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Chapter 3 by Mind Map: Chapter 3

1. Importance of text

1.1. simplest of data types and requires the least amount of storage

1.2. form of symbols,words,sentences & paragraphs

1.3. vital element of multimedia menus, navigation systems and content

2. Understanding fonts & typefaces

2.1. Typeface

2.1.1. family of graphic characters

2.1.2. often with many type sizes & styles

2.2. Font

2.2.1. collection of characters of single size

2.2.2. style belonging to a particular typeface family

2.3. Fonts & typeface includes

2.3.1. Font styles

2.3.1.1. Boldface

2.3.1.2. Italic

2.3.1.3. Underlining

2.3.1.4. Outlining

2.3.2. Font terminology

2.3.2.1. Baseline

2.3.2.2. Cap height

2.3.2.3. x-height

2.3.2.4. Ascenders/descenders

2.3.2.5. Kerning

2.3.2.6. Tracking

2.3.3. Cases

3. Text element

3.1. Menus for navigation

3.2. Interactive buttons

3.3. Fields for reading

3.4. HTML documents

3.5. Symbols and icons

4. Bitmap

4.1. Bitmap font

4.1.1. consist of matrix of dots/ pixels representing the image

4.1.2. File size increase as more sizes are added

4.1.3. require a lot of memory

4.1.4. non-scalable

5. Vector

5.1. Vector fonts

5.1.1. drawing use instructions & mathematical formulae

5.1.2. can draw any size by scaling the vector

5.1.3. file size much smaller than bitmaps

6. Character sets

6.1. computers can only understand numbers

6.2. each character is represented by unique 7-bit binary code word

7. Extended Character Set (ISO Latin-1)

7.1. extra 1 bit in ASCII, up to 256 characters

7.2. used while programming the text of HTML pages

8. Unicode

8.1. 16-bit architecture for multilingual text & character coding

8.2. can support a wide variety of non-Roman alphabets

9. Font editing and design tools

9.1. Fontographer

9.1.1. a specialized graphics editor

9.1.2. can modify existing typefaces & incorporate PostScript artwork

10. Hypertext

10.1. text which contains links to other texts

10.2. subset of hypermedia

11. Hypermedia

11.1. not constrained to be text-based

11.2. it can include other media

12. Hypermedia structure

12.1. Links

12.1.1. connections between conceptual elements

12.1.2. navigation pathways and menus

12.2. Nodes

12.2.1. accessible topics, document, message & content elements

12.2.2. links form the backbone o fa knowledge access system

12.3. Anchors

12.3.1. as reference from one document to another document