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1 /* | 1 /* |
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
3 * (C) 2000 Antti Koivisto (koivisto@kde.org) | 3 * (C) 2000 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2000 Dirk Mueller (mueller@kde.org) | 4 * (C) 2000 Dirk Mueller (mueller@kde.org) |
5 * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights | 5 * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights |
6 * reserved. | 6 * reserved. |
7 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) | 7 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) |
8 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. | 8 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. |
9 * (http://www.torchmobile.com/) | 9 * (http://www.torchmobile.com/) |
10 * | 10 * |
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411 // Page size type. | 411 // Page size type. |
412 // StyleRareNonInheritedData::page_size_ is meaningful only when | 412 // StyleRareNonInheritedData::page_size_ is meaningful only when |
413 // StyleRareNonInheritedData::page_size_type_ is kResolved. | 413 // StyleRareNonInheritedData::page_size_type_ is kResolved. |
414 enum class PageSizeType { | 414 enum class PageSizeType { |
415 kAuto, // size: auto | 415 kAuto, // size: auto |
416 kLandscape, // size: landscape | 416 kLandscape, // size: landscape |
417 kPortrait, // size: portrait | 417 kPortrait, // size: portrait |
418 kResolved // Size is fully resolved. | 418 kResolved // Size is fully resolved. |
419 }; | 419 }; |
420 | 420 |
421 // In order to conserve memory, the border width uses fixed point, | |
422 // which can be bitpacked. This fixed point implementation is | |
423 // essentially the same as in LayoutUnit. Six bits are used for the | |
424 // fraction, which leaves 20 bits for the integer part, making 1048575 | |
425 // the largest number. | |
426 | |
427 static const int kBorderWidthFractionalBits = 6; | |
428 static const int kBorderWidthDenominator = 1 << kBorderWidthFractionalBits; | |
429 static const int kMaxForBorderWidth = ((1 << 26) - 1) / kBorderWidthDenominator; | |
430 | |
431 } // namespace blink | 421 } // namespace blink |
432 | 422 |
433 #endif // ComputedStyleConstants_h | 423 #endif // ComputedStyleConstants_h |
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