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tomo-old/elements/basic/lerpslider.go

45 lines
950 B
Go

package basicElements
// Numeric is a type constraint representing a number.
type Numeric interface {
~float32 | ~float64 |
~int | ~int8 | ~int16 | ~int32 | ~int64 |
~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr
}
type LerpSlider[T Numeric] struct {
*Slider
min T
max T
}
func NewLerpSlider[T Numeric] (min, max T, value T, vertical bool) (element *LerpSlider[T]) {
if min > max {
temp := max
max = min
min = temp
}
element = &LerpSlider[T] {
Slider: NewSlider(0, vertical),
min: min,
max: max,
}
element.SetValue(value)
return
}
func (element *LerpSlider[T]) SetValue (value T) {
value -= element.min
element.Slider.SetValue(float64(value) / float64(element.Range()))
}
func (element *LerpSlider[T]) Value () (value T) {
return T (
float64(element.Slider.Value()) * float64(element.Range())) +
element.min
}
func (element *LerpSlider[T]) Range () T {
return element.max - element.min
}