删除无用测试数据

foudations/mogo-utils/src/main/java/com/mogo/utils/ColorUtils.java

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+package com.mogo.utils;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.regex.Pattern;
+
+/**
+ * @author donghongyu
+ * @date 4/13/21 11:48 AM
+ * 颜色工具类
+ */
+public class ColorUtils {
+
+    /**
+     * @return 获取渐变色集合
+     */
+    public static List<Integer> gradient(String startColor, String endColor, int step) {
+        // 将HEX转为RGB
+        int[] sColor = hexToRgb(startColor);
+        int[] eColor = hexToRgb(endColor);
+
+        // 计算每一步的差值
+        int rStep = (eColor[0] - sColor[0]) / step;
+        int gStep = (eColor[1] - sColor[1]) / step;
+        int bStep = (eColor[2] - sColor[2]) / step;
+
+        // 生成渐变色
+        List<Integer> gradientColorArr = new ArrayList<>();
+
+        for (int i = 0; i < step; i++) {
+
+        }
+
+        return gradientColorArr;
+    }
+
+
+    /**
+     * HEX颜色 转 RGB颜色
+     */
+    public static int[] hexToRgb(String hex) {
+        int[] rgb = new int[3];
+        if (!Pattern.matches("^#[0-9a-f[A-F]]{6}", hex)) {
+            return rgb;
+        }
+        String redStr = hex.substring(1, 3);
+        String greenStr = hex.substring(3, 5);
+        String blueStr = hex.substring(5);
+
+        rgb[0] = Integer.valueOf(redStr, 16);
+        rgb[1] = Integer.valueOf(greenStr, 16);
+        rgb[2] = Integer.valueOf(blueStr, 16);
+
+        return rgb;
+    }
+
+    /**
+     * RGB颜色 转 HEX颜色
+     */
+    public static String rgbToHex(int red, int green, int blue) {
+        if (red < 0 || red > 255 || green < 0 || green > 255 || blue < 0
+                || blue > 255) {
+            return "";
+        }
+        String redStr = Integer.toHexString(red);
+        String greenStr = Integer.toHexString(green);
+        String blueStr = Integer.toHexString(blue);
+        return ("#" + redStr + greenStr + blueStr).toUpperCase();
+    }
+
+}