summaryrefslogtreecommitdiffstats
path: root/layout/style/FontFaceSetDocumentImpl.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--layout/style/FontFaceSetDocumentImpl.h123
1 files changed, 123 insertions, 0 deletions
diff --git a/layout/style/FontFaceSetDocumentImpl.h b/layout/style/FontFaceSetDocumentImpl.h
new file mode 100644
index 0000000000..d32103e203
--- /dev/null
+++ b/layout/style/FontFaceSetDocumentImpl.h
@@ -0,0 +1,123 @@
+/* -*- 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 mozilla_dom_FontFaceSetDocumentImpl_h
+#define mozilla_dom_FontFaceSetDocumentImpl_h
+
+#include "mozilla/dom/FontFaceSetImpl.h"
+#include "nsICSSLoaderObserver.h"
+#include "nsIDOMEventListener.h"
+
+namespace mozilla::dom {
+
+class FontFaceSetDocumentImpl final : public FontFaceSetImpl,
+ public nsIDOMEventListener,
+ public nsICSSLoaderObserver {
+ NS_DECL_ISUPPORTS_INHERITED
+
+ public:
+ NS_DECL_NSIDOMEVENTLISTENER
+
+ FontFaceSetDocumentImpl(FontFaceSet* aOwner, dom::Document* aDocument);
+
+ void Initialize();
+ void Destroy() override;
+
+ bool IsOnOwningThread() override;
+#ifdef DEBUG
+ void AssertIsOnOwningThread() override;
+#endif
+ void DispatchToOwningThread(const char* aName,
+ std::function<void()>&& aFunc) override;
+
+ void RefreshStandardFontLoadPrincipal() override;
+
+ dom::Document* GetDocument() const override { return mDocument; }
+
+ already_AddRefed<URLExtraData> GetURLExtraData() override;
+
+ // gfxUserFontSet
+
+ nsresult StartLoad(gfxUserFontEntry* aUserFontEntry,
+ uint32_t aSrcIndex) override;
+
+ bool IsFontLoadAllowed(const gfxFontFaceSrc&) override;
+
+ nsPresContext* GetPresContext() const override;
+
+ bool UpdateRules(const nsTArray<nsFontFaceRuleContainer>& aRules) override;
+
+ StyleLockedFontFaceRule* FindRuleForEntry(gfxFontEntry* aFontEntry) override;
+
+ /**
+ * Notification method called by the nsPresContext to indicate that the
+ * refresh driver ticked and flushed style and layout.
+ * were just flushed.
+ */
+ void DidRefresh() override;
+
+ // nsICSSLoaderObserver
+ NS_IMETHOD StyleSheetLoaded(StyleSheet* aSheet, bool aWasDeferred,
+ nsresult aStatus) override;
+
+ // For ServoStyleSet to know ahead of time whether a font is loadable.
+ void CacheFontLoadability() override;
+
+ void EnsureReady() override;
+
+ bool Add(FontFaceImpl* aFontFace, ErrorResult& aRv) override;
+
+ void FlushUserFontSet() override;
+ void MarkUserFontSetDirty() override;
+
+ private:
+ ~FontFaceSetDocumentImpl() override;
+
+ uint64_t GetInnerWindowID() override;
+
+ void RemoveDOMContentLoadedListener();
+
+ nsresult CreateChannelForSyncLoadFontData(
+ nsIChannel** aOutChannel, gfxUserFontEntry* aFontToLoad,
+ const gfxFontFaceSrc* aFontFaceSrc) override;
+
+ // search for @font-face rule that matches a userfont font entry
+ StyleLockedFontFaceRule* FindRuleForUserFontEntry(
+ gfxUserFontEntry* aUserFontEntry) override;
+
+ void FindMatchingFontFaces(const nsTHashSet<FontFace*>& aMatchingFaces,
+ nsTArray<FontFace*>& aFontFaces) override;
+
+ void InsertRuleFontFace(FontFaceImpl* aFontFace, FontFace* aFontFaceOwner,
+ StyleOrigin aOrigin,
+ nsTArray<FontFaceRecord>& aOldRecords,
+ bool& aFontSetModified);
+
+ // Helper function for HasLoadingFontFaces.
+ void UpdateHasLoadingFontFaces() override;
+
+ /**
+ * Returns whether there might be any pending font loads, which should cause
+ * the mReady Promise not to be resolved yet.
+ */
+ bool MightHavePendingFontLoads() override;
+
+#ifdef DEBUG
+ bool HasRuleFontFace(FontFaceImpl* aFontFace);
+#endif
+
+ TimeStamp GetNavigationStartTimeStamp() override;
+
+ // The document this is a FontFaceSet for.
+ RefPtr<dom::Document> mDocument;
+
+ // The @font-face rule backed FontFace objects in the FontFaceSet.
+ nsTArray<FontFaceRecord> mRuleFaces;
+};
+
+} // namespace mozilla::dom
+
+#endif // !defined(mozilla_dom_FontFaceSetDocumentImpl_h)