From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/canvas/CanvasPath.h | 97 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 dom/canvas/CanvasPath.h

(limited to 'dom/canvas/CanvasPath.h')

diff --git a/dom/canvas/CanvasPath.h b/dom/canvas/CanvasPath.h
new file mode 100644
index 0000000000..6d0382ae68
--- /dev/null
+++ b/dom/canvas/CanvasPath.h
@@ -0,0 +1,97 @@
+/* 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 CanvasPath_h
+#define CanvasPath_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/RefPtr.h"
+#include "nsWrapperCache.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/dom/BindingDeclarations.h"
+
+namespace mozilla {
+class ErrorResult;
+
+namespace dom {
+
+enum class CanvasWindingRule : uint8_t;
+struct DOMMatrix2DInit;
+
+class
+    UnrestrictedDoubleOrDOMPointInitOrUnrestrictedDoubleOrDOMPointInitSequence;
+
+class CanvasPath final : public nsWrapperCache {
+ public:
+  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(CanvasPath)
+  NS_DECL_CYCLE_COLLECTION_NATIVE_WRAPPERCACHE_CLASS(CanvasPath)
+
+  nsISupports* GetParentObject() { return mParent; }
+
+  JSObject* WrapObject(JSContext* aCx,
+                       JS::Handle<JSObject*> aGivenProto) override;
+
+  static already_AddRefed<CanvasPath> Constructor(const GlobalObject& aGlobal);
+  static already_AddRefed<CanvasPath> Constructor(const GlobalObject& aGlobal,
+                                                  CanvasPath& aCanvasPath);
+  static already_AddRefed<CanvasPath> Constructor(const GlobalObject& aGlobal,
+                                                  const nsAString& aPathString);
+
+  void ClosePath();
+  void MoveTo(double x, double y);
+  void LineTo(double x, double y);
+  void QuadraticCurveTo(double cpx, double cpy, double x, double y);
+  void BezierCurveTo(double cp1x, double cp1y, double cp2x, double cp2y,
+                     double x, double y);
+  void ArcTo(double x1, double y1, double x2, double y2, double radius,
+             ErrorResult& error);
+  void Rect(double x, double y, double w, double h);
+  void RoundRect(
+      double aX, double aY, double aW, double aH,
+      const UnrestrictedDoubleOrDOMPointInitOrUnrestrictedDoubleOrDOMPointInitSequence&
+          aRadii,
+      ErrorResult& aError);
+  void Arc(double x, double y, double radius, double startAngle,
+           double endAngle, bool anticlockwise, ErrorResult& error);
+  void Ellipse(double x, double y, double radiusX, double radiusY,
+               double rotation, double startAngle, double endAngle,
+               bool anticlockwise, ErrorResult& error);
+
+  void LineTo(const gfx::Point& aPoint);
+  void BezierTo(const gfx::Point& aCP1, const gfx::Point& aCP2,
+                const gfx::Point& aCP3);
+
+  already_AddRefed<gfx::Path> GetPath(const CanvasWindingRule& aWinding,
+                                      const gfx::DrawTarget* aTarget) const;
+
+  explicit CanvasPath(nsISupports* aParent);
+  // already_AddRefed arg because the return value from Path::CopyToBuilder()
+  // is passed directly and we can't drop the only ref to have a raw pointer.
+  CanvasPath(nsISupports* aParent,
+             already_AddRefed<gfx::PathBuilder> aPathBuilder);
+
+  void AddPath(CanvasPath& aCanvasPath, const DOMMatrix2DInit& aInit,
+               ErrorResult& aError);
+
+ private:
+  virtual ~CanvasPath() = default;
+
+  nsCOMPtr<nsISupports> mParent;
+  static gfx::Float ToFloat(double aValue) { return gfx::Float(aValue); }
+
+  mutable RefPtr<gfx::Path> mPath;
+  mutable RefPtr<gfx::PathBuilder> mPathBuilder;
+
+  // Whether an internal segment was zero-length.
+  mutable bool mPruned = false;
+
+  void EnsurePathBuilder() const;
+  void EnsureCapped() const;
+  void EnsureActive() const;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif /* CanvasPath_h */
-- 
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