00001 #ifndef COIN_SOMFIELD_H
00002 #define COIN_SOMFIELD_H
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00027 #include <Inventor/fields/SoField.h>
00028
00029 class SoInput;
00030 class SoOutput;
00031
00032 class COIN_DLL_API SoMField : public SoField {
00033 typedef SoField inherited;
00034
00035 public:
00036 virtual ~SoMField();
00037
00038 static SoType getClassTypeId(void);
00039
00040 int getNum(void) const;
00041 void setNum(const int num);
00042
00043 virtual void deleteValues(int start, int num = -1);
00044 virtual void insertSpace(int start, int num);
00045
00046 SbBool set1(const int index, const char * const valuestring);
00047 void get1(const int index, SbString & valuestring);
00048
00049 static void initClass(void);
00050
00051 virtual void enableDeleteValues(void);
00052 virtual SbBool isDeleteValuesEnabled(void);
00053
00054 protected:
00055 SoMField(void);
00056 virtual void makeRoom(int newnum);
00057
00058 #ifndef DOXYGEN_SKIP_THIS // Internal methods.
00059 virtual int fieldSizeof(void) const = 0;
00060 virtual void * valuesPtr(void) = 0;
00061 virtual void setValuesPtr(void * ptr) = 0;
00062 virtual void allocValues(int num);
00063 #endif // DOXYGEN_SKIP_THIS
00064
00065 int num;
00066 int maxNum;
00067 SbBool userDataIsUsed;
00068
00069 private:
00070 virtual void deleteAllValues(void) = 0;
00071 virtual void copyValue(int to, int from) = 0;
00072 virtual SbBool readValue(SoInput * in);
00073 virtual SbBool read1Value(SoInput * in, int idx) = 0;
00074 virtual void writeValue(SoOutput * out) const;
00075 virtual void write1Value(SoOutput * out, int idx) const = 0;
00076 virtual SbBool readBinaryValues(SoInput * in, int num);
00077 virtual void writeBinaryValues(SoOutput * out) const;
00078 virtual int getNumValuesPerLine(void) const;
00079
00080 static SoType classTypeId;
00081 };
00082
00083
00084
00085 inline int
00086 SoMField::getNum(void) const
00087 {
00088 this->evaluate();
00089 return this->num;
00090 }
00091
00092 #endif // !COIN_SOMFIELD_H