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2.1.28, initiation update to PXT v5.28.24 (#54)

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Amerlander
2019-12-02 05:58:26 +01:00
committed by Peli de Halleux
parent 38a964516e
commit 5c114a0c57
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docs/reference/images/set-pixel.md
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@@ -1,28 +1,27 @@
# Set Pixel
The set pixel function. #set pixel.
Set the on/off state of pixel in an [Image](/reference/images/image).
### JavaScript
## JavaScript
```sig
export function setPixel(_this: micro_bit.Image, x: number, y: number, value: boolean)
let item: Image = null;
item.setPixel(0, 0, true)
```
### Parameters
## Parameters
* x - [Number](/reference/types/number); the *x coordinate* or horizontal position of a pixel in an [image](/reference/images/image)
* x - [Number](/reference/types/number); the *y coordinate* or vertical position of a pixel in an [image](/reference/images/image)
* x - [Number](/types/number); the *x coordinate* or horizontal position of a pixel in an [image](/reference/images/image)
* y - [Number](/types/number); the *y coordinate* or vertical position of a pixel in an [image](/reference/images/image)
* value -[Boolean](/blocks/logic/boolean); the on/off state of a pixel; `true` for on, `false` for off
### x, y coordinates?
## x, y coordinates?
To figure out the ``x``, ``y`` coordinates, see [LED screen](/device/screen).
### Example
## Example
The following example creates an image and stores it in the `img` variable. The `set pixel` function sets the centre pixel off, before `img` is shown using `show image`.
The following example creates an image and stores it in the `img` variable. The `set pixel` function sets the center pixel off, before `img` is shown using `show image`.
```blocks
let img = images.createImage(`
@@ -35,8 +34,6 @@ let img = images.createImage(`
img.setPixel(2, 2, false)
img.showImage(0)
```
## See also
### See also
[pixel](/reference/images/pixel), [show image](/reference/images/show-image), [image](/reference/images/image), [create image](/reference/images/create-image), [scroll image](/reference/images/scroll-image)
[pixel](/reference/images/pixel), [show image](/reference/images/show-image), [image](/reference/images/image), [create image](/reference/images/create-image), [scroll image](/reference/images/scroll-image)