1 files changed, 81 insertions, 0 deletions
diff --git a/ep_merger_straight.py b/ep_merger_straight.py
new file mode 100644
index 0000000..77ee0e1
--- /dev/null
+++ b/ep_merger_straight.py
@@ -0,0 +1,81 @@
+# coding: UTF8
+# Copyright 2009 Thomas Jourdan
+#
+# 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, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+import model_allele
+
+class StraightMerger(model_allele.Allele):
+    """StraightMerger
+    """
+
+    def __init__(self, trunk):
+        """Constructor for a simple merger."""
+        super(StraightMerger, self).__init__(trunk)
+
+    def __eq__(self, other):
+        """Equality based on same instance."""
+        equal = isinstance(other, StraightMerger)
+        return equal
+
+    def randomize(self):
+        """No member variables. Nothing to do."""
+        pass
+
+    def mutate(self):
+        """No member variables. Nothing to do."""
+        pass
+
+    def shuffle(self):
+        """No member variables. Nothing to do."""
+        pass
+
+    def crossingover(self, other):
+        """
+        pre: isinstance(other, StraightMerger)
+        pre: isinstance(self, StraightMerger)
+        # check for distinct references, needs to copy content, not references
+        post: __return__ is not self
+        post: __return__ is not other
+        """
+        new_one = StraightMerger(self.get_trunk())
+        return new_one
+
+    def draw_single_layer(self, single_layer, mask_layer, ctx, width, height):
+        """
+        pre: single_layer is not None
+        pre: ctx is not None
+        pre: width > 0
+        pre: height > 0
+        pre: width == height
+        """
+        # paint one layer
+        ctx.save()
+        single_layer.draw(ctx, width, height)
+        ctx.restore()
+
+    def explain(self):
+        return 'Straight merger', \
+               None, \
+               None
+
+    def copy(self):
+        """A copy constructor.
+        post: isinstance(__return__, StraightMerger)
+        # check for distinct references, needs to copy content, not references
+        post: __return__ is not self
+        """
+        new_one = StraightMerger(self.get_trunk())
+        return new_one