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ToolKit: added PlayImageUntil and now Animation uses PlayImageUntil

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Máximo Cuadros
2017-03-12 00:30:38 +01:00
parent 985a3c8167
commit ea4556c36b
2 changed files with 23 additions and 8 deletions
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9
examples/animation/main.go
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@@ -3,6 +3,7 @@ package main
import (
"flag"
"image"
"image/color"
"time"
"github.com/fogleman/gg"
@@ -57,16 +58,16 @@ func NewAnimation(sz image.Point) *Animation {
}
}
func (a *Animation) Next() (image.Image, time.Duration, error) {
func (a *Animation) Next() (image.Image, <-chan time.Time, error) {
defer a.updatePosition()
a.ctx.SetRGB(0, 0, 0)
a.ctx.SetColor(color.Black)
a.ctx.Clear()
a.ctx.DrawCircle(float64(a.position.X), float64(a.position.Y), float64(a.stroke))
a.ctx.SetRGB(1, 0, 0)
a.ctx.SetColor(color.RGBA{255, 0, 0, 0})
a.ctx.Fill()
return a.ctx.Image(), time.Millisecond * 50, nil
return a.ctx.Image(), time.After(time.Millisecond * 50), nil
}
func (a *Animation) updatePosition() {