brownboxbatman/component/sprite.go

44 lines
843 B
Go

package component
import (
"time"
. "code.rocketnine.space/tslocum/brownboxbatman/ecs"
"code.rocketnine.space/tslocum/gohan"
"github.com/hajimehoshi/ebiten/v2"
)
type SpriteComponent struct {
Image *ebiten.Image
HorizontalFlip bool
VerticalFlip bool
DiagonalFlip bool // TODO unimplemented
Overlay *ebiten.Image
OverlayX, OverlayY float64 // Overlay offset
Frame int
Frames []*ebiten.Image
FrameTime time.Duration
LastFrame time.Time
NumFrames int
OverrideColorScale bool
ColorScale float64
}
var SpriteComponentID = ECS.NewComponentID()
func (p *SpriteComponent) ComponentID() gohan.ComponentID {
return SpriteComponentID
}
func Sprite(ctx *gohan.Context) *SpriteComponent {
c, ok := ctx.Component(SpriteComponentID).(*SpriteComponent)
if !ok {
return nil
}
return c
}