func (c *candle) animateNextFrame(frameCount int, frame framebuffer.Segment) {
// Yellow
r := byte(rand.Intn(120) + 135)
frame.Set(0, framebuffer.NewRgb(r, r, 0))
// Red
r = byte(rand.Intn(120) + 135)
frame.Set(1, framebuffer.NewRgb(r, 0, 0))
// Yellow
r = byte(rand.Intn(120) + 135)
frame.Set(2, framebuffer.NewRgb(r, r, 0))
}
func (c *cylon) animateNextFrame(frameCount int, frame framebuffer.Segment) {
frame.Set(c.pos, framebuffer.NewRgb(0, 0, 0))
if c.dir {
if c.pos == frame.Len()-1 {
c.dir = false
} else {
c.pos++
}
} else {
if c.pos == 0 {
c.dir = true
} else {
c.pos--
}
}
frame.Set(c.pos, framebuffer.NewRgb(255, 0, 0))
}
func (p *pulse) animateNextFrame(frameCount int, frame framebuffer.Segment) {
if p.up {
if p.val != 255 {
p.val++
} else {
p.up = false
p.val--
}
} else {
if p.val != 0 {
p.val--
} else {
p.up = true
p.val++
}
}
colour := framebuffer.NewRgb(p.val, p.val, p.val)
for s := uint(0); s < frame.Len(); s++ {
frame.Set(s, colour)
}
}
// Append an animation specified as a string
func appendAnimatorsForAction(animators *[]segNameAndAnimator, seg SegmentAction) {
switch seg.Animation {
case "Static":
if colour, err := strconv.ParseInt(seg.Params, 16, 32); err == nil {
*animators = append(*animators, segNameAndAnimator{seg.Segment,
newStaticColour(framebuffer.NewRgbFromInt(int(colour)))})
} else {
log.WithFields(log.Fields{"params": seg.Params, "Error": err.Error()}).Warn("Bad animataion parameter")
}
case "Runner":
*animators = append(*animators, segNameAndAnimator{seg.Segment,
newRunner(framebuffer.NewRgb(0, 0, 255))})
case "Cylon":
*animators = append(*animators, segNameAndAnimator{seg.Segment, newCylon()})
case "Rainbow": // TODO MAKE TIME A PARAMETER
*animators = append(*animators, segNameAndAnimator{seg.Segment, newRainbow(time.Second * 15)})
case "Sweet Shop": // TODO MAKE TIME A PARAMETER
*animators = append(*animators, segNameAndAnimator{seg.Segment, newSweetshop(time.Second * 1)})
case "Candle": // TODO MAKE POSITION AND REPEAT PARAMETERS
*animators = append(*animators, segNameAndAnimator{seg.Segment, newCandle()})
case "Christmas": // TODO MAKE TIME A PARAMETER
*animators = append(*animators, segNameAndAnimator{seg.Segment, newChristmas(time.Second * 1)})
case "Pulse":
*animators = append(*animators, segNameAndAnimator{seg.Segment, newPulse()})
default:
log.WithField("action", seg.Animation).Warn("Unknown animataion action")
}
}
func newChristmas(period time.Duration) *christmas {
return &christmas{period: period, lightSize: 3,
lightColours: []framebuffer.Rgb{framebuffer.NewRgb(255, 0, 0), framebuffer.NewRgb(0, 255, 0), framebuffer.NewRgb(0, 0, 255)}}
}
func (r *runner) animateNextFrame(frameCount int, frame framebuffer.Segment) {
frame.Set(r.pos, framebuffer.NewRgb(0, 0, 0))
r.pos = nextPos(r.pos, frame.Len())
frame.Set(r.pos, r.colour)
}