颜色判定

components/goods/goodsku.vue

@@ -97,6 +97,7 @@ export default {
 			goodprice: '',
 			goodamount: '',
 			mc: '',
+			fu:'',
 			secondary: '',
 			gc: 1,
 			bian: false,
@@ -151,6 +152,7 @@ export default {
 				this.goodimage = this.g.cover_pic;
 
 				this.mc = this.$uiConfig.mainColor;
+				this.fu = this.$uiConfig.secondary;
 				this.secondary = this.$uiConfig.secondary;
 				this.skuObj = this.skued.id ? this.skued : null;
 				if (this.skuObj) {
@@ -186,6 +188,7 @@ export default {
 						}
 					});
 				}
+				this.getfu()
 				this.formatDisableSku();
 				this.formatChosenTips();
 			}
@@ -193,6 +196,42 @@ export default {
 		// this.g = this.good;
 	},
 	methods: {
+		getfu(){
+			
+			let fucolor = this.colorRgb(this.fu) ;
+			var RgbValue = fucolor.replace("rgb(", "").replace(")", "");
+			var RgbValueArry = RgbValue.split(",");
+			var grayLevel = RgbValueArry[0] * 0.299 + RgbValueArry[1] * 0.587 + RgbValueArry[2] * 0.114;
+			console.log(grayLevel)
+			if(grayLevel>=192){
+				this.btn1.color = this.mc;
+			}else{
+				this.btn1.color = '#FFF';
+			}
+			
+		},
+		colorRgb(color) {
+		  var sColor = color.toLowerCase();
+		  //十六进制颜色值的正则表达式
+		  var reg = /^#([0-9a-fA-f]{3}|[0-9a-fA-f]{6})$/;
+		  // 如果是16进制颜色
+		  if (sColor && reg.test(sColor)) {
+		    if (sColor.length === 4) {
+		      var sColorNew = "#";
+		      for (var i = 1; i < 4; i += 1) {
+		        sColorNew += sColor.slice(i, i + 1).concat(sColor.slice(i, i + 1));
+		      }
+		      sColor = sColorNew;
+		    }
+		    //处理六位的颜色值
+		    var sColorChange = [];
+		    for (var i = 1; i < 7; i += 2) {
+		      sColorChange.push(parseInt("0x" + sColor.slice(i, i + 2)));
+		    }
+		    return sColorChange.join(",");
+		  }
+		  return sColor;
+		},
 		joinCar() {
 			if (this.skuObj && this.skuObj.id) {
 				this.request2(

pages/goods/components/goodsaction.vue

@@ -64,12 +64,48 @@ export default {
 		this.bian = this.$utils.is_biang;
 		this.btn1.background = this.fu;
 		this.btn2.background = this.mc;
+		this.getfu()
 		let t = getCurrentPages();
 		this.path = '/' + t[t.length - 1].route;
 		//console.log(t[t.length - 1]);
 		this.favorStatus = this.favorite;
 	},
 	methods: {
+		getfu(){
+			let fucolor = this.colorRgb(this.fu) ;
+			var RgbValue = fucolor.replace("rgb(", "").replace(")", "");
+			var RgbValueArry = RgbValue.split(",");
+			var grayLevel = RgbValueArry[0] * 0.299 + RgbValueArry[1] * 0.587 + RgbValueArry[2] * 0.114;
+			console.log(grayLevel)
+			if(grayLevel>=192){
+				this.btn1.color = this.mc;
+			}else{
+				this.btn1.color = '#FFF';
+			}
+			
+		},
+		colorRgb(color) {
+		  var sColor = color.toLowerCase();
+		  //十六进制颜色值的正则表达式
+		  var reg = /^#([0-9a-fA-f]{3}|[0-9a-fA-f]{6})$/;
+		  // 如果是16进制颜色
+		  if (sColor && reg.test(sColor)) {
+		    if (sColor.length === 4) {
+		      var sColorNew = "#";
+		      for (var i = 1; i < 4; i += 1) {
+		        sColorNew += sColor.slice(i, i + 1).concat(sColor.slice(i, i + 1));
+		      }
+		      sColor = sColorNew;
+		    }
+		    //处理六位的颜色值
+		    var sColorChange = [];
+		    for (var i = 1; i < 7; i += 2) {
+		      sColorChange.push(parseInt("0x" + sColor.slice(i, i + 2)));
+		    }
+		    return sColorChange.join(",");
+		  }
+		  return sColor;
+		},
 		goCart() {
 			uni.redirectTo({
 				url: '/pages/cart/cart'