240 lines
10 KiB
Java
240 lines
10 KiB
Java
package com.uiui.zyos.utils;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.content.ContextWrapper;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.PorterDuff;
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import android.graphics.PorterDuffXfermode;
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import android.os.BatteryManager;
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import android.os.Build;
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import android.os.Environment;
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import android.os.PowerManager;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import android.view.WindowManager;
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import androidx.core.content.ContextCompat;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.EncodeHintType;
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import com.google.zxing.WriterException;
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import com.google.zxing.common.BitMatrix;
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import com.google.zxing.qrcode.QRCodeWriter;
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import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
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import com.uiui.zyos.BuildConfig;
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import com.uiui.zyos.R;
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import java.io.File;
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import java.lang.reflect.Method;
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import java.util.HashMap;
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import java.util.Map;
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public class Utils {
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private static final String TAG = Utils.class.getSimpleName();
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/**
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* 获取设备序列号
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*
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// * @return
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// */
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// @SuppressLint("MissingPermission")
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// public static String getSerial() {
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// String serial = "unknow";
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// try {
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// if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {//9.0+
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// serial = Build.getSerial();
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// } else if (Build.VERSION.SDK_INT > Build.VERSION_CODES.N) {//8.0+
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// serial = Build.SERIAL;
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// } else {//8.0-
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// Class<?> c = Class.forName("android.os.SystemProperties");
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// Method get = c.getMethod("get", String.class);
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// serial = (String) get.invoke(c, "ro.serialno");
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// }
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// } catch (Exception e) {
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// e.printStackTrace();
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// Log.e("e", "读取设备序列号异常：" + e.toString());
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// }
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// if (BuildConfig.DEBUG) {
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//// return "QNG2DKB00463";
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// }
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// return serial;
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// }
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public static String getAndroiodScreenProperty(Context context) {
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Log.e("getAndroiodScreenProperty", "heightPixels：" + context.getResources().getDisplayMetrics().heightPixels);
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Log.e("getAndroiodScreenProperty", "widthPixels：" + context.getResources().getDisplayMetrics().widthPixels);
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Log.e("getAndroiodScreenProperty", "density：" + context.getResources().getDisplayMetrics().density);
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Log.e("getAndroiodScreenProperty", "densityDpi：" + context.getResources().getDisplayMetrics().densityDpi);
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WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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DisplayMetrics dm = new DisplayMetrics();
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wm.getDefaultDisplay().getRealMetrics(dm);
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int width = dm.widthPixels; // 屏幕宽度（像素）
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int height = dm.heightPixels; // 屏幕高度（像素）
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float density = dm.density; // 屏幕密度（0.75 / 1.0 / 1.5）
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int densityDpi = dm.densityDpi; // 屏幕密度dpi（120 / 160 / 240）
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// 屏幕宽度算法:屏幕宽度（像素）/屏幕密度
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int screenWidth = (int) (width / density); // 屏幕宽度(dp)
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int screenHeight = (int) (height / density);// 屏幕高度(dp)
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Log.e("getAndroiodScreenProperty", "屏幕宽度（像素）：" + width);
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Log.e("getAndroiodScreenProperty", "屏幕高度（像素）：" + height);
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Log.e("getAndroiodScreenProperty", "屏幕密度（0.75 / 1.0 / 1.5）：" + density);
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Log.e("getAndroiodScreenProperty", "屏幕密度dpi（120 / 160 / 240）：" + densityDpi);
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Log.e("getAndroiodScreenProperty", "屏幕宽度（dp）：" + screenWidth);
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Log.e("getAndroiodScreenProperty", "屏幕高度（dp）：" + screenHeight);
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return width + "×" + height;
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}
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public static String getDeviceSN() {
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String serial = null;
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try {
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Class<?> c = Class.forName("android.os.SystemProperties");
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Method get = c.getMethod("get", String.class);
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serial = (String) get.invoke(c, "persist.sys.hrSerial");
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} catch (Exception e) {
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e.printStackTrace();
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}
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return serial;
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}
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/**
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* 获取电量
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*
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* @param mContext
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* @return
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*/
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synchronized public static int getBatteryLevel(Context mContext) {
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if (Build.VERSION.SDK_INT >= 21) {
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return ((BatteryManager) mContext.getSystemService(Context.BATTERY_SERVICE)).getIntProperty(4);
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} else {
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Intent intent = (new ContextWrapper(mContext)).registerReceiver(null, new IntentFilter("android.intent.action.BATTERY_CHANGED"));
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return intent.getIntExtra("level", -1) * 100 / intent.getIntExtra("scale", -1);
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}
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}
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public static String getDownLoadPath(Context context) {
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String path = ContextCompat.getExternalFilesDirs(context, Environment.DIRECTORY_DOWNLOADS)[0].getAbsolutePath();
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return path + File.separator;
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}
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public static String getFileNamefromURL(String url) {
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int position = url.lastIndexOf("/");
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return url.substring(position + 1);
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}
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public static Bitmap getRoundedBitmap(Bitmap mBitmap, Context context) {
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Bitmap bgBitmap = Bitmap.createBitmap(mBitmap.getWidth(), mBitmap.getHeight(), Bitmap.Config.ARGB_8888);
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Bitmap mask = BitmapFactory.decodeResource(context.getResources(), R.drawable.mask);
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int width = mask.getWidth();
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int height = mask.getHeight();
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Bitmap bitmapScale = Bitmap.createScaledBitmap(mBitmap, width, height, true);
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bitmapScale.setDensity(context.getResources().getDisplayMetrics().densityDpi);
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// Palette p = Palette.from(mBitmap).generate();
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// Palette.Swatch vibrant = p.getVibrantSwatch();//有活力的
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// int color = vibrant.getRgb(); //样本中的像素数量
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Bitmap result = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
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Canvas canvas = new Canvas();
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Paint paint = new Paint();
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canvas.setBitmap(result);
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// canvas.drawColor(color);
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canvas.drawBitmap(mask, 0, 0, paint);
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// paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
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canvas.drawBitmap(bitmapScale, 0, 0, paint);
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// return result;
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Bitmap result2 = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
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Canvas canvas2 = new Canvas();
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Paint paint2 = new Paint();
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canvas2.setBitmap(result2);
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canvas2.drawBitmap(mask, 0, 0, paint2);
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paint2.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
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canvas2.drawBitmap(result, 0, 0, paint2);
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return result2;
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// Canvas mCanvas = new Canvas();
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// mCanvas.setBitmap(bgBitmap);
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// Paint mPaint = new Paint();
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// RectF mRectM = new RectF(scaleM, scaleM, mBitmap.getWidth() - scaleM, mBitmap.getHeight() - scaleM); //设置剪裁圆角的区域
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// Rect mRect = new Rect(0, 0, mBitmap.getWidth(), mBitmap.getHeight());
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// RectF mRectF = mRectM;
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//
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// float roundPx = 15; //圆角半径
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// mPaint.setAntiAlias(true);
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// //Log.d("wy"+TAG,"mBitmap.getWidth()="+mBitmap.getWidth()+", mBitmap.getHeight()="+mBitmap.getHeight());
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// mCanvas.drawRoundRect(mRectF, roundPx, roundPx, mPaint);
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// mPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
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// mCanvas.drawBitmap(mBitmap, mRect, mRect, mPaint);
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// return bgBitmap;
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}
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public static Bitmap createQRImage(String content, int widthPix, int heightPix) {
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try {
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// if (content == null || "".equals(content)) {
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// return false;
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// }
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//配置参数
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Map<EncodeHintType, Object> hints = new HashMap<>();
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hints.put(EncodeHintType.CHARACTER_SET, "utf-8");
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//容错级别
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hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.H);
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//设置空白边距的宽度
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hints.put(EncodeHintType.MARGIN, 1); //default is 4
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// 图像数据转换，使用了矩阵转换
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BitMatrix bitMatrix = null;
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try {
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bitMatrix = new QRCodeWriter().encode(content, BarcodeFormat.QR_CODE, widthPix,
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heightPix, hints);
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} catch (WriterException e) {
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e.printStackTrace();
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}
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int[] pixels = new int[widthPix * heightPix];
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// 下面这里按照二维码的算法，逐个生成二维码的图片，
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// 两个for循环是图片横列扫描的结果
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for (int y = 0; y < heightPix; y++) {
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for (int x = 0; x < widthPix; x++) {
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if (bitMatrix.get(x, y)) {
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pixels[y * widthPix + x] = 0xff0480ff;
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} else {
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pixels[y * widthPix + x] = 0xffffffff;
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}
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}
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}
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// 生成二维码图片的格式，使用ARGB_8888
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Bitmap bitmap = Bitmap.createBitmap(widthPix, heightPix, Bitmap.Config.ARGB_8888);
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bitmap.setPixels(pixels, 0, widthPix, 0, 0, widthPix, heightPix);
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//
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// if (logoBm != null) {
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// bitmap = addLogo(bitmap, logoBm);
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// }
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//必须使用compress方法将bitmap保存到文件中再进行读取。直接返回的bitmap是没有任何压缩的，
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// 内存消耗巨大！
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return bitmap;
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// return bitmap != null && bitmap.compress(Bitmap.CompressFormat.JPEG, 100);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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public static boolean isScreenOn(Context context) {
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PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
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//true为打开，false为关闭
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return powerManager.isInteractive();
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}
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}
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