public override void Draw(Canvas canvas)
{
base.Draw(canvas);
if (this.BubbleData == null)
{
return;
}
if (this.Data == null)
{
return;
}
if (this.xAxis == null)
{
return;
}
for (int i = 0; i < this.xAxis.Count; i++)
{
double x = this.xAxis[i];
double y = this.Data[i];
double v = this.BubbleData[i];
// Do ：显示标记
EllipseMarker m = Activator.CreateInstance(this.MarkStyle?.TargetType) as EllipseMarker;
if (m != null)
{
m.Style = this.MarkStyle;
m.Rect = new Rect(0, 0, v, v);
Canvas.SetLeft(m, this.GetX(x, this.ActualWidth));
Canvas.SetTop(m, this.GetY(y, this.ActualHeight));
this.Children.Add(m);
m.Tag = $"（{x.ToString("G4")}，{y.ToString("G4")}）";
}
}
//var items = this.GetChildren<FrameworkElement>().Where(l => l.RenderTransform is TransformGroup);
//items = items.Where(l => (l.RenderTransform as TransformGroup).Children.Count == 4);
//Storyboard storyboard = this.FindResource("sss") as Storyboard;
//foreach (var item in items)
//{
// storyboard?.Begin(item);
//}
}
public override void Draw(Canvas canvas)
{
base.Draw(canvas);
Point center = new Point(0, 0);
for (int i = 0; i < this.Data.Count; i++)
{
double x = this.yAxis[i];
double d = this.Data[i];
double v = this.BubbleData[i];
double angle = x;
Point start = new Point(this.GetX(d, this.Len), center.Y);
Matrix matrix = new Matrix();
matrix.RotateAt(angle, center.X, center.Y);
Point end = matrix.Transform(start);
// Do ：显示标记
EllipseMarker m = Activator.CreateInstance(this.MarkStyle.TargetType) as EllipseMarker;
if (m != null)
{
m.Style = this.MarkStyle;
m.Rect = new Rect(0, 0, v, v);
Canvas.SetLeft(m, end.X);
Canvas.SetTop(m, end.Y);
this.Children.Add(m);
m.Tag = $"( {x.ToString("G4")} , {d.ToString("G4")} )";
}
}
}
public override void Draw(Canvas canvas)
{
base.Draw(canvas);
var data = this.GetData();
var names = this.GetDisplayName();
for (int i = 0; i < data.Count; i++)
{
double value = data[i];
Point start;
Point end;
if (this.MarkLineType == MarkLineType.Custom)
{
start = this.Start;
end = this.End;
}
else
{
start = this.Orientation == Orientation.Horizontal ? new Point(this.minX, value) : new Point(value, this.minY);
end = this.Orientation == Orientation.Horizontal ? new Point(this.maxX, value) : new Point(value, this.maxY);
}
{
// Do ：添加标定线
Path path = new Path();
path.Style = this.PathStyle;
if (this.MarkBrushes.Count > i)
{
path.Stroke = new SolidColorBrush(this.MarkBrushes[i]);
}
else
{
path.Stroke = this.Foreground;
}
PolyLineSegment pls = new PolyLineSegment();
pls.Points.Add(new Point(this.GetX(start.X), this.GetY(start.Y)));
pls.Points.Add(new Point(this.GetX(end.X), this.GetY(end.Y)));
PathFigure pf = new PathFigure();
pf.StartPoint = pls.Points.FirstOrDefault();
pf.Segments.Add(pls);
PathGeometry pg = new PathGeometry(new List <PathFigure>()
{
pf
});
pg.Figures.Add(pf);
path.Data = pg;
this.Children.Add(path);
}
// Do ：增加箭头
{
// Do ：添加标定线
Path path = new Path();
path.Style = this.TrangleStyle;
if (this.MarkBrushes.Count > i)
{
path.Stroke = new SolidColorBrush(this.MarkBrushes[i]);
}
else
{
path.Stroke = this.Foreground;
}
path.Fill = path.Stroke;
PolyLineSegment pls = new PolyLineSegment();
pls.Points.Add(new Point(25, 0));
pls.Points.Add(new Point(50, 5));
pls.Points.Add(new Point(25, 10));
pls.Points.Add(new Point(20, 5));
pls.Points.Add(new Point(25, 0));
PathFigure pf = new PathFigure();
pf.StartPoint = pls.Points.FirstOrDefault();
pf.Segments.Add(pls);
PathGeometry pg = new PathGeometry(new List <PathFigure>()
{
pf
});
path.Data = pg;
if (path.RenderTransform is TransformGroup group)
{
TransformGroup ng = group.Clone();
if (ng.Children[2] is RotateTransform rotate)
{
double angle = Math.Atan2((end.Y - start.Y), (end.X - start.X)) * 180 / Math.PI;
rotate.Angle = -angle;
}
path.RenderTransform = ng;
}
path.Loaded += (l, k) =>
{
Canvas.SetBottom(path, this.ActualHeight - this.GetY(end.Y) - path.ActualHeight / 2);
Canvas.SetLeft(path, this.GetX(end.X) - path.ActualWidth / 2);
};
this.Children.Add(path);
}
{
// Do ：绘制文本
Label text = new Label();
text.Content = names.Count > i ? names[i] : names.FirstOrDefault();
text.Style = this.LabelStyle;
if (this.MarkBrushes.Count > i)
{
text.Foreground = new SolidColorBrush(this.MarkBrushes[i]);
}
else
{
text.Foreground = this.Foreground;
}
text.Loaded += (l, k) =>
{
Canvas.SetTop(text, this.GetY(end.Y) - text.ActualHeight / 2);
Canvas.SetLeft(text, this.GetX(end.X) + text.ActualWidth / 2);
};
this.Children.Add(text);
}
{
// Do ：绘制文本
Label text = new Label();
if (this.MarkBrushes.Count > i)
{
text.Foreground = new SolidColorBrush(this.MarkBrushes[i]);
}
else
{
text.Foreground = this.Foreground;
}
text.Content = value.ToString("G4");
text.Style = this.LabelStyle;
if (this.MarkBrushes.Count > i)
{
text.Foreground = new SolidColorBrush(this.MarkBrushes[i]);
}
else
{
text.Foreground = this.Foreground;
}
text.Loaded += (l, k) =>
{
Canvas.SetTop(text, this.GetY(start.Y) - text.ActualHeight / 2);
Canvas.SetLeft(text, this.GetX(start.X) - text.ActualWidth * 1.5);
};
this.Children.Add(text);
}
// Do ：显示标记
if (this.MarkStyle == null)
{
return;
}
EllipseMarker m = Activator.CreateInstance(this.MarkStyle.TargetType) as EllipseMarker;
if (m != null)
{
m.Style = this.MarkStyle;
if (this.MarkBrushes.Count > i)
{
m.Stroke = new SolidColorBrush(this.MarkBrushes[i]);
}
else
{
m.Stroke = this.Foreground;
}
Canvas.SetLeft(m, this.GetX(start.X));
Canvas.SetTop(m, this.GetY(start.Y));
this.Children.Add(m);
}
}
}
