2021-05-04 06:09:18 +08:00
|
|
|
<!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;
|
|
|
|
|
}
|
|
|
|
|
</style>
|
|
|
|
|
<!-- <script src="https://cdn.rawgit.com/hammerjs/touchemulator/master/touch-emulator.js"></script> -->
|
|
|
|
|
<script>
|
2021-08-04 16:28:00 +08:00
|
|
|
// TouchEmulator();
|
2021-05-04 06:09:18 +08:00
|
|
|
</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> -->
|
|
|
|
|
</head>
|
|
|
|
|
|
|
|
|
|
<body>
|
|
|
|
|
<div id="container"></div>
|
2021-10-22 23:09:34 +08:00
|
|
|
<script type="module">
|
|
|
|
|
import Konva from '../src/index.ts';
|
|
|
|
|
const stage = new Konva.Stage({
|
|
|
|
|
container: 'container',
|
|
|
|
|
width: window.innerWidth,
|
|
|
|
|
height: window.innerHeight,
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
const layer = new Konva.Layer();
|
|
|
|
|
stage.add(layer);
|
|
|
|
|
|
2021-11-16 01:22:04 +08:00
|
|
|
const cellWidth = stage.width() / 10;
|
|
|
|
|
const cellHeight = stage.width() / 10;
|
|
|
|
|
|
|
|
|
|
for (var i = 0; i < 10; i++) {
|
|
|
|
|
layer.add(
|
|
|
|
|
new Konva.Line({
|
|
|
|
|
x: i * cellWidth,
|
|
|
|
|
points: [0, 0, 0, stage.height()],
|
|
|
|
|
stroke: 'black',
|
|
|
|
|
strokeWidth: 1,
|
|
|
|
|
})
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (var i = 0; i < 10; i++) {
|
|
|
|
|
layer.add(
|
|
|
|
|
new Konva.Line({
|
|
|
|
|
y: i * cellHeight,
|
|
|
|
|
points: [0, 0, stage.width(), 0],
|
|
|
|
|
stroke: 'black',
|
|
|
|
|
strokeWidth: 1,
|
|
|
|
|
})
|
|
|
|
|
);
|
2021-10-22 23:09:34 +08:00
|
|
|
}
|
|
|
|
|
|
2021-11-16 01:22:04 +08:00
|
|
|
const rect = new Konva.Rect({
|
|
|
|
|
x: 90,
|
|
|
|
|
y: 90,
|
|
|
|
|
width: 100,
|
|
|
|
|
height: 100,
|
|
|
|
|
fill: 'red',
|
|
|
|
|
draggable: true,
|
2021-10-22 23:09:34 +08:00
|
|
|
});
|
2021-11-16 01:22:04 +08:00
|
|
|
layer.add(rect);
|
2021-10-22 23:09:34 +08:00
|
|
|
|
2021-11-16 01:22:04 +08:00
|
|
|
const tr = new Konva.Transformer({
|
|
|
|
|
nodes: [rect],
|
|
|
|
|
anchorDragBoundFunc: function (oldPos, pos, event) {
|
|
|
|
|
const closestX = Math.round(pos.x / cellWidth) * cellWidth;
|
|
|
|
|
const diffX = Math.abs(pos.x - closestX);
|
2021-10-22 23:09:34 +08:00
|
|
|
|
2021-11-16 01:22:04 +08:00
|
|
|
const closestY = Math.round(pos.y / cellHeight) * cellHeight;
|
|
|
|
|
const diffY = Math.abs(pos.y - closestY);
|
|
|
|
|
|
|
|
|
|
const snappedX = diffX < 10;
|
|
|
|
|
const snappedY = diffY < 10;
|
2021-10-22 23:09:34 +08:00
|
|
|
|
2021-11-16 01:22:04 +08:00
|
|
|
if (snappedX && !snappedY) {
|
|
|
|
|
return {
|
|
|
|
|
x: closestX,
|
|
|
|
|
y: oldPos.y,
|
|
|
|
|
};
|
|
|
|
|
} else if (snappedY && !snappedX) {
|
|
|
|
|
return {
|
|
|
|
|
x: oldPos.x,
|
|
|
|
|
y: closestY,
|
|
|
|
|
};
|
|
|
|
|
} else if (snappedX && snappedY) {
|
|
|
|
|
return {
|
|
|
|
|
x: closestX,
|
|
|
|
|
y: closestY,
|
|
|
|
|
};
|
|
|
|
|
} else {
|
|
|
|
|
return {
|
|
|
|
|
x: pos.x,
|
|
|
|
|
y: pos.y,
|
|
|
|
|
};
|
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
});
|
|
|
|
|
layer.add(tr);
|
2021-10-22 23:09:34 +08:00
|
|
|
</script>
|
2021-05-04 06:09:18 +08:00
|
|
|
</body>
|
|
|
|
|
</html>
|
