sustaining_gazes/lib/3rdParty/OpenCV3.4/include/opencv2/highgui/highgui_c.h

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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
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// 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.
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// * Redistribution's in binary form must reproduce the above copyright notice,
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#ifndef OPENCV_HIGHGUI_H
#define OPENCV_HIGHGUI_H
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#include "opencv2/core/core_c.h"
#include "opencv2/imgproc/imgproc_c.h"
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#ifdef HAVE_OPENCV_IMGCODECS
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#include "opencv2/imgcodecs/imgcodecs_c.h"
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#endif
#ifdef HAVE_OPENCV_VIDEOIO
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#include "opencv2/videoio/videoio_c.h"
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#endif
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#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/** @addtogroup highgui_c
@{
*/
/****************************************************************************************\
* Basic GUI functions *
\****************************************************************************************/
//YV
//-----------New for Qt
/* For font */
enum { CV_FONT_LIGHT = 25,//QFont::Light,
CV_FONT_NORMAL = 50,//QFont::Normal,
CV_FONT_DEMIBOLD = 63,//QFont::DemiBold,
CV_FONT_BOLD = 75,//QFont::Bold,
CV_FONT_BLACK = 87 //QFont::Black
};
enum { CV_STYLE_NORMAL = 0,//QFont::StyleNormal,
CV_STYLE_ITALIC = 1,//QFont::StyleItalic,
CV_STYLE_OBLIQUE = 2 //QFont::StyleOblique
};
/* ---------*/
//for color cvScalar(blue_component, green_component, red_component[, alpha_component])
//and alpha= 0 <-> 0xFF (not transparent <-> transparent)
CVAPI(CvFont) cvFontQt(const char* nameFont, int pointSize CV_DEFAULT(-1), CvScalar color CV_DEFAULT(cvScalarAll(0)), int weight CV_DEFAULT(CV_FONT_NORMAL), int style CV_DEFAULT(CV_STYLE_NORMAL), int spacing CV_DEFAULT(0));
CVAPI(void) cvAddText(const CvArr* img, const char* text, CvPoint org, CvFont *arg2);
CVAPI(void) cvDisplayOverlay(const char* name, const char* text, int delayms CV_DEFAULT(0));
CVAPI(void) cvDisplayStatusBar(const char* name, const char* text, int delayms CV_DEFAULT(0));
CVAPI(void) cvSaveWindowParameters(const char* name);
CVAPI(void) cvLoadWindowParameters(const char* name);
CVAPI(int) cvStartLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[]);
CVAPI(void) cvStopLoop( void );
typedef void (CV_CDECL *CvButtonCallback)(int state, void* userdata);
enum {CV_PUSH_BUTTON = 0, CV_CHECKBOX = 1, CV_RADIOBOX = 2};
CVAPI(int) cvCreateButton( const char* button_name CV_DEFAULT(NULL),CvButtonCallback on_change CV_DEFAULT(NULL), void* userdata CV_DEFAULT(NULL) , int button_type CV_DEFAULT(CV_PUSH_BUTTON), int initial_button_state CV_DEFAULT(0));
//----------------------
/* this function is used to set some external parameters in case of X Window */
CVAPI(int) cvInitSystem( int argc, char** argv );
CVAPI(int) cvStartWindowThread( void );
// --------- YV ---------
enum
{
//These 3 flags are used by cvSet/GetWindowProperty
CV_WND_PROP_FULLSCREEN = 0, //to change/get window's fullscreen property
CV_WND_PROP_AUTOSIZE = 1, //to change/get window's autosize property
CV_WND_PROP_ASPECTRATIO= 2, //to change/get window's aspectratio property
CV_WND_PROP_OPENGL = 3, //to change/get window's opengl support
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CV_WND_PROP_VISIBLE = 4,
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//These 2 flags are used by cvNamedWindow and cvSet/GetWindowProperty
CV_WINDOW_NORMAL = 0x00000000, //the user can resize the window (no constraint) / also use to switch a fullscreen window to a normal size
CV_WINDOW_AUTOSIZE = 0x00000001, //the user cannot resize the window, the size is constrainted by the image displayed
CV_WINDOW_OPENGL = 0x00001000, //window with opengl support
//Those flags are only for Qt
CV_GUI_EXPANDED = 0x00000000, //status bar and tool bar
CV_GUI_NORMAL = 0x00000010, //old fashious way
//These 3 flags are used by cvNamedWindow and cvSet/GetWindowProperty
CV_WINDOW_FULLSCREEN = 1,//change the window to fullscreen
CV_WINDOW_FREERATIO = 0x00000100,//the image expends as much as it can (no ratio constraint)
CV_WINDOW_KEEPRATIO = 0x00000000//the ration image is respected.
};
/* create window */
CVAPI(int) cvNamedWindow( const char* name, int flags CV_DEFAULT(CV_WINDOW_AUTOSIZE) );
/* Set and Get Property of the window */
CVAPI(void) cvSetWindowProperty(const char* name, int prop_id, double prop_value);
CVAPI(double) cvGetWindowProperty(const char* name, int prop_id);
/* display image within window (highgui windows remember their content) */
CVAPI(void) cvShowImage( const char* name, const CvArr* image );
/* resize/move window */
CVAPI(void) cvResizeWindow( const char* name, int width, int height );
CVAPI(void) cvMoveWindow( const char* name, int x, int y );
/* destroy window and all the trackers associated with it */
CVAPI(void) cvDestroyWindow( const char* name );
CVAPI(void) cvDestroyAllWindows(void);
/* get native window handle (HWND in case of Win32 and Widget in case of X Window) */
CVAPI(void*) cvGetWindowHandle( const char* name );
/* get name of highgui window given its native handle */
CVAPI(const char*) cvGetWindowName( void* window_handle );
typedef void (CV_CDECL *CvTrackbarCallback)(int pos);
/* create trackbar and display it on top of given window, set callback */
CVAPI(int) cvCreateTrackbar( const char* trackbar_name, const char* window_name,
int* value, int count, CvTrackbarCallback on_change CV_DEFAULT(NULL));
typedef void (CV_CDECL *CvTrackbarCallback2)(int pos, void* userdata);
CVAPI(int) cvCreateTrackbar2( const char* trackbar_name, const char* window_name,
int* value, int count, CvTrackbarCallback2 on_change,
void* userdata CV_DEFAULT(0));
/* retrieve or set trackbar position */
CVAPI(int) cvGetTrackbarPos( const char* trackbar_name, const char* window_name );
CVAPI(void) cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int pos );
CVAPI(void) cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval);
CVAPI(void) cvSetTrackbarMin(const char* trackbar_name, const char* window_name, int minval);
enum
{
CV_EVENT_MOUSEMOVE =0,
CV_EVENT_LBUTTONDOWN =1,
CV_EVENT_RBUTTONDOWN =2,
CV_EVENT_MBUTTONDOWN =3,
CV_EVENT_LBUTTONUP =4,
CV_EVENT_RBUTTONUP =5,
CV_EVENT_MBUTTONUP =6,
CV_EVENT_LBUTTONDBLCLK =7,
CV_EVENT_RBUTTONDBLCLK =8,
CV_EVENT_MBUTTONDBLCLK =9,
CV_EVENT_MOUSEWHEEL =10,
CV_EVENT_MOUSEHWHEEL =11
};
enum
{
CV_EVENT_FLAG_LBUTTON =1,
CV_EVENT_FLAG_RBUTTON =2,
CV_EVENT_FLAG_MBUTTON =4,
CV_EVENT_FLAG_CTRLKEY =8,
CV_EVENT_FLAG_SHIFTKEY =16,
CV_EVENT_FLAG_ALTKEY =32
};
#define CV_GET_WHEEL_DELTA(flags) ((short)((flags >> 16) & 0xffff)) // upper 16 bits
typedef void (CV_CDECL *CvMouseCallback )(int event, int x, int y, int flags, void* param);
/* assign callback for mouse events */
CVAPI(void) cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse,
void* param CV_DEFAULT(NULL));
/* wait for key event infinitely (delay<=0) or for "delay" milliseconds */
CVAPI(int) cvWaitKey(int delay CV_DEFAULT(0));
// OpenGL support
typedef void (CV_CDECL *CvOpenGlDrawCallback)(void* userdata);
CVAPI(void) cvSetOpenGlDrawCallback(const char* window_name, CvOpenGlDrawCallback callback, void* userdata CV_DEFAULT(NULL));
CVAPI(void) cvSetOpenGlContext(const char* window_name);
CVAPI(void) cvUpdateWindow(const char* window_name);
/****************************************************************************************\
* Obsolete functions/synonyms *
\****************************************************************************************/
#define cvAddSearchPath(path)
#define cvvInitSystem cvInitSystem
#define cvvNamedWindow cvNamedWindow
#define cvvShowImage cvShowImage
#define cvvResizeWindow cvResizeWindow
#define cvvDestroyWindow cvDestroyWindow
#define cvvCreateTrackbar cvCreateTrackbar
#define cvvAddSearchPath cvAddSearchPath
#define cvvWaitKey(name) cvWaitKey(0)
#define cvvWaitKeyEx(name,delay) cvWaitKey(delay)
#define HG_AUTOSIZE CV_WINDOW_AUTOSIZE
#define set_preprocess_func cvSetPreprocessFuncWin32
#define set_postprocess_func cvSetPostprocessFuncWin32
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#if defined _WIN32
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CVAPI(void) cvSetPreprocessFuncWin32_(const void* callback);
CVAPI(void) cvSetPostprocessFuncWin32_(const void* callback);
#define cvSetPreprocessFuncWin32(callback) cvSetPreprocessFuncWin32_((const void*)(callback))
#define cvSetPostprocessFuncWin32(callback) cvSetPostprocessFuncWin32_((const void*)(callback))
#endif
/** @} highgui_c */
#ifdef __cplusplus
}
#endif
#endif