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| 1 /* | |
| 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) | |
| 3 * (C) 2000 Antti Koivisto (koivisto@kde.org) | |
| 4 * (C) 2000 Dirk Mueller (mueller@kde.org) | |
| 5 * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserv
ed. | |
| 6 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) | |
| 7 * | |
| 8 * This library is free software; you can redistribute it and/or | |
| 9 * modify it under the terms of the GNU Library General Public | |
| 10 * License as published by the Free Software Foundation; either | |
| 11 * version 2 of the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This library is distributed in the hope that it will be useful, | |
| 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 * Library General Public License for more details. | |
| 17 * | |
| 18 * You should have received a copy of the GNU Library General Public License | |
| 19 * along with this library; see the file COPYING.LIB. If not, write to | |
| 20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 21 * Boston, MA 02110-1301, USA. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #ifndef ShadowData_h | |
| 26 #define ShadowData_h | |
| 27 | |
| 28 #include "platform/geometry/FloatPoint.h" | |
| 29 #include "platform/geometry/FloatRectOutsets.h" | |
| 30 #include "platform/graphics/Color.h" | |
| 31 | |
| 32 namespace blink { | |
| 33 | |
| 34 enum ShadowStyle { Normal, Inset }; | |
| 35 | |
| 36 // This class holds information about shadows for the text-shadow and box-shadow
properties. | |
| 37 class ShadowData { | |
| 38 WTF_MAKE_FAST_ALLOCATED(ShadowData); | |
| 39 public: | |
| 40 ShadowData(const FloatPoint& location, float blur, float spread, ShadowStyle
style, const Color& color) | |
| 41 : m_location(location) | |
| 42 , m_blur(blur) | |
| 43 , m_spread(spread) | |
| 44 , m_color(color) | |
| 45 , m_style(style) | |
| 46 { | |
| 47 } | |
| 48 | |
| 49 bool operator==(const ShadowData&) const; | |
| 50 bool operator!=(const ShadowData& o) const { return !(*this == o); } | |
| 51 | |
| 52 ShadowData blend(const ShadowData& from, double progress) const; | |
| 53 | |
| 54 float x() const { return m_location.x(); } | |
| 55 float y() const { return m_location.y(); } | |
| 56 FloatPoint location() const { return m_location; } | |
| 57 float blur() const { return m_blur; } | |
| 58 float spread() const { return m_spread; } | |
| 59 ShadowStyle style() const { return m_style; } | |
| 60 const Color& color() const { return m_color; } | |
| 61 | |
| 62 // Outsets needed to adjust a source rectangle to the one cast by this | |
| 63 // shadow. | |
| 64 FloatRectOutsets rectOutsets() const | |
| 65 { | |
| 66 float blurAndSpread = blur() + spread(); | |
| 67 return FloatRectOutsets( | |
| 68 blurAndSpread - y() /* top */, | |
| 69 blurAndSpread + x() /* right */, | |
| 70 blurAndSpread + y() /* bottom */, | |
| 71 blurAndSpread - x() /* left */); | |
| 72 } | |
| 73 | |
| 74 private: | |
| 75 FloatPoint m_location; | |
| 76 float m_blur; | |
| 77 float m_spread; | |
| 78 // FIXME: We should use StyleColor here to allow currentColor to work correc
tly with visited links | |
| 79 Color m_color; | |
| 80 ShadowStyle m_style; | |
| 81 }; | |
| 82 | |
| 83 } // namespace blink | |
| 84 | |
| 85 #endif // ShadowData_h | |
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Chromium Code Reviews
Issue 1045723009:
Move core/layout/style to core/style (Closed)
Base URL: svn://svn.chromium.org/blink/trunk