/
outline.go
66 lines (58 loc) · 1.55 KB
/
outline.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
package cryptomaterial
import (
"image"
"image/color"
"gioui.org/layout"
"gioui.org/op/clip"
"gioui.org/unit"
)
type Outline struct {
BorderColor color.NRGBA
Weight int
}
func (t *Theme) Outline() Outline {
return Outline{
BorderColor: t.Color.Primary,
Weight: 2,
}
}
func (o Outline) Layout(gtx layout.Context, w layout.Widget) D {
var minHeight int
dims := layout.Stack{}.Layout(gtx,
layout.Expanded(func(gtx C) D {
borderRadius := gtx.Dp(unit.Dp(4))
defer clip.RRect{
Rect: image.Rectangle{Max: image.Point{
X: gtx.Constraints.Min.X,
Y: gtx.Constraints.Min.Y,
}},
NE: borderRadius, NW: borderRadius, SE: borderRadius, SW: borderRadius,
}.Push(gtx.Ops).Pop()
fill(gtx, o.BorderColor)
minHeight = gtx.Constraints.Min.Y
return layout.Center.Layout(gtx, func(gtx C) D {
return layout.UniformInset(unit.Dp(1)).Layout(gtx, func(gtx C) D {
gtx.Constraints.Min.Y = minHeight - o.Weight
gtx.Constraints.Min.X = gtx.Constraints.Max.X
defer clip.RRect{
Rect: image.Rectangle{Max: image.Point{
X: gtx.Constraints.Min.X,
Y: gtx.Constraints.Min.Y,
}},
NE: borderRadius, NW: borderRadius, SE: borderRadius, SW: borderRadius,
}.Push(gtx.Ops).Pop()
return fill(gtx, rgb(0xffffff))
})
})
}),
layout.Stacked(func(gtx C) D {
return layout.Center.Layout(gtx, func(gtx C) D {
return layout.UniformInset(unit.Dp(8)).Layout(gtx, func(gtx C) D {
gtx.Constraints.Min.X = gtx.Constraints.Max.X
return w(gtx)
})
})
}),
)
return dims
}