/// <summary> /// Displays a histogram. /// </summary> /// /// <param name="histogram">The histogram to show.</param> /// public static HistogramBox Show(Histogram histogram) { return(show(histogram)); }
private void onDataBind() { samples = null; if (dataSource == null) { return; } Histogram source = dataSource as Histogram; if (source == null) { if (histogram == null) { histogram = new Histogram(); } if (dataSource is DataSet) { // throw new NotSupportedException(); } else if (dataSource is DataTable) { DataTable table = dataSource as DataTable; if (dataMember != null && dataMember.Length > 0) { if (table.Columns.Contains(dataMember)) { DataColumn column = table.Columns[dataMember]; samples = Matrix.ToArray(column); } else { samples = new double[0]; } } else { return; } } else if (dataSource is double[]) { samples = dataSource as double[]; } else if (dataSource is IListSource) { // throw new NotSupportedException(); } else { return; // invalid data source } if (binWidth != null) { this.histogram.Compute(samples, binWidth.Value); } else if (numberOfBins != null) { this.histogram.Compute(samples, numberOfBins.Value); } else { this.histogram.Compute(samples); } } else { this.histogram = source; } this.UpdateTrackbar(); this.UpdateGraph(); if (histogram.Bins.Count > 0 && histogram.Bins.Count < trackBar.Maximum) { trackBar.Value = histogram.Bins.Count; } }
/// <summary> /// Displays a histogram. /// </summary> /// /// <param name="title">The title for the histogram window.</param> /// <param name="histogram">The histogram to show.</param> /// public static HistogramBox Show(Histogram histogram, string title = "Histogram") { return(show(title, histogram.Values.ToDouble())); }
//--------------------------------------------- #region Private Members private void OnDataBind() { if (m_dataSource == null) { return; } if (m_histogram == null) { m_histogram = new Histogram(); } if (m_dataSource is DataSet) { if (m_dataMember != null && m_dataMember.Length > 0) { if (m_displayMember != null && m_displayMember.Length > 0) { //m_samples = new SampleVector(((DataSet)m_dataSource).Tables[m_dataMember].Columns[m_displayMember]); } else { // m_samples = new SampleVector(((DataSet)m_dataSource).Tables[m_dataMember].Columns[0]); } } else { //m_samples = new SampleVector(((DataSet)m_dataSource).Tables[0].Columns[0]); } } else if (m_dataSource is DataTable) { DataTable table = m_dataSource as DataTable; if (m_dataMember != null && m_dataMember.Length > 0) { //m_samples = new SampleVector(((DataTable)m_dataSource).Columns[m_displayMember]); DataColumn column = table.Columns[m_dataMember]; m_samples = Matrix.ToArray(column); } else { return; //m_samples = new SampleVector(((DataTable)m_dataSource).Columns[0]); } } else if (m_dataSource is double[]) { m_samples = m_dataSource as double[]; } else if (m_dataSource is IListSource) { //m_samples = new SampleVector((IListSource)m_dataSource); } else { return; // invalid data source } zedGraphControl1.GraphPane.Title.Text = m_histogram.Title; this.m_histogram.Compute(m_samples); this.UpdateTrackbar(); this.UpdateGraph(); this.trackBar1.Value = m_histogram.Count; }
/// <summary> /// Displays a histogram. /// </summary> /// /// <param name="histogram">The histogram to show.</param> /// public static HistogramBox Show(Histogram histogram) { return(show(histogram.Title, histogram.Values.ToDouble())); }