sanspie
2fcbaa6c12
engine/i18n with catalogs, plural forms and module catalogs; tools/i18n extract and check; the editor UI, menus, panels and notices in Russian with the author's terms; overflow test and tooltip wrapping; the English log.
114 lines
2.8 KiB
Go
114 lines
2.8 KiB
Go
package undohistory
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import (
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"strconv"
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"aego/core/mathx"
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"aego/editor/core/context"
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"aego/editor/core/history"
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"aego/editor/core/services"
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"aego/engine/i18n"
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"aego/ui/core"
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"aego/ui/widgets"
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)
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const ID = "undo_history"
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type Deps struct {
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History func() *history.History
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Notices services.Notices
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}
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type Panel struct {
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d Deps
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src *history.History
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ver uint64
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steps []string
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scroll float32
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}
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func New(d Deps) *Panel {
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return &Panel{d: d}
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}
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func (p *Panel) ID() string {
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return ID
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}
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func (p *Panel) Title() string {
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return i18n.Tr("editor.undohistory.title", "Undo History")
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}
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func (p *Panel) notify(l context.Level, s string) {
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if p.d.Notices != nil {
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p.d.Notices.Notify(l, s)
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}
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}
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func (p *Panel) Draw(f *services.Frame, r mathx.Rect) {
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ui := f.UI
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th := &ui.Theme
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var h *history.History
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if p.d.History != nil {
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h = p.d.History()
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}
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if h == nil {
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widgets.LabelDim(ui, i18n.Tr("editor.undohistory.open_a_scene_to_see", "Open a scene to see its history"))
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return
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}
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if h != p.src || h.Version() != p.ver {
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if h != p.src {
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p.scroll = 0
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}
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p.steps = h.Steps(p.steps[:0])
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p.src, p.ver = h, h.Version()
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}
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cur := h.Cursor()
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reason, locked := h.Locked()
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busy := locked || h.InTransaction()
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switch {
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case locked:
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widgets.LabelDim(ui, reason)
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case h.InTransaction():
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widgets.LabelDim(ui, i18n.Tr("editor.undohistory.an_edit_is_in_progress", "An edit is in progress"))
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case h.Mode() == history.ModePlay:
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widgets.LabelDim(ui, i18n.Tr("editor.undohistory.play_history_cleared_on_stop", "Play history, cleared on Stop"))
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default:
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widgets.LabelDim(ui, i18n.Tr("editor.undohistory.cur_of_steps_step_s", "{cur} of {steps} step(s), click a step to go back to it", i18n.Str("cur", strconv.Itoa(cur)), i18n.Str("steps", strconv.Itoa(len(p.steps)))))
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}
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top := ui.Cursor().Y
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list := mathx.Rect{X: r.X, Y: top, W: r.W, H: max(0, r.Y+r.H-top)}
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base := ui.ID("row")
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widgets.VirtualList(ui, ui.ID("rows"), list, len(p.steps)+1, th.RowHeight, &p.scroll, func(i int, row mathx.Rect) {
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id := core.IDSeq(base, i)
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if ui.Pressed(id, row) && i != cur {
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switch {
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case busy:
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p.notify(context.LevelInfo, i18n.Note("editor.undohistory.finish_the_current_edit_first", "Finish the current edit first"))
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default:
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if err := h.Seek(i); err != nil {
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p.notify(context.LevelError, err.Error())
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}
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}
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}
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switch {
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case i == cur:
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ui.Rect(row, th.Selection)
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case ui.Hot() == id:
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ui.Rect(row, th.WidgetHot)
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}
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label := i18n.Tr("editor.undohistory.initial_state", "Initial state")
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if i > 0 {
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label = p.steps[i-1]
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}
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col := th.Text
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if i > cur || busy {
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col = th.TextDim
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}
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ui.PushClip(row)
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ui.Text(strconv.Itoa(i), mathx.Vec2{X: row.X + 6, Y: ui.TextY(row)}, th.TextDisabled)
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ui.Text(label, mathx.Vec2{X: row.X + 40, Y: ui.TextY(row)}, col)
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ui.PopClip()
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})
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}
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