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
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
#define INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
#include <cppcanvas/color.hxx>
/* Definition of RGBColor class */
namespace slideshow
{
namespace internal
{
class HSLColor;
/** RGB color space class.
*/
class RGBColor
{
public:
RGBColor();
explicit RGBColor( ::cppcanvas::Color::IntSRGBA nRGBColor );
RGBColor( double nRed, double nGreen, double nBlue );
explicit RGBColor( const HSLColor& rColor );
/** Get the RGB red value.
*/
double getRed() const;
/** Get the RGB green value.
*/
double getGreen() const;
/** Get the RGB blue value.
*/
double getBlue() const;
/** Create an integer sRGBA color.
*/
::cppcanvas::Color::IntSRGBA getIntegerColor() const;
struct RGBTriple
{
RGBTriple();
RGBTriple( double nRed, double nGreen, double nBlue );
double mnRed;
double mnGreen;
double mnBlue;
};
private:
// default copy/assignment are okay
// RGBColor(const RGBColor&);
// RGBColor& operator=( const RGBColor& );
RGBTriple maRGBTriple;
};
bool operator==( const RGBColor& rLHS, const RGBColor& rRHS );
bool operator!=( const RGBColor& rLHS, const RGBColor& rRHS );
RGBColor operator+( const RGBColor& rLHS, const RGBColor& rRHS );
RGBColor operator*( const RGBColor& rLHS, const RGBColor& rRHS );
RGBColor operator*( double nFactor, const RGBColor& rRHS );
/** RGB color linear interpolator.
@param t
As usual, t must be in the [0,1] range
*/
RGBColor interpolate( const RGBColor& rFrom, const RGBColor& rTo, double t );
}
}
#endif // INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
