tikz output

1 files changed, 14 insertions, 0 deletions

diff --git a/tikzit/src/data/graphelementproperty.cpp b/tikzit/src/data/graphelementproperty.cpp
index 9cc6b00..a50af58 100644
--- a/tikzit/src/data/graphelementproperty.cpp
+++ b/tikzit/src/data/graphelementproperty.cpp
@@ -1,5 +1,7 @@
 #include "graphelementproperty.h"
 
+#include <QRegExp>
+
 GraphElementProperty::GraphElementProperty ():
     _key(""), _value(""), _atom(false), _keyMatch(false)
 {}
@@ -43,3 +45,15 @@ bool GraphElementProperty::operator==(const GraphElementProperty &p)
 {
     return matches(p);
 }
+
+QString GraphElementProperty::tikzEscape(QString str)
+{
+    QRegExp re("[0-9a-zA-Z<> \\-'.]*");
+    if (re.exactMatch(str)) return str;
+    else return "{" + str + "}";
+}
+
+QString GraphElementProperty::tikz() {
+    if (_atom) return tikzEscape(_key);
+    return tikzEscape(_key) + "=" + tikzEscape(_value);
+}