summaryrefslogtreecommitdiff
path: root/graphics/epix/Color_Sep.h
blob: 599a14e03944677a3ae0631b53cc2004965ada44 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
/*
 * Color_Sep.h -- ePiX CMYK Color separation classes
 *
 * This file is part of ePiX, a C++ library for creating high-quality 
 * figures in LaTeX 
 *
 * Version 1.1.17
 * Last Change: September 13, 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
 */
#ifndef EPIX_COLOR_SEP
#define EPIX_COLOR_SEP
#include <string>
#include <vector>

#include "Color_Base.h"

namespace ePiX {

  class Cyan_Layer : public Color_Base {
  public:
    Cyan_Layer(double dens=1);
    // Return Cyan channel of input
    Cyan_Layer& filter(const Color_Base&);

    Cyan_Layer* clone() const;
    RGB_Densities to_rgb() const; // returns RGB(0,1,1)

    std::string model() const;
    std::string name() const;
    std::vector<double> densities() const;

  private:
    double m_dens;

    // null operations
    Cyan_Layer& operator*= (double);
    Cyan_Layer& blend(const Color_Base&, double);
    Cyan_Layer& superpose(const Color_Base&);
    Cyan_Layer& invert();
  };

  class Magenta_Layer : public Color_Base {
  public:
    Magenta_Layer(double dens=1);
    // Return Magenta channel of input
    Magenta_Layer& filter(const Color_Base&);

    Magenta_Layer* clone() const;
    RGB_Densities to_rgb() const; // returns RGB(0,1,1)

    std::string model() const;
    std::string name() const;
    std::vector<double> densities() const;

  private:
    double m_dens;

    // null operations
    Magenta_Layer& operator*= (double);
    Magenta_Layer& blend(const Color_Base&, double);
    Magenta_Layer& superpose(const Color_Base&);
    Magenta_Layer& invert();
  };

  class Yellow_Layer : public Color_Base {
  public:
    Yellow_Layer(double dens=1);
    // Return Yellow channel of input
    Yellow_Layer& filter(const Color_Base&);

    Yellow_Layer* clone() const;
    RGB_Densities to_rgb() const; // returns RGB(0,1,1)

    std::string model() const;
    std::string name() const;
    std::vector<double> densities() const;

  private:
    double m_dens;

    // null operations
    Yellow_Layer& operator*= (double);
    Yellow_Layer& blend(const Color_Base&, double);
    Yellow_Layer& superpose(const Color_Base&);
    Yellow_Layer& invert();
  };

  class Black_Layer : public Color_Base {
  public:
    Black_Layer(double dens=1);
    // Return Black channel of input
    Black_Layer& filter(const Color_Base&);

    Black_Layer* clone() const;
    RGB_Densities to_rgb() const; // returns RGB(0,1,1)

    std::string model() const;
    std::string name() const;
    std::vector<double> densities() const;

  private:
    double m_dens;

    // null operations
    Black_Layer& operator*= (double);
    Black_Layer& blend(const Color_Base&, double);
    Black_Layer& superpose(const Color_Base&);
    Black_Layer& invert();
  };
} // end of namespace
#endif /* EPIX_COLOR_SEP */