2021-05-04 06:09:18 +08:00
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8" />
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<title>KonvaJS Sandbox</title>
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<meta
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name="viewport"
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content="width=device-width, initial-scale=1.0, user-scalable=1.0, minimum-scale=1.0, maximum-scale=1.0"
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/>
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<style>
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body {
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margin: 0;
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2022-08-05 23:35:43 +08:00
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width: 100vw;
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height: 100vh;
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2021-05-04 06:09:18 +08:00
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}
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</style>
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<!-- <script src="https://cdn.rawgit.com/hammerjs/touchemulator/master/touch-emulator.js"></script> -->
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<script>
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2021-08-04 16:28:00 +08:00
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// TouchEmulator();
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2021-05-04 06:09:18 +08:00
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</script>
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<!-- <script src="https://cdnjs.cloudflare.com/ajax/libs/hammer.js/2.0.7/hammer.js"></script> -->
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<!-- <script src="https://cdn.rawgit.com/hammerjs/touchemulator/master/touch-emulator.js"></script> -->
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<!-- <script src="./hammer.js"></script> -->
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2022-08-05 23:35:43 +08:00
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<!-- <script src="https://unpkg.com/fabric@5.2.1/dist/fabric.js"></script> -->
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2021-05-04 06:09:18 +08:00
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</head>
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<body>
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2022-08-05 23:35:43 +08:00
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<div id="container" style="background-color: bisque"></div>
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2021-10-22 23:09:34 +08:00
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<script type="module">
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import Konva from '../src/index.ts';
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2022-03-22 02:49:55 +08:00
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2023-07-27 01:10:00 +08:00
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const config = {
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canvas: { width: window.innerWidth, height: window.innerHeight },
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filter: { pixelSize: 26 },
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image: { naturalWidth: 500, naturalHeight: 500, scale: 1 },
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imageCropped: { width: 150, height: 150 },
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shapeReference: { colorOdd: 'white', colorEven: 'black' },
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};
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const image = document.createElement('img');
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image.crossOrigin = 'anonymous';
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image.src = `https://placekitten.com/${config.image.naturalWidth}/${config.image.naturalHeight}`;
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var stage = new Konva.Stage({
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2022-08-05 23:35:43 +08:00
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container: 'container',
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2023-07-27 01:10:00 +08:00
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width: config.canvas.width,
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height: config.canvas.height,
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2022-08-05 23:35:43 +08:00
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});
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2023-07-27 01:10:00 +08:00
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var layer = new Konva.Layer();
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2022-08-05 23:35:43 +08:00
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stage.add(layer);
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2023-07-27 01:10:00 +08:00
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image.onload = async function () {
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// await image.decode(); // used to dynamically determine natural dimensions - not needed, in config
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var imageOriginal = new Konva.Image({
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x: 0,
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y: 0,
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scaleX: config.image.scale,
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scaleY: config.image.scale,
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image,
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width: config.image.naturalWidth,
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height: config.image.naturalHeight,
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2023-04-17 22:55:10 +08:00
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});
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2023-07-27 01:10:00 +08:00
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var imageFiltered = new Konva.Image({
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cropX: 0,
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cropY: 0,
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cropWidth: config.imageCropped.width,
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cropHeight: config.imageCropped.height,
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x: 0,
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y: 0,
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scaleX: config.image.scale,
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scaleY: config.image.scale,
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image,
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width: config.imageCropped.width,
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height: config.imageCropped.height,
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pixelSize: config.filter.pixelSize,
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});
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imageFiltered.cache();
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imageFiltered.filters([Konva.Filters.Pixelate]);
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var rect = new Konva.Image({
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x: 0,
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y: 0,
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scaleX: config.image.scale,
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scaleY: config.image.scale,
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width: config.imageCropped.width,
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height: config.imageCropped.height,
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stroke: 'red',
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strokeWidth: 0.5,
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});
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// add the shapes to the layer
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layer.add(imageOriginal, imageFiltered, rect);
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};
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2021-10-22 23:09:34 +08:00
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</script>
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2021-05-04 06:09:18 +08:00
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</body>
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</html>
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