ZetaContrast enum
ZetaAccessibilityStandard is an enumeration that defines the Web Content Accessibility Guidelines (WCAG) 2.1. It includes two levels of conformance: AA (minimum) and AAA (enhanced).
Values
- aa → const ZetaContrast
-
AA: The contrast ratio should be at least 4.57:1
- aaa → const ZetaContrast
-
AAA: The contrast ratio should be at least 8.33:1
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- index → int
-
A numeric identifier for the enumerated value.
no setterinherited
- name → String
-
Available on Enum, provided by the EnumName extension
The name of the enum value.no setter - primary → int
-
Returns the color index value for a primary depending on the ZetaContrast value.
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- targetContrast → double
-
Returns the target contrast value.
no setter
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Constants
-
values
→ const List<
ZetaContrast> - A constant List of the values in this enum, in order of their declaration.