add cover art to playlist page

2023-02-05 10:44:12 -08:00
parent 3b3dc780af
commit 56715c5598
4 changed files with 88 additions and 49 deletions
@@ -0,0 +1,48 @@
+package widgets
+
+import (
+	"image"
+	"image/color"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/canvas"
+	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/theme"
+	"fyne.io/fyne/v2/widget"
+)
+
+type ImagePlaceholder struct {
+	widget.BaseWidget
+	container *fyne.Container
+	minSize   float32
+}
+
+func NewImagePlaceholder(centerIcon fyne.Resource, minSize float32) *ImagePlaceholder {
+	m := &ImagePlaceholder{minSize: minSize}
+	m.ExtendBaseWidget(m)
+	img := canvas.NewImageFromResource(centerIcon)
+	img.FillMode = canvas.ImageFillContain
+	img.SetMinSize(fyne.NewSize(minSize/4, minSize/4))
+	rect := canvas.NewRectangle(theme.BackgroundColor())
+	rect.StrokeColor = color.Black
+	rect.StrokeWidth = 3
+	rect.SetMinSize(fyne.NewSize(minSize, minSize))
+	m.container = container.NewMax(
+		rect,
+		container.NewCenter(img),
+	)
+	return m
+}
+
+func (i *ImagePlaceholder) SetImage(img image.Image) {
+	cImg := canvas.NewImageFromImage(img)
+	cImg.FillMode = canvas.ImageFillContain
+	cImg.SetMinSize(fyne.NewSize(i.minSize, i.minSize))
+	i.container.RemoveAll()
+	i.container.Add(cImg)
+	i.container.Refresh()
+}
+
+func (i *ImagePlaceholder) CreateRenderer() fyne.WidgetRenderer {
+	return widget.NewSimpleRenderer(i.container)
+}