Source/WebCore/platform/graphics/filters/texmap/TextureMapperPlatformCompiledProgram.h

/*
 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above
 *    copyright notice, this list of conditions and the following
 *    disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "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 HOLDER 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 TextureMapperPlatformCompiledProgram_h
#define TextureMapperPlatformCompiledProgram_h

#if ENABLE(CSS_SHADERS)
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>

namespace WebCore {

class TextureMapperPlatformCompiledProgramClient {
public:
    void ref() { refFromValidatedProgram(); }
    void deref() { derefFromValidatedProgram(); }

    virtual void refFromValidatedProgram() = 0;
    virtual void derefFromValidatedProgram() = 0;
};

class TextureMapperPlatformCompiledProgram : public RefCounted<TextureMapperPlatformCompiledProgram> {
public:
    static PassRefPtr<TextureMapperPlatformCompiledProgram> create()
    {
        return adoptRef(new TextureMapperPlatformCompiledProgram());
    }
    
    void setClient(PassRefPtr<TextureMapperPlatformCompiledProgramClient> client) { m_client = client; }
    TextureMapperPlatformCompiledProgramClient* client() const { return m_client.get(); }

private:
    TextureMapperPlatformCompiledProgram()
    {
    }

    RefPtr<TextureMapperPlatformCompiledProgramClient> m_client;
};

} // namespace WebCore

#endif // ENABLE(CSS_SHADERS)

#endif // TextureMapperPlatformCompiledProgram_h