Merge pull request #23 from Skrupellos/regmarks

Regmarks -- Thanks!
I'll bump the version number and make a release with this!

sendto_silhouette.inx

@@ -54,6 +54,16 @@
       <param name="reversetoggle" type="boolean" _gui-text="Cut in opposite direction(s)">false</param>
     </page>
 
+    <page name='reg' _gui-text='Regmarks'>
+      <param name="regmark" type="boolean" _gui-text="The document has registration marks">false</param>
+      <param name="regmark_help" type="description">???</param>
+      <param name="regsearch" type="boolean" _gui-text="Search for the regitration marks">false</param>
+      <param name="regsearch_help" type="description">???</param>
+      <param name="regwidth" type="float" min="0.0" max="10000" _gui-text="X mark distance [mm]">180</param>
+      <param name="reglength" type="float" min="0.0" max="10000" _gui-text="Y mark distance [mm]">230</param>
+      <param name="regdistance_help" type="description">Distance of the registration mark edges</param>
+    </page>
+
     <page name='advanced' _gui-text='Advanced'>
       <param name="wait_done" type="boolean" _gui-text="Wait til done, after all data is sent">false</param>
       <param name="wait_done_help" type="description">Keep dialog open until device becomes idle again.</param>
@@ -62,6 +72,7 @@
       <param name="dummy"    type="boolean" _gui-text="Dummy device: Send to /tmp/silhouette.dump">false</param>
       <param name="dummy_help" type="description">Used for debugging and developent only!</param>
     </page>
+
     <page name='about' _gui-text='About'>
       <param name="about_who" type="description">inkscape-silhouette extension from https://github.com/jnweiger/inkscape-silhouette by Jürgen Weigert [juewei@fabmail.org]</param>
       <!-- Keep in sync with sendto_silhouette.py line 103 __version__ = ... -->
@@ -75,6 +86,7 @@
       <submenu _name="Export"/>
     </effects-menu>
   </effect>
+
   <script>
       <command reldir="extensions" interpreter="python">sendto_silhouette.py</command>
   </script>

sendto_silhouette.py

@@ -272,6 +272,16 @@ def __init__(self):
           type = 'float', dest = 'x_off', default = 0.0, help="X-Offset [mm]")
     self.OptionParser.add_option('-y', '--y-off', '--y_off', action = 'store',
           type = 'float', dest = 'y_off', default = 0.0, help="Y-Offset [mm]")
+    self.OptionParser.add_option('-R', '--regmark',
+          action = 'store', dest = 'regmark', type = 'inkbool', default = False,
+          help="The document has registration marks.")
+    self.OptionParser.add_option('--regsearch',
+          action = 'store', dest = 'regsearch', type = 'inkbool', default = False,
+          help="Search for the regitration marks.")
+    self.OptionParser.add_option('-X', '--reg-x', '--regwidth', action = 'store',
+          type = 'float', dest = 'regwidth', default = 18.0, help="X mark distance [mm]")
+    self.OptionParser.add_option('-Y', '--reg-y', '--reglength', action = 'store',
+          type = 'float', dest = 'reglength', default = 230.0, help="Y mark distance [mm]")
 
   def version(self):
     return __version__
@@ -979,7 +989,10 @@ def write_progress(done, total, msg):
         mediawidth=px2mm(self.docWidth),
         mediaheight=px2mm(self.docHeight),
         margintop=0, marginleft=0,
-        bboxonly=None)         # only return the bbox, do not draw it.
+        bboxonly=None,         # only return the bbox, do not draw it.
+        regmark=self.options.regmark,regsearch=self.options.regsearch,
+        regwidth=self.options.regwidth,reglength=self.options.reglength)
+
       if len(bbox['bbox'].keys()):
         print >>self.tty, "autocrop left=%.1fmm top=%.1fmm" % (
           bbox['bbox']['llx']*bbox['unit'],
@@ -991,7 +1004,9 @@ def write_progress(done, total, msg):
       mediawidth=px2mm(self.docWidth),
       mediaheight=px2mm(self.docHeight),
       offset=(self.options.x_off,self.options.y_off),
-      bboxonly=self.options.bboxonly)
+      bboxonly=self.options.bboxonly,
+      regmark=self.options.regmark,regsearch=self.options.regsearch,
+      regwidth=self.options.regwidth,reglength=self.options.reglength)
     if len(bbox['bbox'].keys()) == 0:
       print >>self.tty, "empty page?"
       print >>sys.stderr, "empty page?"

silhouette/Graphtec.py

@@ -604,7 +604,10 @@ def plot_cmds(s, plist, bbox, x_off_mm, y_off_mm):
     return plotcmds
 
 
-  def plot(s, mediawidth=210.0, mediaheight=297.0, margintop=None, marginleft=None, pathlist=None, offset=None, bboxonly=False, end_paper_offset=0, no_trailer=False):
+  def plot(s, mediawidth=210.0, mediaheight=297.0, margintop=None,
+           marginleft=None, pathlist=None, offset=None, bboxonly=False,
+           end_paper_offset=0, no_trailer=False, regmark=False, regsearch=False,
+           regwidth=180, reglength=230):
     """plot sends the pathlist to the device (real or dummy) and computes the
        bounding box of the pathlist, which is returned.
 
@@ -675,11 +678,37 @@ def plot(s, mediawidth=210.0, mediaheight=297.0, margintop=None, marginleft=None
         offset = (offset, 0)
 
     s.write("FU%d,%d\x03" % (height-top, width-left))
-    s.write("FM1\x03")          # // ?
-    if s.regmark:
-      raise ValueError("regmark code not impl. see robocut/Plotter.cpp:446")
+    s.write("FN0\x03")          # // ?
+    if regmark:
+      s.write("TB50,0\x03") #only with registration (it was TB50,1) ???
+      s.write("TB99\x03")
+      s.write("TB52,2\x03")
+      s.write("TB51,400\x03")
+      s.write("TB53,10\x03")
+      s.write("TB55,1\x03")
+
+      if regsearch:
+        cmd="123"
+      else:
+        cmd="23"
+      ## registration mark test /1-2: 180.0mm / 1-3: 230.0mm (origin 15mmx20mm)
+      s.write("TB%s,%i,%i,118,18\x03" % (cmd, regwidth * 20.0, reglength * 20.0))
+
+      s.write("FQ5\x03") ## only with registration ???
+      resp = s.read(timeout=40000) ## Allow 20s for reply...
+      if resp != "    0\x03":
+        raise ValueError("Couldn't find registration marks. %s" % str(resp))
+
+      ## Looks like if the reg marks work it gets 3 messages back (if it fails it times out because it only gets the first message)
+      resp = s.read(timeout=40000) ## Allow 20s for reply...
+      if resp != "    0\x03":
+        raise ValueError("Couldn't find registration marks.")
+
+      #resp = s.read(timeout=40000) ## Allow 20s for reply...
+      #if resp != "    1\x03":
+        #raise ValueError("Couldn't find registration marks.")
     else:
-      s.write("TB50,1\x03")     #; // ???
+      s.write("TB50,1\x03")     # ???
 
     # // I think this is the feed command. Sometimes it is 5588 - maybe a maximum?
     s.write("FO%d\x03" % (height-top))