#include "config.h"
#include "CSSFontFace.h"
#include "CSSFontFaceSource.h"
#include "CSSFontSelector.h"
#include "CSSSegmentedFontFace.h"
#include "FontDescription.h"
#include "SimpleFontData.h"
namespace WebCore {
CSSFontFace::~CSSFontFace()
{
deleteAllValues(m_sources);
}
bool CSSFontFace::isLoaded() const
{
unsigned size = m_sources.size();
for (unsigned i = 0; i < size; i++) {
if (!m_sources[i]->isLoaded())
return false;
}
return true;
}
bool CSSFontFace::isValid() const
{
unsigned size = m_sources.size();
if (!size)
return false;
for (unsigned i = 0; i < size; i++) {
if (m_sources[i]->isValid())
return true;
}
return false;
}
void CSSFontFace::addedToSegmentedFontFace(CSSSegmentedFontFace* segmentedFontFace)
{
m_segmentedFontFaces.add(segmentedFontFace);
}
void CSSFontFace::removedFromSegmentedFontFace(CSSSegmentedFontFace* segmentedFontFace)
{
m_segmentedFontFaces.remove(segmentedFontFace);
}
void CSSFontFace::addSource(CSSFontFaceSource* source)
{
m_sources.append(source);
source->setFontFace(this);
}
void CSSFontFace::fontLoaded(CSSFontFaceSource* source)
{
if (source != m_activeSource)
return;
if (m_segmentedFontFaces.isEmpty())
return;
HashSet<CSSSegmentedFontFace*>::iterator end = m_segmentedFontFaces.end();
for (HashSet<CSSSegmentedFontFace*>::iterator it = m_segmentedFontFaces.begin(); it != end; ++it)
(*it)->fontLoaded(this);
CSSFontSelector* fontSelector = (*m_segmentedFontFaces.begin())->fontSelector();
fontSelector->fontLoaded();
}
SimpleFontData* CSSFontFace::getFontData(const FontDescription& fontDescription, bool syntheticBold, bool syntheticItalic)
{
m_activeSource = 0;
if (!isValid())
return 0;
ASSERT(!m_segmentedFontFaces.isEmpty());
CSSFontSelector* fontSelector = (*m_segmentedFontFaces.begin())->fontSelector();
size_t size = m_sources.size();
for (size_t i = 0; i < size; ++i) {
if (SimpleFontData* result = m_sources[i]->getFontData(fontDescription, syntheticBold, syntheticItalic, fontSelector)) {
m_activeSource = m_sources[i];
return result;
}
}
return 0;
}
}