(Broken) Emote menu for 7tv emotes

CHANGELOG.md

@@ -4,3 +4,4 @@ Changes:
 - Autofocus on new tab input
 - Add tab when pressing enter instead of click
 - Fix tab removal not saving
+- (Broken) Emote menu for 7tv emotes

components/emote_gif.go

@@ -165,6 +165,12 @@ func (g *EmoteGif) SetMinSize(min fyne.Size) {
 
 func (g *EmoteGif) draw(dst draw.Image, index int) {
  defer g.dst.Refresh()
+ if g.src == nil || g.src.Image == nil || len(g.src.Image) == 0 {
+ return
+ }
+ if g.dst == nil || g.dst.Image == nil {
+ return
+ }
  if index == 0 {
  // first frame
  draw.Draw(dst, g.dst.Image.Bounds(), g.src.Image[index], image.Point{}, draw.Src)
@@ -203,17 +209,26 @@ func (g *EmoteGif) Start() {
  if g.isRunning() {
  return
  }
- g.runLock.Lock()
- if g.lazyLoad {
+ if g.lazyLoad && g.src == nil {
  res, err := tempFileResource(g.emote)
  if err != nil {
- panic(err)
+ log.Println("Error loading lazy gif", err)
+ g.LoadResource(emptyImageResource)
+ } else {
+ err = g.LoadResource(res)
+ if err != nil {
+ log.Println("Error loading lazy gif", err)
+ g.LoadResource(emptyImageResource)
+ }
  }
- g.LoadResource(res)
  }
+ g.runLock.Lock()
  g.running = true
  g.runLock.Unlock()
 
+ if g.dst.Image == nil || g.src.Image == nil {
+ return
+ }
  buffer := image.NewNRGBA(g.dst.Image.Bounds())
  g.draw(buffer, 0)
 

fyne_ui.go

@@ -347,8 +347,12 @@ func NewChatTab(
  defer wg.Done()
 
  for _, emote := range emoteSlice {
+ if !emote.Animated { // TODO: remove
+ continue
+ }
  imgCanvas, err := components.NewEmoteGif(emote, func(text string) error {
- msgEntry.SetText(text + msgEntry.Text + " ")
+ msgEntry.SetText(msgEntry.Text + text + " ")
+ newWindow.Close()
  return nil
  }, true)
  if err != nil {
@@ -363,9 +367,28 @@ func NewChatTab(
  }
  wg.Wait()
  grid := container.NewGridWrap(defaultEmoteSize, images...)
+ stvScroll := container.NewScroll(grid)
+ stvScroll.OnScrolled = func(scrollOffset fyne.Position) {
+ for _, comp := range images {
+ go func(comp fyne.CanvasObject) {
+ w := comp.(*components.EmoteGif)
+ scrollSize := stvScroll.Size()
+ widgetPos := w.Position()
+ widgetSize := w.Size()
+ isVisible := widgetPos.Y+widgetSize.Height > scrollOffset.Y &&
+ widgetPos.Y < scrollOffset.Y+scrollSize.Height
+ if isVisible {
+ w.Start()
+ } else {
+ w.Stop()
+ }
+ }(comp)
+ }
+ }
+
  accordion := widget.NewAccordion(
  widget.NewAccordionItem("Twitch Emotes", widget.NewLabel("Not implemented")),
- widget.NewAccordionItem("7TV Emotes"+strings.Repeat(" ", 80), container.NewScroll(grid)),
+ widget.NewAccordionItem("7TV Emotes"+strings.Repeat(" ", 80), stvScroll),
  widget.NewAccordionItem("FFZ Emotes", widget.NewLabel("Not implemented")),
  widget.NewAccordionItem("BTTV Emotes", widget.NewLabel("Not implemented")),
  widget.NewAccordionItem("Emoji", widget.NewLabel("Not implemented")),