package com.example.test;
import java.io.*;
import java.util.*;
/**
* dimens数据自动生成工具
*
*/
public class DimensTools {
/** 源文件 */
static String oldFilePath = "./res/values-nodpi/dimens.xml";
/** 新生成文件路径 */
static String filePath720 = "./res/values-1280x720/dimens.xml";
/** 新生成文件路径 */
static String filePath672 = "./res/values-1280x672/dimens.xml";
/** 新生成文件路径 */
static String filePath1080 = "./res/values-1920x1080/dimens.xml";
/** 缩小倍数 */
static float changes = 1.5f;
public static void main(String[] args) {
//生成1-1920px
String allPx= getAllPx();
DeleteFolder(oldFilePath);
writeFile(oldFilePath, allPx);
String st = convertStreamToString(oldFilePath, changes);
DeleteFolder(filePath720);
writeFile(filePath720, st);
DeleteFolder(filePath672);
writeFile(filePath672, st);
String st1 = convertStreamToString(oldFilePath, 1f);
DeleteFolder(filePath1080);
writeFile(filePath1080, st1);
}
/** 读取文件 生成缩放后字符串 */
public static String convertStreamToString(String filepath, float f) {
StringBuilder sb = new StringBuilder();
try {
BufferedReader bf = new BufferedReader(new FileReader(filepath));
String line = null;
System.out.println("q1");
String endmark = "px</dimen>";
String startmark = ">";
while ((line = bf.readLine()) != null) {
if (line.contains(endmark)) {
int end = line.lastIndexOf(endmark);
int start = line.indexOf(startmark);
String stpx = line.substring(start + 1, end);
int px = Integer.parseInt(stpx);
int newpx = (int) ((float) px / f);
String newline = line.replace(px + "px", newpx + "px");
sb.append(newline + "\r\n");
} else {
sb.append(line + "\r\n");
}
}
System.out.println(sb.toString());
} catch (IOException e) {
e.printStackTrace();
}
return sb.toString();
}
/**
* 根据路径删除指定的目录或文件，无论存在与否
*
* @param sPath
* 要删除的目录或文件
* @return 删除成功返回 true，否则返回 false。
*/
public static boolean DeleteFolder(String sPath) {
File file = new File(sPath);
// // 判断目录或文件是否存在
if (!file.exists()) { // 不存在返回 false
return true;
} else {
// 判断是否为文件
if (file.isFile()) { // 为文件时调用删除文件方法
return deleteFile(sPath);
} else { // 为目录时调用删除目录方法
// return deleteDirectory(sPath);
}
}
return false;
}
/** 存为新文件 */
public static void writeFile(String filepath, String st) {
try {
FileWriter fw = new FileWriter(filepath);
BufferedWriter bw = new BufferedWriter(fw);
bw.write(st);
bw.flush();
bw.close();
} catch (IOException e) {
e.printStackTrace();
}
}
/** 生成全px文件 */
public static String getAllPx() {
StringBuilder sb = new StringBuilder();
try {
sb.append("<resources>" + "\r\n");
sb.append("<dimen name=\"screen_width\">1920px</dimen>" + "\r\n");
sb.append("<dimen name=\"screen_height\">1080px</dimen>" + "\r\n");
for (int i = 1; i <= 1920; i++) {
System.out.println("i="+i);
sb.append("<dimen name=\"px" + i + "\">" + i + "px</dimen>"
+ "\r\n");
}
sb.append("</resources>" + "\r\n");
System.out.println(sb.toString());
} catch (Exception e) {
e.printStackTrace();
}
return sb.toString();
}
/**
* 删除单个文件
*
* @param sPath
* 被删除文件的文件名
* @return 单个文件删除成功返回true，否则返回false
*/
public static boolean deleteFile(String sPath) {
boolean flag = false;
File file = new File(sPath);
// 路径为文件且不为空则进行删除
if (file.isFile() && file.exists()) {
file.delete();
flag = true;
}
return flag;
}
}
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