Create Graphics object From Image : Bitmap « 2D Graphics « C# / C Sharp

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C# / C Sharp » 2D Graphics » Bitmap Screenshots  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 examples in the same category 1. Draw on an Bitmap 2. Resize the Bitmap using the lowest quality interpolation mode 3. Resize the Bitmap using the highest quality interpolation mode 4. Bitmap.SetResolution 5. Bitmap property: Height, Physical Dimension, width, raw format and size 6. Create your own BitMap 7. Draw shapes to the bitmap in memory 8. new Bitmap(bitmap, size) 9. Read Bitmap Size by using BinaryReader 10. Bitmap.HorizontalResolution 11. Use a color matrix to change the color properties of the image 12. Create a Bitmap image in memory and set its CompositingMode 13. Create a red color with an alpha component then draw a red circle to the bitmap in memory 14. Create a green color with an alpha component then draw a green rectangle to the bitmap in memory 15. write the pixel information to the console window 16. Double buffer with Bitmap 17. Draw an array of images 18. Bit operation with PixelFormat.Alpha 19. PixelFormat.DontCare 20. Scale Bitmap By Percent