Class: GDAL::Utils::Helpers::DatasetList

Inherits:

Object

• Object
• GDAL::Utils::Helpers::DatasetList

Defined in:

lib/gdal/utils/helpers/dataset_list.rb

Overview

Note:

This class is intended only to be used internally in ffi-gdal. It’s API may change. Do not use this class directly.

A basic wrapper for C Array of dataset handlers (e.g. GDALDatasetH *pahSrcDS).

Instance Attribute Summary

• #c_pointer ⇒ FFI::Pointer readonly

  C pointer to the Array of dataset handlers (e.g. GDALDatasetH *pahSrcDS).

• #datasets ⇒ Array<GDAL::Dataset> readonly

  List of datasets.

Instance Method Summary

• #count ⇒ Integer

  The number of datasets in the list.

• #initialize(datasets: []) ⇒ DatasetList constructor

  A new instance of DatasetList.

Constructor Details

#initialize(datasets: []) ⇒ DatasetList

# File 'lib/gdal/utils/helpers/dataset_list.rb', line 19

def initialize(datasets: [])
  @datasets = datasets
  @c_pointer = datasets_pointer
end

Instance Attribute Details

#c_pointer ⇒ FFI::Pointer (readonly)

# File 'lib/gdal/utils/helpers/dataset_list.rb', line 13

def c_pointer
  @c_pointer
end

#datasets ⇒ Array<GDAL::Dataset> (readonly)

# File 'lib/gdal/utils/helpers/dataset_list.rb', line 16

def datasets
  @datasets
end

Instance Method Details

#count ⇒ Integer

# File 'lib/gdal/utils/helpers/dataset_list.rb', line 25

def count
  dataset_pointers.count
end