/// <summary>
/// Get area parameters
/// </summary>
/// <param name="series">DataSeries</param>
/// <param name="colorBrush">color</param>
/// <param name="depth3d">3D depth</param>
/// <returns>PolygonalChartShapeParams</returns>
private static PolygonalChartShapeParams GetAreaParms(DataSeries series, Brush colorBrush, Double depth3d)
{
PolygonalChartShapeParams areaParams = new PolygonalChartShapeParams();
areaParams.Background = colorBrush;
areaParams.Lighting = (Boolean)series.LightingEnabled;
areaParams.Shadow = series.ShadowEnabled;
areaParams.Bevel = series.Bevel;
areaParams.BorderColor = series.BorderColor;
areaParams.BorderStyle = ExtendedGraphics.GetDashArray(series.BorderStyle);
areaParams.BorderThickness = series.BorderThickness.Left;
areaParams.Depth3D = depth3d;
areaParams.TagReference = series;
return areaParams;
}
/// <summary>
/// Get Stacked3DArea front face
/// </summary>
/// <param name="faces">Faces</param>
/// <param name="areaParams">Area parameters</param>
/// <returns>Canvas</returns>
internal static Canvas GetStacked3DAreaFrontFace(ref Faces faces, PolygonalChartShapeParams areaParams)
{
Polygon polygon = new Polygon() { Tag = new ElementData() { Element = areaParams.TagReference, VisualElementName = "AreaBase" } };
faces.Parts.Add(polygon);
Point centroid = GetCentroid(areaParams.Points);
Rect size = GetBounds(areaParams.Points);
polygon.SetValue(Canvas.ZIndexProperty, (Int32)centroid.Y + 1000);
polygon.Fill = areaParams.Lighting ? Graphics.GetFrontFaceBrush(areaParams.Background) : areaParams.Background;
polygon.Stroke = areaParams.BorderColor;
polygon.StrokeDashArray = areaParams.BorderStyle != null ? ExtendedGraphics.CloneCollection(areaParams.BorderStyle) : areaParams.BorderStyle;
polygon.StrokeThickness = areaParams.BorderThickness;
polygon.StrokeMiterLimit = 1;
polygon.Points = areaParams.Points;
polygon.Stretch = Stretch.Fill;
polygon.Width = size.Width;
polygon.Height = size.Height;
polygon.SetValue(Canvas.TopProperty, areaParams.Depth3D);
polygon.SetValue(Canvas.LeftProperty, 0.0);
Canvas polygonSet = new Canvas() { Tag = new ElementData() { Element = areaParams.TagReference } };
polygonSet.Width = size.Width + areaParams.Depth3D;
polygonSet.Height = size.Height + areaParams.Depth3D;
polygonSet.SetValue(Canvas.TopProperty, size.Top - areaParams.Depth3D);
polygonSet.SetValue(Canvas.LeftProperty, size.Left);
polygonSet.Children.Add(polygon);
return polygonSet;
}
/// <summary>
/// Get Stacked3D side faces
/// </summary>
/// <param name="faces">Faces</param>
/// <param name="areaParams">Area parameters</param>
/// <returns>Canvas</returns>
private static Canvas GetStacked3DSideFaces(ref Faces faces, PolygonalChartShapeParams areaParams)
{
Point centroid;
Brush sideBrush = areaParams.Lighting ? Graphics.GetRightFaceBrush(areaParams.Background) : areaParams.Background;
Brush topBrush = areaParams.Lighting ? Graphics.GetTopFaceBrush(areaParams.Background) : areaParams.Background;
Int32 pointIndexLimit = areaParams.IsPositive ? areaParams.Points.Count - 1 : areaParams.Points.Count;
Canvas polygonSet = new Canvas();
Rect size = GetBounds(areaParams.Points);
polygonSet.Width = size.Width + areaParams.Depth3D;
polygonSet.Height = size.Height + areaParams.Depth3D;
polygonSet.SetValue(Canvas.TopProperty, size.Top - areaParams.Depth3D);
polygonSet.SetValue(Canvas.LeftProperty, size.Left);
for (Int32 i = 0; i < pointIndexLimit; i++)
{
Polygon sides = new Polygon() { Tag = new ElementData() { Element = areaParams.TagReference } };
PointCollection points = new PointCollection();
Int32 index1 = i % areaParams.Points.Count;
Int32 index2 = (i + 1) % areaParams.Points.Count;
points.Add(areaParams.Points[index1]);
points.Add(areaParams.Points[index2]);
points.Add(new Point(areaParams.Points[index2].X + areaParams.Depth3D, areaParams.Points[index2].Y - areaParams.Depth3D));
points.Add(new Point(areaParams.Points[index1].X + areaParams.Depth3D, areaParams.Points[index1].Y - areaParams.Depth3D));
sides.Points = points;
centroid = GetCentroid(points);
Int32 zindex = GetAreaZIndex(centroid.X, centroid.Y, areaParams.IsPositive);
sides.SetValue(Canvas.ZIndexProperty, zindex);
if (i == (areaParams.Points.Count - 2))
{
sides.Fill = sideBrush;
(sides.Tag as ElementData).VisualElementName = "Side";
}
else
{
sides.Fill = topBrush;
(sides.Tag as ElementData).VisualElementName = "Top";
}
sides.Stroke = areaParams.BorderColor;
sides.StrokeDashArray = areaParams.BorderStyle != null ? ExtendedGraphics.CloneCollection(areaParams.BorderStyle) : areaParams.BorderStyle;
sides.StrokeThickness = areaParams.BorderThickness;
sides.StrokeMiterLimit = 1;
Rect sidesBounds = GetBounds(points);
sides.Stretch = Stretch.Fill;
sides.Width = sidesBounds.Width;
sides.Height = sidesBounds.Height;
sides.SetValue(Canvas.TopProperty, sidesBounds.Y - (size.Top - areaParams.Depth3D));
sides.SetValue(Canvas.LeftProperty, sidesBounds.X - size.X);
faces.Parts.Add(sides);
polygonSet.Children.Add(sides);
}
return polygonSet;
}
/// <summary>
/// Get visual for StackedArea 2D
/// </summary>
/// <param name="faces">Faces</param>
/// <param name="areaParams">Area parameters</param>
/// <returns>Canvas</returns>
internal static Canvas GetStacked2DArea(ref Faces faces, PolygonalChartShapeParams areaParams)
{
if (faces.Parts == null)
faces.Parts = new List<DependencyObject>();
Canvas visual = new Canvas();
visual.Width = areaParams.Size.Width;
visual.Height = areaParams.Size.Height;
Polygon polygon = new Polygon() { Tag = new ElementData() { Element = areaParams.TagReference, VisualElementName = "AreaBase" } };
faces.Parts.Add(polygon);
polygon.Fill = areaParams.Lighting ? Graphics.GetLightingEnabledBrush(areaParams.Background, "Linear", null) : areaParams.Background;
polygon.Stroke = areaParams.BorderColor;
polygon.StrokeDashArray = areaParams.BorderStyle != null ? ExtendedGraphics.CloneCollection(areaParams.BorderStyle) : areaParams.BorderStyle;
polygon.StrokeThickness = areaParams.BorderThickness;
polygon.StrokeMiterLimit = 1;
polygon.Points = areaParams.Points;
Rect polygonBounds = GetBounds(areaParams.Points);
polygon.Stretch = Stretch.Fill;
polygon.Width = polygonBounds.Width;
polygon.Height = polygonBounds.Height;
polygon.SetValue(Canvas.TopProperty, polygonBounds.Y);
polygon.SetValue(Canvas.LeftProperty, polygonBounds.X);
visual.Children.Add(polygon);
if (areaParams.Bevel)
{
for (int i = 0; i < areaParams.Points.Count - 1; i++)
{
if (areaParams.Points[i].X == areaParams.Points[i + 1].X)
continue;
Double m = GetSlope(areaParams.Points[i].X, areaParams.Points[i].Y, areaParams.Points[i + 1].X, areaParams.Points[i + 1].Y);
Double c = GetIntercept(areaParams.Points[i].X, areaParams.Points[i].Y, areaParams.Points[i + 1].X, areaParams.Points[i + 1].Y);
c = c + (areaParams.IsPositive ? 1 : -1) * 4;
Point newPt1 = new Point(areaParams.Points[i].X, m * areaParams.Points[i].X + c);
Point newPt2 = new Point(areaParams.Points[i + 1].X, m * areaParams.Points[i + 1].X + c);
PointCollection points = new PointCollection();
points.Add(areaParams.Points[i]);
points.Add(areaParams.Points[i + 1]);
points.Add(newPt2);
points.Add(newPt1);
Polygon bevel = new Polygon() { Tag = new ElementData() { Element = areaParams.TagReference, VisualElementName = "Bevel" } };
bevel.Points = points;
bevel.Fill = Graphics.GetBevelTopBrush(areaParams.Background);
faces.Parts.Add(bevel);
visual.Children.Add(bevel);
}
}
return visual;
}
/// <summary>
/// Get visual of Area 3D
/// </summary>
/// <param name="faces">Faces</param>
/// <param name="areaParams">AreaParams</param>
/// <returns>Canvas</returns>
internal static Canvas Get3DArea(DataSeries currentDataSeries, ref Faces faces, PolygonalChartShapeParams areaParams)
{
Canvas visual = new Canvas();
visual.Width = areaParams.Size.Width;
visual.Height = areaParams.Size.Height;
Point centroid;
Brush sideBrush = areaParams.Lighting ? Graphics.GetRightFaceBrush(areaParams.Background) : areaParams.Background;
Brush topBrush = areaParams.Lighting ? Graphics.GetTopFaceBrush(areaParams.Background) : areaParams.Background;
Int32 pointIndexLimit = areaParams.IsPositive ? areaParams.Points.Count - 1 : areaParams.Points.Count;
Canvas polygonSet = new Canvas();
Rect size = GetBounds(areaParams.Points);
polygonSet.Width = size.Width + areaParams.Depth3D;
polygonSet.Height = size.Height + areaParams.Depth3D;
polygonSet.SetValue(Canvas.TopProperty, size.Top - areaParams.Depth3D);
polygonSet.SetValue(Canvas.LeftProperty, size.Left);
visual.Children.Add(polygonSet);
for (Int32 i = 0; i < pointIndexLimit; i++)
{
Polygon sides = new Polygon() { Tag = new ElementData() { Element = areaParams.TagReference } };
PointCollection points = new PointCollection();
Int32 index1 = i % areaParams.Points.Count;
Int32 index2 = (i + 1) % areaParams.Points.Count;
points.Add(areaParams.Points[index1]);
points.Add(areaParams.Points[index2]);
points.Add(new Point(areaParams.Points[index2].X + areaParams.Depth3D, areaParams.Points[index2].Y - areaParams.Depth3D));
points.Add(new Point(areaParams.Points[index1].X + areaParams.Depth3D, areaParams.Points[index1].Y - areaParams.Depth3D));
sides.Points = points;
centroid = GetCentroid(points);
Int32 zindex = GetAreaZIndex(centroid.X, centroid.Y, areaParams.IsPositive);
sides.SetValue(Canvas.ZIndexProperty, zindex);
if (i == (areaParams.Points.Count - 2))
{
sides.Fill = sideBrush;
(sides.Tag as ElementData).VisualElementName = "Side";
}
else
{
sides.Fill = topBrush;
(sides.Tag as ElementData).VisualElementName = "Top";
}
sides.Stroke = areaParams.BorderColor;
sides.StrokeDashArray = areaParams.BorderStyle != null ? ExtendedGraphics.CloneCollection(areaParams.BorderStyle) : areaParams.BorderStyle;
sides.StrokeThickness = areaParams.BorderThickness;
sides.StrokeMiterLimit = 1;
Rect sidesBounds = GetBounds(points);
sides.Stretch = Stretch.Fill;
sides.Width = sidesBounds.Width;
sides.Height = sidesBounds.Height;
sides.SetValue(Canvas.TopProperty, sidesBounds.Y - (size.Top - areaParams.Depth3D));
sides.SetValue(Canvas.LeftProperty, sidesBounds.X - size.X);
faces.Parts.Add(sides);
polygonSet.Children.Add(sides);
}
Polygon polygon = new Polygon() { Tag = new ElementData() { Element = areaParams.TagReference, VisualElementName = "AreaBase" } };
faces.Parts.Add(polygon);
centroid = GetCentroid(areaParams.Points);
polygon.SetValue(Canvas.ZIndexProperty, (Int32)centroid.Y + 1000);
polygon.Fill = areaParams.Lighting ? Graphics.GetFrontFaceBrush(areaParams.Background) : areaParams.Background;
polygon.Stroke = areaParams.BorderColor;
polygon.StrokeDashArray = areaParams.BorderStyle != null ? ExtendedGraphics.CloneCollection(areaParams.BorderStyle) : areaParams.BorderStyle;
polygon.StrokeThickness = areaParams.BorderThickness;
polygon.StrokeMiterLimit = 1;
polygon.Points = areaParams.Points;
polygon.Stretch = Stretch.Fill;
polygon.Width = size.Width;
polygon.Height = size.Height;
polygon.SetValue(Canvas.TopProperty, areaParams.Depth3D);
polygon.SetValue(Canvas.LeftProperty, 0.0);
// apply area animation
if (areaParams.AnimationEnabled)
{
// apply animation to the entire canvas that was used to create the area
areaParams.Storyboard = ApplyAreaAnimation(currentDataSeries, polygonSet, areaParams.Storyboard, areaParams.IsPositive, 0);
}
polygonSet.Children.Add(polygon);
return visual;
}
