/// <summary>
/// Initializes a new instance of the <see cref="MultiLevelLabelsPanel"/> class.
/// </summary>
/// <param name="panel">The Panel</param>
public MultiLevelLabelsPanel(Panel panel)
{
labelsPanel = panel;
textBlockRecycler = new UIElementsRecycler <TextBlock>(panel);
polylineRecycler = new UIElementsRecycler <Polyline>(panel);
borderRecycler = new UIElementsRecycler <Border>(panel);
}
/// <summary>
/// Updates the gridlines.
/// </summary>
/// <param name="axis">The Relevant Axis</param>
/// <param name="linesRecycler">The Line Recycler</param>
/// <param name="requiredLinescount">The Required Lines Count</param>
/// <param name="isMajor">Check For Marjor Axis</param>
/// <param name="checkOrginFlag">Check For Origin Flag</param>
private static void UpdateGridlines(ChartAxis axis, UIElementsRecycler <Line> linesRecycler, int requiredLinescount, bool isMajor, bool checkOrginFlag)
{
if (linesRecycler == null || axis == null)
{
return;
}
foreach (var line in linesRecycler)
{
line.ClearValue(FrameworkElement.StyleProperty);
}
int totalLinesCount = requiredLinescount;
if (axis.ShowOrigin && checkOrginFlag)
{
totalLinesCount += 1;
}
if (!linesRecycler.BindingProvider.Keys.Contains(FrameworkElement.StyleProperty))
{
linesRecycler.BindingProvider.Add(FrameworkElement.StyleProperty, GetGridLineBinding(axis, isMajor));
}
if (linesRecycler.Count > 0)
{
foreach (var line in linesRecycler)
{
line.SetBinding(FrameworkElement.StyleProperty, GetGridLineBinding(axis, isMajor));
}
}
linesRecycler.GenerateElements(totalLinesCount);
var rangeStyles = axis.RangeStyles;
if (rangeStyles != null && rangeStyles.Count > 0)
{
var values = !isMajor ? axis.SmallTickPoints :
(from label in axis.VisibleLabels select label.Position).ToList();
for (int i = 0; i < values.Count; i++)
{
foreach (var chartAxisRangeStyle in rangeStyles)
{
var range = chartAxisRangeStyle.Range;
var style = isMajor ? chartAxisRangeStyle.MajorGridLineStyle : chartAxisRangeStyle.MinorGridLineStyle;
if (range.Start <= values[i] && range.End >= values[i] && style != null)
{
linesRecycler[i].SetBinding(FrameworkElement.StyleProperty, GetGridLineBinding(chartAxisRangeStyle, isMajor));
break;
}
}
}
}
//StrokeDashArray applied only for the first line element when it is applied through style.
//It is bug in the framework.
//And hence manually setting stroke dash array for each and every grid line.
ChartExtensionUtils.SetStrokeDashArray(linesRecycler);
}
/// <summary>
/// Initializes a new instance of the <see cref="ChartCartesianGridLinesPanel"/> class.
/// </summary>
/// <param name="panel">The Panel</param>
/// <exception cref="ArgumentNullException"><see cref="ArgumentNullException"/> may be thrown</exception>
public ChartCartesianGridLinesPanel(Panel panel)
{
// if (panel == null)
// throw new ArgumentNullException();
this.panel = panel;
stripLines = new UIElementsRecycler <Border>(this.panel);
xOriginLine = new Line();
yOriginLine = new Line();
}
/// <summary>
/// Initializes a new instance of the <see cref="ChartCartesianAxisElementsPanel"/> class.
/// </summary>
/// <param name="panel">The Panel</param>
public ChartCartesianAxisElementsPanel(Panel panel)
{
this.labelsPanels = panel;
MainAxisLine = new Line();
if (panel != null)
{
panel.Children.Add(MainAxisLine);
}
majorTicksRecycler = new UIElementsRecycler <Line>(panel);
minorTicksRecycler = new UIElementsRecycler <Line>(panel);
}
/// <summary>
/// Initializes a new instance of the <see cref="ChartCircularAxisPanel"/> class.
/// </summary>
/// <param name="panel">The Required Panel</param>
public ChartCircularAxisPanel(Panel panel)
{
if (panel == null)
{
throw new ArgumentNullException();
}
this.panel = panel;
lineRecycler = new UIElementsRecycler <Line>(panel);
contentControlRecycler = new UIElementsRecycler <ContentControl>(panel);
}
/// <summary>
/// Updates the tick lines.
/// </summary>
/// <param name="linescount">The Tick Lines Count</param>
/// <param name="lineRecycler">The Tick Lines Recycler</param>
/// <param name="lineStylePath">The Tick Lines Style</param>
private void UpdateTicks(int linescount, UIElementsRecycler <Line> lineRecycler, String lineStylePath)
{
int linesCount = linescount;
foreach (var line in lineRecycler)
{
line.ClearValue(FrameworkElement.StyleProperty);
}
if (!lineRecycler.BindingProvider.Keys.Contains(Line.StyleProperty))
{
lineRecycler.BindingProvider.Add(Line.StyleProperty, GetTickLineBinding(Axis, lineStylePath));
lineRecycler.BindingProvider.Add(Line.VisibilityProperty, GetTickLineBinding(Axis, "Visibility"));
}
if (lineRecycler.Count > 0)
{
foreach (var line in lineRecycler)
{
line.SetBinding(FrameworkElement.StyleProperty, GetTickLineBinding(Axis, lineStylePath));
line.SetBinding(Line.VisibilityProperty, GetTickLineBinding(Axis, "Visibility"));
}
}
lineRecycler.GenerateElements(linesCount);
var rangeStyles = axis.RangeStyles;
if (rangeStyles != null && rangeStyles.Count > 0)
{
var values = !lineStylePath.Equals("MajorTickLineStyle") ? axis.SmallTickPoints :
(from label in axis.VisibleLabels select label.Position).ToList();
for (int i = 0; i < values.Count; i++)
{
foreach (var chartAxisRangeStyle in rangeStyles)
{
var range = chartAxisRangeStyle.Range;
var style = lineStylePath.Equals("MajorTickLineStyle") ? chartAxisRangeStyle.MajorTickLineStyle : chartAxisRangeStyle.MinorTickLineStyle;
if (range.Start <= values[i] && range.End >= values[i] && style != null)
{
lineRecycler[i].SetBinding(FrameworkElement.StyleProperty, GetTickLineBinding(chartAxisRangeStyle, lineStylePath));
lineRecycler[i].SetBinding(Line.VisibilityProperty, GetTickLineBinding(axis, "Visibility"));
break;
}
}
}
}
}
internal void Dispose()
{
axis = null;
if (majorTicksRecycler != null && majorTicksRecycler.Count > 0)
{
majorTicksRecycler.Clear();
majorTicksRecycler = null;
}
if (minorTicksRecycler != null && minorTicksRecycler.Count > 0)
{
minorTicksRecycler.Clear();
minorTicksRecycler = null;
}
}
//StrokeDashArray applied only for the first line element when it is applied through style.
//It is bug in the framework.
//And hence manually setting stroke dash array for each and every line.
public static void SetStrokeDashArray(UIElementsRecycler <Line> lineRecycler)
{
if (lineRecycler.Count > 0)
{
DoubleCollection collection = lineRecycler[0].StrokeDashArray;
if (collection != null && collection.Count > 0)
{
foreach (Line line in lineRecycler)
{
DoubleCollection doubleCollection = new DoubleCollection();
foreach (double value in collection)
{
doubleCollection.Add(value);
}
line.StrokeDashArray = doubleCollection;
}
}
}
}
/// <summary>
/// Renders the tick lines.
/// </summary>
/// <param name="finalSize">The Final Size</param>
/// <param name="linesRecycler">The Line Recycler</param>
/// <param name="orientation">The Orientation</param>
/// <param name="tickSize">The Tick Size</param>
/// <param name="tickPosition">The Tick Postion</param>
/// <param name="Values">The Values</param>
private void RenderTicks(
Size finalSize,
UIElementsRecycler <Line> linesRecycler,
Orientation orientation,
double tickSize,
AxisElementPosition tickPosition,
double[] Values)
{
int labelsCount = Values.Length;
int linesCount = linesRecycler.Count;
double width = finalSize.Width;
double height = finalSize.Height;
for (int i = 0; i < labelsCount; i++)
{
if (i < linesCount)
{
double x1 = 0, y1 = 0, x2 = 0, y2 = 0;
Line line = linesRecycler[i];
double value = this.Axis.ValueToCoefficientCalc(Values[i]);
value = double.IsNaN(value) ? 0 : value;
if (orientation == Orientation.Horizontal)
{
x1 = x2 = Axis.ActualPlotOffset + Math.Round((this.Axis.RenderedRect.Width * value));
}
else
{
y1 = y2 = (Axis.ActualPlotOffset + Math.Round(this.Axis.RenderedRect.Height * (1 - value)) + 0.5);
}
CalculatePosition(tickPosition, tickSize, width, height, ref x1, ref y1, ref x2, ref y2);
line.X1 = x1;
line.X2 = x2;
line.Y1 = y1;
line.Y2 = y2;
}
}
}
/// <summary>
/// Draws the gridlines with the specified values.
/// </summary>
/// <param name="axis">The Axis</param>
/// <param name="lines">The Lines</param>
/// <param name="left">The Left</param>
/// <param name="top">The Top</param>
/// <param name="width">The Width</param>
/// <param name="height">The Height</param>
/// <param name="values">The Values</param>
/// <param name="drawOrigin">Check For Draw Origin</param>
/// <param name="index">The Index</param>
private void DrawGridLines(ChartAxis axis, UIElementsRecycler <Line> lines, double left, double top, double width, double height, double[] values, bool drawOrigin, int index)
{
if (lines == null || axis == null)
{
return;
}
int labelsCount = values.Length;
int linesCount = lines.Count;
Orientation orienatation = axis.Orientation;
if (orienatation == Orientation.Horizontal)
{
int i;
for (i = 0; i < labelsCount; i++)
{
if (i < linesCount)
{
Line line = lines[index];
double value = axis.ValueToCoefficientCalc(values[i]);
value = double.IsNaN(value) ? 0 : value;
//line.X1 = (value=Math.Round(width * value) + 0.5)>width ? value-0.5:value;
line.X1 = (Math.Round(width * value)) + left;
line.Y1 = top;
line.X2 = line.X1;
line.Y2 = height;
}
index++;
}
if (!axis.ShowOrigin && panel.Children.Contains(xOriginLine))
{
panel.Children.Remove(xOriginLine);
}
if (axis.ShowOrigin && drawOrigin)
{
double value = Area.InternalSecondaryAxis.ValueToCoefficientCalc(axis.Origin);
value = double.IsNaN(value) ? 0 : value;
xOriginLine.X1 = 0;
xOriginLine.Y1 = xOriginLine.Y2 = Math.Round(height * (1 - value));
xOriginLine.X2 = width;
Binding binding = new Binding();
binding.Path = new PropertyPath("OriginLineStyle");
binding.Source = axis;
xOriginLine.SetBinding(Line.StyleProperty, binding);
if (!panel.Children.Contains(xOriginLine))
{
panel.Children.Add(xOriginLine);
}
}
}
else
{
int i;
for (i = 0; i < labelsCount; i++)
{
if (i < linesCount)
{
Line line = lines[index];
double value = axis.ValueToCoefficientCalc(values[i]);
value = double.IsNaN(value) ? 0 : value;
line.X1 = left;
line.Y1 = Math.Round(height * (1 - value)) + 0.5 + top;
line.X2 = width;
line.Y2 = line.Y1;
}
index++;
}
if (!axis.ShowOrigin && panel.Children.Contains(yOriginLine))
{
panel.Children.Remove(yOriginLine);
}
if (axis.ShowOrigin && axis.VisibleRange.Delta > 0 && drawOrigin)
{
double value = Area.InternalPrimaryAxis.ValueToCoefficientCalc(axis.Origin);
value = double.IsNaN(value) ? 0 : value;
yOriginLine.X1 = yOriginLine.X2 = Math.Round(width * (value));
yOriginLine.Y1 = 0;
yOriginLine.Y2 = height;
Binding binding = new Binding();
binding.Path = new PropertyPath("OriginLineStyle");
binding.Source = axis;
yOriginLine.SetBinding(Line.StyleProperty, binding);
if (!panel.Children.Contains(yOriginLine))
{
panel.Children.Add(yOriginLine);
}
}
}
}
/// <summary>
/// Renders the 3D tick lines.
/// </summary>
/// <param name="linesRecycler">The Line Recycler</param>
/// <param name="orientation">The Orientation</param>
/// <param name="tickSize">The Tick Size</param>
/// <param name="tickPosition">The Tick Position</param>
/// <param name="values">The Values</param>
private void RenderTicks3D(
UIElementsRecycler <Line> linesRecycler,
Orientation orientation,
double tickSize,
AxisElementPosition tickPosition,
IList <double> values)
{
var area3D = Axis.Area as SfChart3D;
var actualRotationAngle = area3D.ActualRotationAngle;
var labelsCount = values.Count;
var linesCount = linesRecycler.Count;
for (var i = 0; i < labelsCount; i++)
{
if (i >= linesCount)
{
continue;
}
double x1 = 0, y1 = 0, x2 = 0, y2 = 0;
var line = linesRecycler[i];
var value = Axis.ValueToCoefficientCalc(values[i]);
value = double.IsNaN(value) ? 0 : value;
if (orientation == Orientation.Horizontal)
{
var tempaxis = axis as ChartAxisBase3D;
if (tempaxis.IsManhattanAxis && (axis.RegisteredSeries[i] as ChartSeries3D).Segments != null && (axis.RegisteredSeries[i] as ChartSeries3D).Segments.Count > 0)
{
var segment = (axis.RegisteredSeries[i] as ChartSeries3D).Segments[0] as ChartSegment3D;
x1 = x2 = segment.startDepth + (segment.endDepth - segment.startDepth) / 2;
}
else
{
x1 = x2 = Math.Round(Axis.ActualPlotOffset + (Axis.RenderedRect.Width * value));
}
}
else
{
y1 = y2 = Math.Round(Axis.ActualPlotOffset + (Axis.RenderedRect.Height * (1 - value)));
}
CalculatePosition3D(tickPosition, tickSize, ref x1, ref y1, ref x2, ref y2, actualRotationAngle);
var verticalAxis = area3D.InternalSecondaryAxis.Orientation == Orientation.Vertical ? area3D.InternalSecondaryAxis : area3D.InternalPrimaryAxis;
if ((axis as ChartAxisBase3D).IsZAxis)
{
// Adding one to prevent the tick hidding.
var leftPosition = !verticalAxis.OpposedPosition && actualRotationAngle >= 0 && actualRotationAngle < 180 ? axis.ArrangeRect.Left + 1 : axis.ArrangeRect.Left;
((SfChart3D)Axis.Area).Graphics3D.AddVisual(Polygon3D.CreateLine(line, leftPosition, y1, leftPosition, y2, x1, x1, false));
}
else
{
double depth = 0d;
var axis3D = this.axis as ChartAxisBase3D;
Line3D line3D = null;
if (orientation == Orientation.Vertical)
{
if (axis.ShowAxisNextToOrigin)
{
if (actualRotationAngle >= 90 && actualRotationAngle < 270)
{
depth = (axis.Area as SfChart3D).ActualDepth;
}
line3D = Polygon3D.CreateLine(line, x1, y1, x2, y2, depth, depth, true);
}
else
{
if (axis3D.AxisPosition3D == AxisPosition3D.DepthBackRight || axis3D.AxisPosition3D == AxisPosition3D.DepthBackLeft ||
axis3D.AxisPosition3D == AxisPosition3D.DepthFrontRight || axis3D.AxisPosition3D == AxisPosition3D.DepthFrontLeft)
{
line3D = Polygon3D.CreateLine(line, axis.ArrangeRect.Left, y1, axis.ArrangeRect.Left, y2, x1, x2, false);
}
else
{
depth = axis3D.AxisDepth;
line3D = Polygon3D.CreateLine(line, x1, y1, x2, y2, depth, depth, true);
}
}
}
else
{
depth = axis3D.AxisDepth;
line3D = Polygon3D.CreateLine(line, x1, y1, x2, y2, depth, depth, true);
}
((SfChart3D)Axis.Area).Graphics3D.AddVisual(line3D);
}
}
}