Create Graphics object From Image : Bitmap : Graphics C# Source Code

Create Graphics object From Image

    
 

using System;
using System.Drawing;
using System.Windows.Forms;
   
class HelloWorldBitmap: Form
{
     const  float fResolution = 300;
     Bitmap bitmap = new Bitmap(1, 1);
   
     public static void Main()
     {
          Application.Run(new HelloWorldBitmap());
     }
     public HelloWorldBitmap()
     {
          ResizeRedraw = true; 
          
          bitmap.SetResolution(fResolution, fResolution);
   
          Graphics grfx = Graphics.FromImage(bitmap);
          Font     font = new Font("Times New Roman", 72);
          Size     size = grfx.MeasureString(Text, font).ToSize();
   
          bitmap = new Bitmap(bitmap, size);
          bitmap.SetResolution(fResolution, fResolution);
               
          grfx = Graphics.FromImage(bitmap);
          grfx.Clear(Color.White);
          grfx.DrawString(Text, font, Brushes.Black, 0, 0);
          grfx.Dispose();
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          grfx.DrawImage(bitmap, 0, 0);
     }
}

 
    
   
  
   

Related in same category :
• Draw on an Bitmap
• Resize the Bitmap using the lowest quality interpolation mode
• Resize the Bitmap using the highest quality interpolation mode
• Bitmap.SetResolution
• Bitmap property
• Create your own BitMap
• Draw shapes to the bitmap in memory
• new Bitmap(bitmap, size)
• Read Bitmap Size by using BinaryReader
• Bitmap.HorizontalResolution
• Use a color matrix to change the color properties of the image
• Create a Bitmap image in memory and set its CompositingMode
• Create a red color with an alpha component then draw a red circle to the bitmap in memory
• Create a green color with an alpha component then draw a green rectangle to the bitmap in memory
• write the pixel information to the console window
• Double buffer with Bitmap