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111 lines (95 loc) · 9.38 KB
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<!DOCTYPE html>
<html>
<head>
<style>
html,
body {
margin: 0;
padding: 0;
}
.tools {
position: fixed;
top: 5px;
right: 5px;
}
</style>
</head>
<body>
<canvas id="canvas" width="1920" height="1080"></canvas>
<div class="tools">
<button id="toJSON">toJSON</button>
<button id="loadFromJSON">loadFromJSON</button>
<button id="delete">delete</button>
<button id="add">add dissapear</button>
<button id="addignored">add ignored</button>
</div>
<script src="fabric.min.js"></script>
<script>
(function () {
var canvas = this.__canvas = new fabric.Canvas('canvas');
fabric.Object.prototype.transparentCorners = false;
fabric.Image.fromURL('./firstframe.jpg', function (img) {
var oImg = img.set({ left: 0, top: 0, selectable: false }).scale(1);
canvas.add(oImg);
canvas.sendBackwards(oImg);
});
function addBlueRectangle() {
var blue = new fabric.Rect({
top: 500, left: 500, width: 200, height: 200, opacity: 0.5, fill: 'blue'
});
canvas.add(blue)
canvas.bringForward(blue)
}
function addRedRectangle() {
var red = new fabric.Rect({
top: 500, left: 500, width: 200, height: 200, opacity: 0.5, fill: 'red'
});
canvas.add(red)
canvas.bringForward(red)
}
var $ = function (id) { return document.getElementById(id) };
var toJSON = $('toJSON'),
deleteBtn = $('delete'),
addBlueBtn = $('add');
addRedBtn = $('addignored');
loadFromJSON = $('loadFromJSON');
addBlueBtn.onclick = addBlueRectangle;
addRedBtn.onclick = addRedRectangle;
deleteBtn.onclick = function () {
// debugger;
canvas.remove(canvas.getActiveObject());
// canvas.requestRenderAll();
}
toJSON.onclick = function () {
var json = JSON.stringify(canvas.toJSON(['selectable']));
console.log(json);
console.log("DATA FOR TRACKER");
var trackerData = canvas.toJSON().objects.filter((object) => object.type === "rect")
.map((object) => {
return {
x: object.left,
y: object.top,
w: object.width * object.scaleX,
h: object.height * object.scaleY
}
});
console.log(JSON.stringify(trackerData));
var trackerOtherFormatData = canvas.toJSON().objects.filter((object) => object.type === "rect")
.map((object) => {
return {
xMin: object.left,
yMin: object.top,
xMax: object.left + object.width * object.scaleX,
yMax: object.top + object.height * object.scaleY
}
});
console.log(JSON.stringify(trackerOtherFormatData));
}
loadFromJSON.onclick = function () {
json = '{"version":"2.0.0-beta7","objects":[{"type":"image","version":"2.0.0-beta7","originX":"left","originY":"top","left":0,"top":0,"width":1920,"height":1080,"fill":"rgb(0,0,0)","stroke":null,"strokeWidth":0,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"crossOrigin":"","cropX":0,"cropY":0,"selectable":false,"src":"http://localhost:8080/tracker/editor/average.jpg","filters":[]},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":371,"top":412,"width":200,"height":200,"fill":"blue","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":0.94,"scaleY":0.69,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":156,"top":970,"width":200,"height":200,"fill":"blue","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":2.38,"scaleY":0.57,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":960,"top":965,"width":200,"height":200,"fill":"blue","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":3.23,"scaleY":0.59,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":1580.14,"top":311.86,"width":200,"height":200,"fill":"blue","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":0.42,"scaleY":0.47,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":638,"top":1016.89,"width":200,"height":200,"fill":"red","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":1,"scaleY":0.32,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":1226,"top":347,"width":200,"height":200,"fill":"red","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":0.37,"scaleY":0.37,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":1266,"top":311,"width":200,"height":200,"fill":"red","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":0.42,"scaleY":0.42,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":1317.33,"top":284.33,"width":200,"height":200,"fill":"red","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":0.36,"scaleY":0.36,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":1371,"top":246,"width":200,"height":200,"fill":"red","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":0.35,"scaleY":0.35,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":1490.22,"top":-28.11,"width":200,"height":200,"fill":"red","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":1.44,"scaleY":1.44,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true},{"type":"rect","version":"2.0.0-beta7","originX":"left","originY":"top","left":1759,"top":826,"width":200,"height":200,"fill":"red","stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":0.5,"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"selectable":true}]}';
canvas.loadFromJSON(json);
}
})();
</script>
</body>
</html>