text: /*=========================================================================
   *
   *  Copyright Insight Software Consortium
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *         http://www.apache.org/licenses/LICENSE-2.0.txt
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   *
   *=========================================================================*/
  #ifndef itkBresenhamLine_h
  #define itkBresenhamLine_h
  
  #include "itkVector.h"
  #include "itkIndex.h"
  #include <vector>
  
  namespace itk
  {
  /* a simple class that will return an array of indexes that are
  * offsets along the line. The line will be described by a vector and a
  * length */
  
  template< unsigned int VDimension >
  class ITK_TEMPLATE_EXPORT BresenhamLine
  {
  public:
    using Self = BresenhamLine;
    // This defines the line direction
    using LType = Vector< float, VDimension >;
    using OffsetType = Offset< VDimension >;
    using IndexType = Index< VDimension >;
    using OffsetArray = std::vector< OffsetType >;
    using IndexArray = std::vector< IndexType >;
  
    // constructurs
    BresenhamLine()= default;
    ~BresenhamLine()= default;
  
    /** Build a line in a specified Direction. */
    OffsetArray BuildLine(LType Direction, unsigned int length);
  
    /** Build a line between two pixels. */
    IndexArray BuildLine(IndexType p0, IndexType p1);
  };
  }
  
  #ifndef ITK_MANUAL_INSTANTIATION
  #include "itkBresenhamLine.hxx"
  #endif
  
  #endif
  