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-rw-r--r--layout/svg/SVGViewportFrame.h51
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diff --git a/layout/svg/SVGViewportFrame.h b/layout/svg/SVGViewportFrame.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef LAYOUT_SVG_SVGVIEWPORTFRAME_H_
+#define LAYOUT_SVG_SVGVIEWPORTFRAME_H_
+
+#include "mozilla/Attributes.h"
+#include "mozilla/ISVGSVGFrame.h"
+#include "mozilla/SVGContainerFrame.h"
+
+class gfxContext;
+
+namespace mozilla {
+
+/**
+ * Superclass for inner SVG frames and symbol frames.
+ */
+class SVGViewportFrame : public SVGDisplayContainerFrame, public ISVGSVGFrame {
+ protected:
+ SVGViewportFrame(ComputedStyle* aStyle, nsPresContext* aPresContext,
+ nsIFrame::ClassID aID)
+ : SVGDisplayContainerFrame(aStyle, aPresContext, aID) {}
+
+ public:
+ NS_DECL_ABSTRACT_FRAME(SVGViewportFrame)
+
+ nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
+ int32_t aModType) override;
+
+ // ISVGDisplayableFrame interface:
+ void PaintSVG(gfxContext& aContext, const gfxMatrix& aTransform,
+ imgDrawingParams& aImgParams) override;
+ void ReflowSVG() override;
+ void NotifySVGChanged(uint32_t aFlags) override;
+ SVGBBox GetBBoxContribution(const Matrix& aToBBoxUserspace,
+ uint32_t aFlags) override;
+ nsIFrame* GetFrameForPoint(const gfxPoint& aPoint) override;
+
+ // SVGContainerFrame methods:
+ bool HasChildrenOnlyTransform(Matrix* aTransform) const override;
+
+ // ISVGSVGFrame interface:
+ void NotifyViewportOrTransformChanged(uint32_t aFlags) override;
+};
+
+} // namespace mozilla
+
+#endif // LAYOUT_SVG_SVGVIEWPORTFRAME_H_