land cover object is removed from the data model

[modules/hydro.git] / src / HYDROGUI / HYDROGUI_OCCDisplayer.cxx

diff --git a/src/HYDROGUI/HYDROGUI_OCCDisplayer.cxx b/src/HYDROGUI/HYDROGUI_OCCDisplayer.cxx
index 40256a51b2e6b54640a4812ff8cd00e5e8df8d62..ccec796fca83cda5220761d0d301e838cded7442 100644 (file)
--- a/src/HYDROGUI/HYDROGUI_OCCDisplayer.cxx
+++ b/src/HYDROGUI/HYDROGUI_OCCDisplayer.cxx
@@ -23,10 +23,14 @@
 #include "HYDROGUI_Tool.h"
 #include <HYDROGUI_ShapeImage.h>
 #include <HYDROGUI_ShapeBathymetry.h>
+#include <HYDROGUI_ShapeLandCover.h>
 #include "HYDROGUI_Operation.h"
 #include "HYDROGUI_DataObject.h"
 #include "HYDROGUI_ZLayers.h"
+
 #include <HYDROData_Bathymetry.h>
+#include <HYDROData_LandCover.h>
+#include <HYDROData_StricklerTable.h>
 
 #include <AIS_InteractiveContext.hxx>
 #include <AIS_ListIteratorOfListOfInteractive.hxx>
@@ -141,7 +145,9 @@ void HYDROGUI_OCCDisplayer::Erase( const HYDROData_SequenceOfObjects& theObjs,
     module()->removeObjectShape( (size_t)aViewer, anObj );
   }
   aViewer->update();
-  UpdateColorScale( aViewer );
+  if ( !module()->isLandCoversScalarMapModeOn( (size_t)aViewer ) ) {
+    UpdateColorScale( aViewer );
+  }
 }
 
 HYDROGUI_Shape* HYDROGUI_OCCDisplayer::createShape( const int                             theViewerId,
@@ -159,6 +165,10 @@ HYDROGUI_Shape* HYDROGUI_OCCDisplayer::createShape( const int
     aResShape = new HYDROGUI_ShapeImage( theContext, Handle_HYDROData_Image::DownCast( theObject ) );
   else if( theObject->IsKind( STANDARD_TYPE( HYDROData_Bathymetry ) ) )
     aResShape = new HYDROGUI_ShapeBathymetry( this, theContext, Handle_HYDROData_Bathymetry::DownCast( theObject ) );
+  else if( theObject->IsKind( STANDARD_TYPE( HYDROData_LandCover ) ) ) {
+    bool isScalarMode = module()->isLandCoversScalarMapModeOn( theViewerId );
+    aResShape = new HYDROGUI_ShapeLandCover( this, theContext, Handle_HYDROData_LandCover::DownCast( theObject ), -1, isScalarMode );
+  }
   else
     aResShape = new HYDROGUI_Shape( theContext, theObject );
 
@@ -400,16 +410,19 @@ void HYDROGUI_OCCDisplayer::SetToUpdateColorScale()
 
 void HYDROGUI_OCCDisplayer::UpdateColorScale( const OCCViewer_Viewer* theViewer )
 {
-  if( !myToUpdateColorScale )
+  if( !myToUpdateColorScale || !theViewer )
     return;
-
+  
   OCCViewer_ViewWindow* aWnd = dynamic_cast<OCCViewer_ViewWindow*>( theViewer->getViewManager()->getActiveView() );
   Handle(V3d_View) aView = aWnd->getViewPort()->getView();
-
+      
   int aViewerId = (size_t)theViewer;//TODO: check if viewer id is correct
-  QList<HYDROGUI_Shape*> aShapes = module()->getObjectShapes( aViewerId, KIND_BATHYMETRY );
+  bool isLandCoverColoringOn = module()->isLandCoversScalarMapModeOn( aViewerId );
+    
+  QList<HYDROGUI_Shape*> aLandCoverShapes = module()->getObjectShapes( aViewerId, KIND_LAND_COVER );
+  QList<HYDROGUI_Shape*> aBathShapes = module()->getObjectShapes( aViewerId, KIND_BATHYMETRY );
 
-  bool isDisplayColorScale = !aShapes.empty();
+  bool isDisplayColorScale = !aBathShapes.empty() || isLandCoverColoringOn;
   Standard_Real anXPos = 0.05; //TODO
   Standard_Real anYPos = 0.1; //TODO
   Standard_Real aWidth = 0.2; //TODO
@@ -418,27 +431,43 @@ void HYDROGUI_OCCDisplayer::UpdateColorScale( const OCCViewer_Viewer* theViewer
   Standard_Integer aNbIntervals = 20; //TODO
   TCollection_ExtendedString aColorScaleTitle = "";//TODO
 
-  Standard_Real aColorScaleMin = 0, aColorScaleMax = 1, aMin, aMax;
-  bool isFirst = true;
-  foreach( HYDROGUI_Shape* aShape, aShapes )
-  {
-    HYDROGUI_ShapeBathymetry* aBathShape = dynamic_cast<HYDROGUI_ShapeBathymetry*>( aShape );
-    if( !aBathShape || !aBathShape->isVisible() )
-      continue;
+  Standard_Real aColorScaleMin = 0, aColorScaleMax = 1;
+
+  // Get range
+  Handle(HYDROData_StricklerTable) aTable;
+  QStringList aTableTypes;
+  if ( isLandCoverColoringOn ) {
+    aTable = module()->getLandCoverColoringTable( aViewerId );
+    if ( !aTable.IsNull() ) {
+      // TODO: non-empty title leads to buggy behaviour
+      // aColorScaleTitle = TCollection_ExtendedString( aTable->GetName().toLatin1().constData() );
+      aTable->GetCoefficientRange( aColorScaleMin, aColorScaleMax );
+      aTableTypes = aTable->GetTypes();
+    }
+  } else {
+    Standard_Real aMin, aMax;
+    bool isFirst = true;
+    foreach( HYDROGUI_Shape* aShape, aBathShapes )
+    {
+      HYDROGUI_ShapeBathymetry* aBathShape = dynamic_cast<HYDROGUI_ShapeBathymetry*>( aShape );
+      if( !aBathShape || !aBathShape->isVisible() )
+        continue;
 
-    aBathShape->GetRange( aMin, aMax );
+      aBathShape->GetRange( aMin, aMax );
 
-    if( isFirst || aMin < aColorScaleMin )
-      aColorScaleMin = aMin;
-    if( isFirst || aMax > aColorScaleMax )
-      aColorScaleMax = aMax;
+      if( isFirst || aMin < aColorScaleMin )
+        aColorScaleMin = aMin;
+      if( isFirst || aMax > aColorScaleMax )
+        aColorScaleMax = aMax;
 
-    isFirst = false;
+      isFirst = false;
+    }
   }
 
+  Handle(Aspect_ColorScale) aColorScale;
   if( isDisplayColorScale )
   {
-    Handle(Aspect_ColorScale) aColorScale = aView->ColorScale();
+    aColorScale = aView->ColorScale();
     if( !aColorScale.IsNull() )
     {
       aColorScale->SetXPosition( anXPos );
@@ -452,13 +481,14 @@ void HYDROGUI_OCCDisplayer::UpdateColorScale( const OCCViewer_Viewer* theViewer
       aColorScale->SetTitle( aColorScaleTitle );
       aColorScale->SetRange( aColorScaleMin, aColorScaleMax );
 
-      foreach( HYDROGUI_Shape* aShape, aShapes )
-      {
-        HYDROGUI_ShapeBathymetry* aBathShape = dynamic_cast<HYDROGUI_ShapeBathymetry*>( aShape );
-        if( !aBathShape || !aBathShape->isVisible() )
-          continue;
+      if ( !isLandCoverColoringOn ) {
+        foreach( HYDROGUI_Shape* aShape, aBathShapes ) {
+          HYDROGUI_ShapeBathymetry* aBathShape = dynamic_cast<HYDROGUI_ShapeBathymetry*>( aShape );
+          if( !aBathShape || !aBathShape->isVisible() )
+            continue;
 
-        aBathShape->UpdateWithColorScale( aColorScale );
+          aBathShape->UpdateWithColorScale( aColorScale );
+        }
       }
     }
     if( !aView->ColorScaleIsDisplayed() )
@@ -470,5 +500,43 @@ void HYDROGUI_OCCDisplayer::UpdateColorScale( const OCCViewer_Viewer* theViewer
       aView->ColorScaleErase();
   }
 
+  foreach( HYDROGUI_Shape* aShape, aLandCoverShapes ) {
+    HYDROGUI_ShapeLandCover* aLandCoverShape = 
+      dynamic_cast<HYDROGUI_ShapeLandCover*>( aShape );
+
+    if ( !aLandCoverShape || !aLandCoverShape->isVisible() ) {
+      continue;
+    }
+    
+    Handle(HYDROData_LandCover) aLandCover = 
+      Handle(HYDROData_LandCover)::DownCast( aLandCoverShape->getObject() );
+
+    if ( aLandCover.IsNull() ) {
+      continue;
+    }
+    
+    QColor aUndefinedColor( Qt::gray );
+    QColor aColor = isLandCoverColoringOn ? aUndefinedColor : aLandCover->GetFillingColor();
+    
+    if ( isLandCoverColoringOn && !aTable.IsNull() ) {
+      QString aStricklerType = 
+        aLandCover->GetStricklerType().toLatin1().constData();
+     
+      if ( aTable->HasType( aStricklerType ) ) {
+        double aStricklerCoeff = aTable->Get( aStricklerType, 0 );
+        Quantity_Color aShapeColor;
+        if ( aColorScale->FindColor( aStricklerCoeff, aShapeColor ) ) {
+          aColor = QColor( aShapeColor.Red() * 255, 
+                           aShapeColor.Green() * 255,
+                           aShapeColor.Blue() * 255 );
+        }
+      }
+    }
+    
+    aLandCoverShape->setFillingColor( aColor, true, true );
+    aLandCoverShape->setScalarMapModeEnabled( isLandCoverColoringOn );
+    theViewer->getAISContext()->Redisplay( aLandCoverShape->getAISObject() );
+  }
+
   myToUpdateColorScale = false;
 }