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@@ -1,314 +1,317 @@
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-<template>
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- <Modal
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- :class="prefixCls"
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- v-model="modalIsShow"
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- title="图片预览"
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- fullscreen
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- footer-hide
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- @on-visible-change="visibleChange"
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- >
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- <div slot="header"></div>
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- <div :class="[`${prefixCls}-close`]" @click="cancel">
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- <i class="el-icon-circle-close"></i>
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- <Icon type="ios-close" />
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- </div>
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-
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- <div :class="[`${prefixCls}-body`]" ref="ReviewBody">
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- <div
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- :class="[`${prefixCls}-guide`, `${prefixCls}-guide-prev`]"
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- @click.stop="showPrev"
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- >
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- <Icon type="ios-arrow-back" />
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- </div>
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- <div
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- :class="[`${prefixCls}-guide`, `${prefixCls}-guide-next`]"
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- @click.stop="showNext"
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- >
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- <Icon type="ios-arrow-forward" />
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- </div>
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- <div
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- :class="[
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- `${prefixCls}-imgs`,
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- { [`${prefixCls}-imgs-nosition`]: nosition }
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- ]"
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- :style="styles"
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- v-move-ele.prevent.stop="{ mouseMove, click: cancel }"
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- v-if="modalIsShow"
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- >
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- <img
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- :key="curImage.imgSrc"
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- :src="curImage.imgSrc"
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- :alt="curImage.name"
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- ref="PreviewImgDetail"
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- @load="resizeImage"
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- />
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- </div>
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- <div :class="[`${prefixCls}-none`]" v-if="!curImage.imgSrc">
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- <Icon type="md-image" />
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- <p>暂无数据</p>
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- </div>
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-
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- <div :class="[`${prefixCls}-loading`]" v-show="loading">
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- <Icon class="ivu-load-loop" type="ios-loading" />
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- </div>
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- </div>
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-
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- <div :class="[`${prefixCls}-footer`]">
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- <ul>
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- <li title="合适大小" @click="toOrigin">
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- <Icon type="md-expand" />
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- </li>
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- <li
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- title="放大"
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- @click="toMagnify"
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- :class="{
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- 'li-disabled': transform.scale === maxScale
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- }"
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- >
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- <Icon type="md-add-circle" />
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- </li>
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- <li
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- title="缩小"
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- @click="toShrink"
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- :class="{
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- 'li-disabled': transform.scale === minScale
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- }"
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- >
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- <Icon type="md-remove-circle" />
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- </li>
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- <li title="旋转" @click.stop="toRotate">
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- <Icon type="ios-refresh-circle" />
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- </li>
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- </ul>
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- </div>
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- </Modal>
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-</template>
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-
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-<script>
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-import MoveEle from "./common/ImagePreview/move-ele";
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-const prefixCls = "cc-image-preview";
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-
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-export default {
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- name: "simple-image-preview",
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- props: {
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- curImage: {
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- type: Object,
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- default() {
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- return {};
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- }
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- }
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- },
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- directives: { MoveEle },
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- data() {
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- return {
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- prefixCls,
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- modalIsShow: false,
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- styles: { width: "", height: "", top: "", left: "", transform: "" },
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- initWidth: 500,
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- minScale: 0.2,
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- maxScale: 5,
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- transform: {
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- scale: 1,
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- rotate: 0
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- },
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- loading: false,
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- loadingSetT: null,
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- nosition: false
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- };
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- },
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- // watch: {
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- // "curImage.imgSrc": {
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- // handler(val) {
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- // if (val) {
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- // this.loadingSetT = setTimeout(() => {
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- // this.loading = true;
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- // }, 300);
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- // this.styles = {
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- // width: "",
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- // height: "",
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- // top: "",
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- // left: "",
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- // transform: ""
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- // };
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- // }
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- // }
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- // }
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- // },
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- mounted() {
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- this.registWheelHandle();
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- },
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- methods: {
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- visibleChange(visible) {
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- if (!visible) return;
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- // this.loading = true;
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- // this.$nextTick(() => {
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- // this.registfileLoad();
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- // });
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- },
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- // registfileLoad() {
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- // const imgDom = this.$refs.PreviewImgDetail;
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- // imgDom.onload = () => {
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- // this.resizeImage(imgDom);
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- // };
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- // },
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- resizeImage() {
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- if (this.loadingSetT) clearTimeout(this.loadingSetT);
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-
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- const imgDom = this.$refs.PreviewImgDetail;
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- const { naturalWidth, naturalHeight } = imgDom;
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- const imageSize = this.getImageSizePos({
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- win: {
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- width: this.$refs.ReviewBody.clientWidth,
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- height: this.$refs.ReviewBody.clientHeight
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- },
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- img: {
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- width: naturalWidth,
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- height: naturalHeight
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- },
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- rotate: 0
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- });
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-
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- this.styles = Object.assign(this.styles, {
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- width: imageSize.width + "px",
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- height: imageSize.height + "px",
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- top: imageSize.top + "px",
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- left: imageSize.left + "px",
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- marginLeft: "auto",
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- transform: "none"
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- });
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- this.transform = {
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- scale: 1,
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- rotate: 0
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- };
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- this.loading = false;
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- setTimeout(() => {
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- this.nosition = false;
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- }, 100);
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- },
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- getImageSizePos({ win, img, rotate }) {
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- const imageSize = {
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- width: 0,
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- height: 0,
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- top: 0,
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- left: 0
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- };
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- const isHorizontal = !!(rotate % 180);
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-
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- const rateWin = isHorizontal
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- ? win.height / win.width
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- : win.width / win.height;
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- const hwin = isHorizontal
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- ? {
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- width: win.height,
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- height: win.width
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- }
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- : win;
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-
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- const rateImg = img.width / img.height;
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-
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- if (rateImg <= rateWin) {
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- imageSize.height = Math.min(hwin.height, img.height);
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- imageSize.width = Math.floor(
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- (imageSize.height * img.width) / img.height
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- );
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- } else {
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- imageSize.width = Math.min(hwin.width, img.width);
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- imageSize.height = Math.floor(
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- (imageSize.width * img.height) / img.width
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- );
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- }
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- imageSize.left = (win.width - imageSize.width) / 2;
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- imageSize.top = (win.height - imageSize.height) / 2;
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- return imageSize;
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- },
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- cancel() {
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- this.modalIsShow = false;
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- this.$emit("on-close");
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- },
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- open() {
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- this.modalIsShow = true;
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- },
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- showPrev() {
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- this.$emit("on-prev");
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- // this.initData();
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- },
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- showNext() {
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- this.$emit("on-next");
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- // this.initData();
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- },
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- // dome-move
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- registWheelHandle() {
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- this.$refs.ReviewBody.addEventListener("wheel", e => {
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- e.preventDefault();
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- this.mouseWheel(e.wheelDeltaY);
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- });
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- },
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- mouseMove({ left, top }) {
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- this.styles.left = left + "px";
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- this.styles.top = top + "px";
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- },
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- mouseWheel(delta) {
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- if (delta < 0) {
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- this.toMagnify();
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- } else {
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- this.toShrink();
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- }
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- },
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- setStyleTransform() {
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- const { scale, rotate } = this.transform;
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- this.styles.transform = `scale(${scale}, ${scale}) rotate(${rotate}deg)`;
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- },
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- toOrigin() {
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- this.transform.scale = 1;
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- this.setStyleTransform();
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- this.resizeImage();
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- },
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- toMagnify() {
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- const scale = (this.transform.scale * 1.2).toFixed(2);
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- this.transform.scale = scale >= this.maxScale ? this.maxScale : scale;
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- this.setStyleTransform();
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- },
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- toShrink() {
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- const scale = (this.transform.scale * 0.75).toFixed(2);
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- this.transform.scale = scale <= this.minScale ? this.minScale : scale;
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- this.setStyleTransform();
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- },
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- toRotate() {
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- this.transform.rotate = this.transform.rotate + 90;
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- this.setStyleTransform();
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- // 调整图片尺寸
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- const { naturalWidth, naturalHeight } = this.$refs.PreviewImgDetail;
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- const imageSize = this.getImageSizePos({
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- win: {
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- width: this.$refs.ReviewBody.clientWidth,
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- height: this.$refs.ReviewBody.clientHeight
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- },
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- img: {
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- width: naturalWidth,
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- height: naturalHeight
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- },
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- rotate: this.transform.rotate
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- });
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-
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- this.styles = Object.assign(this.styles, {
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- width: imageSize.width + "px",
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- height: imageSize.height + "px",
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- top: imageSize.top + "px",
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- left: imageSize.left + "px"
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- });
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- // 360度无缝切换到0度
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- if (this.transform.rotate >= 360) {
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- setTimeout(() => {
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- this.nosition = true;
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- this.transform.rotate = 0;
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- this.setStyleTransform();
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- setTimeout(() => {
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- this.nosition = false;
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- }, 100);
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- }, 200);
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- // 200ms当次旋转动画持续时间
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- }
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- }
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- }
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-};
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-</script>
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+<template>
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+ <Modal
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+ :class="prefixCls"
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+ v-model="modalIsShow"
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+ title="图片预览"
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+ fullscreen
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+ footer-hide
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+ @on-visible-change="visibleChange"
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+ >
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+ <div slot="header"></div>
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+ <div :class="[`${prefixCls}-close`]" @click="cancel">
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+ <i class="el-icon-circle-close"></i>
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+ <Icon type="ios-close" />
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+ </div>
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+
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+ <div :class="[`${prefixCls}-body`]" ref="ReviewBody">
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+ <div
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+ :class="[`${prefixCls}-guide`, `${prefixCls}-guide-prev`]"
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+ @click.stop="showPrev"
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+ >
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+ <Icon type="ios-arrow-back" />
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+ </div>
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+ <div
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+ :class="[`${prefixCls}-guide`, `${prefixCls}-guide-next`]"
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+ @click.stop="showNext"
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+ >
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+ <Icon type="ios-arrow-forward" />
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+ </div>
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+ <div
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+ :class="[
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+ `${prefixCls}-imgs`,
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+ { [`${prefixCls}-imgs-nosition`]: nosition }
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+ ]"
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+ :style="styles"
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+ v-move-ele.prevent.stop="{ mouseMove, click: cancel }"
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+ v-if="modalIsShow"
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+ >
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+ <img
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+ :key="curImage.imgSrc"
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+ :src="curImage.imgSrc"
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+ :alt="curImage.name"
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+ ref="PreviewImgDetail"
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+ @load="resizeImage"
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+ />
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+ </div>
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+ <div :class="[`${prefixCls}-none`]" v-if="!curImage.imgSrc">
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+ <Icon type="md-image" />
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+ <p>暂无数据</p>
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+ </div>
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+
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+ <div :class="[`${prefixCls}-loading`]" v-show="loading">
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+ <Icon class="ivu-load-loop" type="ios-loading" />
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+ </div>
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+ </div>
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+
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+ <div :class="[`${prefixCls}-footer`]">
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+ <ul>
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+ <li title="合适大小" @click="toOrigin">
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+ <Icon type="md-expand" />
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+ </li>
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+ <li
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+ title="放大"
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+ @click="toMagnify"
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+ :class="{
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+ 'li-disabled': transform.scale === maxScale
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+ }"
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+ >
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+ <Icon type="md-add-circle" />
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+ </li>
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+ <li
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+ title="缩小"
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+ @click="toShrink"
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+ :class="{
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+ 'li-disabled': transform.scale === minScale
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+ }"
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+ >
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+ <Icon type="md-remove-circle" />
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+ </li>
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+ <li title="旋转" @click.stop="toRotate">
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+ <Icon type="ios-refresh-circle" />
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+ </li>
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+ </ul>
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+ </div>
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+ </Modal>
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+</template>
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+
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+<script>
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+import MoveEle from "./common/ImagePreview/move-ele";
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+const prefixCls = "cc-image-preview";
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+
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+export default {
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+ name: "simple-image-preview",
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+ props: {
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+ curImage: {
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+ type: Object,
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+ default() {
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+ return {};
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+ }
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+ }
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+ },
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+ directives: { MoveEle },
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+ data() {
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+ return {
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+ prefixCls,
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+ modalIsShow: false,
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+ styles: { width: "", height: "", top: "", left: "", transform: "" },
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+ initWidth: 500,
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+ minScale: 0.2,
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+ maxScale: 5,
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+ transform: {
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+ scale: 1,
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+ rotate: 0
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+ },
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+ loading: false,
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+ loadingSetT: null,
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+ nosition: false
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+ };
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+ },
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+ // watch: {
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+ // "curImage.imgSrc": {
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+ // handler(val) {
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+ // if (val) {
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+ // this.loadingSetT = setTimeout(() => {
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+ // this.loading = true;
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+ // }, 300);
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+ // this.styles = {
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+ // width: "",
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+ // height: "",
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+ // top: "",
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+ // left: "",
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+ // transform: ""
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+ // };
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+ // }
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+ // }
|
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|
+ // }
|
|
|
+ // },
|
|
|
+ mounted() {
|
|
|
+ this.registWheelHandle();
|
|
|
+ },
|
|
|
+ methods: {
|
|
|
+ visibleChange(visible) {
|
|
|
+ if (!visible) return;
|
|
|
+ // this.loading = true;
|
|
|
+ // this.$nextTick(() => {
|
|
|
+ // this.registfileLoad();
|
|
|
+ // });
|
|
|
+ },
|
|
|
+ // registfileLoad() {
|
|
|
+ // const imgDom = this.$refs.PreviewImgDetail;
|
|
|
+ // imgDom.onload = () => {
|
|
|
+ // this.resizeImage(imgDom);
|
|
|
+ // };
|
|
|
+ // },
|
|
|
+ resizeImage() {
|
|
|
+ // if (this.loadingSetT) clearTimeout(this.loadingSetT);
|
|
|
+
|
|
|
+ const imgDom = this.$refs.PreviewImgDetail;
|
|
|
+ const { naturalWidth, naturalHeight } = imgDom;
|
|
|
+ const rotate = this.curImage.deg || 0;
|
|
|
+ const imageSize = this.getImageSizePos({
|
|
|
+ win: {
|
|
|
+ width: this.$refs.ReviewBody.clientWidth,
|
|
|
+ height: this.$refs.ReviewBody.clientHeight
|
|
|
+ },
|
|
|
+ img: {
|
|
|
+ width: naturalWidth,
|
|
|
+ height: naturalHeight
|
|
|
+ },
|
|
|
+ rotate
|
|
|
+ });
|
|
|
+ this.transform = {
|
|
|
+ scale: 1,
|
|
|
+ rotate
|
|
|
+ };
|
|
|
+
|
|
|
+ this.styles = Object.assign(this.styles, {
|
|
|
+ width: imageSize.width + "px",
|
|
|
+ height: imageSize.height + "px",
|
|
|
+ top: imageSize.top + "px",
|
|
|
+ left: imageSize.left + "px",
|
|
|
+ marginLeft: "auto",
|
|
|
+ transform: "none"
|
|
|
+ });
|
|
|
+ this.setStyleTransform();
|
|
|
+ this.nosition = true;
|
|
|
+
|
|
|
+ this.loading = false;
|
|
|
+ setTimeout(() => {
|
|
|
+ this.nosition = false;
|
|
|
+ }, 100);
|
|
|
+ },
|
|
|
+ getImageSizePos({ win, img, rotate }) {
|
|
|
+ const imageSize = {
|
|
|
+ width: 0,
|
|
|
+ height: 0,
|
|
|
+ top: 0,
|
|
|
+ left: 0
|
|
|
+ };
|
|
|
+ const isHorizontal = !!(rotate % 180);
|
|
|
+
|
|
|
+ const rateWin = isHorizontal
|
|
|
+ ? win.height / win.width
|
|
|
+ : win.width / win.height;
|
|
|
+ const hwin = isHorizontal
|
|
|
+ ? {
|
|
|
+ width: win.height,
|
|
|
+ height: win.width
|
|
|
+ }
|
|
|
+ : win;
|
|
|
+
|
|
|
+ const rateImg = img.width / img.height;
|
|
|
+
|
|
|
+ if (rateImg <= rateWin) {
|
|
|
+ imageSize.height = Math.min(hwin.height, img.height);
|
|
|
+ imageSize.width = Math.floor(
|
|
|
+ (imageSize.height * img.width) / img.height
|
|
|
+ );
|
|
|
+ } else {
|
|
|
+ imageSize.width = Math.min(hwin.width, img.width);
|
|
|
+ imageSize.height = Math.floor(
|
|
|
+ (imageSize.width * img.height) / img.width
|
|
|
+ );
|
|
|
+ }
|
|
|
+ imageSize.left = (win.width - imageSize.width) / 2;
|
|
|
+ imageSize.top = (win.height - imageSize.height) / 2;
|
|
|
+ return imageSize;
|
|
|
+ },
|
|
|
+ cancel() {
|
|
|
+ this.modalIsShow = false;
|
|
|
+ this.$emit("on-close");
|
|
|
+ },
|
|
|
+ open() {
|
|
|
+ this.modalIsShow = true;
|
|
|
+ },
|
|
|
+ showPrev() {
|
|
|
+ this.$emit("on-prev");
|
|
|
+ // this.initData();
|
|
|
+ },
|
|
|
+ showNext() {
|
|
|
+ this.$emit("on-next");
|
|
|
+ // this.initData();
|
|
|
+ },
|
|
|
+ // dome-move
|
|
|
+ registWheelHandle() {
|
|
|
+ this.$refs.ReviewBody.addEventListener("wheel", e => {
|
|
|
+ e.preventDefault();
|
|
|
+ this.mouseWheel(e.wheelDeltaY);
|
|
|
+ });
|
|
|
+ },
|
|
|
+ mouseMove({ left, top }) {
|
|
|
+ this.styles.left = left + "px";
|
|
|
+ this.styles.top = top + "px";
|
|
|
+ },
|
|
|
+ mouseWheel(delta) {
|
|
|
+ if (delta > 0) {
|
|
|
+ this.toMagnify();
|
|
|
+ } else {
|
|
|
+ this.toShrink();
|
|
|
+ }
|
|
|
+ },
|
|
|
+ setStyleTransform() {
|
|
|
+ const { scale, rotate } = this.transform;
|
|
|
+ this.styles.transform = `scale(${scale}, ${scale}) rotate(${rotate}deg)`;
|
|
|
+ },
|
|
|
+ toOrigin() {
|
|
|
+ this.transform.scale = 1;
|
|
|
+ this.setStyleTransform();
|
|
|
+ },
|
|
|
+ toMagnify() {
|
|
|
+ const scale = (this.transform.scale * 1.2).toFixed(2);
|
|
|
+ this.transform.scale = scale >= this.maxScale ? this.maxScale : scale;
|
|
|
+ this.setStyleTransform();
|
|
|
+ },
|
|
|
+ toShrink() {
|
|
|
+ const scale = (this.transform.scale * 0.75).toFixed(2);
|
|
|
+ this.transform.scale = scale <= this.minScale ? this.minScale : scale;
|
|
|
+ this.setStyleTransform();
|
|
|
+ },
|
|
|
+ toRotate() {
|
|
|
+ this.transform.rotate = this.transform.rotate + 90;
|
|
|
+ this.setStyleTransform();
|
|
|
+ // 调整图片尺寸
|
|
|
+ const { naturalWidth, naturalHeight } = this.$refs.PreviewImgDetail;
|
|
|
+ const imageSize = this.getImageSizePos({
|
|
|
+ win: {
|
|
|
+ width: this.$refs.ReviewBody.clientWidth,
|
|
|
+ height: this.$refs.ReviewBody.clientHeight
|
|
|
+ },
|
|
|
+ img: {
|
|
|
+ width: naturalWidth,
|
|
|
+ height: naturalHeight
|
|
|
+ },
|
|
|
+ rotate: this.transform.rotate
|
|
|
+ });
|
|
|
+
|
|
|
+ this.styles = Object.assign(this.styles, {
|
|
|
+ width: imageSize.width + "px",
|
|
|
+ height: imageSize.height + "px",
|
|
|
+ top: imageSize.top + "px",
|
|
|
+ left: imageSize.left + "px"
|
|
|
+ });
|
|
|
+ // 360度无缝切换到0度
|
|
|
+ if (this.transform.rotate >= 360) {
|
|
|
+ setTimeout(() => {
|
|
|
+ this.nosition = true;
|
|
|
+ this.transform.rotate = 0;
|
|
|
+ this.setStyleTransform();
|
|
|
+ setTimeout(() => {
|
|
|
+ this.nosition = false;
|
|
|
+ }, 100);
|
|
|
+ }, 200);
|
|
|
+ // 200ms当次旋转动画持续时间
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+};
|
|
|
+</script>
|