Class: Proj::Parameters

Inherits:
Object
  • Object
show all
Defined in:
lib/proj/parameters.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Parameters

Returns a new instance of Parameters.



11
12
13
14
15
 
# File 'lib/proj/parameters.rb', line 11

def initialize
  pointer = Api.proj_get_crs_list_parameters_create
  @params = Api::PROJ_CRS_LIST_PARAMETERS.new(pointer)
  ObjectSpace.define_finalizer(self, self.class.finalize(pointer))
end

Instance Method Details

#allow_deprecated ⇒ Object 



90
91
92
 
# File 'lib/proj/parameters.rb', line 90

def allow_deprecated
  @params[:allow_deprecated] == 1 ? true : false
end

#allow_deprecated=(value) ⇒ Object 



94
95
96
 
# File 'lib/proj/parameters.rb', line 94

def allow_deprecated=(value)
  @params[:allow_deprecated] = value ? 1 : 0
end

#bbox_valid ⇒ Object 



50
51
52
 
# File 'lib/proj/parameters.rb', line 50

def bbox_valid
  @params[:bbox_valid] == 1 ? true : false
end

#bbox_valid=(value) ⇒ Object 



54
55
56
 
# File 'lib/proj/parameters.rb', line 54

def bbox_valid=(value)
  @params[:bbox_valid] = value ? 1 : 0
end

#celestial_body_name ⇒ Object 



98
99
100
 
# File 'lib/proj/parameters.rb', line 98

def celestial_body_name
  @params[:celestial_body_name].read_string_to_null
end

#celestial_body_name=(value) ⇒ Object 



102
103
104
105
 
# File 'lib/proj/parameters.rb', line 102

def celestial_body_name=(value)
  ptr = FFI::MemoryPointer.from_string(value)
  @params[:celestial_body_name] = ptr
end

#crs_area_of_use_contains_bbox ⇒ Object 



42
43
44
 
# File 'lib/proj/parameters.rb', line 42

def crs_area_of_use_contains_bbox
  @params[:crs_area_of_use_contains_bbox]
end

#crs_area_of_use_contains_bbox=(value) ⇒ Object 



46
47
48
 
# File 'lib/proj/parameters.rb', line 46

def crs_area_of_use_contains_bbox=(value)
  @params[:crs_area_of_use_contains_bbox] = value
end

#east_lon_degree ⇒ Object 



74
75
76
 
# File 'lib/proj/parameters.rb', line 74

def east_lon_degree
  @params[:east_lon_degree]
end

#east_lon_degree=(value) ⇒ Object 



78
79
80
 
# File 'lib/proj/parameters.rb', line 78

def east_lon_degree=(value)
  @params[:east_lon_degree] = value
end

#north_lat_degree ⇒ Object 



82
83
84
 
# File 'lib/proj/parameters.rb', line 82

def north_lat_degree
  @params[:north_lat_degree]
end

#north_lat_degree=(value) ⇒ Object 



86
87
88
 
# File 'lib/proj/parameters.rb', line 86

def north_lat_degree=(value)
  @params[:north_lat_degree] = value
end

#south_lat_degree ⇒ Object 



66
67
68
 
# File 'lib/proj/parameters.rb', line 66

def south_lat_degree
  @params[:south_lat_degree]
end

#south_lat_degree=(value) ⇒ Object 



70
71
72
 
# File 'lib/proj/parameters.rb', line 70

def south_lat_degree=(value)
  @params[:south_lat_degree] = value
end

#to_ptr ⇒ Object 



17
18
19
 
# File 'lib/proj/parameters.rb', line 17

def to_ptr
  @params.to_ptr
end

#types ⇒ Object 



21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/proj/parameters.rb', line 21

def types
  result = Array.new

  unless @params[:types].null?
    ints = @params[:types].read_array_of_int(@params[:types_count])
    ints.each do |int|
      result << Api::PJ_TYPE[int]
    end
  end
  result
end

#types=(values) ⇒ Object 



33
34
35
36
37
38
39
40
 
# File 'lib/proj/parameters.rb', line 33

def types=(values)
  ptr = FFI::MemoryPointer.new(:int, values.size)
  ints = values.map {|symbol| Api::PJ_TYPE[symbol]}
  ptr.write_array_of_int(ints)

  @params[:types] = ptr
  @params[:types_count] = values.size
end

#west_lon_degree ⇒ Object 



58
59
60
 
# File 'lib/proj/parameters.rb', line 58

def west_lon_degree
  @params[:west_lon_degree]
end

#west_lon_degree=(value) ⇒ Object 



62
63
64
 
# File 'lib/proj/parameters.rb', line 62

def west_lon_degree=(value)
  @params[:west_lon_degree] = value
end