Respect some accessibility options

CooperRS · Mar 9, 2015 · 9e64871 · 9e64871
1 parent 9941544
commit 9e64871
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Showing 2 changed files with 27 additions and 4 deletions.
diff --git a/RMDateSelectionViewController/RMDateSelectionViewController.h b/RMDateSelectionViewController/RMDateSelectionViewController.h
@@ -216,18 +216,22 @@ typedef void (^RMDateCancelBlock)(RMDateSelectionViewController *vc);
 
 /**
  *  Used to enable or disable motion effects. Default value is NO.
+ *
+ *  @warning This property always returns YES, if motion is reduced via accessibilty options.
  */
 @property (assign, nonatomic) BOOL disableMotionEffects;
 
 /**
  *  Used to enable or disable bouncing effects when sliding in the date selection view. Default value is NO.
+ *
+ *  @warning This property always returns YES, if motion is reduced via accessibilty options.
  */
 @property (assign, nonatomic) BOOL disableBouncingWhenShowing;
 
 /**
  *  Used to enable or disable blurring the date selection view. Default value is NO.
  *
- *  @warning This property always returns NO if either UIBlurEffect, UIVibrancyEffect or UIVisualEffectView is not available on your system at runtime.
+ *  @warning This property always returns YES if either UIBlurEffect, UIVibrancyEffect or UIVisualEffectView is not available on your system at runtime or transparency is reduced via accessibility options.
  */
 @property (assign, nonatomic) BOOL disableBlurEffects;
 

diff --git a/RMDateSelectionViewController/RMDateSelectionViewController.m b/RMDateSelectionViewController/RMDateSelectionViewController.m
@@ -204,6 +204,7 @@ @interface RMDateSelectionViewController () <UIPopoverControllerDelegate>
 @implementation RMDateSelectionViewController
 
 @synthesize selectedBackgroundColor = _selectedBackgroundColor;
+@synthesize disableMotionEffects = _disableMotionEffects;
 
 #pragma mark - Class
 + (instancetype)dateSelectionController {
@@ -706,11 +707,21 @@ - (UIImage *)imageWithColor:(UIColor *)color {
 
 #pragma mark - Properties
 - (BOOL)disableBlurEffects {
-    if(NSClassFromString(@"UIBlurEffect") && NSClassFromString(@"UIVibrancyEffect") && NSClassFromString(@"UIVisualEffectView") && !_disableBlurEffects) {
-        return NO;
+    if(!NSClassFromString(@"UIBlurEffect") || !NSClassFromString(@"UIVibrancyEffect") || !NSClassFromString(@"UIVisualEffectView")) {
+        return YES;
+    } else if(UIAccessibilityIsReduceTransparencyEnabled()) {
+        return YES;
     }
 
-    return YES;
+    return _disableBlurEffects;
+}
+
+- (BOOL)disableMotionEffects {
+    if(UIAccessibilityIsReduceMotionEnabled()) {
+        return YES;
+    }
+
+    return _disableMotionEffects;
 }
 
 - (void)setDisableMotionEffects:(BOOL)newDisableMotionEffects {
@@ -727,6 +738,14 @@ - (void)setDisableMotionEffects:(BOOL)newDisableMotionEffects {
     }
 }
 
+- (BOOL)disableBouncingWhenShowing {
+    if(UIAccessibilityIsReduceMotionEnabled()) {
+        return YES;
+    }
+
+    return _disableBouncingWhenShowing;
+}
+
 - (UIMotionEffectGroup *)motionEffectGroup {
     if(!_motionEffectGroup) {
         UIInterpolatingMotionEffect *verticalMotionEffect = [[UIInterpolatingMotionEffect alloc] initWithKeyPath:@"center.y" type:UIInterpolatingMotionEffectTypeTiltAlongVerticalAxis];