FIX: snow images for ways, pillars and bridges now used correctly

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6579 8aca7d54-2c30-db11-9de9-000461428c89
Use automagic macro for buttons numbers and get divider height from divider personally

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6580 8aca7d54-2c30-db11-9de9-000461428c89
Preparation to take themes from a file

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6581 8aca7d54-2c30-db11-9de9-000461428c89
FIX: crash when no themes.dat present

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6582 8aca7d54-2c30-db11-9de9-000461428c89
FIX: disallow tiles smaller than 5 pixels and zoom in when too slow

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6583 8aca7d54-2c30-db11-9de9-000461428c89
ADD: double height bridges

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6584 8aca7d54-2c30-db11-9de9-000461428c89
MOre fiddling around with theme file location

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6585 8aca7d54-2c30-db11-9de9-000461428c89
PIXVAL typedef moved to simgraph.h

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6586 8aca7d54-2c30-db11-9de9-000461428c89
FIX: crash when constructing powerline tunnels and not keeping faster ways (i.e. pressing control)

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6587 8aca7d54-2c30-db11-9de9-000461428c89
ADD: color could be also given by #AABBCC instead of index

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6588 8aca7d54-2c30-db11-9de9-000461428c89
CODE: call clear_all_poly_clip outside of multithreaded display

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6589 8aca7d54-2c30-db11-9de9-000461428c89
CHANGE: when using height conversion factor 2 allow ways with maximum speed of 0 (small rivers for example) under bridges 1 tile high

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6590 8aca7d54-2c30-db11-9de9-000461428c89
FIX: loadingscreen_t didn't forced a world redraw. That left artifacts in certain circumstances.

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6591 8aca7d54-2c30-db11-9de9-000461428c89
Max-Max: next part of themes support

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6592 8aca7d54-2c30-db11-9de9-000461428c89
(jspaces) fix compile error in cbuffer_t.h

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6593 8aca7d54-2c30-db11-9de9-000461428c89
add using directive when including gui_komponente_t::init to prevent warnings

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6594 8aca7d54-2c30-db11-9de9-000461428c89
FIX: dummy tabfile.cc get_color for makeobj only to stop compile error

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6595 8aca7d54-2c30-db11-9de9-000461428c89
FIX: help window scroll bars

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6596 8aca7d54-2c30-db11-9de9-000461428c89
FIX: bridge length when connecting to vertical slopes

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@6597 8aca7d54-2c30-db11-9de9-000461428c89