加上下面代码,主要是红色代码。其余代码是允许你通过 鼠标+键盘 操作图表
gd.ChartArea.AxisX.ScrollBar.min = 0
gd.ChartArea.AxisX.ScrollBar.max = t.Rows.count
gd.ChartArea.AxisX.ScrollBar.Scale = 60 / t.Rows.count '比例,自己算 '图表加滚动条
gd.ChartArea.AxisX.ScrollBar.Visible = true'图表加滚动条
gd.Interaction.Enabled = True
gd.Interaction.Actions("Zoom").Modifier = Keys.None
gd.Interaction.Actions("Scale").Modifier = Keys.Control
gd.Interaction.Actions("Translate").Modifier = Keys.Shift
gd.Interaction.Actions("Rotate").Modifier = Keys.Alt'
gd.Interaction.Appearance = C1Chart.InteractionAppearance.FillSelectionArea