From 1754a1f4511ef52f0a093dd0f9915196bd4261e7 Mon Sep 17 00:00:00 2001
From: Russell Cohen <rcoh@mit.edu>
Date: Thu, 25 Nov 2010 22:26:52 -0500
Subject: Renaming LayoutEngine to PixelAssembler

---
 operationscore/PixelAssembler.py | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 operationscore/PixelAssembler.py

(limited to 'operationscore/PixelAssembler.py')

diff --git a/operationscore/PixelAssembler.py b/operationscore/PixelAssembler.py
new file mode 100644
index 0000000..b6e35ac
--- /dev/null
+++ b/operationscore/PixelAssembler.py
@@ -0,0 +1,30 @@
+from operationscore.SmootCoreObject import *
+import Util
+import pdb
+class PixelAssembler(SmootCoreObject):
+    def init(self):
+        self.validateArgs('PixelAssembler.params')
+        self.initLayout()
+    def layoutFunc(self, lastLocation): #Must be defined by inheriting class.
+        #Returns tuple pair (x,y)
+        pass
+    def getPixelLocations(self): #returns a complete list of locations of Pixels
+        #for a strip
+        locations = [self.argDict['originLocation']]
+        for pixelIndex in range(self['numPixels']-1): #-1 because origin
+            #already exists
+            newLocation = self.layoutFunc(locations[-1]) 
+            if newLocation == None:
+                raise Exception('Location cannot be null.  layoutFunc not \
+                defined or improperly defined.')
+            if Util.dist(newLocation, locations[-1]) > \
+                    self['pixelToPixelSpacing']:
+                        raise Exception('Illegal pixel location.  Distance \
+                        between adjacent pixels must be less than \
+                        pixelToPixelSpacing.')
+            locations.append(newLocation)
+        return locations
+    def initLayout(self):
+        pass
+    def getStripArgs(self): #TODO: triage and remove
+        return self.argDict
-- 
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