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rotation animation update

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This commit is contained in:
Michael Elliot Braun 2016-03-28 11:28:34 -07:00
parent cd83780737
commit 60b8aa4f14
1 changed files with 11 additions and 9 deletions
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18
docs/lessons/rotation-animation/challenges.md
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@ -49,13 +49,16 @@ while (rotating) {
### Challenge 1 ### Challenge 1
Now let's add to this by creating a condition for on button pressed `A` before the while loop. Now let's add to this by creating a condition for on button pressed `A` before the while loop. We will also introduce serial writeLine for the while loop and input OnButtonPressed
```blocks ```blocks
let rotating = true; let rotating = true;
input.onButtonPressed(Button.A, () => {
serial.writeLine("hello")
})
while (rotating) { while (rotating) {
basic.pause(20) serial.writeLine("loop")
basic.showLeds(` basic.showLeds(`
# . . . . # . . . .
. # . . . . # . . .
@ -85,9 +88,7 @@ while (rotating) {
. . . . . . . . . .
`) `)
} }
input.onButtonPressed(Button.A, () => {
})
``` ```
@ -100,8 +101,12 @@ Now that we have the on button pressed condition, let's make the animation stop
```blocks ```blocks
let rotating = true; let rotating = true;
input.onButtonPressed(Button.A, () => {
serial.writeLine("hello")
rotating = false
})
while (rotating) { while (rotating) {
basic.pause(20) serial.writeLine("loop")
basic.showLeds(` basic.showLeds(`
# . . . . # . . . .
. # . . . . # . . .
@ -131,9 +136,6 @@ while (rotating) {
. . . . . . . . . .
`) `)
} }
input.onButtonPressed(Button.A, () => {
let rotating = false;
})
``` ```