Dynamic objects overlay

1 files changed, 68 insertions, 8 deletions

diff --git a/engine/CoreObjects/DynamicObject.go b/engine/CoreObjects/DynamicObject.go
index cf1378f..36614d6 100644
--- a/engine/CoreObjects/DynamicObject.go
+++ b/engine/CoreObjects/DynamicObject.go
@@ -1,13 +1,33 @@
 package coreobjects
 
-import rl "github.com/gen2brain/raylib-go/raylib"
+import (
+	"fmt"
+
+	settings "github.com/DegustatorPonos/RuinesOfRafdolon/Settings"
+	rl "github.com/gen2brain/raylib-go/raylib"
+)
+
+// The size of the font used in the overaly
+const objectOverlayTextSize int32 = 12
+// An offset of the overlay compared to the mouse position
+const objectOveralyOffset float32 = 10
+// An offset of the overlay compared to the mouse position
+const objectOveralyPadding int32 = 3
+// The color of the overlay text
+var objectOverlayTextColor = rl.Black
+// The color of the overlay background
+var objectOverlayBackgroundColor = rl.LightGray
 
 // An object loaded from the package. Impmiments GameObject interface
 type DynamicObject struct {
+	PrototypeName string `json:"-"`
 	Position rl.Vector2
 	YLevelOffset float32
 	Textures []*TextureBlock
 	Colliders []*ColliderBlock
+
+	parentScene Scene
+	showTooltip bool
 }
 
 // The dynamic objects can contain multiple textures. This struct
@@ -22,24 +42,64 @@ type ColliderBlock struct {
 	Offset rl.Vector2
 }
 
-func (base *DynamicObject) Create(SceneManager) {
+func (base *DynamicObject) Init(manager SceneManager) {
+	if manager.SelectedScene == nil {
+		panic("Failed to initialize a dynamic object: the scene was not selected")
+	}
+	base.parentScene = manager.SelectedScene
 }
 
 func (base *DynamicObject) Destroy() {
 }
 
 func (base *DynamicObject) Update() {
+	if settings.State.DrawColliders {
+		base.showTooltip = false
+		var mousePosition = base.parentScene.GetMousePosition()
+		for _, v := range base.Colliders {
+			if v.Collider.Intersects(mousePosition.X, mousePosition.Y) {
+				base.showTooltip = true
+				return
+			}
+		}
+	}
+}
+
+func (base *DynamicObject) drawOverlay() {
+	var mousePoint = base.parentScene.GetMousePosition()
+	var text = fmt.Sprintf("Proto: %s", base.PrototypeName)
+	var overlayPosX = mousePoint.X + objectOveralyOffset
+	var overlayPosY = mousePoint.Y
+	var size = rl.MeasureText(text, objectOverlayTextSize)
+
+	rl.DrawRectangle(
+		int32(overlayPosX), 
+		int32(overlayPosY),
+		size + objectOveralyPadding * 2,
+		objectOverlayTextSize + objectOveralyPadding, 
+		objectOverlayBackgroundColor)
+
+	rl.DrawText(string(text), 
+		int32(overlayPosX) + objectOveralyPadding, 
+		int32(overlayPosY),
+		objectOverlayTextSize,
+		objectOverlayTextColor)
 }
 
 func (base *DynamicObject) Draw() {
 	for _, v := range base.Textures {
 		rl.DrawTexture(*v.Texture, 
-			int32(base.Position.X + v.Offset.X),
-			int32(base.Position.Y + v.Offset.Y),
-			rl.White)
+		int32(base.Position.X + v.Offset.X),
+		int32(base.Position.Y + v.Offset.Y),
+		rl.White)
 	}
-	for _, v := range base.Colliders {
-		v.Collider.Draw()
+	if settings.State.DrawColliders {
+		for _, v := range base.Colliders {
+			v.Collider.Draw()
+			if base.showTooltip {
+				base.drawOverlay()
+			}
+		}
 	}
 }
 
@@ -52,6 +112,7 @@ func (base *DynamicObject) MoveTo(x float32, y float32) {
 
 func (base *DynamicObject) Clone() *DynamicObject {
 	var outp = DynamicObject {
+		PrototypeName: base.PrototypeName,
 		YLevelOffset: base.YLevelOffset,
 		Position: base.Position,
 		Textures: base.Textures,
@@ -67,7 +128,6 @@ func (base *DynamicObject) cloneColliders() []*ColliderBlock {
 			Collider: v.Collider.Clone(),
 			Offset: v.Offset,
 		}
-		 
 	}
 	return outp
 }