158 lines
3.5 KiB
Vue
158 lines
3.5 KiB
Vue
<!-- 页面 -->
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<template>
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<su-popup :show="show" round="10" @close="onClosePoster" type="center" class="popup-box">
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<view class="ss-flex-col ss-col-center ss-row-center">
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<view
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v-if="poster.src === ''"
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class="poster-title ss-flex ss-row-center"
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:style="{
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height: poster.height + 'px',
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width: poster.width + 'px',
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}"
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>
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海报加载中...
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</view>
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<image
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v-else
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class="poster-img"
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:src="poster.src"
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:style="{
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height: poster.height + 'px',
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width: poster.width + 'px',
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}"
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:show-menu-by-longpress="true"
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></image>
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<canvas
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class="hideCanvas"
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:canvas-id="poster.canvasId"
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:id="poster.canvasId"
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:style="{
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height: poster.height + 'px',
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width: poster.width + 'px',
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}"
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/>
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<view
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class="poster-btn-box ss-m-t-20 ss-flex ss-row-between ss-col-center"
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v-if="poster.src != ''"
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>
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<button class="cancel-btn ss-reset-button" @tap="onClosePoster">取消</button>
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<button class="save-btn ss-reset-button ui-BG-Main" @tap="onSavePoster">
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{{
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['wechatOfficialAccount', 'H5'].includes(sheep.$platform.name)
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? '长按图片保存'
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: '保存图片'
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}}
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</button>
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</view>
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</view>
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</su-popup>
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</template>
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<script setup>
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import { reactive, getCurrentInstance } from 'vue';
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import sheep from '@/sheep';
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import useCanvas from './useCanvas';
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const props = defineProps({
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show: {
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type: Boolean,
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default: false,
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},
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shareInfo: {
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type: Object,
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default() {},
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},
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});
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const poster = reactive({
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canvasId: 'canvasId',
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width: sheep.$platform.device.windowWidth * 0.9,
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height: 600,
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src: '',
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});
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const emits = defineEmits(['success', 'close']);
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const vm = getCurrentInstance();
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const onClosePoster = () => {
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emits('close');
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};
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const onSavePoster = () => {
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if (['WechatOfficialAccount', 'H5'].includes(sheep.$platform.name)) {
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sheep.$helper.toast('请长按图片保存');
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return;
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}
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uni.saveImageToPhotosAlbum({
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filePath: poster.src,
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success: (res) => {
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onClosePoster();
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sheep.$helper.toast('保存成功');
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},
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fail: (err) => {
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sheep.$helper.toast('保存失败');
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console.log('图片保存失败:', err);
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},
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});
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};
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async function getPoster(params) {
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poster.src = '';
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poster.shareInfo = props.shareInfo;
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// #ifdef APP-PLUS
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poster.canvasId = 'canvasId-' + new Date().getTime();
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// #endif
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const canvas = await useCanvas(poster, vm);
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return canvas;
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}
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defineExpose({
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getPoster,
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});
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</script>
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<style lang="scss" scoped>
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.popup-box {
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position: relative;
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}
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.poster-title {
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color: #999;
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}
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// 分享海报
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.poster-btn-box {
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width: 600rpx;
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position: absolute;
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left: 50%;
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transform: translateX(-50%);
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bottom: -80rpx;
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.cancel-btn {
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width: 240rpx;
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height: 70rpx;
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line-height: 70rpx;
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background: $white;
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border-radius: 35rpx;
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font-size: 28rpx;
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font-weight: 500;
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color: $dark-9;
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}
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.save-btn {
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width: 240rpx;
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height: 70rpx;
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line-height: 70rpx;
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border-radius: 35rpx;
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font-size: 28rpx;
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font-weight: 500;
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}
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}
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.poster-img {
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border-radius: 20rpx;
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}
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.hideCanvas {
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position: fixed;
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top: -99999rpx;
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left: -99999rpx;
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z-index: -99999;
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}
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</style>
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