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
|
/*
* Copyright (C) 2009 Apple Inc. All rights reserved.
* (C) 2009 Brent Fulgham <bfulgham@webkit.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PixelDumpSupportCairo_h
#define PixelDumpSupportCairo_h
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#if PLATFORM(WIN)
#include <windows.h>
#include <cairo-win32.h>
#elif PLATFORM(GTK)
#include <cairo.h>
#endif
#if PLATFORM(WIN)
typedef HBITMAP PlatformBitmapBuffer;
#else
typedef void* PlatformBitmapBuffer;
#endif
class BitmapContext : public RefCounted<BitmapContext> {
public:
static PassRefPtr<BitmapContext> createByAdoptingBitmapAndContext(PlatformBitmapBuffer buffer, cairo_t* context)
{
return adoptRef(new BitmapContext(buffer, context));
}
~BitmapContext()
{
if (m_buffer)
#if PLATFORM(WIN)
DeleteObject(m_buffer);
#else
free(m_buffer);
#endif
cairo_destroy(m_context);
}
cairo_t* cairoContext() const { return m_context; }
private:
BitmapContext(PlatformBitmapBuffer buffer, cairo_t* context)
: m_buffer(buffer)
, m_context(context)
{
}
PlatformBitmapBuffer m_buffer;
cairo_t* m_context;
};
#endif // PixelDumpSupportCairo_h
|
