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Dump Image data to python script (Feature #13).
[modules/hydro.git] / src / HYDROData / HYDROData_Image.cxx
index a41cc26415820521fa13192f7b5471a25bdacd61..41b194c726562e34a73f3ce2eed969bb7ee6f5e9 100644 (file)
@@ -1,16 +1,25 @@
 #include <HYDROData_Image.h>
 #include <HYDROData_Iterator.h>
 
+#include <HYDROOperations_Factory.h>
+
 #include <TDataStd_RealArray.hxx>
 #include <TDataStd_ByteArray.hxx>
 #include <TDataStd_IntegerArray.hxx>
 #include <TDataStd_ReferenceList.hxx>
 #include <TDataStd_Name.hxx>
 #include <TDataStd_UAttribute.hxx>
+#include <TDataStd_AsciiString.hxx>
 #include <TDF_ListIteratorOfLabelList.hxx>
 
+#include <ImageComposer_Operator.h>
+
+#include <QStringList>
+
 static const Standard_GUID GUID_MUST_BE_UPDATED("80f2bb81-3873-4631-8ddd-940d2119f000");
 
+#define PYTHON_IMAGE_ID "1"
+
 IMPLEMENT_STANDARD_HANDLE(HYDROData_Image, HYDROData_Object)
 IMPLEMENT_STANDARD_RTTIEXT(HYDROData_Image, HYDROData_Object)
 
@@ -22,6 +31,142 @@ HYDROData_Image::~HYDROData_Image()
 {
 }
 
+QStringList HYDROData_Image::DumpToPython( MapOfTreatedObjects& theTreatedObjects ) const
+{
+  QStringList aResList;
+
+  Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( this );
+  if ( aDocument.IsNull() )
+    return aResList;
+                             
+  QString aDocName = aDocument->GetDocPyName();
+  QString anImageName = GetName();
+
+  aResList << QString( "%1 = %2.CreateObject( %3 );" )
+              .arg( anImageName ).arg( aDocName ).arg( PYTHON_IMAGE_ID );
+  aResList << QString( "%1.SetName( \"%2\" );" )
+              .arg( anImageName ).arg( anImageName );
+
+  QString aFilePath = GetFilePath();
+  if ( !aFilePath.isEmpty() )
+  {
+    aResList << QString( "" );
+    aResList << QString( "%1.LoadImage( \"%2\" );" )
+                .arg( anImageName ).arg( aFilePath );
+  }
+  else
+  {
+    // Image is composed from other image(s)
+
+    QString anOperatorName = OperatorName();
+    if ( !anOperatorName.isEmpty() )
+    {
+      aResList << QString( "" );
+
+      aResList << QString( "%1.SetOperatorName( \"%2\" );" )
+                  .arg( anImageName ).arg( anOperatorName );
+
+      ImageComposer_Operator* anImageOp = HYDROOperations_Factory::Factory()->Operator( this );
+      if ( anImageOp )
+      {
+        // Dump operation arguments
+        QString anOpArgsArrayName;
+        QStringList anOpArgs = anImageOp->dumpArgsToPython( anOpArgsArrayName );
+        if ( !anOpArgs.isEmpty() )
+        {
+          aResList << QString( "" );
+          aResList << anOpArgs;
+
+          aResList << QString( "" );
+          aResList << QString( "%1.SetArgs( \"%2\" );" )
+                      .arg( anImageName ).arg( anOpArgsArrayName );
+        }
+      }
+    }
+    
+    int aNbReferences = NbReferences();
+    if ( aNbReferences > 0 )
+    {
+      aResList << QString( "" );
+
+      for ( int i = 0; i < aNbReferences; ++i )
+      {
+        Handle(HYDROData_Image) aRefImg = Reference( i );
+        if ( aRefImg.IsNull() )
+          continue;
+
+        QString aRefImgName = aRefImg->GetName();
+
+        // The definition of reference image must be dumped before this
+        if ( !theTreatedObjects.contains( aRefImgName ) )
+        {
+          // Write definition of reference image
+          QStringList aRefImgDump = aRefImg->DumpToPython( theTreatedObjects );
+          if ( aRefImgDump.isEmpty() )
+            continue;
+
+          QStringList aTmpList = aResList;
+          aResList = aRefImgDump;
+
+          aResList.append( "" );
+          aResList.append( aTmpList );
+
+          theTreatedObjects.insert( aRefImgName, aRefImg );
+        }
+
+        aResList << QString( "%1.AppendReference( %2 );" )
+                    .arg( anImageName ).arg( aRefImgName );
+      }
+    }
+  }
+
+  // Dump transformation matrix for image
+  aResList << QString( "" );
+
+  QTransform aTrsf = Trsf();
+
+  aResList << QString( "trsf = QTransform( %2, %3, %4," )
+              .arg( aTrsf.m11() ).arg( aTrsf.m12() ).arg( aTrsf.m13() );
+  aResList << QString( "                   %1, %2, %3," )
+              .arg( aTrsf.m21() ).arg( aTrsf.m22() ).arg( aTrsf.m23() );
+  aResList << QString( "                   %1, %2, %3 );" )
+              .arg( aTrsf.m31() ).arg( aTrsf.m32() ).arg( aTrsf.m33() );
+
+  aResList << QString( "%1.SetTrsf( trsf );" ).arg( anImageName );
+
+  // Dump transformation points for image
+  aResList << QString( "" );
+
+  QPoint aPointAIn,  aPointBIn,  aPointCIn;
+  QPointF aPointAOut, aPointBOut, aPointCOut;
+  TrsfPoints( aPointAIn,  aPointBIn,  aPointCIn,
+              aPointAOut, aPointBOut, aPointCOut );
+
+  aResList << QString( "a_in = QPoint( %1, %2 );" )
+              .arg( aPointAIn.x() ).arg( aPointAIn.y() );
+
+  aResList << QString( "b_in = QPoint( %1, %2 );" )
+              .arg( aPointBIn.x() ).arg( aPointBIn.y() );
+
+  aResList << QString( "c_in = QPoint( %1, %2 );" )
+              .arg( aPointCIn.x() ).arg( aPointCIn.y() );
+
+  aResList << QString( "a_out = QPointF( %1, %2 );" )
+              .arg( aPointAOut.x() ).arg( aPointAOut.y() );
+
+  aResList << QString( "b_out = QPointF( %1, %2 );" )
+              .arg( aPointBOut.x() ).arg( aPointBOut.y() );
+
+  aResList << QString( "c_out = QPointF( %1, %2 );" )
+              .arg( aPointCOut.x() ).arg( aPointCOut.y() );
+
+  QString aGap = QString().fill( ' ', anImageName.size() + 16 );
+  aResList << QString( "%1.SetTrsfPoints( a_in,  b_in,  c_in," ).arg( anImageName );
+  aResList << QString( aGap            + "a_out, b_out, c_out );" );
+
+  return aResList;
+}
+
 void HYDROData_Image::SetImage(const QImage& theImage)
 {
   if (theImage.isNull()) {
@@ -44,6 +189,13 @@ void HYDROData_Image::SetImage(const QImage& theImage)
   SaveByteArray(0, aData, theImage.byteCount());
 }
 
+bool HYDROData_Image::LoadImage(const QString& theFilePath)
+{
+  QImage anImage( theFilePath );
+  SetImage( anImage );
+  return !anImage.isNull();
+}
+
 QImage HYDROData_Image::Image()
 {
   Handle(TDataStd_IntegerArray) aParams;
@@ -58,6 +210,23 @@ QImage HYDROData_Image::Image()
   return aResult;
 }
 
+void HYDROData_Image::SetFilePath(const QString& theFilePath)
+{
+  TCollection_AsciiString anAsciiStr( theFilePath.toStdString().c_str() );
+  TDataStd_AsciiString::Set( myLab.FindChild( DataTag_FilePath ), anAsciiStr );
+}
+
+QString HYDROData_Image::GetFilePath() const
+{
+  QString aRes;
+
+  Handle(TDataStd_AsciiString) anAsciiStr;
+  if ( myLab.FindChild( DataTag_FilePath ).FindAttribute( TDataStd_AsciiString::GetID(), anAsciiStr ) )
+    aRes = QString( anAsciiStr->Get().ToCString() );
+
+  return aRes;
+}
+
 void HYDROData_Image::SetTrsf(const QTransform& theTrsf)
 {
   // locate 9 coeffs of matrix into the real array
@@ -77,7 +246,7 @@ void HYDROData_Image::SetTrsf(const QTransform& theTrsf)
   anArray->SetValue(9, theTrsf.m33());
 }
 
-QTransform HYDROData_Image::Trsf()
+QTransform HYDROData_Image::Trsf() const
 {
   // get 9 coeffs of matrix from the real array
   Handle(TDataStd_RealArray) anArray;
@@ -120,7 +289,7 @@ void HYDROData_Image::TrsfPoints(QPoint& thePointAIn,
                                  QPoint& thePointCIn,
                                  QPointF& thePointAOut,
                                  QPointF& thePointBOut,
-                                 QPointF& thePointCOut)
+                                 QPointF& thePointCOut) const
 {
   Handle(TDataStd_RealArray) anArray;
   if (myLab.FindChild(DataTag_TrsfPoints).FindAttribute(TDataStd_RealArray::GetID(), anArray)) {
@@ -141,7 +310,7 @@ void HYDROData_Image::AppendReference(Handle(HYDROData_Image) theReferenced)
   aRefs->Append(theReferenced->Label());
 }
 
-int HYDROData_Image::NbReferences()
+int HYDROData_Image::NbReferences() const
 {
   Handle(TDataStd_ReferenceList) aRefs;
   if (!myLab.FindAttribute(TDataStd_ReferenceList::GetID(), aRefs))
@@ -212,7 +381,7 @@ void HYDROData_Image::SetOperatorName(const QString theOpName)
     TCollection_ExtendedString(theOpName.toLatin1().constData()));
 }
 
-QString HYDROData_Image::OperatorName()
+QString HYDROData_Image::OperatorName() const
 {
   Handle(TDataStd_Name) aName;
   if (myLab.FindChild(DataTag_Operator).
@@ -228,7 +397,7 @@ void HYDROData_Image::SetArgs(const QByteArray& theArgs)
   SaveByteArray(DataTag_Operator, theArgs.constData(), theArgs.length());
 }
 
-QByteArray HYDROData_Image::Args()
+QByteArray HYDROData_Image::Args() const
 {
   int aLen = 0;
   const char* aData = ByteArray(DataTag_Operator, aLen);