refactor: move tomb stone enitity to separate file

entities/tank.go

@@ -436,61 +436,3 @@ func (t *Tank) Stats() core.Stats {
 func (t *Tank) Player() *core.Player {
 	return t.player
 }
-
-// Tomb is entity representing tomb stone shown on position where tank was killed
-type Tomb struct {
-	body   *physics.Body
-	canvas *tl.Canvas
-}
-
-// NewTomb creates new Tomb entity on given position with given color.
-// It should have same color as tank instead of which it was added to world.
-func NewTomb(position gmath.Vector2i, color tl.Attr) *Tomb {
-	return &Tomb{
-		body: &physics.Body{
-			Position: *position.As2F(),
-			Mass:     3,
-		},
-		canvas: createTombCanvas(color),
-	}
-}
-
-// createTombCanvas creates canvas with tomb sprite
-func createTombCanvas(color tl.Attr) *tl.Canvas {
-	p := draw.BlankPrinter(3, 2).WithFg(color)
-	p.WriteLines(0, 0, []string{
-		"▄█▄",
-		" █",
-	})
-	return p.Canvas
-}
-
-// Draw draws tomb stone
-func (t *Tomb) Draw(s *tl.Screen) {
-	offsetx := -1
-	offsety := -2
-	for i := 0; i < len(*t.canvas); i++ {
-		for j := 0; j < len((*t.canvas)[0]); j++ {
-			s.RenderCell(int(t.body.Position.X)+i+offsetx, int(t.body.Position.Y)+j+offsety, &(*t.canvas)[i][j])
-		}
-	}
-}
-
-// Tick does nothing now
-func (t *Tomb) Tick(e tl.Event) {}
-
-// ZIndex return z-index of the tomb.
-// It should be lower than z-index of tank.
-func (t *Tomb) ZIndex() int {
-	return 1999
-}
-
-// Body returns physical body of the tomb used for falling simulation
-func (t *Tomb) Body() *physics.Body {
-	return t.body
-}
-
-// BottomLine returns line x coordinates for collision with the ground when falling
-func (t *Tomb) BottomLine() (int, int) {
-	return 0, 0
-}

entities/tomb.go

@@ -0,0 +1,66 @@
+package entities
+
+import (
+	tl "github.com/JoelOtter/termloop"
+	"github.com/zladovan/gorched/draw"
+	"github.com/zladovan/gorched/gmath"
+	"github.com/zladovan/gorched/physics"
+)
+
+// Tomb is entity representing tomb stone shown on position where tank was killed
+type Tomb struct {
+	body   *physics.Body
+	canvas *tl.Canvas
+}
+
+// NewTomb creates new Tomb entity on given position with given color.
+// It should have same color as tank instead of which it was added to world.
+func NewTomb(position gmath.Vector2i, color tl.Attr) *Tomb {
+	return &Tomb{
+		body: &physics.Body{
+			Position: *position.As2F(),
+			Mass:     3,
+		},
+		canvas: createTombCanvas(color),
+	}
+}
+
+// createTombCanvas creates canvas with tomb sprite
+func createTombCanvas(color tl.Attr) *tl.Canvas {
+	p := draw.BlankPrinter(3, 2).WithFg(color)
+	p.WriteLines(0, 0, []string{
+		"▄█▄",
+		" █",
+	})
+	return p.Canvas
+}
+
+// Draw draws tomb stone
+func (t *Tomb) Draw(s *tl.Screen) {
+	offsetx := -1
+	offsety := -2
+	for i := 0; i < len(*t.canvas); i++ {
+		for j := 0; j < len((*t.canvas)[0]); j++ {
+			s.RenderCell(int(t.body.Position.X)+i+offsetx, int(t.body.Position.Y)+j+offsety, &(*t.canvas)[i][j])
+		}
+	}
+}
+
+// Tick does nothing now
+func (t *Tomb) Tick(e tl.Event) {}
+
+// ZIndex return z-index of the tomb.
+// It should be lower than z-index of tank.
+func (t *Tomb) ZIndex() int {
+	return 1999
+}
+
+// Body returns physical body of the tomb used for falling simulation
+func (t *Tomb) Body() *physics.Body {
+	return t.body
+}
+
+// BottomLine returns line x coordinates for collision with the ground when falling
+func (t *Tomb) BottomLine() (int, int) {
+	return 0, 0
+}