gerrit.simantics Code Review - simantics/district.git/blob

   1 package org.simantics.district.network.profile;
   2
   3 import org.simantics.databoard.Bindings;
   4 import org.simantics.db.ReadGraph;
   5 import org.simantics.db.Resource;
   6 import org.simantics.db.common.request.ResourceRead;
   7 import org.simantics.db.exception.DatabaseException;
   8 import org.simantics.db.layer0.variable.Variable;
   9 import org.simantics.db.layer0.variable.Variables;
  10 import org.simantics.diagram.stubs.DiagramResource;
  11 import org.simantics.district.network.ontology.DistrictNetworkResource;
  12 import org.simantics.scl.runtime.function.Function1;
  13
  14 /**
  15  * @author Tuukka Lehtonen
  16  */
  17 public class DiagramSettingsRequest extends ResourceRead<DiagramSettings> {
  18
  19         public DiagramSettingsRequest(Resource runtimeDiagram) {
  20                 super(runtimeDiagram);
  21         }
  22
  23         @SuppressWarnings("unchecked")
  24     @Override
  25         public DiagramSettings perform(ReadGraph graph) throws DatabaseException {
  26                 DiagramResource DIA = DiagramResource.getInstance(graph);
  27                 DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
  28
  29                 Function1<Resource, Double> elementColoringFunction = null;
  30                 float elementColoringGradientHue = 0;
  31                 float elementColoringGradientSaturation = 1;
  32                 Function1<Resource, Double> edgeThicknessProperty = null;
  33                 Function1<Resource, Double> nodeScaleProperty = null;
  34                 double edgeThicknessGain = 1;
  35                 double edgeThicknessBias = 0;
  36                 double nodeScaleGain = 1;
  37                 double nodeScaleBias = 0;
  38
  39                 Resource diagram = graph.getPossibleObject(resource, DIA.RuntimeDiagram_HasConfiguration);
  40                 if (diagram != null) {
  41                         Variable dv = Variables.getPossibleVariable(graph, diagram);
  42                         if (dv != null) {
  43                                 Object obj = dv.getPossiblePropertyValue(graph, DN.Diagram_elementColoringFunction);
  44                                 if (obj instanceof Function1<?,?>) {
  45                                         elementColoringFunction = (Function1<Resource, Double>) obj;
  46                                 }
  47                         }
  48                         elementColoringGradientHue =
  49                                         limit(0, 360, safeFloatProperty(graph, diagram, DN.Diagram_elementColoringGradientHue, 0.0f))
  50                                         / 360.0f;
  51                         elementColoringGradientSaturation =
  52                                         limit(0, 100, safeFloatProperty(graph, diagram, DN.Diagram_elementColoringGradientSaturation, 0.0f))
  53                                         / 100.0f;
  54
  55                         Resource etp = graph.getPossibleObject(diagram, DN.Diagram_edgeThicknessProperty);
  56                         //System.out.println("etp: " + NameUtils.getURIOrSafeNameInternal(graph, etp));
  57                         if (etp != null) {
  58                                 Variable etpv = Variables.getPossibleVariable(graph, etp);
  59                                 if (etpv != null) {
  60                                         //System.out.println("etpv: " + etpv.getURI(graph));
  61                                         edgeThicknessProperty = etpv.getPropertyValue(graph, DN.Edge_ThicknessProperty_value);
  62                                 }
  63
  64                                 edgeThicknessGain =
  65                                                 safeDoubleProperty(graph, etp, DN.Edge_ThicknessProperty_gain, 1)
  66                                                 * safeDoubleProperty(graph, diagram, DN.Diagram_edgeThicknessGain, 1);
  67                                 edgeThicknessBias =
  68                                                 safeDoubleProperty(graph, etp, DN.Edge_ThicknessProperty_bias, 0)
  69                                                 + safeDoubleProperty(graph, diagram, DN.Diagram_edgeThicknessBias, 0);
  70                         }
  71                         Resource nsp = graph.getPossibleObject(diagram, DN.Diagram_nodeScaleProperty);
  72                         if (nsp != null) {
  73                                 Variable nspv = Variables.getPossibleVariable(graph, nsp);
  74                                 if (nspv != null) {
  75                                         //System.out.println("nspv: " + nspv.getURI(graph));
  76                                         nodeScaleProperty = nspv.getPropertyValue(graph, DN.Vertex_ScaleProperty_value);
  77                                 }
  78
  79                                 nodeScaleGain =
  80                                                 safeDoubleProperty(graph, nsp, DN.Vertex_ScaleProperty_gain, 1)
  81                                                 * safeDoubleProperty(graph, diagram, DN.Diagram_nodeScaleGain, 1);
  82                                 nodeScaleBias =
  83                                                 safeDoubleProperty(graph, nsp, DN.Vertex_ScaleProperty_bias, 0)
  84                                                 + safeDoubleProperty(graph, diagram, DN.Diagram_nodeScaleBias, 0);
  85                         }
  86                 }
  87
  88                 DiagramSettings ds = new DiagramSettings(
  89                                 nodeScaleProperty, nodeScaleGain, nodeScaleBias,
  90                                 edgeThicknessProperty, edgeThicknessGain, edgeThicknessBias,
  91                                 elementColoringFunction,
  92                                 elementColoringGradientHue,
  93                                 elementColoringGradientSaturation);
  94                 //System.out.println("new diagram settings: " + ds);
  95                 return ds;
  96         }
  97
  98         private static float safeFloatProperty(ReadGraph graph, Resource r, Resource property, float defaultValue) throws DatabaseException {
  99                 Float d = graph.getPossibleRelatedValue(r, property, Bindings.FLOAT);
 100                 return d != null ? d : defaultValue;
 101         }
 102
 103         private static double safeDoubleProperty(ReadGraph graph, Resource r, Resource property, double defaultValue) throws DatabaseException {
 104                 Double d = graph.getPossibleRelatedValue(r, property, Bindings.DOUBLE);
 105                 return d != null ? d : defaultValue;
 106         }
 107
 108         private static float limit(float min, float max, float value) {
 109                 return Math.max(min, Math.min(value,  max));
 110         }
 111
 112         @SuppressWarnings("unused")
 113         private static double limit(double min, double max, double value) {
 114                 return Math.max(min, Math.min(value,  max));
 115         }
 116
 117 }