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;
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;
+ }
+
+ @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);
+ // System.out.println(obj + (b ? "= " : "!= ") + this);
+ 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 column position for mouseMoved event
+ * last position for mouseMoved event
*/
- private int lastMouseColumn;
-
- /*
- * last sequence offset for mouseMoved event
- */
- private int lastMouseSeq;
+ private MousePos lastMousePosition;
protected int lastres;
ssm.addStructureViewerListener(this);
ssm.addSelectionListener(this);
}
-
- lastMouseColumn = -1;
- lastMouseSeq = -1;
}
int startWrapBlock = -1;
int wrappedBlock = -1;
/**
+ * Computes the column and sequence row (or possibly annotation row when in
+ * wrapped mode) for the given mouse position
+ *
+ * @param evt
+ * @return
+ */
+ MousePos findMousePosition(MouseEvent evt)
+ {
+ int col = findColumn(evt);
+ int seq = -1;
+ int annIndex = -1;
+ int y = evt.getY();
+
+ int charHeight = av.getCharHeight();
+ int alignmentHeight = av.getAlignment().getHeight();
+ if (av.getWrapAlignment())
+ {
+ int hgap = charHeight;
+ if (av.getScaleAboveWrapped())
+ {
+ hgap += charHeight;
+ }
+
+ final int alignmentHeightPixels = alignmentHeight * charHeight + hgap;
+ final int annotationHeight = seqCanvas.getAnnotationHeight();
+ final int cHeight = alignmentHeightPixels + annotationHeight;
+
+ int yOffsetPx = y % cHeight; // yPos below repeating width(s)
+ if (yOffsetPx > alignmentHeightPixels)
+ {
+ /*
+ * mouse is over annotations
+ */
+ AlignmentAnnotation[] anns = av.getAlignment()
+ .getAlignmentAnnotation();
+ int rowOffsetPx = yOffsetPx - alignmentHeightPixels;
+ annIndex = AnnotationPanel.getRowIndex(rowOffsetPx, anns);
+ }
+ else
+ {
+ /*
+ * mouse is over sequence (or the space above sequences)
+ */
+ yOffsetPx -= hgap;
+ if (yOffsetPx > 0)
+ {
+ seq = Math.min(yOffsetPx / charHeight, alignmentHeight - 1);
+ }
+ }
+ }
+ else
+ {
+ seq = Math.min((y / charHeight) + av.getRanges().getStartSeq(),
+ alignmentHeight - 1);
+ }
+ int seqIndex = seq;
+
+ return new MousePos(col, seqIndex, annIndex);
+ }
+ /**
* Returns the aligned sequence position (base 0) at the mouse position, or
* the closest visible one
*
}
+ /**
+ * Answers the index in the alignment (0...) of the sequence under the mouse
+ * position. If the mouse is below the alignment (say, over annotations),
+ * answers the index of the last sequence.
+ *
+ * @param evt
+ * @return
+ */
int findSeq(MouseEvent evt)
{
int seq = 0;
int y = evt.getY();
+ int charHeight = av.getCharHeight();
+ int alignmentHeight = av.getAlignment().getHeight();
if (av.getWrapAlignment())
{
- int hgap = av.getCharHeight();
+ int hgap = charHeight;
if (av.getScaleAboveWrapped())
{
- hgap += av.getCharHeight();
+ hgap += charHeight;
}
- int cHeight = av.getAlignment().getHeight() * av.getCharHeight()
- + hgap + seqCanvas.getAnnotationHeight();
+ int alignmentHeightPixels = alignmentHeight * charHeight;
+ int cHeight = alignmentHeightPixels + hgap
+ + seqCanvas.getAnnotationHeight();
y -= hgap;
- seq = Math.min((y % cHeight) / av.getCharHeight(),
- av.getAlignment().getHeight() - 1);
+ int yOffsetPx = y % cHeight; // yPos below repeating width(s)
+// if (yOffsetPx > alignmentHeightPixels)
+// {
+// seq = -1; // cursor is over annotation or below alignment entirely
+// }
+// else
+ // {
+ seq = Math.min(yOffsetPx / charHeight, alignmentHeight - 1);
+// }
}
else
{
- seq = Math.min(
- (y / av.getCharHeight()) + av.getRanges().getStartSeq(),
- av.getAlignment().getHeight() - 1);
+ seq = Math.min((y / charHeight) + av.getRanges().getStartSeq(),
+ alignmentHeight - 1);
}
return seq;
mouseDragged(evt);
}
- final int column = findColumn(evt);
- final int seq = findSeq(evt);
+ final MousePos mousePos = findMousePosition(evt);
+ if (mousePos.equals(lastMousePosition))
+ {
+ /*
+ * just a pixel move without change of 'cell'
+ */
+ return;
+ }
+ lastMousePosition = mousePos;
- if (column < 0 || seq < 0 || seq >= av.getAlignment().getHeight())
+ if (mousePos.annotationIndex != -1)
{
- lastMouseSeq = -1;
+ mouseMovedOverAnnotation(mousePos);
return;
}
- if (column == lastMouseColumn && seq == lastMouseSeq)
+ final int seq = mousePos.seqIndex;// findSeq(evt);
+
+ final int column = mousePos.column;
+ if (column < 0 || seq < 0 || seq >= av.getAlignment().getHeight())
{
- /*
- * just a pixel move without change of residue
- */
+ lastMousePosition = null;
+ setToolTipText(null);
+ ap.alignFrame.statusBar.setText("");
return;
}
- lastMouseColumn = column;
- lastMouseSeq = seq;
SequenceI sequence = av.getAlignment().getSequenceAt(seq);
}
}
+ /**
+ * 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 (!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.statusBar.setText(msg);
+ }
+
private Point lastp = null;
/*