glcolortable.hpp
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- /*
- * ===========================================================================
- * PRODUCTION $Log: glcolortable.hpp,v $
- * PRODUCTION Revision 1000.1 2004/06/01 19:49:40 gouriano
- * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.6
- * PRODUCTION
- * ===========================================================================
- */
- #ifndef GUI_OPENGL___GL_COLOR_TABLE__HPP
- #define GUI_OPENGL___GL_COLOR_TABLE__HPP
- /* $Id: glcolortable.hpp,v 1000.1 2004/06/01 19:49:40 gouriano Exp $
- * ===========================================================================
- *
- * PUBLIC DOMAIN NOTICE
- * National Center for Biotechnology Information
- *
- * This software/database is a "United States Government Work" under the
- * terms of the United States Copyright Act. It was written as part of
- * the author's official duties as a United States Government employee and
- * thus cannot be copyrighted. This software/database is freely available
- * to the public for use. The National Library of Medicine and the U.S.
- * Government have not placed any restriction on its use or reproduction.
- *
- * Although all reasonable efforts have been taken to ensure the accuracy
- * and reliability of the software and data, the NLM and the U.S.
- * Government do not and cannot warrant the performance or results that
- * may be obtained by using this software or data. The NLM and the U.S.
- * Government disclaim all warranties, express or implied, including
- * warranties of performance, merchantability or fitness for any particular
- * purpose.
- *
- * Please cite the author in any work or product based on this material.
- *
- * ===========================================================================
- *
- * Authors: Mike DiCuccio
- *
- * File Description:
- * Incremental and mutually contrastive color table generator.
- */
- #include <corelib/ncbistd.hpp>
- #include <gui/opengl/glcolor.hpp>
- /** @addtogroup GUI_OPENGL
- *
- * @{
- */
- BEGIN_NCBI_SCOPE
- class NCBI_GUIOPENGL_EXPORT CGlColorTable
- {
- public:
- CGlColorTable();
- CGlColorTable(int items, float min_color = 0.0f, float max_color = 1.0f);
- void SetMaxItems(int items);
- void SetMinColor(float f);
- void SetMinColor(unsigned char f);
- void SetMaxColor(float f);
- void SetMaxColor(unsigned char f);
- CGlColor GetColor(int i) const;
- private:
- int m_MaxItems;
- float m_ColorStep;
- float m_MinColor;
- float m_MaxColor;
- float m_ColorDiff;
- void x_CalcColorStep();
- };
- inline
- void CGlColorTable::SetMaxItems(int items)
- {
- m_MaxItems = max(8, items);
- x_CalcColorStep();
- }
- inline
- void CGlColorTable::SetMinColor(float f)
- {
- m_MinColor = max(0.0f, f);
- m_MinColor = min(1.0f, m_MinColor);
- if (m_MaxColor < m_MinColor) {
- std::swap(m_MaxColor, m_MinColor);
- }
- m_ColorDiff = m_MaxColor - m_MinColor;
- x_CalcColorStep();
- }
- inline
- void CGlColorTable::SetMinColor(unsigned char c)
- {
- SetMinColor(float (c) / 255.0f);
- }
- inline
- void CGlColorTable::SetMaxColor(float f)
- {
- m_MaxColor = max(0.0f, f);
- m_MaxColor = min(1.0f, m_MaxColor);
- if (m_MaxColor < m_MinColor) {
- std::swap(m_MaxColor, m_MinColor);
- }
- m_ColorDiff = m_MaxColor - m_MinColor;
- x_CalcColorStep();
- }
- inline
- void CGlColorTable::SetMaxColor(unsigned char c)
- {
- SetMinColor(float (c) / 255.0f);
- }
- inline
- void CGlColorTable::x_CalcColorStep()
- {
- m_ColorStep = m_ColorDiff / m_MaxItems * 8;
- }
- END_NCBI_SCOPE
- /* @} */
- /*
- * ===========================================================================
- * $Log: glcolortable.hpp,v $
- * Revision 1000.1 2004/06/01 19:49:40 gouriano
- * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.6
- *
- * Revision 1.6 2004/05/11 18:54:22 dicuccio
- * Added doxygne modules info
- *
- * Revision 1.5 2003/09/29 15:20:07 dicuccio
- * Deprecated gui/scope.hpp. Merged gui/core/types.hpp into gui/types.hpp
- *
- * Revision 1.4 2003/01/15 20:57:01 dicuccio
- * Must remember to recalculate color step if the bounds change
- *
- * Revision 1.3 2003/01/13 13:11:42 dicuccio
- * Namespace clean-up. Retired namespace gui -> converted to namespace ncbi.
- * Moved all FLUID-generated code into namespace ncbi.
- *
- * Revision 1.2 2002/12/19 18:13:03 dicuccio
- * Added export specifiers for Win32.
- *
- * Revision 1.1 2002/11/22 18:06:42 dicuccio
- * Initial revision.
- *
- * ===========================================================================
- */
- #endif // GUI_OPENGL___GL_COLOR_TABLE__HPP