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1 /* | 1 /* |
2 * Copyright (C) Research In Motion Limited 2011. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2011. All rights reserved. |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
13 * | 13 * |
14 * You should have received a copy of the GNU Library General Public License | 14 * You should have received a copy of the GNU Library General Public License |
15 * along with this library; see the file COPYING.LIB. If not, write to | 15 * along with this library; see the file COPYING.LIB. If not, write to |
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
18 */ | 18 */ |
19 | 19 |
20 #ifndef SVGLengthContext_h | 20 #ifndef SVGLengthContext_h |
21 #define SVGLengthContext_h | 21 #define SVGLengthContext_h |
22 | 22 |
23 #include "core/svg/SVGUnitTypes.h" | 23 #include "core/svg/SVGUnitTypes.h" |
24 #include "platform/Length.h" | 24 #include "platform/Length.h" |
25 #include "platform/geometry/FloatRect.h" | 25 #include "platform/geometry/FloatRect.h" |
26 | 26 |
27 namespace blink { | 27 namespace blink { |
28 | 28 |
29 class LayoutStyle; | 29 class ComputedStyle; |
30 class SVGElement; | 30 class SVGElement; |
31 class SVGLength; | 31 class SVGLength; |
32 class UnzoomedLength; | 32 class UnzoomedLength; |
33 | 33 |
34 enum SVGLengthType { | 34 enum SVGLengthType { |
35 LengthTypeUnknown = 0, | 35 LengthTypeUnknown = 0, |
36 LengthTypeNumber, | 36 LengthTypeNumber, |
37 LengthTypePercentage, | 37 LengthTypePercentage, |
38 LengthTypeEMS, | 38 LengthTypeEMS, |
39 LengthTypeEXS, | 39 LengthTypeEXS, |
(...skipping 23 matching lines...) Expand all Loading... |
63 } | 63 } |
64 | 64 |
65 static FloatRect resolveRectangle(const SVGElement*, SVGUnitTypes::SVGUnitTy
pe, const FloatRect& viewport, const SVGLength& x, const SVGLength& y, const SVG
Length& width, const SVGLength& height); | 65 static FloatRect resolveRectangle(const SVGElement*, SVGUnitTypes::SVGUnitTy
pe, const FloatRect& viewport, const SVGLength& x, const SVGLength& y, const SVG
Length& width, const SVGLength& height); |
66 static FloatPoint resolvePoint(const SVGElement*, SVGUnitTypes::SVGUnitType,
const SVGLength& x, const SVGLength& y); | 66 static FloatPoint resolvePoint(const SVGElement*, SVGUnitTypes::SVGUnitType,
const SVGLength& x, const SVGLength& y); |
67 static float resolveLength(const SVGElement*, SVGUnitTypes::SVGUnitType, con
st SVGLength&); | 67 static float resolveLength(const SVGElement*, SVGUnitTypes::SVGUnitType, con
st SVGLength&); |
68 | 68 |
69 float convertValueToUserUnits(float, SVGLengthMode, SVGLengthType fromUnit)
const; | 69 float convertValueToUserUnits(float, SVGLengthMode, SVGLengthType fromUnit)
const; |
70 float convertValueFromUserUnits(float, SVGLengthMode, SVGLengthType toUnit)
const; | 70 float convertValueFromUserUnits(float, SVGLengthMode, SVGLengthType toUnit)
const; |
71 | 71 |
72 float valueForLength(const UnzoomedLength&, SVGLengthMode = SVGLengthMode::O
ther) const; | 72 float valueForLength(const UnzoomedLength&, SVGLengthMode = SVGLengthMode::O
ther) const; |
73 float valueForLength(const Length&, const LayoutStyle&, SVGLengthMode = SVGL
engthMode::Other) const; | 73 float valueForLength(const Length&, const ComputedStyle&, SVGLengthMode = SV
GLengthMode::Other) const; |
74 static float valueForLength(const Length&, const LayoutStyle&, float dimensi
on); | 74 static float valueForLength(const Length&, const ComputedStyle&, float dimen
sion); |
75 | 75 |
76 bool determineViewport(FloatSize&) const; | 76 bool determineViewport(FloatSize&) const; |
77 | 77 |
78 private: | 78 private: |
79 float valueForLength(const Length&, float zoom, SVGLengthMode) const; | 79 float valueForLength(const Length&, float zoom, SVGLengthMode) const; |
80 static float valueForLength(const Length&, float zoom, float dimension); | 80 static float valueForLength(const Length&, float zoom, float dimension); |
81 | 81 |
82 float convertValueFromUserUnitsToEMS(float value) const; | 82 float convertValueFromUserUnitsToEMS(float value) const; |
83 float convertValueFromEMSToUserUnits(float value) const; | 83 float convertValueFromEMSToUserUnits(float value) const; |
84 | 84 |
85 float convertValueFromUserUnitsToEXS(float value) const; | 85 float convertValueFromUserUnitsToEXS(float value) const; |
86 float convertValueFromEXSToUserUnits(float value) const; | 86 float convertValueFromEXSToUserUnits(float value) const; |
87 | 87 |
88 RawPtrWillBeMember<const SVGElement> m_context; | 88 RawPtrWillBeMember<const SVGElement> m_context; |
89 }; | 89 }; |
90 | 90 |
91 } // namespace blink | 91 } // namespace blink |
92 | 92 |
93 #endif // SVGLengthContext_h | 93 #endif // SVGLengthContext_h |
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