make the server a non gui application

this required a lot of reorganization:
- don't create ANY pixmaps. that requires QtGui
- don't create and QtWidgets
- thus SceneHolder is now a QGraphisScene itself
- and MainWidgets is a QWidget having SceneHolder as member variable

1 files changed, 4 insertions, 0 deletions

diff --git a/pacman-c++/block.cpp b/pacman-c++/block.cpp
index c168c00..b1ce0e0 100644
--- a/pacman-c++/block.cpp
+++ b/pacman-c++/block.cpp
@@ -7,6 +7,10 @@ QMap<Color::Color, QPixmap> Block::m_pixmaps;
 Block::Block(Color::Color color, unsigned int neighbours, QGraphicsItem *parent)
   : PixmapItem(parent)
 {
+  /* empty object for servers */
+  if (Constants::server)
+    return;
+
   if (m_pixmaps.find(color) == m_pixmaps.end())
   {
     unsigned int colid = (color == Color::none) ? 0 : (color >> 1) + 1;