-
Notifications
You must be signed in to change notification settings - Fork 3
/
slideshow.go
113 lines (93 loc) · 2.11 KB
/
slideshow.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
package cmd
import (
"bufio"
"fmt"
"image"
"log"
"os"
"os/signal"
"time"
sdeck "github.com/dh1tw/streamdeck"
"github.com/spf13/cobra"
)
var slideshowCmd = &cobra.Command{
Use: "slideshow",
Short: "picture slideshow across all buttons",
Long: `This example creates a slideshow on the Stream Deck, across all buttons.
Images of different formats (png, jpeg, gif) are loaded, resized to match
the panel and if necessary cropped to the center.`,
Run: slideshow,
}
func init() {
rootCmd.AddCommand(slideshowCmd)
}
func slideshow(cmd *cobra.Command, args []string) {
var sd *sdeck.StreamDeck
var err error
sdSerial := rootCmd.Flag("device").Value.String()
if len(sdSerial) > 0 {
sd, err = sdeck.NewStreamDeck(sdSerial)
} else {
sd, err = sdeck.NewStreamDeck()
}
if err != nil {
fmt.Println(err)
return
}
defer sd.ClearAllBtns()
fmt.Println("using stream deck device with serial number", sd.Serial())
_dices, err := assetDirectory.Open("assets/images/dices.png")
if err != nil {
log.Fatal(err)
}
defer _dices.Close()
dices, _, err := image.Decode(bufio.NewReader(_dices))
if err != nil {
log.Panic(err)
}
_dna, err := assetDirectory.Open("assets/images/dna.gif")
if err != nil {
log.Fatal(err)
}
defer _dna.Close()
dna, _, err := image.Decode(bufio.NewReader(_dna))
if err != nil {
log.Panic(err)
}
_octocat, err := assetDirectory.Open("assets/images/octocat.jpg")
if err != nil {
log.Fatal(err)
}
defer _octocat.Close()
octocat, _, err := image.Decode(bufio.NewReader(_octocat))
if err != nil {
log.Panic(err)
}
// start drawing octocat
if err := sd.FillPanel(octocat); err != nil {
log.Panic(err)
}
images := []image.Image{dices, dna, octocat}
// launch a ticker for the slideshow
ticker := time.NewTicker(time.Second * 3)
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
position := 0
for {
select {
case <-ticker.C:
if err := sd.FillPanel(images[position]); err != nil {
log.Panic(err)
}
if position == len(images)-1 {
position = 0
break
}
if position < len(images)-1 {
position++
}
case <-c:
return
}
}
}