Initial commit of ResInsight version 0.4.8

VisualizationModules/LibViewing/cvfPartRenderHintCollection.cpp

@@ -0,0 +1,200 @@
+//##################################################################################################
+//
+//   Custom Visualization Core library
+//   Copyright (C) 2011-2012 Ceetron AS
+//    
+//   This library is free software: you can redistribute it and/or modify 
+//   it under the terms of the GNU General Public License as published by 
+//   the Free Software Foundation, either version 3 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 General Public License at <<http://www.gnu.org/licenses/gpl.html>> 
+//   for more details. 
+//
+//##################################################################################################
+
+#include "cvfBase.h"
+#include "cvfPartRenderHintCollection.h"
+
+namespace cvf {
+
+
+
+//==================================================================================================
+///
+/// \class cvf::PartRenderHint
+/// \ingroup Viewing
+///
+/// Render hints for parts
+/// 
+//==================================================================================================
+
+//--------------------------------------------------------------------------------------------------
+///  
+//--------------------------------------------------------------------------------------------------
+PartRenderHint::PartRenderHint()
+:   m_projectedAreaPixels(-1.0),
+    m_centerDistance(-1.0)
+{
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void PartRenderHint::set(float projectedAreaPixels, float centerDistance)
+{
+    m_projectedAreaPixels = projectedAreaPixels;
+    m_centerDistance = centerDistance;
+}
+
+
+
+//==================================================================================================
+///
+/// \class cvf::PartRenderHintCollection
+/// \ingroup Viewing
+///
+/// A collection of parts with optional render hints
+/// 
+//==================================================================================================
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+PartRenderHintCollection::PartRenderHintCollection()
+{
+    m_itemCount = 0;
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// Add a part a and optionally a render hint to the part collection
+//--------------------------------------------------------------------------------------------------
+void PartRenderHintCollection::add(Part* part, float projectedAreaPixels, float distance)
+{
+    CVF_TIGHT_ASSERT(part);
+
+    size_t arrSize = m_parts.size();
+    CVF_TIGHT_ASSERT(arrSize == m_renderHints.size());
+
+    PartRenderHint* hint = NULL;
+
+    if (arrSize > m_itemCount)
+    {
+        m_parts[m_itemCount] = part;
+
+        hint = m_renderHints[m_itemCount].p();
+        if (!hint)
+        {
+            hint = new PartRenderHint();
+            m_renderHints[m_itemCount] = hint;
+        }
+    }
+    else
+    {
+        m_parts.push_back(part);
+        
+        hint = new PartRenderHint();
+        m_renderHints.push_back(hint);
+    }
+
+    hint->set(projectedAreaPixels, distance);
+
+    m_itemCount++;
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void PartRenderHintCollection::add(Part* part)
+{
+    CVF_TIGHT_ASSERT(part);
+
+    size_t arrSize = m_parts.size();
+    CVF_TIGHT_ASSERT(arrSize == m_renderHints.size());
+
+    if (arrSize > m_itemCount)
+    {
+        m_parts[m_itemCount] = part;
+        m_renderHints[m_itemCount] = NULL;
+    }
+    else
+    {
+        m_parts.push_back(part);
+        m_renderHints.push_back(NULL);
+    }
+
+    m_itemCount++;
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// Get the number of parts in the collection
+//--------------------------------------------------------------------------------------------------
+size_t PartRenderHintCollection::count() const
+{
+    CVF_TIGHT_ASSERT(m_itemCount <= m_parts.size());
+    CVF_TIGHT_ASSERT(m_itemCount <= m_renderHints.size());
+
+    return m_itemCount;
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// Sets the count to zero, but does not necessarily delete the actual contained items
+//--------------------------------------------------------------------------------------------------
+void PartRenderHintCollection::setCountZero()
+{
+    m_itemCount = 0;
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// Removes all entries and releases all memory
+//--------------------------------------------------------------------------------------------------
+void PartRenderHintCollection::removeAll()
+{
+    m_parts.clear();
+    m_renderHints.clear();
+    m_itemCount = 0;
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+Part* PartRenderHintCollection::part(size_t index)
+{
+    CVF_TIGHT_ASSERT(index < m_itemCount);
+    CVF_TIGHT_ASSERT(index < m_parts.size());
+
+    return m_parts[index];
+}
+
+
+//--------------------------------------------------------------------------------------------------
+/// Get the render hint for the part (if available) 
+/// 
+/// \param index    The index to use in this function.
+///
+/// \return  The render hint for the part.
+///
+/// Use this method to get the render hint for the part with the given index
+//--------------------------------------------------------------------------------------------------
+PartRenderHint* PartRenderHintCollection::renderHint(size_t index)
+{
+    CVF_TIGHT_ASSERT(index < m_itemCount);
+    CVF_TIGHT_ASSERT(index < m_renderHints.size());
+
+    return m_renderHints[index].p();
+}
+
+
+} // namespace cvf
+