uniapp 实现海报分享功能

uniapp yekong 164℃

uniapp 微信小程序开发,需要实现点击弹出海报图片,实现分享功能。这里因为canvas画图不擅长,所以找了一个第三方插件,用来实现此功能,感谢开发者。
uniapp 实现海报分享功能

使用到插件

插件地址

插件封装组件

<template>
	<view class="sharebody">
		<l-painter v-if="show" css="width: 750rpx; height: 1000rpx;" ref="painter">
			<l-painter-image src="https://cdn.hifreeter.com/xiaochengxu/static/share/bg.png"
				css="width: 750rpx; height: 1000rpx;object-fit:cover;" />
			<l-painter-view css="height: 1000rpx; width: 750rpx;margin-top:-1000rpx;">
				<l-painter-image src="https://cdn.hifreeter.com/xiaochengxu/static/share/logo2.png"
					css="width: 239rpx; height: 88rpx;margin-left:255rpx;margin-top:100rpx;" />
				<l-painter-view
					css="width: 686rpx;background: #FFFFFF; padding-bottom:12rpx; border-radius: 20rpx;margin-left:32rpx;margin-top:200rpx;">
					<l-painter-view
						css="width: 200rpx;height: 200rpx;background: #FFFFFF;margin-top:-100rpx;border-radius: 50%;margin-left:243rpx;">
						<l-painter-image :src="imgSrc"
							css="width: 180rpx; height: 180rpx;margin-left:10rpx;margin-top:10rpx;border-radius: 50%;" />
							<l-painter-image src="https://cdn.hifreeter.com/xiaochengxu/static/icon/yx.png"
							css="width: 48rpx; height: 48rpx;margin-left:140rpx;margin-top:-40rpx;border-radius: 50%;" />
					</l-painter-view>
					<l-painter-text :text="data.nickName"
						css="width:686rpx;text-align: center;font-size: 34rpx;font-family: PingFang SC-Regular, PingFang SC;font-weight: 400;color: #393737;" />
					<l-painter-text :text="data.industryName"
						css="width:686rpx;text-align: center;font-size: 28rpx;font-family: PingFang SC-Regular, PingFang SC;font-weight: 400;color: #7D7D7D;" />
					<l-painter-view css="width: 500rpx;margin-left:100rpx;text-align: center;">
						<l-painter-text v-for="(item,index) in data.list" :key="index" :text="item.name"
							css="text-align: center;color:#fff;font-size: 28rpx;height: 44rpx;background: #2663E3;border-radius: 20rpx;padding:0 12rpx;margin:8rpx 6rpx;" />
					</l-painter-view>
					<l-painter-text :text="'作品 ('+data.caseSum+') |浏览量 ('+data.popularity+')'"
						css="width:686rpx; text-align: center;font-size: 28rpx;font-family: PingFang SC-Regular, PingFang SC;font-weight: 400;color: #000000;" />
					<l-painter-view
						css="width:657rpx;height: 1rpx;background: rgba(0,0,0,0.1);margin-top:12rpx;margin-left:15rpx;">
					</l-painter-view>
					<l-painter-view css="margin-top: 30rpx">
						<l-painter-image :src="img" css="width: 100rpx; height: 100rpx; margin-left:32rpx;" />
						<l-painter-text text="长按小程序码 查看Ta的主页"
							css="text-align: center; margin-left:32rpx; margin-top:29rpx;font-size: 24rpx;font-family: PingFang SC-Regular, PingFang SC;font-weight: 400;color: #7D7D7D" />
					</l-painter-view>
				</l-painter-view>
			</l-painter-view>
		</l-painter>
	</view>
</template>
<script>
	import {
		userGetCoIn,
		getUn
	} from '@/config/api.js'
	import configs from '@/config/config.js'
	import {
		pathToBase64,
		base64ToPath
	} from 'image-tools'
	export default {
		data() {
			return {
				data: {
					nickName: '',
					caseSum: '',
					description: '',
					pic: ''
				},
				path: '',
				page: 'packages/pages/my/page/index',
				img: '',
				show: false
			}
		},
		computed: {
			imgSrc() {
				var imgSrc = ""
				var str = new RegExp("http");
				if (str.test(this.data.pic)) {
					imgSrc = this.data.pic
				} else {
					imgSrc = configs.uploadImg + this.data.pic
				}
				console.log(imgSrc)
				return imgSrc
			}
		},
		props: {
			userId: {
				type: Number | String,
				default () {
					return 0;
				}
			}
		},
		watch: {
			userId() {
				if (this.userId) {
					this.getInfo()
				}
			},
		},
		mounted() {
			if (this.userId) {
				this.getInfo()
			}
		},
		methods: {
			getUn() {
				var that = this;
				getUn({
					page: this.page,
					width: 200,
					scene: this.userId
				}).then(res => {
					if (res.code == 200) {
						that.img = 'data:image/png;base64,' + res.data.img
						console.log(that.img)
						that.show = true
					}
				}).catch(err => {

				})
			},
			getshare() {
				uni.showLoading({
					title: '加载中'
				})
				setTimeout(() => {
					uni.hideLoading()
					this.$refs.painter.canvasToTempFilePath({
						// 在nvue里是jpeg
						fileType: "jpg",
						quality: 1,
						success: (res) => {
							console.log(res);
							console.log(res.tempFilePath);
							uni.previewImage({
								current: 0,
								urls: [res.tempFilePath],
								indicator: 'number',
								loop: true
							});
						},
					});
				}, 2000)

			},
			getInfo() {
				var that = this;
				userGetCoIn({
					id: this.userId
				}).then(res => {
					if (res.code == 200) {
						that.data = res.data
						that.getUn()
					}
				}).catch(err => {

				})
			},
			getshow() {
				this.show = true
			},
			close() {
				this.show = false
			},
			open() {

			}
		}
	}
</script>
<style scoped lang="scss">
	.sharebody {
		// position: fixed;
		// z-index: -10;
		position: fixed;
		right: 200%;
	}

	.images {
		width: 100px;
		height: 100px;
	}
</style>

使用组件

<share ref="share" :userId="data.id"></share>
goshare() {
	this.$refs.share.getshare()
},

可能遇到的问题

腾讯云cos配置跨域

微信小程序配置合法域名

喜欢 (1)