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| 1 /* | |
| 2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org> | |
| 3 * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org> | |
| 4 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | |
| 5 * | |
| 6 * This library is free software; you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU Library General Public | |
| 8 * License as published by the Free Software Foundation; either | |
| 9 * version 2 of the License, or (at your option) any later version. | |
| 10 * | |
| 11 * This library is distributed in the hope that it will be useful, | |
| 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 * Library General Public License for more details. | |
| 15 * | |
| 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 | |
| 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 19 * Boston, MA 02110-1301, USA. | |
| 20 */ | |
| 21 | |
| 22 #ifndef SVGLocatable_h | |
| 23 #define SVGLocatable_h | |
| 24 | |
| 25 #include "core/svg/SVGRect.h" | |
| 26 #include "platform/transforms/AffineTransform.h" | |
| 27 | |
| 28 namespace WebCore { | |
| 29 | |
| 30 class ExceptionState; | |
| 31 class SVGElement; | |
| 32 | |
| 33 class SVGLocatable { | |
| 34 public: | |
| 35 virtual ~SVGLocatable() { } | |
| 36 | |
| 37 // 'SVGLocatable' functions | |
| 38 virtual SVGElement* nearestViewportElement() const = 0; | |
| 39 virtual SVGElement* farthestViewportElement() const = 0; | |
| 40 | |
| 41 enum StyleUpdateStrategy { AllowStyleUpdate, DisallowStyleUpdate }; | |
| 42 | |
| 43 virtual AffineTransform getCTM(StyleUpdateStrategy) = 0; | |
| 44 virtual AffineTransform getScreenCTM(StyleUpdateStrategy) = 0; | |
| 45 AffineTransform getTransformToElement(SVGElement*, ExceptionState&, StyleUpd
ateStrategy = AllowStyleUpdate); | |
| 46 | |
| 47 static SVGElement* nearestViewportElement(const SVGElement*); | |
| 48 static SVGElement* farthestViewportElement(const SVGElement*); | |
| 49 | |
| 50 enum CTMScope { | |
| 51 NearestViewportScope, // Used for getCTM() | |
| 52 ScreenScope // Used for getScreenCTM() | |
| 53 }; | |
| 54 | |
| 55 protected: | |
| 56 virtual AffineTransform localCoordinateSpaceTransform(SVGLocatable::CTMScope
) const { return AffineTransform(); } | |
| 57 | |
| 58 static AffineTransform computeCTM(SVGElement*, CTMScope, StyleUpdateStrategy
); | |
| 59 }; | |
| 60 | |
| 61 } // namespace WebCore | |
| 62 | |
| 63 #endif // SVGLocatable_h | |
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Chromium Code Reviews
Issue 61753005:
Remove SVGLocatable and SVGTransformable (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master