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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x | import type { Types } from '@cornerstonejs/core';
import { SVGDrawingHelper } from '../types';
import _getHash from './_getHash';
import _setAttributesIfNecessary from './_setAttributesIfNecessary';
import _setNewAttributesIfValid from './_setNewAttributesIfValid';
function drawEllipse(
svgDrawingHelper: SVGDrawingHelper,
annotationUID: string,
ellipseUID: string,
corner1: Types.Point2,
corner2: Types.Point2,
options = {}
): void {
const { color, width, lineWidth, lineDash } = Object.assign(
{
color: 'dodgerblue',
width: '2',
lineWidth: undefined,
lineDash: undefined,
},
options
);
// for supporting both lineWidth and width options
const strokeWidth = lineWidth || width;
const svgns = 'http://www.w3.org/2000/svg';
const svgNodeHash = _getHash(annotationUID, 'ellipse', ellipseUID);
const existingEllipse = svgDrawingHelper.getSvgNode(svgNodeHash);
const w = Math.abs(corner1[0] - corner2[0]);
const h = Math.abs(corner1[1] - corner2[1]);
const xMin = Math.min(corner1[0], corner2[0]);
const yMin = Math.min(corner1[1], corner2[1]);
const center = [xMin + w / 2, yMin + h / 2];
const radiusX = w / 2;
const radiusY = h / 2;
const attributes = {
cx: `${center[0]}`,
cy: `${center[1]}`,
rx: `${radiusX}`,
ry: `${radiusY}`,
stroke: color,
fill: 'transparent',
'stroke-width': strokeWidth,
'stroke-dasharray': lineDash,
};
Iif (existingEllipse) {
_setAttributesIfNecessary(attributes, existingEllipse);
svgDrawingHelper.setNodeTouched(svgNodeHash);
} else {
const svgEllipseElement = document.createElementNS(svgns, 'ellipse');
_setNewAttributesIfValid(attributes, svgEllipseElement);
svgDrawingHelper.appendNode(svgEllipseElement, svgNodeHash);
}
}
export default drawEllipse;
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