DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
33 lines
1.4 KiB
Text
33 lines
1.4 KiB
Text
const ds = (ab) => (ab[0] <= 0 && ab[1] >= 0) || (ab[0] >= 0 && ab[1] <= 0);
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const sign = (x) => (x < 0 ? -1 : 1);
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export const pinchOrZoom = (event, cache) => {
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if (!event.changedTouches) {
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return false;
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}
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if (event.touches.length === 2) {
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const oldPoints = [cache[event.touches[0].identifier], cache[event.touches[1].identifier]];
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const newPoints = [event.touches[0], event.touches[1]];
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if (oldPoints[0] && oldPoints[1]) {
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// Calculate the difference between the start and move coordinates
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const diffx = [oldPoints[0].clientX - newPoints[0].clientX, oldPoints[1].clientX - newPoints[1].clientX];
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const diffy = [oldPoints[0].clientY - newPoints[0].clientY, oldPoints[1].clientY - newPoints[1].clientY];
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console.log(diffx, diffy);
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if (ds(diffx) || ds(diffy)) {
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return {
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action: 'zoom',
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};
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}
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const mx = Math.max(Math.abs(diffx[0]), Math.abs(diffx[1]));
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const my = Math.max(Math.abs(diffy[0]), Math.abs(diffy[1]));
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return {
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action: 'pinch',
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coords: [mx * sign(diffx[0]), my * sign(diffx[1])],
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};
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}
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}
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Array.from(event.changedTouches).forEach((touch) => (cache[touch.identifier] = touch));
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return {
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action: 'move',
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coords: [event.changedTouches[0].clientX, event.changedTouches[0].clientY],
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};
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};
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