GuiWX.hh

/*
This file is part of the BIAS library (Basic ImageAlgorithmS).

Copyright (C) 2003-2009    (see file CONTACT for details)
  Multimediale Systeme der Informationsverarbeitung
  Institut fuer Informatik
  Christian-Albrechts-Universitaet Kiel


BIAS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

BIAS 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with BIAS; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/


#include <Base/Common/W32Compat.hh>
#include <Base/Image/ImageIO.hh>
#include <Base/Image/ImageConvert.hh>
#include <Base/Image/Image.hh>
#include <Gui/GuiBase.hh>
#include <Gui/PlainImageCanvas.hh>
#include <pthread.h>

namespace BIAS{

    //forward declaration
    /**
     * \class GuiWX
     * \ingroup g_gui
     * \brief simple wxWindow to display an image. WxWidgets is not optimal
     * to do this, so a lot of workaround is needed. Still does not react to
     * key presses, better use GuiCV
     * \author ischiller
     * \date 06/2010
     */
    class BIASGui_EXPORT GuiWXFrame;
    class BIASGui_EXPORT GuiWXApp;
    ////////////////////////////////////////////////////////////////////////////
    class BIASGui_EXPORT GuiWX : public BIAS::GuiBase
    {
    public:
        GuiWX();
        ~GuiWX();
        virtual void SetTitle(std::string const& Title);

    protected:
        virtual int ShowConvertedImage_(BIAS::Image<unsigned char> &image);
        GuiWXApp *app_;

        #ifdef BIAS_HAVE_PTHREADS
        static void* guiThreadFunc_(GuiWX *caller);
        pthread_t       guiThread_;
        pthread_mutex_t guiMutex_;
        #endif
    };
    //////////////////////////////////////////////////////////////////////////////
    class BIASGui_EXPORT GuiWXApp: public wxApp
    {
    public:
        GuiWXApp();
        void Init();
        void SetTitle(std::string const& Title);
        int ShowConvertedImage(BIAS::Image<unsigned char> &image);

    protected:
        BIAS::GuiWXFrame *frame_;
    };
    //////////////////////////////////////////////////////////////////////////////
    enum
    {
        ID_Quit = 1,
        ID_BUTTON_QUIT,
        ID_TIMER = 1001
    };
    //////////////////////////////////////////////////////////////////////////////
    class BIASGui_EXPORT GuiWXFrame: public wxFrame
    {

    public:
        GuiWXFrame(const wxString title=wxT(""),
                const wxPoint pos=wxDefaultPosition,
                const wxSize size=wxDefaultSize);

        virtual void SetTitle(std::string const& Title);
        virtual void OnQuit(wxCommandEvent& event);
        virtual void OnTimer(wxTimerEvent& event);
        virtual void OnKeyDown(wxKeyEvent &event);
        BIAS::PlainImageCanvas * GetCanvas(){return ic_;};


        virtual int ShowConvertedImage(BIAS::Image<unsigned char> &image);

        DECLARE_EVENT_TABLE()

    protected:
        wxPanel                    *panel_;
        BIAS::PlainImageCanvas     *ic_;

        wxTimer                    Timer_;
        BIAS::Image<unsigned char> image_;
    };


}