diff --git a/appmain/utils/device/screen/DisplayUtil.java b/appmain/utils/device/screen/DisplayUtil.java
new file mode 100644
index 0000000..25a80c1
--- /dev/null
+++ b/appmain/utils/device/screen/DisplayUtil.java
@@ -0,0 +1,188 @@
+package com.proxgrind.chameleon.utils.device.screen;
+
+import android.annotation.SuppressLint;
+import android.app.Activity;
+import android.content.Context;
+import android.content.res.Configuration;
+import android.content.res.Resources;
+import android.graphics.RectF;
+import android.os.Build;
+import android.view.View;
+import android.view.animation.Animation;
+import android.view.animation.CycleInterpolator;
+import android.view.animation.TranslateAnimation;
+
+import com.proxgrind.chameleon.utils.system.LogUtils;
+
+import java.lang.reflect.Method;
+
+/**
+ * 屏幕显示工具类
+ *
+ * @author DXL
+ */
+public class DisplayUtil {
+    /**
+     * 获取屏幕高度!
+     */
+    public static int getWindowHeight(Context context) {
+        return context.getResources().getDisplayMetrics().heightPixels;
+    }
+
+    /**
+     * 获取屏幕宽度!
+     */
+    public static int getWindowWidth(Context context) {
+        return context.getResources().getDisplayMetrics().widthPixels;
+    }
+
+    /**
+     * 测量底部导航栏的高度
+     *
+     * @param mActivity:上下文环境
+     * @return：返回测量出的底部导航栏高度
+     */
+    public static int getNavigationBarHeight(Activity mActivity) {
+        Resources resources = mActivity.getResources();
+        int resourceId = resources.getIdentifier("navigation_bar_height", "dimen", "android");
+        int height = resources.getDimensionPixelSize(resourceId);
+        return height;
+    }
+
+    /*
+     * navigation 是否存在!
+     * */
+    private boolean checkDeviceHasNavigationBar(Context context) {
+
+        boolean hasNavigationBar = false;
+        Resources rs = context.getResources();
+        int id = rs.getIdentifier("config_showNavigationBar", "bool", "android");
+        if (id > 0) {
+            hasNavigationBar = rs.getBoolean(id);
+        }
+        try {
+            Class systemPropertiesClass = Class.forName("android.os.SystemProperties");
+            Method m = systemPropertiesClass.getMethod("get", String.class);
+            String navBarOverride = (String) m.invoke(systemPropertiesClass, "qemu.hw.mainkeys");
+            if ("1".equals(navBarOverride)) {
+                hasNavigationBar = false;
+            } else if ("0".equals(navBarOverride)) {
+                hasNavigationBar = true;
+            }
+        } catch (Exception e) {
+            LogUtils.e(e.toString());
+        }
+        return hasNavigationBar;
+    }
+
+    /**
+     * 将px值转换为dip或dp值，保证尺寸大小不变
+     *
+     * @param pxValue 像素值
+     * @return dip值
+     */
+    public static int px2dip(Context context, float pxValue) {
+        final float scale = context.getResources().getDisplayMetrics().density;
+        return (int) (pxValue / scale + 0.5f);
+    }
+
+    /**
+     * 将dip或dp值转换为px值，保证尺寸大小不变
+     *
+     * @param dipValue
+     * @return
+     */
+    public static int dip2px(Context context, float dipValue) {
+        final float scale = context.getResources().getDisplayMetrics().density;
+        return (int) (dipValue * scale + 0.5f);
+    }
+
+    /**
+     * 将px值转换为sp值，保证文字大小不变
+     *
+     * @param pxValue
+     * @return
+     */
+    public static int px2sp(Context context, float pxValue) {
+        final float fontScale = context.getResources().getDisplayMetrics().scaledDensity;
+        return (int) (pxValue / fontScale + 0.5f);
+    }
+
+    /**
+     * 将sp值转换为px值，保证文字大小不变
+     *
+     * @param spValue
+     * @return
+     */
+    public static int sp2px(Context context, float spValue) {
+        final float fontScale = context.getResources().getDisplayMetrics().scaledDensity;
+        return (int) (spValue * fontScale + 0.5f);
+    }
+
+    /**
+     * 显示状态栏和导航栏!
+     */
+    public static void showStatusAndNavigationBar(Activity activity) {
+        View decorView = activity.getWindow().getDecorView();
+        decorView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_VISIBLE);
+    }
+
+    /**
+     * 隐藏状态栏和导航栏!
+     */
+    @SuppressLint("ObsoleteSdkInt")
+    public static void dismissStatusAndNavigationBar(Activity activity) {
+        //隐藏虚拟按键，并且全屏
+        if (Build.VERSION.SDK_INT > 11 && Build.VERSION.SDK_INT < 19) { // lower api
+            View v = activity.getWindow().getDecorView();
+            v.setSystemUiVisibility(View.GONE);
+        } else if (Build.VERSION.SDK_INT >= 19) {
+            //for new api versions.
+            View decorView = activity.getWindow().getDecorView();
+            int uiOptions = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+                    | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY | View.SYSTEM_UI_FLAG_FULLSCREEN;
+            decorView.setSystemUiVisibility(uiOptions);
+        }
+    }
+
+    /**
+     * 判断某个xy坐标是否在某个view内
+     *
+     * @return 判断结果!
+     */
+    public static boolean isXyInView(float x, float y, View v) {
+        if (v == null) return false;
+        int[] location = new int[2];
+        // 获取控件在屏幕中的位置，返回的数组分别为控件左顶点的 x、y 的值
+        v.getLocationOnScreen(location);
+        RectF rect = new RectF(location[0], location[1],
+                location[0] + v.getWidth(), location[1] + v.getHeight());
+        return rect.contains(x, y);
+    }
+
+    /**
+     * 设置晃动动画
+     */
+    public static void setShakeAnimation(View v) {
+        v.startAnimation(shakeAnimation(5));
+    }
+
+    /**
+     * 晃动动画
+     *
+     * @param counts 1秒钟晃动多少下
+     * @return
+     */
+    public static Animation shakeAnimation(int counts) {
+        Animation translateAnimation = new TranslateAnimation(0, 10, 0, 0);
+        translateAnimation.setInterpolator(new CycleInterpolator(counts));
+        translateAnimation.setDuration(1000);
+        return translateAnimation;
+    }
+
+    //检查当前系统是否已开启暗黑模式
+    public static boolean isDarkModeStatus(Context context) {
+        int mode = context.getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
+        return mode == Configuration.UI_MODE_NIGHT_YES;
+    }
+}
\ No newline at end of file