Issue #2547: Measurement - Angle – if selected pair of edges do not intersect, add...

[modules/shaper.git] / src / GeomValidators / GeomValidators_Intersected.cpp

diff --git a/src/GeomValidators/GeomValidators_Intersected.cpp b/src/GeomValidators/GeomValidators_Intersected.cpp
new file mode 100644 (file)
index 0000000..aeef9bd
--- /dev/null
+++ b/src/GeomValidators/GeomValidators_Intersected.cpp
@@ -0,0 +1,80 @@
+// Copyright (C) 2014-2017  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or
+// email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
+//
+
+#include "GeomValidators_Intersected.h"
+
+#include <GeomAPI_Shape.h>
+
+#include <Events_InfoMessage.h>
+
+#include <ModelAPI_AttributeSelection.h>
+#include <ModelAPI_Feature.h>
+
+bool GeomValidators_Intersected::isValid(const AttributePtr& theAttribute,
+                                         const std::list<std::string>& theArguments,
+                                         Events_InfoMessage& theError) const
+{
+  if (!theAttribute) {
+    theError = "Error: empty selection.";
+    return false;
+  }
+
+  if (theArguments.empty()) {
+    theError = "Error: compare with nothing";
+    return false;
+  }
+
+  FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
+
+  // get shape selected by theAttribute
+  AttributeSelectionPtr aSelection =
+      std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
+  GeomShapePtr aBaseShape;
+  if (aSelection)
+    aBaseShape = aSelection->value();
+  if (!aBaseShape && aSelection->context())
+    aBaseShape = aSelection->context()->shape();
+  if (!aBaseShape)
+    return true; // nothing selected, thus applicable
+
+  // check intersection with all arguments
+  bool isOk = true;
+  for (std::list<std::string>::const_iterator anIt = theArguments.begin();
+       anIt != theArguments.end() && isOk; ++anIt) {
+    aSelection = aFeature->selection(*anIt);
+    if (!aSelection) {
+      theError = "Error: incorrect type of attribute";
+      return false;
+    }
+
+    GeomShapePtr aShape;
+    if (aSelection)
+      aShape = aSelection->value();
+    if (!aShape && aSelection->context())
+      aShape = aSelection->context()->shape();
+    if (aShape) {
+      isOk = aBaseShape->isIntersect(aShape);
+    }
+  }
+
+  if (!isOk)
+    theError = "Error: arguments are not intersected";
+  return isOk;
+}