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106 lines
3.9 KiB
Go
106 lines
3.9 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/layout"
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"gioui.org/op/clip"
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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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"golang.org/x/exp/shiny/materialdesign/icons"
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)
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type (
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InstrumentProperties struct {
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nameEditor *Editor
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commentEditor *Editor
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list *layout.List
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soloBtn *Clickable
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muteBtn *Clickable
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soloHint string
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unsoloHint string
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muteHint string
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unmuteHint string
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voices *NumericUpDownState
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splitInstrumentBtn *Clickable
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splitInstrumentHint string
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}
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)
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func NewInstrumentProperties() *InstrumentProperties {
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ret := &InstrumentProperties{
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list: &layout.List{Axis: layout.Vertical},
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nameEditor: NewEditor(true, true, text.Start),
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commentEditor: NewEditor(false, false, text.Start),
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soloBtn: new(Clickable),
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muteBtn: new(Clickable),
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voices: NewNumericUpDownState(),
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splitInstrumentBtn: new(Clickable),
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}
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ret.soloHint = makeHint("Solo", " (%s)", "SoloToggle")
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ret.unsoloHint = makeHint("Unsolo", " (%s)", "SoloToggle")
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ret.muteHint = makeHint("Mute", " (%s)", "MuteToggle")
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ret.unmuteHint = makeHint("Unmute", " (%s)", "MuteToggle")
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ret.splitInstrumentHint = makeHint("Split instrument", " (%s)", "SplitInstrument")
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return ret
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}
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func (ip *InstrumentProperties) Tags(level int, yield TagYieldFunc) bool {
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return yield(level, &ip.commentEditor.widgetEditor)
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}
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// layout
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func (ip *InstrumentProperties) layout(gtx C) D {
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// get tracker from values
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tr := TrackerFromContext(gtx)
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voiceLine := func(gtx C) D {
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splitInstrumentBtn := ActionIconBtn(tr.SplitInstrument(), tr.Theme, ip.splitInstrumentBtn, icons.CommunicationCallSplit, ip.splitInstrumentHint)
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return layout.Flex{Axis: layout.Horizontal, Alignment: layout.Middle}.Layout(gtx,
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layout.Rigid(func(gtx C) D {
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instrumentVoices := NumUpDown(tr.Model.InstrumentVoices(), tr.Theme, ip.voices, "Number of voices for this instrument")
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return instrumentVoices.Layout(gtx)
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}),
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layout.Rigid(splitInstrumentBtn.Layout),
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)
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}
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return ip.list.Layout(gtx, 9, func(gtx C, index int) D {
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switch index {
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case 0:
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return layoutInstrumentPropertyLine(gtx, "Name", func(gtx C) D {
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return ip.nameEditor.Layout(gtx, tr.InstrumentName(), tr.Theme, &tr.Theme.InstrumentEditor.InstrumentComment, "Instr")
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})
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case 2:
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return layoutInstrumentPropertyLine(gtx, "Voices", voiceLine)
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case 4:
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muteBtn := ToggleIconBtn(tr.Mute(), tr.Theme, ip.muteBtn, icons.ToggleCheckBoxOutlineBlank, icons.ToggleCheckBox, ip.muteHint, ip.unmuteHint)
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return layoutInstrumentPropertyLine(gtx, "Mute", muteBtn.Layout)
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case 6:
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soloBtn := ToggleIconBtn(tr.Solo(), tr.Theme, ip.soloBtn, icons.ToggleCheckBoxOutlineBlank, icons.ToggleCheckBox, ip.soloHint, ip.unsoloHint)
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return layoutInstrumentPropertyLine(gtx, "Solo", soloBtn.Layout)
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case 8:
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return layout.UniformInset(unit.Dp(6)).Layout(gtx, func(gtx C) D {
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return ip.commentEditor.Layout(gtx, tr.InstrumentComment(), tr.Theme, &tr.Theme.InstrumentEditor.InstrumentComment, "Comment")
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})
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default: // odd valued list items are dividers
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px := max(gtx.Dp(unit.Dp(1)), 1)
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paint.FillShape(gtx.Ops, color.NRGBA{255, 255, 255, 3}, clip.Rect(image.Rect(0, 0, gtx.Constraints.Max.X, px)).Op())
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return D{Size: image.Pt(gtx.Constraints.Max.X, px)}
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}
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})
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}
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func layoutInstrumentPropertyLine(gtx C, text string, content layout.Widget) D {
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tr := TrackerFromContext(gtx)
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gtx.Constraints.Max.X = min(gtx.Dp(unit.Dp(200)), gtx.Constraints.Max.X)
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label := Label(tr.Theme, &tr.Theme.InstrumentEditor.Properties.Label, text)
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return layout.Flex{Axis: layout.Horizontal, Alignment: layout.Middle}.Layout(gtx,
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layout.Rigid(layout.Spacer{Width: 6, Height: 36}.Layout),
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layout.Rigid(label.Layout),
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layout.Flexed(1, func(gtx C) D { return layout.Dimensions{Size: gtx.Constraints.Min} }),
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layout.Rigid(content),
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)
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}
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