root/libcore/swf/SetBackgroundColorTag.h

INCLUDED FROM

// 
//   Copyright (C) 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
// 
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

#ifndef GNASH_SWF_SETBACKGROUNDCOLOR_TAG_H
#define GNASH_SWF_SETBACKGROUNDCOLOR_TAG_H

#include "ControlTag.h" 
#include "TypesParser.h"
#include "SWF.h" 
#include "MovieClip.h" 
#include "movie_definition.h" 
#include "log.h" 
#include "RGBA.h" 

// Forward declarations
namespace gnash {
        class SWFStream;
        class movie_definition;
}

namespace gnash {
namespace SWF {

/// SWF Tag SetBackgroundColor (9)
//
class SetBackgroundColorTag : public ControlTag
{

private:

        /// Actual color. So far only RGB values are used,
        /// as alpha is not encoded in the tag itself
        rgba m_color;

        /// Read SetBackgroundColorTag from the given stream
        //
        /// Tag header is assumed to have been read already
        ///
        /// Can throw ParserException on premature end of input stream
        ///
        void read(SWFStream& in)
        {
                // may throw ParserException
                m_color = readRGB(in);

                IF_VERBOSE_PARSE(
            log_parse(_("  SetBackgroundColor: %s"), m_color);
                );
        }


public:

        /// \brief
        /// Construct a SetBackgroundColorTag by reading it 
        /// from the given SWF stream.
        //
        /// Tag header is assumed to have been read already
        ///
        /// Can throw ParserException on premature end of input stream
        SetBackgroundColorTag(SWFStream& in)
    {
                read(in);
        }

        void executeState(MovieClip* m, DisplayList& /*dlist*/) const {
                m->set_background_color(m_color);
        }

        /// Set background color tag loader (SWF::SETBACKGROUNDCOLOR)
        static void loader(SWFStream& in, TagType tag, movie_definition& m, 
            const RunResources& /*r*/)
        {
                assert(tag == SWF::SETBACKGROUNDCOLOR); // 9

                // this one may throw, we'll let caller catch it
                boost::intrusive_ptr<ControlTag> t(new SetBackgroundColorTag(in));
                m.addControlTag(t); // takes ownership
        }
};




} // namespace gnash::SWF
} // namespace gnash


#endif // GNASH_SWF_SETBACKGROUNDCOLOR_TAG_H


// Local Variables:
// mode: C++
// indent-tabs-mode: t
// End: