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#ifndef SWOBJECT_H
#define SWOBJECT_H
#include <utilfuns.h>
#if !defined(__GNUC__) && !defined(_WIN32_WCE)
#else
#include <unixstr.h>
#endif
#include <defs.h>
#include <string.h>
SWORD_NAMESPACE_START
#define SWDYNAMIC_CAST(className, object) (className *)((object)?((object->getClass()->isAssignableFrom(#className))?object:0):0)
/**
* Class used for SWDYNAMIC_CAST to save the inheritance order.
*/
class SWDLLEXPORT SWClass {
private:
const char **descends;
public:
SWClass(const char **descends) {
this->descends = descends;
}
bool isAssignableFrom(const char *className) const {
for (int i = 0; descends[i]; i++) {
if (!stricmp(descends[i], className))
return true;
}
return false;
}
};
/** Base class for major Sword classes.
* SWObject is the base class for major Sword classes like SWKey.
* It is used because dynamic_cast is not available on all plattforms supported
* by Sword. Use SWDYNAMIC_CAST(classname, object) instead of dynamic_cast<classname>(object).
*/
class SWObject {
protected:
SWClass * myclass;
public:
/** Use this to get the class definition and inheritance order.
* @return The class definition of this object
*/
const SWClass *getClass () const {
return myclass;
}
};
SWORD_NAMESPACE_END
#endif
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