From 963e29e8b5c66d6383b9ed62445a25760d9475fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maciej=20Ko=C5=82ek?= <mkolek@getresponse.com>
Date: Tue, 1 Sep 2015 13:10:01 +0200
Subject: [PATCH] allow hiding and changing the background overlay opacity

---
 src/Components/MRProgressOverlayView.h | 6 ++++++
 src/Components/MRProgressOverlayView.m | 7 ++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/Components/MRProgressOverlayView.h b/src/Components/MRProgressOverlayView.h
index 578dc3d..0a2ce5c 100644
--- a/src/Components/MRProgressOverlayView.h
+++ b/src/Components/MRProgressOverlayView.h
@@ -191,6 +191,12 @@ typedef NS_ENUM(NSUInteger, MRProgressOverlayViewMode){
  */
 @property (nonatomic, copy) MRProgressOverlayViewStopBlock stopBlock;
 
+/** Setting this value to YES will prevent backgroundColor change when displaying the Overlay */
+@property (nonatomic, assign) BOOL shouldHideBackgroundMask;
+
+/** Background Color Opacity */
+@property (nonatomic, assign) float backgroundMaskOpacity;
+
 /**
  Change the tint color of the mode views.
  
diff --git a/src/Components/MRProgressOverlayView.m b/src/Components/MRProgressOverlayView.m
index d20b482..9d134ba 100644
--- a/src/Components/MRProgressOverlayView.m
+++ b/src/Components/MRProgressOverlayView.m
@@ -180,6 +180,9 @@ - (void)commonInit {
     // Create blurView
     self.blurView = [self createBlurView];
     
+    self.shouldHideBackgroundMask = NO;
+    self.backgroundMaskOpacity = 0.4f;
+    
     // Create container with contents
     UIView *dialogView = [UIView new];
     [self addSubview:dialogView];
@@ -566,7 +569,9 @@ - (void)show:(BOOL)animated {
     
     void(^animBlock)() = ^{
         [self setSubviewTransform:CGAffineTransformIdentity alpha:1.0f];
-        self.backgroundColor = [UIColor colorWithWhite:0 alpha:0.4f];
+        if (!self.shouldHideBackgroundMask) {
+            self.backgroundColor = [UIColor colorWithWhite:0 alpha:self.backgroundMaskOpacity];
+        }
     };
     
     if (animated) {