Android获取屏幕大小工具类，android获取工具类,import andro

Android获取屏幕大小工具类，android获取工具类,import andro

import android.app.Activity;import android.util.DisplayMetrics;public class Screen {    private Screen(){    }    public static float getDensity(Activity active) {        DisplayMetrics dm = active.getResources().getDisplayMetrics();        return dm.density;    }    public static int getDensityDPI(Activity active) {        DisplayMetrics dm = active.getResources().getDisplayMetrics();        return dm.densityDpi;    }    public static int getScreenWidth(Activity active) {        DisplayMetrics dm = active.getResources().getDisplayMetrics();        return dm.widthPixels;    }    public static int getScreenHeight(Activity active) {        DisplayMetrics dm = active.getResources().getDisplayMetrics();        return dm.heightPixels;    }}