Class: ElementText

Inherits:
ElementSvg show all
Defined in:
lib/render_svg3.rb

Instance Method Summary collapse

Methods inherited from ElementSvg

#get_style_properties, #initialize_variables, #load_properties, #load_renderer, #parse_style, #scale, #scale=, #text, #text=, #x_offset, #x_offset=, #y_offset, #y_offset=

Constructor Details

#initialize ⇒ ElementText

Returns a new instance of ElementText.



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# File 'lib/render_svg3.rb', line 177

def initialize()
  super
  local_properties = {'x' => '','y' => '', 'fill' => '', 'font-size' => '15'}
  @property.merge!(local_properties)
  @style_property = {'font-size' => '', 'font-style' => '', 'font-weight' => '', 
                     'fill' => '', 'fill-opacity' => '', 'stroke' => '', 'font-family' => '', 'text-align' => 'start'}
  @type = :text
end

Instance Method Details

#invoke ⇒ Object 



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# File 'lib/render_svg3.rb', line 186

def invoke()
  puts " -- render the 'text' element" 
  render_element()
end

#render_element ⇒ Object 



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# File 'lib/render_svg3.rb', line 191

def render_element()
  super do
    h = @property; style = @style_property
    style.delete_if {|key, value| value.empty?}
    h.merge! style
    x, y =  h['x'].to_i,  h['y'].to_i
    font_size = (h['font-size'].to_f * 0.0625) unless h['font-size'].empty?

    
    fill = h['fill']
    text2 = self.text
    text_align = h['text-align'] 
    @style_property['text-align'] = 'start'
    #@style_property = {'font-size' => '', 'font-style' => '', 'font-weight' => '', 
     #                'fill' => '', 'fill-opacity' => '', 'stroke' => '', 'font-family' => '', 'text-align' => 'start'}
    #puts 'xzx ' + text2 + 'xzx'
   
    #stroke_width = hs['stroke-width'].to_i
    #r,g,b = hs['stroke'].match(/rgb\((\d{1,5}),(\d{1,5}),(\d{1,5})\)/).captures
    #puts 'x0xx ' + font_size.to_s + ' y0yy'
    #scale = run_projectx('registry', 'get-key', :path => 'app/svg_viewer/scale').first.to_f
    x, y, font_size = [x, y, font_size].map {|x| x * @@scale }
    #x_offset = -40
    x += @@x_offset * @@scale
    y += @@y_offset * @@scale
    #puts 'x1xx ' + font_size.to_s + ' y1yy'

    {:x => x, :y => y, :text => text2, :style => {:fill => fill, :text_align => text_align}, :font => {:size => font_size}}
  end
end