mirror of
https://github.com/konvajs/konva.git
synced 2026-01-22 21:02:26 +08:00
103 lines
3.1 KiB
HTML
103 lines
3.1 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<meta charset="utf-8" />
|
|
<title>KonvaJS Sandbox</title>
|
|
<meta
|
|
name="viewport"
|
|
content="width=device-width, initial-scale=1.0, user-scalable=1.0, minimum-scale=1.0, maximum-scale=1.0"
|
|
/>
|
|
<style>
|
|
body {
|
|
margin: 0;
|
|
width: 100vw;
|
|
height: 100vh;
|
|
}
|
|
</style>
|
|
<!-- <script src="https://cdn.rawgit.com/hammerjs/touchemulator/master/touch-emulator.js"></script> -->
|
|
<script>
|
|
// TouchEmulator();
|
|
</script>
|
|
<!-- <script src="https://cdnjs.cloudflare.com/ajax/libs/hammer.js/2.0.7/hammer.js"></script> -->
|
|
<!-- <script src="https://cdn.rawgit.com/hammerjs/touchemulator/master/touch-emulator.js"></script> -->
|
|
<!-- <script src="./hammer.js"></script> -->
|
|
<!-- <script src="https://unpkg.com/fabric@5.2.1/dist/fabric.js"></script> -->
|
|
</head>
|
|
|
|
<body>
|
|
<div id="container" style="background-color: bisque"></div>
|
|
|
|
<script type="module">
|
|
import Konva from '../src/index.ts';
|
|
|
|
const config = {
|
|
canvas: { width: window.innerWidth, height: window.innerHeight },
|
|
filter: { pixelSize: 26 },
|
|
image: { naturalWidth: 500, naturalHeight: 500, scale: 1 },
|
|
imageCropped: { width: 150, height: 150 },
|
|
shapeReference: { colorOdd: 'white', colorEven: 'black' },
|
|
};
|
|
|
|
const image = document.createElement('img');
|
|
image.crossOrigin = 'anonymous';
|
|
image.src = `https://placekitten.com/${config.image.naturalWidth}/${config.image.naturalHeight}`;
|
|
|
|
var stage = new Konva.Stage({
|
|
container: 'container',
|
|
width: config.canvas.width,
|
|
height: config.canvas.height,
|
|
});
|
|
|
|
var layer = new Konva.Layer();
|
|
stage.add(layer);
|
|
|
|
image.onload = async function () {
|
|
// await image.decode(); // used to dynamically determine natural dimensions - not needed, in config
|
|
|
|
var imageOriginal = new Konva.Image({
|
|
x: 0,
|
|
y: 0,
|
|
scaleX: config.image.scale,
|
|
scaleY: config.image.scale,
|
|
image,
|
|
width: config.image.naturalWidth,
|
|
height: config.image.naturalHeight,
|
|
});
|
|
|
|
var imageFiltered = new Konva.Image({
|
|
cropX: 0,
|
|
cropY: 0,
|
|
cropWidth: config.imageCropped.width,
|
|
cropHeight: config.imageCropped.height,
|
|
x: 0,
|
|
y: 0,
|
|
scaleX: config.image.scale,
|
|
scaleY: config.image.scale,
|
|
image,
|
|
width: config.imageCropped.width,
|
|
height: config.imageCropped.height,
|
|
pixelSize: config.filter.pixelSize,
|
|
});
|
|
|
|
imageFiltered.cache();
|
|
|
|
imageFiltered.filters([Konva.Filters.Pixelate]);
|
|
|
|
var rect = new Konva.Image({
|
|
x: 0,
|
|
y: 0,
|
|
scaleX: config.image.scale,
|
|
scaleY: config.image.scale,
|
|
width: config.imageCropped.width,
|
|
height: config.imageCropped.height,
|
|
stroke: 'red',
|
|
strokeWidth: 0.5,
|
|
});
|
|
|
|
// add the shapes to the layer
|
|
layer.add(imageOriginal, imageFiltered, rect);
|
|
};
|
|
</script>
|
|
</body>
|
|
</html>
|