Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/FLYSArtifact.java @ 655:913b52064449
Refactored version of "Berechnung 4"
flys-artifacts/trunk@2053 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Sun, 05 Jun 2011 18:24:46 +0000 |
| parents | 6695e03e9b82 |
| children | ed7c901ee712 |
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| 654:bbc966c81809 | 655:913b52064449 |
|---|---|
| 31 import de.intevation.artifactdatabase.data.StateData; | 31 import de.intevation.artifactdatabase.data.StateData; |
| 32 import de.intevation.artifactdatabase.state.State; | 32 import de.intevation.artifactdatabase.state.State; |
| 33 import de.intevation.artifactdatabase.state.StateEngine; | 33 import de.intevation.artifactdatabase.state.StateEngine; |
| 34 import de.intevation.artifactdatabase.transition.TransitionEngine; | 34 import de.intevation.artifactdatabase.transition.TransitionEngine; |
| 35 | 35 |
| 36 import de.intevation.flys.utils.DoubleUtil; | |
| 37 | |
| 36 import de.intevation.flys.model.Gauge; | 38 import de.intevation.flys.model.Gauge; |
| 37 import de.intevation.flys.model.Range; | 39 import de.intevation.flys.model.Range; |
| 38 import de.intevation.flys.model.River; | 40 import de.intevation.flys.model.River; |
| 39 | 41 |
| 40 import de.intevation.flys.artifacts.context.FLYSContext; | 42 import de.intevation.flys.artifacts.context.FLYSContext; |
| 76 * range.*/ | 78 * range.*/ |
| 77 public static final int DEFAULT_Q_STEPS = 30; | 79 public static final int DEFAULT_Q_STEPS = 30; |
| 78 | 80 |
| 79 /** The default step width between the start end end kilometer.*/ | 81 /** The default step width between the start end end kilometer.*/ |
| 80 public static final double DEFAULT_KM_STEPS = 0.1; | 82 public static final double DEFAULT_KM_STEPS = 0.1; |
| 81 | |
| 82 public static final double DEFAULT_PRECISION = 1e6; | |
| 83 | 83 |
| 84 | 84 |
| 85 /** The identifier of the current state. */ | 85 /** The identifier of the current state. */ |
| 86 protected String currentStateId; | 86 protected String currentStateId; |
| 87 | 87 |
| 609 else { | 609 else { |
| 610 return LocationDistanceSelect.getLocations(this); | 610 return LocationDistanceSelect.getLocations(this); |
| 611 } | 611 } |
| 612 } | 612 } |
| 613 | 613 |
| 614 public double [] getFromToStep() { | |
| 615 if (!isRange()) { | |
| 616 return null; | |
| 617 } | |
| 618 double [] fromTo = getDistance(); | |
| 619 | |
| 620 if (fromTo == null) { | |
| 621 return null; | |
| 622 } | |
| 623 | |
| 624 StateData dStep = getData("ld_step"); | |
| 625 if (dStep == null) { | |
| 626 return null; | |
| 627 } | |
| 628 | |
| 629 double [] result = new double[3]; | |
| 630 result[0] = fromTo[0]; | |
| 631 result[1] = fromTo[1]; | |
| 632 | |
| 633 try { | |
| 634 String step = (String)dStep.getValue(); | |
| 635 result[2] = DoubleUtil.round(Double.parseDouble(step) / 1000d); | |
| 636 } | |
| 637 catch (NumberFormatException nfe) { | |
| 638 return null; | |
| 639 } | |
| 640 | |
| 641 return result; | |
| 642 } | |
| 643 | |
| 614 | 644 |
| 615 /** | 645 /** |
| 616 * Returns the gauge based on the current distance and river. | 646 * Returns the gauge based on the current distance and river. |
| 617 * | 647 * |
| 618 * @return the gauge. | 648 * @return the gauge. |
| 965 public static double[] getExplodedValues( | 995 public static double[] getExplodedValues( |
| 966 double from, | 996 double from, |
| 967 double to, | 997 double to, |
| 968 double step | 998 double step |
| 969 ) { | 999 ) { |
| 970 return getExplodedValues(from, to, step, DEFAULT_PRECISION); | 1000 return DoubleUtil.explode(from, to, step); |
| 971 } | 1001 } |
| 972 | |
| 973 public static double[] getExplodedValues( | |
| 974 double from, | |
| 975 double to, | |
| 976 double step, | |
| 977 double precision | |
| 978 ) { | |
| 979 double lower = from; | |
| 980 | |
| 981 double diff = to - from; | |
| 982 double tmp = diff / step; | |
| 983 int num = (int)Math.abs(Math.ceil(tmp)) + 1; | |
| 984 | |
| 985 double [] values = new double[num]; | |
| 986 | |
| 987 if (from > to) { | |
| 988 step = -step; | |
| 989 } | |
| 990 | |
| 991 for (int idx = 0; idx < num; idx++) { | |
| 992 values[idx] = Math.round(lower * precision)/precision; | |
| 993 lower += step; | |
| 994 } | |
| 995 | |
| 996 return values; | |
| 997 } | |
| 998 | |
| 999 | 1002 |
| 1000 /** | 1003 /** |
| 1001 * Method to dump the artifacts state/data. | 1004 * Method to dump the artifacts state/data. |
| 1002 */ | 1005 */ |
| 1003 protected void dumpArtifact() { | 1006 protected void dumpArtifact() { |