Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/WINFOArtifact.java @ 1803:51e59f221333
Minor preparations for WINFO/CrossSection to handle multiple cross-sections.
flys-artifacts/trunk@3128 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
|---|---|
| date | Tue, 01 Nov 2011 12:23:59 +0000 |
| parents | 26d7077e42d2 |
| children | f6a190f6aaff |
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| 1802:26d7077e42d2 | 1803:51e59f221333 |
|---|---|
| 668 } | 668 } |
| 669 | 669 |
| 670 | 670 |
| 671 /** | 671 /** |
| 672 * Get CrossSectionLine spatially closest to what is specified in the data | 672 * Get CrossSectionLine spatially closest to what is specified in the data |
| 673 * "cross_section.km". | 673 * "cross_section.km" (and from "cross_section.index"). |
| 674 * | 674 * |
| 675 * @return CrossSectionLine closest to "cross_section.km". | 675 * @return CrossSectionLine closest to "cross_section.km". |
| 676 */ | 676 */ |
| 677 protected CrossSectionLine searchCrossSectionKmLine() { | 677 protected CrossSectionLine searchCrossSectionKmLine() { |
| 678 double wishKM = 0.0f; | 678 double wishKM = 0.0f; |
| 679 try { | 679 try { |
| 680 wishKM = Double.parseDouble(getDataAsString("cross_section.km")); | 680 wishKM = Double.parseDouble(getDataAsString("cross_section.km")); |
| 681 } | 681 } |
| 682 catch (Exception e) { | 682 catch (Exception e) { |
| 683 logger.warn(e); | 683 logger.warn("Exception when parsing cross_section.km", e); |
| 684 } | |
| 685 | |
| 686 int crossSectionIdx = 0; | |
| 687 | |
| 688 List<CrossSection> sections = getCrossSections(); | |
| 689 if (sections.size() < crossSectionIdx) { | |
| 690 logger.error("Cross-section not found: " + crossSectionIdx); | |
| 691 return null; | |
| 692 } | |
| 693 if (sections.size() == 0 | |
| 694 || sections.get(crossSectionIdx).getLines().size() == 0) | |
| 695 { | |
| 696 return null; | |
| 684 } | 697 } |
| 685 | 698 |
| 686 // Get the cross section closest to requested km. | 699 // Get the cross section closest to requested km. |
| 687 // Naive, linear approach. | 700 // Naive, linear approach. |
| 688 List<CrossSection> sections = getCrossSections(); | |
| 689 if (sections.size() == 0 || sections.get(0).getLines().size() == 0) { | |
| 690 return null; | |
| 691 } | |
| 692 List<CrossSectionLine> crossSectionLines = | 701 List<CrossSectionLine> crossSectionLines = |
| 693 sections.get(0).getLines(); | 702 sections.get(crossSectionIdx).getLines(); |
| 694 CrossSectionLine oldLine = crossSectionLines.get(0); | 703 CrossSectionLine oldLine = crossSectionLines.get(0); |
| 695 double oldDiff = Math.abs(wishKM - oldLine.getKm().doubleValue()); | 704 double oldDiff = Math.abs(wishKM - oldLine.getKm().doubleValue()); |
| 696 for (CrossSectionLine line: crossSectionLines) { | 705 for (CrossSectionLine line: crossSectionLines) { |
| 697 double diff = Math.abs(wishKM - line.getKm().doubleValue()); | 706 double diff = Math.abs(wishKM - line.getKm().doubleValue()); |
| 698 if (diff > oldDiff) { | 707 if (diff > oldDiff) { |
| 732 */ | 741 */ |
| 733 public double [][] getCrossSectionData() { | 742 public double [][] getCrossSectionData() { |
| 734 logger.info("getCrossSectionData() for cross_section.km " | 743 logger.info("getCrossSectionData() for cross_section.km " |
| 735 + getDataAsString("cross_section.km")); | 744 + getDataAsString("cross_section.km")); |
| 736 CrossSectionLine line = searchCrossSectionKmLine(); | 745 CrossSectionLine line = searchCrossSectionKmLine(); |
| 737 return line != null ? line.fetchCrossSectionProfile() : null; | 746 |
| 747 return line != null | |
| 748 ? line.fetchCrossSectionProfile() | |
| 749 : null; | |
| 738 } | 750 } |
| 739 | 751 |
| 740 | 752 |
| 741 /** | 753 /** |
| 742 * Get points of line describing the surface of water at cross section. | 754 * Get points of line describing the surface of water at cross section. |
| 769 int old_idx = 0; | 781 int old_idx = 0; |
| 770 try { | 782 try { |
| 771 wishKM = Double.parseDouble(getDataAsString("cross_section.km")); | 783 wishKM = Double.parseDouble(getDataAsString("cross_section.km")); |
| 772 } | 784 } |
| 773 catch (Exception e) { | 785 catch (Exception e) { |
| 774 logger.warn(e); | 786 logger.warn("Exception when trying to get cross_section.km", e); |
| 775 } | 787 } |
| 776 | 788 |
| 777 if (triple.size() == 0) { | 789 if (triple.size() == 0) { |
| 778 logger.warn("Calculation of waterline is empty."); | 790 logger.warn("Calculation of waterline is empty."); |
| 779 return Lines.createWaterLines(points, 0.0f); | 791 return Lines.createWaterLines(points, 0.0f); |
| 794 return Lines.createWaterLines(points, last_w); | 806 return Lines.createWaterLines(points, last_w); |
| 795 } | 807 } |
| 796 | 808 |
| 797 | 809 |
| 798 /** | 810 /** |
| 799 * Get name of cross section. | 811 * Get name of cross sections. |
| 800 */ | 812 * @return list of names of cross-sections. |
| 801 public String getCrossSectionName() { | 813 */ |
| 802 List<CrossSection> sections = getCrossSections(); | 814 public List<String> getCrossSectionNames() { |
| 803 | 815 List<String> names = new ArrayList<String>(); |
| 804 if (sections.size() > 0) { | 816 |
| 805 return sections.get(0).getDescription(); | 817 for (CrossSection section: getCrossSections()) { |
| 806 } | 818 names.add(section.getDescription()); |
| 807 else { | 819 } |
| 808 return ""; | 820 |
| 809 } | 821 return names; |
| 810 } | 822 } |
| 811 | 823 |
| 812 | 824 |
| 813 /** | 825 /** |
| 814 * Returns the Qs for a number of Ws. This method makes use of | 826 * Returns the Qs for a number of Ws. This method makes use of |