theme top-level property

Implementation

final Map theme = {
  "theme": {
    "themeColor": appThemeColor, // 金黄色golden
    "themeOppositeColor": Colors.white,
  },
  "pink": {
    "themeColor": Color(0xFFFFC5BF), // 粉红色pink
    "themeOppositeColor": Colors.black,
  },
  "purple": {
    "themeColor": Colors.purple, // 紫色 purple
    "themeOppositeColor": Colors.white,
  },
  "blue": {
    "themeColor": Colors.blue, // 蓝色 blue
    "themeOppositeColor": Colors.white,
  },
  "grey": {
    "themeColor": Color(0xff8b8b8b),
    "themeOppositeColor": Colors.white,
  },
};