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/*
* Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef CSSFontFaceSrcValue_h
#define CSSFontFaceSrcValue_h
#include "base/memory/scoped_refptr.h"
#include "core/css/CSSValue.h"
#include "core/loader/resource/FontResource.h"
#include "platform/weborigin/Referrer.h"
#include "platform/wtf/text/WTFString.h"
namespace blink {
class ExecutionContext;
class CORE_EXPORT CSSFontFaceSrcValue : public CSSValue {
public:
static CSSFontFaceSrcValue* Create(
const String& specified_resource,
const String& absolute_resource,
const Referrer& referrer,
ContentSecurityPolicyDisposition should_check_content_security_policy) {
return new CSSFontFaceSrcValue(specified_resource, absolute_resource,
referrer, false,
should_check_content_security_policy);
}
static CSSFontFaceSrcValue* CreateLocal(
const String& absolute_resource,
ContentSecurityPolicyDisposition should_check_content_security_policy) {
return new CSSFontFaceSrcValue(g_empty_string, absolute_resource,
Referrer(), true,
should_check_content_security_policy);
}
const String& GetResource() const { return absolute_resource_; }
const String& Format() const { return format_; }
bool IsLocal() const { return is_local_; }
void SetFormat(const String& format) { format_ = format; }
bool IsSupportedFormat() const;
String CustomCSSText() const;
bool HasFailedOrCanceledSubresources() const;
FontResource* Fetch(ExecutionContext*, FontResourceClient*) const;
bool Equals(const CSSFontFaceSrcValue&) const;
void TraceAfterDispatch(blink::Visitor* visitor) {
visitor->Trace(fetched_);
CSSValue::TraceAfterDispatch(visitor);
}
private:
CSSFontFaceSrcValue(
const String& specified_resource,
const String& absolute_resource,
const Referrer& referrer,
bool local,
ContentSecurityPolicyDisposition should_check_content_security_policy)
: CSSValue(kFontFaceSrcClass),
absolute_resource_(absolute_resource),
specified_resource_(specified_resource),
referrer_(referrer),
is_local_(local),
should_check_content_security_policy_(
should_check_content_security_policy) {}
void RestoreCachedResourceIfNeeded(ExecutionContext*) const;
String absolute_resource_;
String specified_resource_;
String format_;
Referrer referrer_;
bool is_local_;
ContentSecurityPolicyDisposition should_check_content_security_policy_;
class FontResourceHelper
: public GarbageCollectedFinalized<FontResourceHelper>,
public FontResourceClient {
USING_GARBAGE_COLLECTED_MIXIN(FontResourceHelper);
public:
static FontResourceHelper* Create(FontResource* resource,
WebTaskRunner* task_runner) {
return new FontResourceHelper(resource, task_runner);
}
virtual void Trace(blink::Visitor* visitor) {
FontResourceClient::Trace(visitor);
}
private:
FontResourceHelper(FontResource* resource, WebTaskRunner* task_runner) {
SetResource(resource, task_runner);
}
String DebugName() const override {
return "CSSFontFaceSrcValue::FontResourceHelper";
}
};
mutable Member<FontResourceHelper> fetched_;
};
DEFINE_CSS_VALUE_TYPE_CASTS(CSSFontFaceSrcValue, IsFontFaceSrcValue());
} // namespace blink
#endif