/*M///////////////////////////////////////////////////////////////////////////////////////

//

//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.

//

//  By downloading, copying, installing or using the software you agree to this license.

//  If you do not agree to this license, do not download, install,

//  copy or use the software.

//

//

//                        Intel License Agreement

//                For Open Source Computer Vision Library

//

// Copyright (C) 2000, Intel Corporation, all rights reserved.

// Third party copyrights are property of their respective owners.

//

// Redistribution and use in source and binary forms, with or without modification,

// are permitted provided that the following conditions are met:

//

//   * Redistribution's of source code must retain the above copyright notice,

//     this list of conditions and the following disclaimer.

//

//   * Redistribution's 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.

//

//   * The name of Intel Corporation may not be used to endorse or promote products

//     derived from this software without specific prior written permission.

//

// This software is provided by the copyright holders and contributors "as is" and

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// (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.

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//M*/

// inserted by HS:

// void cv::adjustWindowPos(const string& winname, int xp, int xwp, int yp, int yhp) {...}

// int  cv::getButtonBarContent(const string& winname, int idx, char * txt) {...}

// int  cv::setButtonBarContent(const string& winname, int etype, int idx, char * txt)  {...}

// bool cv::getCommandVec(const string& winname, vector<string> & stringVec, string & cmd) {...}

#include "precomp.hpp"

#include "opencv2/core/opengl_interop.hpp"

// in later times, use this file as a dispatcher to implementations like cvcap.cpp

CV_IMPL void cvSetWindowProperty(const char* name, int prop_id, double prop_value)

{

    switch(prop_id)

    {

    //change between fullscreen or not.

    case CV_WND_PROP_FULLSCREEN:

        if (!name || (prop_value!=CV_WINDOW_NORMAL && prop_value!=CV_WINDOW_FULLSCREEN))//bad argument

            break;

        #if defined (HAVE_QT)

            cvSetModeWindow_QT(name,prop_value);

        #elif defined WIN32 || defined _WIN32

            cvSetModeWindow_W32(name,prop_value);

        #elif defined (HAVE_GTK)

            cvSetModeWindow_GTK(name,prop_value);

        #elif defined (HAVE_CARBON)

            cvSetModeWindow_CARBON(name,prop_value);

        #elif defined (HAVE_COCOA)

            cvSetModeWindow_COCOA(name,prop_value);

        #endif

    break;

    case CV_WND_PROP_AUTOSIZE:

        #if defined (HAVE_QT)

            cvSetPropWindow_QT(name,prop_value);

        #endif

    break;

    case CV_WND_PROP_ASPECTRATIO:

        #if defined (HAVE_QT)

            cvSetRatioWindow_QT(name,prop_value);

        #endif

    break;

    default:;

    }

}

/* return -1 if error */

CV_IMPL double cvGetWindowProperty(const char* name, int prop_id)

{

    if (!name)

        return -1;

    switch(prop_id)

    {

    case CV_WND_PROP_FULLSCREEN:

        #if defined (HAVE_QT)

            return cvGetModeWindow_QT(name);

        #elif defined WIN32 || defined _WIN32

            return cvGetModeWindow_W32(name);

        #elif defined (HAVE_GTK)

            return cvGetModeWindow_GTK(name);

        #elif defined (HAVE_CARBON)

            return cvGetModeWindow_CARBON(name);

        #elif defined (HAVE_COCOA)

            return cvGetModeWindow_COCOA(name);

        #else

            return -1;

        #endif

    break;

    case CV_WND_PROP_AUTOSIZE:

        #if defined (HAVE_QT)

            return cvGetPropWindow_QT(name);

        #elif defined WIN32 || defined _WIN32

            return cvGetPropWindowAutoSize_W32(name);

        #elif defined (HAVE_GTK)

            return cvGetPropWindowAutoSize_GTK(name);

        #else

            return -1;

        #endif

    break;

    case CV_WND_PROP_ASPECTRATIO:

        #if defined (HAVE_QT)

            return cvGetRatioWindow_QT(name);

        #elif defined WIN32 || defined _WIN32

            return cvGetRatioWindow_W32(name);

        #elif defined (HAVE_GTK)

            return cvGetRatioWindow_GTK(name);

        #else

            return -1;

        #endif

    break;

    case CV_WND_PROP_OPENGL:

        #if defined (HAVE_QT)

            return cvGetOpenGlProp_QT(name);

        #elif defined WIN32 || defined _WIN32

            return cvGetOpenGlProp_W32(name);

        #elif defined (HAVE_GTK)

            return cvGetOpenGlProp_GTK(name);

        #else

            return -1;

        #endif

    break;

    default:

        return -1;

    }

}

void cv::namedWindow( const string& winname, int flags )

{

    cvNamedWindow( winname.c_str(), flags );

}

void cv::destroyWindow( const string& winname )

{

    cvDestroyWindow( winname.c_str() );

}

void cv::destroyAllWindows()

{

    cvDestroyAllWindows();

}

void cv::resizeWindow( const string& winname, int width, int height )

{

    cvResizeWindow( winname.c_str(), width, height );

}

void cv::moveWindow( const string& winname, int x, int y )

{

    cvMoveWindow( winname.c_str(), x, y );

}

// ---------------------------------- inserted by HS:

void cv::adjustWindowPos( const string& winname, int xp, int xwp, int yp, int yhp )

{

   #ifdef _WIN32

        int cx,cy;

        cx = GetSystemMetrics(SM_CXSCREEN);

        cy = GetSystemMetrics(SM_CYSCREEN);

                int    x = 0.01 * ( xp * cx );

                int    y = 0.01 * ( yp * cy );

                int neww = 0.01 * (xwp * cx );

                int newh = 0.01 * (yhp * cy );

                cvMoveWindow( winname.c_str(), x, y );

                cvResizeWindow( winname.c_str(),neww, newh );

   #else

       #if defined(HAVE_QT)

          cvAdjustWindowPos_Qt( winname.c_str(),  xp, xwp, yp,  yhp );

       #endif

       #if defined(HAVE_GTK)

          // todo.. 

       #endif

   #endif

}

void cv::dispInfoBox( const string& winname, char* caption, const string& text ) 

{

      #if defined(HAVE_QT)

        cvDispInfoBox_Qt( winname.c_str(), caption, text.c_str() );

      #endif

}

int cv::getButtonBarContent(const string& winname, int idx, char * txt )

{

   #if defined(HAVE_QT)

       return cvGetButtonBarContent( winname.c_str(), idx, txt );

   #endif

   return 0;

}

int cv::setButtonBarContent(const string& winname, int etype, int idx, char * txt )

{

   #if defined(HAVE_QT)

       return cvSetButtonBarContent( winname.c_str(), etype, idx,  txt );

   #endif

   return 0;

}

// -------------------------------------------

void cv::setWindowProperty(const string& winname, int prop_id, double prop_value)

{

    cvSetWindowProperty( winname.c_str(), prop_id, prop_value);

}

double cv::getWindowProperty(const string& winname, int prop_id)

{

    return cvGetWindowProperty(winname.c_str(), prop_id);

}

int cv::waitKey(int delay)

{

    return cvWaitKey(delay);

}

int cv::createTrackbar(const string& trackbarName, const string& winName,

                   int* value, int count, TrackbarCallback callback,

                   void* userdata)

{

    return cvCreateTrackbar2(trackbarName.c_str(), winName.c_str(),

                             value, count, callback, userdata);

}

void cv::setTrackbarPos( const string& trackbarName, const string& winName, int value )

{

    cvSetTrackbarPos(trackbarName.c_str(), winName.c_str(), value );

}

int cv::getTrackbarPos( const string& trackbarName, const string& winName )

{

    return cvGetTrackbarPos(trackbarName.c_str(), winName.c_str());

}

void cv::setMouseCallback( const string& windowName, MouseCallback onMouse, void* param)

{

    cvSetMouseCallback(windowName.c_str(), onMouse, param);

}

int cv::startWindowThread()

{

    return cvStartWindowThread();

}

// OpenGL support

void cv::setOpenGlDrawCallback(const string& name, OpenGlDrawCallback callback, void* userdata)

{

    cvSetOpenGlDrawCallback(name.c_str(), callback, userdata);

}

void cv::setOpenGlContext(const string& windowName)

{

    cvSetOpenGlContext(windowName.c_str());

}

void cv::updateWindow(const string& windowName)

{

    cvUpdateWindow(windowName.c_str());

}

#ifdef HAVE_OPENGL

namespace

{

    const int CV_TEXTURE_MAGIC_VAL        = 0x00287653;

    const int CV_POINT_CLOUD_MAGIC_VAL    = 0x00287654;

    struct GlObjBase

    {

        int flag;

        GlObjBase* next;

        GlObjBase* prev;

        std::string winname;

        virtual ~GlObjBase() {}

    };

    GlObjBase* g_glObjs = 0;

    GlObjBase* findGlObjByName(const std::string& winname)

    {

        GlObjBase* obj = g_glObjs;

        while(obj && obj->winname != winname)

            obj = obj->next;

        return obj;

    }

    void addGlObj(GlObjBase* glObj)

    {

        glObj->next = g_glObjs;

        glObj->prev = 0;

        if (g_glObjs)

            g_glObjs->prev = glObj;

        g_glObjs = glObj;

    }

    void removeGlObj(GlObjBase* glObj)

    {

        if (glObj->prev)

            glObj->prev->next = glObj->next;

        else

            g_glObjs = glObj->next;

        if (glObj->next)

            glObj->next->prev = glObj->prev;

        delete glObj;

    }

    struct GlObjTex : GlObjBase

    {

        cv::GlTexture tex;

    };

    void CV_CDECL glDrawTextureCallback(void* userdata)

    {

        GlObjTex* texObj = static_cast<GlObjTex*>(userdata);

        CV_DbgAssert(texObj->flag == CV_TEXTURE_MAGIC_VAL);

        static cv::GlCamera glCamera;

        glCamera.setupProjectionMatrix();

        cv::render(texObj->tex);

    }

    struct GlObjPointCloud : GlObjBase

    {

        cv::GlArrays arr;

        cv::GlCamera camera;

    };

    void CV_CDECL glDrawPointCloudCallback(void* userdata)

    {

        GlObjPointCloud* pointCloudObj = static_cast<GlObjPointCloud*>(userdata);

        CV_DbgAssert(pointCloudObj->flag == CV_POINT_CLOUD_MAGIC_VAL);

        pointCloudObj->camera.setupProjectionMatrix();

        pointCloudObj->camera.setupModelViewMatrix();

        cv::render(pointCloudObj->arr);

    }

    void CV_CDECL glCleanCallback(void* userdata)

    {

        GlObjBase* glObj = static_cast<GlObjBase*>(userdata);

        removeGlObj(glObj);

    }

}

#endif // HAVE_OPENGL

void cv::imshow( const string& winname, InputArray _img )

{

#ifndef HAVE_OPENGL

    Mat img = _img.getMat();

    CvMat c_img = img;

    cvShowImage(winname.c_str(), &c_img);

#else

    double useGl = getWindowProperty(winname, WND_PROP_OPENGL);

    if (useGl <= 0)

    {

        Mat img = _img.getMat();

        CvMat c_img = img;

        cvShowImage(winname.c_str(), &c_img);

    }

    else

    {

        double autoSize = getWindowProperty(winname, WND_PROP_AUTOSIZE);

        if (autoSize > 0)

        {

            Size size = _img.size();

            resizeWindow(winname, size.width, size.height);

        }

        setOpenGlContext(winname);

        GlObjBase* glObj = findGlObjByName(winname);

        if (glObj && glObj->flag != CV_TEXTURE_MAGIC_VAL)

        {

            icvSetOpenGlCleanCallback(winname.c_str(), 0, 0);

            glObj = 0;

        }

        if (glObj)

        {

            GlObjTex* texObj = static_cast<GlObjTex*>(glObj);

            texObj->tex.copyFrom(_img);

        }

        else

        {

            GlObjTex* texObj = new GlObjTex;

            texObj->tex.copyFrom(_img);

            glObj = texObj;

            glObj->flag = CV_TEXTURE_MAGIC_VAL;

            glObj->winname = winname;

            addGlObj(glObj);

            icvSetOpenGlCleanCallback(winname.c_str(), glCleanCallback, glObj);

        }

        setOpenGlDrawCallback(winname, glDrawTextureCallback, glObj);

        updateWindow(winname);

    }

#endif

}

void cv::pointCloudShow(const string& winname, const GlCamera& camera, const GlArrays& arr)

{

#ifndef HAVE_OPENGL

    CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");

        (void)winname;

        (void)camera;

        (void)arr;

#else

    namedWindow(winname, WINDOW_OPENGL);

    setOpenGlContext(winname);

    GlObjBase* glObj = findGlObjByName(winname);

    if (glObj && glObj->flag != CV_POINT_CLOUD_MAGIC_VAL)

    {

        icvSetOpenGlCleanCallback(winname.c_str(), 0, 0);

        glObj = 0;

    }

    if (glObj)

    {

        GlObjPointCloud* pointCloudObj = static_cast<GlObjPointCloud*>(glObj);

        pointCloudObj->arr = arr;

        pointCloudObj->camera = camera;

    }

    else

    {

        GlObjPointCloud* pointCloudObj = new GlObjPointCloud;

        pointCloudObj->arr = arr;

        pointCloudObj->camera = camera;

        glObj = pointCloudObj;

        glObj->flag = CV_POINT_CLOUD_MAGIC_VAL;

        glObj->winname = winname;

        addGlObj(glObj);

        icvSetOpenGlCleanCallback(winname.c_str(), glCleanCallback, glObj);

    }

    setOpenGlDrawCallback(winname, glDrawPointCloudCallback, glObj);

    updateWindow(winname);

#endif

}

void cv::pointCloudShow(const std::string& winname, const cv::GlCamera& camera, InputArray points, InputArray colors)

{

#ifndef HAVE_OPENGL

        (void)winname;

        (void)camera;

        (void)points;

        (void)colors;

    CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");

#else

    namedWindow(winname, WINDOW_OPENGL);

    setOpenGlContext(winname);

    GlObjBase* glObj = findGlObjByName(winname);

    if (glObj && glObj->flag != CV_POINT_CLOUD_MAGIC_VAL)

    {

        icvSetOpenGlCleanCallback(winname.c_str(), 0, 0);

        glObj = 0;

    }

    if (glObj)

    {

        GlObjPointCloud* pointCloudObj = static_cast<GlObjPointCloud*>(glObj);

        pointCloudObj->arr.setVertexArray(points);

        if (colors.empty())

            pointCloudObj->arr.resetColorArray();

        else

            pointCloudObj->arr.setColorArray(colors);

        pointCloudObj->camera = camera;

    }

    else

    {

        GlObjPointCloud* pointCloudObj = new GlObjPointCloud;

        pointCloudObj->arr.setVertexArray(points);

        if (!colors.empty())

            pointCloudObj->arr.setColorArray(colors);

        pointCloudObj->camera = camera;

        glObj = pointCloudObj;

        glObj->flag = CV_POINT_CLOUD_MAGIC_VAL;

        glObj->winname = winname;

        addGlObj(glObj);

        icvSetOpenGlCleanCallback(winname.c_str(), glCleanCallback, glObj);

    }

    setOpenGlDrawCallback(winname, glDrawPointCloudCallback, glObj);

    updateWindow(winname);

#endif

}

// Without OpenGL

#ifndef HAVE_OPENGL

CV_IMPL void cvSetOpenGlDrawCallback(const char*, CvOpenGlDrawCallback, void*)

{

    CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");

}

CV_IMPL void cvSetOpenGlContext(const char*)

{

    CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");

}

CV_IMPL void cvUpdateWindow(const char*)

{

    CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");

}

void icvSetOpenGlCleanCallback(const char*, CvOpenGlCleanCallback, void*)

{

    CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");

}

#endif // !HAVE_OPENGL

#if defined (HAVE_QT)

CvFont cv::fontQt(const string& nameFont, int pointSize, Scalar color, int weight,  int style, int /*spacing*/)

{

return cvFontQt(nameFont.c_str(), pointSize,color,weight, style);

}

void cv::addText( const Mat& img, const string& text, Point org, CvFont font)

{

    CvMat _img = img;

    cvAddText( &_img, text.c_str(), org,&font);

}

void cv::displayStatusBar(const string& name,  const string& text, int delayms)

{

    cvDisplayStatusBar(name.c_str(),text.c_str(), delayms);

}

void cv::displayOverlay(const string& name,  const string& text, int delayms)

{

    cvDisplayOverlay(name.c_str(),text.c_str(), delayms);

}

int cv::startLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[])

{

    return cvStartLoop(pt2Func, argc, argv);

}

void cv::stopLoop()

{

    cvStopLoop();

}

void cv::saveWindowParameters(const string& windowName)

{

    cvSaveWindowParameters(windowName.c_str());

}

void cv::loadWindowParameters(const string& windowName)

{

    cvLoadWindowParameters(windowName.c_str());

}

int cv::createButton(const string& button_name, ButtonCallback on_change, void* userdata, int button_type , bool initial_button_state  )

{

    return cvCreateButton(button_name.c_str(), on_change, userdata, button_type , initial_button_state );

}

//-------------------------------- processing of *.cfg 

bool cv::getCommandVec( const string& winname, vector<string> & stringVec,  char * cmd )

{

        stringVec.clear();

        if ( cmd != NULL ) cvGetCommand( winname.c_str(), cmd );

        char buffer[512];

        int idx = 0;

        int iRet = 1;

        while ( iRet == 1 ) 

        {

                iRet = cvGetButtonBarContent( winname.c_str(), idx, buffer );

                if ( iRet == 1 ) stringVec.push_back( string(buffer) );

                idx++;

        }

        return true;

}

#else

bool cv::getCommandVec( const string& winname, vector<string> & stringVec,  char* cmd )

{

        return false;

}

#endif

#if   defined WIN32 || defined _WIN32         // see window_w32.cpp

#elif defined (HAVE_GTK)      // see window_gtk.cpp

#elif defined (HAVE_COCOA)   // see window_carbon.cpp

#elif defined (HAVE_CARBON)

#elif defined (HAVE_QT) //YV see window_QT.cpp

#else

// No windowing system present at compile time ;-(

//

// We will build place holders that don't break the API but give an error

// at runtime. This way people can choose to replace an installed HighGUI

// version with a more capable one without a need to recompile dependent

// applications or libraries.

#define CV_NO_GUI_ERROR(funcname) \

    cvError( CV_StsError, funcname, \

    "The function is not implemented. " \

    "Rebuild the library with Windows, GTK+ 2.x or Carbon support. "\

    "If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script", \

    __FILE__, __LINE__ )

CV_IMPL int cvNamedWindow( const char*, int )

{

    CV_NO_GUI_ERROR("cvNamedWindow");

    return -1;

}

CV_IMPL void cvDestroyWindow( const char* )

{

    CV_NO_GUI_ERROR( "cvDestroyWindow" );

}

CV_IMPL void

cvDestroyAllWindows( void )

{

    CV_NO_GUI_ERROR( "cvDestroyAllWindows" );

}

CV_IMPL void

cvShowImage( const char*, const CvArr* )

{

    CV_NO_GUI_ERROR( "cvShowImage" );

}

CV_IMPL void cvResizeWindow( const char*, int, int )

{

    CV_NO_GUI_ERROR( "cvResizeWindow" );

}

CV_IMPL void cvMoveWindow( const char*, int, int )

{

    CV_NO_GUI_ERROR( "cvMoveWindow" );

}

CV_IMPL int

cvCreateTrackbar( const char*, const char*,

                  int*, int, CvTrackbarCallback )

{

    CV_NO_GUI_ERROR( "cvCreateTrackbar" );

    return -1;

}

CV_IMPL int

cvCreateTrackbar2( const char* /*trackbar_name*/, const char* /*window_name*/,

                   int* /*val*/, int /*count*/, CvTrackbarCallback2 /*on_notify2*/,

                   void* /*userdata*/ )

{

    CV_NO_GUI_ERROR( "cvCreateTrackbar2" );

    return -1;

}

CV_IMPL void

cvSetMouseCallback( const char*, CvMouseCallback, void* )

{

    CV_NO_GUI_ERROR( "cvSetMouseCallback" );

}

CV_IMPL int cvGetTrackbarPos( const char*, const char* )

{

    CV_NO_GUI_ERROR( "cvGetTrackbarPos" );

    return -1;

}

CV_IMPL void cvSetTrackbarPos( const char*, const char*, int )

{

    CV_NO_GUI_ERROR( "cvSetTrackbarPos" );

}

CV_IMPL void* cvGetWindowHandle( const char* )

{

    CV_NO_GUI_ERROR( "cvGetWindowHandle" );

    return 0;

}

CV_IMPL const char* cvGetWindowName( void* )

{

    CV_NO_GUI_ERROR( "cvGetWindowName" );

    return 0;

}

CV_IMPL int cvWaitKey( int )

{

    CV_NO_GUI_ERROR( "cvWaitKey" );

    return -1;

}

CV_IMPL int cvInitSystem( int , char** )

{

    CV_NO_GUI_ERROR( "cvInitSystem" );

    return -1;

}

CV_IMPL int cvStartWindowThread()

{

    CV_NO_GUI_ERROR( "cvStartWindowThread" );

    return -1;

}

//-------- Qt ---------

CV_IMPL void cvAddText( const CvArr*, const char*, CvPoint , CvFont* )

{

    CV_NO_GUI_ERROR("cvAddText");

}

CV_IMPL void cvDisplayStatusBar(const char* , const char* , int )

{

    CV_NO_GUI_ERROR("cvDisplayStatusBar");

}

CV_IMPL void cvDisplayOverlay(const char* , const char* , int )

{

    CV_NO_GUI_ERROR("cvNamedWindow");

}

CV_IMPL int cvStartLoop(int (*)(int argc, char *argv[]), int , char* argv[])

{

    (void)argv;

    CV_NO_GUI_ERROR("cvStartLoop");

    return -1;

}

CV_IMPL void cvStopLoop()

{

    CV_NO_GUI_ERROR("cvStopLoop");

}

CV_IMPL void cvSaveWindowParameters(const char* )

{

    CV_NO_GUI_ERROR("cvSaveWindowParameters");

}

// CV_IMPL void cvLoadWindowParameterss(const char* name)

// {

//     CV_NO_GUI_ERROR("cvLoadWindowParameters");

// }

CV_IMPL int cvCreateButton(const char*, void (*)(int, void*), void*, int, int)

{

    CV_NO_GUI_ERROR("cvCreateButton");

    return -1;

}

CV_IMPL int cvGetButtonBarContent(const char *, int, char * )

{

    // CV_NO_GUI_ERROR("cvGetButtonBarContent");

    return -1;

}

CV_IMPL int cvSetButtonBarContent(const char *, int, int, char * )

{

    // CV_NO_GUI_ERROR("cvSetButtonBarContent");

    return -1;

}

CV_IMPL int cvDispInfoBox_Qt( char*, char* , const char * )

{

    // CV_NO_GUI_ERROR("cvDispInfoBox_Qt");

    return -1;

}

#endif

/* End of file. */