layout/svg/SVGGFrame.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef LAYOUT_SVG_SVGGFRAME_H_
   8 #define LAYOUT_SVG_SVGGFRAME_H_
   9
  10 #include "mozilla/Attributes.h"
  11 #include "mozilla/SVGContainerFrame.h"
  12 #include "gfxMatrix.h"
  13
  14 namespace mozilla {
  15 class PresShell;
  16 }  // namespace mozilla
  17
  18 nsIFrame* NS_NewSVGGFrame(mozilla::PresShell* aPresShell,
  19                           mozilla::ComputedStyle* aStyle);
  20
  21 namespace mozilla {
  22
  23 class SVGGFrame : public SVGDisplayContainerFrame {
  24   friend nsIFrame* ::NS_NewSVGGFrame(mozilla::PresShell* aPresShell,
  25                                      mozilla::ComputedStyle* aStyle);
  26   explicit SVGGFrame(ComputedStyle* aStyle, nsPresContext* aPresContext)
  27       : SVGGFrame(aStyle, aPresContext, kClassID) {}
  28
  29  protected:
  30   SVGGFrame(ComputedStyle* aStyle, nsPresContext* aPresContext,
  31             nsIFrame::ClassID aID)
  32       : SVGDisplayContainerFrame(aStyle, aPresContext, aID) {}
  33
  34  public:
  35   NS_DECL_FRAMEARENA_HELPERS(SVGGFrame)
  36
  37 #ifdef DEBUG
  38   void Init(nsIContent* aContent, nsContainerFrame* aParent,
  39             nsIFrame* aPrevInFlow) override;
  40 #endif
  41
  42 #ifdef DEBUG_FRAME_DUMP
  43   nsresult GetFrameName(nsAString& aResult) const override {
  44     return MakeFrameName(u"SVGG"_ns, aResult);
  45   }
  46 #endif
  47
  48   // nsIFrame interface:
  49   nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
  50                             int32_t aModType) override;
  51 };
  52
  53 }  // namespace mozilla
  54
  55 #endif  // LAYOUT_SVG_SVGGFRAME_H_