1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
2 // Image.hh for Blackbox - an X11 Window manager
3 // Copyright (c) 2001 - 2005 Sean 'Shaleh' Perry <shaleh@debian.org>
4 // Copyright (c) 1997 - 2000, 2002 - 2005
5 // Bradley T Hughes <bhughes at trolltech.com>
7 // Permission is hereby granted, free of charge, to any person obtaining a
8 // copy of this software and associated documentation files (the "Software"),
9 // to deal in the Software without restriction, including without limitation
10 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 // and/or sell copies of the Software, and to permit persons to whom the
12 // Software is furnished to do so, subject to the following conditions:
14 // The above copyright notice and this permission notice shall be included in
15 // all copies or substantial portions of the Software.
17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 // DEALINGS IN THE SOFTWARE.
32 // forward declarations
47 unsigned int green
: 8;
48 unsigned int blue
: 8;
49 unsigned int reserved
: 8;
52 class Image
: public NoCopy
{
54 static inline unsigned int maximumColors(void)
55 { return global_maximumColors
; }
56 static inline void setMaximumColors(unsigned int newval
)
57 { global_maximumColors
= newval
; }
59 static inline DitherMode
ditherMode(void)
60 { return global_ditherMode
; }
61 static inline void setDitherMode(DitherMode dithermode
)
62 { global_ditherMode
= dithermode
; }
64 Image(unsigned int w
, unsigned int h
);
67 Pixmap
render(const Display
&display
, unsigned int screen
,
68 const Texture
&texture
);
72 unsigned int width
, height
;
74 void OrderedDither(XColorTable
*colortable
,
75 unsigned int bit_depth
,
76 unsigned int bytes_per_line
,
77 unsigned char *pixel_data
);
78 void FloydSteinbergDither(XColorTable
*colortable
,
79 unsigned int bit_depth
,
80 unsigned int bytes_per_line
,
81 unsigned char *pixel_data
);
83 Pixmap
renderPixmap(const Display
&display
, unsigned int screen
);
85 void bevel(unsigned int border_width
= 0);
86 void dgradient(const Color
&from
, const Color
&to
, bool interlaced
);
87 void egradient(const Color
&from
, const Color
&to
, bool interlaced
);
88 void hgradient(const Color
&from
, const Color
&to
, bool interlaced
);
89 void pgradient(const Color
&from
, const Color
&to
, bool interlaced
);
90 void rgradient(const Color
&from
, const Color
&to
, bool interlaced
);
91 void vgradient(const Color
&from
, const Color
&to
, bool interlaced
);
92 void cdgradient(const Color
&from
, const Color
&to
, bool interlaced
);
93 void pcgradient(const Color
&from
, const Color
&to
, bool interlaced
);
95 static unsigned int global_maximumColors
;
96 static DitherMode global_ditherMode
;