X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fcommands%2FSlideSequencesCommand.java;fp=src%2Fjalview%2Fcommands%2FSlideSequencesCommand.java;h=21385adf84c3ead4be6f9316888cf9a8e5eaebca;hb=ea1bc94cb0d4ea4b877101cb7d93283ed4a199fe;hp=0000000000000000000000000000000000000000;hpb=b27c30fe54e3b87c964cd9051b3e6acd41617a61;p=jalview.git

diff --git a/src/jalview/commands/SlideSequencesCommand.java b/src/jalview/commands/SlideSequencesCommand.java
new file mode 100644
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+++ b/src/jalview/commands/SlideSequencesCommand.java
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+
+/*
+* Jalview - A Sequence Alignment Editor and Viewer
+* Copyright (C) 2007 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
+*
+* 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 2
+* 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 Street, Fifth Floor, Boston, MA  02110-1301, USA
+*/
+
+package jalview.commands;
+
+import jalview.datamodel.*;
+
+public class SlideSequencesCommand extends EditCommand
+{
+  boolean gapsInsertedBegin = false;
+
+  public SlideSequencesCommand(String description,
+                               SequenceI[] seqsLeft,
+                               SequenceI[] seqsRight,
+                               int slideSize,
+                               char gapChar)
+  {
+    this.description = description;
+
+    int lSize = seqsLeft.length;
+    gapsInsertedBegin = false;
+    int i, j;
+    for (i = 0; i < lSize; i++)
+    {
+      for (j = 0; j < slideSize; j++)
+        if (!jalview.util.Comparison.isGap(seqsLeft[i].getCharAt(j)))
+        {
+          gapsInsertedBegin = true;
+          break;
+        }
+    }
+
+    if (!gapsInsertedBegin)
+      edits = new Edit[]
+          {  new Edit(DELETE_GAP, seqsLeft, 0, slideSize, gapChar)};
+    else
+      edits = new Edit[]
+          {  new Edit(INSERT_GAP, seqsRight, 0, slideSize, gapChar)};
+
+    performEdit(0);
+  }
+
+  public boolean getGapsInsertedBegin()
+  {
+    return gapsInsertedBegin;
+  }
+
+  public boolean appendSlideCommand(SlideSequencesCommand command)
+  {
+    boolean same = false;
+
+    if(command.edits[0].seqs.length==edits[0].seqs.length)
+    {
+      same = true;
+      for (int i = 0; i < command.edits[0].seqs.length; i++)
+      {
+        if (edits[0].seqs[i] != command.edits[0].seqs[i])
+        {
+          same = false;
+        }
+      }
+    }
+
+    if(same)
+    {
+      Edit[] temp = new Edit[command.edits.length + 1];
+      System.arraycopy(command.edits, 0, temp, 0, command.edits.length);
+      command.edits = temp;
+      command.edits[command.edits.length - 1] = edits[0];
+    }
+
+    return same;
+  }
+}
+
+