func newFruit(url string) *Fruit {
f := new(Fruit)
f.url = url
f.Sprite = pixi.SpriteFromImage(f.url, false, pixi.ScaleModes.Default)
f.Anchor.SetTo(0.5)
f.Position.X = rand.Float64()*400 - 200
f.Position.Y = rand.Float64()*400 - 200
f.Update = f.update
return f
}
func newMaggot() *Maggot {
s := new(Maggot)
s.Sprite = pixi.SpriteFromImage("img/tinyMaggot.png", false, pixi.ScaleModes.Default)
s.direction = 2 * math.Pi * rand.Float64()
s.Rotation = math.Pi - s.direction
s.Scale.SetTo(0.4)
s.Anchor.SetTo(0.5)
s.Position.X = renderer.Width * rand.Float64()
s.Position.Y = renderer.Height * rand.Float64()
s.step = 2 + 5*rand.Float64()
s.Update = s.run
return s
}
func NewDraggableSprite(url string, x, y float64) *DraggableSprite {
sprite := pixi.SpriteFromImage(url, false, pixi.ScaleModes.Nearest)
sprite.Interactive = true
sprite.ButtonMode = true
sprite.Position.Set(x, y)
sprite.Anchor.SetTo(0.5)
sprite.Scale.SetTo(3)
ds := &DraggableSprite{Sprite: sprite}
ds.On(pixi.EventMouseDown, func(ed *pixi.InteractionEvent) { ds.down(ed.Data) })
ds.On(pixi.EventTouchStart, func(ed *pixi.InteractionEvent) { ds.down(ed.Data) })
ds.On(pixi.EventMouseUp, func(ed *pixi.InteractionEvent) { ds.up(ed.Data) })
ds.On(pixi.EventMouseUpOutside, func(ed *pixi.InteractionEvent) { ds.up(ed.Data) })
ds.On(pixi.EventTouchEnd, func(ed *pixi.InteractionEvent) { ds.up(ed.Data) })
ds.On(pixi.EventTouchEndOutside, func(ed *pixi.InteractionEvent) { ds.up(ed.Data) })
ds.On(pixi.EventMouseMove, func(ed *pixi.InteractionEvent) { ds.move(ed.Data) })
return ds
}
package main
import (
"github.com/Archs/js/raf"
"github.com/Archs/pixi"
"github.com/gopherjs/gopherjs/js"
)
var (
stage = pixi.NewContainer()
renderer = pixi.AutoDetectRenderer(620, 400)
background = pixi.SpriteFromImage("bg.jpg", true, pixi.ScaleModes.Default)
buttons = make([]*Button, 0)
)
type Button struct {
*pixi.Sprite
isDown bool
isOver bool
upTex *pixi.Texture
downTex *pixi.Texture
overTex *pixi.Texture
}
func NewButton(x, y float64, upTex, downTex, overTex *pixi.Texture) *Button {
sprite := pixi.NewSprite(upTex)
sprite.ButtonMode = true
sprite.Anchor.SetTo(0.5)
sprite.Position.Set(x, y)
package main
import (
"github.com/Archs/js/dom"
"github.com/Archs/js/raf"
"github.com/Archs/pixi"
_ "github.com/Archs/pixi/shim"
"math"
"math/rand"
)
var (
stage = pixi.NewContainer()
render *pixi.Renderer
sprite = pixi.SpriteFromImage("img/bunny.png", false, pixi.ScaleModes.Default)
lastTime = float64(0)
stepX = float64(5)
stepY = float64(3)
counter = 0
)
func animate(t float64) {
defer raf.RequestAnimationFrame(animate)
counter += 1
if counter%2 != 0 {
return
}
// println(counter, sprite.Position.X, sprite.Position.Y)
if sprite.Position.X >= 290 || sprite.Position.X <= 10 {
stepX = -1 * stepX
}