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63 lines
1.4 KiB
Go
63 lines
1.4 KiB
Go
package gioui
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import (
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"image"
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"image/color"
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"gioui.org/font"
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"gioui.org/layout"
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"gioui.org/op"
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"gioui.org/op/paint"
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"gioui.org/text"
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"gioui.org/unit"
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"gioui.org/widget"
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)
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type LabelStyle struct {
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Text string
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Color color.NRGBA
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ShadeColor color.NRGBA
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Alignment layout.Direction
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Font font.Font
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FontSize unit.Sp
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Shaper *text.Shaper
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}
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func (l LabelStyle) Layout(gtx layout.Context) layout.Dimensions {
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return l.Alignment.Layout(gtx, func(gtx C) D {
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gtx.Constraints.Min = image.Point{}
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paint.ColorOp{Color: l.ShadeColor}.Add(gtx.Ops)
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offs := op.Offset(image.Pt(2, 2)).Push(gtx.Ops)
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widget.Label{
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Alignment: text.Start,
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MaxLines: 1,
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}.Layout(gtx, l.Shaper, l.Font, l.FontSize, l.Text, op.CallOp{})
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offs.Pop()
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paint.ColorOp{Color: l.Color}.Add(gtx.Ops)
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dims := widget.Label{
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Alignment: text.Start,
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MaxLines: 1,
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}.Layout(gtx, l.Shaper, l.Font, l.FontSize, l.Text, op.CallOp{})
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return layout.Dimensions{
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Size: dims.Size,
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Baseline: dims.Baseline,
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}
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})
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}
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func Label(str string, color color.NRGBA, shaper *text.Shaper) layout.Widget {
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return SizedLabel(str, color, shaper, labelDefaultFontSize)
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}
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func SizedLabel(str string, color color.NRGBA, shaper *text.Shaper, fontSize unit.Sp) layout.Widget {
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return LabelStyle{
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Text: str,
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Color: color,
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ShadeColor: black,
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Font: labelDefaultFont,
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FontSize: fontSize,
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Alignment: layout.W,
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Shaper: shaper,
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}.Layout
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}
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