Rotate Transform


   

/*
User Interfaces in C#: Windows Forms and Custom Controls
by Matthew MacDonald

Publisher: Apress
ISBN: 1590590457
*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing.Text;

namespace GDI_Basics
{
    /// <summary>
    /// Summary description for RotateTransform.
    /// </summary>
    public class RotateTransform : System.Windows.Forms.Form
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public RotateTransform()
        {
            //
            // 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()
        {
            // 
            // RotateTransform
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(292, 266);
            this.Name = "RotateTransform";
            this.Text = "RotateTransform";
            this.Paint += new System.Windows.Forms.PaintEventHandler(this.RotateTransform_Paint);

        }
        #endregion



        [STAThread]
        static void Main() 
        {
            Application.Run(new RotateTransform());
        }

        private void RotateTransform_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
        {
            // Optimize text quality.
            e.Graphics.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;

            // Move origin to center of form so we can rotate around that.
            e.Graphics.TranslateTransform(this.Width / 2 - 30, this.Height / 2 - 30);

            DrawText(e.Graphics);
            e.Graphics.RotateTransform(45);
            DrawText(e.Graphics);
            e.Graphics.RotateTransform(75);
            DrawText(e.Graphics);
            e.Graphics.RotateTransform(160);
            DrawText(e.Graphics);

        }

        private void DrawText(Graphics g)
        {
            g.DrawString("Text", new Font("Verdana", 30, FontStyle.Bold), 
                Brushes.Black, 0, 10);
        }

    }
}



           
          


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