ValidatedCustomFilterOperation.h [plain text]
#ifndef ValidatedCustomFilterOperation_h
#define ValidatedCustomFilterOperation_h
#if ENABLE(CSS_SHADERS)
#include "CustomFilterConstants.h"
#include "CustomFilterParameterList.h"
#include "FilterOperation.h"
#include "LayoutSize.h"
namespace WebCore {
class CustomFilterValidatedProgram;
class ValidatedCustomFilterOperation : public FilterOperation {
public:
static PassRefPtr<ValidatedCustomFilterOperation> create(PassRefPtr<CustomFilterValidatedProgram> validatedProgram,
const CustomFilterParameterList& sortedParameters, unsigned meshRows, unsigned meshColumns, CustomFilterMeshType meshType)
{
return adoptRef(new ValidatedCustomFilterOperation(validatedProgram, sortedParameters, meshRows, meshColumns, meshType));
}
virtual ~ValidatedCustomFilterOperation();
virtual bool affectsOpacity() const { return true; }
virtual bool movesPixels() const { return true; }
virtual bool blendingNeedsRendererSize() const { return true; }
virtual PassRefPtr<FilterOperation> blend(const FilterOperation* from, double progress, const LayoutSize&, bool blendToPassthrough = false);
CustomFilterValidatedProgram* validatedProgram() const { return m_validatedProgram.get(); }
const CustomFilterParameterList& parameters() const { return m_parameters; }
unsigned meshRows() const { return m_meshRows; }
unsigned meshColumns() const { return m_meshColumns; }
CustomFilterMeshType meshType() const { return m_meshType; }
private:
virtual bool operator==(const FilterOperation& o) const
{
if (!isSameType(o))
return false;
const ValidatedCustomFilterOperation* other = static_cast<const ValidatedCustomFilterOperation*>(&o);
return m_validatedProgram.get() == other->m_validatedProgram.get()
&& m_meshRows == other->m_meshRows
&& m_meshColumns == other->m_meshColumns
&& m_meshType == other->m_meshType
&& m_parameters == other->m_parameters;
}
ValidatedCustomFilterOperation(PassRefPtr<CustomFilterValidatedProgram>, const CustomFilterParameterList&, unsigned meshRows, unsigned meshColumns, CustomFilterMeshType);
RefPtr<CustomFilterValidatedProgram> m_validatedProgram;
CustomFilterParameterList m_parameters;
unsigned m_meshRows;
unsigned m_meshColumns;
CustomFilterMeshType m_meshType;
};
}
#endif // ENABLE(CSS_SHADERS)
#endif // ValidatedCustomFilterOperation_h