1 /* 2 * Copyright (C) 2009 Apple Inc. All Rights Reserved. 3 * Copyright (C) 2009 Brent Fulgham 4 * Copyright (C) 2007-2009 Torch Mobile, Inc. All Rights Reserved. 5 * Copyright (C) 2010 Patrick Gansterer <paroga (at) paroga.com> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 24 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include "config.h" 30 #include "BitmapInfo.h" 31 32 #include <wtf/Assertions.h> 33 34 namespace WebCore { 35 36 BitmapInfo bitmapInfoForSize(int width, int height, BitmapInfo::BitCount bitCount) 37 { 38 BitmapInfo bitmapInfo; 39 bitmapInfo.bmiHeader.biWidth = width; 40 bitmapInfo.bmiHeader.biHeight = height; 41 bitmapInfo.bmiHeader.biPlanes = 1; 42 bitmapInfo.bmiHeader.biBitCount = bitCount; 43 bitmapInfo.bmiHeader.biCompression = BI_RGB; 44 45 return bitmapInfo; 46 } 47 48 BitmapInfo::BitmapInfo() 49 { 50 memset(&bmiHeader, 0, sizeof(bmiHeader)); 51 bmiHeader.biSize = sizeof(BITMAPINFOHEADER); 52 } 53 54 BitmapInfo BitmapInfo::create(const IntSize& size, BitCount bitCount) 55 { 56 return bitmapInfoForSize(size.width(), size.height(), bitCount); 57 } 58 59 BitmapInfo BitmapInfo::createBottomUp(const IntSize& size, BitCount bitCount) 60 { 61 return bitmapInfoForSize(size.width(), -size.height(), bitCount); 62 } 63 64 } // namespace WebCore 65