SizeRelative class
A size unit that represents a size relative to the parent size.
This size unit calculates its value as a fraction of the parent's viewport size along the specified axis. For example, a factor of 0.5 sizes the element to 50% of the parent's size.
- Inheritance
- Available extensions
Constructors
- SizeRelative(double factor)
-
Creates a relative size unit with the specified
factor.const
Properties
Methods
-
clamp(
{SizeUnit min = const SizeFixed(0), SizeUnit max = const SizeFixed(double.infinity)}) → SizeUnit -
Available on SizeUnit, provided by the SizeUnitExtension extension
Constrains this size unit within the specified min and max bounds. -
computeSize(
{required ParentLayout parent, required ChildLayout child, required LayoutHandle< Layout> layoutHandle, required LayoutAxis axis, required LayoutSize contentSize, required LayoutSize viewportSize}) → double -
Computes the actual size value for this unit.
override
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toCodeString(
) → String -
Converts the size unit to a code string representation.
override
-
toString(
) → String -
A string representation of this object.
override
Operators
-
operator *(
Object other) → SizeUnit -
Available on SizeUnit, provided by the SizeUnitExtension extension
Multiplies two size units. -
operator +(
SizeUnit other) → SizeUnit -
Available on SizeUnit, provided by the SizeUnitExtension extension
Adds two size units together. -
operator -(
SizeUnit other) → SizeUnit -
Available on SizeUnit, provided by the SizeUnitExtension extension
Subtracts one size unit from another. -
operator /(
SizeUnit other) → SizeUnit -
Available on SizeUnit, provided by the SizeUnitExtension extension
Divides one size unit by another. -
operator ==(
Object other) → bool -
The equality operator.
override
-
operator unary-(
) → SizeUnit -
Available on SizeUnit, provided by the SizeUnitExtension extension
Negates this size unit (equivalent to 0 - this).