CustomFilterNumberParameter.h [plain text]
#ifndef CustomFilterNumberParameter_h
#define CustomFilterNumberParameter_h
#if ENABLE(CSS_SHADERS)
#include "CustomFilterParameter.h"
#include <wtf/Vector.h>
namespace WebCore {
class CustomFilterNumberParameter : public CustomFilterParameter {
public:
static PassRefPtr<CustomFilterNumberParameter> create(const String& name)
{
return adoptRef(new CustomFilterNumberParameter(name));
}
unsigned size() const { return m_data.size(); }
double valueAt(unsigned index) const { return m_data.at(index); }
void addValue(double value) { m_data.append(value); }
virtual PassRefPtr<CustomFilterParameter> blend(const CustomFilterParameter* from, double progress)
{
if (!from || !isSameType(*from))
return this;
const CustomFilterNumberParameter* fromNumber = static_cast<const CustomFilterNumberParameter*>(from);
if (size() != fromNumber->size())
return this;
RefPtr<CustomFilterNumberParameter> result = CustomFilterNumberParameter::create(name());
for (size_t i = 0; i < size(); ++i)
result->addValue(WebCore::blend(fromNumber->valueAt(i), valueAt(i), progress));
return result.release();
}
virtual bool operator==(const CustomFilterParameter& o) const
{
if (!isSameType(o))
return false;
const CustomFilterNumberParameter* other = static_cast<const CustomFilterNumberParameter*>(&o);
return m_data == other->m_data;
}
private:
CustomFilterNumberParameter(const String& name)
: CustomFilterParameter(NUMBER, name)
{
}
Vector<double, 4> m_data;
};
}
#endif // ENABLE(CSS_SHADERS)
#endif // CustomFilterNumberParameter_h