Surface (#380)

* [ADD] viewer for SurfaceFile

* [FIX] Rename AscFile model

* [ADD] ability to open *.gz surface

* [ADD] single file version of MiDeFace (#381)

Co-authored-by: natacha-beck <natacha.beck@mcgill.ca>

* [FIX] call of content_userfile_path

* [FIX] singlefile surface viewer

---------

Co-authored-by: natacha-beck <natacha.beck@mcgill.ca>

Author: natacha-beck

userfiles/asc3d_file/asc3d_file.rb

@@ -0,0 +1,43 @@
+
+#
+# CBRAIN Project
+#
+# Copyright (C) 2008-2026
+# The Royal Institution for the Advancement of Learning
+# McGill University
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+# Model for a FreeSurfer ASCII 3D object file.
+class Asc3dFile < SurfaceFile
+
+  Revision_info=CbrainFileRevision[__FILE__] #:nodoc:
+
+  def self.file_name_pattern #:nodoc:
+    /\.asc(\.gz|\.Z|\.bz2)?$/i
+  end
+
+  def self.pretty_type #:nodoc:
+    "FreeSurfer ASCII"
+  end
+
+
+  # Return file format used by BrainBrowser
+  def brainbrowser_file_format
+    return "freesurferasc"
+  end
+
+end
+