add a Setting for forcing 16:9 ratio

app/src/main/java/com/simplemobiletools/camera/Config.java

@@ -29,4 +29,12 @@ public class Config {
     public void setFocusBeforeCaptureEnabled(boolean enabled) {
         mPrefs.edit().putBoolean(Constants.FOCUS_BEFORE_CAPTURE, enabled).apply();
     }
+
+    public boolean getForceRatioEnabled() {
+        return mPrefs.getBoolean(Constants.FORCE_RATIO, true);
+    }
+
+    public void setForceRatioEnabled(boolean enabled) {
+        mPrefs.edit().putBoolean(Constants.FORCE_RATIO, enabled).apply();
+    }
 }

app/src/main/java/com/simplemobiletools/camera/Constants.java

@@ -9,4 +9,5 @@ public class Constants {
     public static final String PREFS_KEY = "Camera";
     public static final String LONG_TAP = "long_tap";
     public static final String FOCUS_BEFORE_CAPTURE = "focus_before_capture";
+    public static final String FORCE_RATIO = "force_ratio";
 }

app/src/main/java/com/simplemobiletools/camera/activities/SettingsActivity.java

@@ -14,6 +14,7 @@ import butterknife.OnClick;
 public class SettingsActivity extends AppCompatActivity {
     @BindView(R.id.settings_long_tap) SwitchCompat mLongTapSwitch;
     @BindView(R.id.settings_focus_before_capture) SwitchCompat mFocusBeforeCaptureSwitch;
+    @BindView(R.id.settings_force_ratio) SwitchCompat mForceRatioSwitch;
 
     private static Config mConfig;
 
@@ -26,6 +27,7 @@ public class SettingsActivity extends AppCompatActivity {
 
         setupLongTap();
         setupFocusBeforeCapture();
+        setupForceRatio();
     }
 
     private void setupLongTap() {
@@ -36,6 +38,10 @@ public class SettingsActivity extends AppCompatActivity {
         mFocusBeforeCaptureSwitch.setChecked(mConfig.getFocusBeforeCaptureEnabled());
     }
 
+    private void setupForceRatio() {
+        mForceRatioSwitch.setChecked(mConfig.getForceRatioEnabled());
+    }
+
     @OnClick(R.id.settings_long_tap_holder)
     public void handleLongTapToTrigger() {
         mLongTapSwitch.setChecked(!mLongTapSwitch.isChecked());
@@ -47,4 +53,10 @@ public class SettingsActivity extends AppCompatActivity {
         mFocusBeforeCaptureSwitch.setChecked(!mFocusBeforeCaptureSwitch.isChecked());
         mConfig.setFocusBeforeCaptureEnabled(mFocusBeforeCaptureSwitch.isChecked());
     }
+
+    @OnClick(R.id.settings_force_ratio_holder)
+    public void handleForceRatio() {
+        mForceRatioSwitch.setChecked(!mForceRatioSwitch.isChecked());
+        mConfig.setForceRatioEnabled(mForceRatioSwitch.isChecked());
+    }
 }

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

@@ -57,4 +57,30 @@
             android:clickable="false"/>
 
     </RelativeLayout>
+
+    <RelativeLayout
+        android:id="@+id/settings_force_ratio_holder"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="@dimen/settings_padding"
+        android:background="?android:attr/selectableItemBackground"
+        android:padding="@dimen/activity_margin">
+
+        <TextView
+            android:id="@+id/settings_force_ratio_label"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerVertical="true"
+            android:paddingLeft="@dimen/settings_padding"
+            android:text="@string/force_ratio"/>
+
+        <android.support.v7.widget.SwitchCompat
+            android:id="@+id/settings_force_ratio"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentRight="true"
+            android:background="@null"
+            android:clickable="false"/>
+
+    </RelativeLayout>
 </LinearLayout>

app/src/main/res/values/strings.xml

@@ -16,6 +16,7 @@
     <string name="settings">Settings</string>
     <string name="long_tap_capture">Long tap to capture</string>
     <string name="focus_before_capture">Refocus before capture</string>
+    <string name="force_ratio">Force 16:9 ratio</string>
 
     <!-- About -->
     <string name="about">About</string>