Class: AbstractView

Inherits:
KMLObject 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 KMLObject

#comment, #id

Instance Method Summary collapse

Constructor Details

#initialize(className, point = nil, heading = 0, tilt = 0, roll = 0, range = 0, altitudeMode = :clampToGround) ⇒ AbstractView

Returns a new instance of AbstractView.



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# File 'lib/kamelopard/classes.rb', line 328

def initialize(className, point = nil, heading = 0, tilt = 0, roll = 0, range = 0, altitudeMode = :clampToGround)
    raise "className argument must not be nil" if className.nil?
    super()
    @point = point
    @options = {}
    @className = className
    if point.nil? then
        @point = nil
    elsif point.kind_of? Placemark then
        @point = point.point
    else
        @point = point
    end
    @heading = heading
    @tilt = tilt
    @roll = roll
    @range = range
    @altitudeMode = altitudeMode
end

Instance Attribute Details

#altitudeMode ⇒ Object

Returns the value of attribute altitudeMode.



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# File 'lib/kamelopard/classes.rb', line 327

def altitudeMode
  @altitudeMode
end

#heading ⇒ Object

Returns the value of attribute heading.



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# File 'lib/kamelopard/classes.rb', line 327

def heading
  @heading
end

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/kamelopard/classes.rb', line 327

def options
  @options
end

#point ⇒ Object

Returns the value of attribute point.



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# File 'lib/kamelopard/classes.rb', line 327

def point
  @point
end

#range ⇒ Object

Returns the value of attribute range.



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# File 'lib/kamelopard/classes.rb', line 327

def range
  @range
end

#roll ⇒ Object

Returns the value of attribute roll.



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# File 'lib/kamelopard/classes.rb', line 327

def roll
  @roll
end

#tilt ⇒ Object

Returns the value of attribute tilt.



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# File 'lib/kamelopard/classes.rb', line 327

def tilt
  @tilt
end

#timespan ⇒ Object

Returns the value of attribute timespan.



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# File 'lib/kamelopard/classes.rb', line 327

def timespan
  @timespan
end

#timestamp ⇒ Object

Returns the value of attribute timestamp.



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# File 'lib/kamelopard/classes.rb', line 327

def timestamp
  @timestamp
end

Instance Method Details

#[](a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 423

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

#[]=(a, b) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 427

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
    @options[a] = b
end

#altitude ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 362

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

#altitude=(a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 382

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

#latitude ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 358

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

#latitude=(a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 374

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

#longitude ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 354

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

#longitude=(a) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 366

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

#to_kml(indent = 0) ⇒ Object 



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# File 'lib/kamelopard/classes.rb', line 390

def to_kml(indent = 0)
    t = "#{ ' ' * indent }<#{ @className } id=\"#{ @id }\">\n"
    t << super(indent)
    t << kml_array([
        [ @point.nil? ? nil : @point.longitude, 'longitude', true ],
        [ @point.nil? ? nil : @point.latitude, 'latitude', true ],
        [ @point.nil? ? nil : @point.altitude, 'altitude', true ],
        [ @heading, 'heading', true ],
        [ @tilt, 'tilt', true ],
        [ @range, 'range', true ],
        [ @roll, 'roll', true ]
    ], indent + 4)
    if @altitudeMode == :clampToGround or @altitudeMode == :relativeToGround or @altitudeMode == :absolute then
        t << "#{ ' ' * indent }    <altitudeMode>#{ @altitudeMode }</altitudeMode>\n"
    else
        t << "#{ ' ' * indent }    <gx:altitudeMode>#{ @altitudeMode }</gx:altitudeMode>\n"
    end
    if @options.keys.length > 0 then
        t << "#{ ' ' * indent }    <gx:ViewerOptions>\n"
        @options.each do |k, v|
            t << "#{ ' ' * ( indent + 8 ) }<gx:option name=\"#{ k }\" enabled=\"#{ v ? 'true' : 'false' }\" />\n"
        end
        t << "#{ ' ' * indent }    </gx:ViewerOptions>\n"
    end
    if not @timestamp.nil? then
        t << @timestamp.to_kml(indent+4, 'gx')
    elsif not @timespan.nil? then
        t << @timespan.to_kml(indent+4, 'gx')
    end
    t << "#{ ' ' * indent }</#{ @className }>\n"
    t
end