1 files changed, 74 insertions, 0 deletions
diff --git a/glcdskin/variable.c b/glcdskin/variable.c
new file mode 100644
index 0000000..b07773a
--- /dev/null
+++ b/glcdskin/variable.c
@@ -0,0 +1,74 @@
+#include <syslog.h>
+
+#include "variable.h"
+#include "skin.h"
+#include "function.h"
+
+namespace GLCD
+{
+
+cSkinVariable::cSkinVariable(cSkin * Parent)
+:   mSkin(Parent),
+    mValue(0),
+    mCondition(NULL),
+    mDummyDisplay(mSkin),
+    mDummyObject(&mDummyDisplay)
+{
+}
+
+bool cSkinVariable::ParseValue(const std::string & Text)
+{
+    if (isalpha(Text[0]) || Text[0] == '#')
+    {
+        cSkinFunction * func = new cSkinFunction(&mDummyObject);
+        if (func->Parse(Text))
+        {
+            mValue = func->Evaluate();
+            delete func;
+            return true;
+        }
+        delete func;
+    }
+    else if (Text[0] == '\'')
+    {
+        mValue = Text.substr(1, Text.length() - 2);
+        return true;
+    }
+    char * e;
+    const char * t = Text.c_str();
+    long l = strtol(t, &e, 10);
+    if (e == t || *e != '\0')
+    {
+      return false;
+    }
+    mValue = l;
+    return true;
+}
+
+bool cSkinVariable::ParseCondition(const std::string & Text)
+{
+    cSkinFunction *result = new cSkinFunction(&mDummyObject);
+    if (result->Parse(Text))
+    {
+        delete mCondition;
+        mCondition = result;
+        return true;
+    }
+    return false;
+}
+
+cSkinVariables::cSkinVariables(void)
+{
+}
+
+cSkinVariables::~cSkinVariables()
+{
+    iterator it = begin();
+    while (it != end())
+    {
+        delete (*it);
+        it++;
+    }
+}
+
+} // end of namespace