Implementation of color as integer array attribute

[modules/shaper.git] / src / Model / Model_AttributeIntArray.h

diff --git a/src/Model/Model_AttributeIntArray.h b/src/Model/Model_AttributeIntArray.h
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+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
+// File:        Model_AttributeIntArray.h
+// Created:     6 Mar 2015
+// Author:      Natalia ERMOLAEVA
+
+#ifndef MODEL_ATTRIBUTEINTARRAY_H_
+#define MODEL_ATTRIBUTEINTARRAY_H_
+
+#include <Model.h>
+#include <ModelAPI_AttributeIntArray.h>
+
+#include <TDF_Label.hxx>
+#include <TDataStd_IntegerArray.hxx>
+
+#include <string>
+
+/**\class Model_AttributeIntArray
+ * \ingroup DataModel
+ * \brief API for the attribute that contains several integers in the array inside.
+ * Used for RGB color storage for an example. By default size is one, zero-based.
+ * Represented as array in OCCT. Empty array means that this attribute does not exists.
+ */
+
+class Model_AttributeIntArray : public ModelAPI_AttributeIntArray
+{
+  /// The OCCT array that keeps all values. 
+  Handle_TDataStd_IntegerArray myArray;
+  /// Stores the label as a field to set array if size is not null (null array is buggy in OCAF)
+  TDF_Label myLab;
+ public:
+
+  /// Returns the size of the array (zero means that it is empty)
+  MODEL_EXPORT virtual int size();
+
+  /// Sets the new size of the array. The previous data is erased.
+  MODEL_EXPORT virtual void setSize(const int theSize);
+
+  /// Defines the value of the array by index [0; size-1]
+  MODEL_EXPORT virtual void setValue(const int theIndex,
+                                     const int theValue);
+
+  /// Returns the value by the index
+  MODEL_EXPORT virtual int value(const int theIndex);
+
+
+ protected:
+  /// Initializes attibutes
+  Model_AttributeIntArray(TDF_Label& theLabel);
+
+  friend class Model_Data;
+};
+
+#endif