ScanWindowUtils class final

A utility class for calculating scan window sizes.

Constructors

ScanWindowUtils()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

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

Static Methods

calculateBoxFitRatio({required BoxFit boxFit, required Size cameraPreviewSize, required Size size}) → ({double heightRatio, double widthRatio})

Calculate the scaling ratios for width and height to fit the provided cameraPreviewSize into the specified size, based on the specified boxFit.

calculateScanWindowRelativeToTextureInPercentage(BoxFit fit, Rect scanWindow, {required Size textureSize, required Size widgetSize}) → Rect

Calculate the scan window rectangle relative to the texture size.