Module: RFPDF

Included in:
FPDF, TCPDF
Defined in:
lib/plugins/rfpdf/lib/core/rmagick.rb,
lib/plugins/rfpdf/lib/rfpdf/errors.rb,
lib/plugins/rfpdf/lib/rfpdf/action_view.rb,
lib/plugins/rfpdf/lib/core/image_science.rb,
lib/plugins/rfpdf/lib/rfpdf/action_controller.rb,
lib/plugins/rfpdf/lib/rfpdf/template_handlers/base.rb,
lib/plugins/rfpdf/lib/rfpdf/template_handler/compile_support.rb

Overview

The MIT License

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

This implements native php methods used by tcpdf, which have had to be reimplemented within Ruby.

Defined Under Namespace

Modules: ActionController, ActionView, Errors, Math, TemplateHandler, TemplateHandlers

Instance Method Summary (collapse)

Instance Method Details

- (Object) getimagesize(filename)

uk2.php.net/getimagesize



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# File 'lib/plugins/rfpdf/lib/core/rmagick.rb', line 27

def getimagesize(filename)
  image = Magick::ImageList.new(filename)
  
  out = Hash.new
  out[0] = image.columns
  out[1] = image.rows
  
  # These are actually meant to return integer values But I couldn't seem to find anything saying what those values are.
  # So for now they return strings. The only place that uses this at the moment is the parsejpeg method, so I've changed that too.
  case image.mime_type
  when "image/gif"
    out[2] = "GIF"
  when "image/jpeg"
    out[2] = "JPEG"
  when "image/png"
    out[2] = "PNG"
  when " 	image/vnd.wap.wbmp"
    out[2] = "WBMP"
  when "image/x-xpixmap"
    out[2] = "XPM"
  end
  out[3] = "height=\"#{image.rows}\" width=\"#{image.columns}\""
  out['mime'] = image.mime_type
  
  # This needs work to cover more situations
  # I can't see how to just list the number of channels with ImageMagick / rmagick
  if image.colorspace.to_s == "CMYKColorspace"
      out['channels'] = 4
  elsif image.colorspace.to_s == "RGBColorspace"
    out['channels'] = 3
  end

  out['bits'] = image.channel_depth

  out
end