message: Use Rectangle::offset to simplify MiniMap view box draw code
diff: @@ -108,13 +108,9 @@ void MiniMap::draw() const
  renderer.drawPoint(robotPosition + miniMapOffset, NAS2D::Color::Cyan);
  }
  - const auto& viewLocation = mTileMap->mapViewLocation();
  - const auto edgeLength = mTileMap->edgeLength();
  - const auto viewBoxSize = NAS2D::Vector{edgeLength, edgeLength};
  - const auto viewBoxPosition = viewLocation + miniMapOffset;
  -
  - renderer.drawBox(NAS2D::Rectangle<int>::Create(viewBoxPosition + NAS2D::Vector{1, 1}, viewBoxSize), NAS2D::Color{0, 0, 0, 180});
  - renderer.drawBox(NAS2D::Rectangle<int>::Create(viewBoxPosition, viewBoxSize), NAS2D::Color::White);
  + const auto& viewArea = mTileMap->viewArea();
  + renderer.drawBox(viewArea.offset(miniMapOffset + NAS2D::Vector{1, 1}), NAS2D::Color{0, 0, 0, 180});
  + renderer.drawBox(viewArea.offset(miniMapOffset), NAS2D::Color::White);
  renderer.clipRectClear();
  }
  