diff --git a/src/classes/EditorManager.ts b/src/classes/EditorManager.ts
index 6d3024a..bb8d17c 100644
--- a/src/classes/EditorManager.ts
+++ b/src/classes/EditorManager.ts
@@ -1,5 +1,7 @@
+import type { Tools } from "../type";
+
 export class EditorManager {
-    tool : "draw" | "eraser" = "draw";
+    tool : Tools = "draw";
     selected_tile: number = 0;
     displayImageEaster: boolean = false;
     tileMap: { x: number, y: number, tile: number }[] = [];
diff --git a/src/classes/Hammer.ts b/src/classes/Hammer.ts
index 45aefe3..e4917ca 100644
--- a/src/classes/Hammer.ts
+++ b/src/classes/Hammer.ts
@@ -78,8 +78,6 @@ export class Hammer {
             return this.hconsole.push("An error has occurred !", "ERROR");
     }
 
-
-
     resetTiles() {
         if (this.helements.elements.div_view_tiles)
             this.helements.elements.div_view_tiles.innerHTML = "";
diff --git a/src/classes/HammerHistory.ts b/src/classes/HammerHistory.ts
new file mode 100644
index 0000000..e69de29
diff --git a/src/type.d.ts b/src/type.d.ts
new file mode 100644
index 0000000..4f1ba46
--- /dev/null
+++ b/src/type.d.ts
@@ -0,0 +1,5 @@
+export type Tools = 'draw' | 'eraser';
+export type Action = {
+    type: Tools;
+    data: any;
+}
\ No newline at end of file