99 lines
2.2 KiB
Plaintext
99 lines
2.2 KiB
Plaintext
#ifndef OSG_OUTPUT
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#define OSG_OUTPUT 1
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#include <osg/Export>
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#include <string>
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#include <map>
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#ifdef OSG_USE_IO_DOT_H
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#include <fstream.h>
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#else
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#include <fstream>
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using namespace std;
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#endif
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namespace osg {
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class Object;
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/** ofstream wrapper class for adding support for indenting.
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Used in output of .osg ASCII files to improve their readability.*/
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class SG_EXPORT Output : public ofstream
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{
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public:
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Output();
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virtual ~Output();
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Output& indent();
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int getIndentStep() const { return _indentStep; }
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void setIndentStep(int step) { _indentStep = step; }
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int getIndent() const { return _indent; }
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void setIndent(int indent) { _indent = indent; }
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int getNumIndicesPerLine() const { return _numIndicesPerLine; }
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void setNumIndicesPerLine(int num) { _numIndicesPerLine = num; }
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void moveIn();
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void moveOut();
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bool getUniqueIDForObject(Object* obj,std::string& uniqueID);
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bool createUniqueIDForObject(Object* obj,std::string& uniqueID);
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bool registerUniqueIDForObject(Object* obj,std::string& uniqueID);
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protected:
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// prevent copy construction and assignment.
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Output(const Output&) : ofstream() {}
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Output& operator = (const Output&) { return *this; }
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virtual void _init();
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virtual void _free();
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int _indent;
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int _indentStep;
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int _numIndicesPerLine;
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typedef std::map<Object*,std::string> UniqueIDToLabelMapping;
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UniqueIDToLabelMapping _objectToUniqueIDMap;
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};
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template<class T>
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bool writeArrayBlock(Output& fw,T* start,T* finish)
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{
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fw.indent() << "{" << endl;
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fw.moveIn();
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int numIndicesThisLine = 0;
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for(T* itr=start;itr!=finish;++itr)
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{
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if (numIndicesThisLine>=fw.getNumIndicesPerLine())
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{
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fw << endl;
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numIndicesThisLine = 0;
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}
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if (numIndicesThisLine==0) fw.indent();
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else fw << " ";
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fw << *itr;
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++numIndicesThisLine;
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}
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fw << endl;
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fw.moveOut();
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fw.indent() << "}" << endl;
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return true;
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}
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};
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#endif // __SG_OUTPUT_H
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