148 lines
2.8 KiB
Go
148 lines
2.8 KiB
Go
package gel
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
l "github.com/p9c/p9/pkg/gel/gio/layout"
|
|
"golang.org/x/exp/shiny/materialdesign/icons"
|
|
)
|
|
|
|
type IncDec struct {
|
|
*Window
|
|
nDigits int
|
|
min, max int
|
|
amount int
|
|
current int
|
|
changeHook func(n int)
|
|
inc, dec *Clickable
|
|
color, background string
|
|
inactive string
|
|
scale float32
|
|
}
|
|
|
|
// IncDec is a simple increment/decrement for a number setting
|
|
func (w *Window) IncDec() (out *IncDec) {
|
|
out = &IncDec{
|
|
Window: w,
|
|
// nDigits: nDigits,
|
|
// min: min,
|
|
// max: max,
|
|
// current: current,
|
|
// changeHook: changeHook,
|
|
inc: w.Clickable(),
|
|
dec: w.Clickable(),
|
|
color: "DocText",
|
|
background: "Transparent",
|
|
inactive: "Transparent",
|
|
amount: 1,
|
|
scale: 1,
|
|
}
|
|
return
|
|
}
|
|
|
|
func (in *IncDec) Scale(n float32) *IncDec {
|
|
in.scale = n
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) Amount(n int) *IncDec {
|
|
in.amount = n
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) ChangeHook(fn func(n int)) *IncDec {
|
|
in.changeHook = fn
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) SetCurrent(current int) *IncDec {
|
|
in.current = current
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) GetCurrent() int {
|
|
return in.current
|
|
}
|
|
|
|
func (in *IncDec) Max(max int) *IncDec {
|
|
in.max = max
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) Min(min int) *IncDec {
|
|
in.min = min
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) NDigits(nDigits int) *IncDec {
|
|
in.nDigits = nDigits
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) Color(color string) *IncDec {
|
|
in.color = color
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) Background(color string) *IncDec {
|
|
in.background = color
|
|
return in
|
|
}
|
|
func (in *IncDec) Inactive(color string) *IncDec {
|
|
in.inactive = color
|
|
return in
|
|
}
|
|
|
|
func (in *IncDec) Fn(gtx l.Context) l.Dimensions {
|
|
out := in.Theme.Flex().AlignMiddle()
|
|
incColor, decColor := in.color, in.color
|
|
if in.current != in.min {
|
|
out.Rigid(
|
|
in.Inset(
|
|
0.25,
|
|
in.ButtonLayout(
|
|
in.inc.SetClick(
|
|
func() {
|
|
ic := in.current
|
|
ic -= in.amount
|
|
if ic < in.min {
|
|
ic = in.min
|
|
}
|
|
in.current = ic
|
|
in.changeHook(ic)
|
|
},
|
|
),
|
|
).Background(in.background).Embed(
|
|
in.Icon().Color(decColor).Scale(in.scale).Src(&icons.ContentRemove).Fn,
|
|
).Fn,
|
|
).Fn,
|
|
)
|
|
}
|
|
cur := fmt.Sprintf("%"+fmt.Sprint(in.nDigits)+"d", in.current)
|
|
out.Rigid(in.Caption(cur).Color(in.color).TextScale(in.scale).Font("go regular").Fn)
|
|
if in.current != in.max {
|
|
out.Rigid(
|
|
in.Inset(
|
|
0.25,
|
|
in.ButtonLayout(
|
|
in.dec.SetClick(
|
|
func() {
|
|
ic := in.current
|
|
ic += in.amount
|
|
if in.current > in.max {
|
|
in.current = in.max
|
|
} else {
|
|
in.current = ic
|
|
in.changeHook(in.current)
|
|
}
|
|
},
|
|
),
|
|
).Background(in.background).Embed(
|
|
in.Icon().Color(incColor).Scale(in.scale).Src(&icons.ContentAdd).Fn,
|
|
).Fn,
|
|
).Fn,
|
|
)
|
|
}
|
|
return out.Fn(gtx)
|
|
}
|