Chris@1295: # The MIT License
Chris@1295: #
Chris@1295: # Permission is hereby granted, free of charge, to any person obtaining a copy
Chris@1295: # of this software and associated documentation files (the "Software"), to deal
Chris@1295: # in the Software without restriction, including without limitation the rights
Chris@1295: # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Chris@1295: # copies of the Software, and to permit persons to whom the Software is
Chris@1295: # furnished to do so, subject to the following conditions:
Chris@1295: #
Chris@1295: # The above copyright notice and this permission notice shall be included in
Chris@1295: # all copies or substantial portions of the Software.
Chris@1295: #
Chris@1295: # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Chris@1295: # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Chris@1295: # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
Chris@1295: # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Chris@1295: # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Chris@1295: # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Chris@1295: # THE SOFTWARE.
Chris@1295: #
Chris@1295: # This implements native php methods used by tcpdf, which have had to be
Chris@1295: # reimplemented within Ruby.
Chris@1295: 
Chris@1295: module RFPDF
Chris@1295: 
Chris@1295:   # http://uk2.php.net/getimagesize
Chris@1295:   def getimagesize(filename)
Chris@1295:     image = Magick::ImageList.new(filename)
Chris@1295:     
Chris@1295:     out = Hash.new
Chris@1295:     out[0] = image.columns
Chris@1295:     out[1] = image.rows
Chris@1295:     
Chris@1295:     # These are actually meant to return integer values But I couldn't seem to find anything saying what those values are.
Chris@1295:     # 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.
Chris@1295:     case image.mime_type
Chris@1295:     when "image/gif"
Chris@1295:       out[2] = "GIF"
Chris@1295:     when "image/jpeg"
Chris@1295:       out[2] = "JPEG"
Chris@1295:     when "image/png"
Chris@1295:       out[2] = "PNG"
Chris@1295:     when " 	image/vnd.wap.wbmp"
Chris@1295:       out[2] = "WBMP"
Chris@1295:     when "image/x-xpixmap"
Chris@1295:       out[2] = "XPM"
Chris@1295:     end
Chris@1295:     out[3] = "height=\"#{image.rows}\" width=\"#{image.columns}\""
Chris@1295:     out['mime'] = image.mime_type
Chris@1295:     
Chris@1295:     # This needs work to cover more situations
Chris@1295:     # I can't see how to just list the number of channels with ImageMagick / rmagick
Chris@1295:     if image.colorspace.to_s == "CMYKColorspace"
Chris@1295:         out['channels'] = 4
Chris@1295:     elsif image.colorspace.to_s == "RGBColorspace"
Chris@1295:       out['channels'] = 3
Chris@1295:     end
Chris@1295: 
Chris@1295:     out['bits'] = image.channel_depth
Chris@1295: 
Chris@1295:     out
Chris@1295:   end
Chris@1295:   
Chris@1295: end