(coords: [number, number][])
| 46 | ]; |
| 47 | |
| 48 | function calculateAreaAcres(coords: [number, number][]): number { |
| 49 | let area = 0; |
| 50 | const n = coords.length; |
| 51 | for (let i = 0; i < n; i++) { |
| 52 | const j = (i + 1) % n; |
| 53 | area += coords[i][0] * coords[j][1]; |
| 54 | area -= coords[j][0] * coords[i][1]; |
| 55 | } |
| 56 | area = Math.abs(area) / 2; |
| 57 | area = (area * 111000 * 85000) / 4046.86; |
| 58 | return Math.round(area * 10) / 10; |
| 59 | } |
| 60 | |
| 61 | interface NewFieldDialogProps { |
| 62 | coordinates: [number, number][]; |