muerwre/orchidmap-front
1
0
Fork 0
mirror of https://github.com/muerwre/orchidmap-front.git synced 2025-04-25 11:06:40 +07:00
Code Issues Projects Releases Packages Wiki Activity Actions

better km marks

Browse source
This commit is contained in:
muerwre 2019-03-04 12:59:00 +07:00
parent 7aed6bea01
commit 653dd8ace1
3 changed files with 29 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

25
src/utils/geom.ts
View file

@ -87,15 +87,22 @@ export const pointBetweenPoints = (A: LatLng, B: LatLng, C: LatLng): boolean =>
export const angleBetweenPoints = (A: Point, B: Point): number => parseFloat(((Math.atan2(B.y - A.y, B.x - A.x))* 180 / Math.PI).toFixed());
export const angleBetweenPointsRad = (A: Point, B: Point): number => ((Math.atan2(B.x - A.x, B.y - A.y)));
export const pointOnDistance = (A: Point, B: Point, shift: number): Point => {
const c = Math.sqrt((((B.x - A.x) ** 2) + ((B.y - A.y) ** 2)));
const angle = angleBetweenPointsRad(A, B);
// export const pointOnDistance = (A: Point, B: Point, shift: number): Point => {
// const c = Math.sqrt((((B.x - A.x) ** 2) + ((B.y - A.y) ** 2)));
// const angle = angleBetweenPointsRad(A, B);
//
// // console.log({ angle, c, shift });
// const x = Math.floor(B.x - c * Math.sin(angle) * shift);
// const y = Math.floor(B.y - c * Math.cos(angle) * shift);
//
// // console.log({ x, y });
//
// return new Point(x, y);
// };
// console.log({ angle, c, shift });
const x = Math.floor(B.x - c * Math.sin(angle) * shift);
const y = Math.floor(B.y - c * Math.cos(angle) * shift);
export const allwaysPositiveAngleDeg = (angle: number): number => {
const res = (angle >= -90 && angle <= 90) ? angle : (180 + angle)
console.log(`${angle} ==> ${res}`)
// console.log({ x, y });
return new Point(x, y);
return res;
};