Class: Kamelopard::AbstractView

Inherits:
Object
  • Object
show all
Defined in:
lib/kamelopard/classes.rb

Overview

Abstract class corresponding to KML’s AbstractView object

Direct Known Subclasses

Camera, LookAt

Instance Attribute Summary collapse

Attributes inherited from Object

#comment, #kml_id

Instance Method Summary collapse

Methods inherited from Object

#change

Constructor Details

#initialize(className, point, options = {}) ⇒ AbstractView

Returns a new instance of AbstractView.



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# File 'lib/kamelopard/classes.rb', line 355

def initialize(className, point, options = {})
    raise "className argument must not be nil" if className.nil?

    @heading = 0
    @tilt = 0
    @roll = 0
    @range = 0
    @altitudeMode = :clampToGround
    @viewerOptions = {}

    super options

    @className = className
    self.point= point unless point.nil?
end

Instance Attribute Details

#altitudeMode ⇒ Object

Returns the value of attribute altitudeMode.



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# File 'lib/kamelopard/classes.rb', line 352

def altitudeMode
  @altitudeMode
end

#className ⇒ Object (readonly)

Returns the value of attribute className.



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# File 'lib/kamelopard/classes.rb', line 353

def className
  @className
end

#heading ⇒ Object

Returns the value of attribute heading.



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# File 'lib/kamelopard/classes.rb', line 352

def heading
  @heading
end

#point ⇒ Object

Returns the value of attribute point.



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# File 'lib/kamelopard/classes.rb', line 353

def point
  @point
end

#range ⇒ Object

Returns the value of attribute range.



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# File 'lib/kamelopard/classes.rb', line 352

def range
  @range
end

#roll ⇒ Object

Returns the value of attribute roll.



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# File 'lib/kamelopard/classes.rb', line 352

def roll
  @roll
end

#tilt ⇒ Object

Returns the value of attribute tilt.



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# File 'lib/kamelopard/classes.rb', line 352

def tilt
  @tilt
end

#timespan ⇒ Object

Returns the value of attribute timespan.



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# File 'lib/kamelopard/classes.rb', line 352

def timespan
  @timespan
end

#timestamp ⇒ Object

Returns the value of attribute timestamp.



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# File 'lib/kamelopard/classes.rb', line 352

def timestamp
  @timestamp
end

#viewerOptions ⇒ Object

Returns the value of attribute viewerOptions.



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# File 'lib/kamelopard/classes.rb', line 352

def viewerOptions
  @viewerOptions
end

Instance Method Details

#[](a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 452

def [](a)
    return @viewerOptions[a]
end

#[]=(a, b) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 456

def []=(a, b)
    if not b.kind_of? FalseClass and not b.kind_of? TrueClass then
        raise 'Option value must be boolean'
    end
    if a != :streetview and a != :historicalimagery and a != :sunlight then
        raise 'Option index must be :streetview, :historicalimagery, or :sunlight'
    end
    @viewerOptions[a] = b
end

#altitude ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 392

def altitude
    @point.nil? ? nil : @point.altitude
end

#altitude=(a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 412

def altitude=(a)
    if @point.nil? then
        @point = Point.new(0, 0, a)
    else
        @point.altitude = a
    end
end

#latitude ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 388

def latitude
    @point.nil? ? nil : @point.latitude
end

#latitude=(a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 404

def latitude=(a)
    if @point.nil? then
        @point = Point.new(0, a)
    else
        @point.latitude = a
    end
end

#longitude ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 384

def longitude
    @point.nil? ? nil : @point.longitude
end

#longitude=(a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 396

def longitude=(a)
    if @point.nil? then
        @point = Point.new(a, 0)
    else
        @point.longitude = a
    end
end

#to_kml(elem = nil) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 420

def to_kml(elem = nil)
    t = XML::Node.new @className
    super(t)
    Kamelopard.kml_array(t, [
        [ @point.nil? ? nil : @point.longitude, 'longitude' ],
        [ @point.nil? ? nil : @point.latitude, 'latitude' ],
        [ @point.nil? ? nil : @point.altitude, 'altitude' ],
        [ @heading, 'heading' ],
        [ @tilt, 'tilt' ],
        [ @range, 'range' ],
        [ @roll, 'roll' ]
    ])
    Kamelopard.add_altitudeMode(@altitudeMode, t)
    if @viewerOptions.keys.length > 0 then
        vo = XML::Node.new 'gx:ViewerOptions'
        @viewerOptions.each do |k, v|
            o = XML::Node.new 'gx:option'
            o.attributes['name'] = k.to_s
            o.attributes['enabled'] = v ? 'true' : 'false'
            vo << o
        end
        t << vo
    end
    if not @timestamp.nil? then
        @timestamp.to_kml(t, 'gx')
    elsif not @timespan.nil? then
        @timespan.to_kml(t, 'gx')
    end
    elem << t unless elem.nil?
    t
end