public void updateViewportFromMouse(int mousex, int mousey,
HiddenSequences hiddenSeqs, HiddenColumns hiddenCols)
{
+ resetAlignmentDims();
+
// convert mousex and mousey to alignment units as well as
// translating to top left corner of viewport - this is an absolute position
int xAsRes = getLeftXFromCentreX(mousex, hiddenCols);
int yAsSeq = getTopYFromCentreY(mousey, hiddenSeqs);
// convert to visible positions
- int visXAsRes = hiddenCols.findColumnPosition(xAsRes);
+ int visXAsRes = hiddenCols.absoluteToVisibleColumn(xAsRes);
yAsSeq = hiddenSeqs.adjustForHiddenSeqs(
hiddenSeqs.findIndexWithoutHiddenSeqs(yAsSeq));
yAsSeq = Math.max(yAsSeq, 0); // -1 if before first visible sequence
public void adjustViewportFromMouse(int mousex, int mousey,
HiddenSequences hiddenSeqs, HiddenColumns hiddenCols)
{
+ resetAlignmentDims();
+
// calculate translation in pixel terms:
// get mouse location in viewport coords, add translation in viewport
// coords,
// convert back to pixel coords
int vpx = Math.round((float) mousex * alwidth / width);
- int visXAsRes = hiddenCols.findColumnPosition(vpx) + xdiff;
+ int visXAsRes = hiddenCols.absoluteToVisibleColumn(vpx) + xdiff;
- int vpy = Math.round((float) mousey * alheight / sequencesHeight);
+ int vpy = Math.round(mousey * heightRatio);
int visYAsRes = hiddenSeqs.findIndexWithoutHiddenSeqs(vpy) + ydiff;
// update viewport accordingly
updateViewportFromTopLeft(visXAsRes, visYAsRes, hiddenSeqs, hiddenCols);
}
+ /**
+ * {@inheritDoc} Callers should have already called resetAlignmentDims to
+ * refresh alwidth, alheight and width/height ratios
+ */
@Override
protected void updateViewportFromTopLeft(int leftx, int topy,
HiddenSequences hiddenSeqs, HiddenColumns hiddenCols)
{
int visXAsRes = leftx;
int visYAsSeq = topy;
- resetAlignmentDims();
if (visXAsRes < 0)
{
int vpwidth = ranges.getViewportWidth();
// check in case we went off the edge of the alignment
- int visAlignWidth = hiddenCols.findColumnPosition(alwidth - 1);
+ int visAlignWidth = hiddenCols.absoluteToVisibleColumn(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 (ranges.getEndRes() < visAlignWidth)
{
- visXAsRes = hiddenCols.findColumnPosition(hiddenCols
- .subtractVisibleColumns(vpwidth - 1, alwidth - 1));
+ visXAsRes = hiddenCols.absoluteToVisibleColumn(hiddenCols
+ .offsetByVisibleColumns(-(vpwidth - 1), alwidth - 1));
}
else
{
}
// update viewport
- ranges.setStartRes(visXAsRes);
- ranges.setStartSeq(visYAsSeq);
+ ranges.setStartResAndSeq(visXAsRes, visYAsSeq);
}
/**
HiddenColumns hiddenCols)
{
// work with absolute values of startRes and endRes
- int startRes = hiddenCols.adjustForHiddenColumns(ranges.getStartRes());
- int endRes = hiddenCols.adjustForHiddenColumns(ranges.getEndRes());
+ int startRes = hiddenCols.visibleToAbsoluteColumn(ranges.getStartRes());
+ int endRes = hiddenCols.visibleToAbsoluteColumn(ranges.getEndRes());
// work with absolute values of startSeq and endSeq
int startSeq = hiddenSeqs.adjustForHiddenSeqs(ranges.getStartSeq());
{
alwidth = ranges.getAbsoluteAlignmentWidth();
alheight = ranges.getAbsoluteAlignmentHeight();
+
+ widthRatio = (float) alwidth / width;
+ heightRatio = (float) alheight / sequencesHeight;
}
+
+ /**
+ * {@inheritDoc} Callers should have already called resetAlignmentDims to
+ * refresh widthRatio
+ */
@Override
protected int getLeftXFromCentreX(int mousex, HiddenColumns hidden)
{
int vpx = Math.round((float) mousex * alwidth / width);
- return hidden.subtractVisibleColumns(ranges.getViewportWidth() / 2,
+ return hidden.offsetByVisibleColumns(-ranges.getViewportWidth() / 2,
vpx);
}
+ /**
+ * {@inheritDoc} Callers should have already called resetAlignmentDims to
+ * refresh heightRatio
+ */
@Override
protected int getTopYFromCentreY(int mousey, HiddenSequences hidden)
{
- int vpy = Math.round((float) mousey * alheight / sequencesHeight);
+ int vpy = Math.round(mousey * heightRatio);
return hidden.subtractVisibleRows(ranges.getViewportHeight() / 2, vpy);
}
public void setDragPoint(int x, int y, HiddenSequences hiddenSeqs,
HiddenColumns hiddenCols)
{
+ resetAlignmentDims();
+
// get alignment position of x and box (can get directly from vpranges) and
// calculate difference between the positions
- int vpx = Math.round((float) x * alwidth / width);
- int vpy = Math.round((float) y * alheight / sequencesHeight);
+ int vpx = Math.round(x * widthRatio);
+ int vpy = Math.round(y * heightRatio);
- xdiff = ranges.getStartRes() - hiddenCols.findColumnPosition(vpx);
+ xdiff = ranges.getStartRes() - hiddenCols.absoluteToVisibleColumn(vpx);
ydiff = ranges.getStartSeq()
- hiddenSeqs.findIndexWithoutHiddenSeqs(vpy);
}