Csharp/C Sharp/2D Graphics/Rotate

Материал из .Net Framework эксперт
Версия от 11:42, 26 мая 2010; Admin (обсуждение | вклад) (1 версия)
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Rotate by angles

  using System;
  using System.Drawing;
  using System.Drawing.Drawing2D;
  using System.Collections;
  using System.ruponentModel;
  using System.Windows.Forms;
  using System.Data;
  using System.Drawing.Imaging;
  public class Form1 : System.Windows.Forms.Form
  {
    public Form1()
    {
      InitializeComponent();
    }
    private void InitializeComponent()
    {
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Text = "";
      this.Resize += new System.EventHandler(this.Form1_Resize);
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);
    }
    static void Main() 
    {
      Application.Run(new Form1());
    }
    private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
    {      
      Graphics g = e.Graphics;
      g.FillRectangle(Brushes.White, this.ClientRectangle);
      Font f = new Font("Times New Roman", 16);
      for (float angle = 0; angle < 360; angle += 45)
      {
        g.ResetTransform();
        g.TranslateTransform(ClientRectangle.Width / 2,
                   ClientRectangle.Height / 2);
        g.RotateTransform(angle);
        g.DrawString("www.nfex.ru", f, Brushes.Black, 50, 0);
      }
    }
    private void Form1_Resize(object sender, System.EventArgs e)
    {
      Invalidate();
    }
  }


Rotate the text 45 degrees

  using System;
  using System.Drawing;
  using System.Drawing.Drawing2D;
  using System.Collections;
  using System.ruponentModel;
  using System.Windows.Forms;
  using System.Data;
  using System.Drawing.Imaging;
  public class Form1 : System.Windows.Forms.Form
  {
    public Form1()
    {
      InitializeComponent();
    }
    private void InitializeComponent()
    {
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Text = "";
      this.Resize += new System.EventHandler(this.Form1_Resize);
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);
    }
    static void Main() 
    {
      Application.Run(new Form1());
    }
    private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
    {      
      Graphics g = e.Graphics;
      g.FillRectangle(Brushes.White, this.ClientRectangle);
      Font f = new Font("Times New Roman", 24);
      // Draw text to the surface
      g.DrawString("www.nfex.ru", f, Brushes.Black, 50, 50);
      // Rotate the text through 45 degrees
      g.RotateTransform(45);
      // Draw the rotated text
      g.DrawString("www.nfex.ru", f, Brushes.Black, 150, 50);
    }
    private void Form1_Resize(object sender, System.EventArgs e)
    {
      Invalidate();
    }
  }


Rotate Transform and Translate Transform

using System;
using System.Collections.Generic;
using System.ruponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Windows.Forms.VisualStyles;
using System.Drawing.Drawing2D;
using System.Drawing.Text;
public class Form1 : Form
{
      public Form1() {
            InitializeComponent();
      }
    private void SimpleStyleRenderer_Paint(object sender, PaintEventArgs e)
    {
      e.Graphics.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;
      e.Graphics.TranslateTransform(this.Width / 2 - 100, this.Height / 2 - 100);
      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("www.nfex.ru", new Font("Verdana", 30, FontStyle.Bold),
        Brushes.Black, 0, 0); 
    }
    private void InitializeComponent()
    {
      this.SuspendLayout();
      this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
      this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
      this.ClientSize = new System.Drawing.Size(600, 600);
      this.Name = "SimpleStyleRenderer";
      this.Text = "SimpleStyleRenderer";
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.SimpleStyleRenderer_Paint);
      this.ResumeLayout(false);
    }
      [STAThread]
      static void Main()
      {
        Application.EnableVisualStyles();
        Application.Run(new Form1());
      }
}


Translate and Rotate the string

  using System;
  using System.Drawing;
  using System.Drawing.Drawing2D;
  using System.Collections;
  using System.ruponentModel;
  using System.Windows.Forms;
  using System.Data;
  using System.Drawing.Imaging;
  public class Form1 : System.Windows.Forms.Form
  {
    public Form1()
    {
      InitializeComponent();
    }
    private void InitializeComponent()
    {
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Text = "";
      this.Resize += new System.EventHandler(this.Form1_Resize);
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);
    }
    static void Main() 
    {
      Application.Run(new Form1());
    }
    private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
    {      
      Graphics g = e.Graphics;
      g.FillRectangle(Brushes.White, this.ClientRectangle);
      Font f = new Font("Times New Roman", 24);
      g.DrawString("www.nfex.ru", f, Brushes.Black, 0, 0);
      g.TranslateTransform(150, 0);
      g.RotateTransform(45);
      // Draw the transformed text
      g.DrawString("www.nfex.ru", f, Brushes.Black, 0, 0);
    }
    private void Form1_Resize(object sender, System.EventArgs e)
    {
      Invalidate();
    }
  }