/// <summary>
/// 设置ChartControl Y轴滚动条
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="backColor">滚动条背景颜色</param>
/// <param name="barColor">滚动条颜色</param>
/// <param name="borderColor">滚动条边框颜色</param>
/// <param name="barThickness">滚动条宽度</param>
/// <param name="barAlignment">滚动条位置</param>
public static void SetAxisYScrollBar(this ChartControl chart, Color backColor, Color barColor, Color borderColor, int barThickness, ScrollBarAlignment barAlignment)
{
ScrollBarOptions _scrollBarOptions = SetScrollBar(chart, backColor, barColor, borderColor, barThickness);
if (_scrollBarOptions != null)
{
_scrollBarOptions.XAxisScrollBarVisible = false;
_scrollBarOptions.YAxisScrollBarVisible = true;
_scrollBarOptions.YAxisScrollBarAlignment = barAlignment;
}
}
private void Form1_Load(object sender, EventArgs e)
{
XYDiagram diagram = (XYDiagram)chartControl1.Diagram;
diagram.EnableAxisXScrolling = true;
diagram.EnableAxisYScrolling = true;
diagram.EnableAxisXZooming = true;
diagram.EnableAxisYZooming = true;
ScrollBarOptions scrollBarOptions = diagram.DefaultPane.ScrollBarOptions;
scrollBarOptions.BackColor = Color.White;
scrollBarOptions.BarColor = Color.Blue;
scrollBarOptions.BorderColor = Color.Navy;
scrollBarOptions.BarThickness = 15;
scrollBarOptions.XAxisScrollBarAlignment = ScrollBarAlignment.Far;
scrollBarOptions.XAxisScrollBarVisible = true;
}
/// <summary>
/// 设置ChartControl滚动条【默认X,Y轴都出现】
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="backColor">滚动条背景颜色</param>
/// <param name="barColor">滚动条颜色</param>
/// <param name="borderColor">滚动条边框颜色</param>
/// <param name="barThickness">滚动条宽度</param>
public static ScrollBarOptions SetScrollBar(this ChartControl chart, Color backColor, Color barColor, Color borderColor, int barThickness)
{
if (chart.Diagram is XYDiagram)
{
XYDiagram _diagram = (XYDiagram)chart.Diagram;
if (_diagram != null)
{
_diagram.EnableAxisXScrolling = true;
_diagram.EnableAxisYScrolling = true;
_diagram.EnableAxisXZooming = true;
_diagram.EnableAxisYZooming = true;
ScrollBarOptions _scrollBarOptions = _diagram.DefaultPane.ScrollBarOptions;
_scrollBarOptions.BackColor = backColor;
_scrollBarOptions.BarColor = barColor;
_scrollBarOptions.BorderColor = borderColor;
_scrollBarOptions.BarThickness = barThickness;
return(_scrollBarOptions);
}
}
return(null);
}
