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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org> |
4 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 4 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
5 * | 5 * |
6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
10 * | 10 * |
11 * This library is distributed in the hope that it will be useful, | 11 * This library is distributed in the hope that it will be useful, |
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 * Library General Public License for more details. | 14 * Library General Public License for more details. |
15 * | 15 * |
16 * You should have received a copy of the GNU Library General Public License | 16 * You should have received a copy of the GNU Library General Public License |
17 * along with this library; see the file COPYING.LIB. If not, write to | 17 * along with this library; see the file COPYING.LIB. If not, write to |
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
19 * Boston, MA 02110-1301, USA. | 19 * Boston, MA 02110-1301, USA. |
20 */ | 20 */ |
21 | 21 |
22 #ifndef SVGLocatable_h | 22 #ifndef SVGLocatable_h |
23 #define SVGLocatable_h | 23 #define SVGLocatable_h |
24 | 24 |
25 #include "core/platform/graphics/transforms/AffineTransform.h" | 25 #include "core/platform/graphics/transforms/AffineTransform.h" |
| 26 #include "core/svg/SVGRect.h" |
26 | 27 |
27 namespace WebCore { | 28 namespace WebCore { |
28 | 29 |
29 class FloatRect; | |
30 class SVGElement; | 30 class SVGElement; |
31 | 31 |
32 typedef int ExceptionCode; | 32 typedef int ExceptionCode; |
33 | 33 |
34 class SVGLocatable { | 34 class SVGLocatable { |
35 public: | 35 public: |
36 virtual ~SVGLocatable() { } | 36 virtual ~SVGLocatable() { } |
37 | 37 |
38 // 'SVGLocatable' functions | 38 // 'SVGLocatable' functions |
39 virtual SVGElement* nearestViewportElement() const = 0; | 39 virtual SVGElement* nearestViewportElement() const = 0; |
40 virtual SVGElement* farthestViewportElement() const = 0; | 40 virtual SVGElement* farthestViewportElement() const = 0; |
41 | 41 |
42 enum StyleUpdateStrategy { AllowStyleUpdate, DisallowStyleUpdate }; | 42 enum StyleUpdateStrategy { AllowStyleUpdate, DisallowStyleUpdate }; |
43 | 43 |
44 virtual FloatRect getBBox(StyleUpdateStrategy) = 0; | 44 virtual SVGRect getBBox(StyleUpdateStrategy) = 0; |
45 virtual AffineTransform getCTM(StyleUpdateStrategy) = 0; | 45 virtual AffineTransform getCTM(StyleUpdateStrategy) = 0; |
46 virtual AffineTransform getScreenCTM(StyleUpdateStrategy) = 0; | 46 virtual AffineTransform getScreenCTM(StyleUpdateStrategy) = 0; |
47 AffineTransform getTransformToElement(SVGElement*, ExceptionCode&, StyleUpda
teStrategy = AllowStyleUpdate); | 47 AffineTransform getTransformToElement(SVGElement*, ExceptionCode&, StyleUpda
teStrategy = AllowStyleUpdate); |
48 | 48 |
49 static SVGElement* nearestViewportElement(const SVGElement*); | 49 static SVGElement* nearestViewportElement(const SVGElement*); |
50 static SVGElement* farthestViewportElement(const SVGElement*); | 50 static SVGElement* farthestViewportElement(const SVGElement*); |
51 | 51 |
52 enum CTMScope { | 52 enum CTMScope { |
53 NearestViewportScope, // Used for getCTM() | 53 NearestViewportScope, // Used for getCTM() |
54 ScreenScope // Used for getScreenCTM() | 54 ScreenScope // Used for getScreenCTM() |
55 }; | 55 }; |
56 | 56 |
57 protected: | 57 protected: |
58 virtual AffineTransform localCoordinateSpaceTransform(SVGLocatable::CTMScope
) const { return AffineTransform(); } | 58 virtual AffineTransform localCoordinateSpaceTransform(SVGLocatable::CTMScope
) const { return AffineTransform(); } |
59 | 59 |
60 static FloatRect getBBox(SVGElement*, StyleUpdateStrategy); | 60 static SVGRect getBBox(SVGElement*, StyleUpdateStrategy); |
61 static AffineTransform computeCTM(SVGElement*, CTMScope, StyleUpdateStrategy
); | 61 static AffineTransform computeCTM(SVGElement*, CTMScope, StyleUpdateStrategy
); |
62 }; | 62 }; |
63 | 63 |
64 } // namespace WebCore | 64 } // namespace WebCore |
65 | 65 |
66 #endif // SVGLocatable_h | 66 #endif // SVGLocatable_h |
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