77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
package display
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import (
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"log/slog"
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
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)
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var cross = pixel.MustSprite(`
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#...#
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.#.#.
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..#..
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.#.#.
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#...#
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`)
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type TagOptions struct {
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Icon *pixel.Sprite
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Removable bool
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// Slot is the chip fill; zero means Face.
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Slot pixel.Slot
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Disabled bool
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}
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type TagResult struct {
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Element *ui.Element
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Removed bool
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}
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// Tag is a chip with text, icon and remove box.
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func Tag(c *ui.Context, label string, o TagOptions) TagResult {
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k := pixel.K(c)
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fill := slotOr(o.Slot, pixel.Face)
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res := TagResult{}
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res.Element = ui.Row(c).Height(k.D(pixel.LineHeight+2)).Padding(0, k.D(4)).Gap(k.D(3)).AlignItems(ui.Center).Role(ui.RoleGroup).Label(label).Draw(func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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if g.W >= 3 && g.H >= 3 {
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g.Frame(0, 0, g.W, g.H, pixel.Notched, fill)
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}
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}).DrawOver(func(p *ui.Painter, r ui.Rect) {
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if o.Disabled {
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g := k.Canvas(p, r)
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g.Checker(0, 0, g.W, g.H, fill)
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}
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}).Children(func() {
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if o.Icon != nil {
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Icon(c, o.Icon, IconOptions{})
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}
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pixel.Text(c, label, pixel.TextOptions{})
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if o.Removable {
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res.Removed = removeBox(c, k, k.Msg("remove")+" "+label, o.Disabled)
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}
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})
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if res.Removed {
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slog.Debug("8bit: tag removed", "label", label)
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}
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return res
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}
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// removeBox is the × that removes a tag.
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func removeBox(c *ui.Context, k pixel.Kit, name string, disabled bool) bool {
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shell, base, st := pixel.Shell(c, func() *ui.Element { return ui.ButtonBase(c).Label(name).Disabled(disabled) })
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shell.Size(k.D(9), k.D(9)).Draw(func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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if st.Hover || st.Press {
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g.Rect(0, 0, g.W, g.H, pixel.Shade)
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}
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g.Sprite(2, 2, cross, 0, pixel.Ink, 1)
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if st.Focus {
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g.FocusMark(0, 0, g.W, g.H)
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}
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})
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return base.Clicked()
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}
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