The Essential Guide to HTML5

INDEX

draw2 function
for single-die throws, in craps game sample,
41
for two-die throws, in craps game sample, 48
draw2mid function
for single-die throws, in craps game sample,
41
for two-die throws, in craps game sample, 48
draw4 function
for single-die throws, in craps game sample,
41
for two-die throws, in craps game sample, 48
drawAline function, for mazes sample, 219, 233,
246
drawall function
for cannonball sample, 111, 118
for mazes sample, 232, 246
for rock-paper-scissors game sample, 265,
275
for slingshot sample, 109, 110, 128
drawAnImage function
for cannonball sample, 119
for slingshot sample, 129
drawback function, for memory game sample,
154, 167
drawball function, 102
for cannonball sample, 111, 118
for slingshot sample, 129
drawface function
for single-die throws, in craps game sample,
40
for two-die throws, in craps game sample, 47
drawImage function, 147
drawing, 2, 21, 29–38
bouncing ball sample and, 70–80
craps game sample and, 32–38
practicing/experimenting with, 300
translations for, 103–107
drawrects function
for cannonball sample, 111, 118
for slingshot sample, 129
drawsling function, for slingshot sample, 107,
129
drawThrow function, for rock-paper-scissors
game sample, 264, 275
drawtoken function, for mazes sample, 219,
233, 246

drawpoly function, for memory game sample,

155

dx variable, 47

dy variable, 47

E

elements

generated dynamically, 184, 186–189

nested, 4, 5

placing on top of other elements, 192

types of, 4, 7, 10

eludication.org, 323

e-mail addresses, input validation and, 79

encoding, 146, 230

ending tag, 4, 19

equal sign (=) assignment operator, 26, 28

equal signs (==) comparison operator, 28

errors

common errors and, 19, 65

HTML syntax and, 11

event-driven programming, 111

event handling, 220

clickable buttons and, 265

timing interval event and, 76

everything array, 101, 103

curwall variable and, 231

mazes sample and, 219

rock-paper-scissors game sample and, 265

rotation/translation and, 106

expressions, 25

F

facts array, 184, 193

fair use, linking web sites and, 18

favorite web sites (sample), 2–19

building, 11–19

customizing, 18

downloading, 8

testing/uploading, 19

feedback, 183

craps game sample and, 24

input validation and, 80

quiz sample and, 179, 182–184, 190, 201

when clicking outside of buttons, 266

for wrong key press, in blackjack card game,

322