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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_SVGIMAGEFRAME_H_
#define LAYOUT_SVG_SVGIMAGEFRAME_H_
// Keep in (case-insensitive) order:
#include "gfxContext.h"
#include "gfxPlatform.h"
#include "mozilla/gfx/2D.h"
#include "imgIContainer.h"
#include "nsContainerFrame.h"
#include "imgINotificationObserver.h"
#include "mozilla/SVGGeometryFrame.h"
#include "nsIReflowCallback.h"
#include "mozilla/Unused.h"
namespace mozilla {
class PresShell;
} // namespace mozilla
nsIFrame* NS_NewSVGImageFrame(mozilla::PresShell* aPresShell,
mozilla::ComputedStyle* aStyle);
namespace mozilla {
class SVGImageFrame final : public SVGGeometryFrame, public nsIReflowCallback {
friend nsIFrame* ::NS_NewSVGImageFrame(mozilla::PresShell* aPresShell,
ComputedStyle* aStyle);
virtual bool CreateWebRenderCommands(
wr::DisplayListBuilder& aBuilder, wr::IpcResourceUpdateQueue& aResources,
const layers::StackingContextHelper& aSc,
layers::RenderRootStateManager* aManager,
nsDisplayListBuilder* aDisplayListBuilder, DisplaySVGGeometry* aItem,
bool aDryRun) override;
protected:
explicit SVGImageFrame(ComputedStyle* aStyle, nsPresContext* aPresContext)
: SVGGeometryFrame(aStyle, aPresContext, kClassID),
mReflowCallbackPosted(false),
mForceSyncDecoding(false) {
EnableVisibilityTracking();
}
virtual ~SVGImageFrame();
public:
NS_DECL_QUERYFRAME
NS_DECL_FRAMEARENA_HELPERS(SVGImageFrame)
// ISVGDisplayableFrame interface:
virtual void PaintSVG(gfxContext& aContext, const gfxMatrix& aTransform,
imgDrawingParams& aImgParams,
const nsIntRect* aDirtyRect = nullptr) override;
virtual nsIFrame* GetFrameForPoint(const gfxPoint& aPoint) override;
virtual void ReflowSVG() override;
// SVGGeometryFrame methods:
virtual uint16_t GetHitTestFlags() override;
// nsIFrame interface:
virtual nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
int32_t aModType) override;
void OnVisibilityChange(
Visibility aNewVisibility,
const Maybe<OnNonvisible>& aNonvisibleAction = Nothing()) override;
virtual void Init(nsIContent* aContent, nsContainerFrame* aParent,
nsIFrame* aPrevInFlow) override;
virtual void DestroyFrom(nsIFrame* aDestructRoot,
PostDestroyData& aPostDestroyData) override;
void DidSetComputedStyle(ComputedStyle* aOldStyle) final;
bool GetIntrinsicImageDimensions(gfx::Size& aSize,
AspectRatio& aAspectRatio) const;
#ifdef DEBUG_FRAME_DUMP
virtual nsresult GetFrameName(nsAString& aResult) const override {
return MakeFrameName(u"SVGImage"_ns, aResult);
}
#endif
// nsIReflowCallback
virtual bool ReflowFinished() override;
virtual void ReflowCallbackCanceled() override;
/// Always sync decode our image when painting if @aForce is true.
void SetForceSyncDecoding(bool aForce) { mForceSyncDecoding = aForce; }
private:
gfx::Matrix GetRasterImageTransform(int32_t aNativeWidth,
int32_t aNativeHeight);
gfx::Matrix GetVectorImageTransform();
bool TransformContextForPainting(gfxContext* aGfxContext,
const gfxMatrix& aTransform);
nsCOMPtr<imgINotificationObserver> mListener;
nsCOMPtr<imgIContainer> mImageContainer;
bool mReflowCallbackPosted;
bool mForceSyncDecoding;
friend class SVGImageListener;
};
} // namespace mozilla
#endif // LAYOUT_SVG_SVGIMAGEFRAME_H_