refactor UI for better separation

2022-12-24 16:47:00 -08:00
parent 5c644faeaf
commit cefb25133e
8 changed files with 99 additions and 79 deletions
@@ -0,0 +1,124 @@
+package widgets
+
+import (
+	"context"
+	"image"
+
+	"supersonic/ui/layout"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/canvas"
+	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/driver/desktop"
+	"fyne.io/fyne/v2/widget"
+
+	"github.com/dweymouth/go-subsonic"
+)
+
+var _ fyne.Widget = (*AlbumCard)(nil)
+
+var _ fyne.Widget = (*albumCover)(nil)
+var _ fyne.Tappable = (*albumCover)(nil)
+var _ fyne.DoubleTappable = (*albumCover)(nil)
+
+type albumCover struct {
+	widget.BaseWidget
+
+	Im             *canvas.Image
+	OnDoubleTapped func()
+	OnTapped       func()
+}
+
+func newAlbumCover() *albumCover {
+	a := &albumCover{}
+	a.ExtendBaseWidget(a)
+	a.Im = &canvas.Image{FillMode: canvas.ImageFillContain}
+	a.Im.SetMinSize(fyne.NewSize(200, 200))
+	return a
+}
+
+func (a *albumCover) CreateRenderer() fyne.WidgetRenderer {
+	return widget.NewSimpleRenderer(a.Im)
+}
+
+func (a *albumCover) DoubleTapped(e *fyne.PointEvent) {
+	if a.OnDoubleTapped != nil {
+		a.OnDoubleTapped()
+	}
+}
+
+func (a *albumCover) Tapped(e *fyne.PointEvent) {
+	if a.OnTapped != nil {
+		a.OnTapped()
+	}
+}
+
+func (a *albumCover) SetImage(im image.Image) {
+	a.Im.Image = im
+	a.Refresh()
+}
+
+type AlbumCard struct {
+	widget.BaseWidget
+
+	albumID   string
+	title     *widget.Label
+	artist    *widget.Label
+	container *fyne.Container
+
+	// updated by AlbumGrid
+	Cover *albumCover
+
+	// these fields are used by AlbumGrid to track async update tasks
+	PrevAlbumID   string
+	ImgLoadCancel context.CancelFunc
+
+	OnPlay func()
+}
+
+func (a *AlbumCard) MouseIn(*desktop.MouseEvent) {}
+
+func (a *AlbumCard) MouseOut() {}
+
+func (a *AlbumCard) MouseMoved(*desktop.MouseEvent) {}
+
+func NewAlbumCard() *AlbumCard {
+	a := &AlbumCard{
+		title:  widget.NewLabel(""),
+		artist: widget.NewLabel(""),
+		Cover:  newAlbumCover(),
+	}
+	a.ExtendBaseWidget(a)
+	a.Cover.OnDoubleTapped = func() {
+		if a.OnPlay != nil {
+			a.OnPlay()
+		}
+	}
+	a.title.Wrapping = fyne.TextTruncate
+	a.artist.Wrapping = fyne.TextTruncate
+	a.title.TextStyle = fyne.TextStyle{Bold: true}
+
+	a.createContainer()
+	return a
+}
+
+func (a *AlbumCard) createContainer() {
+	titleArtist := container.New(&layout.VboxCustomPadding{ExtraPad: -16}, a.title, a.artist)
+	c := container.New(&layout.VboxCustomPadding{ExtraPad: -5}, a.Cover, titleArtist)
+	pad := &layout.CenterPadLayout{PadLeftRight: 20, PadTopBottom: 10}
+	a.container = container.New(pad, c)
+}
+
+func (a *AlbumCard) Update(al *subsonic.AlbumID3) {
+	a.title.SetText(al.Name)
+	a.artist.SetText(al.Artist)
+	a.albumID = al.ID
+}
+
+func (a *AlbumCard) AlbumID() string {
+	return a.albumID
+}
+
+func (a *AlbumCard) CreateRenderer() fyne.WidgetRenderer {
+	return widget.NewSimpleRenderer(a.container)
+}