Files
qrun/cmd/deckcolor/main.go

119 lines
2.3 KiB
Go

package main
import (
"fmt"
"image"
"image/color"
"image/draw"
"os"
"os/signal"
"syscall"
"qrun/lib/streamdeck"
)
func clamp(v int) int {
if v < 0 {
return 0
}
if v > 255 {
return 255
}
return v
}
func main() {
dev, err := streamdeck.OpenModel(&streamdeck.ModelPlus)
if err != nil {
fmt.Fprintf(os.Stderr, "Error: %v\n", err)
os.Exit(1)
}
defer dev.Close()
dev.SetBrightness(80)
rgb := [3]int{0, 0, 0}
fine := [3]bool{false, false, false}
labels := [3]string{"R", "G", "B"}
labelColors := [3]color.RGBA{
{255, 0, 0, 255},
{0, 255, 0, 255},
{0, 100, 255, 255},
}
updateLCD := func() {
c := color.RGBA{uint8(rgb[0]), uint8(rgb[1]), uint8(rgb[2]), 255}
dev.SetLCDColor(0, 0, dev.Model().LCDWidth, dev.Model().LCDHeight, c)
}
updateKey := func(i int) {
bg := color.RGBA{labelColors[i].R / 4, labelColors[i].G / 4, labelColors[i].B / 4, 255}
sz := dev.Model().KeySize
txt := streamdeck.TextImageWithFaceSized(streamdeck.MonoBoldSmall, sz, bg, labelColors[i], labels[i], fmt.Sprintf("%d", rgb[i]))
if fine[i] {
img := image.NewRGBA(image.Rect(0, 0, sz, sz))
draw.Draw(img, img.Bounds(), txt, image.Point{}, draw.Src)
border := labelColors[i]
b := 4
for y := 0; y < sz; y++ {
for x := 0; x < sz; x++ {
if x < b || x >= sz-b || y < b || y >= sz-b {
img.Set(x, y, border)
}
}
}
dev.SetKeyImage(i, img)
} else {
dev.SetKeyImage(i, txt)
}
}
updateAllKeys := func() {
for i := 0; i < 3; i++ {
updateKey(i)
}
}
updateLCD()
updateAllKeys()
for i := 3; i < dev.Model().Keys; i++ {
dev.ClearKey(i)
}
input := make(chan streamdeck.InputEvent, 64)
go func() {
if err := dev.ReadInput(input); err != nil {
fmt.Fprintf(os.Stderr, "Read error: %v\n", err)
}
}()
sig := make(chan os.Signal, 1)
signal.Notify(sig, syscall.SIGINT, syscall.SIGTERM)
for {
select {
case ev := <-input:
if ev.Encoder != nil && ev.Encoder.Encoder < 3 {
i := ev.Encoder.Encoder
if ev.Encoder.Delta != 0 {
delta := ev.Encoder.Delta
if !fine[i] {
delta *= 10
}
rgb[i] = clamp(rgb[i] + delta)
updateLCD()
updateKey(i)
fmt.Printf("R=%d G=%d B=%d\n", rgb[0], rgb[1], rgb[2])
} else if ev.Encoder.Pressed {
fine[i] = !fine[i]
updateKey(i)
}
}
case <-sig:
fmt.Println()
return
}
}
}