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upgrading karel sample (#1487)

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* upgrading karel

* Adjust upgrade note
This commit is contained in:
Peli de Halleux 2018-10-22 13:20:48 -07:00 committed by GitHub
parent 1f37b6139b
commit bc024738be
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1 changed files with 33 additions and 37 deletions
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docs/projects/karel.md
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@ -98,42 +98,12 @@ Copy this code into the JavaScript editor and then download it to the board.
**Note:** For this project you need to manually copy the code and insert it into the JavaScript view of the editor. **Note:** For this project you need to manually copy the code and insert it into the JavaScript view of the editor.
```typescript ```typescript
/**
* Karel the LED
*/
input.onButtonPressed(Button.B, function () {
board.pressedB();
updateLeds()
})
input.onGesture(Gesture.Shake, function () {
board.shake();
updateLeds()
})
function updateLeds() {
for (let j = 0; j <= 5 - 1; j++) {
for (let k = 0; k <= 5 - 1; k++) {
if (board.ledState[j][k]) {
led.plot(k, j)
} else {
led.unplot(k, j)
}
}
}
}
input.onButtonPressed(Button.A, function () {
board.pressedA();
updateLeds()
})
input.onButtonPressed(Button.AB, function () {
board.pressedAB();
updateLeds()
})
class Board { class Board {
public isKarelActive: boolean; public isKarelActive: boolean;
public karelX: number; public karelX: number;
public karelY: number; public karelY: number;
public ledState: Array<Array<boolean>>; public ledState: Image;
private karelDirection: Direction; private karelDirection: Direction;
constructor() { constructor() {
@ -141,10 +111,13 @@ class Board {
this.karelX = 2; this.karelX = 2;
this.karelY = 2; this.karelY = 2;
this.karelDirection = Direction.UP; this.karelDirection = Direction.UP;
this.ledState = []; this.ledState = images.createImage(`
for (let i = 0; i < 5; i++) { . . . . .
this.ledState.push([false, false, false, false, false]); . . . . .
} . . . . .
. . . . .
. . . . .
`);
} }
pressedA() { pressedA() {
@ -158,7 +131,7 @@ class Board {
if (!this.isKarelActive) { if (!this.isKarelActive) {
return; return;
} }
this.ledState[this.karelY][this.karelX] = true; this.ledState.setPixel(this.karelX, this.karelY, true);
this.moveKarel() this.moveKarel()
} }
@ -200,6 +173,10 @@ class Board {
pressedAB() { pressedAB() {
this.isKarelActive = !this.isKarelActive; this.isKarelActive = !this.isKarelActive;
} }
update() {
this.ledState.showImage(0);
}
} }
const board = new Board(); const board = new Board();
enum Direction { enum Direction {
@ -208,6 +185,23 @@ enum Direction {
DOWN, DOWN,
RIGHT RIGHT
} }
input.onButtonPressed(Button.B, function () {
board.pressedB();
board.update();
})
input.onGesture(Gesture.Shake, function () {
board.shake();
board.update();
})
input.onButtonPressed(Button.A, function () {
board.pressedA();
board.update();
})
input.onButtonPressed(Button.AB, function () {
board.pressedAB();
board.update();
})
basic.forever(function () { basic.forever(function () {
if (board.isKarelActive) { if (board.isKarelActive) {
led.toggle(board.karelX, board.karelY) led.toggle(board.karelX, board.karelY)
@ -218,4 +212,6 @@ basic.forever(function () {
## About the authors ## About the authors
This project was contributed by Dr. David Fisher a professor at [Rose-Hulman Institute of Technology](https://www.rose-hulman.edu/academics/faculty/fisher-david-fisherds.html). Dr. Fisher loves educational robotics and runs various outreach programming activities, including a summer camp, called [Connecting with Code](https://connectingwithcode.org), which gives a @boardname@ to each participant. This project\*\* was contributed by Dr. David Fisher a professor at [Rose-Hulman Institute of Technology](https://www.rose-hulman.edu/academics/faculty/fisher-david-fisherds.html). Dr. Fisher loves educational robotics and runs various outreach programming activities, including a summer camp, called [Connecting with Code](https://connectingwithcode.org), which gives a @boardname@ to each participant.
\*\* Upgraded to **v1** by the MakeCode team.