Support specifying layouts in datafiles

[libs/gltk.git] / source / layout.cpp

diff --git a/source/layout.cpp b/source/layout.cpp
index c41dcb87b68172236b1bb67155b48990ca79609e..917d47a7cbc9e2f5b0c2184f0e4fd7bfe6cea85f 100644 (file)
--- a/source/layout.cpp
+++ b/source/layout.cpp
@@ -1,5 +1,6 @@
 #include <algorithm>
 #include <limits>
+#include <msp/strings/format.h>
 #include "arrangement.h"
 #include "container.h"
 #include "layout.h"
@@ -480,6 +481,42 @@ void Layout::Slot::visibility_changed(bool v)
 }
 
 
+void operator>>(const LexicalConverter &conv, Layout::ConstraintType &ctype)
+{
+       const string &str = conv.get();
+       if(str=="ABOVE")
+               ctype = Layout::ABOVE;
+       else if(str=="BELOW")
+               ctype = Layout::BELOW;
+       else if(str=="RIGHT_OF")
+               ctype = Layout::RIGHT_OF;
+       else if(str=="LEFT_OF")
+               ctype = Layout::LEFT_OF;
+       else if(str=="FAR_ABOVE")
+               ctype = Layout::FAR_ABOVE;
+       else if(str=="FAR_BELOW")
+               ctype = Layout::FAR_BELOW;
+       else if(str=="FAR_RIGHT_OF")
+               ctype = Layout::FAR_RIGHT_OF;
+       else if(str=="FAR_LEFT_OF")
+               ctype = Layout::FAR_LEFT_OF;
+       else if(str=="ALIGN_TOP")
+               ctype = Layout::ALIGN_TOP;
+       else if(str=="ALIGN_BOTTOM")
+               ctype = Layout::ALIGN_BOTTOM;
+       else if(str=="ALIGN_RIGHT")
+               ctype = Layout::ALIGN_RIGHT;
+       else if(str=="ALIGN_LEFT")
+               ctype = Layout::ALIGN_LEFT;
+       else if(str=="COPY_WIDTH")
+               ctype = Layout::COPY_WIDTH;
+       else if(str=="COPY_HEIGHT")
+               ctype = Layout::COPY_HEIGHT;
+       else
+               throw lexical_error(format("conversion of '%s' to ConstraintType", str));
+}
+
+
 Layout::LinearProgram::LinearProgram(unsigned s):
        n_columns(s),
        n_rows(1),