--- /dev/null
+/*
+ * 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 <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.viewmodel;
+
+import jalview.api.AlignmentColsCollectionI;
+import jalview.api.AlignmentRowsCollectionI;
+import jalview.datamodel.AlignmentI;
+import jalview.datamodel.AllColsCollection;
+import jalview.datamodel.AllRowsCollection;
+import jalview.datamodel.HiddenColumns;
+import jalview.datamodel.HiddenSequences;
+
+public class OverviewDimensionsShowHidden extends OverviewDimensions
+{
+ private ViewportRanges ranges;
+
+ /**
+ * Create an OverviewDimensions object
+ *
+ * @param ranges
+ * positional properties of the viewport
+ * @param showAnnotationPanel
+ * true if the annotation panel is to be shown, false otherwise
+ */
+ public OverviewDimensionsShowHidden(ViewportRanges vpranges,
+ boolean showAnnotationPanel)
+ {
+ super(vpranges, showAnnotationPanel);
+ ranges = vpranges;
+ resetAlignmentDims();
+ }
+
+ /**
+ * Check box dimensions and scroll positions and correct if necessary
+ *
+ * @param mousex
+ * x position in overview panel
+ * @param mousey
+ * y position in overview panel
+ * @param hiddenSeqs
+ * hidden sequences
+ * @param hiddenCols
+ * hidden columns
+ * @param ranges
+ * viewport position properties
+ */
+ @Override
+ public void updateViewportFromMouse(int mousex, int mousey,
+ HiddenSequences hiddenSeqs, HiddenColumns hiddenCols)
+ {
+ int x = mousex;
+ int y = mousey;
+
+ resetAlignmentDims();
+
+ if (x < 0)
+ {
+ x = 0;
+ }
+
+ if (y < 0)
+ {
+ y = 0;
+ }
+
+ //
+ // Convert x value to residue position
+ //
+
+ // need to determine where scrollCol should be, given x
+ // to do this also need to know width of viewport, and some hidden column
+ // correction
+
+ // convert x to residues - this is an absolute position
+ int xAsRes = Math.round((float) x * alwidth / width);
+
+ // get viewport width in residues
+ int vpwidth = ranges.getEndRes() - ranges.getStartRes() + 1;
+
+ // get where x should be when accounting for hidden cols
+ // if x is in a hidden col region, shift to left - but we still need
+ // absolute position
+ // so convert back after getting visible region position
+ int visXAsRes = hiddenCols.findColumnPosition(xAsRes);
+
+ // check in case we went off the edge of the alignment
+ int visAlignWidth = hiddenCols.findColumnPosition(alwidth - 1);
+ if (visXAsRes + vpwidth - 1 > visAlignWidth)
+ {
+ // went past the end of the alignment, adjust backwards
+
+ // if last position was before the end of the alignment, need to update
+ if ((scrollCol + vpwidth - 1) < visAlignWidth)
+ {
+ visXAsRes = hiddenCols.findColumnPosition(hiddenCols
+ .subtractVisibleColumns(vpwidth - 1, alwidth - 1));
+ }
+ else
+ {
+ visXAsRes = scrollCol;
+ }
+ }
+
+ //
+ // Convert y value to sequence position
+ //
+
+ // convert y to residues
+ int yAsSeq = Math.round((float) y * alheight / sequencesHeight);
+
+ // get viewport height in sequences
+ // add 1 because height includes both endSeq and startSeq
+ int vpheight = ranges.getEndSeq() - ranges.getStartSeq() + 1;
+
+ // get where y should be when accounting for hidden rows
+ // if y is in a hidden row region, shift up - but we still need absolute
+ // position,
+ // so convert back after getting visible region position
+ yAsSeq = hiddenSeqs.adjustForHiddenSeqs(hiddenSeqs
+ .findIndexWithoutHiddenSeqs(yAsSeq));
+
+ // check in case we went off the edge of the alignment
+ int visAlignHeight = hiddenSeqs.findIndexWithoutHiddenSeqs(alheight);
+ int visYAsSeq = hiddenSeqs.findIndexWithoutHiddenSeqs(yAsSeq);
+ if (visYAsSeq + vpheight - 1 > visAlignHeight)
+ {
+ // went past the end of the alignment, adjust backwards
+ if ((scrollRow + vpheight - 1) < visAlignHeight)
+ {
+ visYAsSeq = hiddenSeqs.findIndexWithoutHiddenSeqs(hiddenSeqs
+ .subtractVisibleRows(vpheight - 1, alheight - 1));
+ }
+ else
+ {
+ visYAsSeq = scrollRow;
+ }
+ }
+
+ // update scroll values
+ scrollCol = visXAsRes;
+ scrollRow = visYAsSeq;
+
+ }
+
+ /**
+ * Update the overview panel box when the associated alignment panel is
+ * changed
+ *
+ * @param hiddenSeqs
+ * hidden sequences
+ * @param hiddenCols
+ * hidden columns
+ * @param ranges
+ * viewport position properties
+ */
+ @Override
+ public void setBoxPosition(HiddenSequences hiddenSeqs,
+ HiddenColumns hiddenCols)
+ {
+ // work with absolute values of startRes and endRes
+ int startRes = hiddenCols
+ .adjustForHiddenColumns(ranges.getStartRes());
+ int endRes = hiddenCols.adjustForHiddenColumns(ranges.getEndRes());
+
+ // work with absolute values of startSeq and endSeq
+ int startSeq = hiddenSeqs.adjustForHiddenSeqs(ranges.getStartSeq());
+ int endSeq = hiddenSeqs.adjustForHiddenSeqs(ranges.getEndSeq());
+
+ setBoxPosition(startRes, endRes, startSeq, endSeq);
+ }
+
+ @Override
+ public AlignmentColsCollectionI getColumns(AlignmentI al)
+ {
+ return new AllColsCollection(0,
+ ranges.getAbsoluteAlignmentWidth() - 1, al);
+ }
+
+ @Override
+ public AlignmentRowsCollectionI getRows(AlignmentI al)
+ {
+ return new AllRowsCollection(0,
+ ranges.getAbsoluteAlignmentHeight() - 1,
+ al);
+ }
+
+ @Override
+ protected void resetAlignmentDims()
+ {
+ alwidth = ranges.getAbsoluteAlignmentWidth();
+ alheight = ranges.getAbsoluteAlignmentHeight();
+ }
+}