Files
llgo/cl/_testdata/geometry1370/geometry.go
2025-11-06 21:02:36 +08:00

26 lines
565 B
Go

package geometry1370
type Shape interface {
Area() float64
validate() bool
setID(int)
}
type Rectangle struct {
Width, Height float64
id int
}
func (r *Rectangle) Area() float64 { return r.Width * r.Height }
func (r *Rectangle) validate() bool { return r.Width > 0 && r.Height > 0 }
func (r *Rectangle) setID(id int) { r.id = id }
func (r *Rectangle) GetID() int { return r.id }
func NewRectangle(width, height float64) *Rectangle {
return &Rectangle{Width: width, Height: height}
}
func RegisterShape(s Shape, id int) {
s.setID(id)
}