| 1 | /* |
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| 2 | * $Id: MinuteHourAxis.java,v 1.7 2001/01/05 18:59:27 dwd Exp $ |
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| 3 | * |
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| 4 | * This software is provided by NOAA for full, free and open release. It is |
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| 5 | * understood by the recipient/user that NOAA assumes no liability for any |
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| 6 | * errors contained in the code. Although this software is released without |
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| 7 | * conditions or restrictions in its use, it is expected that appropriate |
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| 8 | * credit be given to its author and to the National Oceanic and Atmospheric |
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| 9 | * Administration should the software be included by the recipient as an |
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| 10 | * element in other product development. |
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| 11 | */ |
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| 12 | |
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| 13 | package gov.noaa.pmel.sgt; |
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| 14 | |
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| 15 | import gov.noaa.pmel.util.GeoDate; |
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| 16 | import gov.noaa.pmel.util.TimeRange; |
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| 17 | import gov.noaa.pmel.util.IllegalTimeValue; |
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| 18 | |
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| 19 | /** |
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| 20 | * Draws time axes using the minute/hour style. |
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| 21 | * |
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| 22 | * <pre> |
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| 23 | * |..........|..........|..........|..........| |
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| 24 | * 10 20 30 40 |
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| 25 | * 13:00 7-Jun-87 |
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| 26 | * or |
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| 27 | * |
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| 28 | * |..........|..........|..........|..........| |
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| 29 | * 13:10 13:20 13:30 13:40 |
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| 30 | * 7-Jun-87 |
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| 31 | * </pre> |
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| 32 | * |
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| 33 | * @author Donald Denbo |
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| 34 | * @version $Revision: 1.7 $, $Date: 2001/01/05 18:59:27 $ |
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| 35 | * @see Axis |
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| 36 | * @see TimeAxis |
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| 37 | */ |
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| 38 | class MinuteHourAxis implements TimeAxisStyle { |
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| 39 | static final int MINUTE_TEST__ = 31; |
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| 40 | static final String defaultMinorLabelFormat__ = "mm"; |
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| 41 | static final String defaultMajorLabelFormat__ = "yyyy-MM-dd HH"; |
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| 42 | static final int defaultNumSmallTics__ = 0; |
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| 43 | int defaultMinorLabelInterval_ = 2; |
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| 44 | int defaultMajorLabelInterval_ = 1; |
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| 45 | static final double incrementValue__ = 1.0; |
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| 46 | static final int incrementUnits__ = GeoDate.MINUTES; |
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| 47 | /** |
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| 48 | * MinuteHourAxis constructor. |
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| 49 | * |
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| 50 | * @param id axis identifier |
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| 51 | **/ |
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| 52 | public MinuteHourAxis() { |
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| 53 | } |
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| 54 | public double computeLocation(double prev,double now) { |
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| 55 | return prev; |
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| 56 | } |
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| 57 | public void computeDefaults(GeoDate delta) { |
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| 58 | long msec = delta.getTime() % GeoDate.MSECS_IN_DAY; |
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| 59 | if(msec > 7200000) { |
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| 60 | defaultMinorLabelInterval_ = 15; |
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| 61 | defaultMajorLabelInterval_ = 2; |
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| 62 | } else if(msec > 1800000) { |
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| 63 | defaultMinorLabelInterval_ = 5; |
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| 64 | defaultMajorLabelInterval_ = 1; |
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| 65 | } else { |
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| 66 | defaultMinorLabelInterval_ = 1; |
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| 67 | defaultMajorLabelInterval_ = 1; |
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| 68 | } |
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| 69 | } |
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| 70 | public int getMinorValue(GeoDate time) { |
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| 71 | return time.getGMTMinutes(); |
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| 72 | } |
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| 73 | public int getMajorValue(GeoDate time) { |
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| 74 | return time.getGMTHours() + 1; |
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| 75 | } |
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| 76 | public boolean isRoomForMajorLabel(GeoDate delta) { |
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| 77 | return 1440.0*(((double)delta.getTime())/((double)GeoDate.MSECS_IN_DAY)) > MINUTE_TEST__; |
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| 78 | } |
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| 79 | public boolean isStartOfMinor(GeoDate time) { |
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| 80 | return time.getGMTMinutes() == 0; |
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| 81 | } |
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| 82 | public String getDefaultMinorLabelFormat() { |
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| 83 | return defaultMinorLabelFormat__; |
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| 84 | } |
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| 85 | public String getDefaultMajorLabelFormat() { |
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| 86 | return defaultMajorLabelFormat__; |
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| 87 | } |
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| 88 | public int getDefaultNumSmallTics() { |
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| 89 | return defaultNumSmallTics__; |
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| 90 | } |
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| 91 | public int getDefaultMinorLabelInterval() { |
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| 92 | return defaultMinorLabelInterval_; |
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| 93 | } |
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| 94 | public int getDefaultMajorLabelInterval() { |
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| 95 | return defaultMajorLabelInterval_; |
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| 96 | } |
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| 97 | public GeoDate getStartTime(TimeRange tRange) { |
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| 98 | boolean time_increasing; |
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| 99 | GeoDate time = null; |
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| 100 | time_increasing = tRange.end.after(tRange.start); |
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| 101 | try { |
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| 102 | if(time_increasing) { |
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| 103 | time = new GeoDate(tRange.start.getGMTMonth(), |
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| 104 | tRange.start.getGMTDay(), |
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| 105 | tRange.start.getGMTYear(), |
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| 106 | tRange.start.getGMTHours(), |
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| 107 | tRange.start.getGMTMinutes(), 0, 0); |
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| 108 | if(!time.equals(tRange.start)) time.increment(1.0, GeoDate.MINUTES); |
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| 109 | } else { |
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| 110 | time = new GeoDate(tRange.end.getGMTMonth(), |
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| 111 | tRange.end.getGMTDay(), |
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| 112 | tRange.end.getGMTYear(), |
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| 113 | tRange.end.getGMTHours(), |
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| 114 | tRange.end.getGMTMinutes(), 0, 0); |
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| 115 | if(!time.equals(tRange.end)) time.increment(1.0, GeoDate.MINUTES); |
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| 116 | } |
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| 117 | } catch (IllegalTimeValue e) {} |
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| 118 | return time; |
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| 119 | } |
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| 120 | public double getIncrementValue() { |
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| 121 | return incrementValue__; |
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| 122 | } |
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| 123 | public int getIncrementUnits() { |
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| 124 | return incrementUnits__; |
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| 125 | } |
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| 126 | public String toString() { |
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| 127 | return "MinuteHourAxis"; |
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| 128 | } |
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| 129 | } |
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