using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Data;
using System.Windows.Forms;
using System.Windows.Forms.DataVisualization.Charting;
using System.Windows.Forms.DataVisualization.Charting.Utilities;

namespace WinFormsChartSamples
{
    /// <summary>
    /// Summary description for HistogramChart.
    /// </summary>
    public class HistogramChart : System.Windows.Forms.UserControl
    {
        private System.Windows.Forms.Label labelSampleComment;
        private System.Windows.Forms.Panel panel1;
        private bool loadingData = false;
        private System.Windows.Forms.DataVisualization.Charting.Chart chart1;
        private System.Windows.Forms.ComboBox comboBoxIntervalNumber;
        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.CheckBox checkBoxShowPercents;

        /// <summary> 
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public HistogramChart()
        {
            // This call is required by the Windows.Forms Form Designer.
            InitializeComponent();

            // TODO: Add any initialization after the InitForm call

        }

        /// <summary> 
        /// Clean up any resources being used.
        /// </summary>
        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose(disposing);
        }

        #region Component Designer generated code
        /// <summary> 
        /// Required method for Designer support - do not modify 
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            System.Windows.Forms.DataVisualization.Charting.ChartArea chartArea1 = new System.Windows.Forms.DataVisualization.Charting.ChartArea();
            System.Windows.Forms.DataVisualization.Charting.ChartArea chartArea2 = new System.Windows.Forms.DataVisualization.Charting.ChartArea();
            System.Windows.Forms.DataVisualization.Charting.Legend legend1 = new System.Windows.Forms.DataVisualization.Charting.Legend();
            System.Windows.Forms.DataVisualization.Charting.Series series1 = new System.Windows.Forms.DataVisualization.Charting.Series();
            System.Windows.Forms.DataVisualization.Charting.Series series2 = new System.Windows.Forms.DataVisualization.Charting.Series();
            System.Windows.Forms.DataVisualization.Charting.Series series3 = new System.Windows.Forms.DataVisualization.Charting.Series();
            this.labelSampleComment = new System.Windows.Forms.Label();
            this.panel1 = new System.Windows.Forms.Panel();
            this.checkBoxShowPercents = new System.Windows.Forms.CheckBox();
            this.label1 = new System.Windows.Forms.Label();
            this.comboBoxIntervalNumber = new System.Windows.Forms.ComboBox();
            this.chart1 = new System.Windows.Forms.DataVisualization.Charting.Chart();
            this.panel1.SuspendLayout();
            ((System.ComponentModel.ISupportInitialize)(this.chart1)).BeginInit();
            this.SuspendLayout();
            // 
            // labelSampleComment
            // 
            this.labelSampleComment.Dock = System.Windows.Forms.DockStyle.Top;
            this.labelSampleComment.Font = new System.Drawing.Font("Verdana", 11F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
            this.labelSampleComment.Location = new System.Drawing.Point(0, 0);
            this.labelSampleComment.Name = "labelSampleComment";
            this.labelSampleComment.Size = new System.Drawing.Size(1460, 104);
            this.labelSampleComment.TabIndex = 0;
            this.labelSampleComment.Text = "This sample demonstrates how to create a histogram chart that uses a given number" +
    " of intervals. ";
            this.labelSampleComment.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
            // 
            // panel1
            // 
            this.panel1.Controls.Add(this.checkBoxShowPercents);
            this.panel1.Controls.Add(this.label1);
            this.panel1.Controls.Add(this.comboBoxIntervalNumber);
            this.panel1.Dock = System.Windows.Forms.DockStyle.Right;
            this.panel1.Location = new System.Drawing.Point(904, 104);
            this.panel1.Name = "panel1";
            this.panel1.Size = new System.Drawing.Size(556, 760);
            this.panel1.TabIndex = 0;
            // 
            // checkBoxShowPercents
            // 
            this.checkBoxShowPercents.CheckAlign = System.Drawing.ContentAlignment.MiddleRight;
            this.checkBoxShowPercents.Checked = true;
            this.checkBoxShowPercents.CheckState = System.Windows.Forms.CheckState.Checked;
            this.checkBoxShowPercents.Location = new System.Drawing.Point(6, 85);
            this.checkBoxShowPercents.Name = "checkBoxShowPercents";
            this.checkBoxShowPercents.Size = new System.Drawing.Size(520, 51);
            this.checkBoxShowPercents.TabIndex = 2;
            this.checkBoxShowPercents.Text = "Show &Percent Axis:";
            this.checkBoxShowPercents.CheckedChanged += new System.EventHandler(this.checkBoxShowPercents_CheckedChanged);
            // 
            // label1
            // 
            this.label1.AutoSize = true;
            this.label1.Location = new System.Drawing.Point(6, 11);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(335, 36);
            this.label1.TabIndex = 0;
            this.label1.Text = "&Number of Intervals:";
            this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
            // 
            // comboBoxIntervalNumber
            // 
            this.comboBoxIntervalNumber.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
            this.comboBoxIntervalNumber.Items.AddRange(new object[] {
            "4",
            "10",
            "20",
            "30"});
            this.comboBoxIntervalNumber.Location = new System.Drawing.Point(366, 8);
            this.comboBoxIntervalNumber.Name = "comboBoxIntervalNumber";
            this.comboBoxIntervalNumber.Size = new System.Drawing.Size(160, 44);
            this.comboBoxIntervalNumber.TabIndex = 1;
            this.comboBoxIntervalNumber.SelectedIndexChanged += new System.EventHandler(this.comboBoxIntervalNumber_SelectedIndexChanged);
            // 
            // chart1
            // 
            this.chart1.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(243)))), ((int)(((byte)(223)))), ((int)(((byte)(193)))));
            this.chart1.BackGradientStyle = System.Windows.Forms.DataVisualization.Charting.GradientStyle.TopBottom;
            this.chart1.BorderlineColor = System.Drawing.Color.FromArgb(((int)(((byte)(181)))), ((int)(((byte)(64)))), ((int)(((byte)(1)))));
            this.chart1.BorderlineDashStyle = System.Windows.Forms.DataVisualization.Charting.ChartDashStyle.Solid;
            this.chart1.BorderlineWidth = 2;
            this.chart1.BorderSkin.SkinStyle = System.Windows.Forms.DataVisualization.Charting.BorderSkinStyle.Emboss;
            chartArea1.AlignWithChartArea = "HistogramArea";
            chartArea1.Area3DStyle.Inclination = 15;
            chartArea1.Area3DStyle.IsClustered = true;
            chartArea1.Area3DStyle.IsRightAngleAxes = false;
            chartArea1.Area3DStyle.Perspective = 10;
            chartArea1.Area3DStyle.Rotation = 10;
            chartArea1.Area3DStyle.WallWidth = 0;
            chartArea1.AxisX.Enabled = System.Windows.Forms.DataVisualization.Charting.AxisEnabled.True;
            chartArea1.AxisX.LabelAutoFitStyle = ((System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles)(((System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles.IncreaseFont | System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles.DecreaseFont)
            | System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles.WordWrap)));
            chartArea1.AxisX.LabelStyle.Enabled = false;
            chartArea1.AxisX.LabelStyle.Font = new System.Drawing.Font("Trebuchet MS", 8.25F, System.Drawing.FontStyle.Bold);
            chartArea1.AxisX.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea1.AxisX.MajorGrid.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea1.AxisX.MajorTickMark.LineColor = System.Drawing.Color.Transparent;
            chartArea1.AxisX.MajorTickMark.Size = 1.5F;
            chartArea1.AxisX.Title = "One axis data distribution chart";
            chartArea1.AxisX.TitleFont = new System.Drawing.Font("Trebuchet MS", 8F);
            chartArea1.AxisY.IsReversed = true;
            chartArea1.AxisY.LabelStyle.Enabled = false;
            chartArea1.AxisY.LabelStyle.Font = new System.Drawing.Font("Trebuchet MS", 8.25F, System.Drawing.FontStyle.Bold);
            chartArea1.AxisY.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea1.AxisY.MajorGrid.Enabled = false;
            chartArea1.AxisY.MajorGrid.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea1.AxisY.MajorTickMark.Enabled = false;
            chartArea1.AxisY.Maximum = 2D;
            chartArea1.AxisY.Minimum = 0D;
            chartArea1.AxisY2.IsLabelAutoFit = false;
            chartArea1.AxisY2.LabelStyle.Font = new System.Drawing.Font("Trebuchet MS", 8.25F, System.Drawing.FontStyle.Bold);
            chartArea1.BackColor = System.Drawing.Color.OldLace;
            chartArea1.BackGradientStyle = System.Windows.Forms.DataVisualization.Charting.GradientStyle.TopBottom;
            chartArea1.BackSecondaryColor = System.Drawing.Color.White;
            chartArea1.BorderColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea1.BorderDashStyle = System.Windows.Forms.DataVisualization.Charting.ChartDashStyle.Solid;
            chartArea1.Name = "Default";
            chartArea1.Position.Auto = false;
            chartArea1.Position.Height = 15F;
            chartArea1.Position.Width = 96F;
            chartArea1.Position.X = 3F;
            chartArea1.Position.Y = 4F;
            chartArea1.ShadowColor = System.Drawing.Color.Transparent;
            chartArea2.Area3DStyle.Inclination = 15;
            chartArea2.Area3DStyle.IsClustered = true;
            chartArea2.Area3DStyle.IsRightAngleAxes = false;
            chartArea2.Area3DStyle.Perspective = 10;
            chartArea2.Area3DStyle.Rotation = 10;
            chartArea2.Area3DStyle.WallWidth = 0;
            chartArea2.AxisX.LabelAutoFitStyle = ((System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles)((((System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles.IncreaseFont | System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles.DecreaseFont)
            | System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles.LabelsAngleStep90)
            | System.Windows.Forms.DataVisualization.Charting.LabelAutoFitStyles.WordWrap)));
            chartArea2.AxisX.LabelStyle.Font = new System.Drawing.Font("Trebuchet MS", 8.25F, System.Drawing.FontStyle.Bold);
            chartArea2.AxisX.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea2.AxisX.MajorGrid.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea2.AxisX.Title = "Histogram (Frequency Diagram)";
            chartArea2.AxisX.TitleFont = new System.Drawing.Font("Trebuchet MS", 8F);
            chartArea2.AxisY.LabelStyle.Font = new System.Drawing.Font("Trebuchet MS", 8.25F, System.Drawing.FontStyle.Bold);
            chartArea2.AxisY.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea2.AxisY.MajorGrid.LineColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea2.AxisY2.IsLabelAutoFit = false;
            chartArea2.AxisY2.LabelStyle.Font = new System.Drawing.Font("Trebuchet MS", 8.25F, System.Drawing.FontStyle.Bold);
            chartArea2.BackColor = System.Drawing.Color.OldLace;
            chartArea2.BackGradientStyle = System.Windows.Forms.DataVisualization.Charting.GradientStyle.TopBottom;
            chartArea2.BackSecondaryColor = System.Drawing.Color.White;
            chartArea2.BorderColor = System.Drawing.Color.FromArgb(((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))), ((int)(((byte)(64)))));
            chartArea2.BorderDashStyle = System.Windows.Forms.DataVisualization.Charting.ChartDashStyle.Solid;
            chartArea2.Name = "HistogramArea";
            chartArea2.Position.Auto = false;
            chartArea2.Position.Height = 77F;
            chartArea2.Position.Width = 93F;
            chartArea2.Position.X = 3F;
            chartArea2.Position.Y = 18F;
            chartArea2.ShadowColor = System.Drawing.Color.Transparent;
            this.chart1.ChartAreas.Add(chartArea1);
            this.chart1.ChartAreas.Add(chartArea2);
            this.chart1.Dock = System.Windows.Forms.DockStyle.Fill;
            legend1.BackColor = System.Drawing.Color.Transparent;
            legend1.Enabled = false;
            legend1.Font = new System.Drawing.Font("Trebuchet MS", 8.25F, System.Drawing.FontStyle.Bold);
            legend1.IsTextAutoFit = false;
            legend1.Name = "Default";
            this.chart1.Legends.Add(legend1);
            this.chart1.Location = new System.Drawing.Point(0, 104);
            this.chart1.Name = "chart1";
            series1.BorderColor = System.Drawing.Color.FromArgb(((int)(((byte)(180)))), ((int)(((byte)(26)))), ((int)(((byte)(59)))), ((int)(((byte)(105)))));
            series1.ChartArea = "Default";
            series1.ChartType = System.Windows.Forms.DataVisualization.Charting.SeriesChartType.Point;
            series1.Color = System.Drawing.Color.FromArgb(((int)(((byte)(120)))), ((int)(((byte)(252)))), ((int)(((byte)(180)))), ((int)(((byte)(65)))));
            series1.Enabled = false;
            series1.Legend = "Default";
            series1.MarkerSize = 9;
            series1.Name = "RawData";
            series1.XValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Double;
            series1.YValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Double;
            series2.BorderColor = System.Drawing.Color.FromArgb(((int)(((byte)(110)))), ((int)(((byte)(26)))), ((int)(((byte)(59)))), ((int)(((byte)(105)))));
            series2.ChartArea = "Default";
            series2.ChartType = System.Windows.Forms.DataVisualization.Charting.SeriesChartType.Point;
            series2.Color = System.Drawing.Color.FromArgb(((int)(((byte)(120)))), ((int)(((byte)(252)))), ((int)(((byte)(180)))), ((int)(((byte)(65)))));
            series2.Legend = "Default";
            series2.MarkerSize = 8;
            series2.Name = "DataDistribution";
            series2.XValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Double;
            series2.YValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Double;
            series3.BorderColor = System.Drawing.Color.FromArgb(((int)(((byte)(180)))), ((int)(((byte)(26)))), ((int)(((byte)(59)))), ((int)(((byte)(105)))));
            series3.ChartArea = "HistogramArea";
            series3.Color = System.Drawing.Color.FromArgb(((int)(((byte)(224)))), ((int)(((byte)(64)))), ((int)(((byte)(10)))));
            series3.IsValueShownAsLabel = true;
            series3.Legend = "Default";
            series3.Name = "Histogram";
            series3.XValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Double;
            series3.YValueType = System.Windows.Forms.DataVisualization.Charting.ChartValueType.Double;
            this.chart1.Series.Add(series1);
            this.chart1.Series.Add(series2);
            this.chart1.Series.Add(series3);
            this.chart1.Size = new System.Drawing.Size(904, 760);
            this.chart1.TabIndex = 1;
            // 
            // HistogramChart
            // 
            this.BackColor = System.Drawing.Color.White;
            this.Controls.Add(this.chart1);
            this.Controls.Add(this.panel1);
            this.Controls.Add(this.labelSampleComment);
            this.Font = new System.Drawing.Font("Verdana", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
            this.Name = "HistogramChart";
            this.Size = new System.Drawing.Size(1460, 864);
            this.Load += new System.EventHandler(this.PieChartType_Load);
            this.panel1.ResumeLayout(false);
            this.panel1.PerformLayout();
            ((System.ComponentModel.ISupportInitialize)(this.chart1)).EndInit();
            this.ResumeLayout(false);

        }
        #endregion

        private void UpdateChartSettings()
        {
            if (!this.loadingData)
            {
                // Create a histogram series
                HistogramChartHelper histogramHelper = new HistogramChartHelper();
                histogramHelper.SegmentIntervalNumber = int.Parse(comboBoxIntervalNumber.Text);
                histogramHelper.ShowPercentOnSecondaryYAxis = checkBoxShowPercents.Checked;
                // NOTE: Interval width may be specified instead of interval number
                //histogramHelper.SegmentIntervalWidth = 15;
                histogramHelper.CreateHistogram(chart1, "RawData", "Histogram");
                // Set same X axis scale and interval in the single axis data distribution 
                // chart area as in the histogram chart area.
                chart1.ChartAreas["Default"].AxisX.Minimum = chart1.ChartAreas["HistogramArea"].AxisX.Minimum;
                chart1.ChartAreas["Default"].AxisX.Maximum = chart1.ChartAreas["HistogramArea"].AxisX.Maximum;
                chart1.ChartAreas["Default"].AxisX.Interval = chart1.ChartAreas["HistogramArea"].AxisX.Interval;
            }
        }

        private void PieChartType_Load(object sender, System.EventArgs e)
        {
            // Populate chart with random data
            Random rand = new Random();
            for (int index = 1; index < 70; index++)
            {
                int maxValue = (int)Math.Pow(rand.Next(100, 1000) / 100.0, 2.0);
                double newVal = 100 + rand.Next(0, (int)maxValue);
                chart1.Series["RawData"].Points.AddY(newVal);
                newVal = 100 + rand.Next(-(int)maxValue, 0);
                chart1.Series["RawData"].Points.AddY(newVal);
            }

            // Populate single axis data distribution series. Show Y value of the
            // data series as X value and set all Y values to 1.
            foreach (DataPoint dataPoint in chart1.Series["RawData"].Points)
            {
                chart1.Series["DataDistribution"].Points.AddXY(dataPoint.YValues[0], 1);
            }

            // Set current selection
            this.loadingData = true;
            comboBoxIntervalNumber.SelectedIndex = 1;
            this.loadingData = false;

            // Update chart
            UpdateChartSettings();
        }

        private void comboBoxIntervalNumber_SelectedIndexChanged(object sender, System.EventArgs e)
        {
            // Update chart
            UpdateChartSettings();
        }

        private void checkBoxShowPercents_CheckedChanged(object sender, System.EventArgs e)
        {
            // Update chart
            UpdateChartSettings();
        }

    }
}