授权修改
yaya
parent
027d00edc4
commit
d163137f22
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@ -0,0 +1,411 @@
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<template>
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<view :class="modal?'show-qrcode':'hide-qrcode'">
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<view class="box-qrcode" :style="{'margin-left': marginLeft + 'px'}" @longtap="longtapCode">
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<!-- style="width: 550rpx;height: 550rpx;" -->
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<canvas class="canvas-qrcode" :style="style_w_h" :canvas-id="qrcode_id">
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<!-- #ifndef MP -->
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<view v-if="modal&&is_themeImg" :style="style_w_h" class="box-img-qrcode">
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<image :style="style_w_h_img" mode="scaleToFill" :src="themeImg"></image>
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</view>
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<!-- #endif -->
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</canvas>
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<!-- <image mode="scaleToFill" :src="imagePath"></image> -->
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</view>
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</view>
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</template>
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<script>
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var qr_we = require("./qrcode_wx.js");
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const qrCode = require('./weapp-qrcode.js')
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export default {
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data() {
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return {
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isAndroid : false ,
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show: true,
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imagePath: '',
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// qrcode_id: 'qrcode_id',
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marginLeft: 0,
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//一般的安卓app只需加30就能显示全
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//苹果app的不加就能显示全，加了就要弄margin-left
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//有些安卓app显示不全
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add_num : 30 ,
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add_num_key : 'rectify_code_key',
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}
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},
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props: {
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modal: {
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type: Boolean,
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default: false
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},
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url: {
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type: String,
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default: ''
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},
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height: {
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type: Number,
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default: 260
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},
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width: {
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type: Number,
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default: 260
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},
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themeColor: {
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type: String,
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default: '#333333',
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},
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qrcode_id: {
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type: String,
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default: 'qrcode_id',
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},
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is_themeImg: {
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type: Boolean,
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default: false,
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},
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themeImg: {
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type: String,
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default: 'https://cdn.pixabay.com/photo/2016/11/29/13/24/balloons-1869816__340.jpg',
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},
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h_w_img: {
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type: Number,
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default: 30
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},
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},
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watch:{
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},
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computed: {
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style_w_h() {
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return this.set_style_w_h();
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},
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style_w_h_img() {
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let that = this;
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var height = parseInt(that.h_w_img);
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var width = parseInt(that.h_w_img);
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var style = '';
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if (height > 0) {
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style = `height:${height*2}rpx;`;
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}
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if (width > 0) {
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style += `width:${width*2}rpx;z-index: 2;`;
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}
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return style;
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},
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},
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created: function() {
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let that = this;
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try {
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//app苹果二维码不居中
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//#ifndef MP
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let isAndroid = false ;
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const res = uni.getSystemInfoSync();
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if(res.platform == 'android'){
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isAndroid = true ;
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}else{
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isAndroid = false ;
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}
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if (!isAndroid) {
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that.marginLeft = 46;
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}
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that.isAndroid = isAndroid ;
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try {
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const add_num = uni.getStorageSync(that.add_num_key);
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if (add_num) {
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that.add_num = add_num;
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}
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} catch (e) {
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// error
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}
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// #endif
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} catch (e) {
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// error
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}
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//#ifdef MP
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//that.marginLeft = 40;
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// #endif
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},
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methods: {
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set_style_w_h(){
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let that = this;
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var height = parseInt(that.height);
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var width = parseInt(that.width);
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var style = '';
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var height = height*2 ;
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var width = width*2 ;
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//#ifndef MP
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var add = that.add_num ;
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height += add;
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width += add;
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// #endif
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if (height > 0) {
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style = `height:${height}rpx;`;
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}
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if (width > 0) {
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style += `width:${width}rpx;`;
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}
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return style;
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},
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hideQrcode() {
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this.$emit("hideQrcode")
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},
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// 二维码生成工具
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crtQrCode() {
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let that = this;
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//#ifndef MP
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new qrCode(that.qrcode_id, {
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text: this.url,
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width: that.width,
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height: that.height,
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colorDark: that.themeColor,//#333333
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colorLight: "#FFFFFF",
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correctLevel: qrCode.CorrectLevel.H,
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})
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// #endif
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//#ifdef MP
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that.createQrCode(this.url, that.qrcode_id, that.width, that.height,that.themeColor,that.is_themeImg,that.themeImg,that.h_w_img);
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// #endif
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//that.createQrCode(this.url, that.qrcode_id, that.width, that.height);
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},
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//#ifdef MP
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createQrCode: function(url, canvasId, cavW, cavH,cavColor,haveImg,imgurl,imgsize) {
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//调用插件中的draw方法，绘制二维码图片
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qr_we.api.draw(url, canvasId, cavW, cavH,cavColor,haveImg,imgurl,imgsize, this, this.canvasToTempImage);
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// setTimeout(() => { this.canvasToTempImage();},100);
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},
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// #endif
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//获取临时缓存照片路径，存入data中
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canvasToTempImage: function() {
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var that = this;
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},
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saveImage: function() {
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var that = this;
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uni.canvasToTempFilePath({
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canvasId: that.qrcode_id,
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success: function(res) {
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var tempFilePath = res.tempFilePath;
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console.log(tempFilePath);
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that.imagePath = tempFilePath;
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//保存到相册
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// uni.saveFile({
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// tempFilePath: tempFilePath,
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// success: function (res2) {
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// var savedFilePath = res2.savedFilePath;
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// }
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// });
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uni.saveImageToPhotosAlbum({
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filePath : tempFilePath ,
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success: function (res3) {
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uni.showModal({
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title: '提示',
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content: '保存成功',
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confirmText: '确定',
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showCancel: false,
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confirmColor: '#33CCCC',
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success(res4) {
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}
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})
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},
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});
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},
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fail: function(res) {
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console.log(res);
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}
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}, that);
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},
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//微信小程序支持：长按二维码，提示是否保存相册
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//安卓APP长按校正二维码
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longtapCode(){
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var that = this;
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//#ifndef MP
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uni.showModal({
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title: '校正二维码',
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content: '二维码是否异常',
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confirmText: '确定',
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confirmColor: '#33CCCC',
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success(res) {
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if (res.confirm) {
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that.rectify_code();
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}
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}
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})
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// #endif
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//#ifdef MP-WEIXIN
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uni.showModal({
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title: '提示',
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content: '是否保存到相册',
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confirmText: '确定',
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confirmColor: '#33CCCC',
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success(res) {
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if (res.confirm) {
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that.saveImage();
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}
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}
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})
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// #endif
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},
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//安卓有些手机不正常，长按可选择矫正
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rectify_code(){
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var that = this;
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let add_num = that.add_num ;
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add_num += 30 ;
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that.add_num = add_num;
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that.crtQrCode();//重新生成才会立即覆盖
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try {
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//第一次长按校正设置了就不用在设置
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uni.setStorage({
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key: that.add_num_key,
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data: add_num,
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success: function() {
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}
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});
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} catch (e) {
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// error
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}
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},
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},
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mounted() {}
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}
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</script>
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<style scoped lang="scss">
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// .qrcode-box {
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// position: fixed;
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// left: 0;
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// top: 0;
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// right: 0;
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// bottom: 0;
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// height: 100vh;
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// width: 100vw;
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// background-color: rgba(59, 59, 59, 0.6);
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// // opacity: 0.8;
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// text-align: center;
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// display: flex;
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// align-items: center;
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// display: none;
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// .qrcode-item {
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// flex: 1;
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// position: relative;
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// text-align: center;
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// .item-box {
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// width: 90%;
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// margin: auto;
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// display: inline-block;
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// margin-top: 30%;
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// padding-bottom: 30rpx;
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// // animation: show 0.7s;
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// .title {
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// font-size: 46rpx;
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// text-align: center;
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// margin-bottom: 24rpx;
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// }
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// .canvas {
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// margin: auto;
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// display: inline-block;
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// margin: auto;
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// }
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// background-color: #FFFFFF;
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// }
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// }
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// }
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.box-qrcode{
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text-align: center;
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position: relative;
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.box-img-qrcode{
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position: absolute;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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z-index: 2;
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}
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}
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image{
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width: 60upx;
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height: 60upx;
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border-radius: 50%;
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}
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.canvas-qrcode {
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margin: auto;
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display: inline-block;
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float: left;
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}
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.opacity-qrcode {
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opacity: 0;
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display: block;
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}
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.show-qrcode {
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display: block;
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animation: fade 0.7s;
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// -moz-animation: fade 0.5s; /* Firefox */
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// -webkit-animation: fade 0.5s; /* Safari 和 Chrome */
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// -o-animation: fade 0.5s;
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}
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.hide-qrcode {
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animation: hide 0.7s;
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}
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@keyframes fade {
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from {
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opacity: 0.8;
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}
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to {
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opacity: 1;
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}
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}
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@keyframes hide {
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from {
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opacity: 1;
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}
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to {
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opacity: 0;
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}
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}
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</style>
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@ -0,0 +1,872 @@
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!(function() {
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// alignment pattern
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var adelta = [
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0, 11, 15, 19, 23, 27, 31,
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16, 18, 20, 22, 24, 26, 28, 20, 22, 24, 24, 26, 28, 28, 22, 24, 24,
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26, 26, 28, 28, 24, 24, 26, 26, 26, 28, 28, 24, 26, 26, 26, 28, 28
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];
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// version block
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var vpat = [
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0xc94, 0x5bc, 0xa99, 0x4d3, 0xbf6, 0x762, 0x847, 0x60d,
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0x928, 0xb78, 0x45d, 0xa17, 0x532, 0x9a6, 0x683, 0x8c9,
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0x7ec, 0xec4, 0x1e1, 0xfab, 0x08e, 0xc1a, 0x33f, 0xd75,
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0x250, 0x9d5, 0x6f0, 0x8ba, 0x79f, 0xb0b, 0x42e, 0xa64,
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0x541, 0xc69
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];
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// final format bits with mask: level << 3 | mask
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var fmtword = [
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||||||
|
0x77c4, 0x72f3, 0x7daa, 0x789d, 0x662f, 0x6318, 0x6c41, 0x6976, //L
|
||||||
|
0x5412, 0x5125, 0x5e7c, 0x5b4b, 0x45f9, 0x40ce, 0x4f97, 0x4aa0, //M
|
||||||
|
0x355f, 0x3068, 0x3f31, 0x3a06, 0x24b4, 0x2183, 0x2eda, 0x2bed, //Q
|
||||||
|
0x1689, 0x13be, 0x1ce7, 0x19d0, 0x0762, 0x0255, 0x0d0c, 0x083b //H
|
||||||
|
];
|
||||||
|
|
||||||
|
// 4 per version: number of blocks 1,2; data width; ecc width
|
||||||
|
var eccblocks = [
|
||||||
|
1, 0, 19, 7, 1, 0, 16, 10, 1, 0, 13, 13, 1, 0, 9, 17,
|
||||||
|
1, 0, 34, 10, 1, 0, 28, 16, 1, 0, 22, 22, 1, 0, 16, 28,
|
||||||
|
1, 0, 55, 15, 1, 0, 44, 26, 2, 0, 17, 18, 2, 0, 13, 22,
|
||||||
|
1, 0, 80, 20, 2, 0, 32, 18, 2, 0, 24, 26, 4, 0, 9, 16,
|
||||||
|
1, 0, 108, 26, 2, 0, 43, 24, 2, 2, 15, 18, 2, 2, 11, 22,
|
||||||
|
2, 0, 68, 18, 4, 0, 27, 16, 4, 0, 19, 24, 4, 0, 15, 28,
|
||||||
|
2, 0, 78, 20, 4, 0, 31, 18, 2, 4, 14, 18, 4, 1, 13, 26,
|
||||||
|
2, 0, 97, 24, 2, 2, 38, 22, 4, 2, 18, 22, 4, 2, 14, 26,
|
||||||
|
2, 0, 116, 30, 3, 2, 36, 22, 4, 4, 16, 20, 4, 4, 12, 24,
|
||||||
|
2, 2, 68, 18, 4, 1, 43, 26, 6, 2, 19, 24, 6, 2, 15, 28,
|
||||||
|
4, 0, 81, 20, 1, 4, 50, 30, 4, 4, 22, 28, 3, 8, 12, 24,
|
||||||
|
2, 2, 92, 24, 6, 2, 36, 22, 4, 6, 20, 26, 7, 4, 14, 28,
|
||||||
|
4, 0, 107, 26, 8, 1, 37, 22, 8, 4, 20, 24, 12, 4, 11, 22,
|
||||||
|
3, 1, 115, 30, 4, 5, 40, 24, 11, 5, 16, 20, 11, 5, 12, 24,
|
||||||
|
5, 1, 87, 22, 5, 5, 41, 24, 5, 7, 24, 30, 11, 7, 12, 24,
|
||||||
|
5, 1, 98, 24, 7, 3, 45, 28, 15, 2, 19, 24, 3, 13, 15, 30,
|
||||||
|
1, 5, 107, 28, 10, 1, 46, 28, 1, 15, 22, 28, 2, 17, 14, 28,
|
||||||
|
5, 1, 120, 30, 9, 4, 43, 26, 17, 1, 22, 28, 2, 19, 14, 28,
|
||||||
|
3, 4, 113, 28, 3, 11, 44, 26, 17, 4, 21, 26, 9, 16, 13, 26,
|
||||||
|
3, 5, 107, 28, 3, 13, 41, 26, 15, 5, 24, 30, 15, 10, 15, 28,
|
||||||
|
4, 4, 116, 28, 17, 0, 42, 26, 17, 6, 22, 28, 19, 6, 16, 30,
|
||||||
|
2, 7, 111, 28, 17, 0, 46, 28, 7, 16, 24, 30, 34, 0, 13, 24,
|
||||||
|
4, 5, 121, 30, 4, 14, 47, 28, 11, 14, 24, 30, 16, 14, 15, 30,
|
||||||
|
6, 4, 117, 30, 6, 14, 45, 28, 11, 16, 24, 30, 30, 2, 16, 30,
|
||||||
|
8, 4, 106, 26, 8, 13, 47, 28, 7, 22, 24, 30, 22, 13, 15, 30,
|
||||||
|
10, 2, 114, 28, 19, 4, 46, 28, 28, 6, 22, 28, 33, 4, 16, 30,
|
||||||
|
8, 4, 122, 30, 22, 3, 45, 28, 8, 26, 23, 30, 12, 28, 15, 30,
|
||||||
|
3, 10, 117, 30, 3, 23, 45, 28, 4, 31, 24, 30, 11, 31, 15, 30,
|
||||||
|
7, 7, 116, 30, 21, 7, 45, 28, 1, 37, 23, 30, 19, 26, 15, 30,
|
||||||
|
5, 10, 115, 30, 19, 10, 47, 28, 15, 25, 24, 30, 23, 25, 15, 30,
|
||||||
|
13, 3, 115, 30, 2, 29, 46, 28, 42, 1, 24, 30, 23, 28, 15, 30,
|
||||||
|
17, 0, 115, 30, 10, 23, 46, 28, 10, 35, 24, 30, 19, 35, 15, 30,
|
||||||
|
17, 1, 115, 30, 14, 21, 46, 28, 29, 19, 24, 30, 11, 46, 15, 30,
|
||||||
|
13, 6, 115, 30, 14, 23, 46, 28, 44, 7, 24, 30, 59, 1, 16, 30,
|
||||||
|
12, 7, 121, 30, 12, 26, 47, 28, 39, 14, 24, 30, 22, 41, 15, 30,
|
||||||
|
6, 14, 121, 30, 6, 34, 47, 28, 46, 10, 24, 30, 2, 64, 15, 30,
|
||||||
|
17, 4, 122, 30, 29, 14, 46, 28, 49, 10, 24, 30, 24, 46, 15, 30,
|
||||||
|
4, 18, 122, 30, 13, 32, 46, 28, 48, 14, 24, 30, 42, 32, 15, 30,
|
||||||
|
20, 4, 117, 30, 40, 7, 47, 28, 43, 22, 24, 30, 10, 67, 15, 30,
|
||||||
|
19, 6, 118, 30, 18, 31, 47, 28, 34, 34, 24, 30, 20, 61, 15, 30
|
||||||
|
];
|
||||||
|
|
||||||
|
// Galois field log table
|
||||||
|
var glog = [
|
||||||
|
0xff, 0x00, 0x01, 0x19, 0x02, 0x32, 0x1a, 0xc6, 0x03, 0xdf, 0x33, 0xee, 0x1b, 0x68, 0xc7, 0x4b,
|
||||||
|
0x04, 0x64, 0xe0, 0x0e, 0x34, 0x8d, 0xef, 0x81, 0x1c, 0xc1, 0x69, 0xf8, 0xc8, 0x08, 0x4c, 0x71,
|
||||||
|
0x05, 0x8a, 0x65, 0x2f, 0xe1, 0x24, 0x0f, 0x21, 0x35, 0x93, 0x8e, 0xda, 0xf0, 0x12, 0x82, 0x45,
|
||||||
|
0x1d, 0xb5, 0xc2, 0x7d, 0x6a, 0x27, 0xf9, 0xb9, 0xc9, 0x9a, 0x09, 0x78, 0x4d, 0xe4, 0x72, 0xa6,
|
||||||
|
0x06, 0xbf, 0x8b, 0x62, 0x66, 0xdd, 0x30, 0xfd, 0xe2, 0x98, 0x25, 0xb3, 0x10, 0x91, 0x22, 0x88,
|
||||||
|
0x36, 0xd0, 0x94, 0xce, 0x8f, 0x96, 0xdb, 0xbd, 0xf1, 0xd2, 0x13, 0x5c, 0x83, 0x38, 0x46, 0x40,
|
||||||
|
0x1e, 0x42, 0xb6, 0xa3, 0xc3, 0x48, 0x7e, 0x6e, 0x6b, 0x3a, 0x28, 0x54, 0xfa, 0x85, 0xba, 0x3d,
|
||||||
|
0xca, 0x5e, 0x9b, 0x9f, 0x0a, 0x15, 0x79, 0x2b, 0x4e, 0xd4, 0xe5, 0xac, 0x73, 0xf3, 0xa7, 0x57,
|
||||||
|
0x07, 0x70, 0xc0, 0xf7, 0x8c, 0x80, 0x63, 0x0d, 0x67, 0x4a, 0xde, 0xed, 0x31, 0xc5, 0xfe, 0x18,
|
||||||
|
0xe3, 0xa5, 0x99, 0x77, 0x26, 0xb8, 0xb4, 0x7c, 0x11, 0x44, 0x92, 0xd9, 0x23, 0x20, 0x89, 0x2e,
|
||||||
|
0x37, 0x3f, 0xd1, 0x5b, 0x95, 0xbc, 0xcf, 0xcd, 0x90, 0x87, 0x97, 0xb2, 0xdc, 0xfc, 0xbe, 0x61,
|
||||||
|
0xf2, 0x56, 0xd3, 0xab, 0x14, 0x2a, 0x5d, 0x9e, 0x84, 0x3c, 0x39, 0x53, 0x47, 0x6d, 0x41, 0xa2,
|
||||||
|
0x1f, 0x2d, 0x43, 0xd8, 0xb7, 0x7b, 0xa4, 0x76, 0xc4, 0x17, 0x49, 0xec, 0x7f, 0x0c, 0x6f, 0xf6,
|
||||||
|
0x6c, 0xa1, 0x3b, 0x52, 0x29, 0x9d, 0x55, 0xaa, 0xfb, 0x60, 0x86, 0xb1, 0xbb, 0xcc, 0x3e, 0x5a,
|
||||||
|
0xcb, 0x59, 0x5f, 0xb0, 0x9c, 0xa9, 0xa0, 0x51, 0x0b, 0xf5, 0x16, 0xeb, 0x7a, 0x75, 0x2c, 0xd7,
|
||||||
|
0x4f, 0xae, 0xd5, 0xe9, 0xe6, 0xe7, 0xad, 0xe8, 0x74, 0xd6, 0xf4, 0xea, 0xa8, 0x50, 0x58, 0xaf
|
||||||
|
];
|
||||||
|
|
||||||
|
// Galios field exponent table
|
||||||
|
var gexp = [
|
||||||
|
0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1d, 0x3a, 0x74, 0xe8, 0xcd, 0x87, 0x13, 0x26,
|
||||||
|
0x4c, 0x98, 0x2d, 0x5a, 0xb4, 0x75, 0xea, 0xc9, 0x8f, 0x03, 0x06, 0x0c, 0x18, 0x30, 0x60, 0xc0,
|
||||||
|
0x9d, 0x27, 0x4e, 0x9c, 0x25, 0x4a, 0x94, 0x35, 0x6a, 0xd4, 0xb5, 0x77, 0xee, 0xc1, 0x9f, 0x23,
|
||||||
|
0x46, 0x8c, 0x05, 0x0a, 0x14, 0x28, 0x50, 0xa0, 0x5d, 0xba, 0x69, 0xd2, 0xb9, 0x6f, 0xde, 0xa1,
|
||||||
|
0x5f, 0xbe, 0x61, 0xc2, 0x99, 0x2f, 0x5e, 0xbc, 0x65, 0xca, 0x89, 0x0f, 0x1e, 0x3c, 0x78, 0xf0,
|
||||||
|
0xfd, 0xe7, 0xd3, 0xbb, 0x6b, 0xd6, 0xb1, 0x7f, 0xfe, 0xe1, 0xdf, 0xa3, 0x5b, 0xb6, 0x71, 0xe2,
|
||||||
|
0xd9, 0xaf, 0x43, 0x86, 0x11, 0x22, 0x44, 0x88, 0x0d, 0x1a, 0x34, 0x68, 0xd0, 0xbd, 0x67, 0xce,
|
||||||
|
0x81, 0x1f, 0x3e, 0x7c, 0xf8, 0xed, 0xc7, 0x93, 0x3b, 0x76, 0xec, 0xc5, 0x97, 0x33, 0x66, 0xcc,
|
||||||
|
0x85, 0x17, 0x2e, 0x5c, 0xb8, 0x6d, 0xda, 0xa9, 0x4f, 0x9e, 0x21, 0x42, 0x84, 0x15, 0x2a, 0x54,
|
||||||
|
0xa8, 0x4d, 0x9a, 0x29, 0x52, 0xa4, 0x55, 0xaa, 0x49, 0x92, 0x39, 0x72, 0xe4, 0xd5, 0xb7, 0x73,
|
||||||
|
0xe6, 0xd1, 0xbf, 0x63, 0xc6, 0x91, 0x3f, 0x7e, 0xfc, 0xe5, 0xd7, 0xb3, 0x7b, 0xf6, 0xf1, 0xff,
|
||||||
|
0xe3, 0xdb, 0xab, 0x4b, 0x96, 0x31, 0x62, 0xc4, 0x95, 0x37, 0x6e, 0xdc, 0xa5, 0x57, 0xae, 0x41,
|
||||||
|
0x82, 0x19, 0x32, 0x64, 0xc8, 0x8d, 0x07, 0x0e, 0x1c, 0x38, 0x70, 0xe0, 0xdd, 0xa7, 0x53, 0xa6,
|
||||||
|
0x51, 0xa2, 0x59, 0xb2, 0x79, 0xf2, 0xf9, 0xef, 0xc3, 0x9b, 0x2b, 0x56, 0xac, 0x45, 0x8a, 0x09,
|
||||||
|
0x12, 0x24, 0x48, 0x90, 0x3d, 0x7a, 0xf4, 0xf5, 0xf7, 0xf3, 0xfb, 0xeb, 0xcb, 0x8b, 0x0b, 0x16,
|
||||||
|
0x2c, 0x58, 0xb0, 0x7d, 0xfa, 0xe9, 0xcf, 0x83, 0x1b, 0x36, 0x6c, 0xd8, 0xad, 0x47, 0x8e, 0x00
|
||||||
|
];
|
||||||
|
|
||||||
|
// Working buffers:
|
||||||
|
// data input and ecc append, image working buffer, fixed part of image, run lengths for badness
|
||||||
|
var strinbuf = [],
|
||||||
|
eccbuf = [],
|
||||||
|
qrframe = [],
|
||||||
|
framask = [],
|
||||||
|
rlens = [];
|
||||||
|
// Control values - width is based on version, last 4 are from table.
|
||||||
|
var version, width, neccblk1, neccblk2, datablkw, eccblkwid;
|
||||||
|
var ecclevel = 2;
|
||||||
|
// set bit to indicate cell in qrframe is immutable. symmetric around diagonal
|
||||||
|
function setmask(x, y) {
|
||||||
|
var bt;
|
||||||
|
if (x > y) {
|
||||||
|
bt = x;
|
||||||
|
x = y;
|
||||||
|
y = bt;
|
||||||
|
}
|
||||||
|
// y*y = 1+3+5...
|
||||||
|
bt = y;
|
||||||
|
bt *= y;
|
||||||
|
bt += y;
|
||||||
|
bt >>= 1;
|
||||||
|
bt += x;
|
||||||
|
framask[bt] = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
// enter alignment pattern - black to qrframe, white to mask (later black frame merged to mask)
|
||||||
|
function putalign(x, y) {
|
||||||
|
var j;
|
||||||
|
|
||||||
|
qrframe[x + width * y] = 1;
|
||||||
|
for (j = -2; j < 2; j++) {
|
||||||
|
qrframe[(x + j) + width * (y - 2)] = 1;
|
||||||
|
qrframe[(x - 2) + width * (y + j + 1)] = 1;
|
||||||
|
qrframe[(x + 2) + width * (y + j)] = 1;
|
||||||
|
qrframe[(x + j + 1) + width * (y + 2)] = 1;
|
||||||
|
}
|
||||||
|
for (j = 0; j < 2; j++) {
|
||||||
|
setmask(x - 1, y + j);
|
||||||
|
setmask(x + 1, y - j);
|
||||||
|
setmask(x - j, y - 1);
|
||||||
|
setmask(x + j, y + 1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//========================================================================
|
||||||
|
// Reed Solomon error correction
|
||||||
|
// exponentiation mod N
|
||||||
|
function modnn(x) {
|
||||||
|
while (x >= 255) {
|
||||||
|
x -= 255;
|
||||||
|
x = (x >> 8) + (x & 255);
|
||||||
|
}
|
||||||
|
return x;
|
||||||
|
}
|
||||||
|
|
||||||
|
var genpoly = [];
|
||||||
|
|
||||||
|
// Calculate and append ECC data to data block. Block is in strinbuf, indexes to buffers given.
|
||||||
|
function appendrs(data, dlen, ecbuf, eclen) {
|
||||||
|
var i, j, fb;
|
||||||
|
|
||||||
|
for (i = 0; i < eclen; i++)
|
||||||
|
strinbuf[ecbuf + i] = 0;
|
||||||
|
for (i = 0; i < dlen; i++) {
|
||||||
|
fb = glog[strinbuf[data + i] ^ strinbuf[ecbuf]];
|
||||||
|
if (fb != 255) /* fb term is non-zero */
|
||||||
|
for (j = 1; j < eclen; j++)
|
||||||
|
strinbuf[ecbuf + j - 1] = strinbuf[ecbuf + j] ^ gexp[modnn(fb + genpoly[eclen - j])];
|
||||||
|
else
|
||||||
|
for (j = ecbuf; j < ecbuf + eclen; j++)
|
||||||
|
strinbuf[j] = strinbuf[j + 1];
|
||||||
|
strinbuf[ecbuf + eclen - 1] = fb == 255 ? 0 : gexp[modnn(fb + genpoly[0])];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//========================================================================
|
||||||
|
// Frame data insert following the path rules
|
||||||
|
|
||||||
|
// check mask - since symmetrical use half.
|
||||||
|
function ismasked(x, y) {
|
||||||
|
var bt;
|
||||||
|
if (x > y) {
|
||||||
|
bt = x;
|
||||||
|
x = y;
|
||||||
|
y = bt;
|
||||||
|
}
|
||||||
|
bt = y;
|
||||||
|
bt += y * y;
|
||||||
|
bt >>= 1;
|
||||||
|
bt += x;
|
||||||
|
return framask[bt];
|
||||||
|
}
|
||||||
|
|
||||||
|
//========================================================================
|
||||||
|
// Apply the selected mask out of the 8.
|
||||||
|
function applymask(m) {
|
||||||
|
var x, y, r3x, r3y;
|
||||||
|
|
||||||
|
switch (m) {
|
||||||
|
case 0:
|
||||||
|
for (y = 0; y < width; y++)
|
||||||
|
for (x = 0; x < width; x++)
|
||||||
|
if (!((x + y) & 1) && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
break;
|
||||||
|
case 1:
|
||||||
|
for (y = 0; y < width; y++)
|
||||||
|
for (x = 0; x < width; x++)
|
||||||
|
if (!(y & 1) && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
break;
|
||||||
|
case 2:
|
||||||
|
for (y = 0; y < width; y++)
|
||||||
|
for (r3x = 0, x = 0; x < width; x++, r3x++) {
|
||||||
|
if (r3x == 3)
|
||||||
|
r3x = 0;
|
||||||
|
if (!r3x && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case 3:
|
||||||
|
for (r3y = 0, y = 0; y < width; y++, r3y++) {
|
||||||
|
if (r3y == 3)
|
||||||
|
r3y = 0;
|
||||||
|
for (r3x = r3y, x = 0; x < width; x++, r3x++) {
|
||||||
|
if (r3x == 3)
|
||||||
|
r3x = 0;
|
||||||
|
if (!r3x && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case 4:
|
||||||
|
for (y = 0; y < width; y++)
|
||||||
|
for (r3x = 0, r3y = ((y >> 1) & 1), x = 0; x < width; x++, r3x++) {
|
||||||
|
if (r3x == 3) {
|
||||||
|
r3x = 0;
|
||||||
|
r3y = !r3y;
|
||||||
|
}
|
||||||
|
if (!r3y && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case 5:
|
||||||
|
for (r3y = 0, y = 0; y < width; y++, r3y++) {
|
||||||
|
if (r3y == 3)
|
||||||
|
r3y = 0;
|
||||||
|
for (r3x = 0, x = 0; x < width; x++, r3x++) {
|
||||||
|
if (r3x == 3)
|
||||||
|
r3x = 0;
|
||||||
|
if (!((x & y & 1) + !(!r3x | !r3y)) && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case 6:
|
||||||
|
for (r3y = 0, y = 0; y < width; y++, r3y++) {
|
||||||
|
if (r3y == 3)
|
||||||
|
r3y = 0;
|
||||||
|
for (r3x = 0, x = 0; x < width; x++, r3x++) {
|
||||||
|
if (r3x == 3)
|
||||||
|
r3x = 0;
|
||||||
|
if (!(((x & y & 1) + (r3x && (r3x == r3y))) & 1) && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case 7:
|
||||||
|
for (r3y = 0, y = 0; y < width; y++, r3y++) {
|
||||||
|
if (r3y == 3)
|
||||||
|
r3y = 0;
|
||||||
|
for (r3x = 0, x = 0; x < width; x++, r3x++) {
|
||||||
|
if (r3x == 3)
|
||||||
|
r3x = 0;
|
||||||
|
if (!(((r3x && (r3x == r3y)) + ((x + y) & 1)) & 1) && !ismasked(x, y))
|
||||||
|
qrframe[x + y * width] ^= 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Badness coefficients.
|
||||||
|
var N1 = 3,
|
||||||
|
N2 = 3,
|
||||||
|
N3 = 40,
|
||||||
|
N4 = 10;
|
||||||
|
|
||||||
|
// Using the table of the length of each run, calculate the amount of bad image
|
||||||
|
// - long runs or those that look like finders; called twice, once each for X and Y
|
||||||
|
function badruns(length) {
|
||||||
|
var i;
|
||||||
|
var runsbad = 0;
|
||||||
|
for (i = 0; i <= length; i++)
|
||||||
|
if (rlens[i] >= 5)
|
||||||
|
runsbad += N1 + rlens[i] - 5;
|
||||||
|
// BwBBBwB as in finder
|
||||||
|
for (i = 3; i < length - 1; i += 2)
|
||||||
|
if (rlens[i - 2] == rlens[i + 2] &&
|
||||||
|
rlens[i + 2] == rlens[i - 1] &&
|
||||||
|
rlens[i - 1] == rlens[i + 1] &&
|
||||||
|
rlens[i - 1] * 3 == rlens[i]
|
||||||
|
// white around the black pattern? Not part of spec
|
||||||
|
&&
|
||||||
|
(rlens[i - 3] == 0 // beginning
|
||||||
|
||
|
||||||
|
i + 3 > length // end
|
||||||
|
||
|
||||||
|
rlens[i - 3] * 3 >= rlens[i] * 4 || rlens[i + 3] * 3 >= rlens[i] * 4)
|
||||||
|
)
|
||||||
|
runsbad += N3;
|
||||||
|
return runsbad;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Calculate how bad the masked image is - blocks, imbalance, runs, or finders.
|
||||||
|
function badcheck() {
|
||||||
|
var x, y, h, b, b1;
|
||||||
|
var thisbad = 0;
|
||||||
|
var bw = 0;
|
||||||
|
|
||||||
|
// blocks of same color.
|
||||||
|
for (y = 0; y < width - 1; y++)
|
||||||
|
for (x = 0; x < width - 1; x++)
|
||||||
|
if ((qrframe[x + width * y] && qrframe[(x + 1) + width * y] &&
|
||||||
|
qrframe[x + width * (y + 1)] && qrframe[(x + 1) + width * (y + 1)]) // all black
|
||||||
|
||
|
||||||
|
!(qrframe[x + width * y] || qrframe[(x + 1) + width * y] ||
|
||||||
|
qrframe[x + width * (y + 1)] || qrframe[(x + 1) + width * (y + 1)])) // all white
|
||||||
|
thisbad += N2;
|
||||||
|
|
||||||
|
// X runs
|
||||||
|
for (y = 0; y < width; y++) {
|
||||||
|
rlens[0] = 0;
|
||||||
|
for (h = b = x = 0; x < width; x++) {
|
||||||
|
if ((b1 = qrframe[x + width * y]) == b)
|
||||||
|
rlens[h]++;
|
||||||
|
else
|
||||||
|
rlens[++h] = 1;
|
||||||
|
b = b1;
|
||||||
|
bw += b ? 1 : -1;
|
||||||
|
}
|
||||||
|
thisbad += badruns(h);
|
||||||
|
}
|
||||||
|
|
||||||
|
// black/white imbalance
|
||||||
|
if (bw < 0)
|
||||||
|
bw = -bw;
|
||||||
|
|
||||||
|
var big = bw;
|
||||||
|
var count = 0;
|
||||||
|
big += big << 2;
|
||||||
|
big <<= 1;
|
||||||
|
while (big > width * width)
|
||||||
|
big -= width * width, count++;
|
||||||
|
thisbad += count * N4;
|
||||||
|
|
||||||
|
// Y runs
|
||||||
|
for (x = 0; x < width; x++) {
|
||||||
|
rlens[0] = 0;
|
||||||
|
for (h = b = y = 0; y < width; y++) {
|
||||||
|
if ((b1 = qrframe[x + width * y]) == b)
|
||||||
|
rlens[h]++;
|
||||||
|
else
|
||||||
|
rlens[++h] = 1;
|
||||||
|
b = b1;
|
||||||
|
}
|
||||||
|
thisbad += badruns(h);
|
||||||
|
}
|
||||||
|
return thisbad;
|
||||||
|
}
|
||||||
|
|
||||||
|
function genframe(instring) {
|
||||||
|
var x, y, k, t, v, i, j, m;
|
||||||
|
|
||||||
|
// find the smallest version that fits the string
|
||||||
|
t = instring.length;
|
||||||
|
version = 0;
|
||||||
|
do {
|
||||||
|
version++;
|
||||||
|
k = (ecclevel - 1) * 4 + (version - 1) * 16;
|
||||||
|
neccblk1 = eccblocks[k++];
|
||||||
|
neccblk2 = eccblocks[k++];
|
||||||
|
datablkw = eccblocks[k++];
|
||||||
|
eccblkwid = eccblocks[k];
|
||||||
|
k = datablkw * (neccblk1 + neccblk2) + neccblk2 - 3 + (version <= 9);
|
||||||
|
if (t <= k)
|
||||||
|
break;
|
||||||
|
} while (version < 40);
|
||||||
|
|
||||||
|
// FIXME - insure that it fits insted of being truncated
|
||||||
|
width = 17 + 4 * version;
|
||||||
|
|
||||||
|
// allocate, clear and setup data structures
|
||||||
|
v = datablkw + (datablkw + eccblkwid) * (neccblk1 + neccblk2) + neccblk2;
|
||||||
|
for (t = 0; t < v; t++)
|
||||||
|
eccbuf[t] = 0;
|
||||||
|
strinbuf = instring.slice(0);
|
||||||
|
|
||||||
|
for (t = 0; t < width * width; t++)
|
||||||
|
qrframe[t] = 0;
|
||||||
|
|
||||||
|
for (t = 0; t < (width * (width + 1) + 1) / 2; t++)
|
||||||
|
framask[t] = 0;
|
||||||
|
|
||||||
|
// insert finders - black to frame, white to mask
|
||||||
|
for (t = 0; t < 3; t++) {
|
||||||
|
k = 0;
|
||||||
|
y = 0;
|
||||||
|
if (t == 1)
|
||||||
|
k = (width - 7);
|
||||||
|
if (t == 2)
|
||||||
|
y = (width - 7);
|
||||||
|
qrframe[(y + 3) + width * (k + 3)] = 1;
|
||||||
|
for (x = 0; x < 6; x++) {
|
||||||
|
qrframe[(y + x) + width * k] = 1;
|
||||||
|
qrframe[y + width * (k + x + 1)] = 1;
|
||||||
|
qrframe[(y + 6) + width * (k + x)] = 1;
|
||||||
|
qrframe[(y + x + 1) + width * (k + 6)] = 1;
|
||||||
|
}
|
||||||
|
for (x = 1; x < 5; x++) {
|
||||||
|
setmask(y + x, k + 1);
|
||||||
|
setmask(y + 1, k + x + 1);
|
||||||
|
setmask(y + 5, k + x);
|
||||||
|
setmask(y + x + 1, k + 5);
|
||||||
|
}
|
||||||
|
for (x = 2; x < 4; x++) {
|
||||||
|
qrframe[(y + x) + width * (k + 2)] = 1;
|
||||||
|
qrframe[(y + 2) + width * (k + x + 1)] = 1;
|
||||||
|
qrframe[(y + 4) + width * (k + x)] = 1;
|
||||||
|
qrframe[(y + x + 1) + width * (k + 4)] = 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// alignment blocks
|
||||||
|
if (version > 1) {
|
||||||
|
t = adelta[version];
|
||||||
|
y = width - 7;
|
||||||
|
for (;;) {
|
||||||
|
x = width - 7;
|
||||||
|
while (x > t - 3) {
|
||||||
|
putalign(x, y);
|
||||||
|
if (x < t)
|
||||||
|
break;
|
||||||
|
x -= t;
|
||||||
|
}
|
||||||
|
if (y <= t + 9)
|
||||||
|
break;
|
||||||
|
y -= t;
|
||||||
|
putalign(6, y);
|
||||||
|
putalign(y, 6);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// single black
|
||||||
|
qrframe[8 + width * (width - 8)] = 1;
|
||||||
|
|
||||||
|
// timing gap - mask only
|
||||||
|
for (y = 0; y < 7; y++) {
|
||||||
|
setmask(7, y);
|
||||||
|
setmask(width - 8, y);
|
||||||
|
setmask(7, y + width - 7);
|
||||||
|
}
|
||||||
|
for (x = 0; x < 8; x++) {
|
||||||
|
setmask(x, 7);
|
||||||
|
setmask(x + width - 8, 7);
|
||||||
|
setmask(x, width - 8);
|
||||||
|
}
|
||||||
|
|
||||||
|
// reserve mask-format area
|
||||||
|
for (x = 0; x < 9; x++)
|
||||||
|
setmask(x, 8);
|
||||||
|
for (x = 0; x < 8; x++) {
|
||||||
|
setmask(x + width - 8, 8);
|
||||||
|
setmask(8, x);
|
||||||
|
}
|
||||||
|
for (y = 0; y < 7; y++)
|
||||||
|
setmask(8, y + width - 7);
|
||||||
|
|
||||||
|
// timing row/col
|
||||||
|
for (x = 0; x < width - 14; x++)
|
||||||
|
if (x & 1) {
|
||||||
|
setmask(8 + x, 6);
|
||||||
|
setmask(6, 8 + x);
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
qrframe[(8 + x) + width * 6] = 1;
|
||||||
|
qrframe[6 + width * (8 + x)] = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
// version block
|
||||||
|
if (version > 6) {
|
||||||
|
t = vpat[version - 7];
|
||||||
|
k = 17;
|
||||||
|
for (x = 0; x < 6; x++)
|
||||||
|
for (y = 0; y < 3; y++, k--)
|
||||||
|
if (1 & (k > 11 ? version >> (k - 12) : t >> k)) {
|
||||||
|
qrframe[(5 - x) + width * (2 - y + width - 11)] = 1;
|
||||||
|
qrframe[(2 - y + width - 11) + width * (5 - x)] = 1;
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
setmask(5 - x, 2 - y + width - 11);
|
||||||
|
setmask(2 - y + width - 11, 5 - x);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// sync mask bits - only set above for white spaces, so add in black bits
|
||||||
|
for (y = 0; y < width; y++)
|
||||||
|
for (x = 0; x <= y; x++)
|
||||||
|
if (qrframe[x + width * y])
|
||||||
|
setmask(x, y);
|
||||||
|
|
||||||
|
// convert string to bitstream
|
||||||
|
// 8 bit data to QR-coded 8 bit data (numeric or alphanum, or kanji not supported)
|
||||||
|
v = strinbuf.length;
|
||||||
|
|
||||||
|
// string to array
|
||||||
|
for (i = 0; i < v; i++)
|
||||||
|
eccbuf[i] = strinbuf.charCodeAt(i);
|
||||||
|
strinbuf = eccbuf.slice(0);
|
||||||
|
|
||||||
|
// calculate max string length
|
||||||
|
x = datablkw * (neccblk1 + neccblk2) + neccblk2;
|
||||||
|
if (v >= x - 2) {
|
||||||
|
v = x - 2;
|
||||||
|
if (version > 9)
|
||||||
|
v--;
|
||||||
|
}
|
||||||
|
|
||||||
|
// shift and repack to insert length prefix
|
||||||
|
i = v;
|
||||||
|
if (version > 9) {
|
||||||
|
strinbuf[i + 2] = 0;
|
||||||
|
strinbuf[i + 3] = 0;
|
||||||
|
while (i--) {
|
||||||
|
t = strinbuf[i];
|
||||||
|
strinbuf[i + 3] |= 255 & (t << 4);
|
||||||
|
strinbuf[i + 2] = t >> 4;
|
||||||
|
}
|
||||||
|
strinbuf[2] |= 255 & (v << 4);
|
||||||
|
strinbuf[1] = v >> 4;
|
||||||
|
strinbuf[0] = 0x40 | (v >> 12);
|
||||||
|
} else {
|
||||||
|
strinbuf[i + 1] = 0;
|
||||||
|
strinbuf[i + 2] = 0;
|
||||||
|
while (i--) {
|
||||||
|
t = strinbuf[i];
|
||||||
|
strinbuf[i + 2] |= 255 & (t << 4);
|
||||||
|
strinbuf[i + 1] = t >> 4;
|
||||||
|
}
|
||||||
|
strinbuf[1] |= 255 & (v << 4);
|
||||||
|
strinbuf[0] = 0x40 | (v >> 4);
|
||||||
|
}
|
||||||
|
// fill to end with pad pattern
|
||||||
|
i = v + 3 - (version < 10);
|
||||||
|
while (i < x) {
|
||||||
|
strinbuf[i++] = 0xec;
|
||||||
|
// buffer has room if (i == x) break;
|
||||||
|
strinbuf[i++] = 0x11;
|
||||||
|
}
|
||||||
|
|
||||||
|
// calculate and append ECC
|
||||||
|
|
||||||
|
// calculate generator polynomial
|
||||||
|
genpoly[0] = 1;
|
||||||
|
for (i = 0; i < eccblkwid; i++) {
|
||||||
|
genpoly[i + 1] = 1;
|
||||||
|
for (j = i; j > 0; j--)
|
||||||
|
genpoly[j] = genpoly[j] ?
|
||||||
|
genpoly[j - 1] ^ gexp[modnn(glog[genpoly[j]] + i)] : genpoly[j - 1];
|
||||||
|
genpoly[0] = gexp[modnn(glog[genpoly[0]] + i)];
|
||||||
|
}
|
||||||
|
for (i = 0; i <= eccblkwid; i++)
|
||||||
|
genpoly[i] = glog[genpoly[i]]; // use logs for genpoly[] to save calc step
|
||||||
|
|
||||||
|
// append ecc to data buffer
|
||||||
|
k = x;
|
||||||
|
y = 0;
|
||||||
|
for (i = 0; i < neccblk1; i++) {
|
||||||
|
appendrs(y, datablkw, k, eccblkwid);
|
||||||
|
y += datablkw;
|
||||||
|
k += eccblkwid;
|
||||||
|
}
|
||||||
|
for (i = 0; i < neccblk2; i++) {
|
||||||
|
appendrs(y, datablkw + 1, k, eccblkwid);
|
||||||
|
y += datablkw + 1;
|
||||||
|
k += eccblkwid;
|
||||||
|
}
|
||||||
|
// interleave blocks
|
||||||
|
y = 0;
|
||||||
|
for (i = 0; i < datablkw; i++) {
|
||||||
|
for (j = 0; j < neccblk1; j++)
|
||||||
|
eccbuf[y++] = strinbuf[i + j * datablkw];
|
||||||
|
for (j = 0; j < neccblk2; j++)
|
||||||
|
eccbuf[y++] = strinbuf[(neccblk1 * datablkw) + i + (j * (datablkw + 1))];
|
||||||
|
}
|
||||||
|
for (j = 0; j < neccblk2; j++)
|
||||||
|
eccbuf[y++] = strinbuf[(neccblk1 * datablkw) + i + (j * (datablkw + 1))];
|
||||||
|
for (i = 0; i < eccblkwid; i++)
|
||||||
|
for (j = 0; j < neccblk1 + neccblk2; j++)
|
||||||
|
eccbuf[y++] = strinbuf[x + i + j * eccblkwid];
|
||||||
|
strinbuf = eccbuf;
|
||||||
|
|
||||||
|
// pack bits into frame avoiding masked area.
|
||||||
|
x = y = width - 1;
|
||||||
|
k = v = 1; // up, minus
|
||||||
|
/* inteleaved data and ecc codes */
|
||||||
|
m = (datablkw + eccblkwid) * (neccblk1 + neccblk2) + neccblk2;
|
||||||
|
for (i = 0; i < m; i++) {
|
||||||
|
t = strinbuf[i];
|
||||||
|
for (j = 0; j < 8; j++, t <<= 1) {
|
||||||
|
if (0x80 & t)
|
||||||
|
qrframe[x + width * y] = 1;
|
||||||
|
do { // find next fill position
|
||||||
|
if (v)
|
||||||
|
x--;
|
||||||
|
else {
|
||||||
|
x++;
|
||||||
|
if (k) {
|
||||||
|
if (y != 0)
|
||||||
|
y--;
|
||||||
|
else {
|
||||||
|
x -= 2;
|
||||||
|
k = !k;
|
||||||
|
if (x == 6) {
|
||||||
|
x--;
|
||||||
|
y = 9;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
if (y != width - 1)
|
||||||
|
y++;
|
||||||
|
else {
|
||||||
|
x -= 2;
|
||||||
|
k = !k;
|
||||||
|
if (x == 6) {
|
||||||
|
x--;
|
||||||
|
y -= 8;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
v = !v;
|
||||||
|
} while (ismasked(x, y));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// save pre-mask copy of frame
|
||||||
|
strinbuf = qrframe.slice(0);
|
||||||
|
t = 0; // best
|
||||||
|
y = 30000; // demerit
|
||||||
|
// for instead of while since in original arduino code
|
||||||
|
// if an early mask was "good enough" it wouldn't try for a better one
|
||||||
|
// since they get more complex and take longer.
|
||||||
|
for (k = 0; k < 8; k++) {
|
||||||
|
applymask(k); // returns black-white imbalance
|
||||||
|
x = badcheck();
|
||||||
|
if (x < y) { // current mask better than previous best?
|
||||||
|
y = x;
|
||||||
|
t = k;
|
||||||
|
}
|
||||||
|
if (t == 7)
|
||||||
|
break; // don't increment i to a void redoing mask
|
||||||
|
qrframe = strinbuf.slice(0); // reset for next pass
|
||||||
|
}
|
||||||
|
if (t != k) // redo best mask - none good enough, last wasn't t
|
||||||
|
applymask(t);
|
||||||
|
|
||||||
|
// add in final mask/ecclevel bytes
|
||||||
|
y = fmtword[t + ((ecclevel - 1) << 3)];
|
||||||
|
// low byte
|
||||||
|
for (k = 0; k < 8; k++, y >>= 1)
|
||||||
|
if (y & 1) {
|
||||||
|
qrframe[(width - 1 - k) + width * 8] = 1;
|
||||||
|
if (k < 6)
|
||||||
|
qrframe[8 + width * k] = 1;
|
||||||
|
else
|
||||||
|
qrframe[8 + width * (k + 1)] = 1;
|
||||||
|
}
|
||||||
|
// high byte
|
||||||
|
for (k = 0; k < 7; k++, y >>= 1)
|
||||||
|
if (y & 1) {
|
||||||
|
qrframe[8 + width * (width - 7 + k)] = 1;
|
||||||
|
if (k)
|
||||||
|
qrframe[(6 - k) + width * 8] = 1;
|
||||||
|
else
|
||||||
|
qrframe[7 + width * 8] = 1;
|
||||||
|
}
|
||||||
|
return qrframe;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
var _canvas = null;
|
||||||
|
|
||||||
|
var api = {
|
||||||
|
|
||||||
|
get ecclevel() {
|
||||||
|
return ecclevel;
|
||||||
|
},
|
||||||
|
|
||||||
|
set ecclevel(val) {
|
||||||
|
ecclevel = val;
|
||||||
|
},
|
||||||
|
|
||||||
|
get size() {
|
||||||
|
return _size;
|
||||||
|
},
|
||||||
|
|
||||||
|
set size(val) {
|
||||||
|
_size = val
|
||||||
|
},
|
||||||
|
|
||||||
|
get canvas() {
|
||||||
|
return _canvas;
|
||||||
|
},
|
||||||
|
|
||||||
|
set canvas(el) {
|
||||||
|
_canvas = el;
|
||||||
|
},
|
||||||
|
|
||||||
|
getFrame: function(string) {
|
||||||
|
return genframe(string);
|
||||||
|
},
|
||||||
|
//这里的utf16to8(str)是对Text中的字符串进行转码，让其支持中文
|
||||||
|
utf16to8: function(str) {
|
||||||
|
var out, i, len, c;
|
||||||
|
|
||||||
|
out = "";
|
||||||
|
len = str.length;
|
||||||
|
for (i = 0; i < len; i++) {
|
||||||
|
c = str.charCodeAt(i);
|
||||||
|
if ((c >= 0x0001) && (c <= 0x007F)) {
|
||||||
|
out += str.charAt(i);
|
||||||
|
} else if (c > 0x07FF) {
|
||||||
|
out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));
|
||||||
|
out += String.fromCharCode(0x80 | ((c >> 6) & 0x3F));
|
||||||
|
out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
|
||||||
|
} else {
|
||||||
|
out += String.fromCharCode(0xC0 | ((c >> 6) & 0x1F));
|
||||||
|
out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return out;
|
||||||
|
},
|
||||||
|
/**
|
||||||
|
* 新增$this参数，传入组件的this,兼容在组件中生成
|
||||||
|
*/
|
||||||
|
draw: function(str, canvas, cavW, cavH, cavColor, haveImg, imageUrl, imageSize, $this, cb = function() {}, ecc) {
|
||||||
|
var that = this;
|
||||||
|
ecclevel = ecc || ecclevel;
|
||||||
|
canvas = canvas || _canvas;
|
||||||
|
if (!canvas) {
|
||||||
|
console.warn('No canvas provided to draw QR code in!')
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
let pre_background = "#ffffff";
|
||||||
|
var size = Math.min(cavW, cavH);
|
||||||
|
str = that.utf16to8(str); //增加中文显示
|
||||||
|
|
||||||
|
var frame = that.getFrame(str);
|
||||||
|
// 组件中生成qrcode需要绑定this
|
||||||
|
var ctx = uni.createCanvasContext(canvas, $this);
|
||||||
|
var px = Math.round(size / (width ));
|
||||||
|
|
||||||
|
var roundedSize = px * (width);
|
||||||
|
// var px = 1 ;
|
||||||
|
// var roundedSize = px * (width + 8) ;
|
||||||
|
|
||||||
|
//var roundedSize = 0 ;
|
||||||
|
//var offset = Math.floor((size - roundedSize) / 2);
|
||||||
|
var offset = 0 ;
|
||||||
|
size = roundedSize;
|
||||||
|
//ctx.clearRect(0, 0, cavW, cavW);
|
||||||
|
ctx.setFillStyle(pre_background)
|
||||||
|
ctx.fillRect(0, 0, cavW, cavW);
|
||||||
|
ctx.setFillStyle(cavColor);
|
||||||
|
for (var i = 0; i < width; i++) {
|
||||||
|
for (var j = 0; j < width; j++) {
|
||||||
|
if (frame[j * width + i]) {
|
||||||
|
ctx.fillRect(px * ( i) + offset, px * ( j) + offset, px, px);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//画图片
|
||||||
|
if (haveImg) {
|
||||||
|
try {
|
||||||
|
var x = Number(((cavW - imageSize - 14) / 2).toFixed(2));
|
||||||
|
var y = Number(((cavH - imageSize -14) / 2).toFixed(2));
|
||||||
|
drawRoundedRect(ctx, x, y, imageSize, imageSize, imageSize / 2, 6, true, true)
|
||||||
|
|
||||||
|
let isNetImg = false;
|
||||||
|
|
||||||
|
isNetImg = imageUrl.substr(0, 4) == 'http' ? true : false;
|
||||||
|
|
||||||
|
if (isNetImg) {
|
||||||
|
//网络图片下载到本地
|
||||||
|
uni.getImageInfo({
|
||||||
|
src: imageUrl,
|
||||||
|
success: function(res) {
|
||||||
|
ctx.drawImage(res.path, x, y, imageSize, imageSize);
|
||||||
|
//--增加绘制完成回调
|
||||||
|
ctx.draw(false, function() {
|
||||||
|
cb();
|
||||||
|
})
|
||||||
|
}
|
||||||
|
})
|
||||||
|
} else {
|
||||||
|
ctx.drawImage(imageUrl, x, y, imageSize, imageSize);
|
||||||
|
//--增加绘制完成回调
|
||||||
|
ctx.draw(false, function() {
|
||||||
|
cb();
|
||||||
|
})
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// 画圆角矩形
|
||||||
|
function drawRoundedRect(ctxi, x, y, width, height, r, lineWidth, fill, stroke) {
|
||||||
|
ctxi.setLineWidth(lineWidth);
|
||||||
|
ctxi.setFillStyle(pre_background);
|
||||||
|
ctxi.setStrokeStyle(pre_background);
|
||||||
|
ctxi.beginPath(); // draw top and top right corner
|
||||||
|
ctxi.moveTo(x + r, y);
|
||||||
|
ctxi.arcTo(x + width, y, x + width, y + r, r); // draw right side and bottom right corner
|
||||||
|
ctxi.arcTo(x + width, y + height, x + width - r, y + height, r); // draw bottom and bottom left corner
|
||||||
|
ctxi.arcTo(x, y + height, x, y + height - r, r); // draw left and top left corner
|
||||||
|
ctxi.arcTo(x, y, x + r, y, r);
|
||||||
|
ctxi.closePath();
|
||||||
|
if (fill) {
|
||||||
|
ctxi.fill();
|
||||||
|
}
|
||||||
|
if (stroke) {
|
||||||
|
ctxi.stroke();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
} catch (e) {
|
||||||
|
//TODO handle the exception
|
||||||
|
}
|
||||||
|
|
||||||
|
} else {
|
||||||
|
//--增加绘制完成回调
|
||||||
|
ctx.draw(false, function() {
|
||||||
|
cb();
|
||||||
|
})
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
}
|
||||||
|
module.exports = {
|
||||||
|
api
|
||||||
|
}
|
||||||
|
})();
|
||||||
|
|
@ -0,0 +1,424 @@
|
||||||
|
//Core code comes from https://github.com/davidshimjs/qrcodejs
|
||||||
|
|
||||||
|
var QRCode;
|
||||||
|
|
||||||
|
(function () {
|
||||||
|
/**
|
||||||
|
* Get the type by string length
|
||||||
|
*
|
||||||
|
* @private
|
||||||
|
* @param {String} sText
|
||||||
|
* @param {Number} nCorrectLevel
|
||||||
|
* @return {Number} type
|
||||||
|
*/
|
||||||
|
function _getTypeNumber(sText, nCorrectLevel) {
|
||||||
|
var nType = 1;
|
||||||
|
var length = _getUTF8Length(sText);
|
||||||
|
|
||||||
|
for (var i = 0, len = QRCodeLimitLength.length; i <= len; i++) {
|
||||||
|
var nLimit = 0;
|
||||||
|
|
||||||
|
switch (nCorrectLevel) {
|
||||||
|
case QRErrorCorrectLevel.L:
|
||||||
|
nLimit = QRCodeLimitLength[i][0];
|
||||||
|
break;
|
||||||
|
case QRErrorCorrectLevel.M:
|
||||||
|
nLimit = QRCodeLimitLength[i][1];
|
||||||
|
break;
|
||||||
|
case QRErrorCorrectLevel.Q:
|
||||||
|
nLimit = QRCodeLimitLength[i][2];
|
||||||
|
break;
|
||||||
|
case QRErrorCorrectLevel.H:
|
||||||
|
nLimit = QRCodeLimitLength[i][3];
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (length <= nLimit) {
|
||||||
|
break;
|
||||||
|
} else {
|
||||||
|
nType++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (nType > QRCodeLimitLength.length) {
|
||||||
|
throw new Error("Too long data");
|
||||||
|
}
|
||||||
|
|
||||||
|
return nType;
|
||||||
|
}
|
||||||
|
|
||||||
|
function _getUTF8Length(sText) {
|
||||||
|
var replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a');
|
||||||
|
return replacedText.length + (replacedText.length != sText ? 3 : 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
function QR8bitByte(data) {
|
||||||
|
this.mode = QRMode.MODE_8BIT_BYTE;
|
||||||
|
this.data = data;
|
||||||
|
this.parsedData = [];
|
||||||
|
|
||||||
|
// Added to support UTF-8 Characters
|
||||||
|
for (var i = 0, l = this.data.length; i < l; i++) {
|
||||||
|
var byteArray = [];
|
||||||
|
var code = this.data.charCodeAt(i);
|
||||||
|
|
||||||
|
if (code > 0x10000) {
|
||||||
|
byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18);
|
||||||
|
byteArray[1] = 0x80 | ((code & 0x3F000) >>> 12);
|
||||||
|
byteArray[2] = 0x80 | ((code & 0xFC0) >>> 6);
|
||||||
|
byteArray[3] = 0x80 | (code & 0x3F);
|
||||||
|
} else if (code > 0x800) {
|
||||||
|
byteArray[0] = 0xE0 | ((code & 0xF000) >>> 12);
|
||||||
|
byteArray[1] = 0x80 | ((code & 0xFC0) >>> 6);
|
||||||
|
byteArray[2] = 0x80 | (code & 0x3F);
|
||||||
|
} else if (code > 0x80) {
|
||||||
|
byteArray[0] = 0xC0 | ((code & 0x7C0) >>> 6);
|
||||||
|
byteArray[1] = 0x80 | (code & 0x3F);
|
||||||
|
} else {
|
||||||
|
byteArray[0] = code;
|
||||||
|
}
|
||||||
|
|
||||||
|
this.parsedData.push(byteArray);
|
||||||
|
}
|
||||||
|
|
||||||
|
this.parsedData = Array.prototype.concat.apply([], this.parsedData);
|
||||||
|
|
||||||
|
if (this.parsedData.length != this.data.length) {
|
||||||
|
this.parsedData.unshift(191);
|
||||||
|
this.parsedData.unshift(187);
|
||||||
|
this.parsedData.unshift(239);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
QR8bitByte.prototype = {
|
||||||
|
getLength: function (buffer) {
|
||||||
|
return this.parsedData.length;
|
||||||
|
},
|
||||||
|
write: function (buffer) {
|
||||||
|
for (var i = 0, l = this.parsedData.length; i < l; i++) {
|
||||||
|
buffer.put(this.parsedData[i], 8);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
// QRCodeModel
|
||||||
|
function QRCodeModel(typeNumber, errorCorrectLevel) {
|
||||||
|
this.typeNumber = typeNumber;
|
||||||
|
this.errorCorrectLevel = errorCorrectLevel;
|
||||||
|
this.modules = null;
|
||||||
|
this.moduleCount = 0;
|
||||||
|
this.dataCache = null;
|
||||||
|
this.dataList = [];
|
||||||
|
}
|
||||||
|
QRCodeModel.prototype = {
|
||||||
|
addData: function (data) { var newData = new QR8bitByte(data); this.dataList.push(newData); this.dataCache = null; }, isDark: function (row, col) {
|
||||||
|
if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) { throw new Error(row + "," + col); }
|
||||||
|
return this.modules[row][col];
|
||||||
|
}, getModuleCount: function () { return this.moduleCount; }, make: function () { this.makeImpl(false, this.getBestMaskPattern()); }, makeImpl: function (test, maskPattern) {
|
||||||
|
this.moduleCount = this.typeNumber * 4 + 17; this.modules = new Array(this.moduleCount); for (var row = 0; row < this.moduleCount; row++) { this.modules[row] = new Array(this.moduleCount); for (var col = 0; col < this.moduleCount; col++) { this.modules[row][col] = null; } }
|
||||||
|
this.setupPositionProbePattern(0, 0); this.setupPositionProbePattern(this.moduleCount - 7, 0); this.setupPositionProbePattern(0, this.moduleCount - 7); this.setupPositionAdjustPattern(); this.setupTimingPattern(); this.setupTypeInfo(test, maskPattern); if (this.typeNumber >= 7) { this.setupTypeNumber(test); }
|
||||||
|
if (this.dataCache == null) { this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList); }
|
||||||
|
this.mapData(this.dataCache, maskPattern);
|
||||||
|
}, setupPositionProbePattern: function (row, col) { for (var r = -1; r <= 7; r++) { if (row + r <= -1 || this.moduleCount <= row + r) continue; for (var c = -1; c <= 7; c++) { if (col + c <= -1 || this.moduleCount <= col + c) continue; if ((0 <= r && r <= 6 && (c == 0 || c == 6)) || (0 <= c && c <= 6 && (r == 0 || r == 6)) || (2 <= r && r <= 4 && 2 <= c && c <= 4)) { this.modules[row + r][col + c] = true; } else { this.modules[row + r][col + c] = false; } } } }, getBestMaskPattern: function () {
|
||||||
|
var minLostPoint = 0; var pattern = 0; for (var i = 0; i < 8; i++) { this.makeImpl(true, i); var lostPoint = QRUtil.getLostPoint(this); if (i == 0 || minLostPoint > lostPoint) { minLostPoint = lostPoint; pattern = i; } }
|
||||||
|
return pattern;
|
||||||
|
}, createMovieClip: function (target_mc, instance_name, depth) {
|
||||||
|
var qr_mc = target_mc.createEmptyMovieClip(instance_name, depth); var cs = 1; this.make(); for (var row = 0; row < this.modules.length; row++) { var y = row * cs; for (var col = 0; col < this.modules[row].length; col++) { var x = col * cs; var dark = this.modules[row][col]; if (dark) { qr_mc.beginFill(0, 100); qr_mc.moveTo(x, y); qr_mc.lineTo(x + cs, y); qr_mc.lineTo(x + cs, y + cs); qr_mc.lineTo(x, y + cs); qr_mc.endFill(); } } }
|
||||||
|
return qr_mc;
|
||||||
|
}, setupTimingPattern: function () {
|
||||||
|
for (var r = 8; r < this.moduleCount - 8; r++) {
|
||||||
|
if (this.modules[r][6] != null) { continue; }
|
||||||
|
this.modules[r][6] = (r % 2 == 0);
|
||||||
|
}
|
||||||
|
for (var c = 8; c < this.moduleCount - 8; c++) {
|
||||||
|
if (this.modules[6][c] != null) { continue; }
|
||||||
|
this.modules[6][c] = (c % 2 == 0);
|
||||||
|
}
|
||||||
|
}, setupPositionAdjustPattern: function () {
|
||||||
|
var pos = QRUtil.getPatternPosition(this.typeNumber); for (var i = 0; i < pos.length; i++) {
|
||||||
|
for (var j = 0; j < pos.length; j++) {
|
||||||
|
var row = pos[i]; var col = pos[j]; if (this.modules[row][col] != null) { continue; }
|
||||||
|
for (var r = -2; r <= 2; r++) { for (var c = -2; c <= 2; c++) { if (r == -2 || r == 2 || c == -2 || c == 2 || (r == 0 && c == 0)) { this.modules[row + r][col + c] = true; } else { this.modules[row + r][col + c] = false; } } }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}, setupTypeNumber: function (test) {
|
||||||
|
var bits = QRUtil.getBCHTypeNumber(this.typeNumber); for (var i = 0; i < 18; i++) { var mod = (!test && ((bits >> i) & 1) == 1); this.modules[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod; }
|
||||||
|
for (var i = 0; i < 18; i++) { var mod = (!test && ((bits >> i) & 1) == 1); this.modules[i % 3 + this.moduleCount - 8 - 3][Math.floor(i / 3)] = mod; }
|
||||||
|
}, setupTypeInfo: function (test, maskPattern) {
|
||||||
|
var data = (this.errorCorrectLevel << 3) | maskPattern; var bits = QRUtil.getBCHTypeInfo(data); for (var i = 0; i < 15; i++) { var mod = (!test && ((bits >> i) & 1) == 1); if (i < 6) { this.modules[i][8] = mod; } else if (i < 8) { this.modules[i + 1][8] = mod; } else { this.modules[this.moduleCount - 15 + i][8] = mod; } }
|
||||||
|
for (var i = 0; i < 15; i++) { var mod = (!test && ((bits >> i) & 1) == 1); if (i < 8) { this.modules[8][this.moduleCount - i - 1] = mod; } else if (i < 9) { this.modules[8][15 - i - 1 + 1] = mod; } else { this.modules[8][15 - i - 1] = mod; } }
|
||||||
|
this.modules[this.moduleCount - 8][8] = (!test);
|
||||||
|
}, mapData: function (data, maskPattern) {
|
||||||
|
var inc = -1; var row = this.moduleCount - 1; var bitIndex = 7; var byteIndex = 0; for (var col = this.moduleCount - 1; col > 0; col -= 2) {
|
||||||
|
if (col == 6) col--; while (true) {
|
||||||
|
for (var c = 0; c < 2; c++) {
|
||||||
|
if (this.modules[row][col - c] == null) {
|
||||||
|
var dark = false; if (byteIndex < data.length) { dark = (((data[byteIndex] >>> bitIndex) & 1) == 1); }
|
||||||
|
var mask = QRUtil.getMask(maskPattern, row, col - c); if (mask) { dark = !dark; }
|
||||||
|
this.modules[row][col - c] = dark; bitIndex--; if (bitIndex == -1) { byteIndex++; bitIndex = 7; }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
row += inc; if (row < 0 || this.moduleCount <= row) { row -= inc; inc = -inc; break; }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
};
|
||||||
|
QRCodeModel.PAD0 = 0xEC;
|
||||||
|
QRCodeModel.PAD1 = 0x11;
|
||||||
|
QRCodeModel.createData = function (typeNumber, errorCorrectLevel, dataList) {
|
||||||
|
var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel); var buffer = new QRBitBuffer(); for (var i = 0; i < dataList.length; i++) { var data = dataList[i]; buffer.put(data.mode, 4); buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber)); data.write(buffer); }
|
||||||
|
var totalDataCount = 0; for (var i = 0; i < rsBlocks.length; i++) { totalDataCount += rsBlocks[i].dataCount; }
|
||||||
|
if (buffer.getLengthInBits() > totalDataCount * 8) {
|
||||||
|
throw new Error("code length overflow. ("
|
||||||
|
+ buffer.getLengthInBits()
|
||||||
|
+ ">"
|
||||||
|
+ totalDataCount * 8
|
||||||
|
+ ")");
|
||||||
|
}
|
||||||
|
if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) { buffer.put(0, 4); }
|
||||||
|
while (buffer.getLengthInBits() % 8 != 0) { buffer.putBit(false); }
|
||||||
|
while (true) {
|
||||||
|
if (buffer.getLengthInBits() >= totalDataCount * 8) { break; }
|
||||||
|
buffer.put(QRCodeModel.PAD0, 8); if (buffer.getLengthInBits() >= totalDataCount * 8) { break; }
|
||||||
|
buffer.put(QRCodeModel.PAD1, 8);
|
||||||
|
}
|
||||||
|
return QRCodeModel.createBytes(buffer, rsBlocks);
|
||||||
|
};
|
||||||
|
QRCodeModel.createBytes = function (buffer, rsBlocks) {
|
||||||
|
var offset = 0; var maxDcCount = 0; var maxEcCount = 0; var dcdata = new Array(rsBlocks.length); var ecdata = new Array(rsBlocks.length); for (var r = 0; r < rsBlocks.length; r++) {
|
||||||
|
var dcCount = rsBlocks[r].dataCount; var ecCount = rsBlocks[r].totalCount - dcCount; maxDcCount = Math.max(maxDcCount, dcCount); maxEcCount = Math.max(maxEcCount, ecCount); dcdata[r] = new Array(dcCount); for (var i = 0; i < dcdata[r].length; i++) { dcdata[r][i] = 0xff & buffer.buffer[i + offset]; }
|
||||||
|
offset += dcCount; var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount); var rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1); var modPoly = rawPoly.mod(rsPoly); ecdata[r] = new Array(rsPoly.getLength() - 1); for (var i = 0; i < ecdata[r].length; i++) { var modIndex = i + modPoly.getLength() - ecdata[r].length; ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0; }
|
||||||
|
}
|
||||||
|
var totalCodeCount = 0; for (var i = 0; i < rsBlocks.length; i++) { totalCodeCount += rsBlocks[i].totalCount; }
|
||||||
|
var data = new Array(totalCodeCount); var index = 0; for (var i = 0; i < maxDcCount; i++) { for (var r = 0; r < rsBlocks.length; r++) { if (i < dcdata[r].length) { data[index++] = dcdata[r][i]; } } }
|
||||||
|
for (var i = 0; i < maxEcCount; i++) { for (var r = 0; r < rsBlocks.length; r++) { if (i < ecdata[r].length) { data[index++] = ecdata[r][i]; } } }
|
||||||
|
return data;
|
||||||
|
};
|
||||||
|
var QRMode = { MODE_NUMBER: 1 << 0, MODE_ALPHA_NUM: 1 << 1, MODE_8BIT_BYTE: 1 << 2, MODE_KANJI: 1 << 3 };
|
||||||
|
var QRErrorCorrectLevel = { L: 1, M: 0, Q: 3, H: 2 };
|
||||||
|
var QRMaskPattern = { PATTERN000: 0, PATTERN001: 1, PATTERN010: 2, PATTERN011: 3, PATTERN100: 4, PATTERN101: 5, PATTERN110: 6, PATTERN111: 7 };
|
||||||
|
var QRUtil = {
|
||||||
|
PATTERN_POSITION_TABLE: [[], [6, 18], [6, 22], [6, 26], [6, 30], [6, 34], [6, 22, 38], [6, 24, 42], [6, 26, 46], [6, 28, 50], [6, 30, 54], [6, 32, 58], [6, 34, 62], [6, 26, 46, 66], [6, 26, 48, 70], [6, 26, 50, 74], [6, 30, 54, 78], [6, 30, 56, 82], [6, 30, 58, 86], [6, 34, 62, 90], [6, 28, 50, 72, 94], [6, 26, 50, 74, 98], [6, 30, 54, 78, 102], [6, 28, 54, 80, 106], [6, 32, 58, 84, 110], [6, 30, 58, 86, 114], [6, 34, 62, 90, 118], [6, 26, 50, 74, 98, 122], [6, 30, 54, 78, 102, 126], [6, 26, 52, 78, 104, 130], [6, 30, 56, 82, 108, 134], [6, 34, 60, 86, 112, 138], [6, 30, 58, 86, 114, 142], [6, 34, 62, 90, 118, 146], [6, 30, 54, 78, 102, 126, 150], [6, 24, 50, 76, 102, 128, 154], [6, 28, 54, 80, 106, 132, 158], [6, 32, 58, 84, 110, 136, 162], [6, 26, 54, 82, 110, 138, 166], [6, 30, 58, 86, 114, 142, 170]], G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0), G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0), G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1), getBCHTypeInfo: function (data) {
|
||||||
|
var d = data << 10; while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) { d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15))); }
|
||||||
|
return ((data << 10) | d) ^ QRUtil.G15_MASK;
|
||||||
|
}, getBCHTypeNumber: function (data) {
|
||||||
|
var d = data << 12; while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) { d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18))); }
|
||||||
|
return (data << 12) | d;
|
||||||
|
}, getBCHDigit: function (data) {
|
||||||
|
var digit = 0; while (data != 0) { digit++; data >>>= 1; }
|
||||||
|
return digit;
|
||||||
|
}, getPatternPosition: function (typeNumber) { return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1]; }, getMask: function (maskPattern, i, j) { switch (maskPattern) { case QRMaskPattern.PATTERN000: return (i + j) % 2 == 0; case QRMaskPattern.PATTERN001: return i % 2 == 0; case QRMaskPattern.PATTERN010: return j % 3 == 0; case QRMaskPattern.PATTERN011: return (i + j) % 3 == 0; case QRMaskPattern.PATTERN100: return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0; case QRMaskPattern.PATTERN101: return (i * j) % 2 + (i * j) % 3 == 0; case QRMaskPattern.PATTERN110: return ((i * j) % 2 + (i * j) % 3) % 2 == 0; case QRMaskPattern.PATTERN111: return ((i * j) % 3 + (i + j) % 2) % 2 == 0; default: throw new Error("bad maskPattern:" + maskPattern); } }, getErrorCorrectPolynomial: function (errorCorrectLength) {
|
||||||
|
var a = new QRPolynomial([1], 0); for (var i = 0; i < errorCorrectLength; i++) { a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0)); }
|
||||||
|
return a;
|
||||||
|
}, getLengthInBits: function (mode, type) { if (1 <= type && type < 10) { switch (mode) { case QRMode.MODE_NUMBER: return 10; case QRMode.MODE_ALPHA_NUM: return 9; case QRMode.MODE_8BIT_BYTE: return 8; case QRMode.MODE_KANJI: return 8; default: throw new Error("mode:" + mode); } } else if (type < 27) { switch (mode) { case QRMode.MODE_NUMBER: return 12; case QRMode.MODE_ALPHA_NUM: return 11; case QRMode.MODE_8BIT_BYTE: return 16; case QRMode.MODE_KANJI: return 10; default: throw new Error("mode:" + mode); } } else if (type < 41) { switch (mode) { case QRMode.MODE_NUMBER: return 14; case QRMode.MODE_ALPHA_NUM: return 13; case QRMode.MODE_8BIT_BYTE: return 16; case QRMode.MODE_KANJI: return 12; default: throw new Error("mode:" + mode); } } else { throw new Error("type:" + type); } }, getLostPoint: function (qrCode) {
|
||||||
|
var moduleCount = qrCode.getModuleCount(); var lostPoint = 0; for (var row = 0; row < moduleCount; row++) {
|
||||||
|
for (var col = 0; col < moduleCount; col++) {
|
||||||
|
var sameCount = 0; var dark = qrCode.isDark(row, col); for (var r = -1; r <= 1; r++) {
|
||||||
|
if (row + r < 0 || moduleCount <= row + r) { continue; }
|
||||||
|
for (var c = -1; c <= 1; c++) {
|
||||||
|
if (col + c < 0 || moduleCount <= col + c) { continue; }
|
||||||
|
if (r == 0 && c == 0) { continue; }
|
||||||
|
if (dark == qrCode.isDark(row + r, col + c)) { sameCount++; }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (sameCount > 5) { lostPoint += (3 + sameCount - 5); }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
for (var row = 0; row < moduleCount - 1; row++) { for (var col = 0; col < moduleCount - 1; col++) { var count = 0; if (qrCode.isDark(row, col)) count++; if (qrCode.isDark(row + 1, col)) count++; if (qrCode.isDark(row, col + 1)) count++; if (qrCode.isDark(row + 1, col + 1)) count++; if (count == 0 || count == 4) { lostPoint += 3; } } }
|
||||||
|
for (var row = 0; row < moduleCount; row++) { for (var col = 0; col < moduleCount - 6; col++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row, col + 1) && qrCode.isDark(row, col + 2) && qrCode.isDark(row, col + 3) && qrCode.isDark(row, col + 4) && !qrCode.isDark(row, col + 5) && qrCode.isDark(row, col + 6)) { lostPoint += 40; } } }
|
||||||
|
for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount - 6; row++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row + 1, col) && qrCode.isDark(row + 2, col) && qrCode.isDark(row + 3, col) && qrCode.isDark(row + 4, col) && !qrCode.isDark(row + 5, col) && qrCode.isDark(row + 6, col)) { lostPoint += 40; } } }
|
||||||
|
var darkCount = 0; for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount; row++) { if (qrCode.isDark(row, col)) { darkCount++; } } }
|
||||||
|
var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5; lostPoint += ratio * 10; return lostPoint;
|
||||||
|
}
|
||||||
|
};
|
||||||
|
var QRMath = {
|
||||||
|
glog: function (n) {
|
||||||
|
if (n < 1) { throw new Error("glog(" + n + ")"); }
|
||||||
|
return QRMath.LOG_TABLE[n];
|
||||||
|
}, gexp: function (n) {
|
||||||
|
while (n < 0) { n += 255; }
|
||||||
|
while (n >= 256) { n -= 255; }
|
||||||
|
return QRMath.EXP_TABLE[n];
|
||||||
|
}, EXP_TABLE: new Array(256), LOG_TABLE: new Array(256)
|
||||||
|
}; for (var i = 0; i < 8; i++) { QRMath.EXP_TABLE[i] = 1 << i; }
|
||||||
|
for (var i = 8; i < 256; i++) { QRMath.EXP_TABLE[i] = QRMath.EXP_TABLE[i - 4] ^ QRMath.EXP_TABLE[i - 5] ^ QRMath.EXP_TABLE[i - 6] ^ QRMath.EXP_TABLE[i - 8]; }
|
||||||
|
for (var i = 0; i < 255; i++) { QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i; }
|
||||||
|
function QRPolynomial(num, shift) {
|
||||||
|
if (num.length == undefined) { throw new Error(num.length + "/" + shift); }
|
||||||
|
var offset = 0; while (offset < num.length && num[offset] == 0) { offset++; }
|
||||||
|
this.num = new Array(num.length - offset + shift); for (var i = 0; i < num.length - offset; i++) { this.num[i] = num[i + offset]; }
|
||||||
|
}
|
||||||
|
QRPolynomial.prototype = {
|
||||||
|
get: function (index) { return this.num[index]; }, getLength: function () { return this.num.length; }, multiply: function (e) {
|
||||||
|
var num = new Array(this.getLength() + e.getLength() - 1); for (var i = 0; i < this.getLength(); i++) { for (var j = 0; j < e.getLength(); j++) { num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j))); } }
|
||||||
|
return new QRPolynomial(num, 0);
|
||||||
|
}, mod: function (e) {
|
||||||
|
if (this.getLength() - e.getLength() < 0) { return this; }
|
||||||
|
var ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0)); var num = new Array(this.getLength()); for (var i = 0; i < this.getLength(); i++) { num[i] = this.get(i); }
|
||||||
|
for (var i = 0; i < e.getLength(); i++) { num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio); }
|
||||||
|
return new QRPolynomial(num, 0).mod(e);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
function QRRSBlock(totalCount, dataCount) { this.totalCount = totalCount; this.dataCount = dataCount; }
|
||||||
|
QRRSBlock.RS_BLOCK_TABLE = [[1, 26, 19], [1, 26, 16], [1, 26, 13], [1, 26, 9], [1, 44, 34], [1, 44, 28], [1, 44, 22], [1, 44, 16], [1, 70, 55], [1, 70, 44], [2, 35, 17], [2, 35, 13], [1, 100, 80], [2, 50, 32], [2, 50, 24], [4, 25, 9], [1, 134, 108], [2, 67, 43], [2, 33, 15, 2, 34, 16], [2, 33, 11, 2, 34, 12], [2, 86, 68], [4, 43, 27], [4, 43, 19], [4, 43, 15], [2, 98, 78], [4, 49, 31], [2, 32, 14, 4, 33, 15], [4, 39, 13, 1, 40, 14], [2, 121, 97], [2, 60, 38, 2, 61, 39], [4, 40, 18, 2, 41, 19], [4, 40, 14, 2, 41, 15], [2, 146, 116], [3, 58, 36, 2, 59, 37], [4, 36, 16, 4, 37, 17], [4, 36, 12, 4, 37, 13], [2, 86, 68, 2, 87, 69], [4, 69, 43, 1, 70, 44], [6, 43, 19, 2, 44, 20], [6, 43, 15, 2, 44, 16], [4, 101, 81], [1, 80, 50, 4, 81, 51], [4, 50, 22, 4, 51, 23], [3, 36, 12, 8, 37, 13], [2, 116, 92, 2, 117, 93], [6, 58, 36, 2, 59, 37], [4, 46, 20, 6, 47, 21], [7, 42, 14, 4, 43, 15], [4, 133, 107], [8, 59, 37, 1, 60, 38], [8, 44, 20, 4, 45, 21], [12, 33, 11, 4, 34, 12], [3, 145, 115, 1, 146, 116], [4, 64, 40, 5, 65, 41], [11, 36, 16, 5, 37, 17], [11, 36, 12, 5, 37, 13], [5, 109, 87, 1, 110, 88], [5, 65, 41, 5, 66, 42], [5, 54, 24, 7, 55, 25], [11, 36, 12], [5, 122, 98, 1, 123, 99], [7, 73, 45, 3, 74, 46], [15, 43, 19, 2, 44, 20], [3, 45, 15, 13, 46, 16], [1, 135, 107, 5, 136, 108], [10, 74, 46, 1, 75, 47], [1, 50, 22, 15, 51, 23], [2, 42, 14, 17, 43, 15], [5, 150, 120, 1, 151, 121], [9, 69, 43, 4, 70, 44], [17, 50, 22, 1, 51, 23], [2, 42, 14, 19, 43, 15], [3, 141, 113, 4, 142, 114], [3, 70, 44, 11, 71, 45], [17, 47, 21, 4, 48, 22], [9, 39, 13, 16, 40, 14], [3, 135, 107, 5, 136, 108], [3, 67, 41, 13, 68, 42], [15, 54, 24, 5, 55, 25], [15, 43, 15, 10, 44, 16], [4, 144, 116, 4, 145, 117], [17, 68, 42], [17, 50, 22, 6, 51, 23], [19, 46, 16, 6, 47, 17], [2, 139, 111, 7, 140, 112], [17, 74, 46], [7, 54, 24, 16, 55, 25], [34, 37, 13], [4, 151, 121, 5, 152, 122], [4, 75, 47, 14, 76, 48], [11, 54, 24, 14, 55, 25], [16, 45, 15, 14, 46, 16], [6, 147, 117, 4, 148, 118], [6, 73, 45, 14, 74, 46], [11, 54, 24, 16, 55, 25], [30, 46, 16, 2, 47, 17], [8, 132, 106, 4, 133, 107], [8, 75, 47, 13, 76, 48], [7, 54, 24, 22, 55, 25], [22, 45, 15, 13, 46, 16], [10, 142, 114, 2, 143, 115], [19, 74, 46, 4, 75, 47], [28, 50, 22, 6, 51, 23], [33, 46, 16, 4, 47, 17], [8, 152, 122, 4, 153, 123], [22, 73, 45, 3, 74, 46], [8, 53, 23, 26, 54, 24], [12, 45, 15, 28, 46, 16], [3, 147, 117, 10, 148, 118], [3, 73, 45, 23, 74, 46], [4, 54, 24, 31, 55, 25], [11, 45, 15, 31, 46, 16], [7, 146, 116, 7, 147, 117], [21, 73, 45, 7, 74, 46], [1, 53, 23, 37, 54, 24], [19, 45, 15, 26, 46, 16], [5, 145, 115, 10, 146, 116], [19, 75, 47, 10, 76, 48], [15, 54, 24, 25, 55, 25], [23, 45, 15, 25, 46, 16], [13, 145, 115, 3, 146, 116], [2, 74, 46, 29, 75, 47], [42, 54, 24, 1, 55, 25], [23, 45, 15, 28, 46, 16], [17, 145, 115], [10, 74, 46, 23, 75, 47], [10, 54, 24, 35, 55, 25], [19, 45, 15, 35, 46, 16], [17, 145, 115, 1, 146, 116], [14, 74, 46, 21, 75, 47], [29, 54, 24, 19, 55, 25], [11, 45, 15, 46, 46, 16], [13, 145, 115, 6, 146, 116], [14, 74, 46, 23, 75, 47], [44, 54, 24, 7, 55, 25], [59, 46, 16, 1, 47, 17], [12, 151, 121, 7, 152, 122], [12, 75, 47, 26, 76, 48], [39, 54, 24, 14, 55, 25], [22, 45, 15, 41, 46, 16], [6, 151, 121, 14, 152, 122], [6, 75, 47, 34, 76, 48], [46, 54, 24, 10, 55, 25], [2, 45, 15, 64, 46, 16], [17, 152, 122, 4, 153, 123], [29, 74, 46, 14, 75, 47], [49, 54, 24, 10, 55, 25], [24, 45, 15, 46, 46, 16], [4, 152, 122, 18, 153, 123], [13, 74, 46, 32, 75, 47], [48, 54, 24, 14, 55, 25], [42, 45, 15, 32, 46, 16], [20, 147, 117, 4, 148, 118], [40, 75, 47, 7, 76, 48], [43, 54, 24, 22, 55, 25], [10, 45, 15, 67, 46, 16], [19, 148, 118, 6, 149, 119], [18, 75, 47, 31, 76, 48], [34, 54, 24, 34, 55, 25], [20, 45, 15, 61, 46, 16]];
|
||||||
|
QRRSBlock.getRSBlocks = function (typeNumber, errorCorrectLevel) {
|
||||||
|
var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel); if (rsBlock == undefined) { throw new Error("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel); }
|
||||||
|
var length = rsBlock.length / 3; var list = []; for (var i = 0; i < length; i++) { var count = rsBlock[i * 3 + 0]; var totalCount = rsBlock[i * 3 + 1]; var dataCount = rsBlock[i * 3 + 2]; for (var j = 0; j < count; j++) { list.push(new QRRSBlock(totalCount, dataCount)); } }
|
||||||
|
return list;
|
||||||
|
};
|
||||||
|
QRRSBlock.getRsBlockTable = function (typeNumber, errorCorrectLevel) { switch (errorCorrectLevel) { case QRErrorCorrectLevel.L: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]; case QRErrorCorrectLevel.M: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]; case QRErrorCorrectLevel.Q: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]; case QRErrorCorrectLevel.H: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]; default: return undefined; } };
|
||||||
|
function QRBitBuffer() { this.buffer = []; this.length = 0; }
|
||||||
|
QRBitBuffer.prototype = {
|
||||||
|
get: function (index) { var bufIndex = Math.floor(index / 8); return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) == 1; }, put: function (num, length) { for (var i = 0; i < length; i++) { this.putBit(((num >>> (length - i - 1)) & 1) == 1); } }, getLengthInBits: function () { return this.length; }, putBit: function (bit) {
|
||||||
|
var bufIndex = Math.floor(this.length / 8); if (this.buffer.length <= bufIndex) { this.buffer.push(0); }
|
||||||
|
if (bit) { this.buffer[bufIndex] |= (0x80 >>> (this.length % 8)); }
|
||||||
|
this.length++;
|
||||||
|
}
|
||||||
|
};
|
||||||
|
var QRCodeLimitLength = [[17, 14, 11, 7], [32, 26, 20, 14], [53, 42, 32, 24], [78, 62, 46, 34], [106, 84, 60, 44], [134, 106, 74, 58], [154, 122, 86, 64], [192, 152, 108, 84], [230, 180, 130, 98], [271, 213, 151, 119], [321, 251, 177, 137], [367, 287, 203, 155], [425, 331, 241, 177], [458, 362, 258, 194], [520, 412, 292, 220], [586, 450, 322, 250], [644, 504, 364, 280], [718, 560, 394, 310], [792, 624, 442, 338], [858, 666, 482, 382], [929, 711, 509, 403], [1003, 779, 565, 439], [1091, 857, 611, 461], [1171, 911, 661, 511], [1273, 997, 715, 535], [1367, 1059, 751, 593], [1465, 1125, 805, 625], [1528, 1190, 868, 658], [1628, 1264, 908, 698], [1732, 1370, 982, 742], [1840, 1452, 1030, 790], [1952, 1538, 1112, 842], [2068, 1628, 1168, 898], [2188, 1722, 1228, 958], [2303, 1809, 1283, 983], [2431, 1911, 1351, 1051], [2563, 1989, 1423, 1093], [2699, 2099, 1499, 1139], [2809, 2213, 1579, 1219], [2953, 2331, 1663, 1273]];
|
||||||
|
|
||||||
|
// QRCode object
|
||||||
|
QRCode = function (canvasId, vOption) {
|
||||||
|
this._htOption = {
|
||||||
|
width: 256,
|
||||||
|
height: 256,
|
||||||
|
typeNumber: 4,
|
||||||
|
colorDark: "#000000",
|
||||||
|
colorLight: "#ffffff",
|
||||||
|
correctLevel: QRErrorCorrectLevel.H
|
||||||
|
};
|
||||||
|
|
||||||
|
if (typeof vOption === 'string') {
|
||||||
|
vOption = {
|
||||||
|
text: vOption
|
||||||
|
};
|
||||||
|
}
|
||||||
|
|
||||||
|
// Overwrites options
|
||||||
|
if (vOption) {
|
||||||
|
for (var i in vOption) {
|
||||||
|
this._htOption[i] = vOption[i];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
this._oQRCode = null;
|
||||||
|
this.canvasId = canvasId
|
||||||
|
|
||||||
|
if (this._htOption.text && this.canvasId) {
|
||||||
|
this.makeCode(this._htOption.text);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
QRCode.prototype.makeCode = function (sText) {
|
||||||
|
this._oQRCode = new QRCodeModel(_getTypeNumber(sText, this._htOption.correctLevel), this._htOption.correctLevel);
|
||||||
|
this._oQRCode.addData(sText);
|
||||||
|
this._oQRCode.make();
|
||||||
|
this.makeImage();
|
||||||
|
};
|
||||||
|
|
||||||
|
QRCode.prototype.makeImage = function () {
|
||||||
|
var _oContext
|
||||||
|
if (this._htOption.usingIn) {
|
||||||
|
_oContext = wx.createCanvasContext(this.canvasId, this._htOption.usingIn)
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
_oContext = wx.createCanvasContext(this.canvasId)
|
||||||
|
}
|
||||||
|
var _htOption = this._htOption;
|
||||||
|
var oQRCode = this._oQRCode
|
||||||
|
|
||||||
|
var nCount = oQRCode.getModuleCount();
|
||||||
|
var nWidth = _htOption.width / nCount;
|
||||||
|
var nHeight = _htOption.height / nCount;
|
||||||
|
var nRoundedWidth = Math.round(nWidth);
|
||||||
|
var nRoundedHeight = Math.round(nHeight);
|
||||||
|
|
||||||
|
if (_htOption.image && _htOption.image != '') {
|
||||||
|
_oContext.drawImage(_htOption.image, 0, 0, _htOption.width, _htOption.height)
|
||||||
|
}
|
||||||
|
|
||||||
|
for (var row = 0; row < nCount; row++) {
|
||||||
|
for (var col = 0; col < nCount; col++) {
|
||||||
|
var bIsDark = oQRCode.isDark(row, col);
|
||||||
|
var nLeft = col * nWidth;
|
||||||
|
var nTop = row * nHeight;
|
||||||
|
_oContext.setStrokeStyle(bIsDark ? _htOption.colorDark : _htOption.colorLight)
|
||||||
|
// _oContext.setStrokeStyle('yellow')
|
||||||
|
_oContext.setLineWidth(1)
|
||||||
|
_oContext.setFillStyle(bIsDark ? _htOption.colorDark : _htOption.colorLight)
|
||||||
|
// _oContext.setFillStyle('red')
|
||||||
|
// if (bIsDark) {
|
||||||
|
_oContext.fillRect(nLeft, nTop, nWidth, nHeight);
|
||||||
|
// }
|
||||||
|
|
||||||
|
// 안티 앨리어싱 방지 처리
|
||||||
|
// if (bIsDark) {
|
||||||
|
_oContext.strokeRect(
|
||||||
|
Math.floor(nLeft) + 0.5,
|
||||||
|
Math.floor(nTop) + 0.5,
|
||||||
|
nRoundedWidth,
|
||||||
|
nRoundedHeight
|
||||||
|
);
|
||||||
|
|
||||||
|
_oContext.strokeRect(
|
||||||
|
Math.ceil(nLeft) - 0.5,
|
||||||
|
Math.ceil(nTop) - 0.5,
|
||||||
|
nRoundedWidth,
|
||||||
|
nRoundedHeight
|
||||||
|
);
|
||||||
|
// }
|
||||||
|
// _oContext.fillRect(
|
||||||
|
// Math.floor(nLeft) + 0.5,
|
||||||
|
// Math.floor(nTop) + 0.5,
|
||||||
|
// nRoundedWidth,
|
||||||
|
// nRoundedHeight
|
||||||
|
// );
|
||||||
|
// _oContext.fillRect(
|
||||||
|
// Math.ceil(nLeft) - 0.5,
|
||||||
|
// Math.ceil(nTop) - 0.5,
|
||||||
|
// nRoundedWidth,
|
||||||
|
// nRoundedHeight
|
||||||
|
// );
|
||||||
|
// _oContext.clearRect(
|
||||||
|
// Math.floor(nLeft) + 0.5,
|
||||||
|
// Math.floor(nTop) + 0.5,
|
||||||
|
// nRoundedWidth,
|
||||||
|
// nRoundedHeight
|
||||||
|
// );
|
||||||
|
// _oContext.clearRect(
|
||||||
|
// Math.ceil(nLeft) - 0.5,
|
||||||
|
// Math.ceil(nTop) - 0.5,
|
||||||
|
// nRoundedWidth,
|
||||||
|
// nRoundedHeight
|
||||||
|
// );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
_oContext.draw()
|
||||||
|
};
|
||||||
|
|
||||||
|
// 保存为图片，将临时路径传给回调
|
||||||
|
QRCode.prototype.exportImage = function (callback) {
|
||||||
|
if (!callback) {
|
||||||
|
return
|
||||||
|
}
|
||||||
|
wx.canvasToTempFilePath({
|
||||||
|
x: 0,
|
||||||
|
y: 0,
|
||||||
|
width: this._htOption.width,
|
||||||
|
height: this._htOption.height,
|
||||||
|
destWidth: this._htOption.width,
|
||||||
|
destHeight: this._htOption.height,
|
||||||
|
canvasId: this.canvasId,
|
||||||
|
success: function (res) {
|
||||||
|
console.log(res.tempFilePath)
|
||||||
|
callback(res.tempFilePath)
|
||||||
|
}
|
||||||
|
})
|
||||||
|
}
|
||||||
|
|
||||||
|
QRCode.CorrectLevel = QRErrorCorrectLevel;
|
||||||
|
})();
|
||||||
|
|
||||||
|
module.exports = QRCode
|
||||||
|
|
@ -298,6 +298,7 @@ const tools = {
|
||||||
judgeAuth(){
|
judgeAuth(){
|
||||||
let auth = false;
|
let auth = false;
|
||||||
clearTimeout(this.authTimer);
|
clearTimeout(this.authTimer);
|
||||||
|
// if(uni.getStorageSync('is_active')!=1) {
|
||||||
if(!uni.getStorageSync('token')) {
|
if(!uni.getStorageSync('token')) {
|
||||||
this.showToast('请登录');
|
this.showToast('请登录');
|
||||||
this.authTimer = setTimeout(()=>{
|
this.authTimer = setTimeout(()=>{
|
||||||
|
|
|
||||||
|
|
@ -39,7 +39,7 @@
|
||||||
refuse(){
|
refuse(){
|
||||||
this.isShowP=false;
|
this.isShowP=false;
|
||||||
this.$toolAll.tools.showToast('登录成功','success')
|
this.$toolAll.tools.showToast('登录成功','success')
|
||||||
uni.reLaunch({url:'/pages/tabbar/index/index'})
|
uni.reLaunch({url:'/pages/tabbar/pagehome/pagehome'})
|
||||||
},
|
},
|
||||||
|
|
||||||
//授权绑定手机号
|
//授权绑定手机号
|
||||||
|
|
@ -135,7 +135,7 @@
|
||||||
})
|
})
|
||||||
} else {
|
} else {
|
||||||
uni.reLaunch({
|
uni.reLaunch({
|
||||||
url:'/pages/index/index'
|
url:'/pages/tabbar/pagehome/pagehome'
|
||||||
})
|
})
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -10,7 +10,7 @@
|
||||||
</view>
|
</view>
|
||||||
<view class="pad-zy20 pad-s25" v-if="ifLoading">
|
<view class="pad-zy20 pad-s25" v-if="ifLoading">
|
||||||
<view class="" v-if="bigCourse.length">
|
<view class="" v-if="bigCourse.length">
|
||||||
<view class="radius8 bacf pad10 boxshow1" v-for="(item,index) in bigCourse" :key="index">
|
<view @tap="goBigCourse(item.id,dataList[current].id,item.is_buy)" class="radius8 bacf pad10 boxshow1" v-for="(item,index) in bigCourse" :key="index">
|
||||||
<view class="posir">
|
<view class="posir">
|
||||||
<image :src="item.cover" style="height: 518rpx;" mode="aspectFill" class="width100" lazy-load></image>
|
<image :src="item.cover" style="height: 518rpx;" mode="aspectFill" class="width100" lazy-load></image>
|
||||||
<view class="posia-xzy bac5 fon24 colf pad18">
|
<view class="posia-xzy bac5 fon24 colf pad18">
|
||||||
|
|
@ -20,7 +20,7 @@
|
||||||
<span class="bold">￥{{item.price}}</span>
|
<span class="bold">￥{{item.price}}</span>
|
||||||
<span class="fon20 colf8 mar-z20 tline-through">￥{{item.original_price}}</span>
|
<span class="fon20 colf8 mar-z20 tline-through">￥{{item.original_price}}</span>
|
||||||
</view>
|
</view>
|
||||||
<view @tap="$toolAll.tools.goPage(`/pagesB/course-detail/course-detail?id=${item.id}&category_id=${dataList[current].id}`)" class="radius18 pad-zy12 pad-sx4 borbot-f disjcac">{{item.is_buy?'去学习':'购买'}}</view>
|
<view class="radius18 pad-zy12 pad-sx4 borbot-f disjcac">{{item.is_buy?'去学习':'购买'}}</view>
|
||||||
</view>
|
</view>
|
||||||
</view>
|
</view>
|
||||||
</view>
|
</view>
|
||||||
|
|
@ -156,6 +156,12 @@
|
||||||
}
|
}
|
||||||
})
|
})
|
||||||
},
|
},
|
||||||
|
// 大图点击事件
|
||||||
|
goBigCourse(id,category_id,is_buy){
|
||||||
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
|
this.$toolAll.tools.goPage(`/pagesB/course-detail/course-detail?id=${id}&category_id=${category_id}`);
|
||||||
|
}
|
||||||
|
},
|
||||||
// 获取课程列表
|
// 获取课程列表
|
||||||
getCourseList(){
|
getCourseList(){
|
||||||
let params = {
|
let params = {
|
||||||
|
|
@ -214,26 +220,28 @@
|
||||||
},
|
},
|
||||||
// 播放视频
|
// 播放视频
|
||||||
palyVideo(index){
|
palyVideo(index){
|
||||||
if(this.videoList[index].type=="video_number"){
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
// #ifdef MP-WEIXIN
|
if(this.videoList[index].type=="video_number"){
|
||||||
wx.openChannelsActivity({
|
// #ifdef MP-WEIXIN
|
||||||
finderUserName:this.videoList[index].video_number,
|
wx.openChannelsActivity({
|
||||||
feedId:this.videoList[index].video_id,
|
finderUserName:this.videoList[index].video_number,
|
||||||
success:(res)=>{
|
feedId:this.videoList[index].video_id,
|
||||||
reportRecord({id:this.videoList[index].id}).then(result=>{})
|
success:(res)=>{
|
||||||
},fail:()=>{
|
reportRecord({id:this.videoList[index].id}).then(result=>{})
|
||||||
// this.$toolAll.tools.showToast('视频已丢失或已删除')
|
},fail:()=>{
|
||||||
}
|
// this.$toolAll.tools.showToast('视频已丢失或已删除')
|
||||||
})
|
}
|
||||||
// #endif
|
})
|
||||||
} else {
|
// #endif
|
||||||
let newArr = [];
|
} else {
|
||||||
newArr.push(this.videoList[index])
|
let newArr = [];
|
||||||
uni.setStorageSync('videoList',newArr);
|
newArr.push(this.videoList[index])
|
||||||
uni.navigateTo({
|
uni.setStorageSync('videoList',newArr);
|
||||||
url:`/pagesB/play-video/play-video?current=${index}`
|
uni.navigateTo({
|
||||||
})
|
url:`/pagesB/play-video/play-video?current=${index}`
|
||||||
reportRecord({id:this.videoList[index].id}).then(result=>{})
|
})
|
||||||
|
reportRecord({id:this.videoList[index].id}).then(result=>{})
|
||||||
|
}
|
||||||
}
|
}
|
||||||
},
|
},
|
||||||
// 更多
|
// 更多
|
||||||
|
|
@ -244,15 +252,19 @@
|
||||||
},
|
},
|
||||||
// 去课程详情
|
// 去课程详情
|
||||||
goCourseDetail(id){
|
goCourseDetail(id){
|
||||||
uni.navigateTo({
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
url:`/pagesB/course-detail/course-detail?id=${id}`
|
uni.navigateTo({
|
||||||
})
|
url:`/pagesB/course-detail/course-detail?id=${id}`
|
||||||
|
})
|
||||||
|
}
|
||||||
},
|
},
|
||||||
// 去商品详情
|
// 去商品详情
|
||||||
goShopDetail(id){
|
goShopDetail(id){
|
||||||
uni.navigateTo({
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
url:`/pagesB/shop-detail/shop-detail?id=${id}`
|
uni.navigateTo({
|
||||||
})
|
url:`/pagesB/shop-detail/shop-detail?id=${id}`
|
||||||
|
})
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -101,9 +101,11 @@
|
||||||
},
|
},
|
||||||
// 去商品详情
|
// 去商品详情
|
||||||
goDetail(id){
|
goDetail(id){
|
||||||
uni.navigateTo({
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
url:`/pagesB/shop-detail/shop-detail?id=${id}`
|
uni.navigateTo({
|
||||||
})
|
url:`/pagesB/shop-detail/shop-detail?id=${id}`
|
||||||
|
})
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -91,34 +91,36 @@
|
||||||
},
|
},
|
||||||
// 播放视频
|
// 播放视频
|
||||||
palyVideo(index){
|
palyVideo(index){
|
||||||
if(this.dataList[index].type=="video_number"){
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
// #ifdef MP-WEIXIN
|
if(this.dataList[index].type=="video_number"){
|
||||||
wx.openChannelsActivity({
|
// #ifdef MP-WEIXIN
|
||||||
finderUserName:this.dataList[index].video_number,
|
wx.openChannelsActivity({
|
||||||
feedId:this.dataList[index].video_id,
|
finderUserName:this.dataList[index].video_number,
|
||||||
success:(res)=>{
|
feedId:this.dataList[index].video_id,
|
||||||
reportRecord({id:this.dataList[index].id}).then(result=>{
|
success:(res)=>{
|
||||||
if(result.code==0){
|
reportRecord({id:this.dataList[index].id}).then(result=>{
|
||||||
this.dataList[index].view++;
|
if(result.code==0){
|
||||||
}
|
this.dataList[index].view++;
|
||||||
})
|
}
|
||||||
},fail:()=>{
|
})
|
||||||
// this.$toolAll.tools.showToast('视频已丢失或已删除')
|
},fail:()=>{
|
||||||
}
|
// this.$toolAll.tools.showToast('视频已丢失或已删除')
|
||||||
})
|
}
|
||||||
// #endif
|
})
|
||||||
} else {
|
// #endif
|
||||||
let newArr = [];
|
} else {
|
||||||
newArr.push(this.dataList[index])
|
let newArr = [];
|
||||||
uni.setStorageSync('videoList',newArr);
|
newArr.push(this.dataList[index])
|
||||||
uni.navigateTo({
|
uni.setStorageSync('videoList',newArr);
|
||||||
url:`/pagesB/play-video/play-video?current=${index}`
|
uni.navigateTo({
|
||||||
})
|
url:`/pagesB/play-video/play-video?current=${index}`
|
||||||
reportRecord({id:this.dataList[index].id}).then(result=>{
|
})
|
||||||
if(result.code==0){
|
reportRecord({id:this.dataList[index].id}).then(result=>{
|
||||||
this.dataList[index].view++;
|
if(result.code==0){
|
||||||
}
|
this.dataList[index].view++;
|
||||||
})
|
}
|
||||||
|
})
|
||||||
|
}
|
||||||
}
|
}
|
||||||
},
|
},
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -4,7 +4,8 @@
|
||||||
<view slot="content" style="margin-top: -20rpx;" v-if="loading">
|
<view slot="content" style="margin-top: -20rpx;" v-if="loading">
|
||||||
<view class="bacf pad-zy20 boxshow2">
|
<view class="bacf pad-zy20 boxshow2">
|
||||||
<view class="disjcac pad-sx30 bbot">
|
<view class="disjcac pad-sx30 bbot">
|
||||||
<image :src="personCode" mode="aspectFill" style="width: 242rpx;height: 242rpx;" lazy-load></image>
|
<!-- <image :src="personCode" mode="aspectFill" style="width: 242rpx;height: 242rpx;" lazy-load></image> -->
|
||||||
|
<ayQrcode ref="qrcode" qrcode_id="qrcode" :modal="modal_qr" :url="url" @hideQrcode="hideQrcode" :height="242" :width="242" />
|
||||||
</view>
|
</view>
|
||||||
<view class="disjbac pad-sx20 pad-zy10">
|
<view class="disjbac pad-sx20 pad-zy10">
|
||||||
<view class="fon22 col26">推广获取积分</view>
|
<view class="fon22 col26">推广获取积分</view>
|
||||||
|
|
@ -36,10 +37,12 @@
|
||||||
|
|
||||||
<script>
|
<script>
|
||||||
import pitera from '@/components/nothing/pitera.vue';
|
import pitera from '@/components/nothing/pitera.vue';
|
||||||
|
import ayQrcode from "@/components/ay-qrcode/ay-qrcode.vue"
|
||||||
import {base64ToPath} from '@/jsFile/base64-src.js';
|
import {base64ToPath} from '@/jsFile/base64-src.js';
|
||||||
export default {
|
export default {
|
||||||
components:{
|
components:{
|
||||||
pitera
|
pitera,
|
||||||
|
ayQrcode
|
||||||
},
|
},
|
||||||
data() {
|
data() {
|
||||||
return {
|
return {
|
||||||
|
|
@ -49,10 +52,14 @@
|
||||||
total:0,
|
total:0,
|
||||||
noMore:false,
|
noMore:false,
|
||||||
personCode:'',
|
personCode:'',
|
||||||
loading:false
|
loading:false,
|
||||||
|
//二维码相关参数
|
||||||
|
modal_qr: false,
|
||||||
|
url: 'https://pixabay.com/images/search/?order=ec', // 要生成的二维码值
|
||||||
}
|
}
|
||||||
},
|
},
|
||||||
onLoad() {
|
onLoad() {
|
||||||
|
this.showQrcode();//一加载生成二维码
|
||||||
this.getCode();
|
this.getCode();
|
||||||
this.getExtend();
|
this.getExtend();
|
||||||
},
|
},
|
||||||
|
|
@ -63,6 +70,21 @@
|
||||||
}
|
}
|
||||||
},
|
},
|
||||||
methods: {
|
methods: {
|
||||||
|
// 展示二维码
|
||||||
|
showQrcode() {
|
||||||
|
let _this = this;
|
||||||
|
this.modal_qr = true;
|
||||||
|
// uni.showLoading()
|
||||||
|
setTimeout(function() {
|
||||||
|
// uni.hideLoading()
|
||||||
|
_this.$refs.qrcode.crtQrCode()
|
||||||
|
}, 100)
|
||||||
|
},
|
||||||
|
|
||||||
|
//传入组件的方法
|
||||||
|
hideQrcode() {
|
||||||
|
this.modal_qr = false;
|
||||||
|
},
|
||||||
// 获取一级推广人
|
// 获取一级推广人
|
||||||
getExtend(){
|
getExtend(){
|
||||||
let params = {
|
let params = {
|
||||||
|
|
|
||||||
|
|
@ -50,7 +50,7 @@
|
||||||
</view>
|
</view>
|
||||||
</status-container>
|
</status-container>
|
||||||
<!-- 购物车图标 -->
|
<!-- 购物车图标 -->
|
||||||
<image @tap="$toolAll.tools.goPage('/pagesB/cart/cart')" class="posi" src="/static/tabbar/icon-cart.png" mode="" lazy-load style="width: 79rpx;height: 79rpx;right: 20rpx;bottom: 160rpx;"></image>
|
<image @tap="goCart" class="posi" src="/static/tabbar/icon-cart.png" mode="" lazy-load style="width: 79rpx;height: 79rpx;right: 20rpx;bottom: 160rpx;"></image>
|
||||||
</view>
|
</view>
|
||||||
</template>
|
</template>
|
||||||
|
|
||||||
|
|
@ -187,35 +187,45 @@
|
||||||
},
|
},
|
||||||
// 前往确认订单页
|
// 前往确认订单页
|
||||||
goConfirmOrder(){
|
goConfirmOrder(){
|
||||||
let params = {
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
sku_list:[
|
let params = {
|
||||||
this.objField('sku_id')
|
sku_list:[
|
||||||
]
|
this.objField('sku_id')
|
||||||
};
|
]
|
||||||
this.$requst.post('/api/order/prepare-info',params).then(res=>{
|
};
|
||||||
if(res.code==0){
|
this.$requst.post('/api/order/prepare-info',params).then(res=>{
|
||||||
uni.navigateTo({
|
if(res.code==0){
|
||||||
url:'/pagesB/confirm-order/confirm-order'
|
uni.navigateTo({
|
||||||
})
|
url:'/pagesB/confirm-order/confirm-order'
|
||||||
uni.setStorageSync('orderInfo',res.data);
|
})
|
||||||
uni.setStorageSync('skuList',params.sku_list);
|
uni.setStorageSync('orderInfo',res.data);
|
||||||
}
|
uni.setStorageSync('skuList',params.sku_list);
|
||||||
})
|
}
|
||||||
|
})
|
||||||
|
}
|
||||||
},
|
},
|
||||||
// 添加购物车
|
// 添加购物车
|
||||||
addCart(){
|
addCart(){
|
||||||
let params = this.objField('sku_coding');
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
this.$requst.post('/api/order/shopping-cart-add',params).then(res=>{
|
let params = this.objField('sku_coding');
|
||||||
if(res.code==0){
|
this.$requst.post('/api/order/shopping-cart-add',params).then(res=>{
|
||||||
this.$toolAll.tools.showToast('添加购物车成功(*^▽^*)');
|
if(res.code==0){
|
||||||
}
|
this.$toolAll.tools.showToast('添加购物车成功(*^▽^*)');
|
||||||
})
|
}
|
||||||
|
})
|
||||||
|
}
|
||||||
},
|
},
|
||||||
// 删除对象中某个字段
|
// 删除对象中某个字段
|
||||||
objField(field){
|
objField(field){
|
||||||
let newObj = JSON.parse(JSON.stringify(this.shopList[0].sku_list[0]));
|
let newObj = JSON.parse(JSON.stringify(this.shopList[0].sku_list[0]));
|
||||||
delete newObj[field];
|
delete newObj[field];
|
||||||
return newObj;
|
return newObj;
|
||||||
|
},
|
||||||
|
// 前往购物车
|
||||||
|
goCart(){
|
||||||
|
if(this.$toolAll.tools.judgeAuth()) {
|
||||||
|
this.$toolAll.tools.goPage('/pagesB/cart/cart')
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue