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@@ -1,525 +1,45 @@
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<template>
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- <view class="poster_page">
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- <mp-swiper :list="list"></mp-swiper>
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- <!-- <swiper class="poster_swiper" previous-margin="110rpx" circular :current="swiperIndex" next-margin="110rpx" @change="onSwiperChange">
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- <swiper-item v-for="(item, index) of list" :key="index">
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- <view class="goods_info_box" :class="{ active: swiperIndex == index }">
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- <image class="goods_image" :src="item.image" mode="scaleToFill"></image>
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- </view>
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- </swiper-item>
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- </swiper> -->
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- <!-- <canvas canvas-id="poster" class="poster_canvas"></canvas> -->
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-
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-<!-- <view class="share_save_box">
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- <view class="push_button" @click="onSaveImg">
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- <text style="font-size: 28rpx;">保存图片</text>
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- </view>
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- </view> -->
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- </view>
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+ <view class="poster_page">
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+ <mp-swiper :list="list" @click="createPoster"></mp-swiper>
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+ </view>
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</template>
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<script>
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-// 文字换行
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-function drawtext(text, maxWidth) {
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- let textArr = text.split("");
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- let len = textArr.length;
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- // 上个节点
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- let previousNode = 0;
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- // 记录节点宽度
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- let nodeWidth = 0;
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- // 文本换行数组
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- let rowText = [];
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- // 如果是字母,侧保存长度
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- let letterWidth = 0;
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- // 汉字宽度
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- let chineseWidth = 21;
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- // otherFont宽度
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- let otherWidth = 10.5;
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- for (let i = 0; i < len; i++) {
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- if (/[\u4e00-\u9fa5]|[\uFE30-\uFFA0]/g.test(textArr[i])) {
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- if(letterWidth > 0){
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- if(nodeWidth + chineseWidth + letterWidth * otherWidth > maxWidth){
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- rowText.push({
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- type: "text",
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- content: text.substring(previousNode, i)
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- });
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- previousNode = i;
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- nodeWidth = chineseWidth;
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- letterWidth = 0;
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- } else {
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- nodeWidth += chineseWidth + letterWidth * otherWidth;
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- letterWidth = 0;
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- }
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- } else {
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- if(nodeWidth + chineseWidth > maxWidth){
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- rowText.push({
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- type: "text",
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- content: text.substring(previousNode, i)
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- });
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- previousNode = i;
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- nodeWidth = chineseWidth;
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- }else{
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- nodeWidth += chineseWidth;
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- }
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- }
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- } else {
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- if(/\n/g.test(textArr[i])){
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- rowText.push({
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- type: "break",
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- content: text.substring(previousNode, i)
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- });
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- previousNode = i + 1;
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- nodeWidth = 0;
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- letterWidth = 0;
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- }else if(textArr[i] == "\\" && textArr[i + 1] == "n"){
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- rowText.push({
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- type: "break",
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- content: text.substring(previousNode, i)
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- });
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- previousNode = i + 2;
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- nodeWidth = 0;
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- letterWidth = 0;
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- }else if(/[a-zA-Z0-9]/g.test(textArr[i])){
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- letterWidth += 1;
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- if(nodeWidth + letterWidth * otherWidth > maxWidth){
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- rowText.push({
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- type: "text",
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- content: text.substring(previousNode, i + 1 - letterWidth)
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- });
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- previousNode = i + 1 - letterWidth;
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- nodeWidth = letterWidth * otherWidth;
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- letterWidth = 0;
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- }
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- } else{
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- if(nodeWidth + otherWidth > maxWidth){
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- rowText.push({
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- type: "text",
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- content: text.substring(previousNode, i)
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- });
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- previousNode = i;
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- nodeWidth = otherWidth;
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- }else{
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- nodeWidth += otherWidth;
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- }
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- }
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- }
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- }
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- if (previousNode < len) {
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- rowText.push({
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- type: "text",
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- content: text.substring(previousNode, len)
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- });
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- }
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- return rowText;
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-}
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-let settingWritePhotosAlbum = false;
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-
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-import mpSwiper from "./comps/mp-swiper.vue"
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-export default {
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- components:{
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- mpSwiper
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- },
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- data() {
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- return {
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- type:'',
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- list:[
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- {
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- title:'麻辣烫',
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- image:'/static/icon/wuliao1.png'
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- },
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- {
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- title:'麻辣烫',
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- image:'/static/icon/wuliao1.png'
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- },
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- {
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- title:'麻辣烫',
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- image:'/static/icon/wuliao1.png'
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- },
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- {
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- title:'麻辣烫',
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- image:'/static/icon/wuliao1.png'
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- },
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- {
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- title:'麻辣烫',
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- image:'/static/icon/wuliao1.png'
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- }
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- ],
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- cardCur:0,
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- //平台
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- platformName: "联兑通",
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- recommendCodeGoods: "",
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- //二维码
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- swiperIndex: 0,
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- posterImgs: [],
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- h5SaveImg: ""
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- };
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- },
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- onLoad(options) {
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-
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- },
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- computed: {
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- },
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- //方法
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- methods: {
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- cardSwiper(e){
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- console.log(e);
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+ import mpSwiper from "./comps/mp-swiper.vue"
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+ export default {
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+ components: {
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+ mpSwiper
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},
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- fetchData1(id){
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- this.$request.get(myApi.live.page,{params:{size:300,id:id}}).then(res=>{
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- this.list=[]
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- res.data.records.forEach(item=>{
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- let obj={}
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- obj.headImgs=item.pic
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- if(item.account>-0.000001&&item.account<0.000001){
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- obj.goodsPrice="免费观看"
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- }else{
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- obj.goodsPrice=item.account
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+ data() {
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+ return {
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+ list: [{
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+ name: '模板1',
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+ image: 'https://guosen-bucket-ldt.obs.cn-south-1.myhuaweicloud.com:443/09fd8a561be341898cf0a18676cb5543-gx8N2ZYZ1Tgfd68d224f9be781b5350604a93eb19665.png'
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+ },
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+ {
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+ name: '模板2',
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+ image: 'https://guosen-bucket-ldt.obs.cn-south-1.myhuaweicloud.com:443/78978a6eff7e405aa94ce88c2e2c5db8-sIJjjTCcbtWm8125a0b912d80d468bc514b4025468ca.png'
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+ },
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+ {
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+ name: '模板3',
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+ image: 'https://guosen-bucket-ldt.obs.cn-south-1.myhuaweicloud.com:443/ed3e1b59af934cf481fe8ec1747e1e3a-TztUhOtCZEHt83e8384035c15466d4a17cf6ee3c9519.png'
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+ },
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+ {
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+ name: '模板4',
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+ image: 'https://guosen-bucket-ldt.obs.cn-south-1.myhuaweicloud.com:443/be1bf10664ed47998752a423abae5d7f-cQkZEj7ZXbZ1662466380785e447bc1b1c3155317a95.png'
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}
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- obj.goodsName=item.title
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- obj.id=item.id
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- this.list.push(obj)
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- })
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- this.getAccessToken()
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- })
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+ ],
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+ };
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},
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- // 轮播图变化
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- onSwiperChange(e) {
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- this.swiperIndex = e.detail.current;
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- this.getAccessToken()
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- },
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- // 创建海报
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- createPoster() {
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- return new Promise((resolve, reject) => {
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- uni.showLoading({
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- title: '海报生成中'
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- });
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- const ctx = uni.createCanvasContext('poster');
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- ctx.fillRect(0, 0, 375, 673);
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- ctx.setFillStyle("#FFF");
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- ctx.fillRect(0, 0, 375, 673);
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- uni.downloadFile({
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- url: this.list[this.swiperIndex].headImgs,
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- success: (res) => {
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- if (res.statusCode === 200) {
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- ctx.drawImage(res.tempFilePath, 0, 0, 375, 375);
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- uni.downloadFile({
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- url: this.recommendCodeGoods,
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- success: (res2) => {
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- if (res.statusCode === 200) {
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- // 商品标题
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- ctx.setFontSize(16);
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- ctx.setFillStyle('#333');
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- let drawtextList = drawtext(this.list[this.swiperIndex].goodsName, 420);
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- let textTop = 0;
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- drawtextList.forEach((item,index) => {
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- if(index < 2){
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- textTop = 380 + (index + 1) * 28;
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- if(index==0){
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- ctx.fillText(item.content, 22, textTop);
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- }else{
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- if(item.content.length>20){
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- ctx.fillText(item.content+"...", 22, textTop);
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- }else{
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- ctx.fillText(item.content, 22, textTop);
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- }
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- }
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- }
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- });
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- // 商品价格
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- ctx.setFontSize(20);
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- ctx.setFillStyle('#f00');
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- ctx.fillText(this.list[this.swiperIndex].goodsPrice, 17, textTop + 47);
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- // 商品分割线
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- ctx.beginPath();
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- ctx.setLineWidth(1);
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- ctx.moveTo(17, textTop + 70);
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- ctx.lineTo(358, textTop + 70);
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- ctx.setStrokeStyle('#eee');
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- ctx.stroke();
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- // 长按识别二维码访问
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- ctx.setFontSize(14);
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- ctx.setFillStyle('#333');
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- ctx.fillText("扫描二维码访问", 17, textTop + 136);
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- // 平台名称
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- ctx.setFontSize(12);
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- ctx.setFillStyle('#999');
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- ctx.fillText(this.platformName, 17, textTop + 170);
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- // 二维码
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- ctx.drawImage(res2.tempFilePath, 238, textTop + 88, 120, 120);
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- ctx.draw(true, () => {
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- // canvas画布转成图片并返回图片地址
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- uni.canvasToTempFilePath({
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- canvasId: 'poster',
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- width: 375,
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- height: 673,
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- success: (res) => {
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- if(this.posterImgs[this.swiperIndex]){
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- this.posterImgs[this.swiperIndex].temporary = res.tempFilePath;
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- }else{
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- this.posterImgs[this.swiperIndex] = {
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- temporary: res.tempFilePath
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- };
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- }
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- console.log("海报制作成功!");
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- resolve(res.tempFilePath);
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- },
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- fail: () => {
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- uni.hideLoading();
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- reject();
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- }
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- })
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- });
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- } else {
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- uni.hideLoading();
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- uni.showToast({
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- title: '海报制作失败,图片下载失败',
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- icon: 'none'
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- });
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- }
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- },
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- fail: err => {
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- uni.hideLoading();
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- uni.showToast({
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- title: '海报制作失败,图片下载失败',
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- icon: 'none'
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- });
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- }
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- });
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- } else {
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- uni.hideLoading();
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- uni.showToast({
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- title: '海报制作失败,图片下载失败',
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- icon: 'none'
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- });
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- }
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- },
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- fail: err => {
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- uni.hideLoading();
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- uni.showToast({
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- title: '海报制作失败,图片下载失败',
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- icon: 'none'
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- });
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- }
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- });
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- });
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- },
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- // 保存图片
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- async onSaveImg() {
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- let imgUrl = "";
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- if(this.posterImgs[this.swiperIndex] && this.posterImgs[this.swiperIndex].temporary){
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- imgUrl = await this.posterImgs[this.swiperIndex].temporary;
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- }else{
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- imgUrl = await this.createPoster();
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- }
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- // #ifdef H5
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- this.h5SaveImg = imgUrl;
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- uni.hideLoading();
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- // #endif
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- // #ifdef MP-WEIXIN
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- uni.showLoading({
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- title: '海报下载中'
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- });
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- if (settingWritePhotosAlbum) {
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- uni.getSetting({
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- success: res => {
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- if (res.authSetting['scope.writePhotosAlbum']) {
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- uni.saveImageToPhotosAlbum({
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- filePath: imgUrl,
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- success: () => {
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- uni.showToast({
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- title: '保存成功'
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- });
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- },
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- complete: () => {
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- uni.hideLoading();
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- }
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- });
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- } else {
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- uni.showModal({
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- title: '提示',
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- content: '请先在设置页面打开“保存相册”使用权限',
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- confirmText: '去设置',
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- cancelText: '算了',
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- success: data => {
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- if (data.confirm) {
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- uni.openSetting();
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- }
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- },
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- complete: () => {
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- uni.hideLoading();
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- }
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- });
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- }
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- },
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- complete: () => {
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- uni.hideLoading();
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- }
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- });
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- } else {
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- settingWritePhotosAlbum = true;
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- uni.authorize({
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- scope: 'scope.writePhotosAlbum',
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- success: () => {
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- uni.saveImageToPhotosAlbum({
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- filePath: imgUrl,
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- success: () => {
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- uni.showToast({
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- title: '保存成功'
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- });
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- },
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- complete: () => {
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- uni.hideLoading();
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- }
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- });
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- },
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- complete: () => {
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- uni.hideLoading();
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- }
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- });
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- }
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- // #endif
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- // #ifdef APP-PLUS
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- uni.showLoading({
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- title: '海报下载中'
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- });
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- uni.saveImageToPhotosAlbum({
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- filePath: imgUrl,
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- success: () => {
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- uni.hideLoading();
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- uni.showToast({
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- title: '保存成功'
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- });
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- }
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- });
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- // #endif
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- }
|
|
|
- }
|
|
|
-};
|
|
|
+ methods: {
|
|
|
+ createPoster(index) {
|
|
|
+ uni.navigateTo({
|
|
|
+ url:"createPoster?index="+(index+1)
|
|
|
+ })
|
|
|
+ },
|
|
|
+
|
|
|
+ }
|
|
|
+ };
|
|
|
</script>
|
|
|
<style lang="scss" scoped>
|
|
|
-.poster_page {
|
|
|
- min-height: 100vh;
|
|
|
- background-color: #f5f5f5;
|
|
|
-}
|
|
|
-.poster_canvas {
|
|
|
- width: 750rpx;
|
|
|
- height: 1324rpx;
|
|
|
- position: fixed;
|
|
|
- top: -10000rpx;
|
|
|
- left: 0rpx;
|
|
|
-}
|
|
|
-.poster_swiper {
|
|
|
- height: 950rpx;
|
|
|
- width: 100%;
|
|
|
- swiper-item {
|
|
|
- box-sizing: border-box;
|
|
|
- display: flex;
|
|
|
- align-items: center;
|
|
|
- .goods_info_box {
|
|
|
- width: 100%;
|
|
|
- height: 100%;
|
|
|
- transform: scale(0.88);
|
|
|
- transition: all 0.4s;
|
|
|
- position: relative;
|
|
|
- overflow: hidden;
|
|
|
- background-color: #FFFFFF;
|
|
|
- &.active {
|
|
|
- transform: scale(1);
|
|
|
- }
|
|
|
- .goods_image {
|
|
|
- width: 100%;
|
|
|
- height: calc(100vw - 220rpx);
|
|
|
- }
|
|
|
- .goods_info {
|
|
|
- padding: 24rpx;
|
|
|
- .goods_name {
|
|
|
- color: #333;
|
|
|
- font-size: 30rpx;
|
|
|
- overflow: hidden;
|
|
|
- text-overflow: ellipsis;
|
|
|
- display: -webkit-box;
|
|
|
- -webkit-line-clamp: 2;
|
|
|
- -webkit-box-orient: vertical;
|
|
|
- }
|
|
|
- .price_box {
|
|
|
- margin-top: 24rpx;
|
|
|
- display: flex;
|
|
|
- align-items: center;
|
|
|
- .price {
|
|
|
- font-size: 38rpx;
|
|
|
- color: red;
|
|
|
- }
|
|
|
- .store_price {
|
|
|
- margin-left: 30rpx;
|
|
|
- font-size: 26rpx;
|
|
|
- color: #999;
|
|
|
- text-decoration: line-through;
|
|
|
- }
|
|
|
- }
|
|
|
- .poster_info {
|
|
|
- border-top: 2rpx solid #f1f1f1;
|
|
|
- padding-top: 24rpx;
|
|
|
- margin-top: 24rpx;
|
|
|
- display: flex;
|
|
|
- align-items: center;
|
|
|
- justify-content: space-between;
|
|
|
- .info {
|
|
|
- display: flex;
|
|
|
- flex-direction: column;
|
|
|
- view {
|
|
|
- color: #333;
|
|
|
- font-size: 28rpx;
|
|
|
- }
|
|
|
- text {
|
|
|
- color: #999;
|
|
|
- font-size: 24rpx;
|
|
|
- margin-top: 20rpx;
|
|
|
- }
|
|
|
- }
|
|
|
- .poster_code_image {
|
|
|
- width: 170rpx;
|
|
|
- height: 170rpx;
|
|
|
- flex-shrink: 0;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-}
|
|
|
-.push_button{
|
|
|
- position:relative;
|
|
|
- color:#FFF;
|
|
|
- display:block;
|
|
|
- text-decoration:none;
|
|
|
- margin:0 auto;
|
|
|
- border-radius:40rpx;
|
|
|
- text-align:center;
|
|
|
- padding:12rpx 80rpx;
|
|
|
- -webkit-transition: all 0.1s;
|
|
|
- -moz-transition: all 0.1s;
|
|
|
- transition: all 0.1s;
|
|
|
-
|
|
|
- background-color: rgba(232, 0, 0,.7);
|
|
|
- -webkit-box-shadow: 2px 4px 2px rgba(232, 0, 0,.5);
|
|
|
- -moz-box-shadow: 2px 4px 2px rgba(232, 0, 0,.5);
|
|
|
- box-shadow: 2px 4px 2px rgba(232, 0, 0,.5);
|
|
|
-}
|
|
|
-.push_button:active{
|
|
|
- -webkit-box-shadow: 0px 2px 0px rgba(232, 0, 0,.5);
|
|
|
- -moz-box-shadow: 0px 2px 0px rgba(232, 0, 0,.5);
|
|
|
- box-shadow: 0px 2px 0px rgba(232, 0, 0,.5);
|
|
|
- position:relative;
|
|
|
- top:7px;
|
|
|
-}
|
|
|
|
|
|
-
|
|
|
-.share_save_box {
|
|
|
- position: fixed;
|
|
|
- bottom: calc((100vh - 950rpx - 140rpx) / 4);
|
|
|
- left: 0;
|
|
|
- z-index: 6;
|
|
|
- width: 100%;
|
|
|
- display: flex;
|
|
|
-}
|
|
|
</style>
|
|
|
-
|
|
|
-
|