----修改主题功能

src/utils/t-color.js

@@ -0,0 +1,88 @@
+const HexRegex = /^#([0-9a-fA-f]{3}|[0-9a-fA-f]{6})$/;
+
+
+function TColor(color){
+    this.rgb = TColor.toRgb(color);
+}
+
+TColor.prototype = {
+    gradient:function(color,step){
+        var to = TColor.toRgb(color);
+        var sR = (to[0] - this.rgb[0]) / step;//总差值
+        var sG = (to[1] - this.rgb[1]) / step;
+        var sB = (to[2] - this.rgb[2]) / step;
+
+        var res = [];
+        for (var i = 0; i < step; i++) {
+            //计算每一步的hex值 
+            var hex = TColor.rgbHex('rgb('+ parseInt((sR * i + this.rgb[0]))+ ',' + 
+                    parseInt((sG * i + this.rgb[1]))+ ',' + parseInt((sB * i + this.rgb[2])) + ')');
+            res.push(hex);
+        }
+        return res;
+    }
+}
+
+
+TColor.valueOf = function(color){
+    return new TColor(color);
+}
+
+TColor.rgbHex = function(rgb){
+    var _this = rgb;
+    if (/^(rgb|RGB)/.test(_this)) {
+        var aColor = _this.replace(/(?:(|)|rgb|RGB)*/g, "").split(",");
+        var strHex = "#";
+        for (var i = 0; i < aColor.length; i++) {
+            var hex = Number(aColor[i]).toString(16);
+            hex = hex < 10 ? 0 + '' + hex : hex;// 保证每个rgb的值为2位
+            if (hex === "0") {
+                hex += hex;
+            }
+            strHex += hex;
+        }
+        if (strHex.length !== 7) {
+            strHex = _this;
+        }
+        return strHex;
+    } else if (HexRegex.test(_this)) {
+        var aNum = _this.replace(/#/, "").split("");
+        if (aNum.length === 6) {
+            return _this;
+        } else if (aNum.length === 3) {
+            var numHex = "#";
+            for (var i = 0; i < aNum.length; i += 1) {
+                numHex += (aNum[i] + aNum[i]);
+            }
+            return numHex;
+        }
+    } else {
+        return _this;
+    }
+}
+
+TColor.toRgb= function(sColor){
+    var sColor = sColor.toLowerCase();
+    if (sColor && HexRegex.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;
+    } else {
+        return sColor;
+    }
+}
+
+if(window!=undefined){
+    window.TColor = TColor;
+}
+export default TColor;