添加项目文件。

Live-Charts-master/Examples/WinForms/Cartesian/BasicBubbles/BasicBubblesExample.cs

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+using System.Windows.Forms;
+using LiveCharts;
+using LiveCharts.Defaults;
+using LiveCharts.Wpf;
+
+namespace Winforms.Cartesian.BasicBubbles
+{
+    public partial class BasicBubblesExample : Form
+    {
+        public BasicBubblesExample()
+        {
+            InitializeComponent();
+
+            cartesianChart1.Series = new SeriesCollection
+            {
+                new ScatterSeries
+                {
+                    Values = new ChartValues<ScatterPoint>
+                    {
+                        //X  Y   W
+                        new ScatterPoint(5, 5, 20),
+                        new ScatterPoint(3, 4, 80),
+                        new ScatterPoint(7, 2, 20),
+                        new ScatterPoint(2, 6, 60),
+                        new ScatterPoint(8, 2, 70)
+                    },
+                    MinPointShapeDiameter = 15,
+                    MaxPointShapeDiameter = 45
+                },
+                new ScatterSeries
+                {
+                    Values = new ChartValues<ScatterPoint>
+                    {
+                        new ScatterPoint(7, 5, 1),
+                        new ScatterPoint(2, 2, 1),
+                        new ScatterPoint(1, 1, 1),
+                        new ScatterPoint(6, 3, 1),
+                        new ScatterPoint(8, 8, 1)
+                    },
+                    PointGeometry = DefaultGeometries.Triangle,
+                    MinPointShapeDiameter = 15,
+                    MaxPointShapeDiameter = 45
+                }
+            };
+
+        }
+    }
+}