1/*
2 * Copyright (C) 2011 Brent Fulgham <bfulgham@webkit.org>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef DIBPixelData_h
27#define DIBPixelData_h
28
29#include "IntSize.h"
30#include <windows.h>
31
32#if !USE(CG)
33// UInt8 is defined in CoreFoundation/CFBase.h
34typedef unsigned char UInt8;
35#endif
36
37namespace WebCore {
38
39class DIBPixelData {
40    public:
41        DIBPixelData()
42            : m_bitmapBuffer(0)
43            , m_bitmapBufferLength(0)
44            , m_bytesPerRow(0)
45            , m_bitsPerPixel(0)
46        {
47        }
48        DIBPixelData(HBITMAP);
49
50        void initialize(HBITMAP);
51
52#ifndef NDEBUG
53        void writeToFile(LPCWSTR);
54#endif
55
56        UInt8* buffer() const { return m_bitmapBuffer; }
57        unsigned bufferLength() const { return m_bitmapBufferLength; }
58        const IntSize& size() const { return m_size; }
59        unsigned bytesPerRow() const { return m_bytesPerRow; }
60        unsigned short bitsPerPixel() const { return m_bitsPerPixel; }
61
62    private:
63        UInt8* m_bitmapBuffer;
64        unsigned m_bitmapBufferLength;
65        IntSize m_size;
66        unsigned m_bytesPerRow;
67        unsigned short m_bitsPerPixel;
68};
69
70} // namespace WebCore
71
72#endif // DIBPixelData_h
73