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76 lines
3.9 KiB
76 lines
3.9 KiB
3 years ago
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/**
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* Is the linear ring oriented clockwise in a coordinate system with a bottom-left
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* coordinate origin? For a coordinate system with a top-left coordinate origin,
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* the ring's orientation is clockwise when this function returns false.
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* @param {Array<number>} flatCoordinates Flat coordinates.
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* @param {number} offset Offset.
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* @param {number} end End.
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* @param {number} stride Stride.
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* @return {boolean} Is clockwise.
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*/
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export function linearRingIsClockwise(flatCoordinates: Array<number>, offset: number, end: number, stride: number): boolean;
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/**
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* Determines if linear rings are oriented. By default, left-hand orientation
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* is tested (first ring must be clockwise, remaining rings counter-clockwise).
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* To test for right-hand orientation, use the `right` argument.
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*
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* @param {Array<number>} flatCoordinates Flat coordinates.
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* @param {number} offset Offset.
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* @param {Array<number>} ends Array of end indexes.
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* @param {number} stride Stride.
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* @param {boolean} [right] Test for right-hand orientation
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* (counter-clockwise exterior ring and clockwise interior rings).
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* @return {boolean} Rings are correctly oriented.
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*/
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export function linearRingsAreOriented(flatCoordinates: Array<number>, offset: number, ends: Array<number>, stride: number, right?: boolean | undefined): boolean;
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/**
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* Determines if linear rings are oriented. By default, left-hand orientation
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* is tested (first ring must be clockwise, remaining rings counter-clockwise).
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* To test for right-hand orientation, use the `right` argument.
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*
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* @param {Array<number>} flatCoordinates Flat coordinates.
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* @param {number} offset Offset.
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* @param {Array<Array<number>>} endss Array of array of end indexes.
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* @param {number} stride Stride.
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* @param {boolean} [right] Test for right-hand orientation
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* (counter-clockwise exterior ring and clockwise interior rings).
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* @return {boolean} Rings are correctly oriented.
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*/
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export function linearRingssAreOriented(flatCoordinates: Array<number>, offset: number, endss: Array<Array<number>>, stride: number, right?: boolean | undefined): boolean;
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/**
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* Orient coordinates in a flat array of linear rings. By default, rings
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* are oriented following the left-hand rule (clockwise for exterior and
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* counter-clockwise for interior rings). To orient according to the
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* right-hand rule, use the `right` argument.
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*
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* @param {Array<number>} flatCoordinates Flat coordinates.
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* @param {number} offset Offset.
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* @param {Array<number>} ends Ends.
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* @param {number} stride Stride.
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* @param {boolean} [right] Follow the right-hand rule for orientation.
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* @return {number} End.
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*/
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export function orientLinearRings(flatCoordinates: Array<number>, offset: number, ends: Array<number>, stride: number, right?: boolean | undefined): number;
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/**
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* Orient coordinates in a flat array of linear rings. By default, rings
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* are oriented following the left-hand rule (clockwise for exterior and
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* counter-clockwise for interior rings). To orient according to the
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* right-hand rule, use the `right` argument.
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*
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* @param {Array<number>} flatCoordinates Flat coordinates.
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* @param {number} offset Offset.
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* @param {Array<Array<number>>} endss Array of array of end indexes.
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* @param {number} stride Stride.
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* @param {boolean} [right] Follow the right-hand rule for orientation.
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* @return {number} End.
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*/
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export function orientLinearRingsArray(flatCoordinates: Array<number>, offset: number, endss: Array<Array<number>>, stride: number, right?: boolean | undefined): number;
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/**
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* Return a two-dimensional endss
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* @param {Array<number>} flatCoordinates Flat coordinates
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* @param {Array<number>} ends Linear ring end indexes
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* @return {Array<Array<number>>} Two dimensional endss array that can
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* be used to contruct a MultiPolygon
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*/
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export function inflateEnds(flatCoordinates: Array<number>, ends: Array<number>): Array<Array<number>>;
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//# sourceMappingURL=orient.d.ts.map
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