From f9c0106fc9eaceda99b6590ce837cf555816749e Mon Sep 17 00:00:00 2001
From: Yuriy Budiyev <y.budiyev@corp.mail.ru>
Date: Mon, 18 Sep 2017 17:27:59 +0300
Subject: [PATCH] Dev

---
 .../android/codescanner/ViewFinderView.java   | 33 ++++++++++---------
 1 file changed, 17 insertions(+), 16 deletions(-)

diff --git a/src/main/java/com/budiyev/android/codescanner/ViewFinderView.java b/src/main/java/com/budiyev/android/codescanner/ViewFinderView.java
index e99e019..57cc329 100644
--- a/src/main/java/com/budiyev/android/codescanner/ViewFinderView.java
+++ b/src/main/java/com/budiyev/android/codescanner/ViewFinderView.java
@@ -26,6 +26,7 @@
 import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Paint;
+import android.graphics.Path;
 import android.graphics.Rect;
 import android.support.annotation.ColorInt;
 import android.support.annotation.NonNull;
@@ -35,6 +36,7 @@
 final class ViewFinderView extends View {
     private final Paint mMaskPaint;
     private final Paint mFramePaint;
+    private final Path mFramePath;
     private Rect mFrameRect;
     private boolean mSquareFrame;
     private int mFrameCornerSize;
@@ -44,6 +46,7 @@ public ViewFinderView(@NonNull Context context) {
         mMaskPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
         mFramePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
         mFramePaint.setStyle(Paint.Style.STROKE);
+        mFramePath = new Path();
     }
 
     @Override
@@ -58,22 +61,20 @@ protected void onDraw(Canvas canvas) {
         canvas.drawRect(0, frameRect.top, frameRect.left, frameRect.bottom, mMaskPaint);
         canvas.drawRect(frameRect.right, frameRect.top, width, frameRect.bottom, mMaskPaint);
         canvas.drawRect(0, frameRect.bottom, width, height, mMaskPaint);
-        canvas.drawLine(frameRect.left, frameRect.top, frameRect.left,
-                frameRect.top + mFrameCornerSize, mFramePaint);
-        canvas.drawLine(frameRect.left, frameRect.top, frameRect.left + mFrameCornerSize,
-                frameRect.top, mFramePaint);
-        canvas.drawLine(frameRect.left, frameRect.bottom, frameRect.left,
-                frameRect.bottom - mFrameCornerSize, mFramePaint);
-        canvas.drawLine(frameRect.left, frameRect.bottom, frameRect.left + mFrameCornerSize,
-                frameRect.bottom, mFramePaint);
-        canvas.drawLine(frameRect.right, frameRect.top, frameRect.right,
-                frameRect.top + mFrameCornerSize, mFramePaint);
-        canvas.drawLine(frameRect.right, frameRect.top, frameRect.right - mFrameCornerSize,
-                frameRect.top, mFramePaint);
-        canvas.drawLine(frameRect.right, frameRect.bottom, frameRect.right,
-                frameRect.bottom - mFrameCornerSize, mFramePaint);
-        canvas.drawLine(frameRect.right, frameRect.bottom, frameRect.right - mFrameCornerSize,
-                frameRect.bottom, mFramePaint);
+        mFramePath.reset();
+        mFramePath.moveTo(frameRect.left, frameRect.top + mFrameCornerSize);
+        mFramePath.lineTo(frameRect.left, frameRect.top);
+        mFramePath.lineTo(frameRect.left + mFrameCornerSize, frameRect.top);
+        mFramePath.moveTo(frameRect.right - mFrameCornerSize, frameRect.top);
+        mFramePath.lineTo(frameRect.right, frameRect.top);
+        mFramePath.lineTo(frameRect.right, frameRect.top + mFrameCornerSize);
+        mFramePath.moveTo(frameRect.right, frameRect.bottom - mFrameCornerSize);
+        mFramePath.lineTo(frameRect.right, frameRect.bottom);
+        mFramePath.lineTo(frameRect.right - mFrameCornerSize, frameRect.bottom);
+        mFramePath.moveTo(frameRect.left + mFrameCornerSize, frameRect.bottom);
+        mFramePath.lineTo(frameRect.left, frameRect.bottom);
+        mFramePath.lineTo(frameRect.left, frameRect.bottom - mFrameCornerSize);
+        canvas.drawPath(mFramePath, mFramePaint);
     }
 
     @Override