using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace contentHierarchy
{
  /// <summary>
  /// Summary description for Form1.
  /// </summary>
  public class Form1 : System.Windows.Forms.Form
  {
    private System.Windows.Forms.Panel leftPanel;
    private System.Windows.Forms.Panel bottomPanel;
    private System.Windows.Forms.StatusBar statusBar1;
    private System.Windows.Forms.Panel buttonPanel;
    private System.Windows.Forms.Button redButton;
    private System.Windows.Forms.Button greenButton;
    private System.Windows.Forms.Button blueButton;
    private System.Windows.Forms.Panel fillPanel;
    /// <summary>
    /// Required designer variable.
    /// </summary>
    private System.ComponentModel.Container components = null;

    public Form1()
    {
      //
      // Required for Windows Form Designer support
      //
      InitializeComponent();

      //
      // TODO: Add any constructor code after InitializeComponent 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 Windows Form 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()
    {
      this.leftPanel = new System.Windows.Forms.Panel();
      this.buttonPanel = new System.Windows.Forms.Panel();
      this.blueButton = new System.Windows.Forms.Button();
      this.greenButton = new System.Windows.Forms.Button();
      this.redButton = new System.Windows.Forms.Button();
      this.bottomPanel = new System.Windows.Forms.Panel();
      this.fillPanel = new System.Windows.Forms.Panel();
      this.statusBar1 = new System.Windows.Forms.StatusBar();
      this.leftPanel.SuspendLayout();
      this.buttonPanel.SuspendLayout();
      this.bottomPanel.SuspendLayout();
      this.SuspendLayout();
      // 
      // leftPanel
      // 
      this.leftPanel.BackColor = 
        System.Drawing.Color.FromArgb(((System.Byte)(192)), 
        ((System.Byte)(255)), ((System.Byte)(255)));
      this.leftPanel.Controls.AddRange(new System.Windows.Forms.Control[] {
        this.buttonPanel});
      this.leftPanel.Dock = System.Windows.Forms.DockStyle.Left;
      this.leftPanel.Name = "leftPanel";
      this.leftPanel.Size = new System.Drawing.Size(104, 277);
      this.leftPanel.TabIndex = 0;
      // 
      // buttonPanel
      // 
      this.buttonPanel.Anchor = (System.Windows.Forms.AnchorStyles.Left 
        | System.Windows.Forms.AnchorStyles.Right);
      this.buttonPanel.BackColor = 
        System.Drawing.Color.FromArgb(((System.Byte)(255)), 
        ((System.Byte)(255)), ((System.Byte)(192)));
      this.buttonPanel.Controls.AddRange(new System.Windows.Forms.Control[] {
        this.blueButton,
        this.greenButton,
        this.redButton});
      this.buttonPanel.Location = new System.Drawing.Point(8, 82);
      this.buttonPanel.Name = "buttonPanel";
      this.buttonPanel.Size = new System.Drawing.Size(88, 104);
      this.buttonPanel.TabIndex = 0;
      // 
      // blueButton
      // 
      this.blueButton.Anchor = ((System.Windows.Forms.AnchorStyles.Bottom 
        | System.Windows.Forms.AnchorStyles.Left) 
        | System.Windows.Forms.AnchorStyles.Right);
      this.blueButton.BackColor = 
        System.Drawing.Color.FromArgb(((System.Byte)(192)), 
        ((System.Byte)(192)), ((System.Byte)(255)));
      this.blueButton.Location = new System.Drawing.Point(8, 76);
      this.blueButton.Name = "blueButton";
      this.blueButton.TabIndex = 2;
      this.blueButton.Text = "Blue";
      // 
      // greenButton
      // 
      this.greenButton.Anchor = (System.Windows.Forms.AnchorStyles.Left 
        | System.Windows.Forms.AnchorStyles.Right);
      this.greenButton.BackColor = 
        System.Drawing.Color.FromArgb(((System.Byte)(192)), 
        ((System.Byte)(255)), ((System.Byte)(192)));
      this.greenButton.Location = new System.Drawing.Point(8, 42);
      this.greenButton.Name = "greenButton";
      this.greenButton.TabIndex = 1;
      this.greenButton.Text = "green";
      // 
      // redButton
      // 
      this.redButton.Anchor = ((System.Windows.Forms.AnchorStyles.Top 
        | System.Windows.Forms.AnchorStyles.Left) 
        | System.Windows.Forms.AnchorStyles.Right);
      this.redButton.BackColor = 
        System.Drawing.Color.FromArgb(((System.Byte)(255)), 
        ((System.Byte)(192)), ((System.Byte)(192)));
      this.redButton.Location = new System.Drawing.Point(8, 8);
      this.redButton.Name = "redButton";
      this.redButton.TabIndex = 0;
      this.redButton.Text = "Red";
      // 
      // bottomPanel
      // 
      this.bottomPanel.BackColor = 
        System.Drawing.Color.FromArgb(((System.Byte)(255)), 
        ((System.Byte)(192)), ((System.Byte)(255)));
      this.bottomPanel.Controls.AddRange(new System.Windows.Forms.Control[] {
        this.fillPanel, 
        this.leftPanel});
      this.bottomPanel.Dock = System.Windows.Forms.DockStyle.Fill;
      this.bottomPanel.Name = "bottomPanel";
      this.bottomPanel.Size = new System.Drawing.Size(292, 277);
      this.bottomPanel.TabIndex = 1;
      // 
      // fillPanel
      // 
      this.fillPanel.Anchor = 
        (((System.Windows.Forms.AnchorStyles.Top 
        | System.Windows.Forms.AnchorStyles.Bottom) 
        | System.Windows.Forms.AnchorStyles.Left) 
        | System.Windows.Forms.AnchorStyles.Right);
      this.fillPanel.AutoScroll = true;
      this.fillPanel.AutoScrollMargin = new System.Drawing.Size(20, 20);
      this.fillPanel.AutoScrollMinSize = new System.Drawing.Size(500, 500);
      this.fillPanel.BackColor = System.Drawing.Color.White;
      this.fillPanel.Location = new System.Drawing.Point(104, 0);
      this.fillPanel.Name = "fillPanel";
      this.fillPanel.Size = new System.Drawing.Size(188, 256);
      this.fillPanel.TabIndex = 1;
      this.fillPanel.MouseUp += 
        new System.Windows.Forms.MouseEventHandler(this.onMouseUp);
      // 
      // statusBar1
      // 
      this.statusBar1.Location = new System.Drawing.Point(0, 255);
      this.statusBar1.Name = "statusBar1";
      this.statusBar1.Size = new System.Drawing.Size(292, 22);
      this.statusBar1.TabIndex = 2;
      this.statusBar1.Text = 
        "scroll and click in white panel to see point values";
      // 
      // Form1
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 277);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
        this.statusBar1,
        this.bottomPanel});
      this.Name = "Form1";
      this.Text = "Content Hierarchy";
      this.leftPanel.ResumeLayout(false);
      this.buttonPanel.ResumeLayout(false);
      this.bottomPanel.ResumeLayout(false);
      this.ResumeLayout(false);

    }
    #endregion

    /// <summary>
    /// The main entry point for the application.
    /// </summary>
    [STAThread]
    static void Main() 
    {
      Application.Run(new Form1());
    }

    private void onMouseUp(object sender, 
      System.Windows.Forms.MouseEventArgs e)
      {
      Point scrollPoint, actualPt, drawnPt;
      scrollPoint = fillPanel.AutoScrollPosition;

      if (e.Button == MouseButtons.Left) {
        actualPt = new Point(e.X - scrollPoint.X, e.Y - scrollPoint.Y); 
        drawnPt = new Point(actualPt.X + scrollPoint.X, 
          actualPt.Y + scrollPoint.Y);

        Graphics g = fillPanel.CreateGraphics();
        g.FillRectangle(Brushes.Black, drawnPt.X, drawnPt.Y, 5, 5);
        g.Dispose();

        MessageBox.Show(" X = " + e.X.ToString() + "  Y = " + e.Y.ToString() 
          + "\n" +
          " AutoScrollPosition " + fillPanel.AutoScrollPosition.ToString() 
          + "\n" +
          " actual point " + actualPt.ToString() + "\n" +
          " drawn point " + drawnPt.ToString());
      }       
      
    }
  }
}