| .. | .. |
|---|
| 4 | 4 | |
|---|
| 5 | 5 | import timeflow.data.time.*; |
|---|
| 6 | 6 | |
|---|
| 7 | | -public class AxisTicMarks { |
|---|
| 8 | | - public TimeUnit unit; |
|---|
| 9 | | - public List<Long> tics; |
|---|
| 10 | | - |
|---|
| 11 | | - private static final TimeUnit[] units={ |
|---|
| 12 | | - TimeUnit.YEAR, TimeUnit.MONTH, TimeUnit.DAY, TimeUnit.HOUR, TimeUnit.MINUTE, TimeUnit.SECOND |
|---|
| 13 | | - }; |
|---|
| 14 | | - |
|---|
| 15 | | - private static final TimeUnit[] histUnits={ |
|---|
| 16 | | - TimeUnit.YEAR.times(100), TimeUnit.YEAR.times(50), TimeUnit.YEAR.times(25), |
|---|
| 17 | | - TimeUnit.YEAR.times(10), TimeUnit.YEAR.times(5), TimeUnit.YEAR.times(2), TimeUnit.YEAR, |
|---|
| 18 | | - TimeUnit.MONTH.times(6), TimeUnit.MONTH.times(3), TimeUnit.MONTH.times(2), TimeUnit.MONTH, |
|---|
| 19 | | - TimeUnit.WEEK, TimeUnit.DAY.times(2), TimeUnit.DAY, |
|---|
| 7 | +public class AxisTicMarks |
|---|
| 8 | +{ |
|---|
| 9 | + public TimeUnit unit; |
|---|
| 10 | + public List<Long> tics; |
|---|
| 11 | + private static final TimeUnit[] units = |
|---|
| 12 | + { |
|---|
| 13 | + TimeUnit.YEAR, TimeUnit.MONTH, TimeUnit.DAY, TimeUnit.HOUR, TimeUnit.MINUTE, TimeUnit.SECOND, TimeUnit.REALTIME |
|---|
| 14 | + }; |
|---|
| 15 | + private static final TimeUnit[] histUnits = |
|---|
| 16 | + { |
|---|
| 17 | + TimeUnit.YEAR.times(100), TimeUnit.YEAR.times(50), TimeUnit.YEAR.times(25), |
|---|
| 18 | + TimeUnit.YEAR.times(10), TimeUnit.YEAR.times(5), TimeUnit.YEAR.times(2), TimeUnit.YEAR, |
|---|
| 19 | + TimeUnit.MONTH.times(6), TimeUnit.MONTH.times(3), TimeUnit.MONTH.times(2), TimeUnit.MONTH, |
|---|
| 20 | + TimeUnit.WEEK, TimeUnit.DAY.times(2), TimeUnit.DAY, |
|---|
| 21 | + TimeUnit.HOUR, |
|---|
| 22 | + TimeUnit.MINUTE, |
|---|
| 23 | + TimeUnit.SECOND, |
|---|
| 24 | + TimeUnit.REALTIME |
|---|
| 25 | + }; |
|---|
| 20 | 26 | |
|---|
| 21 | | - TimeUnit.HOUR, |
|---|
| 22 | | - TimeUnit.MINUTE, |
|---|
| 23 | | - TimeUnit.SECOND |
|---|
| 24 | | - }; |
|---|
| 25 | | - |
|---|
| 26 | | - public AxisTicMarks(TimeUnit unit, long start, long end) |
|---|
| 27 | | - { |
|---|
| 28 | | - this.unit=unit; |
|---|
| 29 | | - tics=new ArrayList<Long>(); |
|---|
| 30 | | - RoughTime r=unit.roundDown(start); |
|---|
| 31 | | - tics.add(r.getTime()); |
|---|
| 32 | | - do |
|---|
| 33 | | - { |
|---|
| 34 | | - unit.addTo(r); |
|---|
| 35 | | - tics.add(r.getTime()); |
|---|
| 36 | | - } while (r.getTime()<end); |
|---|
| 37 | | - } |
|---|
| 38 | | - |
|---|
| 39 | | - |
|---|
| 40 | | - |
|---|
| 41 | | - public static List<AxisTicMarks> allRelevant(Interval interval) |
|---|
| 42 | | - { |
|---|
| 43 | | - return allRelevant(interval.start, interval.end); |
|---|
| 44 | | - } |
|---|
| 45 | | - |
|---|
| 46 | | - public static List<AxisTicMarks> allRelevant(long start, long end) |
|---|
| 47 | | - { |
|---|
| 48 | | - return allRelevant(start, end, 40); |
|---|
| 49 | | - } |
|---|
| 50 | | - |
|---|
| 51 | | - public static AxisTicMarks histoTics(long start, long end) |
|---|
| 52 | | - { |
|---|
| 53 | | - for (int i=histUnits.length-1; i>=0; i--) |
|---|
| 54 | | - { |
|---|
| 55 | | - TimeUnit u=histUnits[i]; |
|---|
| 56 | | - long estimate=u.approxNumInRange(start, end); |
|---|
| 57 | | - if (estimate<200 || i==0) |
|---|
| 58 | | - { |
|---|
| 59 | | - AxisTicMarks t=new AxisTicMarks(u, start, end); |
|---|
| 60 | | - return t; |
|---|
| 61 | | - } |
|---|
| 62 | | - } |
|---|
| 63 | | - return null; |
|---|
| 64 | | - } |
|---|
| 65 | | - |
|---|
| 66 | | - public static List<AxisTicMarks> allRelevant(long start, long end, long maxTics) |
|---|
| 67 | | - { |
|---|
| 68 | | - List<AxisTicMarks> list=new ArrayList<AxisTicMarks>(); |
|---|
| 69 | | - |
|---|
| 70 | | - |
|---|
| 71 | | - for (int i=0; i<units.length; i++) |
|---|
| 72 | | - { |
|---|
| 73 | | - TimeUnit u=units[i]; |
|---|
| 74 | | - long estimate=u.approxNumInRange(start, end); |
|---|
| 75 | | - |
|---|
| 76 | | - if (estimate<maxTics) |
|---|
| 77 | | - { |
|---|
| 78 | | - AxisTicMarks t=new AxisTicMarks(u, start, end); |
|---|
| 79 | | - if (list.size()>0) |
|---|
| 80 | | - { |
|---|
| 81 | | - AxisTicMarks last=list.get(0); |
|---|
| 82 | | - if (last.tics.size()==t.tics.size()) |
|---|
| 83 | | - list.remove(0); |
|---|
| 84 | | - } |
|---|
| 85 | | - list.add(t); |
|---|
| 86 | | - |
|---|
| 87 | | - } |
|---|
| 88 | | - } |
|---|
| 89 | | - while (list.size()>2) |
|---|
| 90 | | - list.remove(0); |
|---|
| 91 | | - |
|---|
| 92 | | - if (list.size()==0) // uh oh! must be many years. we will add in bigger increments. |
|---|
| 93 | | - { |
|---|
| 94 | | - long length=end-start; |
|---|
| 95 | | - long size=365*24*60*60*1000L; |
|---|
| 96 | | - int m=1; |
|---|
| 97 | | - maxTics=15; |
|---|
| 98 | | - while (m<2000000000 && length/(m*size)>maxTics) |
|---|
| 99 | | - { |
|---|
| 100 | | - if (length/(2*m*size)<=maxTics) |
|---|
| 101 | | - { |
|---|
| 102 | | - m*=2; |
|---|
| 103 | | - break; |
|---|
| 104 | | - } |
|---|
| 105 | | - if (length/(5*m*size)<=maxTics) |
|---|
| 106 | | - { |
|---|
| 107 | | - m*=5; |
|---|
| 108 | | - break; |
|---|
| 109 | | - } |
|---|
| 110 | | - m*=10; |
|---|
| 111 | | - } |
|---|
| 112 | | - AxisTicMarks t=new AxisTicMarks(TimeUnit.multipleYears(m), start, end); |
|---|
| 113 | | - list.add(t); |
|---|
| 114 | | - } |
|---|
| 115 | | - return list; |
|---|
| 116 | | - } |
|---|
| 27 | + public AxisTicMarks(TimeUnit unit, long start, long end) |
|---|
| 28 | + { |
|---|
| 29 | + this.unit = unit; |
|---|
| 30 | + tics = new ArrayList<Long>(); |
|---|
| 31 | + RoughTime r = unit.roundDown(start); |
|---|
| 32 | + tics.add(r.getTime()); |
|---|
| 33 | + do |
|---|
| 34 | + { |
|---|
| 35 | + unit.addTo(r); |
|---|
| 36 | + tics.add(r.getTime()); |
|---|
| 37 | + } while (r.getTime() < end); |
|---|
| 38 | + } |
|---|
| 39 | + |
|---|
| 40 | + public static List<AxisTicMarks> allRelevant(Interval interval) |
|---|
| 41 | + { |
|---|
| 42 | + return allRelevant(interval.start, interval.end); |
|---|
| 43 | + } |
|---|
| 44 | + |
|---|
| 45 | + public static List<AxisTicMarks> allRelevant(long start, long end) |
|---|
| 46 | + { |
|---|
| 47 | + return allRelevant(start, end, 4000); |
|---|
| 48 | + } |
|---|
| 49 | + |
|---|
| 50 | + public static AxisTicMarks histoTics(long start, long end) |
|---|
| 51 | + { |
|---|
| 52 | + for (int i = histUnits.length; --i >= 0;) |
|---|
| 53 | + { |
|---|
| 54 | + TimeUnit u = histUnits[i]; |
|---|
| 55 | + long estimate = u.approxNumInRange(start, end); |
|---|
| 56 | + if (estimate < 200 || i == 0) |
|---|
| 57 | + { |
|---|
| 58 | + if (i == 17) |
|---|
| 59 | + i = 17; |
|---|
| 60 | + |
|---|
| 61 | + AxisTicMarks t = new AxisTicMarks(u, start, end); |
|---|
| 62 | + return t; |
|---|
| 63 | + } |
|---|
| 64 | + } |
|---|
| 65 | + return null; |
|---|
| 66 | + } |
|---|
| 67 | + |
|---|
| 68 | + public static List<AxisTicMarks> allRelevant(long start, long end, long maxTics) |
|---|
| 69 | + { |
|---|
| 70 | + List<AxisTicMarks> list = new ArrayList<AxisTicMarks>(); |
|---|
| 71 | + |
|---|
| 72 | + for (int i = 0; i < units.length; i++) |
|---|
| 73 | + { |
|---|
| 74 | + TimeUnit u = units[i]; |
|---|
| 75 | + long estimate = u.approxNumInRange(start, end); |
|---|
| 76 | + |
|---|
| 77 | + if (estimate < maxTics) |
|---|
| 78 | + { |
|---|
| 79 | + AxisTicMarks t = new AxisTicMarks(u, start, end); |
|---|
| 80 | + if (list.size() > 0) |
|---|
| 81 | + { |
|---|
| 82 | + AxisTicMarks last = list.get(0); |
|---|
| 83 | + if (last.tics.size() == t.tics.size()) |
|---|
| 84 | + { |
|---|
| 85 | + list.remove(0); |
|---|
| 86 | + } |
|---|
| 87 | + } |
|---|
| 88 | + list.add(t); |
|---|
| 89 | + |
|---|
| 90 | + } |
|---|
| 91 | + } |
|---|
| 92 | + while (list.size() > 2) |
|---|
| 93 | + { |
|---|
| 94 | + list.remove(0); |
|---|
| 95 | + } |
|---|
| 96 | + |
|---|
| 97 | + if (list.size() == 0) // uh oh! must be many years. we will add in bigger increments. |
|---|
| 98 | + { |
|---|
| 99 | + long length = end - start; |
|---|
| 100 | + long size = 365 * 24 * 60 * 60 * 1000L; |
|---|
| 101 | + int m = 1; |
|---|
| 102 | + maxTics = 15; |
|---|
| 103 | + while (m < 2000000000 && length / (m * size) > maxTics) |
|---|
| 104 | + { |
|---|
| 105 | + if (length / (2 * m * size) <= maxTics) |
|---|
| 106 | + { |
|---|
| 107 | + m *= 2; |
|---|
| 108 | + break; |
|---|
| 109 | + } |
|---|
| 110 | + if (length / (5 * m * size) <= maxTics) |
|---|
| 111 | + { |
|---|
| 112 | + m *= 5; |
|---|
| 113 | + break; |
|---|
| 114 | + } |
|---|
| 115 | + m *= 10; |
|---|
| 116 | + } |
|---|
| 117 | + AxisTicMarks t = new AxisTicMarks(TimeUnit.multipleYears(m), start, end); |
|---|
| 118 | + list.add(t); |
|---|
| 119 | + } |
|---|
| 120 | + return list; |
|---|
| 121 | + } |
|---|
| 117 | 122 | } |
|---|