add pan

1 files changed, 12 insertions, 2 deletions

diff --git a/src/main/cpp/WorldScene.cpp b/src/main/cpp/WorldScene.cpp
index 973c6e6..cefeda4 100644
--- a/src/main/cpp/WorldScene.cpp
+++ b/src/main/cpp/WorldScene.cpp
@@ -16,7 +16,7 @@ void WorldScene::render()
     rect.setOutlineColor(sf::Color::Black);
 
     for (const Tile &tile : map.tiles()) {
-        rect.setPosition(tile.x * _tileSize, tile.y * _tileSize);
+        rect.setPosition(tile.x * _tileSize + _panX, tile.y * _tileSize + _panY);
         _window.draw(rect);
     }
 }
@@ -52,4 +52,14 @@ void WorldScene::zoom(float factor)
 }
 
 void WorldScene::pan(int dx, int dy)
-{}
+{
+    _panX = _panX + dx;
+    _panY = _panY + dy;
+
+    sf::View view = _window.getView();
+
+    view.setCenter(
+        view.getCenter().x + _panX,
+        view.getCenter().y + _panY
+    );
+}