- private void buildImage(float sampleRow, float sampleCol, Graphics mg)
- {
- int lastcol = 0;
- int lastrow = 0;
- int xstart = 0;
- int ystart = 0;
- Color color = Color.yellow;
- int sameRow = 0;
- int sameCol = 0;
-
- jalview.datamodel.SequenceI seq = null;
- final boolean hasHiddenRows = av.hasHiddenRows();
- final boolean hasHiddenCols = av.hasHiddenColumns();
- boolean hiddenRow = false;
-
- for (int row = 0; row <= od.getSequencesHeight() && !resizeAgain; row++)
- {
- if ((int) (row * sampleRow) == lastrow)
- {
- sameRow++;
- }
- else
- {
- // this should largely be a method in Alignment
- hiddenRow = false;
- if (hasHiddenRows)
- {
- // look for sequence in hidden rows
- seq = av.getAlignment().getHiddenSequences()
- .getHiddenSequence(lastrow);
- if (seq == null)
- {
- // didn't find in hidden rows, adjust the index and retrieve from
- // full row set
- int index = av.getAlignment().getHiddenSequences()
- .findIndexWithoutHiddenSeqs(lastrow);
-
- seq = av.getAlignment().getSequenceAt(index);
- }
- else
- {
- // found in hidden rows, ergo this row is hidden
- hiddenRow = true;
- }
- }
- else
- {
- seq = av.getAlignment().getSequenceAt(lastrow);
- }
- // end of Alignment method
-
- for (int col = 0; col < od.getWidth(); col++)
- {
- if ((int) (col * sampleCol) == lastcol
- && (int) (row * sampleRow) == lastrow)
- {
- sameCol++;
- }
- else
- {
- lastcol = (int) (col * sampleCol);
-
- color = getColumnColourFromSequence(seq, hiddenRow,
- hasHiddenCols, lastcol);
-
- mg.setColor(color);
- if (sameCol == 1 && sameRow == 1)
- {
- mg.drawLine(xstart, ystart, xstart, ystart);
- }
- else
- {
- mg.fillRect(xstart, ystart, sameCol, sameRow);
- }
-
- xstart = col;
- sameCol = 1;
- }
- }
- lastrow = (int) (row * sampleRow);
- ystart = row;
- sameRow = 1;
- }
- }
-
- }
-
- /*
- * Find the colour of a sequence at a specified column position
- */
- private Color getColumnColourFromSequence(
- jalview.datamodel.SequenceI seq, boolean hiddenRow,
- boolean hasHiddenCols, int lastcol)