graphics - Graphics Graphics functionality provides the...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
87 Graphics Graphics functionality provides the ability to present a large of information in a relatively small region of the screen or on a sheet of paper A picture is worth 6000 bytes (if words average 6 bytes) Examples: – Excel charts – Drawing – Painting – Images and video
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
88 Drawing and Painting Drawing deals with vector objects while painting deals with bitmaps A vector object is stored inside the computer as a mathematical description example: rectangle upper left corner at pixel coordinates (100,250) width 3 inches height 2 inches A bitmap is stored as a collection of pixels example: lit pixels at pixel coordinates (101,250), (102,250), . .. (400,250) x y Drawing and painting are done using a GUI and a mouse (or other pointing device) * 100 250 pixel coordinates (100,250)
Background image of page 2
89 Vector Objects and Bitmaps vector objects bitmaps What you actually see on the screen or on a printer is a bitmap How it’s stored in the computer determines whether it’s a vector object or a bitmap
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
90 Vector Object Attributes Vector objects have attributes which can be changed, such as: pen pattern, line
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 12/07/2009 for the course MGMT E-110 taught by Professor Koltz during the Summer '09 term at Harvard.

Page1 / 12

graphics - Graphics Graphics functionality provides the...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online