lib/georuby-ext/georuby/envelope.rb in georuby-ext-0.0.1 vs lib/georuby-ext/georuby/envelope.rb in georuby-ext-0.0.2

@@ -1,10 +1,45 @@
 class GeoRuby::SimpleFeatures::Envelope
+
+  def contains_point?(point)
+    (lower_corner.x...upper_corner.x).include?(point.x) and
+      (lower_corner.y...upper_corner.y).include?(point.y) 
+  end
+
+  def overlaps?(bound)
+    contains_point?(bound.upper_corner) or contains_point?(bound.lower_corner) or bound.contains_point?(upper_corner) or bound.contains_point?(lower_corner)   
+  end
+
+  def self.bounds(geometries)
+    return nil if geometries.blank?
+
+    geometries.inject(geometries.first.envelope) do |envelope, geometry|
+      envelope.extend!(geometry.envelope)
+    end
+  end
+
+  alias_method :contains?, :contains_point?
+
+  def sql_box
+    "SetSRID('BOX3D(#{upper_corner.lng} #{upper_corner.lat}, #{lower_corner.lng} #{lower_corner.lat})'::box3d, #{srid})"
+  end
+
+  alias_method :to_sql, :sql_box
+
   def to_openlayers
     OpenLayers::Bounds.new lower_corner.x, lower_corner.y, upper_corner.x, upper_corner.y
   end
 
   def to_google
-    Envelope.from_points [lower_corner.to_google, upper_corner.to_google],srid, with_z
+    GeoRuby::SimpleFeatures::Envelope.from_points [lower_corner.to_google, upper_corner.to_google], 900913, with_z
   end
+
+  def to_polygon
+    GeoRuby::SimpleFeatures::Polygon.from_coordinates( [ [ [lower_corner.x, lower_corner.y], [lower_corner.x, upper_corner.y], [upper_corner.x, upper_corner.y], [upper_corner.x, lower_corner.y] ] ] ) 
+  end
+
+  def to_rgeo
+    self.to_polygon.to_rgeo
+  end
+
 end