Using Graphics

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  • Using Graphics
    • Bitmap
      • Tiny dots called pixels
      • Lose quality when enlarged
      • Photographs are generally stored in this format
    • Vector
      • Image is made up of shapes called objects
      • Each part is drawn mathematically
      • Can be enlarged without losing quality
      • Used for graphics such as clip art
    • Resolution
      • How many dots you use for an image
      • If the resolution is too low then the image will be blurry
    • .gif
      • Suitable for graphics or logos
      • 256 Colours available
      • Small file size
      • Used for small animations
    • .jpeg
      • a compressed bitmap image


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