gecko-dev/gfx/thebes/gfxFontSrcURI.h

68 строки
1.8 KiB
C++

/* -*- 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 MOZILLA_GFX_FONTSRCURI_H
#define MOZILLA_GFX_FONTSRCURI_H
#include "nsCOMPtr.h"
#include "nsIURI.h"
#include "PLDHashTable.h"
namespace mozilla {
namespace net {
class nsSimpleURI;
} // namespace net
} // namespace mozilla
/**
* A wrapper for an nsIURI that can be used OMT, which has cached information
* useful for the gfxUserFontSet.
*/
class gfxFontSrcURI
{
public:
explicit gfxFontSrcURI(nsIURI* aURI);
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(gfxFontSrcURI)
nsIURI* get() { return mURI; }
bool Equals(gfxFontSrcURI* aOther);
nsresult GetSpec(nsACString& aResult);
nsCString GetSpecOrDefault();
PLDHashNumber Hash() const { return mHash; }
bool InheritsSecurityContext() const { return mInheritsSecurityContext; }
bool SyncLoadIsOK() const { return mSyncLoadIsOK; }
private:
~gfxFontSrcURI();
// The URI.
nsCOMPtr<nsIURI> mURI;
// If the nsIURI is an nsSimpleURI for a data: URL, this is a pointer to it.
// (Just a weak reference since mURI holds the strong reference.)
//
// We store this so that we don't duplicate the URL spec for data: URLs,
// which can be much larger than other URLs.
mozilla::net::nsSimpleURI* mSimpleURI;
// If the nsIURI is not an nsSimpleURI, this is its spec.
nsCString mSpec;
// Precomputed hash for mURI.
PLDHashNumber mHash;
// Whether the nsIURI's protocol handler has the URI_INHERITS_SECURITY_CONTEXT
// flag.
bool mInheritsSecurityContext;
// Whether the nsIURI's protocol handler has teh URI_SYNC_LOAD_IS_OK flag.
bool mSyncLoadIsOK;
};
#endif // MOZILLA_GFX_FONTSRCURI_H