Class: DocXify::Element::Image

Inherits:
Base
  • Object
show all
Defined in:
lib/docxify/element/image.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file, options = {}) ⇒ Image

Returns a new instance of Image.



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# File 'lib/docxify/element/image.rb', line 8

def initialize(file, options = {})
  super()
  @file = file

  @align = options[:align] || :left
  @after = options[:after]
  @height_cm = options[:height_cm]
  @width_cm = options[:width_cm]

  image_size = ImageSize.new(StringIO.new(file.data))

  if @height_cm.nil? || @width_cm.nil?
    @width = image_size.width
    @height = image_size.height
  end

  if @height_cm.nil? && @width_cm.nil?
    @height_cm = 5
  end

  if @height_cm.nil?
    @height_cm = @width_cm * image_size.height / image_size.width
  elsif @width_cm.nil?
    @width_cm = @height_cm * image_size.width / image_size.height
  end
end

Instance Attribute Details

#align ⇒ Object

Returns the value of attribute align.



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# File 'lib/docxify/element/image.rb', line 6

def align
  @align
end

#file ⇒ Object

Returns the value of attribute file.



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# File 'lib/docxify/element/image.rb', line 6

def file
  @file
end

#height_cm ⇒ Object

Returns the value of attribute height_cm.



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# File 'lib/docxify/element/image.rb', line 6

def height_cm
  @height_cm
end

#width_cm ⇒ Object

Returns the value of attribute width_cm.



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# File 'lib/docxify/element/image.rb', line 6

def width_cm
  @width_cm
end

Instance Method Details

#id ⇒ Object 



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# File 'lib/docxify/element/image.rb', line 35

def id
  rand(1_000_000_000)
end

#to_s(_container = nil) ⇒ Object 



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# File 'lib/docxify/element/image.rb', line 39

def to_s(_container = nil)
  xml = "<w:p>"

  xml << "<w:pPr>"
  if @align == :right
    xml << "<w:jc w:val=\"right\"/>"
  elsif @align == :center
    xml << "<w:jc w:val=\"center\"/>"
  end

  xml << "<w:spacing w:after=\"#{DocXify.pt2spacing @after}\"/>" if @after

  xml << "</w:pPr>"

  xml << <<~XML
      <w:r>
        <w:rPr>
          <w:noProof/>
        </w:rPr>
        <w:drawing>
          <wp:inline distB="0" distL="0" distR="0" distT="0">
            <wp:extent cx="#{DocXify.cm2emu(@width_cm)}" cy="#{DocXify.cm2emu(@height_cm)}"/>
            <wp:effectExtent b="0" l="0" r="0" t="0"/>
            <wp:docPr id="#{id}" name="Picture 1"/>
            <wp:cNvGraphicFramePr>
              <a:graphicFrameLocks noChangeAspect="1" xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main"/>
            </wp:cNvGraphicFramePr>
            <a:graphic xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main">
              <a:graphicData uri="http://schemas.openxmlformats.org/drawingml/2006/picture">
                <pic:pic xmlns:pic="http://schemas.openxmlformats.org/drawingml/2006/picture">
                  <pic:nvPicPr>
                    <pic:cNvPr id="#{id}" name="Picture #{id}"/>
                    <pic:cNvPicPr/>
                  </pic:nvPicPr>
                  <pic:blipFill>
                    <a:blip cstate="print" r:embed="#{@file.reference}">
                      <a:extLst>
                        <a:ext uri="{28A0092B-C50C-407E-A947-70E740481C1C}">
                          <a14:useLocalDpi val="0" xmlns:a14="http://schemas.microsoft.com/office/drawing/2010/main"/>
                        </a:ext>
                      </a:extLst>
                    </a:blip>
                    <a:stretch>
                      <a:fillRect/>
                    </a:stretch>
                  </pic:blipFill>
                  <pic:spPr>
                    <a:xfrm>
                      <a:off x="0" y="0"/>
                      <a:ext cx="#{DocXify.cm2emu(@width_cm)}" cy="#{DocXify.cm2emu(@height_cm)}"/>
                    </a:xfrm>
                    <a:prstGeom prst="rect">
                      <a:avLst/>
                    </a:prstGeom>
                  </pic:spPr>
                </pic:pic>
              </a:graphicData>
            </a:graphic>
          </wp:inline>
        </w:drawing>
      </w:r>
    </w:p>
  XML
end