280 lines
6.7 KiB
Vue
280 lines
6.7 KiB
Vue
<template>
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<transition :name="$store.state.animation ? popup ? 'modal-popup' : 'modal' : ''" appear @after-leave="onClosed" @enter="$emit('opening')" @after-enter="childRendered">
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<div v-show="manualShowing != null ? manualShowing : showing" class="mk-modal" v-hotkey.global="keymap" :style="{ pointerEvents: (manualShowing != null ? manualShowing : showing) ? 'auto' : 'none', '--transformOrigin': transformOrigin }">
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<div class="bg _modalBg" @click="onBgClick"></div>
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<div class="content" :class="{ popup, fixed, top: position === 'top' }" @click.self="onBgClick" ref="content">
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<slot></slot>
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</div>
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</div>
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</transition>
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</template>
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<script lang="ts">
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import { defineComponent } from 'vue';
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function getFixedContainer(el: Element | null): Element | null {
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if (el == null || el.tagName === 'BODY') return null;
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const position = window.getComputedStyle(el).getPropertyValue('position');
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if (position === 'fixed') {
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return el;
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} else {
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return getFixedContainer(el.parentElement);
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}
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}
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export default defineComponent({
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provide: {
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modal: true
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},
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props: {
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manualShowing: {
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type: Boolean,
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required: false,
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default: null,
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},
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srcCenter: {
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type: Boolean,
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required: false
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},
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src: {
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required: false,
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},
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position: {
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required: false
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}
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},
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emits: ['opening', 'click', 'esc', 'close', 'closed'],
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data() {
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return {
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showing: true,
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fixed: false,
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transformOrigin: 'center',
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contentClicking: false,
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};
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},
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computed: {
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keymap(): any {
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return {
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'esc': () => this.$emit('esc'),
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};
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},
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popup(): boolean {
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return this.src != null;
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}
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},
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mounted() {
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this.$watch('src', () => {
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this.fixed = getFixedContainer(this.src) != null;
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this.$nextTick(() => {
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this.align();
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});
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}, { immediate: true });
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this.$nextTick(() => {
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const popover = this.$refs.content as any;
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new ResizeObserver((entries, observer) => {
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this.align();
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}).observe(popover);
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});
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},
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methods: {
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align() {
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if (!this.popup) return;
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const popover = this.$refs.content as any;
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if (popover == null) return;
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const rect = this.src.getBoundingClientRect();
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const width = popover.offsetWidth;
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const height = popover.offsetHeight;
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let left;
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let top;
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if (this.srcCenter) {
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const x = rect.left + (this.fixed ? 0 : window.pageXOffset) + (this.src.offsetWidth / 2);
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const y = rect.top + (this.fixed ? 0 : window.pageYOffset) + (this.src.offsetHeight / 2);
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left = (x - (width / 2));
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top = (y - (height / 2));
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} else {
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const x = rect.left + (this.fixed ? 0 : window.pageXOffset) + (this.src.offsetWidth / 2);
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const y = rect.top + (this.fixed ? 0 : window.pageYOffset) + this.src.offsetHeight;
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left = (x - (width / 2));
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top = y;
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}
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if (this.fixed) {
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if (left + width > window.innerWidth) {
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left = window.innerWidth - width;
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}
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if (top + height > window.innerHeight) {
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top = window.innerHeight - height;
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}
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} else {
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if (left + width - window.pageXOffset > window.innerWidth) {
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left = window.innerWidth - width + window.pageXOffset - 1;
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}
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if (top + height - window.pageYOffset > window.innerHeight) {
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top = window.innerHeight - height + window.pageYOffset - 1;
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}
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}
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if (top < 0) {
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top = 0;
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}
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if (left < 0) {
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left = 0;
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}
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if (top > rect.top + (this.fixed ? 0 : window.pageYOffset)) {
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this.transformOrigin = 'center top';
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} else {
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this.transformOrigin = 'center';
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}
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popover.style.left = left + 'px';
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popover.style.top = top + 'px';
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},
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childRendered() {
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// モーダルコンテンツにマウスボタンが押され、コンテンツ外でマウスボタンが離されたときにモーダルバックグラウンドクリックと判定させないためにマウスイベントを監視しフラグ管理する
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const content = this.$refs.content.children[0];
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content.addEventListener('mousedown', e => {
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this.contentClicking = true;
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window.addEventListener('mouseup', e => {
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// click イベントより先に mouseup イベントが発生するかもしれないのでちょっと待つ
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setTimeout(() => {
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this.contentClicking = false;
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}, 100);
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}, { passive: true, once: true });
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}, { passive: true });
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},
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close() {
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this.showing = false;
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this.$emit('close');
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},
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onBgClick() {
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if (this.contentClicking) return;
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this.$emit('click');
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},
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onClosed() {
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this.$emit('closed');
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}
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}
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});
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</script>
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<style lang="scss">
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.modal-popup-enter-active, .modal-popup-leave-active,
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.modal-enter-from, .modal-leave-to {
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> .content {
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transform-origin: var(--transformOrigin);
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}
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}
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</style>
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<style lang="scss" scoped>
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.modal-enter-active, .modal-leave-active {
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// CSS的には無意味だけどこれが無いとVueが認識しない
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transition: opacity 0.3s, transform 0.3s !important;
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> .bg {
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transition: opacity 0.3s !important;
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}
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> .content {
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transition: opacity 0.3s, transform 0.3s !important;
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}
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}
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.modal-enter-from, .modal-leave-to {
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> .bg {
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opacity: 0;
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}
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> .content {
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pointer-events: none;
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opacity: 0;
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transform: scale(0.9);
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}
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}
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.modal-popup-enter-active, .modal-popup-leave-active {
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// CSS的には無意味だけどこれが無いとVueが認識しない
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transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1) !important;
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> .bg {
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transition: opacity 0.3s !important;
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}
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> .content {
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transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1) !important;
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}
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}
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.modal-popup-enter-from, .modal-popup-leave-to {
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> .bg {
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opacity: 0;
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}
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> .content {
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pointer-events: none;
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opacity: 0;
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transform: scale(0.9);
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}
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}
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.mk-modal {
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> .bg {
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z-index: 10000;
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}
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> .content:not(.popup) {
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position: fixed;
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z-index: 10000;
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top: 0;
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bottom: 0;
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left: 0;
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right: 0;
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margin: auto;
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padding: 32px;
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// TODO: mask-imageはiOSだとやたら重い。なんとかしたい
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-webkit-mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 32px, rgba(0,0,0,1) calc(100% - 32px), rgba(0,0,0,0) 100%);
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mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 32px, rgba(0,0,0,1) calc(100% - 32px), rgba(0,0,0,0) 100%);
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overflow: auto;
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display: flex;
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@media (max-width: 500px) {
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padding: 16px;
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-webkit-mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 16px, rgba(0,0,0,1) calc(100% - 16px), rgba(0,0,0,0) 100%);
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mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 16px, rgba(0,0,0,1) calc(100% - 16px), rgba(0,0,0,0) 100%);
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}
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> ::v-deep(*) {
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margin: auto;
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}
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&.top {
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> ::v-deep(*) {
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margin-top: 0;
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}
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}
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}
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> .content.popup {
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position: absolute;
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z-index: 10000;
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&.fixed {
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position: fixed;
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}
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}
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}
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</style>
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