Class: SimplerTiles::VectorLayer

Inherits:
Object
  • Object
show all
Includes:
PP
Defined in:
lib/simpler_tiles/layer/vector_layer.rb,
ext/simpler_tiles/vector_layer.c

Overview

The VectorLayer object contains connection info for a particular datasource and tracks a list of Querys.

Direct Known Subclasses

Layer

Instance Method Summary collapse

Methods included from PP

#inspect

Constructor Details

#initialize(source) {|_self| ... } ⇒ VectorLayer

Returns a new instance of VectorLayer.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/simpler_tiles/layer/vector_layer.rb', line 7

def initialize(source)
  self.source = source
  yield self if block_given?
end

Instance Method Details

#query(sql, &blk) ⇒ Object

Add a query to this Layer’s c list.



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# File 'lib/simpler_tiles/layer/vector_layer.rb', line 13

def query(sql, &blk)
  layer = SimplerTiles::Query.new(sql, &blk)
  add_query layer
end

#source ⇒ String

Get a copy of the Layer’s source.

Returns:

  • (String) 


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# File 'ext/simpler_tiles/layer.c', line 31

VALUE
get_source(VALUE self) {
  simplet_layer_t *layer = get_layer(self);
  char *source;
  simplet_layer_get_source(layer, &source);
  return rb_str_new2(source);
}

#source=(source) ⇒ String

Set the source attribute for the Layer.

Parameters:

  • (String)

Returns:

  • (String) 


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# File 'ext/simpler_tiles/layer.c', line 18

VALUE
set_source(VALUE self, VALUE source){
  Check_Type(source, T_STRING);
  simplet_layer_t *layer = get_layer(self);
  simplet_layer_set_source(layer, RSTRING_PTR(source));
  return source;
}