You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
23 lines
415 B
23 lines
415 B
package component |
|
|
|
import ( |
|
"code.rocketnine.space/tslocum/gohan" |
|
) |
|
|
|
type PositionComponent struct { |
|
X, Y float64 |
|
} |
|
|
|
var PositionComponentID = gohan.NewComponentID() |
|
|
|
func (p *PositionComponent) ComponentID() gohan.ComponentID { |
|
return PositionComponentID |
|
} |
|
|
|
func Position(e gohan.Entity) *PositionComponent { |
|
c, ok := e.Component(PositionComponentID).(*PositionComponent) |
|
if !ok { |
|
return nil |
|
} |
|
return c |
|
}
|
|
|