Main Page Class Hierarchy Alphabetical List Compound List File List Compound Members File Members Related Pages

# Common/vtkUnsignedCharArray.h

Go to the documentation of this file.

    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkUnsignedCharArray.h,v $
    00005   Language:  C++
    00006
    00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen
    00008   All rights reserved.
    00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
    00010
    00011      This software is distributed WITHOUT ANY WARRANTY; without even
    00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
    00013      PURPOSE.  See the above copyright notice for more information.
    00014
    00015 =========================================================================*/
    00045 #ifndef __vtkUnsignedCharArray_h
    00046 #define __vtkUnsignedCharArray_h
    00047
    00048 #include "vtkDataArray.h"
    00049
    00050 class VTK_COMMON_EXPORT vtkUnsignedCharArray : public vtkDataArray
    00051 {
    00052 public:
    00053   static vtkUnsignedCharArray *New();
    00054
    00055   vtkTypeRevisionMacro(vtkUnsignedCharArray,vtkDataArray);
    00056   void PrintSelf(ostream& os, vtkIndent indent);
    00057
    00060   int Allocate(const vtkIdType sz, const vtkIdType ext=1000);
    00061
    00063   void Initialize();
    00064
    00066   int GetDataType() {return VTK_UNSIGNED_CHAR;};
    00067
    00069   int GetDataTypeSize() { return sizeof(unsigned char); }
    00070
    00072   void SetNumberOfTuples(const vtkIdType number);
    00073
    00076   float *GetTuple(const vtkIdType i);
    00077
    00079
    00080   void GetTuple(const vtkIdType i, float * tuple);
    00081   void GetTuple(const vtkIdType i, double * tuple);
    00083
    00085
    00086   void SetTuple(const vtkIdType i, const float * tuple);
    00087   void SetTuple(const vtkIdType i, const double * tuple);
    00089
    00091
    00093   void InsertTuple(const vtkIdType i, const float * tuple);
    00094   void InsertTuple(const vtkIdType i, const double * tuple);
    00096
    00098
    00100   vtkIdType InsertNextTuple(const float * tuple);
    00101   vtkIdType InsertNextTuple(const double * tuple);
    00103
    00105   void Squeeze() {this->ResizeAndExtend (this->MaxId+1);};
    00106
    00108   virtual void Resize(vtkIdType numTuples);
    00109
    00113   float GetComponent(const vtkIdType i, const int j);
    00114
    00119   void SetComponent(const vtkIdType i, const int j, float c);
    00120
    00124   void InsertComponent(const vtkIdType i, const int j, float c);
    00125
    00127   unsigned char GetValue(const vtkIdType id) {return this->Array[id];};
    00128
    00130
    00132   void SetValue(const vtkIdType id, const unsigned char value) {
    00133     this->Array[id] = value;};
    00135
    00139   void SetNumberOfValues(const vtkIdType number);
    00140
    00142   void InsertValue(const vtkIdType id, const unsigned char c);
    00143
    00146   vtkIdType InsertNextValue(const unsigned char c);
    00147
    00149
    00151   unsigned char *GetPointer(const vtkIdType id) {return this->Array + id;}
    00152   void *GetVoidPointer(const vtkIdType id)
    00153     {return (void *)this->GetPointer(id);};
    00155
    00159   unsigned char *WritePointer(const vtkIdType id, const vtkIdType number);
    00160
    00162   void DeepCopy(vtkDataArray *da);
    00163
    00165
    00171   void SetArray(unsigned char* array, vtkIdType size, int save);
    00172   void SetVoidArray(void *array, vtkIdType size, int save)
    00173     {this->SetArray((unsigned char*)array, size, save);};
    00175
    00176
    00177 protected:
    00178   vtkUnsignedCharArray(vtkIdType numComp=1);
    00179   ~vtkUnsignedCharArray();
    00180
    00181   unsigned char *Array;   // pointer to data
    00182   unsigned char *ResizeAndExtend(const vtkIdType sz);
    00183     // function to resize data
    00184
    00185   int TupleSize; //used for data conversion
    00186   float *Tuple;
    00187
    00188   int SaveUserArray;
    00189 private:
    00190   vtkUnsignedCharArray(const vtkUnsignedCharArray&);  // Not implemented.
    00191   void operator=(const vtkUnsignedCharArray&);  // Not implemented.
    00192 };
    00193
    00194 inline void vtkUnsignedCharArray::SetNumberOfValues(const vtkIdType number)
    00195 {
    00196   this->Allocate(number);
    00197   this->MaxId = number - 1;
    00198 }
    00199
    00200 inline unsigned char *vtkUnsignedCharArray::WritePointer(const vtkIdType id,
    00201                                                          const vtkIdType number)
    00202 {
    00203   vtkIdType newSize=id+number;
    00204   if ( newSize > this->Size )
    00205     {
    00206     this->ResizeAndExtend(newSize);
    00207     }
    00208   if ( (--newSize) > this->MaxId )
    00209     {
    00210     this->MaxId = newSize;
    00211     }
    00212   return this->Array + id;
    00213 }
    00214
    00215 inline void vtkUnsignedCharArray::InsertValue(const vtkIdType id,
    00216                                               const unsigned char c)
    00217 {
    00218   if ( id >= this->Size )
    00219     {
    00220     this->ResizeAndExtend(id+1);
    00221     }
    00222   this->Array[id] = c;
    00223   if ( id > this->MaxId )
    00224     {
    00225     this->MaxId = id;
    00226     }
    00227 }
    00228
    00229 inline vtkIdType vtkUnsignedCharArray::InsertNextValue(const unsigned char c)
    00230 {
    00231   this->InsertValue (++this->MaxId,c);
    00232   return this->MaxId;
    00233 }
    00234
    00235
    00236 #endif