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Copy labelled shape meta data to pasted shape #137

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Copy labelled shape meta data to pasted shape #137

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c49e320
copy-pasting shapes copies label and category metadata
Nov 7, 2018
57dd5f1
copy-paste copies tags, attributes, and feature point labels
Nov 10, 2018
7833304
code commenting
flurmbo Nov 10, 2018
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25 changes: 22 additions & 3 deletions js/store.js
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Original file line number Diff line number Diff line change
Expand Up @@ -30,13 +30,14 @@ function getShape(shapeId){
return findInArray(labellingData[ imgSelected.name ].shapes, "id", shapeId);
}

function attachPointToShape(shapeId, pointid, position){
function attachPointToShape(shapeId, pointid, position, label){
var shape = getShape(shapeId);
var scale = 1 / imgSelected.size.imageScale;
label = label || shape.featurePoints.length;
shape.featurePoints.push( {
"x": position.cx * scale,
"y": position.cy * scale,
"label" : shape.featurePoints.length,
"label" : label,
"id" : pointid
});
}
Expand Down Expand Up @@ -157,12 +158,30 @@ function updateShapeDetailInStore(shapeId, bbox, points){
/**
* Adds a shape into labelling data and returns a shape object
*/
function attachShapeToImg(id, type, bbox, points){
function attachShapeToImg(id, type, bbox, points, metadata){
var shape = scaleShape(id, type, bbox, points, 1 / imgSelected.size.imageScale);
if (metadata) {
shape.category = metadata.category;
shape.label = metadata.label;
shape.attributes = metadata.attributes;
shape.tags = metadata.tags;
shape.featurePointLabels = metadata.featurePointLabels;
}
labellingData[ imgSelected.name ].shapes.push(shape);
return shape;
}

function getMetadata(shape) {
shape = getShape(shape.node.id);
return {
'category': shape.category,
'label': shape.label,
'attributes': shape.attributes.map(attr => Object.assign({}, attr)),
'tags': shape.tags.slice(),
'featurePointLabels': shape.featurePoints.map(point => point.label)
};
}

function addImgToStore(imgname, size) {
// If we already have this image data in localstorage,
// don't initialize its properties
Expand Down
11 changes: 7 additions & 4 deletions tags/workarea.tag.html
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,8 @@
'type': shape.type,
'rbox': shape.rbox(myCanvas),
'points': getPoints(shape),
'featurePoints': featurePoints
'featurePoints': featurePoints,
'metadata': getMetadata(shape)
});
}
})
Expand All @@ -104,11 +105,13 @@
copiedElements.forEach(shape => {
// Add shape data and any points into labellingData
var shapeId = shape.type + currentImgData.shapeIndex++;
var shapeData = attachShapeToImg(shapeId, shape.type, shape.rbox, shape.points);
shape.featurePoints.forEach(point => {
var shapeData = attachShapeToImg(shapeId, shape.type, shape.rbox, shape.points, shape.metadata);
shape.featurePoints.forEach((point, index) => {
var pointId = shapeId + point.type + currentImgData.pointIndex++;
attachPointToShape(shapeId, pointId, point.rbox);
attachPointToShape(shapeId, pointId, point.rbox, shapeData.featurePointLabels[index]);
});
// feature point labels no longer needed here after attaching feature points
delete shape.featurePointLabels;
});
}
// Call update to redraw shapes
Expand Down