paysages3d/src/definition/IntNode.h

41 lines
1.1 KiB
C++

#pragma once
#include "definition_global.h"
#include "DefinitionNode.h"
namespace paysages {
namespace definition {
/**
* Node with a single integer value, for the definition tree.
*/
class DEFINITIONSHARED_EXPORT IntNode : public DefinitionNode {
public:
IntNode(DefinitionNode *parent, const string &name, int value = 0);
inline int getValue() const {
return value;
}
virtual string toString(int indent) const override;
virtual void save(PackStream *stream) const override;
virtual void load(PackStream *stream) override;
virtual void copy(DefinitionNode *destination) const override;
/**
* Change the int value stored.
*
* The DiffManager is used as intermediary, so that the change may not happen immediately.
*/
void setValue(int new_value);
const IntDiff *produceDiff(int new_value) const;
virtual void generateInitDiffs(vector<const DefinitionDiff *> *diffs) const override;
virtual bool applyDiff(const DefinitionDiff *diff, bool backward = false) override;
private:
int value;
};
}
}