mirror of
https://github.com/vsariola/sointu.git
synced 2025-05-27 19:00:25 -04:00
469 lines
17 KiB
Go
469 lines
17 KiB
Go
package gioui
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import (
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"fmt"
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"image"
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"image/color"
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"strconv"
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"strings"
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"gioui.org/io/clipboard"
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"gioui.org/io/key"
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"gioui.org/layout"
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"gioui.org/op"
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"gioui.org/op/clip"
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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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"gioui.org/widget/material"
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"github.com/vsariola/sointu"
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"github.com/vsariola/sointu/tracker"
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"golang.org/x/exp/shiny/materialdesign/icons"
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)
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type InstrumentEditor struct {
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newInstrumentBtn *ActionClickable
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enlargeBtn *BoolClickable
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deleteInstrumentBtn *ActionClickable
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copyInstrumentBtn *TipClickable
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saveInstrumentBtn *TipClickable
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loadInstrumentBtn *TipClickable
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addUnitBtn *ActionClickable
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presetMenuBtn *TipClickable
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commentExpandBtn *BoolClickable
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commentEditor *widget.Editor
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commentString tracker.String
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nameEditor *widget.Editor
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nameString tracker.String
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searchEditor *widget.Editor
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instrumentDragList *DragList
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unitDragList *DragList
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presetDragList *DragList
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unitEditor *UnitEditor
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tag bool
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wasFocused bool
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presetMenuItems []MenuItem
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presetMenu Menu
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}
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func NewInstrumentEditor(model *tracker.Model) *InstrumentEditor {
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ret := &InstrumentEditor{
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newInstrumentBtn: NewActionClickable(model.AddInstrument()),
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enlargeBtn: NewBoolClickable(model.InstrEnlarged().Bool()),
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deleteInstrumentBtn: NewActionClickable(model.DeleteInstrument()),
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copyInstrumentBtn: new(TipClickable),
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saveInstrumentBtn: new(TipClickable),
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loadInstrumentBtn: new(TipClickable),
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addUnitBtn: NewActionClickable(model.AddUnit(false)),
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commentExpandBtn: NewBoolClickable(model.CommentExpanded().Bool()),
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presetMenuBtn: new(TipClickable),
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commentEditor: new(widget.Editor),
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nameEditor: &widget.Editor{SingleLine: true, Submit: true, Alignment: text.Middle},
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searchEditor: &widget.Editor{SingleLine: true, Submit: true, Alignment: text.Start},
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commentString: model.InstrumentComment().String(),
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nameString: model.InstrumentName().String(),
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instrumentDragList: NewDragList(model.Instruments().List(), layout.Horizontal),
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unitDragList: NewDragList(model.Units().List(), layout.Vertical),
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unitEditor: NewUnitEditor(model),
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presetMenuItems: []MenuItem{},
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}
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model.IterateInstrumentPresets(func(index int, name string) bool {
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ret.presetMenuItems = append(ret.presetMenuItems, MenuItem{Text: name, IconBytes: icons.ImageAudiotrack, Doer: model.LoadPreset(index)})
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return true
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})
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return ret
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}
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func (ie *InstrumentEditor) Focus() {
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ie.unitDragList.Focus()
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}
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func (ie *InstrumentEditor) Focused() bool {
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return ie.unitDragList.focused
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}
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func (ie *InstrumentEditor) ChildFocused() bool {
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return ie.unitEditor.sliderList.Focused() || ie.instrumentDragList.Focused() || ie.commentEditor.Focused() || ie.nameEditor.Focused() || ie.searchEditor.Focused() ||
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ie.addUnitBtn.Clickable.Focused() || ie.commentExpandBtn.Clickable.Focused() || ie.presetMenuBtn.Clickable.Focused() || ie.deleteInstrumentBtn.Clickable.Focused() || ie.copyInstrumentBtn.Clickable.Focused()
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}
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func (ie *InstrumentEditor) Layout(gtx C, t *Tracker) D {
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ie.wasFocused = ie.Focused() || ie.ChildFocused()
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fullscreenBtnStyle := ToggleIcon(t.Theme, ie.enlargeBtn, icons.NavigationFullscreen, icons.NavigationFullscreenExit, "Enlarge (Ctrl+E)", "Shrink (Ctrl+E)")
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octave := func(gtx C) D {
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in := layout.UniformInset(unit.Dp(1))
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numStyle := NumericUpDown(t.Theme, t.OctaveNumberInput, "Octave down (<) or up (>)")
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dims := in.Layout(gtx, numStyle.Layout)
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return dims
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}
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newBtnStyle := ActionIcon(t.Theme, ie.newInstrumentBtn, icons.ContentAdd, "Add\ninstrument\n(Ctrl+I)")
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ret := layout.Flex{Axis: layout.Vertical}.Layout(gtx,
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layout.Rigid(func(gtx C) D {
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return layout.Flex{}.Layout(
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gtx,
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layout.Flexed(1, func(gtx C) D {
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return ie.layoutInstrumentList(gtx, t)
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}),
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layout.Rigid(func(gtx C) D {
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inset := layout.UniformInset(unit.Dp(6))
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return inset.Layout(gtx, func(gtx C) D {
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return layout.Flex{Axis: layout.Horizontal}.Layout(gtx,
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layout.Rigid(Label("OCT:", white, t.Theme.Shaper)),
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layout.Rigid(octave),
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)
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})
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}),
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layout.Rigid(func(gtx C) D {
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return layout.E.Layout(gtx, fullscreenBtnStyle.Layout)
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}),
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layout.Rigid(func(gtx C) D {
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return layout.E.Layout(gtx, newBtnStyle.Layout)
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}),
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)
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}),
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layout.Rigid(func(gtx C) D {
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return ie.layoutInstrumentHeader(gtx, t)
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}),
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layout.Flexed(1, func(gtx C) D {
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return layout.Flex{Axis: layout.Horizontal}.Layout(gtx,
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layout.Rigid(func(gtx C) D {
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return ie.layoutUnitList(gtx, t)
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}),
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layout.Flexed(1, func(gtx C) D {
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return ie.unitEditor.Layout(gtx, t)
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}),
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)
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}))
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return ret
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}
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func (ie *InstrumentEditor) layoutInstrumentHeader(gtx C, t *Tracker) D {
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header := func(gtx C) D {
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commentExpandBtnStyle := ToggleIcon(t.Theme, ie.commentExpandBtn, icons.NavigationExpandMore, icons.NavigationExpandLess, "Expand comment", "Collapse comment")
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presetMenuBtnStyle := TipIcon(t.Theme, ie.presetMenuBtn, icons.NavigationMenu, "Load preset")
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copyInstrumentBtnStyle := TipIcon(t.Theme, ie.copyInstrumentBtn, icons.ContentContentCopy, "Copy instrument")
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saveInstrumentBtnStyle := TipIcon(t.Theme, ie.saveInstrumentBtn, icons.ContentSave, "Save instrument")
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loadInstrumentBtnStyle := TipIcon(t.Theme, ie.loadInstrumentBtn, icons.FileFolderOpen, "Load instrument")
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deleteInstrumentBtnStyle := ActionIcon(t.Theme, ie.deleteInstrumentBtn, icons.ActionDelete, "Delete\ninstrument")
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m := PopupMenu(&ie.presetMenu, t.Theme.Shaper)
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for ie.copyInstrumentBtn.Clickable.Clicked() {
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if contents, ok := t.Instruments().List().CopyElements(); ok {
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clipboard.WriteOp{Text: string(contents)}.Add(gtx.Ops)
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t.Alerts().Add("Instrument copied to clipboard", tracker.Info)
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}
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}
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for ie.saveInstrumentBtn.Clickable.Clicked() {
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writer, err := t.Explorer.CreateFile(t.InstrumentName().Value() + ".yml")
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if err != nil {
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continue
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}
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t.SaveInstrument(writer)
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}
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for ie.loadInstrumentBtn.Clickable.Clicked() {
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reader, err := t.Explorer.ChooseFile(".yml", ".json", ".4ki", ".4kp")
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if err != nil {
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continue
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}
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t.LoadInstrument(reader)
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}
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header := func(gtx C) D {
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return layout.Flex{Axis: layout.Horizontal, Alignment: layout.Middle}.Layout(gtx,
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layout.Rigid(Label("Voices: ", white, t.Theme.Shaper)),
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layout.Rigid(func(gtx layout.Context) layout.Dimensions {
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numStyle := NumericUpDown(t.Theme, t.InstrumentVoices, "Number of voices for this instrument")
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dims := numStyle.Layout(gtx)
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return dims
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}),
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layout.Flexed(1, func(gtx C) D { return layout.Dimensions{Size: gtx.Constraints.Min} }),
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layout.Rigid(commentExpandBtnStyle.Layout),
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layout.Rigid(func(gtx C) D {
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//defer op.Offset(image.Point{}).Push(gtx.Ops).Pop()
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dims := presetMenuBtnStyle.Layout(gtx)
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op.Offset(image.Pt(0, dims.Size.Y)).Add(gtx.Ops)
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gtx.Constraints.Max.Y = gtx.Dp(unit.Dp(500))
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gtx.Constraints.Max.X = gtx.Dp(unit.Dp(180))
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m.Layout(gtx, ie.presetMenuItems...)
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return dims
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}),
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layout.Rigid(saveInstrumentBtnStyle.Layout),
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layout.Rigid(loadInstrumentBtnStyle.Layout),
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layout.Rigid(copyInstrumentBtnStyle.Layout),
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layout.Rigid(deleteInstrumentBtnStyle.Layout))
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}
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for ie.presetMenuBtn.Clickable.Clicked() {
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ie.presetMenu.Visible = true
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}
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if ie.commentExpandBtn.Bool.Value() || ie.commentEditor.Focused() { // we draw once the widget after it manages to lose focus
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if ie.commentEditor.Text() != ie.commentString.Value() {
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ie.commentEditor.SetText(ie.commentString.Value())
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}
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ret := layout.Flex{Axis: layout.Vertical}.Layout(gtx,
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layout.Rigid(header),
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layout.Rigid(func(gtx C) D {
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defer clip.Rect(image.Rect(0, 0, gtx.Constraints.Max.X, gtx.Constraints.Max.Y)).Push(gtx.Ops).Pop()
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key.InputOp{Tag: &ie.unitDragList, Keys: globalKeys + "|⎋"}.Add(gtx.Ops)
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for _, event := range gtx.Events(&ie.unitDragList) {
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if e, ok := event.(key.Event); ok && e.State == key.Press && e.Name == key.NameEscape {
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ie.instrumentDragList.Focus()
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}
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}
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editorStyle := material.Editor(t.Theme, ie.commentEditor, "Comment")
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editorStyle.Color = highEmphasisTextColor
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return layout.UniformInset(unit.Dp(6)).Layout(gtx, editorStyle.Layout)
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}),
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)
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ie.commentString.Set(ie.commentEditor.Text())
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return ret
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}
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return header(gtx)
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}
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return Surface{Gray: 37, Focus: ie.wasFocused}.Layout(gtx, header)
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}
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func (ie *InstrumentEditor) layoutInstrumentList(gtx C, t *Tracker) D {
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gtx.Constraints.Max.Y = gtx.Dp(unit.Dp(36))
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element := func(gtx C, i int) D {
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gtx.Constraints.Min.Y = gtx.Dp(unit.Dp(36))
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gtx.Constraints.Min.X = gtx.Dp(unit.Dp(30))
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grabhandle := LabelStyle{Text: "", ShadeColor: black, Color: white, FontSize: unit.Sp(10), Alignment: layout.Center, Shaper: t.Theme.Shaper}
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if i == ie.instrumentDragList.TrackerList.Selected() {
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grabhandle.Text = ":::"
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}
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label := func(gtx C) D {
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name, level, ok := (*tracker.Instruments)(t.Model).Item(i)
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if !ok {
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labelStyle := LabelStyle{Text: "", ShadeColor: black, Color: white, FontSize: unit.Sp(12), Shaper: t.Theme.Shaper}
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return layout.Center.Layout(gtx, labelStyle.Layout)
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}
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k := byte(255 - level*127)
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color := color.NRGBA{R: 255, G: k, B: 255, A: 255}
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if i == ie.instrumentDragList.TrackerList.Selected() {
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for _, ev := range ie.nameEditor.Events() {
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_, ok := ev.(widget.SubmitEvent)
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if ok {
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ie.instrumentDragList.Focus()
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continue
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}
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}
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if n := name; n != ie.nameEditor.Text() {
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ie.nameEditor.SetText(n)
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}
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editor := material.Editor(t.Theme, ie.nameEditor, "Instr")
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editor.Color = color
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editor.HintColor = instrumentNameHintColor
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editor.TextSize = unit.Sp(12)
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editor.Font = labelDefaultFont
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dims := layout.Center.Layout(gtx, func(gtx C) D {
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defer clip.Rect(image.Rect(0, 0, gtx.Constraints.Max.X, gtx.Constraints.Max.Y)).Push(gtx.Ops).Pop()
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key.InputOp{Tag: &ie.nameEditor, Keys: globalKeys}.Add(gtx.Ops)
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return editor.Layout(gtx)
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})
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ie.nameString.Set(ie.nameEditor.Text())
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return dims
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}
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if name == "" {
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name = "Instr"
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}
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labelStyle := LabelStyle{Text: name, ShadeColor: black, Color: color, Font: labelDefaultFont, FontSize: unit.Sp(12), Shaper: t.Theme.Shaper}
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return layout.Center.Layout(gtx, labelStyle.Layout)
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}
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return layout.Inset{Left: unit.Dp(6), Right: unit.Dp(6)}.Layout(gtx, func(gtx C) D {
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return layout.Flex{Axis: layout.Vertical, Alignment: layout.Middle}.Layout(gtx,
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layout.Rigid(grabhandle.Layout),
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layout.Rigid(label),
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)
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})
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}
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color := inactiveLightSurfaceColor
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if ie.wasFocused {
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color = activeLightSurfaceColor
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}
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instrumentList := FilledDragList(t.Theme, ie.instrumentDragList, element, nil)
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instrumentList.SelectedColor = color
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instrumentList.HoverColor = instrumentHoverColor
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instrumentList.ScrollBarWidth = unit.Dp(6)
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defer op.Offset(image.Point{}).Push(gtx.Ops).Pop()
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defer clip.Rect(image.Rect(0, 0, gtx.Constraints.Max.X, gtx.Constraints.Max.Y)).Push(gtx.Ops).Pop()
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key.InputOp{Tag: ie.instrumentDragList, Keys: "↓|⏎|⌤"}.Add(gtx.Ops)
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for _, event := range gtx.Events(ie.instrumentDragList) {
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switch e := event.(type) {
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case key.Event:
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switch e.State {
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case key.Press:
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switch e.Name {
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case key.NameDownArrow:
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ie.unitDragList.Focus()
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case key.NameReturn, key.NameEnter:
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ie.nameEditor.Focus()
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l := len(ie.nameEditor.Text())
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ie.nameEditor.SetCaret(l, l)
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}
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}
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}
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}
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dims := instrumentList.Layout(gtx)
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gtx.Constraints = layout.Exact(dims.Size)
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instrumentList.LayoutScrollBar(gtx)
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return dims
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}
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func (ie *InstrumentEditor) layoutUnitList(gtx C, t *Tracker) D {
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// TODO: how to ie.unitDragList.Focus()
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addUnitBtnStyle := ActionIcon(t.Theme, ie.addUnitBtn, icons.ContentAdd, "Add unit (Enter)")
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addUnitBtnStyle.IconButtonStyle.Color = t.Theme.ContrastFg
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addUnitBtnStyle.IconButtonStyle.Background = t.Theme.Fg
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addUnitBtnStyle.IconButtonStyle.Inset = layout.UniformInset(unit.Dp(4))
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index := 0
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var units [256]tracker.UnitListItem
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(*tracker.Units)(t.Model).Iterate(func(item tracker.UnitListItem) (ok bool) {
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units[index] = item
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index++
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return index <= 256
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})
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count := intMin(ie.unitDragList.TrackerList.Count(), 256)
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element := func(gtx C, i int) D {
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gtx.Constraints = layout.Exact(image.Pt(gtx.Dp(unit.Dp(120)), gtx.Dp(unit.Dp(20))))
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if i < 0 || i >= count {
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return layout.Dimensions{Size: gtx.Constraints.Min}
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}
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u := units[i]
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var color color.NRGBA = white
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var stackText string
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stackText = strconv.FormatInt(int64(u.StackAfter), 10)
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if u.StackNeed > u.StackBefore {
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color = errorColor
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(*tracker.Alerts)(t.Model).AddNamed("UnitNeedsInputs", fmt.Sprintf("%v needs at least %v input signals, got %v", u.Type, u.StackNeed, u.StackBefore), tracker.Error)
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} else if i == count-1 && u.StackAfter != 0 {
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color = warningColor
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(*tracker.Alerts)(t.Model).AddNamed("InstrumentLeavesSignals", fmt.Sprintf("Instrument leaves %v signal(s) on the stack", u.StackAfter), tracker.Warning)
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}
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stackLabel := LabelStyle{Text: stackText, ShadeColor: black, Color: mediumEmphasisTextColor, Font: labelDefaultFont, FontSize: unit.Sp(12), Shaper: t.Theme.Shaper}
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rightMargin := layout.Inset{Right: unit.Dp(10)}
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return layout.Flex{Axis: layout.Horizontal}.Layout(gtx,
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layout.Flexed(1, func(gtx C) D {
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if i == ie.unitDragList.TrackerList.Selected() {
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for _, ev := range ie.searchEditor.Events() {
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_, ok := ev.(widget.SubmitEvent)
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if ok {
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txt := ""
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ie.unitDragList.Focus()
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if text := ie.searchEditor.Text(); text != "" {
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for _, n := range sointu.UnitNames {
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if strings.HasPrefix(n, ie.searchEditor.Text()) {
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txt = n
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break
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}
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}
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}
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t.Units().SetSelectedType(txt)
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t.UnitSearching().Bool().Set(false)
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continue
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}
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}
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editor := material.Editor(t.Theme, ie.searchEditor, "---")
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editor.Color = color
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editor.HintColor = instrumentNameHintColor
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editor.TextSize = unit.Sp(12)
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editor.Font = labelDefaultFont
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defer clip.Rect(image.Rect(0, 0, gtx.Constraints.Max.X, gtx.Constraints.Max.Y)).Push(gtx.Ops).Pop()
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key.InputOp{Tag: &ie.searchEditor, Keys: globalKeys}.Add(gtx.Ops)
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txt := u.Type
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str := tracker.String{StringData: (*tracker.UnitSearch)(t.Model)}
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if t.UnitSearching().Value() {
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txt = str.Value()
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}
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if ie.searchEditor.Text() != txt {
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ie.searchEditor.SetText(txt)
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}
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ret := editor.Layout(gtx)
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if ie.searchEditor.Text() != txt {
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str.Set(ie.searchEditor.Text())
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}
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return ret
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} else {
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unitNameLabel := LabelStyle{Text: u.Type, ShadeColor: black, Color: color, Font: labelDefaultFont, FontSize: unit.Sp(12), Shaper: t.Theme.Shaper}
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if unitNameLabel.Text == "" {
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unitNameLabel.Text = "---"
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}
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return unitNameLabel.Layout(gtx)
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}
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}),
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layout.Rigid(func(gtx C) D {
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return rightMargin.Layout(gtx, stackLabel.Layout)
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}),
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)
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}
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defer op.Offset(image.Point{}).Push(gtx.Ops).Pop()
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unitList := FilledDragList(t.Theme, ie.unitDragList, element, nil)
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return Surface{Gray: 30, Focus: ie.wasFocused}.Layout(gtx, func(gtx C) D {
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return layout.Stack{Alignment: layout.SE}.Layout(gtx,
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layout.Expanded(func(gtx C) D {
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defer clip.Rect(image.Rect(0, 0, gtx.Constraints.Max.X, gtx.Constraints.Max.Y)).Push(gtx.Ops).Pop()
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key.InputOp{Tag: ie.unitDragList, Keys: "→|⏎|Ctrl-⏎|⌫|⎋"}.Add(gtx.Ops)
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for _, event := range gtx.Events(ie.unitDragList) {
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switch e := event.(type) {
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case key.Event:
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switch e.State {
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case key.Press:
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switch e.Name {
|
|
case key.NameEscape:
|
|
ie.instrumentDragList.Focus()
|
|
case key.NameRightArrow:
|
|
ie.unitEditor.sliderList.Focus()
|
|
case key.NameDeleteBackward:
|
|
t.Units().SetSelectedType("")
|
|
ie.searchEditor.Focus()
|
|
l := len(ie.searchEditor.Text())
|
|
ie.searchEditor.SetCaret(l, l)
|
|
case key.NameReturn:
|
|
t.Model.AddUnit(e.Modifiers.Contain(key.ModCtrl)).Do()
|
|
ie.searchEditor.SetText("")
|
|
ie.searchEditor.Focus()
|
|
l := len(ie.searchEditor.Text())
|
|
ie.searchEditor.SetCaret(l, l)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
gtx.Constraints = layout.Exact(image.Pt(gtx.Dp(unit.Dp(120)), gtx.Constraints.Max.Y))
|
|
dims := unitList.Layout(gtx)
|
|
unitList.LayoutScrollBar(gtx)
|
|
return dims
|
|
}),
|
|
layout.Stacked(func(gtx C) D {
|
|
margin := layout.Inset{Right: unit.Dp(20), Bottom: unit.Dp(1)}
|
|
return margin.Layout(gtx, addUnitBtnStyle.Layout)
|
|
}),
|
|
)
|
|
})
|
|
}
|
|
|
|
func clamp(i, min, max int) int {
|
|
if i < min {
|
|
return min
|
|
}
|
|
if i > max {
|
|
return max
|
|
}
|
|
return i
|
|
}
|