1、支持真实识别区域比例和识别区域偏移量可配置

2、对外暴露更多可配置参数

app/release/output.json

@@ -1 +1 @@
-[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":12,"versionName":"1.1.2-androidx","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
+[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":14,"versionName":"1.1.3-androidx","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]

app/src/main/java/com/king/zxing/app/CustomCaptureActivity.java

@@ -62,8 +62,11 @@ public class CustomCaptureActivity extends CaptureActivity {
         //获取CaptureHelper，里面有扫码相关的配置设置
         getCaptureHelper().playBeep(false)//播放音效
                 .vibrate(true)//震动
-//                .decodeFormats(DecodeFormatManager.QR_CODE_FORMATS)//设置只识别二维码会提升速度
                 .supportVerticalCode(true)//支持扫垂直条码，建议有此需求时才使用。
+//                .decodeFormats(DecodeFormatManager.QR_CODE_FORMATS)//设置只识别二维码会提升速度
+//                .framingRectRatio(0.9f)//设置识别区域比例，范围建议在0.625 ~ 1.0之间。非全屏识别时才有效
+//                .framingRectVerticalOffset(0)//设置识别区域垂直方向偏移量，非全屏识别时才有效
+//                .framingRectHorizontalOffset(0)//设置识别区域水平方向偏移量，非全屏识别时才有效
                 .continuousScan(isContinuousScan);//是否连扫
     }
 
@@ -87,7 +90,6 @@ public class CustomCaptureActivity extends CaptureActivity {
         return getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH);
     }
 
-
     /**
      * 扫码结果回调
      * @param result 扫码结果
@@ -119,4 +121,4 @@ public class CustomCaptureActivity extends CaptureActivity {
                 break;
         }
     }
-}
+}

app/src/main/res/layout/activity_main.xml

@@ -13,7 +13,8 @@
         android:layout_height="wrap_content"
         app:contentInsetLeft="0dp"
         app:contentInsetStart="0dp"
-        tools:ignore="MissingConstraints">
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
         <TextView
             android:id="@+id/tvTitle"
             android:layout_width="match_parent"
@@ -31,7 +32,7 @@
         android:layout_height="wrap_content"
         android:layout_marginLeft="20dp"
         android:layout_marginRight="20dp"
-        android:layout_marginTop="6dp"
+        android:layout_marginTop="16dp"
         android:layout_marginBottom="6dp"
         android:text="默认扫码"
         app:layout_constraintLeft_toLeftOf="parent"