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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /layout/svg/SVGPatternFrame.h
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/svg/SVGPatternFrame.h')
-rw-r--r--layout/svg/SVGPatternFrame.h140
1 files changed, 140 insertions, 0 deletions
diff --git a/layout/svg/SVGPatternFrame.h b/layout/svg/SVGPatternFrame.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_SVGPATTERNFRAME_H_
+#define LAYOUT_SVG_SVGPATTERNFRAME_H_
+
+#include "mozilla/Attributes.h"
+#include "gfxMatrix.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/SVGPaintServerFrame.h"
+#include "mozilla/UniquePtr.h"
+
+class nsIFrame;
+
+namespace mozilla {
+class PresShell;
+class SVGAnimatedLength;
+class SVGAnimatedPreserveAspectRatio;
+class SVGAnimatedTransformList;
+class SVGAnimatedViewBox;
+class SVGGeometryFrame;
+} // namespace mozilla
+
+nsIFrame* NS_NewSVGPatternFrame(mozilla::PresShell* aPresShell,
+ mozilla::ComputedStyle* aStyle);
+
+namespace mozilla {
+
+class SVGPatternFrame final : public SVGPaintServerFrame {
+ using SourceSurface = gfx::SourceSurface;
+
+ public:
+ NS_DECL_FRAMEARENA_HELPERS(SVGPatternFrame)
+ NS_DECL_QUERYFRAME
+
+ friend nsIFrame* ::NS_NewSVGPatternFrame(mozilla::PresShell* aPresShell,
+ ComputedStyle* aStyle);
+
+ explicit SVGPatternFrame(ComputedStyle* aStyle, nsPresContext* aPresContext);
+
+ // SVGPaintServerFrame methods:
+ already_AddRefed<gfxPattern> GetPaintServerPattern(
+ nsIFrame* aSource, const DrawTarget* aDrawTarget,
+ const gfxMatrix& aContextMatrix, StyleSVGPaint nsStyleSVG::*aFillOrStroke,
+ float aGraphicOpacity, imgDrawingParams& aImgParams,
+ const gfxRect* aOverrideBounds) override;
+
+ public:
+ // SVGContainerFrame methods:
+ gfxMatrix GetCanvasTM() override;
+
+ // nsIFrame interface:
+ nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
+ int32_t aModType) override;
+
+#ifdef DEBUG
+ void Init(nsIContent* aContent, nsContainerFrame* aParent,
+ nsIFrame* aPrevInFlow) override;
+#endif
+
+#ifdef DEBUG_FRAME_DUMP
+ nsresult GetFrameName(nsAString& aResult) const override {
+ return MakeFrameName(u"SVGPattern"_ns, aResult);
+ }
+#endif // DEBUG
+
+ protected:
+ /**
+ * Parses this frame's href and - if it references another pattern - returns
+ * it. It also makes this frame a rendering observer of the specified ID.
+ */
+ SVGPatternFrame* GetReferencedPattern();
+
+ // Accessors to lookup pattern attributes
+ uint16_t GetEnumValue(uint32_t aIndex, nsIContent* aDefault);
+ uint16_t GetEnumValue(uint32_t aIndex) {
+ return GetEnumValue(aIndex, mContent);
+ }
+ SVGAnimatedTransformList* GetPatternTransformList(nsIContent* aDefault);
+ gfxMatrix GetPatternTransform();
+ const SVGAnimatedViewBox& GetViewBox(nsIContent* aDefault);
+ const SVGAnimatedViewBox& GetViewBox() { return GetViewBox(mContent); }
+ const SVGAnimatedPreserveAspectRatio& GetPreserveAspectRatio(
+ nsIContent* aDefault);
+ const SVGAnimatedPreserveAspectRatio& GetPreserveAspectRatio() {
+ return GetPreserveAspectRatio(mContent);
+ }
+ const SVGAnimatedLength* GetLengthValue(uint32_t aIndex,
+ nsIContent* aDefault);
+ const SVGAnimatedLength* GetLengthValue(uint32_t aIndex) {
+ return GetLengthValue(aIndex, mContent);
+ }
+
+ void PaintChildren(DrawTarget* aDrawTarget,
+ SVGPatternFrame* aPatternWithChildren, nsIFrame* aSource,
+ float aGraphicOpacity, imgDrawingParams& aImgParams);
+
+ already_AddRefed<SourceSurface> PaintPattern(
+ const DrawTarget* aDrawTarget, Matrix* patternMatrix,
+ const Matrix& aContextMatrix, nsIFrame* aSource,
+ StyleSVGPaint nsStyleSVG::*aFillOrStroke, float aGraphicOpacity,
+ const gfxRect* aOverrideBounds, imgDrawingParams& aImgParams);
+
+ /**
+ * A <pattern> element may reference another <pattern> element using
+ * xlink:href and, if it doesn't have any child content of its own, then it
+ * will "inherit" the children of the referenced pattern (which may itself be
+ * inheriting its children if it references another <pattern>). This
+ * function returns this SVGPatternFrame or the first pattern along the
+ * reference chain (if there is one) to have children.
+ */
+ SVGPatternFrame* GetPatternWithChildren();
+
+ gfxRect GetPatternRect(uint16_t aPatternUnits, const gfxRect& bbox,
+ const Matrix& aTargetCTM, nsIFrame* aTarget);
+ gfxMatrix ConstructCTM(const SVGAnimatedViewBox& aViewBox,
+ uint16_t aPatternContentUnits, uint16_t aPatternUnits,
+ const gfxRect& callerBBox, const Matrix& callerCTM,
+ nsIFrame* aTarget);
+
+ private:
+ // this is a *temporary* reference to the frame of the element currently
+ // referencing our pattern. This must be temporary because different
+ // referencing frames will all reference this one frame
+ SVGGeometryFrame* mSource;
+ UniquePtr<gfxMatrix> mCTM;
+
+ protected:
+ // This flag is used to detect loops in xlink:href processing
+ bool mLoopFlag;
+ bool mNoHRefURI;
+};
+
+} // namespace mozilla
+
+#endif // LAYOUT_SVG_SVGPATTERNFRAME_H_