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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /graphics/epix/Color_Neutral.cc
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diff --git a/graphics/epix/Color_Neutral.cc b/graphics/epix/Color_Neutral.cc
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+/*
+ * Color_Neutral.cc -- ePiX::Neutral_Color
+ *
+ * This file is part of ePiX, a C++ library for creating high-quality
+ * figures in LaTeX
+ *
+ * Version 1.1.18
+ * Last Change: September 14, 2007
+ */
+
+/*
+ * Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006
+ * Andrew D. Hwang <rot 13 nujnat at zngupf dot ubylpebff dot rqh>
+ * Department of Mathematics and Computer Science
+ * College of the Holy Cross
+ * Worcester, MA, 01610-2395, USA
+ *
+ */
+
+/*
+ * ePiX 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * ePiX 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 for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with ePiX; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <string>
+
+#include "Color.h"
+#include "Color_Neutral.h"
+
+namespace ePiX {
+
+ Neutral_Color::Neutral_Color() { }
+
+ Color_Base::RGB_Densities Neutral_Color::to_rgb() const
+ {
+ return Color_Base::RGB_Densities(1, 1, 1);
+ }
+
+ Neutral_Color* Neutral_Color::clone() const
+ {
+ return new Neutral_Color(*this);
+ }
+
+
+ Color_Base& Neutral_Color::filter(const Color_Base& color)
+ {
+ Color_Base* tmp(color.clone());
+ return *tmp;
+ }
+
+ Neutral_Color& Neutral_Color::operator*= (double c)
+ {
+ return *this;
+ }
+
+ Neutral_Color& Neutral_Color::blend(const Color_Base& color, double d)
+ {
+ return *this;
+ }
+
+ Neutral_Color& Neutral_Color::superpose(const Color_Base& color)
+ {
+ return *this;
+ }
+
+ Neutral_Color& Neutral_Color::invert()
+ {
+ return *this;
+ }
+
+ // string identifier -- not output-specific
+ std::string Neutral_Color::name() const
+ {
+ return "";
+ }
+
+ std::string Neutral_Color::model() const
+ {
+ return "";
+ }
+
+ std::vector<double> Neutral_Color::densities() const
+ {
+ std::vector<double> value(0);
+ return value;
+ }
+} // end of namespace