| /* |
| * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005, 2006, 2007, 2010 Rob Buis <buis@kde.org> |
| * Copyright (C) 2014 Samsung Electronics. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_FIT_TO_VIEW_BOX_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_FIT_TO_VIEW_BOX_H_ |
| |
| #include "third_party/blink/renderer/core/svg/svg_animated_preserve_aspect_ratio.h" |
| #include "third_party/blink/renderer/core/svg/svg_animated_rect.h" |
| #include "third_party/blink/renderer/core/svg/svg_preserve_aspect_ratio.h" |
| #include "third_party/blink/renderer/core/svg/svg_rect.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| |
| namespace blink { |
| |
| class AffineTransform; |
| class QualifiedName; |
| |
| class SVGFitToViewBox : public GarbageCollectedMixin { |
| public: |
| static AffineTransform ViewBoxToViewTransform(const FloatRect& view_box_rect, |
| const SVGPreserveAspectRatio*, |
| float view_width, |
| float view_height); |
| |
| static bool IsKnownAttribute(const QualifiedName&); |
| |
| bool HasValidViewBox() const { return view_box_->CurrentValue()->IsValid(); } |
| bool HasEmptyViewBox() const { |
| return view_box_->CurrentValue()->IsValid() && |
| view_box_->CurrentValue()->Value().IsEmpty(); |
| } |
| |
| // JS API |
| SVGAnimatedRect* viewBox() const { return view_box_.Get(); } |
| SVGAnimatedPreserveAspectRatio* preserveAspectRatio() const { |
| return preserve_aspect_ratio_.Get(); |
| } |
| |
| void Trace(blink::Visitor*) override; |
| |
| protected: |
| explicit SVGFitToViewBox(SVGElement*); |
| |
| private: |
| Member<SVGAnimatedRect> view_box_; |
| Member<SVGAnimatedPreserveAspectRatio> preserve_aspect_ratio_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_FIT_TO_VIEW_BOX_H_ |