mirror of
https://github.com/NativeScript/NativeScript.git
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e8f5ac8522
* feat: add 3d rotation * chore: fix build errors * chore: fix tslint errors * chore: add @types/chai dev dep * chore: unused import cleanup * chore: update tests for x,y rotation * chore: rebase upstream/master * fix: iOS Affine Transform test verification * feat(css): Added optional css-tree parser (#8076) * feat(css): Added optional css-tree parser * test: css-tree parser compat tests * test: more css-tree compat tests * feat(dialogs): Setting the size of popup dialog thru dialog options (#8041) * Added iOS specific height and width attributes to ShowModalOptions * Set the height and width of the popup dialog to the presenting controller * dialog options ios attributes presentationStyle, height & width are made optional * Updated NativeScript.api.md for public API changes * Update with git properties * Public API * CLA update * fix: use iOS native-helper for 3d-rotate * test: Fix tests using _getTransformMismatchError * fix: view.__hasTransfrom not set updating properly * test: fix css-animations test page Co-authored-by: Alexander Vakrilov <alexander.vakrilov@gmail.com> Co-authored-by: Darin Dimitrov <darin.dimitrov@gmail.com> Co-authored-by: Shailesh Lolam <slolam@live.com> Co-authored-by: Dimitar Topuzov <dtopuzov@gmail.com>
82 lines
2.2 KiB
TypeScript
82 lines
2.2 KiB
TypeScript
import { TransformFunctionsInfo } from "../ui/animation/animation";
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import { radiansToDegrees, degreesToRadians } from "../utils/number-utils";
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export const getTransformMatrix = ({ property, value }) =>
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TRANSFORM_MATRIXES[property](value);
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const TRANSFORM_MATRIXES = {
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"scale": ({ x, y }) => [
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x, 0, 0,
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0, y, 0,
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0, 0, 1,
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],
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"translate": ({ x, y }) => [
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1, 0, x,
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0, 1, y,
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0, 0, 1,
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],
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"rotate": ({ x, y, z }) => {
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// TODO: Handle rotations over X and Y axis
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const radZ = degreesToRadians(z);
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const cosZ = Math.cos(radZ);
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const sinZ = Math.sin(radZ);
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return [
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cosZ, -sinZ, 0,
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sinZ, cosZ, 0,
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0, 0, 1,
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];
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},
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};
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export const matrixArrayToCssMatrix = (m: number[]) => [
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m[0], m[3], m[1],
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m[4], m[2], m[5],
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];
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export function multiplyAffine2d(m1: number[], m2: number[]): number[] {
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return [
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m1[0] * m2[0] + m1[1] * m2[3],
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m1[0] * m2[1] + m1[1] * m2[4],
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m1[0] * m2[2] + m1[1] * m2[5] + m1[2],
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m1[3] * m2[0] + m1[4] * m2[3],
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m1[3] * m2[1] + m1[4] * m2[4],
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m1[3] * m2[2] + m1[4] * m2[5] + m1[5]
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];
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}
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// TODO: Decompose rotations over X and Y axis
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export function decompose2DTransformMatrix(matrix: number[])
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: TransformFunctionsInfo {
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verifyTransformMatrix(matrix);
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const [A, B, C, D, E, F] = [...matrix];
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const determinant = A * D - B * C;
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const translate = { x: E || 0, y: F || 0 };
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// rewrite with obj destructuring using the identity matrix
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let rotate = 0;
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let scale = { x: 1, y: 1 };
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if (A || B) {
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const R = Math.sqrt(A * A + B * B);
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rotate = B > 0 ? Math.acos(A / R) : -Math.acos(A / R);
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scale = { x: R, y: determinant / R };
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} else if (C || D) {
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const R = Math.sqrt(C * C + D * D);
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rotate = Math.PI / 2 - (D > 0 ? Math.acos(-C / R) : -Math.acos(C / R));
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scale = { x: determinant / R, y: R };
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}
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rotate = radiansToDegrees(rotate);
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return { translate, rotate: { x: 0, y: 0, z: rotate }, scale };
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}
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function verifyTransformMatrix(matrix: number[]) {
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if (matrix.length < 6) {
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throw new Error("Transform matrix should be 2x3.");
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}
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}
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