/* * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) * Copyright (C) $$Year-Rel$$ The Jalview Authors * * This file is part of Jalview. * * Jalview 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. * * Jalview 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 Jalview. If not, see . * The Jalview Authors are detailed in the 'AUTHORS' file. */ package jalview.gui; import jalview.api.AlignViewportI; import jalview.bin.Cache; import jalview.commands.EditCommand; import jalview.commands.EditCommand.Action; import jalview.commands.EditCommand.Edit; import jalview.datamodel.AlignmentAnnotation; import jalview.datamodel.AlignmentI; import jalview.datamodel.ColumnSelection; import jalview.datamodel.HiddenColumns; import jalview.datamodel.SearchResultMatchI; import jalview.datamodel.SearchResults; import jalview.datamodel.SearchResultsI; import jalview.datamodel.Sequence; import jalview.datamodel.SequenceFeature; import jalview.datamodel.SequenceGroup; import jalview.datamodel.SequenceI; import jalview.io.SequenceAnnotationReport; import jalview.renderer.ResidueShaderI; import jalview.schemes.ResidueProperties; import jalview.structure.SelectionListener; import jalview.structure.SelectionSource; import jalview.structure.SequenceListener; import jalview.structure.StructureSelectionManager; import jalview.structure.VamsasSource; import jalview.util.Comparison; import jalview.util.MappingUtils; import jalview.util.MessageManager; import jalview.util.Platform; import jalview.viewmodel.AlignmentViewport; import jalview.viewmodel.ViewportRanges; import java.awt.BorderLayout; import java.awt.Color; import java.awt.Font; import java.awt.FontMetrics; import java.awt.Point; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.awt.event.MouseMotionListener; import java.awt.event.MouseWheelEvent; import java.awt.event.MouseWheelListener; import java.util.Collections; import java.util.List; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JToolTip; import javax.swing.SwingUtilities; import javax.swing.Timer; import javax.swing.ToolTipManager; /** * The main scrollable region containing the alignment and just to the right of * the IDPanel. * * @author $author$ * @version $Revision: 1.130 $ */ public class SeqPanel extends JPanel implements MouseListener, MouseMotionListener, MouseWheelListener, SequenceListener, SelectionListener { /* * a class that holds computed mouse position * - column of the alignment (0...) * - sequence offset (0...) * - annotation row offset (0...) * where annotation offset is -1 unless the alignment is shown * in wrapped mode, annotations are shown, and the mouse is * over an annnotation row */ static class MousePos { /* * alignment column position of cursor (0...) */ final int column; /* * index in alignment of sequence under cursor, * or nearest above if cursor is not over a sequence */ final int seqIndex; /* * index in annotations array of annotation under the cursor * (only possible in wrapped mode with annotations shown), * or -1 if cursor is not over an annotation row */ final int annotationIndex; MousePos(int col, int seq, int ann) { column = col; seqIndex = seq; annotationIndex = ann; } boolean isOverAnnotation() { return annotationIndex != -1; } @Override public boolean equals(Object obj) { if (obj == null || !(obj instanceof MousePos)) { return false; } MousePos o = (MousePos) obj; boolean b = (column == o.column && seqIndex == o.seqIndex && annotationIndex == o.annotationIndex); return b; } /** * A simple hashCode that ensures that instances that satisfy equals() have * the same hashCode */ @Override public int hashCode() { return column + seqIndex + annotationIndex; } /** * toString method for debug output purposes only */ @Override public String toString() { return String.format("c%d:s%d:a%d", column, seqIndex, annotationIndex); } } private static final int MAX_TOOLTIP_LENGTH = 300; public SeqCanvas seqCanvas; public AlignmentPanel ap; /* * last position for mouseMoved event */ private MousePos lastMousePosition; protected int editLastRes; protected int editStartSeq; protected AlignViewport av; ScrollThread scrollThread = null; boolean mouseDragging = false; boolean editingSeqs = false; boolean groupEditing = false; // //////////////////////////////////////// // ///Everything below this is for defining the boundary of the rubberband // //////////////////////////////////////// int oldSeq = -1; boolean changeEndSeq = false; boolean changeStartSeq = false; boolean changeEndRes = false; boolean changeStartRes = false; SequenceGroup stretchGroup = null; boolean remove = false; Point lastMousePress; boolean mouseWheelPressed = false; StringBuffer keyboardNo1; StringBuffer keyboardNo2; java.net.URL linkImageURL; private final SequenceAnnotationReport seqARep; StringBuilder tooltipText = new StringBuilder(); String tmpString; EditCommand editCommand; StructureSelectionManager ssm; SearchResultsI lastSearchResults; /** * Create a new SeqPanel. * * @param viewport * @param alignPanel */ public SeqPanel(AlignViewport viewport, AlignmentPanel alignPanel) { linkImageURL = getClass().getResource("/images/link.gif"); seqARep = new SequenceAnnotationReport(linkImageURL.toString()); ToolTipManager.sharedInstance().registerComponent(this); ToolTipManager.sharedInstance().setInitialDelay(0); ToolTipManager.sharedInstance().setDismissDelay(10000); this.av = viewport; setBackground(Color.white); seqCanvas = new SeqCanvas(alignPanel); setLayout(new BorderLayout()); add(seqCanvas, BorderLayout.CENTER); this.ap = alignPanel; if (!viewport.isDataset()) { addMouseMotionListener(this); addMouseListener(this); addMouseWheelListener(this); ssm = viewport.getStructureSelectionManager(); ssm.addStructureViewerListener(this); ssm.addSelectionListener(this); } } int startWrapBlock = -1; int wrappedBlock = -1; /** * Computes the column and sequence row (and possibly annotation row when in * wrapped mode) for the given mouse position * * @param evt * @return */ MousePos findMousePosition(MouseEvent evt) { int col = findColumn(evt); int seqIndex = -1; int annIndex = -1; int y = evt.getY(); int charHeight = av.getCharHeight(); int alignmentHeight = av.getAlignment().getHeight(); if (av.getWrapAlignment()) { seqCanvas.calculateWrappedGeometry(seqCanvas.getWidth(), seqCanvas.getHeight()); /* * yPos modulo height of repeating width */ int yOffsetPx = y % seqCanvas.wrappedRepeatHeightPx; /* * height of sequences plus space / scale above, * plus gap between sequences and annotations */ int alignmentHeightPixels = seqCanvas.wrappedSpaceAboveAlignment + alignmentHeight * charHeight + SeqCanvas.SEQS_ANNOTATION_GAP; if (yOffsetPx >= alignmentHeightPixels) { /* * mouse is over annotations; find annotation index, also set * last sequence above (for backwards compatible behaviour) */ AlignmentAnnotation[] anns = av.getAlignment() .getAlignmentAnnotation(); int rowOffsetPx = yOffsetPx - alignmentHeightPixels; annIndex = AnnotationPanel.getRowIndex(rowOffsetPx, anns); seqIndex = alignmentHeight - 1; } else { /* * mouse is over sequence (or the space above sequences) */ yOffsetPx -= seqCanvas.wrappedSpaceAboveAlignment; if (yOffsetPx >= 0) { seqIndex = Math.min(yOffsetPx / charHeight, alignmentHeight - 1); } } } else { ViewportRanges ranges = av.getRanges(); seqIndex = Math.min((y / charHeight) + ranges.getStartSeq(), alignmentHeight - 1); seqIndex = Math.min(seqIndex, ranges.getEndSeq()); } return new MousePos(col, seqIndex, annIndex); } /** * Returns the aligned sequence position (base 0) at the mouse position, or * the closest visible one * * @param evt * @return */ int findColumn(MouseEvent evt) { int res = 0; int x = evt.getX(); final int startRes = av.getRanges().getStartRes(); final int charWidth = av.getCharWidth(); if (av.getWrapAlignment()) { int hgap = av.getCharHeight(); if (av.getScaleAboveWrapped()) { hgap += av.getCharHeight(); } int cHeight = av.getAlignment().getHeight() * av.getCharHeight() + hgap + seqCanvas.getAnnotationHeight(); int y = evt.getY(); y = Math.max(0, y - hgap); x -= seqCanvas.getLabelWidthWest(); if (x < 0) { // mouse is over left scale return -1; } int cwidth = seqCanvas.getWrappedCanvasWidth(this.getWidth()); if (cwidth < 1) { return 0; } if (x >= cwidth * charWidth) { // mouse is over right scale return -1; } wrappedBlock = y / cHeight; wrappedBlock += startRes / cwidth; // allow for wrapped view scrolled right (possible from Overview) int startOffset = startRes % cwidth; res = wrappedBlock * cwidth + startOffset + Math.min(cwidth - 1, x / charWidth); } else { /* * make sure we calculate relative to visible alignment, * rather than right-hand gutter */ x = Math.min(x, seqCanvas.getX() + seqCanvas.getWidth()); res = (x / charWidth) + startRes; res = Math.min(res, av.getRanges().getEndRes()); } if (av.hasHiddenColumns()) { res = av.getAlignment().getHiddenColumns() .visibleToAbsoluteColumn(res); } return res; } /** * When all of a sequence of edits are complete, put the resulting edit list * on the history stack (undo list), and reset flags for editing in progress. */ void endEditing() { try { if (editCommand != null && editCommand.getSize() > 0) { ap.alignFrame.addHistoryItem(editCommand); av.firePropertyChange("alignment", null, av.getAlignment().getSequences()); } } finally { /* * Tidy up come what may... */ editStartSeq = -1; editLastRes = -1; editingSeqs = false; groupEditing = false; keyboardNo1 = null; keyboardNo2 = null; editCommand = null; } } void setCursorRow() { seqCanvas.cursorY = getKeyboardNo1() - 1; scrollToVisible(true); } void setCursorColumn() { seqCanvas.cursorX = getKeyboardNo1() - 1; scrollToVisible(true); } void setCursorRowAndColumn() { if (keyboardNo2 == null) { keyboardNo2 = new StringBuffer(); } else { seqCanvas.cursorX = getKeyboardNo1() - 1; seqCanvas.cursorY = getKeyboardNo2() - 1; scrollToVisible(true); } } void setCursorPosition() { SequenceI sequence = av.getAlignment().getSequenceAt(seqCanvas.cursorY); seqCanvas.cursorX = sequence.findIndex(getKeyboardNo1()) - 1; scrollToVisible(true); } void moveCursor(int dx, int dy) { seqCanvas.cursorX += dx; seqCanvas.cursorY += dy; HiddenColumns hidden = av.getAlignment().getHiddenColumns(); if (av.hasHiddenColumns() && !hidden.isVisible(seqCanvas.cursorX)) { int original = seqCanvas.cursorX - dx; int maxWidth = av.getAlignment().getWidth(); if (!hidden.isVisible(seqCanvas.cursorX)) { int visx = hidden.absoluteToVisibleColumn(seqCanvas.cursorX - dx); int[] region = hidden.getRegionWithEdgeAtRes(visx); if (region != null) // just in case { if (dx == 1) { // moving right seqCanvas.cursorX = region[1] + 1; } else if (dx == -1) { // moving left seqCanvas.cursorX = region[0] - 1; } } seqCanvas.cursorX = (seqCanvas.cursorX < 0) ? 0 : seqCanvas.cursorX; } if (seqCanvas.cursorX >= maxWidth || !hidden.isVisible(seqCanvas.cursorX)) { seqCanvas.cursorX = original; } } scrollToVisible(false); } /** * Scroll to make the cursor visible in the viewport. * * @param jump * just jump to the location rather than scrolling */ void scrollToVisible(boolean jump) { if (seqCanvas.cursorX < 0) { seqCanvas.cursorX = 0; } else if (seqCanvas.cursorX > av.getAlignment().getWidth() - 1) { seqCanvas.cursorX = av.getAlignment().getWidth() - 1; } if (seqCanvas.cursorY < 0) { seqCanvas.cursorY = 0; } else if (seqCanvas.cursorY > av.getAlignment().getHeight() - 1) { seqCanvas.cursorY = av.getAlignment().getHeight() - 1; } endEditing(); boolean repaintNeeded = true; if (jump) { // only need to repaint if the viewport did not move, as otherwise it will // get a repaint repaintNeeded = !av.getRanges().setViewportLocation(seqCanvas.cursorX, seqCanvas.cursorY); } else { if (av.getWrapAlignment()) { // scrollToWrappedVisible expects x-value to have hidden cols subtracted int x = av.getAlignment().getHiddenColumns() .absoluteToVisibleColumn(seqCanvas.cursorX); av.getRanges().scrollToWrappedVisible(x); } else { av.getRanges().scrollToVisible(seqCanvas.cursorX, seqCanvas.cursorY); } } if (av.getAlignment().getHiddenColumns().isVisible(seqCanvas.cursorX)) { setStatusMessage(av.getAlignment().getSequenceAt(seqCanvas.cursorY), seqCanvas.cursorX, seqCanvas.cursorY); } if (repaintNeeded) { seqCanvas.repaint(); } } void setSelectionAreaAtCursor(boolean topLeft) { SequenceI sequence = av.getAlignment().getSequenceAt(seqCanvas.cursorY); if (av.getSelectionGroup() != null) { SequenceGroup sg = av.getSelectionGroup(); // Find the top and bottom of this group int min = av.getAlignment().getHeight(), max = 0; for (int i = 0; i < sg.getSize(); i++) { int index = av.getAlignment().findIndex(sg.getSequenceAt(i)); if (index > max) { max = index; } if (index < min) { min = index; } } max++; if (topLeft) { sg.setStartRes(seqCanvas.cursorX); if (sg.getEndRes() < seqCanvas.cursorX) { sg.setEndRes(seqCanvas.cursorX); } min = seqCanvas.cursorY; } else { sg.setEndRes(seqCanvas.cursorX); if (sg.getStartRes() > seqCanvas.cursorX) { sg.setStartRes(seqCanvas.cursorX); } max = seqCanvas.cursorY + 1; } if (min > max) { // Only the user can do this av.setSelectionGroup(null); } else { // Now add any sequences between min and max sg.getSequences(null).clear(); for (int i = min; i < max; i++) { sg.addSequence(av.getAlignment().getSequenceAt(i), false); } } } if (av.getSelectionGroup() == null) { SequenceGroup sg = new SequenceGroup(); sg.setStartRes(seqCanvas.cursorX); sg.setEndRes(seqCanvas.cursorX); sg.addSequence(sequence, false); av.setSelectionGroup(sg); } ap.paintAlignment(false, false); av.sendSelection(); } void insertGapAtCursor(boolean group) { groupEditing = group; editStartSeq = seqCanvas.cursorY; editLastRes = seqCanvas.cursorX; editSequence(true, false, seqCanvas.cursorX + getKeyboardNo1()); endEditing(); } void deleteGapAtCursor(boolean group) { groupEditing = group; editStartSeq = seqCanvas.cursorY; editLastRes = seqCanvas.cursorX + getKeyboardNo1(); editSequence(false, false, seqCanvas.cursorX); endEditing(); } void insertNucAtCursor(boolean group, String nuc) { // TODO not called - delete? groupEditing = group; editStartSeq = seqCanvas.cursorY; editLastRes = seqCanvas.cursorX; editSequence(false, true, seqCanvas.cursorX + getKeyboardNo1()); endEditing(); } void numberPressed(char value) { if (keyboardNo1 == null) { keyboardNo1 = new StringBuffer(); } if (keyboardNo2 != null) { keyboardNo2.append(value); } else { keyboardNo1.append(value); } } int getKeyboardNo1() { try { if (keyboardNo1 != null) { int value = Integer.parseInt(keyboardNo1.toString()); keyboardNo1 = null; return value; } } catch (Exception x) { } keyboardNo1 = null; return 1; } int getKeyboardNo2() { try { if (keyboardNo2 != null) { int value = Integer.parseInt(keyboardNo2.toString()); keyboardNo2 = null; return value; } } catch (Exception x) { } keyboardNo2 = null; return 1; } /** * DOCUMENT ME! * * @param evt * DOCUMENT ME! */ @Override public void mouseReleased(MouseEvent evt) { MousePos pos = findMousePosition(evt); if (pos.isOverAnnotation() || pos.seqIndex == -1 || pos.column == -1) { return; } boolean didDrag = mouseDragging; // did we come here after a drag mouseDragging = false; mouseWheelPressed = false; if (evt.isPopupTrigger()) // Windows: mouseReleased { showPopupMenu(evt, pos); evt.consume(); return; } if (editingSeqs) { endEditing(); } else { doMouseReleasedDefineMode(evt, didDrag); } } /** * DOCUMENT ME! * * @param evt * DOCUMENT ME! */ @Override public void mousePressed(MouseEvent evt) { lastMousePress = evt.getPoint(); MousePos pos = findMousePosition(evt); if (pos.isOverAnnotation() || pos.seqIndex == -1 || pos.column == -1) { return; } if (SwingUtilities.isMiddleMouseButton(evt)) { mouseWheelPressed = true; return; } boolean isControlDown = Platform.isControlDown(evt); if (evt.isShiftDown() || isControlDown) { editingSeqs = true; if (isControlDown) { groupEditing = true; } } else { doMousePressedDefineMode(evt, pos); return; } int seq = pos.seqIndex; int res = pos.column; if ((seq < av.getAlignment().getHeight()) && (res < av.getAlignment().getSequenceAt(seq).getLength())) { editStartSeq = seq; editLastRes = res; } else { editStartSeq = -1; editLastRes = -1; } return; } String lastMessage; private String formattedTooltipText; @Override public void mouseOverSequence(SequenceI sequence, int index, int pos) { String tmp = sequence.hashCode() + " " + index + " " + pos; if (lastMessage == null || !lastMessage.equals(tmp)) { // System.err.println("mouseOver Sequence: "+tmp); ssm.mouseOverSequence(sequence, index, pos, av); } lastMessage = tmp; } /** * Highlight the mapped region described by the search results object (unless * unchanged). This supports highlight of protein while mousing over linked * cDNA and vice versa. The status bar is also updated to show the location of * the start of the highlighted region. */ @Override public void highlightSequence(SearchResultsI results) { if (results == null || results.equals(lastSearchResults)) { return; } lastSearchResults = results; boolean wasScrolled = false; if (av.isFollowHighlight()) { // don't allow highlight of protein/cDNA to also scroll a complementary // panel,as this sets up a feedback loop (scrolling panel 1 causes moused // over residue to change abruptly, causing highlighted residue in panel 2 // to change, causing a scroll in panel 1 etc) ap.setToScrollComplementPanel(false); wasScrolled = ap.scrollToPosition(results); if (wasScrolled) { seqCanvas.revalidate(); } ap.setToScrollComplementPanel(true); } boolean fastPaint = !(wasScrolled && av.getWrapAlignment()); if (seqCanvas.highlightSearchResults(results, fastPaint)) { setStatusMessage(results); } } @Override public VamsasSource getVamsasSource() { return this.ap == null ? null : this.ap.av; } @Override public void updateColours(SequenceI seq, int index) { System.out.println("update the seqPanel colours"); // repaint(); } /** * Action on mouse movement is to update the status bar to show the current * sequence position, and (if features are shown) to show any features at the * position in a tooltip. Does nothing if the mouse move does not change * residue position. * * @param evt */ @Override public void mouseMoved(MouseEvent evt) { if (editingSeqs) { // This is because MacOSX creates a mouseMoved // If control is down, other platforms will not. mouseDragged(evt); } final MousePos mousePos = findMousePosition(evt); if (mousePos.equals(lastMousePosition)) { /* * just a pixel move without change of 'cell' */ return; } lastMousePosition = mousePos; if (mousePos.isOverAnnotation()) { mouseMovedOverAnnotation(mousePos); return; } final int seq = mousePos.seqIndex; final int column = mousePos.column; if (column < 0 || seq < 0 || seq >= av.getAlignment().getHeight()) { lastMousePosition = null; setToolTipText(null); lastTooltip = null; ap.alignFrame.setStatus(""); return; } SequenceI sequence = av.getAlignment().getSequenceAt(seq); if (column >= sequence.getLength()) { return; } /* * set status bar message, returning residue position in sequence */ boolean isGapped = Comparison.isGap(sequence.getCharAt(column)); final int pos = setStatusMessage(sequence, column, seq); if (ssm != null && !isGapped) { mouseOverSequence(sequence, column, pos); } tooltipText.setLength(6); // "" SequenceGroup[] groups = av.getAlignment().findAllGroups(sequence); if (groups != null) { for (int g = 0; g < groups.length; g++) { if (groups[g].getStartRes() <= column && groups[g].getEndRes() >= column) { if (!groups[g].getName().startsWith("JTreeGroup") && !groups[g].getName().startsWith("JGroup")) { tooltipText.append(groups[g].getName()); } if (groups[g].getDescription() != null) { tooltipText.append(": " + groups[g].getDescription()); } } } } /* * add any features at the position to the tooltip; if over a gap, only * add features that straddle the gap (pos may be the residue before or * after the gap) */ if (av.isShowSequenceFeatures()) { List features = ap.getFeatureRenderer() .findFeaturesAtColumn(sequence, column + 1); seqARep.appendFeatures(tooltipText, pos, features, this.ap.getSeqPanel().seqCanvas.fr); } if (tooltipText.length() == 6) // { setToolTipText(null); lastTooltip = null; } else { if (tooltipText.length() > MAX_TOOLTIP_LENGTH) // constant { tooltipText.setLength(MAX_TOOLTIP_LENGTH); tooltipText.append("..."); } String textString = tooltipText.toString(); if (lastTooltip == null || !lastTooltip.equals(textString)) { formattedTooltipText = JvSwingUtils.wrapTooltip(true, textString); setToolTipText(formattedTooltipText); lastTooltip = textString; } } } /** * When the view is in wrapped mode, and the mouse is over an annotation row, * shows the corresponding tooltip and status message (if any) * * @param pos * @param column */ protected void mouseMovedOverAnnotation(MousePos pos) { final int column = pos.column; final int rowIndex = pos.annotationIndex; if (column < 0 || !av.getWrapAlignment() || !av.isShowAnnotation() || rowIndex < 0) { return; } AlignmentAnnotation[] anns = av.getAlignment().getAlignmentAnnotation(); String tooltip = AnnotationPanel.buildToolTip(anns[rowIndex], column, anns); setToolTipText(tooltip); lastTooltip = tooltip; String msg = AnnotationPanel.getStatusMessage(av.getAlignment(), column, anns[rowIndex]); ap.alignFrame.setStatus(msg); } private Point lastp = null; private JToolTip tempTip = new JLabel().createToolTip(); /* * (non-Javadoc) * * @see javax.swing.JComponent#getToolTipLocation(java.awt.event.MouseEvent) */ @Override public Point getToolTipLocation(MouseEvent event) { // BH 2018 if (tooltipText == null || tooltipText.length() <= 6) { return null; } if (lastp != null && event.isShiftDown()) { return lastp; } Point p = lastp; int x = event.getX(); int y = event.getY(); int w = getWidth(); tempTip.setTipText(formattedTooltipText); int tipWidth = (int) tempTip.getPreferredSize().getWidth(); // was x += (w - x < 200) ? -(w / 2) : 5; x = (x + tipWidth < w ? x + 10 : w - tipWidth); p = new Point(x, y + 20); // BH 2018 was - 20? return lastp = p; } String lastTooltip; /** * set when the current UI interaction has resulted in a change that requires * shading in overviews and structures to be recalculated. this could be * changed to a something more expressive that indicates what actually has * changed, so selective redraws can be applied (ie. only structures, only * overview, etc) */ private boolean updateOverviewAndStructs = false; // TODO: refactor to avcontroller /** * set if av.getSelectionGroup() refers to a group that is defined on the * alignment view, rather than a transient selection */ // private boolean editingDefinedGroup = false; // TODO: refactor to // avcontroller or viewModel /** * Sets the status message in alignment panel, showing the sequence number * (index) and id, and residue and residue position if not at a gap, for the * given sequence and column position. Returns the residue position returned * by Sequence.findPosition. Note this may be for the nearest adjacent residue * if at a gapped position. * * @param sequence * aligned sequence object * @param column * alignment column * @param seqIndex * index of sequence in alignment * @return sequence position of residue at column, or adjacent residue if at a * gap */ int setStatusMessage(SequenceI sequence, final int column, int seqIndex) { char sequenceChar = sequence.getCharAt(column); int pos = sequence.findPosition(column); setStatusMessage(sequence, seqIndex, sequenceChar, pos); return pos; } /** * Builds the status message for the current cursor location and writes it to * the status bar, for example * *
   * Sequence 3 ID: FER1_SOLLC
   * Sequence 5 ID: FER1_PEA Residue: THR (4)
   * Sequence 5 ID: FER1_PEA Residue: B (3)
   * Sequence 6 ID: O.niloticus.3 Nucleotide: Uracil (2)
   * 
* * @param sequence * @param seqIndex * sequence position in the alignment (1..) * @param sequenceChar * the character under the cursor * @param residuePos * the sequence residue position (if not over a gap) */ protected void setStatusMessage(SequenceI sequence, int seqIndex, char sequenceChar, int residuePos) { StringBuilder text = new StringBuilder(32); /* * Sequence number (if known), and sequence name. */ String seqno = seqIndex == -1 ? "" : " " + (seqIndex + 1); text.append("Sequence").append(seqno).append(" ID: ") .append(sequence.getName()); String residue = null; /* * Try to translate the display character to residue name (null for gap). */ boolean isGapped = Comparison.isGap(sequenceChar); if (!isGapped) { boolean nucleotide = av.getAlignment().isNucleotide(); String displayChar = String.valueOf(sequenceChar); if (nucleotide) { residue = ResidueProperties.nucleotideName.get(displayChar); } else { residue = "X".equalsIgnoreCase(displayChar) ? "X" : ("*".equals(displayChar) ? "STOP" : ResidueProperties.aa2Triplet.get(displayChar)); } text.append(" ").append(nucleotide ? "Nucleotide" : "Residue") .append(": ").append(residue == null ? displayChar : residue); text.append(" (").append(Integer.toString(residuePos)).append(")"); } ap.alignFrame.setStatus(text.toString()); } /** * Set the status bar message to highlight the first matched position in * search results. * * @param results */ private void setStatusMessage(SearchResultsI results) { AlignmentI al = this.av.getAlignment(); int sequenceIndex = al.findIndex(results); if (sequenceIndex == -1) { return; } SequenceI ds = al.getSequenceAt(sequenceIndex).getDatasetSequence(); for (SearchResultMatchI m : results.getResults()) { SequenceI seq = m.getSequence(); if (seq.getDatasetSequence() != null) { seq = seq.getDatasetSequence(); } if (seq == ds) { int start = m.getStart(); setStatusMessage(seq, sequenceIndex, seq.getCharAt(start - 1), start); return; } } } /** * {@inheritDoc} */ @Override public void mouseDragged(MouseEvent evt) { MousePos pos = findMousePosition(evt); if (pos.isOverAnnotation() || pos.column == -1) { return; } if (mouseWheelPressed) { boolean inSplitFrame = ap.av.getCodingComplement() != null; boolean copyChanges = inSplitFrame && av.isProteinFontAsCdna(); int oldWidth = av.getCharWidth(); // Which is bigger, left-right or up-down? if (Math.abs(evt.getY() - lastMousePress.getY()) > Math .abs(evt.getX() - lastMousePress.getX())) { /* * on drag up or down, decrement or increment font size */ int fontSize = av.font.getSize(); boolean fontChanged = false; if (evt.getY() < lastMousePress.getY()) { fontChanged = true; fontSize--; } else if (evt.getY() > lastMousePress.getY()) { fontChanged = true; fontSize++; } if (fontSize < 1) { fontSize = 1; } if (fontChanged) { Font newFont = new Font(av.font.getName(), av.font.getStyle(), fontSize); av.setFont(newFont, true); av.setCharWidth(oldWidth); ap.fontChanged(); if (copyChanges) { ap.av.getCodingComplement().setFont(newFont, true); SplitFrame splitFrame = (SplitFrame) ap.alignFrame .getSplitViewContainer(); splitFrame.adjustLayout(); splitFrame.repaint(); } } } else { /* * on drag left or right, decrement or increment character width */ int newWidth = 0; if (evt.getX() < lastMousePress.getX() && av.getCharWidth() > 1) { newWidth = av.getCharWidth() - 1; av.setCharWidth(newWidth); } else if (evt.getX() > lastMousePress.getX()) { newWidth = av.getCharWidth() + 1; av.setCharWidth(newWidth); } if (newWidth > 0) { ap.paintAlignment(false, false); if (copyChanges) { /* * need to ensure newWidth is set on cdna, regardless of which * panel the mouse drag happened in; protein will compute its * character width as 1:1 or 3:1 */ av.getCodingComplement().setCharWidth(newWidth); SplitFrame splitFrame = (SplitFrame) ap.alignFrame .getSplitViewContainer(); splitFrame.adjustLayout(); splitFrame.repaint(); } } } FontMetrics fm = getFontMetrics(av.getFont()); av.validCharWidth = fm.charWidth('M') <= av.getCharWidth(); lastMousePress = evt.getPoint(); return; } if (!editingSeqs) { dragStretchGroup(evt); return; } int res = pos.column; if (res < 0) { res = 0; } if ((editLastRes == -1) || (editLastRes == res)) { return; } if ((res < av.getAlignment().getWidth()) && (res < editLastRes)) { // dragLeft, delete gap editSequence(false, false, res); } else { editSequence(true, false, res); } mouseDragging = true; if (scrollThread != null) { scrollThread.setMousePosition(evt.getPoint()); } } /** * Edits the sequence to insert or delete one or more gaps, in response to a * mouse drag or cursor mode command. The number of inserts/deletes may be * specified with the cursor command, or else depends on the mouse event * (normally one column, but potentially more for a fast mouse drag). *

* Delete gaps is limited to the number of gaps left of the cursor position * (mouse drag), or at or right of the cursor position (cursor mode). *

* In group editing mode (Ctrl or Cmd down), the edit acts on all sequences in * the current selection group. *

* In locked editing mode (with a selection group present), inserts/deletions * within the selection group are limited to its boundaries (and edits outside * the group stop at its border). * * @param insertGap * true to insert gaps, false to delete gaps * @param editSeq * (unused parameter) * @param startres * the column at which to perform the action; the number of columns * affected depends on this.editLastRes (cursor column * position) */ synchronized void editSequence(boolean insertGap, boolean editSeq, final int startres) { int fixedLeft = -1; int fixedRight = -1; boolean fixedColumns = false; SequenceGroup sg = av.getSelectionGroup(); final SequenceI seq = av.getAlignment().getSequenceAt(editStartSeq); // No group, but the sequence may represent a group if (!groupEditing && av.hasHiddenRows()) { if (av.isHiddenRepSequence(seq)) { sg = av.getRepresentedSequences(seq); groupEditing = true; } } StringBuilder message = new StringBuilder(64); // for status bar /* * make a name for the edit action, for * status bar message and Undo/Redo menu */ String label = null; if (groupEditing) { message.append("Edit group:"); label = MessageManager.getString("action.edit_group"); } else { message.append("Edit sequence: " + seq.getName()); label = seq.getName(); if (label.length() > 10) { label = label.substring(0, 10); } label = MessageManager.formatMessage("label.edit_params", new String[] { label }); } /* * initialise the edit command if there is not * already one being extended */ if (editCommand == null) { editCommand = new EditCommand(label); } if (insertGap) { message.append(" insert "); } else { message.append(" delete "); } message.append(Math.abs(startres - editLastRes) + " gaps."); ap.alignFrame.setStatus(message.toString()); /* * is there a selection group containing the sequence being edited? * if so the boundary of the group is the limit of the edit * (but the edit may be inside or outside the selection group) */ boolean inSelectionGroup = sg != null && sg.getSequences(av.getHiddenRepSequences()).contains(seq); if (groupEditing || inSelectionGroup) { fixedColumns = true; // sg might be null as the user may only see 1 sequence, // but the sequence represents a group if (sg == null) { if (!av.isHiddenRepSequence(seq)) { endEditing(); return; } sg = av.getRepresentedSequences(seq); } fixedLeft = sg.getStartRes(); fixedRight = sg.getEndRes(); if ((startres < fixedLeft && editLastRes >= fixedLeft) || (startres >= fixedLeft && editLastRes < fixedLeft) || (startres > fixedRight && editLastRes <= fixedRight) || (startres <= fixedRight && editLastRes > fixedRight)) { endEditing(); return; } if (fixedLeft > startres) { fixedRight = fixedLeft - 1; fixedLeft = 0; } else if (fixedRight < startres) { fixedLeft = fixedRight; fixedRight = -1; } } if (av.hasHiddenColumns()) { fixedColumns = true; int y1 = av.getAlignment().getHiddenColumns() .getNextHiddenBoundary(true, startres); int y2 = av.getAlignment().getHiddenColumns() .getNextHiddenBoundary(false, startres); if ((insertGap && startres > y1 && editLastRes < y1) || (!insertGap && startres < y2 && editLastRes > y2)) { endEditing(); return; } // Selection spans a hidden region if (fixedLeft < y1 && (fixedRight > y2 || fixedRight == -1)) { if (startres >= y2) { fixedLeft = y2; } else { fixedRight = y2 - 1; } } } boolean success = doEditSequence(insertGap, editSeq, startres, fixedRight, fixedColumns, sg); /* * report what actually happened (might be less than * what was requested), by inspecting the edit commands added */ String msg = getEditStatusMessage(editCommand); ap.alignFrame.setStatus(msg == null ? " " : msg); if (!success) { endEditing(); } editLastRes = startres; seqCanvas.repaint(); } /** * A helper method that performs the requested editing to insert or delete * gaps (if possible). Answers true if the edit was successful, false if could * only be performed in part or not at all. Failure may occur in 'locked edit' * mode, when an insertion requires a matching gapped position (or column) to * delete, and deletion requires an adjacent gapped position (or column) to * remove. * * @param insertGap * true if inserting gap(s), false if deleting * @param editSeq * (unused parameter, currently always false) * @param startres * the column at which to perform the edit * @param fixedRight * fixed right boundary column of a locked edit (within or to the * left of a selection group) * @param fixedColumns * true if this is a locked edit * @param sg * the sequence group (if group edit is being performed) * @return */ protected boolean doEditSequence(final boolean insertGap, final boolean editSeq, final int startres, int fixedRight, final boolean fixedColumns, final SequenceGroup sg) { final SequenceI seq = av.getAlignment().getSequenceAt(editStartSeq); SequenceI[] seqs = new SequenceI[] { seq }; if (groupEditing) { List vseqs = sg.getSequences(av.getHiddenRepSequences()); int g, groupSize = vseqs.size(); SequenceI[] groupSeqs = new SequenceI[groupSize]; for (g = 0; g < groupSeqs.length; g++) { groupSeqs[g] = vseqs.get(g); } // drag to right if (insertGap) { // If the user has selected the whole sequence, and is dragging to // the right, we can still extend the alignment and selectionGroup if (sg.getStartRes() == 0 && sg.getEndRes() == fixedRight && sg.getEndRes() == av.getAlignment().getWidth() - 1) { sg.setEndRes( av.getAlignment().getWidth() + startres - editLastRes); fixedRight = sg.getEndRes(); } // Is it valid with fixed columns?? // Find the next gap before the end // of the visible region boundary boolean blank = false; for (; fixedRight > editLastRes; fixedRight--) { blank = true; for (g = 0; g < groupSize; g++) { for (int j = 0; j < startres - editLastRes; j++) { if (!Comparison .isGap(groupSeqs[g].getCharAt(fixedRight - j))) { blank = false; break; } } } if (blank) { break; } } if (!blank) { if (sg.getSize() == av.getAlignment().getHeight()) { if ((av.hasHiddenColumns() && startres < av.getAlignment().getHiddenColumns() .getNextHiddenBoundary(false, startres))) { return false; } int alWidth = av.getAlignment().getWidth(); if (av.hasHiddenRows()) { int hwidth = av.getAlignment().getHiddenSequences() .getWidth(); if (hwidth > alWidth) { alWidth = hwidth; } } // We can still insert gaps if the selectionGroup // contains all the sequences sg.setEndRes(sg.getEndRes() + startres - editLastRes); fixedRight = alWidth + startres - editLastRes; } else { return false; } } } // drag to left else if (!insertGap) { // / Are we able to delete? // ie are all columns blank? for (g = 0; g < groupSize; g++) { for (int j = startres; j < editLastRes; j++) { if (groupSeqs[g].getLength() <= j) { continue; } if (!Comparison.isGap(groupSeqs[g].getCharAt(j))) { // Not a gap, block edit not valid return false; } } } } if (insertGap) { // dragging to the right if (fixedColumns && fixedRight != -1) { for (int j = editLastRes; j < startres; j++) { insertGap(j, groupSeqs, fixedRight); } } else { appendEdit(Action.INSERT_GAP, groupSeqs, startres, startres - editLastRes, false); } } else { // dragging to the left if (fixedColumns && fixedRight != -1) { for (int j = editLastRes; j > startres; j--) { deleteChar(startres, groupSeqs, fixedRight); } } else { appendEdit(Action.DELETE_GAP, groupSeqs, startres, editLastRes - startres, false); } } } else { /* * editing a single sequence */ if (insertGap) { // dragging to the right if (fixedColumns && fixedRight != -1) { for (int j = editLastRes; j < startres; j++) { if (!insertGap(j, seqs, fixedRight)) { /* * e.g. cursor mode command specified * more inserts than are possible */ return false; } } } else { appendEdit(Action.INSERT_GAP, seqs, editLastRes, startres - editLastRes, false); } } else { if (!editSeq) { // dragging to the left if (fixedColumns && fixedRight != -1) { for (int j = editLastRes; j > startres; j--) { if (!Comparison.isGap(seq.getCharAt(startres))) { return false; } deleteChar(startres, seqs, fixedRight); } } else { // could be a keyboard edit trying to delete none gaps int max = 0; for (int m = startres; m < editLastRes; m++) { if (!Comparison.isGap(seq.getCharAt(m))) { break; } max++; } if (max > 0) { appendEdit(Action.DELETE_GAP, seqs, startres, max, false); } } } else {// insertGap==false AND editSeq==TRUE; if (fixedColumns && fixedRight != -1) { for (int j = editLastRes; j < startres; j++) { insertGap(j, seqs, fixedRight); } } else { appendEdit(Action.INSERT_NUC, seqs, editLastRes, startres - editLastRes, false); } } } } return true; } /** * Constructs an informative status bar message while dragging to insert or * delete gaps. Answers null if inserts and deletes cancel out. * * @param editCommand * a command containing the list of individual edits * @return */ protected static String getEditStatusMessage(EditCommand editCommand) { if (editCommand == null) { return null; } /* * add any inserts, and subtract any deletes, * not counting those auto-inserted when doing a 'locked edit' * (so only counting edits 'under the cursor') */ int count = 0; for (Edit cmd : editCommand.getEdits()) { if (!cmd.isSystemGenerated()) { count += cmd.getAction() == Action.INSERT_GAP ? cmd.getNumber() : -cmd.getNumber(); } } if (count == 0) { /* * inserts and deletes cancel out */ return null; } String msgKey = count > 1 ? "label.insert_gaps" : (count == 1 ? "label.insert_gap" : (count == -1 ? "label.delete_gap" : "label.delete_gaps")); count = Math.abs(count); return MessageManager.formatMessage(msgKey, String.valueOf(count)); } /** * Inserts one gap at column j, deleting the right-most gapped column up to * (and including) fixedColumn. Returns true if the edit is successful, false * if no blank column is available to allow the insertion to be balanced by a * deletion. * * @param j * @param seq * @param fixedColumn * @return */ boolean insertGap(int j, SequenceI[] seq, int fixedColumn) { int blankColumn = fixedColumn; for (int s = 0; s < seq.length; s++) { // Find the next gap before the end of the visible region boundary // If lastCol > j, theres a boundary after the gap insertion for (blankColumn = fixedColumn; blankColumn > j; blankColumn--) { if (Comparison.isGap(seq[s].getCharAt(blankColumn))) { // Theres a space, so break and insert the gap break; } } if (blankColumn <= j) { blankColumn = fixedColumn; endEditing(); return false; } } appendEdit(Action.DELETE_GAP, seq, blankColumn, 1, true); appendEdit(Action.INSERT_GAP, seq, j, 1, false); return true; } /** * Helper method to add and perform one edit action * * @param action * @param seq * @param pos * @param count * @param systemGenerated * true if the edit is a 'balancing' delete (or insert) to match a * user's insert (or delete) in a locked editing region */ protected void appendEdit(Action action, SequenceI[] seq, int pos, int count, boolean systemGenerated) { final Edit edit = new EditCommand().new Edit(action, seq, pos, count, av.getAlignment().getGapCharacter()); edit.setSystemGenerated(systemGenerated); editCommand.appendEdit(edit, av.getAlignment(), true, null); } /** * Deletes the character at column j, and inserts a gap at fixedColumn, in * each of the given sequences. The caller should ensure that all sequences * are gapped in column j. * * @param j * @param seqs * @param fixedColumn */ void deleteChar(int j, SequenceI[] seqs, int fixedColumn) { appendEdit(Action.DELETE_GAP, seqs, j, 1, false); appendEdit(Action.INSERT_GAP, seqs, fixedColumn, 1, true); } /** * On reentering the panel, stops any scrolling that was started on dragging * out of the panel * * @param e */ @Override public void mouseEntered(MouseEvent e) { if (oldSeq < 0) { oldSeq = 0; } stopScrolling(); } /** * On leaving the panel, if the mouse is being dragged, starts a thread to * scroll it until the mouse is released (in unwrapped mode only) * * @param e */ @Override public void mouseExited(MouseEvent e) { lastMousePosition = null; ap.alignFrame.setStatus(" "); if (av.getWrapAlignment()) { return; } /* * start scrolling if mouse dragging, whether the drag started * in the scale panel or this panel */ if (ap.getScalePanel().isMouseDragging()) { ap.getScalePanel().mouseExited(e); } else if (mouseDragging && scrollThread == null) { startScrolling(e.getPoint()); } } /** * Handler for double-click on a position with one or more sequence features. * Opens the Amend Features dialog to allow feature details to be amended, or * the feature deleted. */ @Override public void mouseClicked(MouseEvent evt) { SequenceGroup sg = null; MousePos pos = findMousePosition(evt); if (pos.isOverAnnotation() || pos.seqIndex == -1 || pos.column == -1) { return; } if (evt.getClickCount() > 1) { sg = av.getSelectionGroup(); if (sg != null && sg.getSize() == 1 && sg.getEndRes() - sg.getStartRes() < 2) { av.setSelectionGroup(null); } int column = pos.column; /* * find features at the position (if not gapped), or straddling * the position (if at a gap) */ SequenceI sequence = av.getAlignment().getSequenceAt(pos.seqIndex); List features = seqCanvas.getFeatureRenderer() .findFeaturesAtColumn(sequence, column + 1); if (!features.isEmpty()) { /* * highlight the first feature at the position on the alignment */ SearchResultsI highlight = new SearchResults(); highlight.addResult(sequence, features.get(0).getBegin(), features .get(0).getEnd()); seqCanvas.highlightSearchResults(highlight, true); /* * open the Amend Features dialog */ new FeatureEditor(ap, Collections.singletonList(sequence), features, false).showDialog(); } } } @Override public void mouseWheelMoved(MouseWheelEvent e) { e.consume(); double wheelRotation = e.getPreciseWheelRotation(); if (wheelRotation > 0) { if (e.isShiftDown()) { av.getRanges().scrollRight(true); } else { av.getRanges().scrollUp(false); } } else if (wheelRotation < 0) { if (e.isShiftDown()) { av.getRanges().scrollRight(false); } else { av.getRanges().scrollUp(true); } } /* * update status bar and tooltip for new position * (need to synthesize a mouse movement to refresh tooltip) */ mouseMoved(e); ToolTipManager.sharedInstance().mouseMoved(e); } /** * DOCUMENT ME! * * @param pos * DOCUMENT ME! */ protected void doMousePressedDefineMode(MouseEvent evt, MousePos pos) { if (pos.isOverAnnotation() || pos.seqIndex == -1 || pos.column == -1) { return; } final int res = pos.column; final int seq = pos.seqIndex; oldSeq = seq; updateOverviewAndStructs = false; startWrapBlock = wrappedBlock; SequenceI sequence = av.getAlignment().getSequenceAt(seq); if ((sequence == null) || (res > sequence.getLength())) { return; } stretchGroup = av.getSelectionGroup(); if (stretchGroup == null || !stretchGroup.contains(sequence, res)) { stretchGroup = av.getAlignment().findGroup(sequence, res); if (stretchGroup != null) { // only update the current selection if the popup menu has a group to // focus on av.setSelectionGroup(stretchGroup); } } /* * defer right-mouse click handling to mouseReleased on Windows * (where isPopupTrigger() will answer true) * NB isRightMouseButton is also true for Cmd-click on Mac */ if (Platform.isWinRightButton(evt)) { return; } if (evt.isPopupTrigger()) // Mac: mousePressed { showPopupMenu(evt, pos); return; } if (av.cursorMode) { seqCanvas.cursorX = res; seqCanvas.cursorY = seq; seqCanvas.repaint(); return; } if (stretchGroup == null) { createStretchGroup(res, sequence); } if (stretchGroup != null) { stretchGroup.addPropertyChangeListener(seqCanvas); } seqCanvas.repaint(); } private void createStretchGroup(int res, SequenceI sequence) { // Only if left mouse button do we want to change group sizes // define a new group here SequenceGroup sg = new SequenceGroup(); sg.setStartRes(res); sg.setEndRes(res); sg.addSequence(sequence, false); av.setSelectionGroup(sg); stretchGroup = sg; if (av.getConservationSelected()) { SliderPanel.setConservationSlider(ap, av.getResidueShading(), ap.getViewName()); } if (av.getAbovePIDThreshold()) { SliderPanel.setPIDSliderSource(ap, av.getResidueShading(), ap.getViewName()); } // TODO: stretchGroup will always be not null. Is this a merge error ? // or is there a threading issue here? if ((stretchGroup != null) && (stretchGroup.getEndRes() == res)) { // Edit end res position of selected group changeEndRes = true; } else if ((stretchGroup != null) && (stretchGroup.getStartRes() == res)) { // Edit end res position of selected group changeStartRes = true; } stretchGroup.getWidth(); } /** * Build and show a pop-up menu at the right-click mouse position * * @param evt * @param pos */ void showPopupMenu(MouseEvent evt, MousePos pos) { final int column = pos.column; final int seq = pos.seqIndex; SequenceI sequence = av.getAlignment().getSequenceAt(seq); List features = ap.getFeatureRenderer() .findFeaturesAtColumn(sequence, column + 1); PopupMenu pop = new PopupMenu(ap, null, features); pop.show(this, evt.getX(), evt.getY()); } /** * Update the display after mouse up on a selection or group * * @param evt * mouse released event details * @param afterDrag * true if this event is happening after a mouse drag (rather than a * mouse down) */ protected void doMouseReleasedDefineMode(MouseEvent evt, boolean afterDrag) { if (stretchGroup == null) { return; } stretchGroup.removePropertyChangeListener(seqCanvas); // always do this - annotation has own state // but defer colourscheme update until hidden sequences are passed in boolean vischange = stretchGroup.recalcConservation(true); updateOverviewAndStructs |= vischange && av.isSelectionDefinedGroup() && afterDrag; if (stretchGroup.cs != null) { if (afterDrag) { stretchGroup.cs.alignmentChanged(stretchGroup, av.getHiddenRepSequences()); } ResidueShaderI groupColourScheme = stretchGroup .getGroupColourScheme(); String name = stretchGroup.getName(); if (stretchGroup.cs.conservationApplied()) { SliderPanel.setConservationSlider(ap, groupColourScheme, name); } if (stretchGroup.cs.getThreshold() > 0) { SliderPanel.setPIDSliderSource(ap, groupColourScheme, name); } } PaintRefresher.Refresh(this, av.getSequenceSetId()); // TODO: structure colours only need updating if stretchGroup used to or now // does contain sequences with structure views ap.paintAlignment(updateOverviewAndStructs, updateOverviewAndStructs); updateOverviewAndStructs = false; changeEndRes = false; changeStartRes = false; stretchGroup = null; av.sendSelection(); } /** * Resizes the borders of a selection group depending on the direction of * mouse drag * * @param evt */ protected void dragStretchGroup(MouseEvent evt) { if (stretchGroup == null) { return; } MousePos pos = findMousePosition(evt); if (pos.isOverAnnotation() || pos.column == -1 || pos.seqIndex == -1) { return; } int res = pos.column; int y = pos.seqIndex; if (wrappedBlock != startWrapBlock) { return; } res = Math.min(res, av.getAlignment().getWidth()-1); if (stretchGroup.getEndRes() == res) { // Edit end res position of selected group changeEndRes = true; } else if (stretchGroup.getStartRes() == res) { // Edit start res position of selected group changeStartRes = true; } if (res < av.getRanges().getStartRes()) { res = av.getRanges().getStartRes(); } if (changeEndRes) { if (res > (stretchGroup.getStartRes() - 1)) { stretchGroup.setEndRes(res); updateOverviewAndStructs |= av.isSelectionDefinedGroup(); } } else if (changeStartRes) { if (res < (stretchGroup.getEndRes() + 1)) { stretchGroup.setStartRes(res); updateOverviewAndStructs |= av.isSelectionDefinedGroup(); } } int dragDirection = 0; if (y > oldSeq) { dragDirection = 1; } else if (y < oldSeq) { dragDirection = -1; } while ((y != oldSeq) && (oldSeq > -1) && (y < av.getAlignment().getHeight())) { // This routine ensures we don't skip any sequences, as the // selection is quite slow. Sequence seq = (Sequence) av.getAlignment().getSequenceAt(oldSeq); oldSeq += dragDirection; if (oldSeq < 0) { break; } Sequence nextSeq = (Sequence) av.getAlignment().getSequenceAt(oldSeq); if (stretchGroup.getSequences(null).contains(nextSeq)) { stretchGroup.deleteSequence(seq, false); updateOverviewAndStructs |= av.isSelectionDefinedGroup(); } else { if (seq != null) { stretchGroup.addSequence(seq, false); } stretchGroup.addSequence(nextSeq, false); updateOverviewAndStructs |= av.isSelectionDefinedGroup(); } } if (oldSeq < 0) { oldSeq = -1; } mouseDragging = true; if (scrollThread != null) { scrollThread.setMousePosition(evt.getPoint()); } /* * construct a status message showing the range of the selection */ StringBuilder status = new StringBuilder(64); List seqs = stretchGroup.getSequences(); String name = seqs.get(0).getName(); if (name.length() > 20) { name = name.substring(0, 20); } status.append(name).append(" - "); name = seqs.get(seqs.size() - 1).getName(); if (name.length() > 20) { name = name.substring(0, 20); } status.append(name).append(" "); int startRes = stretchGroup.getStartRes(); status.append(" cols ").append(String.valueOf(startRes + 1)) .append("-"); int endRes = stretchGroup.getEndRes(); status.append(String.valueOf(endRes + 1)); status.append(" (").append(String.valueOf(seqs.size())).append(" x ") .append(String.valueOf(endRes - startRes + 1)).append(")"); ap.alignFrame.setStatus(status.toString()); } /** * Stops the scroll thread if it is running */ void stopScrolling() { if (scrollThread != null) { scrollThread.stopScrolling(); scrollThread = null; } mouseDragging = false; } /** * Starts a thread to scroll the alignment, towards a given mouse position * outside the panel bounds, unless the alignment is in wrapped mode * * @param mousePos */ void startScrolling(Point mousePos) { /* * set this.mouseDragging in case this was called from * a drag in ScalePanel or AnnotationPanel */ mouseDragging = true; if (!av.getWrapAlignment() && scrollThread == null) { scrollThread = new ScrollThread(); scrollThread.setMousePosition(mousePos); if (Platform.isJS()) { /* * Javascript - run every 20ms until scrolling stopped * or reaches the limit of scrollable alignment */ Timer t = new Timer(20, new ActionListener() { @Override public void actionPerformed(ActionEvent e) { if (scrollThread != null) { // if (!scrollOnce() {t.stop();}) gives compiler error :-( scrollThread.scrollOnce(); } if (scrollThread == null) { // SeqPanel.stopScrolling called ((Timer) e.getSource()).stop(); } } }); t.start(); } else { /* * Java - run in a new thread */ scrollThread.start(); } } } /** * Performs scrolling of the visible alignment left, right, up or down, until * scrolling is stopped by calling stopScrolling, mouse drag is ended, or the * limit of the alignment is reached */ class ScrollThread extends Thread { private Point mousePos; private volatile boolean keepRunning = true; /** * Constructor */ public ScrollThread() { setName("SeqPanel$ScrollThread"); } /** * Sets the position of the mouse that determines the direction of the * scroll to perform. If this is called as the mouse moves, scrolling should * respond accordingly. For example, if the mouse is dragged right, scroll * right should start; if the drag continues down, scroll down should also * happen. * * @param p */ public void setMousePosition(Point p) { mousePos = p; } /** * Sets a flag that will cause the thread to exit */ public void stopScrolling() { keepRunning = false; } /** * Scrolls the alignment left or right, and/or up or down, depending on the * last notified mouse position, until the limit of the alignment is * reached, or a flag is set to stop the scroll */ @Override public void run() { while (keepRunning) { if (mousePos != null) { keepRunning = scrollOnce(); } try { Thread.sleep(20); } catch (Exception ex) { } } SeqPanel.this.scrollThread = null; } /** * Scrolls *

* Answers true if a scroll was performed, false if not - meaning either * that the mouse position is within the panel, or the edge of the alignment * has been reached. */ boolean scrollOnce() { /* * quit after mouseUp ensures interrupt in JalviewJS */ if (!mouseDragging) { return false; } boolean scrolled = false; ViewportRanges ranges = SeqPanel.this.av.getRanges(); /* * scroll up or down */ if (mousePos.y < 0) { // mouse is above this panel - try scroll up scrolled = ranges.scrollUp(true); } else if (mousePos.y >= getHeight()) { // mouse is below this panel - try scroll down scrolled = ranges.scrollUp(false); } /* * scroll left or right */ if (mousePos.x < 0) { scrolled |= ranges.scrollRight(false); } else if (mousePos.x >= getWidth()) { scrolled |= ranges.scrollRight(true); } return scrolled; } } /** * modify current selection according to a received message. */ @Override public void selection(SequenceGroup seqsel, ColumnSelection colsel, HiddenColumns hidden, SelectionSource source) { // TODO: fix this hack - source of messages is align viewport, but SeqPanel // handles selection messages... // TODO: extend config options to allow user to control if selections may be // shared between viewports. boolean iSentTheSelection = (av == source || (source instanceof AlignViewport && ((AlignmentViewport) source).getSequenceSetId() .equals(av.getSequenceSetId()))); if (iSentTheSelection) { // respond to our own event by updating dependent dialogs if (ap.getCalculationDialog() != null) { ap.getCalculationDialog().validateCalcTypes(); } return; } // process further ? if (!av.followSelection) { return; } /* * Ignore the selection if there is one of our own pending. */ if (av.isSelectionGroupChanged(false) || av.isColSelChanged(false)) { return; } /* * Check for selection in a view of which this one is a dna/protein * complement. */ if (selectionFromTranslation(seqsel, colsel, hidden, source)) { return; } // do we want to thread this ? (contention with seqsel and colsel locks, I // suspect) /* * only copy colsel if there is a real intersection between * sequence selection and this panel's alignment */ boolean repaint = false; boolean copycolsel = false; SequenceGroup sgroup = null; if (seqsel != null && seqsel.getSize() > 0) { if (av.getAlignment() == null) { Cache.log.warn("alignviewport av SeqSetId=" + av.getSequenceSetId() + " ViewId=" + av.getViewId() + " 's alignment is NULL! returning immediately."); return; } sgroup = seqsel.intersect(av.getAlignment(), (av.hasHiddenRows()) ? av.getHiddenRepSequences() : null); if ((sgroup != null && sgroup.getSize() > 0)) { copycolsel = true; } } if (sgroup != null && sgroup.getSize() > 0) { av.setSelectionGroup(sgroup); } else { av.setSelectionGroup(null); } av.isSelectionGroupChanged(true); repaint = true; if (copycolsel) { // the current selection is unset or from a previous message // so import the new colsel. if (colsel == null || colsel.isEmpty()) { if (av.getColumnSelection() != null) { av.getColumnSelection().clear(); repaint = true; } } else { // TODO: shift colSel according to the intersecting sequences if (av.getColumnSelection() == null) { av.setColumnSelection(new ColumnSelection(colsel)); } else { av.getColumnSelection().setElementsFrom(colsel, av.getAlignment().getHiddenColumns()); } } av.isColSelChanged(true); repaint = true; } if (copycolsel && av.hasHiddenColumns() && (av.getAlignment().getHiddenColumns() == null)) { System.err.println("Bad things"); } if (repaint) // always true! { // probably finessing with multiple redraws here PaintRefresher.Refresh(this, av.getSequenceSetId()); // ap.paintAlignment(false); } // lastly, update dependent dialogs if (ap.getCalculationDialog() != null) { ap.getCalculationDialog().validateCalcTypes(); } } /** * If this panel is a cdna/protein translation view of the selection source, * tries to map the source selection to a local one, and returns true. Else * returns false. * * @param seqsel * @param colsel * @param source */ protected boolean selectionFromTranslation(SequenceGroup seqsel, ColumnSelection colsel, HiddenColumns hidden, SelectionSource source) { if (!(source instanceof AlignViewportI)) { return false; } final AlignViewportI sourceAv = (AlignViewportI) source; if (sourceAv.getCodingComplement() != av && av.getCodingComplement() != sourceAv) { return false; } /* * Map sequence selection */ SequenceGroup sg = MappingUtils.mapSequenceGroup(seqsel, sourceAv, av); av.setSelectionGroup(sg); av.isSelectionGroupChanged(true); /* * Map column selection */ // ColumnSelection cs = MappingUtils.mapColumnSelection(colsel, sourceAv, // av); ColumnSelection cs = new ColumnSelection(); HiddenColumns hs = new HiddenColumns(); MappingUtils.mapColumnSelection(colsel, hidden, sourceAv, av, cs, hs); av.setColumnSelection(cs); boolean hiddenChanged = av.getAlignment().setHiddenColumns(hs); // lastly, update any dependent dialogs if (ap.getCalculationDialog() != null) { ap.getCalculationDialog().validateCalcTypes(); } /* * repaint alignment, and also Overview or Structure * if hidden column selection has changed */ ap.paintAlignment(hiddenChanged, hiddenChanged); return true; } /** * * @return null or last search results handled by this panel */ public SearchResultsI getLastSearchResults() { return lastSearchResults; } /** * scroll to the given row/column - or nearest visible location * * @param row * @param column */ public void scrollTo(int row, int column) { row = row < 0 ? ap.av.getRanges().getStartSeq() : row; column = column < 0 ? ap.av.getRanges().getStartRes() : column; ap.scrollTo(column, column, row, true, true); } /** * scroll to the given row - or nearest visible location * * @param row */ public void scrollToRow(int row) { row = row < 0 ? ap.av.getRanges().getStartSeq() : row; ap.scrollTo(ap.av.getRanges().getStartRes(), ap.av.getRanges().getStartRes(), row, true, true); } /** * scroll to the given column - or nearest visible location * * @param column */ public void scrollToColumn(int column) { column = column < 0 ? ap.av.getRanges().getStartRes() : column; ap.scrollTo(column, column, ap.av.getRanges().getStartSeq(), true, true); } }