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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 | 10x 10x 10x 10x 10x | import type { Types } from '@cornerstonejs/core';
import { distanceToPoint } from '../point';
import { canvasCoordinates } from './_types';
/**
* It takes the canvas coordinates of the circle corners (wrapping square rectangle)
* and returns the top left and bottom right
* corners of it
*
* @param circleCanvasPoints - The coordinates of the circle in the canvas.
* @returns An array of two points.
*/
export default function getCanvasCircleCorners(
circleCanvasPoints: canvasCoordinates
): Array<Types.Point2> {
const [center, end] = circleCanvasPoints;
const radius = distanceToPoint(center, end);
const topLeft = <Types.Point2>[center[0] - radius, center[1] - radius];
const bottomRight = <Types.Point2>[center[0] + radius, center[1] + radius];
return [topLeft, bottomRight];
}
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