heli-agri
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HeliAgri is a high-performance, feature-packed library for creating interactive maps on the web. It can display map tiles, vector data and markers loaded from any source on any web page. OpenLayers has been developed to further the use of geographic infor
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TypeScript
/**
* Create an identity transform.
* @return {!Transform} Identity transform.
*/
export function create(): number[];
/**
* Resets the given transform to an identity transform.
* @param {!Transform} transform Transform.
* @return {!Transform} Transform.
*/
export function reset(transform: number[]): number[];
/**
* Multiply the underlying matrices of two transforms and return the result in
* the first transform.
* @param {!Transform} transform1 Transform parameters of matrix 1.
* @param {!Transform} transform2 Transform parameters of matrix 2.
* @return {!Transform} transform1 multiplied with transform2.
*/
export function multiply(transform1: number[], transform2: number[]): number[];
/**
* Set the transform components a-f on a given transform.
* @param {!Transform} transform Transform.
* @param {number} a The a component of the transform.
* @param {number} b The b component of the transform.
* @param {number} c The c component of the transform.
* @param {number} d The d component of the transform.
* @param {number} e The e component of the transform.
* @param {number} f The f component of the transform.
* @return {!Transform} Matrix with transform applied.
*/
export function set(transform: number[], a: number, b: number, c: number, d: number, e: number, f: number): number[];
/**
* Set transform on one matrix from another matrix.
* @param {!Transform} transform1 Matrix to set transform to.
* @param {!Transform} transform2 Matrix to set transform from.
* @return {!Transform} transform1 with transform from transform2 applied.
*/
export function setFromArray(transform1: number[], transform2: number[]): number[];
/**
* Transforms the given coordinate with the given transform returning the
* resulting, transformed coordinate. The coordinate will be modified in-place.
*
* @param {Transform} transform The transformation.
* @param {import("./coordinate.js").Coordinate|import("./pixel.js").Pixel} coordinate The coordinate to transform.
* @return {import("./coordinate.js").Coordinate|import("./pixel.js").Pixel} return coordinate so that operations can be
* chained together.
*/
export function apply(transform: number[], coordinate: import("./coordinate.js").Coordinate | import("./pixel.js").Pixel): import("./coordinate.js").Coordinate | import("./pixel.js").Pixel;
/**
* Applies rotation to the given transform.
* @param {!Transform} transform Transform.
* @param {number} angle Angle in radians.
* @return {!Transform} The rotated transform.
*/
export function rotate(transform: number[], angle: number): number[];
/**
* Applies scale to a given transform.
* @param {!Transform} transform Transform.
* @param {number} x Scale factor x.
* @param {number} y Scale factor y.
* @return {!Transform} The scaled transform.
*/
export function scale(transform: number[], x: number, y: number): number[];
/**
* Creates a scale transform.
* @param {!Transform} target Transform to overwrite.
* @param {number} x Scale factor x.
* @param {number} y Scale factor y.
* @return {!Transform} The scale transform.
*/
export function makeScale(target: number[], x: number, y: number): number[];
/**
* Applies translation to the given transform.
* @param {!Transform} transform Transform.
* @param {number} dx Translation x.
* @param {number} dy Translation y.
* @return {!Transform} The translated transform.
*/
export function translate(transform: number[], dx: number, dy: number): number[];
/**
* Creates a composite transform given an initial translation, scale, rotation, and
* final translation (in that order only, not commutative).
* @param {!Transform} transform The transform (will be modified in place).
* @param {number} dx1 Initial translation x.
* @param {number} dy1 Initial translation y.
* @param {number} sx Scale factor x.
* @param {number} sy Scale factor y.
* @param {number} angle Rotation (in counter-clockwise radians).
* @param {number} dx2 Final translation x.
* @param {number} dy2 Final translation y.
* @return {!Transform} The composite transform.
*/
export function compose(transform: number[], dx1: number, dy1: number, sx: number, sy: number, angle: number, dx2: number, dy2: number): number[];
/**
* Creates a composite transform given an initial translation, scale, rotation, and
* final translation (in that order only, not commutative). The resulting transform
* string can be applied as `transform` property of an HTMLElement's style.
* @param {number} dx1 Initial translation x.
* @param {number} dy1 Initial translation y.
* @param {number} sx Scale factor x.
* @param {number} sy Scale factor y.
* @param {number} angle Rotation (in counter-clockwise radians).
* @param {number} dx2 Final translation x.
* @param {number} dy2 Final translation y.
* @return {string} The composite css transform.
* @api
*/
export function composeCssTransform(dx1: number, dy1: number, sx: number, sy: number, angle: number, dx2: number, dy2: number): string;
/**
* Invert the given transform.
* @param {!Transform} source The source transform to invert.
* @return {!Transform} The inverted (source) transform.
*/
export function invert(source: number[]): number[];
/**
* Invert the given transform.
* @param {!Transform} target Transform to be set as the inverse of
* the source transform.
* @param {!Transform} source The source transform to invert.
* @return {!Transform} The inverted (target) transform.
*/
export function makeInverse(target: number[], source: number[]): number[];
/**
* Returns the determinant of the given matrix.
* @param {!Transform} mat Matrix.
* @return {number} Determinant.
*/
export function determinant(mat: number[]): number;
/**
* A rounded string version of the transform. This can be used
* for CSS transforms.
* @param {!Transform} mat Matrix.
* @return {string} The transform as a string.
*/
export function toString(mat: number[]): string;
/**
* An array representing an affine 2d transformation for use with
* {@link module :ol/transform} functions. The array has 6 elements.
*/
export type Transform = Array<number>;