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examples/audio: Toggle play/pause

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This commit is contained in:
Hajime Hoshi 2016-03-21 01:38:15 +09:00
parent 82788c45b0
commit 8086afb6b5
1 changed files with 25 additions and 2 deletions
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27
examples/audio/main.go
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@ -61,6 +61,7 @@ var (
player *Player
playerCh = make(chan *Player)
mouseButtonState = map[ebiten.MouseButton]int{}
keyState = map[ebiten.Key]int{}
)
func playerBarRect() (x, y, w, h int) {
@ -70,6 +71,24 @@ func playerBarRect() (x, y, w, h int) {
return
}
func (p *Player) updatePlayPause() error {
if p.audioPlayer == nil {
return nil
}
if !ebiten.IsKeyPressed(ebiten.KeyS) {
keyState[ebiten.KeyS] = 0
return nil
}
keyState[ebiten.KeyS]++
if keyState[ebiten.KeyS] != 1 {
return nil
}
if p.audioPlayer.IsPlaying() {
return p.audioPlayer.Pause()
}
return p.audioPlayer.Play()
}
func (p *Player) updateBar() error {
if p.audioPlayer == nil {
return nil
@ -106,14 +125,17 @@ func update(screen *ebiten.Image) error {
if err := player.updateBar(); err != nil {
return err
}
if err := player.updatePlayPause(); err != nil {
return err
}
}
op := &ebiten.DrawImageOptions{}
x, y, w, h := playerBarRect()
op.GeoM.Translate(float64(x), float64(y))
screen.DrawImage(playerBarImage, op)
currentTimeStr := ""
if player != nil && player.audioPlayer.IsPlaying() {
currentTimeStr := "00:00"
if player != nil {
c := player.audioPlayer.Current()
// Current Time
@ -131,6 +153,7 @@ func update(screen *ebiten.Image) error {
}
msg := fmt.Sprintf(`FPS: %0.2f
Press S to toggle Play/Pause
%s`, ebiten.CurrentFPS(), currentTimeStr)
if player == nil {
msg += "\nNow Loading..."