From eaea13a4b39da4d0eb4c379352bfb2f5e37e6028 Mon Sep 17 00:00:00 2001 From: mashiyu Date: Fri, 4 Jan 2019 14:08:46 +0800 Subject: [PATCH] =?UTF-8?q?=E5=9D=90=E6=A0=87=E8=BD=AC=E5=8C=96=E5=92=8C?= =?UTF-8?q?=E5=89=8D=E7=AB=AF=E4=BF=9D=E6=8C=81=E4=B8=80=E8=87=B4?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../java/com/ljsd/jieling/util/ToolsUtil.java | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 serverlogic/src/main/java/com/ljsd/jieling/util/ToolsUtil.java diff --git a/serverlogic/src/main/java/com/ljsd/jieling/util/ToolsUtil.java b/serverlogic/src/main/java/com/ljsd/jieling/util/ToolsUtil.java new file mode 100644 index 000000000..3563f9f1e --- /dev/null +++ b/serverlogic/src/main/java/com/ljsd/jieling/util/ToolsUtil.java @@ -0,0 +1,28 @@ +package com.ljsd.jieling.util; + +public class ToolsUtil { + + + public static int xy2Pos(int x, int y) { + return (x << 8) | y; + } + + public static int[] pos2XY(int pos) { + int[] xy = new int[2]; + xy[0] = (pos >> 8) & 0xff; + xy[1] = pos & 0xff; + return xy; + } + + + + public static void main(String[] args) { + int xx = 12; + int yy = 5; + int pos = xy2Pos(xx,yy); + System.out.println("======> pos : "+pos); + int[] xy = pos2XY(pos); + System.out.println("=======> nX : "+xy[0]+" , nY : "+xy[1]); + } + +}