enhance(frontend/HorizontalSwipe): 操作性の改善 (#13038)

* Update swipe thresholds and touch-action

* スワイプ中にPullToRefreshが反応しないように

* 横スワイプに関与する可能性のある要素がある場合はスワイプを発火しないように

* update threshold

* isSwipingを外部化

* rename

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>
This commit is contained in:
かっこかり 2024-02-07 20:02:29 +09:00 committed by GitHub
parent 313ce82192
commit 155896a851
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3 changed files with 39 additions and 6 deletions

View file

@ -25,11 +25,11 @@ SPDX-License-Identifier: AGPL-3.0-only
</Transition>
</div>
</template>
<script lang="ts" setup>
import { ref, shallowRef, computed, nextTick, watch } from 'vue';
import type { Tab } from '@/components/global/MkPageHeader.tabs.vue';
import { defaultStore } from '@/store.js';
import { isHorizontalSwipeSwiping as isSwiping } from '@/scripts/touch.js';
const rootEl = shallowRef<HTMLDivElement>();
@ -49,16 +49,16 @@ const shouldAnimate = computed(() => defaultStore.reactiveState.enableHorizontal
// //
//
const MIN_SWIPE_DISTANCE = 50;
const MIN_SWIPE_DISTANCE = 20;
//
const SWIPE_DISTANCE_THRESHOLD = 125;
const SWIPE_DISTANCE_THRESHOLD = 70;
// Y
const SWIPE_ABORT_Y_THRESHOLD = 75;
//
const MAX_SWIPE_DISTANCE = 150;
const MAX_SWIPE_DISTANCE = 120;
// //
@ -68,7 +68,6 @@ let startScreenY: number | null = null;
const currentTabIndex = computed(() => props.tabs.findIndex(tab => tab.key === tabModel.value));
const pullDistance = ref(0);
const isSwiping = ref(false);
const isSwipingForClass = ref(false);
let swipeAborted = false;
@ -77,6 +76,8 @@ function touchStart(event: TouchEvent) {
if (event.touches.length !== 1) return;
if (hasSomethingToDoWithXSwipe(event.target as HTMLElement)) return;
startScreenX = event.touches[0].screenX;
startScreenY = event.touches[0].screenY;
}
@ -90,6 +91,8 @@ function touchMove(event: TouchEvent) {
if (swipeAborted) return;
if (hasSomethingToDoWithXSwipe(event.target as HTMLElement)) return;
let distanceX = event.touches[0].screenX - startScreenX;
let distanceY = event.touches[0].screenY - startScreenY;
@ -139,6 +142,8 @@ function touchEnd(event: TouchEvent) {
if (!isSwiping.value) return;
if (hasSomethingToDoWithXSwipe(event.target as HTMLElement)) return;
const distance = event.changedTouches[0].screenX - startScreenX;
if (Math.abs(distance) > SWIPE_DISTANCE_THRESHOLD) {
@ -162,6 +167,24 @@ function touchEnd(event: TouchEvent) {
}, 400);
}
/** 横スワイプに関与する可能性のある要素を調べる */
function hasSomethingToDoWithXSwipe(el: HTMLElement) {
if (['INPUT', 'TEXTAREA'].includes(el.tagName)) return true;
if (el.isContentEditable) return true;
if (el.scrollWidth > el.clientWidth) return true;
const style = window.getComputedStyle(el);
if (['absolute', 'fixed', 'sticky'].includes(style.position)) return true;
if (['scroll', 'auto'].includes(style.overflowX)) return true;
if (style.touchAction === 'pan-x') return true;
if (el.parentElement && el.parentElement !== rootEl.value) {
return hasSomethingToDoWithXSwipe(el.parentElement);
} else {
return false;
}
}
const transitionName = ref<'swipeAnimationLeft' | 'swipeAnimationRight' | undefined>(undefined);
watch(tabModel, (newTab, oldTab) => {
@ -182,6 +205,7 @@ watch(tabModel, (newTab, oldTab) => {
<style lang="scss" module>
.transitionRoot {
touch-action: pan-y pinch-zoom;
display: grid;
grid-template-columns: 100%;
overflow: clip;

View file

@ -26,6 +26,7 @@ SPDX-License-Identifier: AGPL-3.0-only
import { onMounted, onUnmounted, ref, shallowRef } from 'vue';
import { i18n } from '@/i18n.js';
import { getScrollContainer } from '@/scripts/scroll.js';
import { isHorizontalSwipeSwiping } from '@/scripts/touch.js';
const SCROLL_STOP = 10;
const MAX_PULL_DISTANCE = Infinity;
@ -129,7 +130,7 @@ function moveEnd() {
function moving(event: TouchEvent | PointerEvent) {
if (!isPullStart.value || isRefreshing.value || disabled) return;
if ((scrollEl?.scrollTop ?? 0) > (supportPointerDesktop ? SCROLL_STOP : SCROLL_STOP + pullDistance.value)) {
if ((scrollEl?.scrollTop ?? 0) > (supportPointerDesktop ? SCROLL_STOP : SCROLL_STOP + pullDistance.value) || isHorizontalSwipeSwiping.value) {
pullDistance.value = 0;
isPullEnd.value = false;
moveEnd();
@ -148,6 +149,10 @@ function moving(event: TouchEvent | PointerEvent) {
if (event.cancelable) event.preventDefault();
}
if (pullDistance.value > SCROLL_STOP) {
event.stopPropagation();
}
isPullEnd.value = pullDistance.value >= FIRE_THRESHOLD;
}

View file

@ -3,6 +3,7 @@
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { ref } from 'vue';
import { deviceKind } from '@/scripts/device-kind.js';
const isTouchSupported = 'maxTouchPoints' in navigator && navigator.maxTouchPoints > 0;
@ -16,3 +17,6 @@ if (isTouchSupported && !isTouchUsing) {
isTouchUsing = true;
}, { passive: true });
}
/** (MkHorizontalSwipe) 横スワイプ中か? */
export const isHorizontalSwipeSwiping = ref(false);