summaryrefslogtreecommitdiffstats
path: root/layout/svg/nsSVGForeignObjectFrame.h
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /layout/svg/nsSVGForeignObjectFrame.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'layout/svg/nsSVGForeignObjectFrame.h')
-rw-r--r--layout/svg/nsSVGForeignObjectFrame.h105
1 files changed, 105 insertions, 0 deletions
diff --git a/layout/svg/nsSVGForeignObjectFrame.h b/layout/svg/nsSVGForeignObjectFrame.h
new file mode 100644
index 000000000..57df6d5b5
--- /dev/null
+++ b/layout/svg/nsSVGForeignObjectFrame.h
@@ -0,0 +1,105 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 NSSVGFOREIGNOBJECTFRAME_H__
+#define NSSVGFOREIGNOBJECTFRAME_H__
+
+#include "mozilla/Attributes.h"
+#include "nsAutoPtr.h"
+#include "nsContainerFrame.h"
+#include "nsIPresShell.h"
+#include "nsISVGChildFrame.h"
+#include "nsRegion.h"
+#include "nsSVGUtils.h"
+
+class gfxContext;
+
+class nsSVGForeignObjectFrame : public nsContainerFrame
+ , public nsISVGChildFrame
+{
+ friend nsContainerFrame*
+ NS_NewSVGForeignObjectFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
+protected:
+ explicit nsSVGForeignObjectFrame(nsStyleContext* aContext);
+
+public:
+ NS_DECL_QUERYFRAME
+ NS_DECL_FRAMEARENA_HELPERS
+
+ // nsIFrame:
+ virtual void Init(nsIContent* aContent,
+ nsContainerFrame* aParent,
+ nsIFrame* aPrevInFlow) override;
+ virtual void DestroyFrom(nsIFrame* aDestructRoot) override;
+ virtual nsresult AttributeChanged(int32_t aNameSpaceID,
+ nsIAtom* aAttribute,
+ int32_t aModType) override;
+
+ virtual nsContainerFrame* GetContentInsertionFrame() override {
+ return PrincipalChildList().FirstChild()->GetContentInsertionFrame();
+ }
+
+ virtual void Reflow(nsPresContext* aPresContext,
+ ReflowOutput& aDesiredSize,
+ const ReflowInput& aReflowInput,
+ nsReflowStatus& aStatus) override;
+
+ virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
+ const nsRect& aDirtyRect,
+ const nsDisplayListSet& aLists) override;
+
+ /**
+ * Get the "type" of the frame
+ *
+ * @see nsGkAtoms::svgForeignObjectFrame
+ */
+ virtual nsIAtom* GetType() const override;
+
+ virtual bool IsFrameOfType(uint32_t aFlags) const override
+ {
+ return nsContainerFrame::IsFrameOfType(aFlags &
+ ~(nsIFrame::eSVG | nsIFrame::eSVGForeignObject));
+ }
+
+ virtual bool IsSVGTransformed(Matrix *aOwnTransform,
+ Matrix *aFromParentTransform) const override;
+
+#ifdef DEBUG_FRAME_DUMP
+ virtual nsresult GetFrameName(nsAString& aResult) const override
+ {
+ return MakeFrameName(NS_LITERAL_STRING("SVGForeignObject"), aResult);
+ }
+#endif
+
+ // nsISVGChildFrame interface:
+ virtual DrawResult PaintSVG(gfxContext& aContext,
+ const gfxMatrix& aTransform,
+ const nsIntRect* aDirtyRect = nullptr) override;
+ virtual nsIFrame* GetFrameForPoint(const gfxPoint& aPoint) override;
+ virtual nsRect GetCoveredRegion() override;
+ virtual void ReflowSVG() override;
+ virtual void NotifySVGChanged(uint32_t aFlags) override;
+ virtual SVGBBox GetBBoxContribution(const Matrix &aToBBoxUserspace,
+ uint32_t aFlags) override;
+ virtual bool IsDisplayContainer() override { return true; }
+
+ gfxMatrix GetCanvasTM();
+
+ nsRect GetInvalidRegion();
+
+protected:
+ // implementation helpers:
+ void DoReflow();
+ void RequestReflow(nsIPresShell::IntrinsicDirty aType);
+
+ // If width or height is less than or equal to zero we must disable rendering
+ bool IsDisabled() const { return mRect.width <= 0 || mRect.height <= 0; }
+
+ nsAutoPtr<gfxMatrix> mCanvasTM;
+
+ bool mInReflow;
+};
+
+#endif