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Dogcows Code - chaz/openbox/blob - surface.cc
3f5624d7f089192d8ca8e15581d3942570ab01c4
1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
7 #include "screeninfo.hh"
8 #include "rendercolor.hh"
11 #include <X11/Xutil.h>
17 Surface::Surface(int screen
, const Size
&size
)
20 _pixel_data(new pixel32
[size
.width()*size
.height()]),
29 delete [] _pixel_data
;
32 void Surface::setPixmap(const RenderColor
&color
)
37 XFillRectangle(**display
, _pixmap
, color
.gc(), 0, 0,
38 _size
.width(), _size
.height());
40 pixel32 val
= 0; // XXX set this from the color and shift amounts!
41 for (unsigned int i
= 0, s
= _size
.width() * _size
.height(); i
< s
; ++i
) {
42 unsigned char *p
= (unsigned char*)&_pixel_data
[i
];
43 *p
= (unsigned char) (val
>> 24);
44 *++p
= (unsigned char) (val
>> 16);
45 *++p
= (unsigned char) (val
>> 8);
46 *++p
= (unsigned char) val
;
50 void Surface::setPixmap(XImage
*image
)
52 assert(image
->width
== _size
.width());
53 assert(image
->height
== _size
.height());
58 XPutImage(**display
, _pixmap
, DefaultGC(**display
, _screen
),
59 image
, 0, 0, 0, 0, _size
.width(), _size
.height());
62 void Surface::createObjects()
64 assert(_pixmap
== None
); assert(!_xftdraw
);
66 const ScreenInfo
*info
= display
->screenInfo(_screen
);
68 _pixmap
= XCreatePixmap(**display
, info
->rootWindow(),
69 _size
.width(), _size
.height(), info
->depth());
70 assert(_pixmap
!= None
);
72 _xftdraw
= XftDrawCreate(**display
, _pixmap
,
73 info
->visual(), info
->colormap());
77 void Surface::destroyObjects()
80 XftDrawDestroy(_xftdraw
);
84 if (_pixmap
!= None
) {
85 XFreePixmap(**display
, _pixmap
);
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