20 files changed, 893 insertions, 23 deletions
diff --git a/aclocal.m4 b/aclocal.m4
index fc7e902..c7227b2 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -252,7 +252,7 @@ AC_DEFUN([AC_GTKGLEXT_SUPPORTS_MULTIHEAD],
 
 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
 
-# serial 52 Debian 1.5.26-1 AC_PROG_LIBTOOL
+# serial 52 Debian 1.5.26-1ubuntu1 AC_PROG_LIBTOOL
 
 
 # AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED)
diff --git a/configure b/configure
index 8ca78c7..e546ae4 100755
--- a/configure
+++ b/configure
@@ -20541,7 +20541,7 @@ LIBS="$glademm_LIBS $GTKGLEXT_LIBS $libxml_LIBS $LIBS"
 
 # Checks for library functions.
 
-ac_config_files="$ac_config_files Makefile src/Makefile src/Data/Makefile src/Gui/Makefile src/Util/Makefile src/View/Makefile"
+ac_config_files="$ac_config_files Makefile src/Makefile src/Data/Makefile src/Gui/Makefile src/Math/Makefile src/Util/Makefile src/View/Makefile"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -21140,6 +21140,7 @@ do
     "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;
     "src/Data/Makefile") CONFIG_FILES="$CONFIG_FILES src/Data/Makefile" ;;
     "src/Gui/Makefile") CONFIG_FILES="$CONFIG_FILES src/Gui/Makefile" ;;
+    "src/Math/Makefile") CONFIG_FILES="$CONFIG_FILES src/Math/Makefile" ;;
     "src/Util/Makefile") CONFIG_FILES="$CONFIG_FILES src/Util/Makefile" ;;
     "src/View/Makefile") CONFIG_FILES="$CONFIG_FILES src/View/Makefile" ;;
 
diff --git a/configure.ac b/configure.ac
index c31bb85..0f39b58 100644
--- a/configure.ac
+++ b/configure.ac
@@ -34,6 +34,7 @@ AC_CONFIG_FILES([
   src/Makefile 
   src/Data/Makefile
   src/Gui/Makefile
+  src/Math/Makefile
   src/Util/Makefile
   src/View/Makefile
 ])
diff --git a/src/Gui/RenderArea.cpp b/src/Gui/RenderArea.cpp
index 41f76a6..0fcc9ce 100644
--- a/src/Gui/RenderArea.cpp
+++ b/src/Gui/RenderArea.cpp
@@ -130,8 +130,7 @@ bool RenderArea::onScrollEvent(GdkEventScroll *event) {
 }
 
 bool RenderArea::onButtonPressEvent(GdkEventButton *event) {
-  if(view && event->button == 1)
-    view->click(event->x, event->y);
+  view->click(event->x - get_width()/2, event->y - get_height()/2, event->button);
   
   return true;
 }
diff --git a/src/Instance.cpp b/src/Instance.cpp
index a6346ad..351a6d7 100644
--- a/src/Instance.cpp
+++ b/src/Instance.cpp
@@ -129,7 +129,9 @@ void Instance::createLevel() {
   start->set_attribute("y", "0");
   start->set_attribute("z", "0");
   
-  root->add_child("rooms");
+  xmlpp::Element *rooms = root->add_child("rooms");
+  rooms->add_child("floor");
+  
   root->add_child("gates");
   root->add_child("textures");
   
diff --git a/src/Makefile.am b/src/Makefile.am
index ea47eb9..b8ed7ab 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,5 +1,5 @@
-SUBDIRS = Data Gui Util View
+SUBDIRS = Data Gui Math Util View
 
 bin_PROGRAMS  	     = zoomedit
 zoomedit_SOURCES     = zoomedit.cpp Instance.cpp
-zoomedit_LDADD       = Data/libdata.la Gui/libgui.la Util/libutil.la View/libview.la
+zoomedit_LDADD       = Data/libdata.la Gui/libgui.la Util/libutil.la View/libview.la Math/libmath.la
diff --git a/src/Makefile.in b/src/Makefile.in
index 099911a..f1fb080 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -49,7 +49,7 @@ PROGRAMS = $(bin_PROGRAMS)
 am_zoomedit_OBJECTS = zoomedit.$(OBJEXT) Instance.$(OBJEXT)
 zoomedit_OBJECTS = $(am_zoomedit_OBJECTS)
 zoomedit_DEPENDENCIES = Data/libdata.la Gui/libgui.la Util/libutil.la \
-	View/libview.la
+	View/libview.la Math/libmath.la
 DEFAULT_INCLUDES = -I.@am__isrc@
 depcomp = $(SHELL) $(top_srcdir)/depcomp
 am__depfiles_maybe = depfiles
@@ -193,9 +193,9 @@ sysconfdir = @sysconfdir@
 target_alias = @target_alias@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = Data Gui Util View
+SUBDIRS = Data Gui Math Util View
 zoomedit_SOURCES = zoomedit.cpp Instance.cpp
-zoomedit_LDADD = Data/libdata.la Gui/libgui.la Util/libutil.la View/libview.la
+zoomedit_LDADD = Data/libdata.la Gui/libgui.la Util/libutil.la View/libview.la Math/libmath.la
 all: config.h
 	$(MAKE) $(AM_MAKEFLAGS) all-recursive
 
diff --git a/src/Math/Makefile.am b/src/Math/Makefile.am
new file mode 100644
index 0000000..dad7512
--- /dev/null
+++ b/src/Math/Makefile.am
@@ -0,0 +1,3 @@
+noinst_LTLIBRARIES  = libmath.la
+
+libmath_la_SOURCES  = Triangle2D.cpp Vector2D.cpp Vertex2D.cpp
diff --git a/src/Math/Makefile.in b/src/Math/Makefile.in
new file mode 100644
index 0000000..513334e
--- /dev/null
+++ b/src/Math/Makefile.in
@@ -0,0 +1,442 @@
+# Makefile.in generated by automake 1.10.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008  Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+subdir = src/Math
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+	$(ACLOCAL_M4)
+mkinstalldirs = $(install_sh) -d
+CONFIG_HEADER = $(top_builddir)/src/config.h
+CONFIG_CLEAN_FILES =
+LTLIBRARIES = $(noinst_LTLIBRARIES)
+libmath_la_LIBADD =
+am_libmath_la_OBJECTS = Triangle2D.lo Vector2D.lo Vertex2D.lo
+libmath_la_OBJECTS = $(am_libmath_la_OBJECTS)
+DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)/src
+depcomp = $(SHELL) $(top_srcdir)/depcomp
+am__depfiles_maybe = depfiles
+CXXCOMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+	$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)
+LTCXXCOMPILE = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+	--mode=compile $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+	$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)
+CXXLD = $(CXX)
+CXXLINK = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+	--mode=link $(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) $(AM_LDFLAGS) \
+	$(LDFLAGS) -o $@
+SOURCES = $(libmath_la_SOURCES)
+DIST_SOURCES = $(libmath_la_SOURCES)
+ETAGS = etags
+CTAGS = ctags
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+ACLOCAL = @ACLOCAL@
+AMTAR = @AMTAR@
+AR = @AR@
+AUTOCONF = @AUTOCONF@
+AUTOHEADER = @AUTOHEADER@
+AUTOMAKE = @AUTOMAKE@
+AWK = @AWK@
+CC = @CC@
+CCDEPMODE = @CCDEPMODE@
+CFLAGS = @CFLAGS@
+CPP = @CPP@
+CPPFLAGS = @CPPFLAGS@
+CXX = @CXX@
+CXXCPP = @CXXCPP@
+CXXDEPMODE = @CXXDEPMODE@
+CXXFLAGS = @CXXFLAGS@
+CYGPATH_W = @CYGPATH_W@
+DEFS = @DEFS@
+DEPDIR = @DEPDIR@
+DSYMUTIL = @DSYMUTIL@
+ECHO = @ECHO@
+ECHO_C = @ECHO_C@
+ECHO_N = @ECHO_N@
+ECHO_T = @ECHO_T@
+EGREP = @EGREP@
+EXEEXT = @EXEEXT@
+F77 = @F77@
+FFLAGS = @FFLAGS@
+GREP = @GREP@
+GTKGLEXT_CFLAGS = @GTKGLEXT_CFLAGS@
+GTKGLEXT_LIBS = @GTKGLEXT_LIBS@
+INSTALL = @INSTALL@
+INSTALL_DATA = @INSTALL_DATA@
+INSTALL_PROGRAM = @INSTALL_PROGRAM@
+INSTALL_SCRIPT = @INSTALL_SCRIPT@
+INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
+LDFLAGS = @LDFLAGS@
+LIBOBJS = @LIBOBJS@
+LIBS = @LIBS@
+LIBTOOL = @LIBTOOL@
+LN_S = @LN_S@
+LTLIBOBJS = @LTLIBOBJS@
+MAINT = @MAINT@
+MAKEINFO = @MAKEINFO@
+MKDIR_P = @MKDIR_P@
+NMEDIT = @NMEDIT@
+OBJEXT = @OBJEXT@
+PACKAGE = @PACKAGE@
+PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
+PACKAGE_NAME = @PACKAGE_NAME@
+PACKAGE_STRING = @PACKAGE_STRING@
+PACKAGE_TARNAME = @PACKAGE_TARNAME@
+PACKAGE_VERSION = @PACKAGE_VERSION@
+PATH_SEPARATOR = @PATH_SEPARATOR@
+PKG_CONFIG = @PKG_CONFIG@
+RANLIB = @RANLIB@
+SED = @SED@
+SET_MAKE = @SET_MAKE@
+SHELL = @SHELL@
+STRIP = @STRIP@
+VERSION = @VERSION@
+abs_builddir = @abs_builddir@
+abs_srcdir = @abs_srcdir@
+abs_top_builddir = @abs_top_builddir@
+abs_top_srcdir = @abs_top_srcdir@
+ac_ct_CC = @ac_ct_CC@
+ac_ct_CXX = @ac_ct_CXX@
+ac_ct_F77 = @ac_ct_F77@
+am__include = @am__include@
+am__leading_dot = @am__leading_dot@
+am__quote = @am__quote@
+am__tar = @am__tar@
+am__untar = @am__untar@
+bindir = @bindir@
+build = @build@
+build_alias = @build_alias@
+build_cpu = @build_cpu@
+build_os = @build_os@
+build_vendor = @build_vendor@
+builddir = @builddir@
+datadir = @datadir@
+datarootdir = @datarootdir@
+docdir = @docdir@
+dvidir = @dvidir@
+exec_prefix = @exec_prefix@
+glademm_CFLAGS = @glademm_CFLAGS@
+glademm_LIBS = @glademm_LIBS@
+host = @host@
+host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
+htmldir = @htmldir@
+includedir = @includedir@
+infodir = @infodir@
+install_sh = @install_sh@
+libdir = @libdir@
+libexecdir = @libexecdir@
+libxml_CFLAGS = @libxml_CFLAGS@
+libxml_LIBS = @libxml_LIBS@
+localedir = @localedir@
+localstatedir = @localstatedir@
+mandir = @mandir@
+mkdir_p = @mkdir_p@
+oldincludedir = @oldincludedir@
+pdfdir = @pdfdir@
+prefix = @prefix@
+program_transform_name = @program_transform_name@
+psdir = @psdir@
+sbindir = @sbindir@
+sharedstatedir = @sharedstatedir@
+srcdir = @srcdir@
+sysconfdir = @sysconfdir@
+target_alias = @target_alias@
+top_builddir = @top_builddir@
+top_srcdir = @top_srcdir@
+noinst_LTLIBRARIES = libmath.la
+libmath_la_SOURCES = Triangle2D.cpp Vector2D.cpp Vertex2D.cpp
+all: all-am
+
+.SUFFIXES:
+.SUFFIXES: .cpp .lo .o .obj
+$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh \
+		&& exit 0; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu  src/Math/Makefile'; \
+	cd $(top_srcdir) && \
+	  $(AUTOMAKE) --gnu  src/Math/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+clean-noinstLTLIBRARIES:
+	-test -z "$(noinst_LTLIBRARIES)" || rm -f $(noinst_LTLIBRARIES)
+	@list='$(noinst_LTLIBRARIES)'; for p in $$list; do \
+	  dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
+	  test "$$dir" != "$$p" || dir=.; \
+	  echo "rm -f \"$${dir}/so_locations\""; \
+	  rm -f "$${dir}/so_locations"; \
+	done
+libmath.la: $(libmath_la_OBJECTS) $(libmath_la_DEPENDENCIES) 
+	$(CXXLINK)  $(libmath_la_OBJECTS) $(libmath_la_LIBADD) $(LIBS)
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/Triangle2D.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/Vector2D.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/Vertex2D.Plo@am__quote@
+
+.cpp.o:
+@am__fastdepCXX_TRUE@	$(CXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCXX_TRUE@	mv -f $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCXX_FALSE@	$(CXXCOMPILE) -c -o $@ $<
+
+.cpp.obj:
+@am__fastdepCXX_TRUE@	$(CXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'`
+@am__fastdepCXX_TRUE@	mv -f $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCXX_FALSE@	$(CXXCOMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
+
+.cpp.lo:
+@am__fastdepCXX_TRUE@	$(LTCXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCXX_TRUE@	mv -f $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCXX_FALSE@	DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCXX_FALSE@	$(LTCXXCOMPILE) -c -o $@ $<
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
+	list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonemtpy = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	mkid -fID $$unique
+tags: TAGS
+
+TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	    $$tags $$unique; \
+	fi
+ctags: CTAGS
+CTAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	test -z "$(CTAGS_ARGS)$$tags$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$tags $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && cd $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) $$here
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+	    fi; \
+	    cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+	  else \
+	    test -f $(distdir)/$$file \
+	    || cp -p $$d/$$file $(distdir)/$$file \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES)
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-info: install-info-am
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-ps: install-ps-am
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-noinstLTLIBRARIES ctags distclean \
+	distclean-compile distclean-generic distclean-libtool \
+	distclean-tags distdir dvi dvi-am html html-am info info-am \
+	install install-am install-data install-data-am install-dvi \
+	install-dvi-am install-exec install-exec-am install-html \
+	install-html-am install-info install-info-am install-man \
+	install-pdf install-pdf-am install-ps install-ps-am \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags uninstall uninstall-am
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/Math/Triangle2D.cpp b/src/Math/Triangle2D.cpp
new file mode 100644
index 0000000..035ecb3
--- /dev/null
+++ b/src/Math/Triangle2D.cpp
@@ -0,0 +1,47 @@
+/*
+ * Triangle2D.cpp
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Triangle2D.h"
+#include <cmath>
+
+namespace ZoomEdit {
+namespace Math {
+
+float Triangle2D::area() const {
+  return std::fabs((vertices[0].getY() + vertices[1].getY())*(vertices[0].getX()-vertices[1].getX())
+      + (vertices[1].getY() + vertices[2].getY())*(vertices[1].getX()-vertices[2].getX())
+      + (vertices[2].getY() + vertices[0].getY())*(vertices[2].getX()-vertices[0].getX()))/2;
+}
+
+bool Triangle2D::contains(const Vertex2D &v) const {
+  for(int i = 0; i < 3; ++i) {
+    Vector2D v1 = vertices[(i+2)%3] - vertices[(i+1)%3];
+    Vector2D v2 = vertices[i] - vertices[(i+1)%3];
+    
+    Vector2D vp = v - vertices[(i+1)%3];
+    
+    if((v1.getX()*vp.getY()-vp.getX()*v1.getY())*(v1.getX()*v2.getY()-v2.getX()*v1.getY()) < 0)
+      return false;
+  }
+  
+  return true;
+}
+
+}
+}
diff --git a/src/Math/Triangle2D.h b/src/Math/Triangle2D.h
new file mode 100644
index 0000000..f8f02dd
--- /dev/null
+++ b/src/Math/Triangle2D.h
@@ -0,0 +1,61 @@
+/*
+ * Triangle2D.h
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ZOOMEDIT_MATH_TRIANGLE2D_H_
+#define ZOOMEDIT_MATH_TRIANGLE2D_H_
+
+#include "Vertex2D.h"
+
+namespace ZoomEdit {
+namespace Math {
+
+class Triangle2D {
+  private:
+    Vertex2D vertices[3];
+    
+  public:
+    Triangle2D() {}
+    
+    Triangle2D(const Vertex2D &v1, const Vertex2D &v2, const Vertex2D &v3) {
+      vertices[0] = v1;
+      vertices[1] = v2;
+      vertices[2] = v3;
+    }
+    
+    Triangle2D(const Vertex2D *v) {
+      setVertices(v);
+    }
+    
+    const Vertex2D& getVertex(unsigned int i) const {return vertices[i];}
+    void setVertex(unsigned int i, const Vertex2D &v) {vertices[i] = v;}
+    
+    void setVertices(const Vertex2D *v) {
+      for(int i = 0; i < 3; ++i)
+        setVertex(i, v[i]);
+    }
+    
+    float area() const;
+    
+    bool contains(const Vertex2D &v) const;
+};
+
+}
+}
+
+#endif /*ZOOMEDIT_MATH_TRIANGLE2D_H_*/
diff --git a/src/Math/Vector2D.cpp b/src/Math/Vector2D.cpp
new file mode 100644
index 0000000..78f536b
--- /dev/null
+++ b/src/Math/Vector2D.cpp
@@ -0,0 +1,83 @@
+/*
+ * Vector2D.cpp
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Vector2D.h"
+#include <cmath>
+
+namespace ZoomEdit {
+namespace Math {
+
+float Vector2D::lengthSq() const {
+  return x*x + y*y;
+}
+
+float Vector2D::length() const {
+  return std::sqrt(lengthSq());
+}
+
+Vector2D Vector2D::operator+(const Vector2D &v) const {
+  return Vector2D(x + v.x, y + v.y);
+}
+
+Vector2D Vector2D::operator-(const Vector2D &v) const {
+  return Vector2D(x - v.x, y - v.y);
+}
+
+float Vector2D::operator*(const Vector2D &v) const {
+  return (x*v.x + y*v.y);
+}
+
+Vector2D Vector2D::operator*(float f) const {
+  return Vector2D(x*f, y*f);
+}
+
+Vector2D Vector2D::operator/(float f) const {
+  return Vector2D(x/f, y/f);
+}
+
+Vector2D& Vector2D::operator+=(const Vector2D &v) {
+  x += v.x;
+  y += v.y;
+  
+  return *this;
+}
+
+Vector2D& Vector2D::operator-=(const Vector2D &v) {
+  x -= v.x;
+  y -= v.y;
+  
+  return *this;
+}
+
+Vector2D& Vector2D::operator*=(float f) {
+  x *= f;
+  y *= f;
+  
+  return *this;
+}
+
+Vector2D& Vector2D::operator/=(float f) {
+  x /= f;
+  y /= f;
+  
+  return *this;
+}
+
+}
+}
diff --git a/src/Math/Vector2D.h b/src/Math/Vector2D.h
new file mode 100644
index 0000000..e95e502
--- /dev/null
+++ b/src/Math/Vector2D.h
@@ -0,0 +1,66 @@
+/*
+ * Vector2D.h
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ZOOMEDIT_MATH_VECTOR2D_H_
+#define ZOOMEDIT_MATH_VECTOR2D_H_
+
+namespace ZoomEdit {
+namespace Math {
+
+class Vector2D {
+  private:
+    float x, y;
+    
+  public:
+    Vector2D() : x(0), y(0) {}
+    Vector2D(float x0, float y0) : x(x0), y(y0) {}
+    
+    float getX() const {return x;}
+    void setX(float x0) {x = x0;}
+    
+    float getY() const {return y;}
+    void setY(float y0) {y = y0;}
+    
+    float lengthSq() const;
+    float length() const;
+    
+    void normalize() {
+      if(lengthSq())
+        *this /= length();
+    }
+    
+    Vector2D operator+(const Vector2D &v) const;
+    Vector2D operator-(const Vector2D &v) const;
+    float operator*(const Vector2D &v) const;
+    
+    Vector2D operator*(float f) const;
+    Vector2D operator/(float f) const;
+    
+    Vector2D& operator+=(const Vector2D &v);
+    Vector2D& operator-=(const Vector2D &v);
+    
+    Vector2D& operator*=(float f);
+    Vector2D& operator/=(float f);
+};
+
+}
+
+}
+
+#endif /*ZOOMEDIT_MATH_VECTOR2D_H_*/
diff --git a/src/Math/Vertex2D.cpp b/src/Math/Vertex2D.cpp
new file mode 100644
index 0000000..d64317a
--- /dev/null
+++ b/src/Math/Vertex2D.cpp
@@ -0,0 +1,61 @@
+/*
+ * Vertex2D.cpp
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Vertex2D.h"
+#include <cmath>
+
+namespace ZoomEdit {
+namespace Math {
+
+float Vertex2D::distanceSq(const Vertex2D &v) const {
+  return (x - v.x)*(x - v.x) + (y - v.y)*(y - v.y);
+}
+
+float Vertex2D::distance(const Vertex2D &v) const {
+  return std::sqrt(distanceSq(v));
+}
+
+Vector2D Vertex2D::operator-(const Vertex2D &v) const {
+  return Vector2D(x - v.x, y - v.y);
+}
+
+Vertex2D Vertex2D::operator+(const Vector2D &v) const {
+  return Vertex2D(x + v.getX(), y + v.getY());
+}
+
+Vertex2D Vertex2D::operator-(const Vector2D &v) const {
+  return Vertex2D(x - v.getX(), y - v.getY());
+}
+
+Vertex2D& Vertex2D::operator+=(const Vector2D &v) {
+  x += v.getX();
+  y += v.getY();
+  
+  return *this;
+}
+
+Vertex2D& Vertex2D::operator-=(const Vector2D &v) {
+  x -= v.getX();
+  y -= v.getY();
+  
+  return *this;
+}
+
+}
+}
diff --git a/src/Math/Vertex2D.h b/src/Math/Vertex2D.h
new file mode 100644
index 0000000..db6daba
--- /dev/null
+++ b/src/Math/Vertex2D.h
@@ -0,0 +1,57 @@
+/*
+ * Vertex2D.h
+ * 
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ * 
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ZOOMEDIT_MATH_VERTEX2D_H_
+#define ZOOMEDIT_MATH_VERTEX2D_H_
+
+#include "Vector2D.h"
+
+namespace ZoomEdit {
+namespace Math {
+
+class Vertex2D {
+  private:
+    float x, y;
+    
+  public:
+    Vertex2D() : x(0), y(0) {}
+    Vertex2D(float x0, float y0) : x(x0), y(y0) {}
+    
+    float getX() const {return x;}
+    void setX(float x0) {x = x0;}
+    
+    float getY() const {return y;}
+    void setY(float y0) {y = y0;}
+    
+    float distanceSq(const Vertex2D &v) const;
+    float distance(const Vertex2D &v) const;
+    
+    Vector2D operator-(const Vertex2D &v) const;
+    
+    Vertex2D operator+(const Vector2D &v) const;
+    Vertex2D operator-(const Vector2D &v) const;
+    
+    Vertex2D& operator+=(const Vector2D &v);
+    Vertex2D& operator-=(const Vector2D &v);
+};
+
+}
+}
+
+#endif /*ZOOMEDIT_MATH_VERTEX2D_H_*/
diff --git a/src/View/MapView.cpp b/src/View/MapView.cpp
index 1d074bc..7aa5482 100644
--- a/src/View/MapView.cpp
+++ b/src/View/MapView.cpp
@@ -85,12 +85,12 @@ void MapView::move(float x, float y, unsigned int state) {
   mainView->setYCenter(mainView->getYCenter() - y/scale);
 }
 
-void MapView::click(float x, float y) {
-  if(!mainView)
+void MapView::click(float x, float y, unsigned int button) {
+  if(!mainView || button != 1)
     return;
   
-  mainView->setXCenter(xCenter + (x - viewWidth/2)/scale);
-  mainView->setYCenter(yCenter + (y - viewHeight/2)/scale);
+  mainView->setXCenter(xCenter + x/scale);
+  mainView->setYCenter(yCenter + y/scale);
 }
 
 void MapView::render() {
diff --git a/src/View/MapView.h b/src/View/MapView.h
index e34cae5..b5e9572 100644
--- a/src/View/MapView.h
+++ b/src/View/MapView.h
@@ -61,7 +61,7 @@ class MapView : public View {
     
     virtual void zoom(int zoom, float, float);
     virtual void move(float x, float y, unsigned int state);
-    virtual void click(float x, float y);
+    virtual void click(float x, float y, unsigned int button);
 };
 
 }
diff --git a/src/View/TopView.cpp b/src/View/TopView.cpp
index 9ce6039..6ab00d9 100644
--- a/src/View/TopView.cpp
+++ b/src/View/TopView.cpp
@@ -22,6 +22,7 @@
 #include <Data/Room.h>
 #include <Data/Triangle.h>
 #include <Gui/RenderArea.h>
+#include <Math/Triangle2D.h>
 #include <GL/gl.h>
 #include <cmath>
 #include <set>
@@ -94,11 +95,14 @@ void TopView::drawGrid() {
   glEnd();
 }
 
-void TopView::renderRoom(Data::Room *room) {
+void TopView::renderRoom(Data::Room *room, bool selected) {
   const std::list<Data::Triangle*> &floor = room->getFloorTriangles();
   std::multiset<Edge> edges;
   
-  glColor4f(0.0f, 0.7f, 1.0f, 0.3f);
+  if(selected)
+    glColor4f(0.0f, 0.7f, 1.0f, 0.2f);
+  else
+    glColor4f(0.0f, 0.7f, 1.0f, 0.3f);
   
   glBegin(GL_TRIANGLES);
   
@@ -127,8 +131,14 @@ void TopView::renderRoom(Data::Room *room) {
     }
   }
   
-  glColor4f(0.0f, 0.7f, 1.0f, 0.7f);
-  glLineWidth(1.0f);
+  if(selected) {
+    glColor4f(1.0f, 1.0f, 1.0f, 0.9f);
+    glLineWidth(2.0f);
+  }
+  else {
+    glColor4f(0.0f, 0.7f, 1.0f, 0.7f);
+    glLineWidth(1.0f);
+  }
   
   glBegin(GL_LINES);
   
@@ -206,8 +216,39 @@ void TopView::render() {
   const std::list<Data::Room*> &rooms = level->getRooms();
   
   for(std::list<Data::Room*>::const_iterator room = rooms.begin(); room != rooms.end(); ++room)
-    renderRoom(*room);
+    renderRoom(*room, *room == selectedRoom);
 }
 
+void TopView::click(float x, float y, unsigned int button) {
+  if(button != 1)
+    return;
+  
+  Math::Vertex2D v(xCenter + x/scale, yCenter + y/scale);
+  
+  selectedRoom = 0;
+  
+  const std::list<Data::Room*>& rooms = level->getRooms();
+  
+  for(std::list<Data::Room*>::const_iterator room = rooms.begin(); room != rooms.end(); ++room) {
+    const std::list<Data::Triangle*>& triangles = (*room)->getFloorTriangles();
+    
+    for(std::list<Data::Triangle*>::const_iterator t = triangles.begin(); t != triangles.end(); ++t) {
+      Math::Vertex2D v1((*t)->getVertex(0).getX(), (*t)->getVertex(0).getZ());
+      Math::Vertex2D v2((*t)->getVertex(1).getX(), (*t)->getVertex(1).getZ());
+      Math::Vertex2D v3((*t)->getVertex(2).getX(), (*t)->getVertex(2).getZ());
+      
+      if(Math::Triangle2D(v1, v2, v3).contains(v)) {
+        selectedRoom = *room;
+        break;
+      }
+    }
+    
+    if(selectedRoom)
+      break;
+  }
+  
+  signalUpdate().emit();
+}
+ 
 }
 }
diff --git a/src/View/TopView.h b/src/View/TopView.h
index abbb77b..17a324d 100644
--- a/src/View/TopView.h
+++ b/src/View/TopView.h
@@ -52,10 +52,13 @@ class TopView : public View {
     int zoomLevel;
     float scale;
     
+    Data::Room *selectedRoom;
+    
     void drawGrid();
     
   public:
-    TopView(Data::Level *level0 = 0) : level(level0), viewWidth(0), viewHeight(0), xCenter(0), yCenter(0), zoomLevel(0), scale(100) {}
+    TopView(Data::Level *level0 = 0)
+    : level(level0), viewWidth(0), viewHeight(0), xCenter(0), yCenter(0), zoomLevel(0), scale(100), selectedRoom(0) {}
     
     float getWidth() const {return viewWidth;}
     float getHeight() const {return viewHeight;}
@@ -67,6 +70,8 @@ class TopView : public View {
     
     float getScale() const {return scale;}
     
+    Data::Room* getSelectedRoom() {return selectedRoom;}
+    
     Data::Level* getLevel() {return level;}
     void setLevel(Data::Level *level0) {level = level0; signalUpdate().emit();}
     
@@ -77,8 +82,9 @@ class TopView : public View {
     
     virtual void zoom(int zoom, float x, float y);
     virtual void move(float x, float y, unsigned int state);
+    virtual void click(float x, float y, unsigned int button);
     
-    static void renderRoom(Data::Room *room);
+    static void renderRoom(Data::Room *room, bool selected = false);
 };
 
 }
diff --git a/src/View/View.h b/src/View/View.h
index 56e2542..9cfeee8 100644
--- a/src/View/View.h
+++ b/src/View/View.h
@@ -39,7 +39,7 @@ class View {
     
     virtual void zoom(int, float, float) {}
     virtual void move(float, float, unsigned int) {}
-    virtual void click(float, float) {}
+    virtual void click(float, float, unsigned int) {}
     
     sigc::signal<void> signalUpdate() const {return update;}
 };