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package main
import "github.com/hajimehoshi/ebiten/v2"
type Component[T any] struct {
IsEnabled bool
Value T
}
func C[T any](t T) Component[T] {
return Component[T]{IsEnabled: true, Value: t}
}
type Entity struct {
Position Component[Point]
Image Component[*ebiten.Image]
Selection Component[Selection]
Move Component[Move]
Order Component[Order]
ResourceGatherer Component[ResourceGatherer]
ResourceSource Component[ResourceSource]
ResourceStorage Component[ResourceStorage]
}
func (e Entity) Bounds() Rectangle {
return Rectangle{
e.Position.Value,
e.Position.Value.Add(e.Image.Value.Bounds().Size()),
}
}
func Draw(screen *ebiten.Image, e *Entity) {
if e.Image.IsEnabled && e.Position.IsEnabled {
op := &ebiten.DrawImageOptions{}
op.GeoM.Translate(float64(e.Position.Value.X), float64(e.Position.Value.Y))
screen.DrawImage(e.Image.Value, op)
}
}
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