Function WindowMovePosition

src/openrct2-ui/interface/Window.cpp:894–911

    }

    void WindowMovePosition(WindowBase& w, const ScreenCoordsXY& deltaCoords)
    {
        if (deltaCoords.x == 0 && deltaCoords.y == 0)
            return;

        // Invalidate old region
        w.invalidate();

        // Translate window and viewport
        w.windowPos += deltaCoords;
        if (w.viewport != nullptr)
        {
            w.viewport->pos += deltaCoords;
        }

        // Invalidate new region
        w.invalidate();
    }

    void WindowSetPosition(WindowBase& w, const ScreenCoordsXY& screenCoords)
    {