code: private static void weaveDNAStrands(LinkedList<DNASegment> segments, int firstJulianDay,
                                          HashMap<Integer, DNAStrand> strands, int top, int bottom, int[] dayXs) {
          // First, get rid of any colors that ended up with no segments
          Iterator<DNAStrand> strandIterator = strands.values().iterator();
          while (strandIterator.hasNext()) {
              DNAStrand strand = strandIterator.next();
              if (strand.count < 1 && strand.allDays == null) {
                  strandIterator.remove();
                  continue;
              }
              strand.points = new float[strand.count * 4];
              strand.position = 0;
          }
          // Go through each segment and compute its points
          for (DNASegment segment : segments) {
              // Add the points to the strand of that color
              DNAStrand strand = strands.get(segment.color);
              int dayIndex = segment.day - firstJulianDay;
              int dayStartMinute = segment.startMinute % DAY_IN_MINUTES;
              int dayEndMinute = segment.endMinute % DAY_IN_MINUTES;
              int height = bottom - top;
              int workDayHeight = height * 3 / 4;
              int remainderHeight = (height - workDayHeight) / 2;
  
              int x = dayXs[dayIndex];
              int y0 = 0;
              int y1 = 0;
  
              y0 = top + getPixelOffsetFromMinutes(dayStartMinute, workDayHeight, remainderHeight);
              y1 = top + getPixelOffsetFromMinutes(dayEndMinute, workDayHeight, remainderHeight);
              if (DEBUG) {
                  Log.d(TAG, "Adding " + Integer.toHexString(segment.color) + " at x,y0,y1: " + x
                          + " " + y0 + " " + y1 + " for " + dayStartMinute + " " + dayEndMinute);
              }
              strand.points[strand.position++] = x;
              strand.points[strand.position++] = y0;
              strand.points[strand.position++] = x;
              strand.points[strand.position++] = y1;
          }
      }
docs: list of points to draw