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Menu: support right-top origin
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This commit is contained in:
thislight 2024-10-25 22:40:07 +08:00
parent 556e0b2336
commit 4958fb1346
1 changed files with 102 additions and 55 deletions
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91
src/material/Menu.tsx
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@ -14,29 +14,41 @@ type Props = {
anchor: () => DOMRect;
};
function adjustMenuPosition(
rect: DOMRect,
[left, top]: [number, number],
{ width, height }: { width: number; height: number },
) {
const ntop = rect.bottom > height ? top - (rect.bottom - height) : top;
const nleft = rect.right > width ? left - (rect.right - width) : left;
return [nleft, ntop] as [number, number];
function px(n?: number) {
if (n) {
return `${n}px`;
} else {
return undefined;
}
}
const Menu: ParentComponent<Props> = (props) => {
let root: HTMLDialogElement;
const [pos, setPos] = createSignal<[number, number]>([0, 0]);
const windowSize = useWindowSize();
const [anchorPos, setAnchorPos] = createSignal<{
left?: number;
top?: number;
}>({});
let openAnimationOrigin: "lt" | "rt" = "lt";
createEffect(() => {
if (props.open) {
const a = props.anchor();
if (!root.open) {
root.showModal();
const rend = root.getBoundingClientRect();
setPos(adjustMenuPosition(rend, [a.left, a.top], windowSize));
const { width } = windowSize;
const { left, top, right } = a;
if (left > width / 2) {
openAnimationOrigin = "rt";
setAnchorPos({
left: right - rend.width,
top,
});
const overflow = root.style.overflow;
root.style.overflow = "hidden";
@ -45,7 +57,6 @@ const Menu: ParentComponent<Props> = (props) => {
const animation = root.animate(
{
height: [`${rend.height / 2}px`, `${rend.height}px`],
width: [`${rend.width / 4 * 3}px`, `${rend.width}px`],
},
{
duration,
@ -57,13 +68,30 @@ const Menu: ParentComponent<Props> = (props) => {
() => (root.style.overflow = overflow),
);
} else {
setPos(
adjustMenuPosition(
root.getBoundingClientRect(),
[a.left, a.top],
windowSize,
),
openAnimationOrigin = "lt";
setAnchorPos({ left, top });
const overflow = root.style.overflow;
root.style.overflow = "hidden";
const duration = (rend.height / 1600) * 1000;
const easing = ANIM_CURVE_STD;
const animation = root.animate(
{
height: [`${rend.height / 2}px`, `${rend.height}px`],
width: [`${(rend.width / 4) * 3}px`, `${rend.width}px`],
},
{
duration,
easing,
},
);
animation.addEventListener(
"finish",
() => (root.style.overflow = overflow),
);
}
} else {
// TODO: update the pos
}
} else {
animateClose();
@ -72,12 +100,13 @@ const Menu: ParentComponent<Props> = (props) => {
const animateClose = () => {
const rend = root.getBoundingClientRect();
if (openAnimationOrigin === "lt") {
const overflow = root.style.overflow;
root.style.overflow = "hidden";
const animation = root.animate(
{
height: [`${rend.height}px`, `${rend.height / 2}px`],
width: [`${rend.width}px`, `${rend.width / 4 * 3}px`],
width: [`${rend.width}px`, `${(rend.width / 4) * 3}px`],
},
{
duration: (rend.height / 2 / 1600) * 1000,
@ -88,6 +117,23 @@ const Menu: ParentComponent<Props> = (props) => {
root.style.overflow = overflow;
root.close();
});
} else {
const overflow = root.style.overflow;
root.style.overflow = "hidden";
const animation = root.animate(
{
height: [`${rend.height}px`, `${rend.height / 2}px`],
},
{
duration: (rend.height / 2 / 1600) * 1000,
easing: ANIM_CURVE_STD,
},
);
animation.addEventListener("finish", () => {
root.style.overflow = overflow;
root.close();
});
}
};
return (
@ -111,14 +157,15 @@ const Menu: ParentComponent<Props> = (props) => {
}
}}
style={{
position: "absolute",
left: `${pos()[0]}px`,
top: `${pos()[1]}px`,
position: "fixed",
left: px(anchorPos().left),
top: px(anchorPos().top),
border: "none",
"border-radius": "2px",
padding: 0,
"max-width": "560px",
width: "max-content",
/*"min-width": "20vw", */
/* FIXME: the content may be overflow */
"box-shadow": "var(--tutu-shadow-e8)",
}}
>