BerkeliumHandler.h

/******************************************************************************
Este arquivo eh parte da implementacao do ambiente declarativo do middleware
Ginga (Ginga-NCL).

Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia

Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob
os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free
Software Foundation.

Este programa eh distribuido na expectativa de que seja util, porem, SEM
NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU
ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do
GNU versao 2 para mais detalhes.

Voce deve ter recebido uma copia da Licenca Publica Geral do GNU versao 2 junto
com este programa; se nao, escreva para a Free Software Foundation, Inc., no
endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA.

Para maiores informacoes:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
******************************************************************************
This file is part of the declarative environment of middleware Ginga (Ginga-NCL)

Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License version 2 as published by
the Free Software Foundation.

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 version 2 for more
details.

You should have received a copy of the GNU General Public License version 2
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA

For further information contact:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
*******************************************************************************/

#ifndef BerkeliumHandler_h_
#define BerkeliumHandler_h_

#include "mb/IInputManager.h"
#include "mb/interface/CodeMap.h"
#include "mb/interface/IWindow.h"
#include "mb/interface/IInputEventListener.h"

#include "mb/ILocalScreenManager.h"
#include "mb/interface/IWindow.h"
using namespace ::br::pucrio::telemidia::ginga::core::mb;

#include "system/thread/Thread.h"
using namespace ::br::pucrio::telemidia::ginga::core::system::thread;

#include "berkelium/Berkelium.hpp"
#include "berkelium/Window.hpp"
#include "berkelium/WindowDelegate.hpp"
#include "berkelium/Context.hpp"

#include <stdio.h>
#include <sys/types.h>
#include <sstream>
#include <iostream>
#include <memory>

using namespace Berkelium;

namespace br {
namespace pucrio {
namespace telemidia {
namespace ginga {
namespace core {
namespace player {
  class BerkeliumHandler :
      public WindowDelegate,
      public IInputEventListener,
      public IMotionEventListener {

    private:
        static map<int, int> fromGingaToBklm;
        std::string mURL;
        ILocalScreenManager* dm;
        GingaScreenID myScreen;
        IInputManager* im;
        ISurface* surface;
        int xOffset, yOffset;
        int x, y;
        int w, h;
        Context* context;
        std::auto_ptr<Window> bWindow;
        bool isValid;
        bool mouseClick;
        bool mouseMoved;
        bool textEvent;
        int keyCode;
        static int callCount;
        bool needs_full_refresh;
        unsigned char* scroll_buffer;

        pthread_mutex_t sMutex; //surface mutex

    public:
        BerkeliumHandler(
                GingaScreenID myScreen, int x, int y, int w, int h);

        virtual ~BerkeliumHandler();

    private:
        void initInputMap();

    public:
        void stop();
        void setKeyHandler(bool handler);

        void setContext(Context* context);
        void setWindow(std::auto_ptr<Window> window);
        void getSize(int* w, int* h);
        void setBounds(int x, int y, int w, int h);
        void setUrl(string url);
        string getUrl();
        ISurface* getSurface();

        void updateEvents();

        bool userEventReceived(IInputEvent* ev);
        bool motionEventReceived(int x, int y, int z);

        virtual void onAddressBarChanged(Window *win, URLString newURL);
        virtual void onStartLoading(Window *win, URLString newURL);
        void onLoadingStateChanged(Window *win, bool isLoading);
        virtual void onLoad(Window *win);
        virtual void onLoadError(Window *win, WideString error);
        virtual void onResponsive(Window *win);
        virtual void onUnresponsive(Window *win);

    private:
        bool mapOnPaintToTexture(
                Berkelium::Window *wini,
                const unsigned char* bitmap_in, const Berkelium::Rect& bitmap_rect,
                size_t num_copy_rects, const Berkelium::Rect *copy_rects,
                int dx, int dy,
                const Berkelium::Rect& scroll_rect,
                unsigned int dest_texture_width,
                unsigned int dest_texture_height,
                bool ignore_partial,
                unsigned char* scroll_buffer);

        ISurface* createRenderedSurface(string fileName);

        string createFile(
                const unsigned char *sourceBuffer,
                int width, int height);

    public:
        virtual void onPaint(
                Window *wini,
                const unsigned char *bitmap_in,
                const Rect &bitmap_rect,
                size_t num_copy_rects,
                const Rect *copy_rects,
                int dx,
                int dy,
                const Rect &scroll_rect);

        virtual void onCrashed(Window *win);
        virtual void onCreatedWindow(
                Window *win, Window *newWindow, const Rect &initialRect);
        virtual void onExternalHost(
                Window *win,
                WideString message,
                URLString origin,
                URLString target);

        virtual void onPaintPluginTexture(
                Window *win,
                void* sourceGLTexture,
                const std::vector<Rect> srcRects,
                const Rect &destRect);

        virtual void onWidgetCreated(
                Window *win, Widget *newWidget, int zIndex);

        virtual void onWidgetDestroyed(Window *win, Widget *newWidget);

        virtual void onWidgetResize(
                Window *win, Widget *wid, int newWidth, int newHeight);

        virtual void onWidgetMove(Window *win, Widget *wid, int newX, int newY);

        virtual void onWidgetPaint(
                Window *win,
                Widget *wid,
                const unsigned char *sourceBuffer,
                const Rect &rect,
                size_t num_copy_rects,
                const Rect *copy_rects,
                int dx,
                int dy,
                const Rect &scrollRect);
  };
}
}
}
}
}
}

#endif /*BerkeliumHandler_h_*/