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Focal points (#6520)

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* Add focus param to media API, center thumbnails on focus point

* Add UI for setting a focal point

* Improve focal point icon on upload item

* Use focal point in upload preview

* Add focalPoint property to ActivityPub

* Don't show focal point button for non-image attachments
This commit is contained in:
Eugen Rochko 2018-02-22 00:35:46 +01:00 • committed by GitHub
parent d3a62d2637
commit 90f12f2e5a
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GPG key ID: 4AEE18F83AFDEB23
15 changed files with 307 additions and 30 deletions
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6
app/javascript/mastodon/features/video/index.js
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@ -30,7 +30,7 @@ const formatTime = secondsNum => {
return (hours === '00' ? '' : `${hours}:`) + `${minutes}:${seconds}`;
};
const findElementPosition = el => {
export const findElementPosition = el => {
let box;
if (el.getBoundingClientRect && el.parentNode) {
@ -61,7 +61,7 @@ const findElementPosition = el => {
};
};
const getPointerPosition = (el, event) => {
export const getPointerPosition = (el, event) => {
const position = {};
const box = findElementPosition(el);
const boxW = el.offsetWidth;
@ -77,7 +77,7 @@ const getPointerPosition = (el, event) => {
pageY = event.changedTouches[0].pageY;
}
position.y = Math.max(0, Math.min(1, ((boxY - pageY) + boxH) / boxH));
position.y = Math.max(0, Math.min(1, (pageY - boxY) / boxH));
position.x = Math.max(0, Math.min(1, (pageX - boxX) / boxW));
return position;