Scratch for Java

Installation
Differences to Scratch
Costumes, Backdrops and Sounds
Changelog
Multiple Approach Design

Documentation

Window

getHeight()
getInstance()
getWidth()
isDebug()
setDebug()
setStage()
🚧 exit
🚧 getDeltaTime
🚧 setDefaultFont
🚧 whenExits

Stage

Looks

add()
addBackdrop()
changeColor()
changeTint()
changeTransparency()
display()
getAll()
getCurrentBackdropIndex()
getCurrentBackdropName()
nextBackdrop()
remove()
removeAll()
removeBackdrop()
setColor()
setCursor()
setTint()
setTransparency()
switchBackdrop()
🚧 eraseAll
🚧 eraseBackground
🚧 eraseForeground
🚧 randomBackdrop
🚧 removeAllPens
🚧 removeAllSprites
🚧 removeAllTexts
🚧 setSorter

Sound

addSound()
isSoundPlaying()
playSound()
removeSound()
stopAllSounds()
stopSound()

Events

broadcast(message)
run()
whenBackdropSwitches()
whenIReceive(message)
whenKeyPressed(keyCode)
🚧 whenKeyReleased
🚧 whenMouseClicked
🚧 whenMouseWheelMoved

Sensing

addTimer()
find()
getCurrentDay()
getCurrentDayOfWeek()
getCurrentHour()
getCurrentMillisecond()
getCurrentMinute()
getCurrentMonth()
getCurrentSecond()
getCurrentYear()
getDaysSince2000()
getMouseX()
getMouseY()
getTimer()
isKeyPressed()
isMouseDown()
removeTimer()
🚧 count
🚧 countPens
🚧 countPensOf
🚧 countSprites
🚧 countSpritesOf
🚧 countTexts
🚧 countTextsOf
🚧 findPensOf
🚧 findSpritesOf
🚧 findTextsOf
🚧 getCamera
🚧 getDeltaTime
🚧 getHeight
🚧 getMouse
🚧 getWidth

Operators

pickRandom()

Sprite

Motion

changeX()
changeY()
getDirection()
getX()
getY()
move()
setDirection()
setOnEdgeBounce()
setPosition()
setRotationStyle()
setX()
setY()
turnLeft()
turnRight()
🚧 goToMousePointer
🚧 goToRandomPosition
🚧 goToSprite
🚧 pointInDirection
🚧 pointTowardsMousePointer
🚧 pointTowardsSprite

Looks

addCostume()
changeTint()
changeTransparency()
getCurrentCostumeIndex()
getCurrentCostumeName()
getHeight()
getPixels()
getSize()
getWidth()
goLayersBackwards()
goLayersForwards()
goToBackLayer()
goToFrontLayer()
hide()
isUI
isVisible()
nextCostume()
say()
setSize()
setTint()
setTransparency()
show()
switchCostume()
think()
🚧 stamp
🚧 stampToBackground
🚧 stampToForeground
🚧 stampToUI

Sound

addSound()
isSoundPlaying()
playSound()
removeSound()
stopAllSounds()
stopSound()

Events

broadcast(message)
run()
whenBackdropSwitches()
whenClicked()
whenIReceive(message)
whenKeyPressed(keyCode)
whenMouseMoved(x, y)
🚧 whenAddedFromStage
🚧 whenKeyReleased
🚧 whenMouseClicked
🚧 whenRemovedFromStage

Sensing

addTimer()
distanceToMousePointer()
distanceToSprite()
getCurrentDay()
getCurrentDayOfWeek()
getCurrentHour()
getCurrentMillisecond()
getCurrentMinute()
getCurrentMonth()
getCurrentSecond()
getCurrentYear()
getDaysSince2000()
getHitbox()
getMouseX()
getMouseY()
getTimer()
isKeyPressed()
isMouseDown()
isTouchingEdge()
isTouchingMousePointer()
isTouchingSprite()
removeTimer()
setHitbox()
🚧 disableHitbox
🚧 enableHitbox
🚧 getDeltaTime
🚧 getMouse
🚧 getStage
🚧 getTouchingSprite
🚧 getTouchingSprites

Operators

pickRandom()

Pen

getPen()

Extensions

Timer

afterMillis()
everyMillis()
forMillis()
intervalMillis()
reset()

Animation

AnimatedSprite

Looks

addAnimation()
getAnimationFrame()
getAnimationInterval()
isAnimationPlayed()
playAnimation()
resetAnimation()
setAnimationFrame()
setAnimationInterval()

FS

File

load()
save()

Math

Random

noise()
noiseSeed()
random()
randomInt()
randomSeed()

Vector2

🚧 add
🚧 angle
🚧 distance
🚧 distanceSq
🚧 dot
🚧 fromPolar
🚧 getX
🚧 getY
🚧 length
🚧 lengthSq
🚧 multiply
🚧 normalVector
🚧 reverse
🚧 rotateBy
🚧 rotateTo
🚧 sub
🚧 unitVector

Pen

changeColor()
changeSize()
changeTransparency()
down()
eraseAll()
setColor()
setPosition()
setSize()
setTransparency()
up()

Recorder

FFmpeg
Frame
GIF

camera

🚧 changeX
🚧 changeY
🚧 changeZoom
🚧 getPosition
🚧 getX
🚧 getY
🚧 getZoom
🚧 resetZoom
🚧 setPosition
🚧 setX
🚧 setY
🚧 setZoom
🚧 setZoomLimit
🚧 toGlobalPosition
🚧 toGlobalX
🚧 toGlobalY
🚧 toLocalPosition
🚧 toLocalX
🚧 toLocalY

Operators

lerp()
🚧 absOf
🚧 acos
🚧 asin
🚧 atan
🚧 ceilingOf
🚧 constrain
🚧 cosOf
🚧 eToThePowerOf
🚧 floorOf
🚧 lnOf
🚧 logOf
🚧 map
🚧 max
🚧 min
🚧 mod
🚧 sinOf
🚧 sqrtOf
🚧 tanOf
🚧 tenToThePowerOf

Examples

Cat
Clock
Donut IO
Pipes
Rainbow Vine
Random Dot
Robot
Sensing
Shakespeare
Smart Rocket
Stress Test
Tiled
Timed Dot
Timer

Tutorials

Getting Started

Powered by Hyperbook

Sprite

pickRandom()changeX()

✎ GitHubLicensed under CC BY-NC-SA by OpenPatch.