屏幕适配的方式有很多,有的公司采用这种方式,在这里记录一下
将下面代码复制到文本中,文件名为 GenerateValueFiles.java
下文代码的主函数中填写基准宽高后再进行以下操作(在main方法中将basW和baseH改成UI标注的基准宽高)
然后打开控制台
javac GenerateValueFiles.java
java GenerateValueFiles
就可在当前文件夹生成res目录,将其合并到项目的res目录中即可
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.PrintWriter;
/**
* Created by zhy on 15/5/3.
*/
public class GenerateValueFiles {
private int baseW;
private int baseH;
private String dirStr = "./res";
private final static String WTemplate = "{1}px \n";
private final static String HTemplate = "{1}px \n";
/**
* {0}-HEIGHT
*/
private final static String VALUE_TEMPLATE = "values-{0}x{1}";
private static final String SUPPORT_DIMESION = "240,320;240,400;320,400;240,432;320,480;440,468;520,576;480,640;480,768;480,800;600,800;480,854;540,960;640,960;576,1024;600,1024;768,1024;864,1152;720,1184;720,1196;720,1280;768,1280;800,1280;854,1280;960,1280;1024,1280;768,1366;1050,1400;900,1440;900,1600;1024,1600;1200,1600;1050,1680;1080,1766;1080,1800;1080,1812;1200,1824;1080,1830;1080,1920;1152,1920;1200,1920;1400,1920;1152,2048;1536,2048;1400,2560;1536,2560;1600,2560;2048,2560;2100,2800;2048,3200;2400,3200;2160,3840;2400,3840;2304,4096;3072,4096;3200,5120;4096,5120;4096,6400;4800,6400;4320,7680;4800,7680;";
private String supportStr = SUPPORT_DIMESION;
public GenerateValueFiles(int baseX, int baseY, String supportStr) {
this.baseW = baseX;
this.baseH = baseY;
if (!this.supportStr.contains(baseX + "," + baseY)) {
this.supportStr += baseX + "," + baseY + ";";
}
this.supportStr += validateInput(supportStr);
System.out.println(supportStr);
File dir = new File(dirStr);
if (!dir.exists()) {
dir.mkdir();
}
System.out.println(dir.getAbsoluteFile());
}
/**
* @param supportStr
* w,h_...w,h;
* @return
*/
private String validateInput(String supportStr) {
StringBuffer sb = new StringBuffer();
String[] vals = supportStr.split("_");
int w = -1;
int h = -1;
String[] wh;
for (String val : vals) {
try {
if (val == null || val.trim().length() == 0)
continue;
wh = val.split(",");
w = Integer.parseInt(wh[0]);
h = Integer.parseInt(wh[1]);
} catch (Exception e) {
System.out.println("skip invalidate params : w,h = " + val);
continue;
}
sb.append(w + "," + h + ";");
}
return sb.toString();
}
public void generate() {
String[] vals = supportStr.split(";");
for (String val : vals) {
String[] wh = val.split(",");
generateXmlFile(Integer.parseInt(wh[0]), Integer.parseInt(wh[1]));
}
}
private void generateXmlFile(int w, int h) {
StringBuffer sbForWidth = new StringBuffer();
sbForWidth.append("\n");
sbForWidth.append("");
float cellw = w * 1.0f / baseW;
System.out.println("width : " + w + "," + baseW + "," + cellw);
for (int i = 1; i < baseW; i++) {
sbForWidth.append(WTemplate.replace("{0}", i + "").replace("{1}",
change(cellw * i) + ""));
}
sbForWidth.append(WTemplate.replace("{0}", baseW + "").replace("{1}",
w + ""));
sbForWidth.append(" ");
StringBuffer sbForHeight = new StringBuffer();
sbForHeight.append("\n");
sbForHeight.append("");
float cellh = h *1.0f/ baseH;
System.out.println("height : "+ h + "," + baseH + "," + cellh);
for (int i = 1; i < baseH; i++) {
sbForHeight.append(HTemplate.replace("{0}", i + "").replace("{1}",
change(cellh * i) + ""));
}
sbForHeight.append(HTemplate.replace("{0}", baseH + "").replace("{1}",
h + ""));
sbForHeight.append(" ");
File fileDir = new File(dirStr + File.separator
+ VALUE_TEMPLATE.replace("{0}", h + "")//
.replace("{1}", w + ""));
fileDir.mkdir();
File layxFile = new File(fileDir.getAbsolutePath(), "lay_x.xml");
File layyFile = new File(fileDir.getAbsolutePath(), "lay_y.xml");
try {
PrintWriter pw = new PrintWriter(new FileOutputStream(layxFile));
pw.print(sbForWidth.toString());
pw.close();
pw = new PrintWriter(new FileOutputStream(layyFile));
pw.print(sbForHeight.toString());
pw.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
}
}
public static float change(float a) {
int temp = (int) (a * 100);
return temp / 100f;
}
public static void main(String[] args) {
int baseW = 720;
int baseH = 1280;
String addition = "";
try {
if (args.length >= 3) {
baseW = Integer.parseInt(args[0]);
baseH = Integer.parseInt(args[1]);
addition = args[2];
} else if (args.length >= 2) {
baseW = Integer.parseInt(args[0]);
baseH = Integer.parseInt(args[1]);
} else if (args.length >= 1) {
addition = args[0];
}
} catch (NumberFormatException e) {
System.err
.println("right input params : java -jar xxx.jar width height w,h_w,h_..._w,h;");
e.printStackTrace();
System.exit(-1);
}
new GenerateValueFiles(baseW, baseH, addition).generate();
}
}
以上代码是基于 张鸿洋的博客的代码,增加了分辨率改造而成,谢谢!