实例:Google Play游戏服务接入排行榜和成就系统
一,前期基础知识储备 1)排行榜官方文档: https://developers.google.com/games/services/common/concepts/leaderboards Leaderboards can be a fun way to drive competition among your players, both for your most hardcore fans (who will be fighting for the top spot in a public leaderboard) and for your more casual players (who will be interested in comparing their progress to their friends'). 2)成就系统官方文档: https://developers.google.com/games/services/common/concepts/achievements Achievements can be a great way to increase your users' engagement within your game. You can implement achievements in your game to encourage