Unit 3 Lesson Plan -article.com



Unit 3 Lesson Plan

1. Images on the Web

a. Raster versus Vector

b. Lossless or Lossy

c. GIF

i. (Graphics Interchange Format)

ii. LZW Compression (Lossless)

iii. 256 Colors

iv. Versions

1. GIF 87a – Transparency and Interlacing

2. GIF 89a – Transparency, Interlacing, and Animation

d. JPEG

i. 24 Bit

ii. Photographic Images

iii. Progressive Vs Standard

e. PNG

i. Lossless

ii. Variable bit depth when stored (8, 24, 32bit)

iii. Gamma Correction

1. PNG stores Gamma Correction (contrast) on the machine that created it

2. Adjusts if there needs to be a change on target

3. Each machine must know their own gamma

iv. Alpha Channel Transparency

1. RGBA

f. Using the

g. Making an img a link

h. Pathing (Absolute vs. Relative)

2. Image Maps

a. Purpose: Make portions of an Image linkable to separate places

b. CODE:

3. Frames (15 min)

a. Discussion

4. Frames Demonstration (15 min)

a. Demo should intclude TARGETS

TARGET="_blank"

This target will cause the link to always be loaded in a new blank window. This window is not named.

TARGET="_self"

This target causes the link to always load in the same window the anchor was clicked in. This is useful for overriding a globally assigned BASE target.

TARGET="_parent"

This target makes the link load in the immediate FRAMESET parent of this document. This defaults to acting like "_self" if the document has no parent.

TARGET="_top"

b. This target makes the link load in the full body of the window. This defaults to acting like "_self" if the document is already at the top. It is useful for breaking out of an arbitrarily deep FRAME nesting.

5. Multimedia

a. Strategies – Link or Embed

b.

c.

d. …

e. …

f. bgsound

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