colorRgb(str, opacity) {
var sColor = str.toLowerCase();
if (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 'rgba(' + sColorChange.join(',') + ',' + opacity + ')';
} else {
return sColor;
}
},
