From 2b05b9d8aa47f6cc9d768c6758f1cca4e8721a4c Mon Sep 17 00:00:00 2001
From: Martin Kagamino Lehoux <martin@lehoux.net>
Date: Mon, 7 Jul 2025 09:39:29 +0200
Subject: Regroup drawing

---
 draw.go      | 33 +++++++++++++++++++++++++++++++++
 entity.go    |  9 ---------
 main.go      |  7 +++----
 resource.go  |  4 +++-
 selection.go | 11 -----------
 5 files changed, 39 insertions(+), 25 deletions(-)
 create mode 100644 draw.go

diff --git a/draw.go b/draw.go
new file mode 100644
index 0000000..9af35f5
--- /dev/null
+++ b/draw.go
@@ -0,0 +1,33 @@
+package main
+
+import (
+	"fmt"
+	"image/color"
+
+	"github.com/hajimehoshi/ebiten/v2"
+	"github.com/hajimehoshi/ebiten/v2/text/v2"
+)
+
+func (e *Entity) Draw(g *Game, screen *ebiten.Image) {
+	if !e.Image.IsEnabled || !e.Position.IsEnabled {
+		return
+	}
+	op := &ebiten.DrawImageOptions{}
+	op.GeoM.Translate(float64(e.Position.Value.X), float64(e.Position.Value.Y))
+	screen.DrawImage(e.Image.Value, op)
+	if e.Selection.IsEnabled && e.Selection.Value.IsSelected {
+		opt := &ebiten.DrawImageOptions{}
+		opt.GeoM.Translate(float64(e.Position.Value.X-SELECTION_HALO_WIDTH/2), float64(e.Position.Value.Y-SELECTION_HALO_WIDTH/2))
+		screen.DrawImage(e.Selection.Value.Halo, opt)
+		if e.ResourceSource.IsEnabled {
+			resourceText := fmt.Sprintf("%d", e.ResourceSource.Value.Remaining)
+			op := &text.DrawOptions{}
+			op.GeoM.Translate(float64(e.Position.Value.X+5), float64(e.Position.Value.Y+30))
+			op.ColorScale.ScaleWithColor(color.White)
+			text.Draw(screen, resourceText, &text.GoTextFace{
+				Source: g.FaceSource,
+				Size:   40,
+			}, op)
+		}
+	}
+}
diff --git a/entity.go b/entity.go
index a9fd0ff..b784c04 100644
--- a/entity.go
+++ b/entity.go
@@ -24,12 +24,3 @@ func (e Entity) Bounds() physics.Rectangle {
 		Max: e.Position.Value.Add(e.Image.Value.Bounds().Size()),
 	}
 }
-
-func Draw(screen *ebiten.Image, e *Entity) {
-	if !e.Image.IsEnabled || !e.Position.IsEnabled {
-		return
-	}
-	op := &ebiten.DrawImageOptions{}
-	op.GeoM.Translate(float64(e.Position.Value.X), float64(e.Position.Value.Y))
-	screen.DrawImage(e.Image.Value, op)
-}
diff --git a/main.go b/main.go
index aef9968..09eb16d 100644
--- a/main.go
+++ b/main.go
@@ -165,10 +165,7 @@ func (g *Game) Draw(screen *ebiten.Image) {
 	cursor := physics.Point{X: x, Y: y}
 	screen.Fill(soilColor)
 	for _, e := range g.Entities {
-		Draw(screen, e)
-	}
-	for _, e := range g.Entities {
-		DrawSelection(screen, e)
+		e.Draw(g, screen)
 	}
 	for _, e := range g.Entities {
 		DrawMove(screen, e)
@@ -209,10 +206,12 @@ func main() {
 	kcore.Expect(err, "failed to create font source")
 	game.FaceSource = s
 	ironImage := NewFilledRectangleImage(physics.Point{X: 100, Y: 100}, color.RGBA{0x80, 0x80, 0x80, 0xff})
+	ironSelectionHalo := NewStrokeRectangleImage(physics.Point{X: 110, Y: 110}, SELECTION_HALO_WIDTH, color.RGBA{0xff, 0x00, 0x00, 0xff})
 	ironMine := Entity{
 		Position:       ecs.C(physics.Point{X: 1000, Y: 1000}),
 		Image:          ecs.C(ironImage),
 		ResourceSource: ecs.C(ResourceSource{Remaining: 1000}),
+		Selection:      ecs.C(Selection{IsSelected: false, Halo: ironSelectionHalo}),
 	}
 	game.Entities = append(game.Entities, &ironMine)
 	storageImage := NewFilledRectangleImage(physics.Point{X: 100, Y: 100}, color.RGBA{0x00, 0x00, 0xff, 0xff})
diff --git a/resource.go b/resource.go
index 1639cb2..d52a438 100644
--- a/resource.go
+++ b/resource.go
@@ -1,6 +1,8 @@
 package main
 
-import "time"
+import (
+	"time"
+)
 
 type ResourceSource struct {
 	Remaining int
diff --git a/selection.go b/selection.go
index ef270c6..496d7f6 100644
--- a/selection.go
+++ b/selection.go
@@ -38,14 +38,3 @@ func (e *Entity) SelectSingle(cursor physics.Point, canBeSelected bool) bool {
 	slog.Info("entity selected", slog.String("position", e.Position.Value.String()))
 	return true
 }
-
-func DrawSelection(screen *ebiten.Image, e *Entity) {
-	if !e.Image.IsEnabled || !e.Position.IsEnabled || !e.Selection.IsEnabled {
-		return
-	}
-	if e.Selection.Value.IsSelected {
-		opt := &ebiten.DrawImageOptions{}
-		opt.GeoM.Translate(float64(e.Position.Value.X-SELECTION_HALO_WIDTH/2), float64(e.Position.Value.Y-SELECTION_HALO_WIDTH/2))
-		screen.DrawImage(e.Selection.Value.Halo, opt)
-	}
-}
-- 
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