okay new ux idea

common/sprites/v1/sprite.go

@@ -3,7 +3,7 @@ package sprites
 import (
 	"image"
 
-	"git.vezzani.net/ben/games/common/window/v1"
+	"git.vezzani.net/ben/games/common/ux/v1"
 	"github.com/hajimehoshi/ebiten/v2"
 )
 
@@ -16,9 +16,9 @@ func Update() {
 }
 
 type animation struct {
-	RowNumber  uint8
-	FrameCount uint8
-	Scale      float32
+	RowNumber uint8
+	TickCount uint8
+	Scale     float32
 }
 
 type subImager interface {
@@ -31,7 +31,12 @@ type Sprite struct {
 	imgData       subImager
 	animations    map[string]animation
 
-	baseAnim *animation
+	baseAnim    *animation
+	currentAnim *animation
+
+	animationStartedAt int
+	animationStopAt    int
+	animateOnce        bool
 }
 
 func (s *Sprite) baseAnimation() animation {
@@ -50,22 +55,17 @@ func (s *Sprite) baseAnimation() animation {
 	return animation{}
 }
 
-func (s *Sprite) getAnimation(id string) animation {
-	if id == "" {
-		return s.baseAnimation()
+func (s *Sprite) getAnimation() animation {
+	if s.currentAnim != nil {
+		return *s.currentAnim
 	}
-
-	if anim, ok := s.animations[id]; ok {
-		return anim
-	}
-
 	return s.baseAnimation()
 }
 
 func (s *Sprite) Image(ops imageOptions) image.Image {
-	anim := s.getAnimation(ops.animation)
+	anim := s.getAnimation()
 
-	xOffset := updateCount % int(anim.FrameCount) * s.width
+	xOffset := updateCount % int(anim.TickCount) * s.width
 	yOffset := int(anim.RowNumber) * s.height
 
 	r := image.Rect(xOffset, yOffset, s.width, s.height).Intersect(s.imgData.Bounds())
@@ -74,9 +74,12 @@ func (s *Sprite) Image(ops imageOptions) image.Image {
 }
 
 func (s *Sprite) Draw(screen *ebiten.Image, options ...ImageOption) {
+	if s.getAnimation().RowNumber == 0 {
+	}
+
 	ops := imageOptions{
-		scaleX: window.Scale,
-		scaleY: window.Scale,
+		scaleX: ux.Scale,
+		scaleY: ux.Scale,
 	}
 
 	for _, o := range options {
@@ -98,11 +101,28 @@ func (s *Sprite) Draw(screen *ebiten.Image, options ...ImageOption) {
 	)
 }
 
+func (s *Sprite) StartAnimation(id string, once bool) {
+	if a, ok := s.animations[id]; ok {
+		s.currentAnim = &a
+	}
+	if once {
+		s.animateOnce = true
+		s.animationStopAt = updateCount + int(s.currentAnim.TickCount)
+	}
+	s.animationStartedAt = updateCount
+}
+
+func (s *Sprite) StopAnimation() {
+	s.currentAnim = nil
+	s.animationStartedAt = 0
+	s.animationStopAt = 0
+	s.animateOnce = false
+}
+
 type imageOptions struct {
 	x, y           float64
 	scaleX, scaleY float64
 	rotateTheta    float64
-	animation      string
 }
 
 type ImageOption func(options *imageOptions)
@@ -114,12 +134,6 @@ func ToScale(x, y float64) ImageOption {
 	}
 }
 
-func Animation(name string) ImageOption {
-	return func(o *imageOptions) {
-		o.animation = name
-	}
-}
-
 func AtPosition(x, y float64) ImageOption {
 	return func(o *imageOptions) {
 		o.x, o.y = x, y