added color extension for isDark

Signed-off-by: Matt Bruce <matt.bruce@verizon.com>
2023-09-27 15:34:49 -05:00 · 2023-09-27 15:34:49 -05:00 · ab50921e88
commit ab50921e88
parent b7a1cf6af6
2 changed files with 10 additions and 0 deletions
--- a/MVMCoreUI/Categories/UIColor+MFConvenience.h
+++ b/MVMCoreUI/Categories/UIColor+MFConvenience.h
@ -187,4 +187,8 @@

 + (nullable NSString *)hexStringForColor:(nonnull UIColor*)color;
 + (nonnull UIColor *)mfGetColorForHexWithTransparency:(nonnull NSString *)hexString;
+
+// Returns if the color is dark or not
+- (BOOL)isDark;
+
@end
--- a/MVMCoreUI/Categories/UIColor+MFConvenience.m
+++ b/MVMCoreUI/Categories/UIColor+MFConvenience.m
@ -403,4 +403,10 @@
    }
 }

+- (BOOL)isDark {
+  CGFloat greyScale = 0;
+  [self getWhite:&greyScale alpha:nil];
+  return greyScale < 0.5;
+}
+
@end