From 9e610807c54e137c2ac519b4fe5aa4630b6a8189 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adriel=20Caf=C3=A9?= <me@adriel.cafe>
Date: Mon, 15 Aug 2016 11:32:19 -0300
Subject: [PATCH] Refactoring isBrightColor()

---
 .../AudioRecorderActivity.java                | 26 +------------------
 .../adriel/androidaudiorecorder/Util.java     | 18 +++++++++++++
 2 files changed, 19 insertions(+), 25 deletions(-)

diff --git a/lib/src/main/java/cafe/adriel/androidaudiorecorder/AudioRecorderActivity.java b/lib/src/main/java/cafe/adriel/androidaudiorecorder/AudioRecorderActivity.java
index e73241f..8aee3c1 100644
--- a/lib/src/main/java/cafe/adriel/androidaudiorecorder/AudioRecorderActivity.java
+++ b/lib/src/main/java/cafe/adriel/androidaudiorecorder/AudioRecorderActivity.java
@@ -32,7 +32,6 @@ public class AudioRecorderActivity extends AppCompatActivity {
     private boolean isRecording;
     private String filePath;
     private int color;
-    private boolean isBright; //variable to check brightness
     private RelativeLayout contentLayout;
     private TextView timerView;
     private ImageView micView;
@@ -68,8 +67,7 @@ protected void onCreate(Bundle savedInstanceState) {
         contentLayout.setBackgroundColor(color);
 
         // check to set tint of images
-        isBright = isBrightColor(color);
-        if(isBright) {
+        if(Util.isBrightColor(color)) {
             micView.setColorFilter(Color.BLACK);
             recordView.setColorFilter(Color.BLACK);
             timerView.setTextColor(Color.BLACK);
@@ -189,26 +187,4 @@ public void run() {
             }
         });
     }
-
-    /**
-     * Function to check brightness of background color
-     * @param color
-     * @return
-     */
-    public boolean isBrightColor (int color) {
-        if(android.R.color.transparent == color) {
-            return true;
-        }
-
-        int [] rgb = {Color.red(color), Color.green(color), Color.blue(color)};
-
-        int brightness = (int) Math.sqrt(rgb[0]*rgb[0]*0.241
-                + rgb[1]*rgb[1]*0.691 + rgb[2]*rgb[2]*0.068);
-
-        //color is bright
-        if(brightness >= 200) {
-            return true;
-        }
-        return false;
-    }
 }
diff --git a/lib/src/main/java/cafe/adriel/androidaudiorecorder/Util.java b/lib/src/main/java/cafe/adriel/androidaudiorecorder/Util.java
index f4fd0ac..f253832 100644
--- a/lib/src/main/java/cafe/adriel/androidaudiorecorder/Util.java
+++ b/lib/src/main/java/cafe/adriel/androidaudiorecorder/Util.java
@@ -30,6 +30,24 @@ public static AudioSource getMic() {
                 AUDIO_FREQUENCY);
     }
 
+    /**
+     * Function to check brightness of background color
+     * @param color
+     * @return true if color is bright
+     */
+    public static boolean isBrightColor(int color) {
+        if(android.R.color.transparent == color) {
+            return true;
+        }
+        int [] rgb = {Color.red(color), Color.green(color), Color.blue(color)};
+        int brightness = (int) Math.sqrt(
+                rgb[0] * rgb[0] * 0.241 +
+                rgb[1] * rgb[1] * 0.691 +
+                rgb[2] * rgb[2] * 0.068);
+        //color is bright
+        return brightness >= 200;
+    }
+
     public static int getDarkerColor(int color) {
         float factor = 0.8f;
         int a = Color.alpha(color);