@class UIColor; @interface _UILegibilitySettingsProvider : NSObject @property (retain, nonatomic) UIColor *contentColor; @property (nonatomic) double mostRecentBrightness; @property (nonatomic) double accumulatedBrightness; @property (nonatomic) double mostRecentContrast; @property (nonatomic) double accumulatedContrast; @property (nonatomic) double mostRecentLuminance; @property (nonatomic) double accumulatedLuminance; @property (nonatomic) double mostRecentSaturation; @property (nonatomic) double accumulatedSaturation; @property (nonatomic) BOOL hasContrast; @property (nonatomic) BOOL accumulatorIsPrimed; @property (nonatomic) double nextChangeBarrier; @property (nonatomic) long long currentStyle; + (long long)styleForContentColor:(id)a0; + (long long)styleForContentColor:(id)a0 contrast:(double)a1; - (void)dealloc; - (void)clearContentColorAccumulator; - (id)settings; - (BOOL)accumulateChangesToContentColor:(id)a0 contrast:(double)a1; - (BOOL)accumulateChangesToContentColor:(id)a0; @end