LayoutReplacedBox.cpp [plain text]
#include "config.h"
#include "LayoutReplacedBox.h"
#if ENABLE(LAYOUT_FORMATTING_CONTEXT)
#include "RenderStyle.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
namespace Layout {
WTF_MAKE_ISO_ALLOCATED_IMPL(ReplacedBox);
ReplacedBox::ReplacedBox(Optional<ElementAttributes> elementAttributes, RenderStyle&& style)
: Box(elementAttributes, WTFMove(style), Box::ReplacedBoxFlag)
{
}
bool ReplacedBox::hasIntrinsicWidth() const
{
return m_intrinsicSize || style().logicalWidth().isIntrinsic();
}
bool ReplacedBox::hasIntrinsicHeight() const
{
return m_intrinsicSize || style().logicalHeight().isIntrinsic();
}
bool ReplacedBox::hasIntrinsicRatio() const
{
if (!hasAspectRatio())
return false;
return m_intrinsicSize || m_intrinsicRatio;
}
LayoutUnit ReplacedBox::intrinsicWidth() const
{
ASSERT(hasIntrinsicWidth());
if (m_intrinsicSize)
return m_intrinsicSize->width();
return LayoutUnit { style().logicalWidth().value() };
}
LayoutUnit ReplacedBox::intrinsicHeight() const
{
ASSERT(hasIntrinsicHeight());
if (m_intrinsicSize)
return m_intrinsicSize->height();
return LayoutUnit { style().logicalHeight().value() };
}
LayoutUnit ReplacedBox::intrinsicRatio() const
{
ASSERT(hasIntrinsicRatio() || (hasIntrinsicWidth() && hasIntrinsicHeight()));
if (m_intrinsicRatio)
return *m_intrinsicRatio;
if (m_intrinsicSize && m_intrinsicSize->height())
return m_intrinsicSize->width() / m_intrinsicSize->height();
return 1;
}
bool ReplacedBox::hasAspectRatio() const
{
return isImage();
}
}
}
#endif