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*** include/X3DTK/private/X3DField.h.orig Sat Dec 16 15:19:29 2006
--- include/X3DTK/private/X3DField.h Sat Dec 16 15:20:21 2006
***************
*** 55,60 ****
--- 55,61 ----
class X3DFieldLoader
{
public:
+ virtual ~X3DFieldLoader() {}
virtual void load(X3DField &field, const SFString &value) = 0;
};
***************
*** 69,74 ****
--- 70,76 ----
class X3DFieldWriter
{
public:
+ virtual ~X3DFieldWriter() {}
virtual SFString write(const X3DField &field) = 0;
virtual void writeToFile(SFString &output, const SFString &name, const X3DField &field, const SFString &init) = 0;
};
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