public void Initialize(double samplingFrequency, string title, XAxisScrollMode scrollMode = XAxisScrollMode.None)
{
SampleFrequency = samplingFrequency;
ContainerChart.BeginUpdate();
ContainerChart.Title.Text = title;
ContainerChart.ViewXY.SampleDataSeries[0].Clear();
ContainerChart.ViewXY.SampleDataSeries[0].SamplingFrequency = 1;
ContainerChart.ViewXY.ZoomPanOptions.MouseWheelZooming = MouseWheelZooming.Off;
ContainerChart.ViewXY.ZoomPanOptions.LeftMouseButtonAction = MouseButtonAction.None;
ContainerChart.ViewXY.ZoomPanOptions.RightMouseButtonAction = MouseButtonAction.None;
_xAxis.Minimum = -SampleFrequency / 2;
_xAxis.Maximum = SampleFrequency / 2;
_xAxis.ScrollMode = scrollMode;
_xAxis.ScrollPosition = _xAxis.Minimum;
_xAxis.Position = _xAxis.Minimum;
_xAxis.Title.Text = string.Format("{0} s", SampleFrequency.ToString("0.000"));
ContainerChart.ViewXY.SampleDataSeries[0].FirstSampleTimeStamp = _xAxis.Minimum;
ContainerChart.ViewXY.DropOldSeriesData = true;
var samples = new double[(int)SampleFrequency];
FeedData(samples);
ContainerChart.EndUpdate();
}
/// <summary>
/// 图表初始化
/// </summary>
/// <param name="samplingFrequency">采样频率</param>
/// <param name="title">示波器标题</param>
/// <param name="scrollMode">示波器缩放模式</param>
/// <param name="xAxisLen">x轴长度</param>
public void Initialize(double samplingFrequency, string title,
XAxisScrollMode scrollMode, double xAxisLen)
{
_samplingFrequency = samplingFrequency;
_chart.BeginUpdate();
_chart.Title.Text = title;
_chart.ViewXY.SampleDataSeries[0].Clear();
_chart.ViewXY.SampleDataSeries[0].SamplingFrequency = samplingFrequency;
_chart.ViewXY.SampleDataSeries[0].FirstSampleTimeStamp = 0;
_chart.ViewXY.ZoomPanOptions.MouseWheelZooming = MouseWheelZooming.Horizontal;
_chart.ViewXY.ZoomPanOptions.LeftMouseButtonAction = MouseButtonAction.None;
_chart.ViewXY.XAxes[0].ScrollMode = scrollMode;
_chart.ViewXY.XAxes[0].ScrollPosition = 0;
_chart.ViewXY.XAxes[0].SetRange(0, xAxisLen);
_chart.ViewXY.XAxes[0].Title.Text = string.Format("{0} s", xAxisLen.ToString("0.000"));
_chart.ViewXY.DropOldSeriesData = true;
//_chart.ViewXY.LineSeriesCursors[0].Visible = false;
_chart.EndUpdate();
}
/// <summary>
/// 设置示波器缩放模式
/// </summary>
/// <param name="scrollMode">示波器缩放模式</param>
public void SetScrollMode(XAxisScrollMode scrollMode)
{
_chart.ViewXY.XAxes[0].ScrollMode = scrollMode;
}
