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working on QT change/get win property (stylesheet for cvTrackBar fixed !!!)

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This commit is contained in:
Yannick Verdie 2010-06-12 16:36:46 +00:00
parent d264907fd6
commit 9eea2a5fe6
7 changed files with 125 additions and 132 deletions
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3
modules/highgui/CMakeLists.txt
View File

@ -59,6 +59,7 @@ set(highgui_srcs
set(highgui_hdrs src/precomp.hpp src/utils.hpp)
#YV
set(lib_hdr_names highgui_c.h highgui.hpp)
set(highgui_ext_hdrs)
foreach(h ${lib_hdr_names})
@ -73,7 +74,7 @@ if(WIN32)
#SET(QT_USE_QTXML 1)
INCLUDE(${QT_USE_FILE})
SET(_MOC_HEADERS src/window_QT.h)
SET(_MOC_HEADERS src/window_QT.h )
QT4_WRAP_CPP(_MOC_OUTFILES ${_MOC_HEADERS})
set(HIGHGUI_LIBRARIES ${HIGHGUI_LIBRARIES} ${QT_LIBRARIES})

6
modules/highgui/include/opencv2/highgui/highgui.hpp
View File

@ -56,6 +56,12 @@ namespace cv
enum { WINDOW_AUTOSIZE=1 };
//YV
//-----------New for QT
//CV_EXPORTS void information(const string& name, const string& text, int delayms);
//------------
CV_EXPORTS void namedWindow( const string& winname, int flags CV_DEFAULT(WINDOW_AUTOSIZE) );
CV_EXPORTS void destroyWindow( const string& winname );
CV_EXPORTS int startWindowThread();

19
modules/highgui/include/opencv2/highgui/highgui_c.h
View File

@ -56,6 +56,11 @@ extern "C" {
/****************************************************************************************\
* Basic GUI functions *
\****************************************************************************************/
//YV
//-----------New for QT
//CVAPI(void) cvInformation(const char* name, const char* text, int delayms);
//----------------------
/* this function is used to set some external parameters in case of X Window */
CVAPI(int) cvInitSystem( int argc, char** argv );
@ -76,10 +81,13 @@ enum
CV_WINDOW_FULLSCREEN = 1
};
/* 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);
CVAPI(void) cvInformation(const char* name, const char* text, int delayms);
/* display image within window (highgui windows remember their content) */
CVAPI(void) cvShowImage( const char* name, const CvArr* image );
@ -200,17 +208,8 @@ CVAPI(void) cvConvertImage( const CvArr* src, CvArr* dst, int flags CV_DEFAULT(0
/* wait for key event infinitely (delay<=0) or for "delay" milliseconds */
CVAPI(int) cvWaitKey(int delay CV_DEFAULT(0));
//YV
#if defined (HAVE_QT)
class CvWindow;
class ViewPort;
struct CvTrackbar;
void cvInformation(const char* name, const char* text, int delay);
CVAPI(int) cvStartLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char *argv[]);
CVAPI(void) cvStopLoop();
CVAPI(void) cvInformation(const char* name, const char* text, int delay);
CvTrackbar* icvFindTrackbarByName( const char* name_trackbar, const char* name_window );
#endif
/****************************************************************************************\
* Working with Video Files and Cameras *

12
modules/highgui/src/precomp.hpp
View File

@ -171,6 +171,18 @@ void cvChangeMode_GTK(const char* name, double prop_value);
void cvChangeMode_CARBON(const char* name, double prop_value);
void cvChangeMode_QT(const char* name, double prop_value);
//#if defined (HAVE_QT)
//class CvWindow;
//class ViewPort;
//struct CvTrackbar;
////new functions available to the users
//#include "highgui_QT_extension.h"
////new functions hidden to the users
//CvTrackbar* icvFindTrackbarByName( const char* name_trackbar, const char* name_window );
//#endif
/*namespace cv
{

7
modules/highgui/src/window.cpp
View File

@ -131,6 +131,13 @@ double getWindowProperty(const string& winname, int prop_id)
return cvGetWindowProperty(winname.c_str(),prop_id);
}
/*
void information(const string& name, const string& text, int delayms)
{
cvInformation(name.c_str(),text.c_str(), delayms);
}
* */
void imshow( const string& winname, const Mat& img )
{
CvMat _img = img;

171
modules/highgui/src/window_QT.cpp
View File

@ -53,29 +53,46 @@ QWaitCondition key_pressed;
QMutex mutexKey;
//end static and global
//end declaration
void cvChangeMode_QT(const char* name, double prop_value)
{
//CV_WINDOW_NORMAL or CV_WINDOW_FULLSCREEN
QMetaObject::invokeMethod(&guiMainThread,
"toggleFullScreen",
Qt::AutoConnection,
Q_ARG(QString, QString(name)),
Q_ARG(double, prop_value));
}
double cvGetMode_QT(const char* name)
{
double result;
return 0;
QMetaObject::invokeMethod(&guiMainThread,
"isFullScreen",
Qt::AutoConnection,
Q_RETURN_ARG(double, result),
Q_ARG(QString, QString(name)));
return result;
}
CV_IMPL void cvInformation(const char* name, const char* text, int delayms)
{
QMetaObject::invokeMethod(&guiMainThread,
"displayInfo",
Qt::AutoConnection,
//Qt::DirectConnection,
Q_ARG(QString, QString(name)),
Q_ARG(QString, QString(text)),
Q_ARG(int, delayms));
}
CV_IMPL int cvWaitKey( int arg )
{
CV_FUNCNAME( "cvWaitKey" );
int result = -1;
__BEGIN__;
unsigned long delayms;//in milliseconds
if (arg<=0)
delayms = ULONG_MAX;
@ -125,20 +142,18 @@ CV_IMPL int cvWaitKey( int arg )
guiMainThread._bTimeOut = false;
}
__END__;
return result;
}
CV_IMPL int cvStartLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[])
int cvStartLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[])
{
multiThreads = true;
QFuture<int> future = QtConcurrent::run(pt2Func,argc,argv);
return guiMainThread.start();
}
CV_IMPL void cvStopLoop()
void cvStopLoop()
{
qApp->exit();
}
@ -147,12 +162,8 @@ CV_IMPL void cvStopLoop()
CV_IMPL CvWindow* icvFindWindowByName( const char* arg )
{
CV_FUNCNAME( "icvFindWindowByName" );
QPointer<CvWindow> window = NULL;
__BEGIN__;
if( !arg )
CV_Error( CV_StsNullPtr, "NULL name string" );
@ -168,19 +179,14 @@ CV_IMPL CvWindow* icvFindWindowByName( const char* arg )
}
}
__END__;
return window;
}
CV_IMPL CvTrackbar* icvFindTrackbarByName( const char* name_trackbar, const char* name_window )
CvTrackbar* icvFindTrackbarByName( const char* name_trackbar, const char* name_window )
{
CV_FUNCNAME( "icvFindTrackbarByName" );
QPointer<CvTrackbar> result = NULL;
__BEGIN__;
QPointer<CvWindow> w = icvFindWindowByName( name_window );
if( !w )
@ -200,15 +206,11 @@ CV_IMPL CvTrackbar* icvFindTrackbarByName( const char* name_trackbar, const char
}
}
__END__;
return result;
}
CV_IMPL int cvNamedWindow( const char* name, int flags )
{
CV_FUNCNAME( "cvNamedWindow" );
__BEGIN__;
if (multiThreads)
QMetaObject::invokeMethod(&guiMainThread,
@ -222,30 +224,12 @@ CV_IMPL int cvNamedWindow( const char* name, int flags )
else
guiMainThread.createWindow(QString(name),flags);
__END__;
return 1;//Dummy value
}
CV_IMPL void cvInformation(const char* name, const char* text, int delayms)
{
CV_FUNCNAME( "cvInformation" );
__BEGIN__;
QMetaObject::invokeMethod(&guiMainThread,
"displayInfo",
Qt::AutoConnection,
Q_ARG(QString, QString(name)),
Q_ARG(QString, QString(text)),
Q_ARG(int, delayms));
__END__;
}
CV_IMPL int icvInitSystem( int argc, char** argv )
{
CV_FUNCNAME( "icvInitSystem" );
__BEGIN__;
static int wasInitialized = 0;
@ -258,15 +242,11 @@ CV_IMPL int icvInitSystem( int argc, char** argv )
qDebug()<<"init done"<<endl;
}
__END__;
return 0;
}
CV_IMPL void cvDestroyWindow( const char* name )
{
CV_FUNCNAME( "cvDestroyWindow" );
__BEGIN__;
QMetaObject::invokeMethod(&guiMainThread,
"destroyWindow",
@ -274,16 +254,11 @@ CV_IMPL void cvDestroyWindow( const char* name )
Qt::AutoConnection,
Q_ARG(QString, QString(name))
);
__END__;
}
CV_IMPL void cvDestroyAllWindows(void)
{
CV_FUNCNAME( "cvDestroyAllWindows" );
__BEGIN__;
QMetaObject::invokeMethod(&guiMainThread,
"destroyAllWindow",
@ -291,40 +266,28 @@ CV_IMPL void cvDestroyAllWindows(void)
Qt::AutoConnection
);
__END__;
}
CV_IMPL void* cvGetWindowHandle( const char* name )
{
CV_FUNCNAME( "cvGetWindowHandle" );
__BEGIN__;
if( !name )
CV_Error( CV_StsNullPtr, "NULL name string" );
__END__;
return (void*) icvFindWindowByName( name );
}
CV_IMPL const char* cvGetWindowName( void* window_handle )
{
CV_FUNCNAME( "cvGetWindowName" );
__BEGIN__;
if( !window_handle )
CV_Error( CV_StsNullPtr, "NULL window handler" );
__END__;
return ((CvWindow*)window_handle)->windowTitle().toLatin1().data();
}
CV_IMPL void cvMoveWindow( const char* name, int x, int y )
{
CV_FUNCNAME( "cvMoveWindow" );
__BEGIN__;
QMetaObject::invokeMethod(&guiMainThread,
"moveWindow",
@ -335,16 +298,11 @@ CV_IMPL void cvMoveWindow( const char* name, int x, int y )
Q_ARG(int, y)
);
__END__;
}
CV_IMPL void cvResizeWindow(const char* name, int width, int height )
{
CV_FUNCNAME( "cvResizeWindow" );
__BEGIN__;
QMetaObject::invokeMethod(&guiMainThread,
"resizeWindow",
//Qt::BlockingQueuedConnection,
@ -354,8 +312,6 @@ CV_IMPL void cvResizeWindow(const char* name, int width, int height )
Q_ARG(int, height)
);
__END__;
}
CV_IMPL int cvCreateTrackbar2( const char* trackbar_name, const char* window_name, int* val, int count, CvTrackbarCallback2 on_notify, void* userdata )
@ -371,9 +327,6 @@ CV_IMPL int cvStartWindowThread()
CV_IMPL int cvCreateTrackbar( const char* trackbar_name, const char* window_name, int* value, int count, CvTrackbarCallback on_change)
{
CV_FUNCNAME( "cvCreateTrackbar" );
__BEGIN__;
if (multiThreads)
QMetaObject::invokeMethod(&guiMainThread,
@ -388,48 +341,34 @@ CV_IMPL int cvCreateTrackbar( const char* trackbar_name, const char* window_name
else
guiMainThread.addSlider(QString(trackbar_name),QString(window_name),(void*)value,count,(void*)on_change);
__END__;
return 1;//demmy value
}
CV_IMPL int cvGetTrackbarPos( const char* trackbar_name, const char* window_name )
{
CV_FUNCNAME( "cvGetTrackbarPos" );
int result = -1;
__BEGIN__;
QPointer<CvTrackbar> t = icvFindTrackbarByName( trackbar_name, window_name );
if (t)
result = t->slider->value();
__END__;
return result;
}
CV_IMPL void cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int pos )
{
CV_FUNCNAME( "cvSetTrackbarPos" );
__BEGIN__;
QPointer<CvTrackbar> t = icvFindTrackbarByName( trackbar_name, window_name );
if (t)
t->slider->setValue(pos);
__END__;
}
/* assign callback for mouse events */
CV_IMPL void cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse,void* param )
{
CV_FUNCNAME( "cvSetMouseCallback" );
__BEGIN__;
QPointer<CvWindow> w = icvFindWindowByName( window_name );
if (!w)
@ -437,26 +376,18 @@ CV_IMPL void cvSetMouseCallback( const char* window_name, CvMouseCallback on_mou
w->setMouseCallBack(on_mouse, param);
__END__;
}
CV_IMPL void cvShowImage( const char* name, const CvArr* arr )
{
CV_FUNCNAME( "cvShowImage" );
__BEGIN__;
//objects were created in GUI thread, so not using invoke method here should be fine
guiMainThread.showImage(QString(name), (void*) arr);
// QMetaObject::invokeMethod(&guiMainThread,
// "showImage",
// //Qt::BlockingQueuedConnection,
// Qt::AutoConnection,
// Q_ARG(QString, QString(name)),
// Q_ARG(void*, (void*)arr)
// );
__END__;
QMetaObject::invokeMethod(&guiMainThread,
"showImage",
//Qt::BlockingQueuedConnection,
Qt::DirectConnection,
Q_ARG(QString, QString(name)),
Q_ARG(void*, (void*)arr)
);
}
@ -465,6 +396,7 @@ CV_IMPL void cvShowImage( const char* name, const CvArr* arr )
//----------OBJECT----------------
GuiReceiver::GuiReceiver() : _bTimeOut(false)
@ -473,6 +405,35 @@ GuiReceiver::GuiReceiver() : _bTimeOut(false)
qApp->setQuitOnLastWindowClosed ( false );//maybe the user would like to access this setting
}
double GuiReceiver::isFullScreen(QString name)
{
QPointer<CvWindow> w = icvFindWindowByName( name.toLatin1().data() );
if (!w)
return -1;
if (w->isFullScreen())
return CV_WINDOW_FULLSCREEN;
else
return CV_WINDOW_NORMAL;
}
//accept CV_WINDOW_NORMAL or CV_WINDOW_FULLSCREEN
void GuiReceiver::toggleFullScreen(QString name, double flags )
{
QPointer<CvWindow> w = icvFindWindowByName( name.toLatin1().data() );
if (!w)
return;
if (w->isFullScreen() && flags == CV_WINDOW_NORMAL)
w->showNormal();
if (!w->isFullScreen() && flags == CV_WINDOW_FULLSCREEN)
w->showFullScreen();
}
void GuiReceiver::createWindow( QString name, int flags )
{
if (!qApp)

15
modules/highgui/src/window_QT.h
View File

@ -37,6 +37,9 @@
//the use of this software, even if advised of the possibility of such damage.
//--------------------Google Code 2010 -- Yannick Verdie--------------------//
#ifndef __OPENCV_HIGHGUI_QT_H__
#define __OPENCV_HIGHGUI_QT_H__
#include "precomp.hpp"
@ -63,15 +66,15 @@
#include <QLabel>
#include <QIODevice>
//Macro here
#define CV_MODE_NORMAL 0
#define CV_MODE_OPENGL 1
//end macro
//Here declare everything
//need a .h to allow QT to use MOC (in order to use signal, slots, etc)
class CvWindow;
class ViewPort;
//class CvTrackbar;
class GuiReceiver : public QObject
{
@ -95,6 +98,8 @@ public slots:
void displayInfo( QString name, QString text, int delayms );
void refreshEvents();
void timeOut();
void toggleFullScreen(QString name, double flags );
double isFullScreen(QString name);
};
class CvTrackbar : public QHBoxLayout
@ -263,3 +268,5 @@ static const QString str_Trackbar_css = QString("")
+ "border: 1px solid #aaa;"
+ "border-radius: 4px;"
+ "}";
#endif