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/*
* Copyright (C) 2011 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE COPYRIGHT
* OWNER 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 MeterShadowElement_h
#define MeterShadowElement_h
#if ENABLE(METER_ELEMENT)
#include "HTMLDivElement.h"
#include <wtf/Forward.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
class HTMLMeterElement;
class RenderMeter;
class MeterShadowElement : public HTMLDivElement {
public:
HTMLMeterElement* meterElement() const;
protected:
MeterShadowElement(Document&);
private:
virtual bool rendererIsNeeded(const RenderStyle&) override;
};
class MeterInnerElement final : public MeterShadowElement {
public:
static Ref<MeterInnerElement> create(Document&);
private:
MeterInnerElement(Document&);
virtual bool rendererIsNeeded(const RenderStyle&) override;
virtual RenderPtr<RenderElement> createElementRenderer(Ref<RenderStyle>&&, const RenderTreePosition&) override;
};
inline Ref<MeterInnerElement> MeterInnerElement::create(Document& document)
{
return adoptRef(*new MeterInnerElement(document));
}
class MeterBarElement final : public MeterShadowElement {
public:
static Ref<MeterBarElement> create(Document&);
private:
MeterBarElement(Document& document)
: MeterShadowElement(document)
{
static NeverDestroyed<AtomicString> pseudoId("-webkit-meter-bar", AtomicString::ConstructFromLiteral);
setPseudo(pseudoId);
}
};
inline Ref<MeterBarElement> MeterBarElement::create(Document& document)
{
return adoptRef(*new MeterBarElement(document));
}
class MeterValueElement final : public MeterShadowElement {
public:
static Ref<MeterValueElement> create(Document&);
void setWidthPercentage(double);
void updatePseudo() { setPseudo(valuePseudoId()); }
private:
MeterValueElement(Document& document)
: MeterShadowElement(document)
{
updatePseudo();
}
const AtomicString& valuePseudoId() const;
};
inline Ref<MeterValueElement> MeterValueElement::create(Document& document)
{
return adoptRef(*new MeterValueElement(document));
}
}
#endif // ENABLE(METER_ELEMENT)
#endif // MeterShadowElement_h
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