use gio for uistaging

1 files changed, 116 insertions, 0 deletions

diff --git a/widget.go b/widget.go
new file mode 100644
index 0000000..d38f448
--- /dev/null
+++ b/widget.go
@@ -0,0 +1,116 @@
+package main
+
+import (
+	"fmt"
+	"math/bits"
+	"strconv"
+	"strings"
+
+	"gioui.org/layout"
+	"gioui.org/text"
+	"gioui.org/unit"
+	"gioui.org/widget"
+	"gioui.org/widget/material"
+)
+
+type Float struct {
+	val    float32
+	editor widget.Editor
+	th     *material.Theme
+}
+
+func NewFloat(th *material.Theme) Float {
+	f := Float{th: th}
+	f.editor.SetText(fmt.Sprintf("%.2f", f.val))
+	f.editor.SingleLine = true
+	f.editor.Alignment = text.Middle
+	return f
+}
+
+func (f *Float) Set(v float32) {
+	f.val = v
+	f.editor.SetText(fmt.Sprintf("%.2f", f.val))
+}
+
+func (f *Float) Layout(gtx layout.Context) layout.Dimensions {
+	inputString := f.editor.Text()
+	inputString = strings.TrimSpace(inputString)
+	inputFloat, err := strconv.ParseFloat(inputString, 32)
+	if err != nil {
+		f.editor.SetText("")
+	} else {
+		f.val = float32(inputFloat)
+	}
+
+	ed := material.Editor(f.th, &f.editor, "")
+
+	border := widget.Border{
+		Color:        black,
+		CornerRadius: unit.Dp(3),
+		Width:        unit.Dp(2),
+	}
+
+	inset := layout.Inset{
+		Top:    unit.Dp(1),
+		Bottom: unit.Dp(1),
+		Left:   unit.Dp(3),
+		Right:  unit.Dp(3),
+	}
+
+	return border.Layout(gtx,
+		func(gtx layout.Context) layout.Dimensions {
+			return inset.Layout(gtx, ed.Layout)
+		},
+	)
+}
+
+type Int struct {
+	val    int
+	editor widget.Editor
+	th     *material.Theme
+}
+
+func NewInt(th *material.Theme) Int {
+	i := Int{th: th}
+	i.editor.SetText(fmt.Sprintf("%d", i.val))
+	i.editor.SingleLine = true
+	i.editor.Alignment = text.Middle
+	return i
+}
+
+func (i *Int) Set(v int) {
+	i.val = v
+	i.editor.SetText(fmt.Sprintf("%d", i.val))
+}
+
+func (i *Int) Layout(gtx layout.Context) layout.Dimensions {
+	inputString := i.editor.Text()
+	inputString = strings.TrimSpace(inputString)
+	inputInt, err := strconv.ParseInt(inputString, 10, bits.UintSize)
+	if err != nil {
+		i.editor.SetText("")
+	} else {
+		i.val = int(inputInt)
+	}
+
+	ed := material.Editor(i.th, &i.editor, "")
+
+	border := widget.Border{
+		Color:        black,
+		CornerRadius: unit.Dp(3),
+		Width:        unit.Dp(2),
+	}
+
+	inset := layout.Inset{
+		Top:    unit.Dp(1),
+		Bottom: unit.Dp(1),
+		Left:   unit.Dp(3),
+		Right:  unit.Dp(3),
+	}
+
+	return border.Layout(gtx,
+		func(gtx layout.Context) layout.Dimensions {
+			return inset.Layout(gtx, ed.Layout)
+		},
+	)
+}