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TIFFANY HOLMES>INTRODUCTION TO LINGO>SPRING04>HANDOUT 2

EVENTS>Examples on event handlers

on exitframe on mousewithin on mouseleave
on mouseup on mouseenter on mousedown

SPRITE PROPERTIES>Examples>loc, loch, locv, width, height, rotation, member, membernum, color, blend, etc.

Examples: Setting sprite properties using dot syntax

sprite(2).loc=point(0,0) –(sprite in channel 2 located at top left of stage)
sprite(2).blend=30 --(sprite in channel 2 at 30% opacity)

COMMANDS

go next --go to the next marker AND go previous --go to the previous marker
go to the frame –loop playback head in same frame

CONDITIONALS>Basic structure

if –something is true—then

DO SOMETHING—execute lingo command

end if

Example: Sprite moving down and goes off edge, reappears at top, this script is a frame behavior script and belongs in score script channel (I.E. This script is NOT ATTACHED TO A SPRITE.)

on exitframe

sprite(2).locv=sprite(2).locv+5

if sprite(2).loch > 240 then

sprite(2).locv=0

end if

go the frame

end

FUNCTIONS: A word or phrase that returns a specific number. SAMPLES: random(), the mouseH, the mouseV, the clickOn.

Samples to be typed in Message window:

Put the mouseH --puts the horizontal coordinate of the mouse’s location
Put random(10) --randomly returns a whole number between 1 and 10
Put the mouseV --puts the vertical coordinate of the mouse’s location
Put the clickOn --puts the channel number of the sprite last clicked

Advanced topics to be covered later: LISTS/ARRAY and REPEAT LOOPS