整理汇总了C#中Visifire.Charts.DataPoint.TextParser方法的典型用法代码示例。如果您正苦于以下问题:C# DataPoint.TextParser方法的具体用法?C# DataPoint.TextParser怎么用?C# DataPoint.TextParser使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Visifire.Charts.DataPoint
的用法示例。
在下文中一共展示了DataPoint.TextParser方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CreateStackedBarVisual
//.........这里部分代码省略.........
if (absoluteSum != 0)
{
if (plotGroup.AxisY.Logarithmic)
{
percentYValue = Math.Log((dataPoint.InternalYValue / absoluteSum * 100), plotGroup.AxisY.LogarithmBase);
}
else
percentYValue = (dataPoint.InternalYValue / absoluteSum * 100);
}
}
else
percentYValue = dataPoint.InternalYValue;
if (isPositive)
{
if(plotGroup.AxisY.Logarithmic)
right = ColumnChart.CalculatePositionOfDataPointForLogAxis(dataPoint, columnCanvas.Width, plotGroup, listOfDataPointsInXValue, absoluteSum);
else
right = Graphics.ValueToPixelPosition(0, columnCanvas.Width, (Double)plotGroup.AxisY.InternalAxisMinimum, (Double)plotGroup.AxisY.InternalAxisMaximum, percentYValue + prevSum);
}
else
left = Graphics.ValueToPixelPosition(0, columnCanvas.Width, (Double)plotGroup.AxisY.InternalAxisMinimum, (Double)plotGroup.AxisY.InternalAxisMaximum, percentYValue + prevSum);
Double barWidth = Math.Abs(right - left);
prevSum += percentYValue;
// barParams.Size = new Size(barWidth, finalHeight);
Faces bar;
Panel barVisual = null;
if ((dataPoint.Chart as Chart).View3D)
{
bar = ColumnChart.Get3DColumn(dataPoint, barWidth, finalHeight, depth3d, dataPoint.Color, null, null, null, (Boolean)dataPoint.LightingEnabled,
(BorderStyles)dataPoint.BorderStyle, dataPoint.BorderColor, dataPoint.BorderThickness.Left);
barVisual = bar.Visual as Panel;
barVisual.SetValue(Canvas.ZIndexProperty, GetStackedBarZIndex(chart.ChartArea.PlotAreaCanvas.Height, left, top, columnCanvas.Width, columnCanvas.Height, (dataPoint.InternalYValue > 0), PositiveOrNegativeZIndex));
dataPoint.Faces = bar;
if (!VisifireControl.IsMediaEffectsEnabled)
ColumnChart.ApplyOrRemoveShadow4XBAP(dataPoint, true, false);
}
else
{
bar = ColumnChart.Get2DColumn(dataPoint, barWidth, finalHeight, true, isTopOFStack);
barVisual = bar.Visual as Panel;
dataPoint.Faces = bar;
}
if (VisifireControl.IsMediaEffectsEnabled)
ApplyOrRemoveShadow(chart, dataPoint);
dataPoint.Faces.LabelCanvas = labelCanvas;
barVisual.SetValue(Canvas.LeftProperty, left);
barVisual.SetValue(Canvas.TopProperty, top);
columnCanvas.Children.Add(barVisual);
dataPoint.IsTopOfStack = isTopOFStack;
CreateOrUpdateMarker4HorizontalChart(dataPoint.Chart as Chart, labelCanvas, dataPoint, left, top, isPositive, depth3d);
//labelCanvas.Children.Add(CreateMarker(chart, barParams, dataPoint, left, top));
// Apply animation
if (animationEnabled)
{
if (dataPoint.Parent.Storyboard == null)
dataPoint.Parent.Storyboard = new Storyboard();
currentDataSeries = dataPoint.Parent;
// Apply animation to the data points dataSeriesIndex.e to the rectangles that form the columns
dataPoint.Parent.Storyboard = ApplyStackedBarChartAnimation(barVisual, dataPoint.Parent.Storyboard, animationBeginTime, 0.5);
}
if (isPositive)
left = right;
else
right = left;
if (isPositive)
dataPoint._visualPosition = new Point(right, top + finalHeight / 2);
else
dataPoint._visualPosition = new Point(left, top + finalHeight / 2);
dataPoint.Faces.Visual.Opacity = (Double)dataPoint.Opacity * (Double)dataPoint.Parent.Opacity;
dataPoint.AttachEvent2DataPointVisualFaces(dataPoint);
dataPoint.AttachEvent2DataPointVisualFaces(dataPoint.Parent);
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
if(!chart.IndicatorEnabled)
dataPoint.AttachToolTip(chart, dataPoint, dataPoint.Faces.Visual);
dataPoint.AttachHref(chart, dataPoint.Faces.Visual, dataPoint.Href, (HrefTargets)dataPoint.HrefTarget);
dataPoint.SetCursor2DataPointVisualFaces();
}
示例2: UpdateDataPoint
//.........这里部分代码省略.........
case VcProperties.LabelText:
//CreateMarkerAForLineDataPoint(dataPoint, width, height, ref line2dLabelCanvas, out xPosition, out yPosition);
CreateLabel4LineDataPoint(dataPoint, width, height, dataPoint.InternalYValue >= 0, xPosition, yPosition,
ref line2dLabelCanvas, true);
//marker.Text = dataPoint.TextParser(dataPoint.LabelText);
break;
case VcProperties.LegendText:
chart.InvokeRender();
break;
case VcProperties.LightingEnabled:
break;
case VcProperties.MarkerBorderColor:
if (marker == null)
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref line2dLabelCanvas, out xPosition, out yPosition);
else
{
if ((Boolean)dataPoint.MarkerEnabled)
marker.BorderColor = dataPoint.MarkerBorderColor;
}
break;
case VcProperties.MarkerBorderThickness:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref line2dLabelCanvas, out xPosition, out yPosition);
// marker.BorderThickness = dataPoint.MarkerBorderThickness.Value.Left;
break;
case VcProperties.MarkerColor:
if (marker != null && (Boolean)dataPoint.MarkerEnabled)
marker.MarkerFillColor = dataPoint.MarkerColor;
break;
case VcProperties.MarkerEnabled:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref line2dLabelCanvas, out xPosition, out yPosition);
//if((Boolean)dataPoint.MarkerEnabled)
// ShowDataPointMarker(dataPoint);
//else
// HideDataPointMarker(dataPoint);
break;
case VcProperties.MarkerScale:
case VcProperties.MarkerSize:
case VcProperties.MarkerType:
case VcProperties.ShadowEnabled:
//Double y = Graphics.ValueToPixelPosition(plotGroup.AxisY.Height, 0, plotGroup.AxisY.InternalAxisMinimum, plotGroup.AxisY.InternalAxisMaximum, dataPoint.InternalYValue);
//LineChart.GetMarkerForDataPoint(true, chart, y, dataPoint, dataPoint.InternalYValue > 0);
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref line2dLabelCanvas, out xPosition, out yPosition);
break;
case VcProperties.Opacity:
if (marker != null)
marker.Visual.Opacity = (Double)dataPoint.Opacity * (Double)dataSeries.Opacity;
break;
case VcProperties.ShowInLegend:
chart.InvokeRender();
break;
case VcProperties.ToolTipText:
case VcProperties.XValueFormatString:
case VcProperties.YValueFormatString:
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
//CreateMarkerAForLineDataPoint(dataPoint, width, height, ref line2dLabelCanvas, out xPosition, out yPosition);
CreateLabel4LineDataPoint(dataPoint, width, height, dataPoint.InternalYValue >= 0, xPosition, yPosition,
ref line2dLabelCanvas, true);
break;
case VcProperties.XValueType:
chart.InvokeRender();
break;
case VcProperties.Enabled:
if ((Boolean)dataPoint.Parent.Enabled)
UpdateDataSeries(dataPoint, VcProperties.Enabled, newValue);
break;
case VcProperties.XValue:
if (Double.IsNaN(dataPoint._oldYValue) || dataPoint.Faces == null) // Broken point of broken line
UpdateDataSeries(dataPoint.Parent, property, newValue);
else
UpdateXAndYValue(dataPoint, line2dLabelCanvas);
break;
case VcProperties.YValue:
case VcProperties.YValues:
if (Double.IsNaN(dataPoint._oldYValue) || Double.IsNaN(dataPoint.InternalYValue) || dataPoint.Faces == null) // Broken point of broken line
UpdateDataSeries(dataPoint.Parent, property, newValue);
else
{
//UpdateXAndYValue(dataPoint, ref line2dLabelCanvas);
chart.Dispatcher.BeginInvoke(new Action<DataPoint, Canvas>(UpdateXAndYValue), new object[] { dataPoint, line2dLabelCanvas });
}
break;
}
}
示例3: UpdateDataPoint
//.........这里部分代码省略.........
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 = (Double)dataSeries.Opacity * (Double)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.YValue:
case VcProperties.YValues:
if (isAxisChanged || dataPoint.InternalYValues == null)
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;
}
}
示例4: CreateOrUpdateAPointDataPoint
// Canvas bubleChartCanvas, DataPoint dataPoint, Double minimumZVal, Double maximumZVal, Double plotWidth, Double plotHeight
private static void CreateOrUpdateAPointDataPoint(Canvas pointChartCanvas, DataPoint dataPoint, Double plotAreaWidth, Double plotAreaHeight)
{
Faces dpFaces = dataPoint.Faces;
// Remove preexisting dataPoint visual and label visual
if (dpFaces != null && dpFaces.Visual != null && pointChartCanvas == dpFaces.Visual.Parent)
{
pointChartCanvas.Children.Remove(dataPoint.Faces.Visual);
//dpFaces = null;
}
dataPoint.Faces = null;
dpFaces = new Faces();
if (Double.IsNaN(dataPoint.InternalYValue) || (dataPoint.Enabled == false))
return;
Chart chart = dataPoint.Chart as Chart;
PlotGroup plotGroup = dataPoint.Parent.PlotGroup;
Double xPosition = Graphics.ValueToPixelPosition(0, plotAreaWidth, (Double)plotGroup.AxisX.InternalAxisMinimum, (Double)plotGroup.AxisX.InternalAxisMaximum, dataPoint.InternalXValue);
Double yPosition = Graphics.ValueToPixelPosition(plotAreaHeight, 0, (Double)plotGroup.AxisY.InternalAxisMinimum, (Double)plotGroup.AxisY.InternalAxisMaximum, dataPoint.InternalYValue);
Brush markerColor = dataPoint.Color;
//markerColor = (chart.View3D ? Graphics.GetLightingEnabledBrush3D(markerColor) :
// ((Boolean)dataPoint.LightingEnabled ? Graphics.GetLightingEnabledBrush(markerColor, "Linear", null) : markerColor));
markerColor = (chart.View3D ? Graphics.Get3DBrushLighting(dataPoint.Color, (Boolean)dataPoint.LightingEnabled) :
((Boolean)dataPoint.LightingEnabled ? Graphics.GetLightingEnabledBrush(markerColor, "Linear", null) : markerColor));
Size markerSize = new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize);
Boolean markerBevel = false;
String labelText = (Boolean)dataPoint.LabelEnabled ? dataPoint.TextParser(dataPoint.LabelText) : "";
Marker marker = new Marker((MarkerTypes)dataPoint.MarkerType, (Double)dataPoint.MarkerScale, markerSize, markerBevel, markerColor, labelText);
marker.Tag = new ElementData() { Element = dataPoint };
marker.ShadowEnabled = (Boolean)dataPoint.ShadowEnabled;
if (!VisifireControl.IsMediaEffectsEnabled)
marker.PixelLavelShadow = false;
else
marker.PixelLavelShadow = true;
marker.MarkerSize = new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize);
if (marker.MarkerType != MarkerTypes.Cross)
{
if (dataPoint.BorderColor != null)
marker.BorderColor = dataPoint.BorderColor;
}
else
marker.BorderColor = markerColor;
marker.BorderThickness = ((Thickness)dataPoint.MarkerBorderThickness).Left;
if (!String.IsNullOrEmpty(labelText))
{
marker.FontColor = Chart.CalculateDataPointLabelFontColor(chart, dataPoint, dataPoint.LabelFontColor, LabelStyles.OutSide);
marker.FontSize = (Double)dataPoint.LabelFontSize;
marker.FontWeight = (FontWeight)dataPoint.LabelFontWeight;
marker.FontFamily = dataPoint.LabelFontFamily;
marker.FontStyle = (FontStyle)dataPoint.LabelFontStyle;
marker.TextBackground = dataPoint.LabelBackground;
marker.TextAlignmentX = AlignmentX.Center;
marker.TextAlignmentY = AlignmentY.Center;
if (!Double.IsNaN(dataPoint.LabelAngle) && dataPoint.LabelAngle != 0)
{
marker.LabelAngle = dataPoint.LabelAngle;
marker.TextOrientation = Orientation.Vertical;
marker.TextAlignmentX = AlignmentX.Center;
marker.TextAlignmentY = AlignmentY.Center;
marker.LabelStyle = (LabelStyles)dataPoint.LabelStyle;
}
marker.CreateVisual();
if (Double.IsNaN(dataPoint.LabelAngle) || dataPoint.LabelAngle == 0)
{
if ((yPosition - marker.TextBlockSize.Height / 2) < 0)
marker.TextAlignmentY = AlignmentY.Bottom;
else if ((yPosition + marker.TextBlockSize.Height / 2) > plotAreaHeight)
marker.TextAlignmentY = AlignmentY.Top;
if ((xPosition - marker.TextBlockSize.Width / 2) < 0)
marker.TextAlignmentX = AlignmentX.Right;
else if ((xPosition + marker.TextBlockSize.Width / 2) > plotAreaWidth)
marker.TextAlignmentX = AlignmentX.Left;
}
}
//marker.LabelEnabled =(Boolean) dataPoint.LabelEnabled;
//marker.TextBackground = dataPoint.LabelBackground;
//marker.FontColor = Chart.CalculateDataPointLabelFontColor(chart, dataPoint, dataPoint.LabelFontColor, LabelStyles.OutSide);
//marker.FontSize = (Double)dataPoint.LabelFontSize;
//marker.FontWeight = (FontWeight)dataPoint.LabelFontWeight;
//.........这里部分代码省略.........
示例5: CreateLabel
/// <summary>
/// Creates a new label for a DataPoint
/// </summary>
/// <param name="dataPoint">DataPoint</param>
/// <returns>Grid</returns>
private static Canvas CreateLabel(DataPoint dataPoint)
{
TextBlock textBlock = new TextBlock()
{
FontFamily = dataPoint.LabelFontFamily,
FontSize = (Double)dataPoint.LabelFontSize,
FontStyle = (FontStyle)dataPoint.LabelFontStyle,
FontWeight = (FontWeight)dataPoint.LabelFontWeight,
Foreground = Chart.CalculateDataPointLabelFontColor((dataPoint.Chart as Chart), dataPoint, dataPoint.LabelFontColor, (LabelStyles)dataPoint.LabelStyle),
Text = dataPoint.TextParser(dataPoint.LabelText),
Tag = new ElementData() { Element = dataPoint }
};
Size textBlockSize = Graphics.CalculateVisualSize(textBlock);
if (textBlockSize.Width == 0 && textBlockSize.Width == 0)
{
textBlockSize.Width = textBlock.ActualWidth;
textBlockSize.Height = textBlock.ActualHeight;
}
Canvas visual = new Canvas() { Height = textBlockSize.Height, Width = textBlockSize.Width, Background = dataPoint.LabelBackground, Tag = new ElementData() { Element = dataPoint } };
visual.Opacity = dataPoint.InternalOpacity * dataPoint.Parent.InternalOpacity;
visual.Children.Add(textBlock);
dataPoint.LabelVisual = visual;
return visual;
}
示例6: GetMarkerForDataPoint
/// <summary>
/// Returns marker for DataPoint
/// </summary>
/// <param name="chart">Chart</param>
/// <param name="position">Marker position</param>
/// <param name="dataPoint">DataPoint</param>
/// <param name="isPositive">Whether YValue is positive or negative</param>
/// <returns>Marker</returns>
internal static Marker GetMarkerForDataPoint(Boolean reCreate, Chart chart, Double plotWidth, Double plotHeight, Double yPosition, DataPoint dataPoint, Boolean isPositive)
{
String labelText;
if (dataPoint.Parent.RenderAs == RenderAs.Spline || dataPoint.Parent.RenderAs == RenderAs.Line || dataPoint.Parent.RenderAs == RenderAs.StepLine)
labelText = "";
else
labelText = (Boolean)dataPoint.LabelEnabled ? dataPoint.TextParser(dataPoint.LabelText) : "";
Boolean markerBevel = false;
if (reCreate)
{
//Marker marker = dataPoint.Marker;
//if(marker != null && marker.Visual != null)
//{
// Panel parent = marker.Visual.Parent as Panel;
// if (parent != null)
// parent.Children.Remove(marker.Visual);
// marker.MarkerType = (MarkerTypes)dataPoint.MarkerType;
// marker.ScaleFactor = (Double)dataPoint.MarkerScale;
// marker.MarkerSize = new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize);
// marker.Bevel = false;
// marker.MarkerFillColor = dataPoint.MarkerColor;
// marker.Text = labelText;
//}
//else
{
Marker marker = dataPoint.Marker;
if (marker != null && marker.Visual != null)
{
Panel parent = marker.Visual.Parent as Panel;
if (parent != null)
parent.Children.Remove(marker.Visual);
}
dataPoint.Marker = new Marker((MarkerTypes)dataPoint.MarkerType,
(Double)dataPoint.MarkerScale,
new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize),
markerBevel,
dataPoint.MarkerColor,
labelText);
}
}
else
{
Marker marker = dataPoint.Marker;
marker.MarkerType = (MarkerTypes)dataPoint.MarkerType;
marker.ScaleFactor = (Double)dataPoint.MarkerScale;
marker.MarkerSize = new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize);
marker.Bevel = false;
marker.MarkerFillColor = dataPoint.MarkerColor;
marker.Text = labelText;
marker.TextAlignmentX = AlignmentX.Center;
marker.TextAlignmentY = AlignmentY.Center;
}
ApplyMarkerProperties(dataPoint);
if ((Boolean)dataPoint.LabelEnabled && !String.IsNullOrEmpty(labelText))
{
ApplyLabelProperties(dataPoint);
if (!Double.IsNaN(dataPoint.LabelAngle) && dataPoint.LabelAngle != 0)
{
dataPoint.Marker.LabelAngle = dataPoint.LabelAngle;
dataPoint.Marker.TextOrientation = Orientation.Vertical;
if (isPositive)
{
dataPoint.Marker.TextAlignmentX = AlignmentX.Center;
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
}
else
{
dataPoint.Marker.TextAlignmentX = AlignmentX.Center;
dataPoint.Marker.TextAlignmentY = AlignmentY.Bottom;
}
dataPoint.Marker.LabelStyle = (LabelStyles)dataPoint.LabelStyle;
}
dataPoint.Marker.CreateVisual();
if (Double.IsNaN(dataPoint.LabelAngle) || dataPoint.LabelAngle == 0)
//.........这里部分代码省略.........
示例7: CreateLabelForDataPoint
/// <summary>
/// Create labels for DataPoint
/// </summary>
/// <param name="dataPoint">DataPoint</param>
/// <returns>Border</returns>
private static Border CreateLabelForDataPoint(DataPoint dataPoint, Boolean isStreamLine, Int32 sliceIndex)
{
Title title = new Title()
{
IsNotificationEnable = false,
Chart = dataPoint.Chart,
Text = dataPoint.TextParser(dataPoint.LabelText),
InternalFontSize = (Double)dataPoint.LabelFontSize,
InternalFontColor = (isStreamLine && sliceIndex == 0) ? Chart.CalculateDataPointLabelFontColor(dataPoint.Chart as Chart, dataPoint, null, LabelStyles.OutSide) : Chart.CalculateDataPointLabelFontColor(dataPoint.Chart as Chart, dataPoint, dataPoint.LabelFontColor, (LabelStyles)dataPoint.LabelStyle),
InternalFontFamily = dataPoint.LabelFontFamily,
InternalFontStyle = (FontStyle)dataPoint.LabelFontStyle,
InternalFontWeight = (FontWeight)dataPoint.LabelFontWeight,
InternalBackground = dataPoint.LabelBackground
};
// If its a StreamLine funnel then default size of the Title should be a bit bigger
if (isStreamLine && sliceIndex == 0 && dataPoint.GetValue(DataPoint.LabelFontSizeProperty) == null && dataPoint.Parent.GetValue(DataPoint.LabelFontSizeProperty) == null)
{
title.InternalFontSize = 11.5;
}
title.CreateVisualObject(new ElementData() { Element = dataPoint });
if (!(Boolean)dataPoint.LabelEnabled)
title.Visual.Visibility = Visibility.Collapsed;
return title.Visual;
}
示例8: CreateColumnDataPointVisual
//.........这里部分代码省略.........
}
else
{
bottom = Graphics.ValueToPixelPosition(parentCanvas.Height, 0, (Double)plotGroup.AxisY.InternalAxisMinimum, (Double)plotGroup.AxisY.InternalAxisMaximum, Double.IsNaN(dataPoint.InternalYValue) ? 0 : dataPoint.InternalYValue);
top = Graphics.ValueToPixelPosition(parentCanvas.Height, 0, (Double)plotGroup.AxisY.InternalAxisMinimum, (Double)plotGroup.AxisY.InternalAxisMaximum, limitingYValue);
if (plotGroup.AxisY.AxisMinimum != null && limitingYValue>0 && dataPoint.InternalYValue < limitingYValue && chart.View3D)
{
top = bottom = bottom + 100;
}
}
columnHeight = Math.Abs(top - bottom);
if(columnHeight < dataPoint.Parent.MinPointHeight)
{
if (dataPoint.InternalYValue == 0)
{
if (plotGroup.AxisY.InternalAxisMaximum <= 0)
bottom += (dataPoint.Parent.MinPointHeight - columnHeight);
else
top -= (dataPoint.Parent.MinPointHeight - columnHeight);
}
else if (isPositive)
top -= (dataPoint.Parent.MinPointHeight - columnHeight);
else
bottom += (dataPoint.Parent.MinPointHeight - columnHeight);
columnHeight = dataPoint.Parent.MinPointHeight;
}
columnVisualSize = new Size(widthOfAcolumn, columnHeight);
Faces columnFaces = null;
Panel columnVisual = null;
if (chart.View3D)
{
columnFaces = Get3DColumn(dataPoint, widthOfAcolumn, columnHeight, depth3D, dataPoint.Color, null, null, null, (Boolean)dataPoint.LightingEnabled,
(BorderStyles)dataPoint.BorderStyle, dataPoint.BorderColor, dataPoint.BorderThickness.Left);
columnVisual = columnFaces.Visual as Panel;
columnVisual.SetValue(Canvas.ZIndexProperty, GetColumnZIndex(left, top, (dataPoint.InternalYValue > 0)));
dataPoint.Faces = columnFaces;
if (!VisifireControl.IsMediaEffectsEnabled)
ColumnChart.ApplyOrRemoveShadow4XBAP(dataPoint, false, false);
}
else
{
columnFaces = Get2DColumn(dataPoint, widthOfAcolumn, columnHeight, false, false);
columnVisual = columnFaces.Visual as Panel;
}
dataPoint.Faces = columnFaces;
if (VisifireControl.IsMediaEffectsEnabled)
ColumnChart.ApplyOrRemoveShadow(chart, dataPoint);
columnVisual.SetValue(Canvas.LeftProperty, left);
columnVisual.SetValue(Canvas.TopProperty, top);
parentCanvas.Children.Add(columnVisual);
dataPoint.IsTopOfStack = true;
CreateOrUpdateMarker4VerticalChart(dataPoint, labelCanvas, columnVisualSize, left, top);
if(isPositive)
dataPoint._visualPosition = new Point(left + columnVisualSize.Width / 2, top);
else
dataPoint._visualPosition = new Point(left + columnVisualSize.Width / 2, bottom);
// Apply animation
if (animationEnabled)
{
if (dataPoint.Parent.Storyboard == null)
dataPoint.Parent.Storyboard = new Storyboard();
currentDataSeries = dataPoint.Parent;
//dataPoint.Parent.Storyboard.Stop();
// Apply animation to the data points dataSeriesIndex.e to the rectangles that form the columns
dataPoint.Parent.Storyboard = ApplyColumnChartAnimation(currentDataSeries, columnVisual, dataPoint.Parent.Storyboard, isPositive, 1, new Double[] { 0, 1 }, new Double[] { 0, 1 }, dataPoint.Parent.RenderAs);
}
dataPoint.Faces.Visual.Opacity = (Double)dataPoint.Opacity * (Double)dataPoint.Parent.Opacity;
dataPoint.AttachEvent2DataPointVisualFaces(dataPoint);
dataPoint.AttachEvent2DataPointVisualFaces(dataPoint.Parent);
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
if(!chart.IndicatorEnabled)
dataPoint.AttachToolTip(chart, dataPoint, dataPoint.Faces.Visual);
//dataPoint.AttachToolTip(chart, dataPoint, dataPoint.Faces.VisualComponents);
dataPoint.AttachHref(chart, dataPoint.Faces.Visual, dataPoint.Href, (HrefTargets)dataPoint.HrefTarget);
//dataPoint.AttachHref(chart, dataPoint.Faces.VisualComponents, dataPoint.Href, (HrefTargets)dataPoint.HrefTarget);
dataPoint.SetCursor2DataPointVisualFaces();
chart._toolTip.Hide();
}
示例9: CreateLabel
/// <summary>
/// Returns label for DataPoint
/// </summary>
/// <param name="chart"></param>
/// <param name="columnParams"></param>
/// <param name="dataPoint"></param>
/// <param name="canvasLeft"></param>
/// <param name="canvasTop"></param>
/// <returns></returns>
private static void CreateLabel(Chart chart, Size columnVisualSize, Boolean isPositive, Boolean isTopOfStack, DataPoint dataPoint, Double canvasLeft, Double canvasTop, ref Canvas labelCanvas)
{
if (dataPoint.Faces == null)
return;
if ((Boolean)dataPoint.LabelEnabled && !String.IsNullOrEmpty(dataPoint.LabelText))
{
LabelStyles autoLabelStyle = (LabelStyles)dataPoint.LabelStyle;
if (isPositive || dataPoint.YValue == 0)
isPositive = true;
// Calculate proper position for Canvas top
if (isPositive)
canvasTop -= 6;
else
canvasTop -= 8;
Double angle = 0;
Title tb = new Title()
{
Text = dataPoint.TextParser(dataPoint.LabelText),
InternalFontFamily = dataPoint.LabelFontFamily,
InternalFontSize = dataPoint.LabelFontSize.Value,
InternalFontWeight = (FontWeight)dataPoint.LabelFontWeight,
InternalFontStyle = (FontStyle)dataPoint.LabelFontStyle,
InternalBackground = dataPoint.LabelBackground,
InternalFontColor = Chart.CalculateDataPointLabelFontColor(dataPoint.Chart as Chart, dataPoint, dataPoint.LabelFontColor, autoLabelStyle),
Padding = new Thickness(0.1, 0.1, 0.1, 0.1),
Tag = new ElementData() { Element = dataPoint }
};
tb.CreateVisualObject(new ElementData() { Element = dataPoint });
Double labelLeft = 0;
Double labelTop = 0;
Double outsideGap = 4;
Double insideGap = 6;
if (Double.IsNaN(dataPoint.LabelAngle) || dataPoint.LabelAngle == 0)
{
Boolean isVertical = false;
if (columnVisualSize.Width < tb.TextBlockDesiredSize.Width)
{
tb.Visual.RenderTransformOrigin = new Point(0, 0.5);
tb.Visual.RenderTransform = new RotateTransform()
{
CenterX = 0,
CenterY = 0,
Angle = -90
};
isVertical = true;
}
else
isVertical = false;
if (!dataPoint.IsLabelStyleSet && !dataPoint.Parent.IsLabelStyleSet && !isTopOfStack && dataPoint.Parent.RenderAs != RenderAs.Column)
{
autoLabelStyle = LabelStyles.Inside;
}
if (dataPoint.Parent.RenderAs == RenderAs.StackedColumn100 && chart.View3D
&& isTopOfStack)
{
if (!dataPoint.IsLabelStyleSet && !dataPoint.Parent.IsLabelStyleSet && !isVertical && tb.TextBlockDesiredSize.Height >= columnVisualSize.Height)
autoLabelStyle = LabelStyles.OutSide;
}
CalculateAutoPlacement(chart.View3D, dataPoint, columnVisualSize, isPositive, autoLabelStyle, ref labelLeft, ref labelTop, ref angle,
canvasLeft, canvasTop, isVertical, insideGap, outsideGap, tb, isTopOfStack);
tb.Visual.SetValue(Canvas.LeftProperty, labelLeft);
tb.Visual.SetValue(Canvas.TopProperty, labelTop);
tb.Visual.RenderTransformOrigin = new Point(0, 0.5);
tb.Visual.RenderTransform = new RotateTransform()
{
CenterX = 0,
CenterY = 0,
Angle = angle
};
Double depth3D = chart.ChartArea.PLANK_DEPTH / chart.PlotDetails.Layer3DCount * (chart.View3D ? 1 : 0);
if (!dataPoint.IsLabelStyleSet && !dataPoint.Parent.IsLabelStyleSet)
{
if (isPositive)
{
if (isVertical)
//.........这里部分代码省略.........
示例10: GetMarkerForDataPoint
/// <summary>
/// Get Marker for DataPoint
/// </summary>
/// <param name="chart">Chart</param>
/// <param name="dataPoint">DataPoint</param>
/// <param name="position">position of the marker</param>
/// <param name="isPositive">Whether DataPoint Value is positive or negative</param>
/// <returns>Marker</returns>
internal static Marker GetMarkerForDataPoint(Chart chart, Double height, Boolean isTopOfStack, DataPoint dataPoint, Double position, bool isPositive)
{
if ((Boolean)dataPoint.MarkerEnabled || (Boolean)dataPoint.LabelEnabled)
{
Size markerSize = (Boolean)dataPoint.MarkerEnabled ? new Size((Double)dataPoint.MarkerSize, (Double)dataPoint.MarkerSize) : new Size(0, 0);
String labelText = (Boolean)dataPoint.LabelEnabled ? dataPoint.TextParser(dataPoint.LabelText) : "";
dataPoint.Marker = CreateNewMarker(chart, dataPoint, markerSize, labelText);
if (true && !String.IsNullOrEmpty(labelText))
{
if (!Double.IsNaN(dataPoint.LabelAngle) && dataPoint.LabelAngle != 0)
{
dataPoint.Marker.LabelAngle = dataPoint.LabelAngle;
dataPoint.Marker.TextOrientation = Orientation.Vertical;
if (isPositive)
{
dataPoint.Marker.TextAlignmentX = AlignmentX.Center;
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
}
else
{
dataPoint.Marker.TextAlignmentX = AlignmentX.Center;
dataPoint.Marker.TextAlignmentY = AlignmentY.Bottom;
}
dataPoint.Marker.LabelStyle = (LabelStyles)dataPoint.LabelStyle;
}
dataPoint.Marker.CreateVisual();
if (Double.IsNaN(dataPoint.LabelAngle) || dataPoint.LabelAngle == 0)
{
dataPoint.Marker.TextAlignmentX = AlignmentX.Center;
if (isPositive)
{
if (dataPoint.LabelStyle == LabelStyles.OutSide && !dataPoint.IsLabelStyleSet && !dataPoint.Parent.IsLabelStyleSet)
{
if (!isTopOfStack)
{
if (position + dataPoint.Marker.TextBlockSize.Height > height)
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
else
dataPoint.Marker.TextAlignmentY = AlignmentY.Bottom;
}
else
{
//if (position < dataPoint.Marker.MarkerActualSize.Height || dataPoint.LabelStyle == LabelStyles.Inside)
if (position - dataPoint.Marker.MarkerActualSize.Height - dataPoint.Marker.MarkerSize.Height / 2 < 0 || dataPoint.LabelStyle == LabelStyles.Inside)
dataPoint.Marker.TextAlignmentY = AlignmentY.Bottom;
else
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
}
}
else if (dataPoint.LabelStyle == LabelStyles.OutSide)
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
else
dataPoint.Marker.TextAlignmentY = AlignmentY.Bottom;
}
else
{
if (dataPoint.LabelStyle == LabelStyles.OutSide && !dataPoint.IsLabelStyleSet && !dataPoint.Parent.IsLabelStyleSet)
{
if (!isTopOfStack)
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
else
{
if (position + dataPoint.Marker.MarkerActualSize.Height + dataPoint.Marker.MarkerSize.Height / 2 > chart.PlotArea.BorderElement.Height || dataPoint.LabelStyle == LabelStyles.Inside)
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
else
dataPoint.Marker.TextAlignmentY = AlignmentY.Bottom;
}
}
else if (dataPoint.LabelStyle == LabelStyles.OutSide)
dataPoint.Marker.TextAlignmentY = AlignmentY.Bottom;
else
dataPoint.Marker.TextAlignmentY = AlignmentY.Top;
}
}
}
dataPoint.Marker.CreateVisual();
return dataPoint.Marker;
}
return null;
}
示例11: CreateOrUpdateAStockDataPoint
internal static void CreateOrUpdateAStockDataPoint(DataPoint dataPoint, Canvas stockChartCanvas, Canvas labelCanvas, Double canvasWidth, Double canvasHeight, Double dataPointWidth)
{
Faces dpFaces = dataPoint.Faces;
// Remove preexisting dataPoint visual and label visual
if (dpFaces != null && dpFaces.Visual != null && stockChartCanvas == dpFaces.Visual.Parent)
{
stockChartCanvas.Children.Remove(dataPoint.Faces.Visual);
}
// Remove preexisting label visual
if (dataPoint.LabelVisual != null && dataPoint.LabelVisual.Parent == labelCanvas)
{
labelCanvas.Children.Remove(dataPoint.LabelVisual);
}
dataPoint.Faces = null;
if (dataPoint.YValues == null || dataPoint.Enabled == false)
return;
// Initialize DataPoint faces
dataPoint.Faces = new Faces();
// Creating ElementData for Tag
ElementData tagElement = new ElementData() { Element = dataPoint };
// Create DataPoint Visual
Canvas dataPointVisual = new Canvas(); // Create DataPoint Visual
Line highLow = new Line(){ Tag = tagElement }; // Create High and Low Line
Line closeLine = new Line(){ Tag = tagElement }; // Create Close Line
Line openLine = new Line() { Tag = tagElement }; // Create Close Line
dataPoint.Faces.Visual = dataPointVisual;
// Add VisualComponents
dataPoint.Faces.VisualComponents.Add(highLow);
dataPoint.Faces.VisualComponents.Add(openLine);
dataPoint.Faces.VisualComponents.Add(closeLine);
// Add Border elements
dataPoint.Faces.BorderElements.Add(highLow);
dataPoint.Faces.BorderElements.Add(openLine);
dataPoint.Faces.BorderElements.Add(closeLine);
dataPoint.Faces.Visual = dataPointVisual;
stockChartCanvas.Children.Add(dataPointVisual);
UpdateYValueAndXValuePosition(dataPoint, canvasWidth, canvasHeight, dataPointWidth);
ApplyBorderProperties(dataPoint, highLow, openLine, closeLine, dataPointWidth);
ApplyOrUpdateColorForAStockDp(dataPoint, highLow, openLine, closeLine);
// Add VisualComponents to visual
dataPointVisual.Children.Add(highLow);
dataPointVisual.Children.Add(openLine);
dataPointVisual.Children.Add(closeLine);
// Attach tooltip, events, href etc
dataPointVisual.Opacity = dataPoint.Parent.Opacity * dataPoint.Opacity;
Chart chart = dataPoint.Chart as Chart;
dataPoint.SetCursor2DataPointVisualFaces();
dataPoint.AttachEvent2DataPointVisualFaces(dataPoint);
dataPoint.AttachEvent2DataPointVisualFaces(dataPoint.Parent);
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
dataPoint.AttachToolTip(chart, dataPoint, dataPoint.Faces.VisualComponents);
dataPoint.AttachHref(chart, dataPoint.Faces.VisualComponents, dataPoint.Href, (HrefTargets)dataPoint.HrefTarget);
}
示例12: UpdateDataPoint
//.........这里部分代码省略.........
break;
case VcProperties.LabelFontWeight:
marker.FontWeight = (FontWeight)dataPoint.LabelFontWeight;
break;
case VcProperties.LabelStyle:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
break;
case VcProperties.LabelText:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
//marker.Text = dataPoint.TextParser(dataPoint.LabelText);
break;
case VcProperties.LabelAngle:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
//marker.Text = dataPoint.TextParser(dataPoint.LabelText);
break;
case VcProperties.LegendText:
chart.InvokeRender();
break;
case VcProperties.MarkerBorderColor:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
//marker.BorderColor = dataPoint.MarkerBorderColor;
break;
case VcProperties.MarkerBorderThickness:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
//marker.BorderThickness = dataPoint.MarkerBorderThickness.Value.Left;
break;
case VcProperties.MarkerColor:
if(marker != null && (Boolean) dataPoint.MarkerEnabled)
marker.MarkerFillColor = dataPoint.MarkerColor;
break;
case VcProperties.MarkerEnabled:
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
// if((Boolean)dataPoint.MarkerEnabled)
// ShowDataPointMarker(dataPoint);
// else
// HideDataPointMarker(dataPoint);
break;
case VcProperties.MarkerScale:
case VcProperties.MarkerSize:
case VcProperties.MarkerType:
case VcProperties.ShadowEnabled:
// Double y = Graphics.ValueToPixelPosition(plotGroup.AxisY.Height, 0, plotGroup.AxisY.InternalAxisMinimum, plotGroup.AxisY.InternalAxisMaximum, dataPoint.InternalYValue);
// LineChart.GetMarkerForDataPoint(true, chart, y, dataPoint, dataPoint.InternalYValue > 0);
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
break;
case VcProperties.ShowInLegend:
chart.InvokeRender();
break;
case VcProperties.ToolTipText:
case VcProperties.XValueFormatString:
case VcProperties.YValueFormatString:
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
LineChart.CreateMarkerAForLineDataPoint(dataPoint, width, height, ref labelCanvas, out xPosition, out yPosition);
break;
case VcProperties.XValueType:
chart.InvokeRender();
break;
case VcProperties.Enabled:
UpdateDataSeries(dataSeries, property, newValue);
break;
case VcProperties.XValue:
UpdateDataSeries(dataSeries, property, newValue);
break;
case VcProperties.YValue:
if (isAxisChanged || dataPoint._oldYValue > 0 && dataPoint.InternalYValue < 0 || dataPoint._oldYValue < 0 && dataPoint.InternalYValue > 0)
UpdateDataSeries(dataSeries, property, newValue);
else
{
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
UpdateVisualForYValue4AreaChart(chart, dataPoint, isAxisChanged);
//chart.Dispatcher.BeginInvoke(new Action<Chart, DataPoint, Boolean>(UpdateVisualForYValue4AreaChart), new object[] { chart, dataPoint, isAxisChanged});
}
chart._toolTip.Hide();
// chart.Dispatcher.BeginInvoke(new Action<DataPoint>(UpdateXAndYValue), new object[]{dataPoint});
break;
}
}
示例13: UpdateXAndYValue
//.........这里部分代码省略.........
Storyboard.SetTargetProperty(da, new PropertyPath("(Canvas.Top)"));
Storyboard.SetTargetName(da, (String)marker.GetValue(FrameworkElement.NameProperty));
storyBorad.Children.Add(da);
}
#endregion
#region Attach Animation with Label
FrameworkElement label = dataPoint.LabelVisual;
if (label != null)
{
// Animation for (Canvas.Top) property
DoubleAnimation da = new DoubleAnimation()
{
From = dataPoint._oldLabelPosition.X,
To = newLabelPosition.X,
Duration = new Duration(new TimeSpan(0, 0, 1)),
SpeedRatio = 2
};
Storyboard.SetTarget(da, label);
Storyboard.SetTargetProperty(da, new PropertyPath("(Canvas.Left)"));
Storyboard.SetTargetName(da, (String)label.GetValue(FrameworkElement.NameProperty));
storyBorad.Children.Add(da);
// Animation for (Canvas.Top) property
da = new DoubleAnimation()
{
From = dataPoint._oldLabelPosition.Y,
To = newLabelPosition.Y,
Duration = new Duration(new TimeSpan(0, 0, 1)),
SpeedRatio = 2
};
Storyboard.SetTarget(da, label);
Storyboard.SetTargetProperty(da, new PropertyPath("(Canvas.Top)"));
Storyboard.SetTargetName(da, (String)label.GetValue(FrameworkElement.NameProperty));
storyBorad.Children.Add(da);
}
#endregion
dataPoint.Storyboard = storyBorad;
#if WPF
if (lineSeg != null)
(target as LineSegment).BeginAnimation(LineSegment.PointProperty, pointAnimation);
else
(target as PathFigure).BeginAnimation(PathFigure.StartPointProperty, pointAnimation);
#endif
// Start the animation
storyBorad.Begin();
}
//chart.ChartArea.ChartVisualCanvas.Background = new SolidColorBrush(Colors.Blue);
dataSeries.Faces.Visual.Width = chart.ChartArea.ChartVisualCanvas.Width;
dataSeries.Faces.Visual.Height = chart.ChartArea.ChartVisualCanvas.Height;
dataSeries.Faces.LabelCanvas.Width = chart.ChartArea.ChartVisualCanvas.Width;
dataSeries.Faces.LabelCanvas.Height = chart.ChartArea.ChartVisualCanvas.Height;
// Update ToolTip Text
dataPoint._parsedToolTipText = dataPoint.TextParser(dataPoint.ToolTipText);
if(dataSeries._movingMarker != null)
dataSeries._movingMarker.Visibility = Visibility.Collapsed;
chart._toolTip.Hide();
if (dataSeries.Faces != null)
{
RectangleGeometry clipRectangle = new RectangleGeometry();
Double depth3d = chart.ChartArea.PLANK_DEPTH / (chart.PlotDetails.Layer3DCount == 0 ? 1 : chart.PlotDetails.Layer3DCount) * (chart.View3D ? 1 : 0);
Double clipLeft = 0;
Double clipTop = -depth3d - 4;
Double clipWidth = width + depth3d;
Double clipHeight = height + depth3d + chart.ChartArea.PLANK_THICKNESS + 10;
AreaChart.GetClipCoordinates(chart, ref clipLeft, ref clipTop, ref clipWidth, ref clipHeight, dataSeries.PlotGroup.MinimumX, dataSeries.PlotGroup.MaximumX);
clipRectangle.Rect = new Rect(clipLeft, clipTop, clipWidth, clipHeight);
if (dataSeries.Faces.LabelCanvas != null && dataSeries.Faces.LabelCanvas.Parent != null)
(dataSeries.Faces.LabelCanvas.Parent as Canvas).Clip = clipRectangle;
clipRectangle = new RectangleGeometry();
clipRectangle.Rect = new Rect(0, -depth3d - 4, width + depth3d, height + chart.ChartArea.PLANK_DEPTH + chart.ChartArea.PLANK_THICKNESS + 10);
if (dataSeries.Faces.Visual != null)
(dataSeries.Faces.Visual.Parent as Canvas).Clip = clipRectangle;
}
}
示例14: CreateLabelForDataPoint
/// <summary>
/// Create labels for DataPoint
/// </summary>
/// <param name="dataPoint">DataPoint</param>
/// <returns>Border</returns>
private static Border CreateLabelForDataPoint(DataPoint dataPoint, Int32 sliceIndex)
{
Title title = new Title()
{
IsNotificationEnable = false,
Chart = dataPoint.Chart,
Text = dataPoint.TextParser(dataPoint.LabelText),
InternalFontSize = (Double)dataPoint.LabelFontSize,
InternalFontColor = Chart.CalculateDataPointLabelFontColor(dataPoint.Chart as Chart, dataPoint, dataPoint.LabelFontColor, (LabelStyles)dataPoint.LabelStyle),
InternalFontFamily = dataPoint.LabelFontFamily,
InternalFontStyle = (FontStyle)dataPoint.LabelFontStyle,
InternalFontWeight = (FontWeight)dataPoint.LabelFontWeight,
InternalBackground = dataPoint.LabelBackground
};
title.CreateVisualObject(new ElementData() { Element = dataPoint });
if (!(Boolean)dataPoint.LabelEnabled)
title.Visual.Visibility = Visibility.Collapsed;
return title.Visual;
}
示例15: CreateLabel
/// <summary>
/// Returns label for DataPoint
/// </summary>
/// <param name="chart"></param>
/// <param name="barParams"></param>
/// <param name="dataPoint"></param>
/// <param name="canvasLeft"></param>
/// <param name="canvasTop"></param>
/// <param name="canvasRight"></param>
/// <returns></returns>
private static void CreateLabel(Chart chart, Size barVisualSize, Boolean isPositive, Boolean isTopOfStack, DataPoint dataPoint,
Double canvasLeft, Double canvasTop, Double canvasRight, Canvas labelCanvas)
{
if (dataPoint.Faces == null)
return;
LabelStyles autoLabelStyle = (LabelStyles)dataPoint.LabelStyle;
if (isPositive || dataPoint.YValue == 0)
isPositive = true;
// Calculate proper position for Canvas top
canvasTop -= 7;
Double angle = 0;
if ((Boolean)dataPoint.LabelEnabled && !String.IsNullOrEmpty(dataPoint.LabelText))
{
Title tb = new Title()
{
Text = dataPoint.TextParser(dataPoint.LabelText),
InternalFontFamily = dataPoint.LabelFontFamily,
InternalFontSize = dataPoint.LabelFontSize.Value,
InternalFontWeight = (FontWeight)dataPoint.LabelFontWeight,
InternalFontStyle = (FontStyle)dataPoint.LabelFontStyle,
InternalBackground = dataPoint.LabelBackground,
InternalFontColor = Chart.CalculateDataPointLabelFontColor(dataPoint.Chart as Chart, dataPoint, dataPoint.LabelFontColor, autoLabelStyle),
Tag = new ElementData() { Element = dataPoint }
};
tb.CreateVisualObject(new ElementData() { Element = dataPoint });
Double labelTop = 0;
Double labelLeft = 0;
Double outsideGap = (chart.View3D ? 5 : 3);
Double insideGap = (chart.View3D ? 4 : 3);
if (Double.IsNaN(dataPoint.LabelAngle) || dataPoint.LabelAngle == 0)
{
Boolean isVertical = false;
if (!dataPoint.IsLabelStyleSet && !dataPoint.Parent.IsLabelStyleSet && !isTopOfStack && dataPoint.Parent.RenderAs != RenderAs.Bar)
{
autoLabelStyle = LabelStyles.Inside;
}
CalculateAutoPlacement(chart.View3D, dataPoint, barVisualSize, isPositive, autoLabelStyle, ref labelLeft, ref labelTop, ref angle,
canvasLeft, canvasTop, canvasRight, isVertical, insideGap, outsideGap, tb);
tb.Visual.SetValue(Canvas.LeftProperty, labelLeft);
tb.Visual.SetValue(Canvas.TopProperty, labelTop);
tb.Visual.RenderTransformOrigin = new Point(0, 0.5);
tb.Visual.RenderTransform = new RotateTransform()
{
CenterX = 0,
CenterY = 0,
Angle = angle
};
if (!dataPoint.IsLabelStyleSet && !dataPoint.Parent.IsLabelStyleSet)
{
if (isPositive)
{
if (labelLeft + tb.TextBlockDesiredSize.Width > chart.PlotArea.BorderElement.Width)
autoLabelStyle = LabelStyles.Inside;
}
else
{
if (labelLeft < 0)
autoLabelStyle = LabelStyles.Inside;
}
}
if (autoLabelStyle != dataPoint.LabelStyle)
{
CalculateAutoPlacement(chart.View3D, dataPoint, barVisualSize, isPositive, autoLabelStyle, ref labelLeft, ref labelTop, ref angle,
canvasLeft, canvasTop, canvasRight, isVertical, insideGap, outsideGap, tb);
tb.Visual.SetValue(Canvas.LeftProperty, labelLeft);
tb.Visual.SetValue(Canvas.TopProperty, labelTop);
}
if (chart.SmartLabelEnabled)
{
if (dataPoint.Parent.RenderAs == RenderAs.StackedBar || dataPoint.Parent.RenderAs == RenderAs.StackedBar100)
{
if (!isVertical)
//.........这里部分代码省略.........