Create an in-memory bitmap and draw and Display the bitmap in the picture box : PictureBox « GUI Windows Forms « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. GUI Windows Forms
3. PictureBox

using System;
using System.Drawing;
using System.Windows.Forms;

public class BitmapCreateDrawing : Form
{
    public BitmapCreateDrawing()
    {
        this.panel1 = new System.Windows.Forms.Panel();
        this.pictureBox1 = new System.Windows.Forms.PictureBox();
        this.panel1.SuspendLayout();
        ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
        this.SuspendLayout();
        // 
        // panel1
        // 
        this.panel1.AutoScroll = true;
        this.panel1.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
        this.panel1.Controls.Add(this.pictureBox1);
        this.panel1.Location = new System.Drawing.Point(12, 12);
        this.panel1.Size = new System.Drawing.Size(268, 242);

        this.pictureBox1.Location = new System.Drawing.Point(73, 62);
        this.pictureBox1.Size = new System.Drawing.Size(111, 144);
        this.pictureBox1.TabStop = false;

        this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
        this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
        this.ClientSize = new System.Drawing.Size(296, 270);
        this.Controls.Add(this.panel1);
        this.panel1.ResumeLayout(false);
        ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit();
        this.ResumeLayout(false);

        string text = "string";
        Font font = new Font("Tahoma", 20);
        
        Bitmap b = new Bitmap(600, 600);
        using (Graphics g = Graphics.FromImage(b))
        {
            g.FillRectangle(Brushes.White, new Rectangle(0, 0, 
                b.Width, b.Height));

            g.DrawString(text, font, Brushes.Black, 50, 60);
        }
        pictureBox1.BackgroundImage = b;
        pictureBox1.Size = b.Size;
        
    }
    [STAThread]
    static void Main()
    {
        Application.EnableVisualStyles();
        Application.SetCompatibleTextRenderingDefault(false);
        Application.Run(new BitmapCreateDrawing());
    }

    private System.Windows.Forms.Panel panel1;
    private System.Windows.Forms.PictureBox pictureBox1;

}

23.22.PictureBox
	23.22.1.	Normal PictureBox
	23.22.2.	AutoSize PictureBox
	23.22.3.	CenterImage PictureBox
	23.22.4.	StretchImage PictureBox
	23.22.5.	Create an in-memory bitmap and draw and Display the bitmap in the picture box
	23.22.6.	Drag and Drop Image
	23.22.7.	Add Image to PictureBox
	23.22.8.	Change PictureBox Cursor