Class: PPTX::Shapes::Shape

Inherits:
Object
  • Object
show all
Defined in:
lib/pptx/shapes/shape.rb

Direct Known Subclasses

FilledRectangle, Picture, Textbox

Instance Method Summary collapse

Constructor Details

#initialize(transform) ⇒ Shape 



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# File 'lib/pptx/shapes/shape.rb', line 4

def initialize(transform)
  @transform = transform
end

Instance Method Details

#base_node ⇒ Object 



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# File 'lib/pptx/shapes/shape.rb', line 8

def base_node
  @base_node ||= Nokogiri::XML::DocumentFragment.parse(base_xml).tap do |node|
    set_shape_properties(node, *@transform)
  end
end

#build_solid_fill(rgb_color) ⇒ Object 



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# File 'lib/pptx/shapes/shape.rb', line 33

def build_solid_fill(rgb_color)
  fill_xml = """
  <a:solidFill xmlns:a='http://schemas.openxmlformats.org/drawingml/2006/main'>
    <a:srgbClr val='SETME'/>
  </a:solidFill>
  """

  Nokogiri::XML::DocumentFragment.parse(fill_xml).tap do |node|
    node.xpath('.//a:srgbClr', a: DRAWING_NS).first['val'] = rgb_color
  end
end

#set_shape_properties(node, x, y, width, height) ⇒ Object 



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# File 'lib/pptx/shapes/shape.rb', line 14

def set_shape_properties(node, x, y, width, height)
  xml = """
    <p:spPr xmlns:a='http://schemas.openxmlformats.org/drawingml/2006/main'
            xmlns:p='http://schemas.openxmlformats.org/presentationml/2006/main'>
        <a:xfrm>
            <a:off x='#{x.to_i}' y='#{y.to_i}'/>
            <a:ext cx='#{width.to_i}' cy='#{height.to_i}'/>
        </a:xfrm>
        <a:prstGeom prst='rect'>
            <a:avLst/>
        </a:prstGeom>
    </p:spPr>
    """

  node.xpath('.//p:spPr', p: Presentation::NS)
      .first
      .replace(Nokogiri::XML::DocumentFragment.parse(xml))
end