258 lines
10 KiB
C
258 lines
10 KiB
C
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// Intel License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000, Intel Corporation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of Intel Corporation may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#ifndef OPENCV_HIGHGUI_H
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#define OPENCV_HIGHGUI_H
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#include "opencv2/core/core_c.h"
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#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
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#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
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extern "C" {
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#endif /* __cplusplus */
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/** @addtogroup highgui_c
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@{
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*/
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/****************************************************************************************\
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* Basic GUI functions *
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\****************************************************************************************/
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//YV
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//-----------New for Qt
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/* For font */
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enum { CV_FONT_LIGHT = 25,//QFont::Light,
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CV_FONT_NORMAL = 50,//QFont::Normal,
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CV_FONT_DEMIBOLD = 63,//QFont::DemiBold,
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CV_FONT_BOLD = 75,//QFont::Bold,
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CV_FONT_BLACK = 87 //QFont::Black
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};
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enum { CV_STYLE_NORMAL = 0,//QFont::StyleNormal,
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CV_STYLE_ITALIC = 1,//QFont::StyleItalic,
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CV_STYLE_OBLIQUE = 2 //QFont::StyleOblique
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};
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/* ---------*/
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//for color cvScalar(blue_component, green_component, red_component[, alpha_component])
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//and alpha= 0 <-> 0xFF (not transparent <-> transparent)
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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));
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CVAPI(void) cvAddText(const CvArr* img, const char* text, CvPoint org, CvFont *arg2);
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CVAPI(void) cvDisplayOverlay(const char* name, const char* text, int delayms CV_DEFAULT(0));
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CVAPI(void) cvDisplayStatusBar(const char* name, const char* text, int delayms CV_DEFAULT(0));
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CVAPI(void) cvSaveWindowParameters(const char* name);
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CVAPI(void) cvLoadWindowParameters(const char* name);
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CVAPI(int) cvStartLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[]);
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CVAPI(void) cvStopLoop( void );
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typedef void (CV_CDECL *CvButtonCallback)(int state, void* userdata);
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enum {CV_PUSH_BUTTON = 0, CV_CHECKBOX = 1, CV_RADIOBOX = 2};
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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));
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//----------------------
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/* this function is used to set some external parameters in case of X Window */
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CVAPI(int) cvInitSystem( int argc, char** argv );
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CVAPI(int) cvStartWindowThread( void );
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// --------- YV ---------
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enum
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{
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//These 3 flags are used by cvSet/GetWindowProperty
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CV_WND_PROP_FULLSCREEN = 0, //to change/get window's fullscreen property
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CV_WND_PROP_AUTOSIZE = 1, //to change/get window's autosize property
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CV_WND_PROP_ASPECTRATIO= 2, //to change/get window's aspectratio property
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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
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CV_WINDOW_NORMAL = 0x00000000, //the user can resize the window (no constraint) / also use to switch a fullscreen window to a normal size
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CV_WINDOW_AUTOSIZE = 0x00000001, //the user cannot resize the window, the size is constrainted by the image displayed
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CV_WINDOW_OPENGL = 0x00001000, //window with opengl support
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//Those flags are only for Qt
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CV_GUI_EXPANDED = 0x00000000, //status bar and tool bar
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CV_GUI_NORMAL = 0x00000010, //old fashious way
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//These 3 flags are used by cvNamedWindow and cvSet/GetWindowProperty
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CV_WINDOW_FULLSCREEN = 1,//change the window to fullscreen
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CV_WINDOW_FREERATIO = 0x00000100,//the image expends as much as it can (no ratio constraint)
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CV_WINDOW_KEEPRATIO = 0x00000000//the ration image is respected.
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};
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/* create window */
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CVAPI(int) cvNamedWindow( const char* name, int flags CV_DEFAULT(CV_WINDOW_AUTOSIZE) );
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/* Set and Get Property of the window */
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CVAPI(void) cvSetWindowProperty(const char* name, int prop_id, double prop_value);
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CVAPI(double) cvGetWindowProperty(const char* name, int prop_id);
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/* display image within window (highgui windows remember their content) */
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CVAPI(void) cvShowImage( const char* name, const CvArr* image );
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/* resize/move window */
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CVAPI(void) cvResizeWindow( const char* name, int width, int height );
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CVAPI(void) cvMoveWindow( const char* name, int x, int y );
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/* destroy window and all the trackers associated with it */
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CVAPI(void) cvDestroyWindow( const char* name );
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CVAPI(void) cvDestroyAllWindows(void);
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/* get native window handle (HWND in case of Win32 and Widget in case of X Window) */
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CVAPI(void*) cvGetWindowHandle( const char* name );
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/* get name of highgui window given its native handle */
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CVAPI(const char*) cvGetWindowName( void* window_handle );
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typedef void (CV_CDECL *CvTrackbarCallback)(int pos);
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/* create trackbar and display it on top of given window, set callback */
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CVAPI(int) cvCreateTrackbar( const char* trackbar_name, const char* window_name,
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int* value, int count, CvTrackbarCallback on_change CV_DEFAULT(NULL));
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typedef void (CV_CDECL *CvTrackbarCallback2)(int pos, void* userdata);
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CVAPI(int) cvCreateTrackbar2( const char* trackbar_name, const char* window_name,
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int* value, int count, CvTrackbarCallback2 on_change,
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void* userdata CV_DEFAULT(0));
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/* retrieve or set trackbar position */
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CVAPI(int) cvGetTrackbarPos( const char* trackbar_name, const char* window_name );
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CVAPI(void) cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int pos );
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CVAPI(void) cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval);
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CVAPI(void) cvSetTrackbarMin(const char* trackbar_name, const char* window_name, int minval);
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enum
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{
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CV_EVENT_MOUSEMOVE =0,
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CV_EVENT_LBUTTONDOWN =1,
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CV_EVENT_RBUTTONDOWN =2,
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CV_EVENT_MBUTTONDOWN =3,
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CV_EVENT_LBUTTONUP =4,
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CV_EVENT_RBUTTONUP =5,
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CV_EVENT_MBUTTONUP =6,
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CV_EVENT_LBUTTONDBLCLK =7,
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CV_EVENT_RBUTTONDBLCLK =8,
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CV_EVENT_MBUTTONDBLCLK =9,
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CV_EVENT_MOUSEWHEEL =10,
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CV_EVENT_MOUSEHWHEEL =11
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};
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enum
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{
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CV_EVENT_FLAG_LBUTTON =1,
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CV_EVENT_FLAG_RBUTTON =2,
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CV_EVENT_FLAG_MBUTTON =4,
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CV_EVENT_FLAG_CTRLKEY =8,
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CV_EVENT_FLAG_SHIFTKEY =16,
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CV_EVENT_FLAG_ALTKEY =32
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};
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#define CV_GET_WHEEL_DELTA(flags) ((short)((flags >> 16) & 0xffff)) // upper 16 bits
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typedef void (CV_CDECL *CvMouseCallback )(int event, int x, int y, int flags, void* param);
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/* assign callback for mouse events */
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CVAPI(void) cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse,
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void* param CV_DEFAULT(NULL));
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/* wait for key event infinitely (delay<=0) or for "delay" milliseconds */
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CVAPI(int) cvWaitKey(int delay CV_DEFAULT(0));
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// OpenGL support
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typedef void (CV_CDECL *CvOpenGlDrawCallback)(void* userdata);
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CVAPI(void) cvSetOpenGlDrawCallback(const char* window_name, CvOpenGlDrawCallback callback, void* userdata CV_DEFAULT(NULL));
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CVAPI(void) cvSetOpenGlContext(const char* window_name);
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CVAPI(void) cvUpdateWindow(const char* window_name);
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/****************************************************************************************\
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* Obsolete functions/synonyms *
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\****************************************************************************************/
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#define cvAddSearchPath(path)
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#define cvvInitSystem cvInitSystem
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#define cvvNamedWindow cvNamedWindow
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#define cvvShowImage cvShowImage
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#define cvvResizeWindow cvResizeWindow
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#define cvvDestroyWindow cvDestroyWindow
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#define cvvCreateTrackbar cvCreateTrackbar
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#define cvvAddSearchPath cvAddSearchPath
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#define cvvWaitKey(name) cvWaitKey(0)
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#define cvvWaitKeyEx(name,delay) cvWaitKey(delay)
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#define HG_AUTOSIZE CV_WINDOW_AUTOSIZE
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#define set_preprocess_func cvSetPreprocessFuncWin32
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#define set_postprocess_func cvSetPostprocessFuncWin32
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#if defined _WIN32
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CVAPI(void) cvSetPreprocessFuncWin32_(const void* callback);
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CVAPI(void) cvSetPostprocessFuncWin32_(const void* callback);
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#define cvSetPreprocessFuncWin32(callback) cvSetPreprocessFuncWin32_((const void*)(callback))
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#define cvSetPostprocessFuncWin32(callback) cvSetPostprocessFuncWin32_((const void*)(callback))
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#endif
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/** @} highgui_c */
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#ifdef __cplusplus
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}
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#endif
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#endif
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