breakpoints property
A breakpoint is the range of predetermined screen sizes that have specific layout requirements. At a given breakpoint range, the layout adjusts to suit the screen size and orientation.
Implementation
@override
final Map<LayoutBreakpoint, double> breakpoints = {
LayoutBreakpoint.xs: 0,
LayoutBreakpoint.sm: 600,
LayoutBreakpoint.md: 1024,
LayoutBreakpoint.lg: 1440,
LayoutBreakpoint.xl: 1920,
};