2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2006 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
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5 * This program is free software; you can redistribute it and/or
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6 * modify it under the terms of the GNU General Public License
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7 * as published by the Free Software Foundation; either version 2
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8 * of the License, or (at your option) any later version.
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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19 package jalview.commands;
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21 import jalview.util.ShiftList;
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22 import jalview.datamodel.*;
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23 import java.util.Vector;
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25 public class TrimRegionCommand
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28 public static String TRIM_LEFT = "TrimLeft";
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29 public static String TRIM_RIGHT = "TrimRight";
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31 public ColumnSelection colSel = null;
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35 ShiftList shiftList;
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37 SequenceGroup selectionGroup;
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39 Vector deletedHiddenColumns;
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41 public TrimRegionCommand(String description,
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46 ColumnSelection colSel,
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47 SequenceGroup selectedRegion)
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49 this.description = description;
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50 this.selectionGroup = selectedRegion;
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51 this.colSel = colSel;
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52 if (command.equalsIgnoreCase(TRIM_LEFT))
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54 edits = new Edit[] { new Edit(CUT, seqs, 0, column, al)};
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56 else if (command.equalsIgnoreCase(TRIM_RIGHT))
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59 { new Edit(CUT, seqs, column+1, al.getWidth() - column, al)};
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62 //We need to keep a record of the sequence start
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63 //in order to restore the state after a redo
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64 int i, isize = edits[0].seqs.length;
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65 start = new int[isize];
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66 for(i=0; i<isize; i++)
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67 start[i] = edits[0].seqs[i].getStart();
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72 void cut(Edit command)
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74 int column, j, jSize = command.seqs.length;
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75 for (j = 0; j < jSize; j++)
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77 if(command.position==0)
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79 //This is a TRIM_LEFT command
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80 column = command.seqs[j].findPosition(command.number);
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81 command.seqs[j].setStart(column);
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85 //This is a TRIM_RIGHT command
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86 column = command.seqs[j].findPosition(command.position)-1;
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87 command.seqs[j].setEnd(column);
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93 if (command.position == 0)
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95 deletedHiddenColumns = colSel.compensateForEdit(0, command.number);
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96 if(selectionGroup!=null)
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97 selectionGroup.adjustForRemoveLeft(command.number);
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101 deletedHiddenColumns = colSel.compensateForEdit(command.position, command.number);
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102 if(selectionGroup!=null)
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103 selectionGroup.adjustForRemoveRight(command.position);
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107 void paste(Edit command)
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109 super.paste(command);
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110 int column, j, jSize = command.seqs.length;
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111 for (j = 0; j < jSize; j++)
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113 if(command.position==0)
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115 command.seqs[j].setStart(start[j]);
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119 column = command.seqs[j]
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120 .findPosition(command.number+command.position)-1;
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121 command.seqs[j].setEnd(column);
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125 if (command.position == 0)
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127 colSel.compensateForEdit(0, -command.number);
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128 if(selectionGroup!=null)
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129 selectionGroup.adjustForRemoveLeft(-command.number);
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132 if (deletedHiddenColumns != null)
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135 for (int i = 0; i < deletedHiddenColumns.size(); i++)
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137 region = (int[]) deletedHiddenColumns.elementAt(i);
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138 colSel.hideColumns(region[0], region[1]);
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