77 lines
1.5 KiB
Vue
77 lines
1.5 KiB
Vue
<template>
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<div ref="root" :class="$style.root" :style="{ padding: margin + 'px' }">
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<div ref="content" :class="$style.content">
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<slot></slot>
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</div>
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</div>
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</template>
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<script lang="ts" setup>
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import { inject, onMounted, onUnmounted, ref } from 'vue';
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import { deviceKind } from '@/scripts/device-kind';
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const props = withDefaults(defineProps<{
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contentMax?: number | null;
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marginMin?: number;
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marginMax?: number;
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}>(), {
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contentMax: null,
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marginMin: 12,
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marginMax: 24,
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});
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let ro: ResizeObserver;
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let root = $ref<HTMLElement>();
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let content = $ref<HTMLElement>();
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let margin = $ref(0);
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const shouldSpacerMin = inject('shouldSpacerMin', false);
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const adjust = (rect: { width: number; height: number; }) => {
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if (shouldSpacerMin || deviceKind === 'smartphone') {
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margin = props.marginMin;
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return;
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}
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if (rect.width > (props.contentMax ?? 0) || (rect.width > 360 && window.innerWidth > 400)) {
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margin = props.marginMax;
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} else {
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margin = props.marginMin;
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}
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};
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onMounted(() => {
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ro = new ResizeObserver((entries) => {
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/* iOSが対応していない
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adjust({
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width: entries[0].borderBoxSize[0].inlineSize,
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height: entries[0].borderBoxSize[0].blockSize,
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});
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*/
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adjust({
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width: root!.offsetWidth,
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height: root!.offsetHeight,
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});
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});
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ro.observe(root!);
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if (props.contentMax) {
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content!.style.maxWidth = `${props.contentMax}px`;
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}
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});
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onUnmounted(() => {
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ro.disconnect();
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});
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</script>
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<style lang="scss" module>
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.root {
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box-sizing: border-box;
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width: 100%;
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}
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.content {
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margin: 0 auto;
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}
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</style>
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