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QT new functions:

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- fixed icvFindTrackbar bug
This commit is contained in:
Yannick Verdie 2010-07-16 15:22:07 +00:00
parent 641c2ba83e
commit 9fae7aee5b
2 changed files with 153 additions and 40 deletions
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173
modules/highgui/src/window_QT.cpp
View File

@ -59,7 +59,7 @@ static const unsigned int threshold_zoom_img_region = 15;
CvFont cvFont_Qt(const char* nameFont, int pointSize,CvScalar color,int weight,int style, int spacing)
CV_IMPL CvFont cvFont_Qt(const char* nameFont, int pointSize,CvScalar color,int weight,int style, int spacing)
{
/*
@ -81,7 +81,7 @@ CvFont cvFont_Qt(const char* nameFont, int pointSize,CvScalar color,int weight,i
void cvAddText( CvArr* img, const char* text, CvPoint org, CvFont* font)
CV_IMPL void cvAddText( CvArr* img, const char* text, CvPoint org, CvFont* font)
{
QMetaObject::invokeMethod(&guiMainThread,
"putText",
@ -155,7 +155,7 @@ double cvGetModeWindow_QT(const char* name)
return result;
}
void cvDisplayOverlay(const char* name, const char* text, int delayms)
CV_IMPL void cvDisplayOverlay(const char* name, const char* text, int delayms)
{
QMetaObject::invokeMethod(&guiMainThread,
@ -168,7 +168,7 @@ void cvDisplayOverlay(const char* name, const char* text, int delayms)
}
void cvSaveWindowParameters(const char* name)
CV_IMPL void cvSaveWindowParameters(const char* name)
{
QMetaObject::invokeMethod(&guiMainThread,
"saveWindowParameters",
@ -176,7 +176,7 @@ void cvSaveWindowParameters(const char* name)
Q_ARG(QString, QString(name)));
}
void cvLoadWindowParameters(const char* name)
CV_IMPL void cvLoadWindowParameters(const char* name)
{
QMetaObject::invokeMethod(&guiMainThread,
"loadWindowParameters",
@ -184,7 +184,7 @@ void cvLoadWindowParameters(const char* name)
Q_ARG(QString, QString(name)));
}
void cvDisplayStatusBar(const char* name, const char* text, int delayms)
CV_IMPL void cvDisplayStatusBar(const char* name, const char* text, int delayms)
{
QMetaObject::invokeMethod(&guiMainThread,
@ -197,12 +197,12 @@ void cvDisplayStatusBar(const char* name, const char* text, int delayms)
}
int cvInitSystem( int, char** )
CV_IMPL int cvInitSystem( int, char** )
{
return 0;
}
int cvWaitKey( int arg )
CV_IMPL int cvWaitKey( int arg )
{
int result = -1;
@ -279,20 +279,20 @@ int cvWaitKey( int arg )
//Yannick Verdie
//This function is experimental and some functions (such as cvSet/getWindowProperty will not work)
//We recommend not using this function for now
int cvStartLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[])
CV_IMPL 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();
}
void cvStopLoop()
CV_IMPL void cvStopLoop()
{
qApp->exit();
}
CvWindow* icvFindWindowByName( const char* arg )
CV_IMPL CvWindow* icvFindWindowByName( const char* arg )
{
QPointer<CvWindow> window = NULL;
@ -332,6 +332,58 @@ CvTrackbar* icvFindTrackbarByName( const char* name_trackbar, const char* name_w
QString nameQt = QString(name_trackbar);
QPointer<CvTrackbar> t;
int start_index;
int stop_index;
QPointer<QLayout> myLayout;
if (w->param_gui_mode == CV_GUI_NORMAL)
{
myLayout = w->myLayout;
start_index = 1;
if (w->myToolBar)
start_index = 2;
//Warning ---- , asume the location 0 is toolbar, 1 is myview and max-1 the status bar
//done three times in the code, in loadtrackbars, savetrackbar and in findtrackbar
stop_index = myLayout->layout()->count()-1;
}
if (w->param_gui_mode == CV_GUI_EXPANDED)
{
myLayout = w->getWinProp()->myLayout;
start_index = 0;
stop_index = myLayout->layout()->count();
}
for (int i = start_index; i < stop_index; ++i)
{
t = (CvTrackbar*) myLayout->layout()->itemAt(i);
if (t->trackbar_name==nameQt)
{
result = t;
break;
}
}
return result;
}
/*
CvTrackbar* icvFindButtonbarByName( const char* name_Buttonbar, const char* name_window )
{
QPointer<CvButtonbar> result = NULL;
QPointer<CvWindow> w = icvFindWindowByName( name_window );
if( !w )
CV_Error( CV_StsNullPtr, "NULL window handler" );
QString nameQt = QString(name_Buttonbar);
QPointer<CvButtonbar> t;
int start_index = 1;
if (w->myToolBar)
start_index = 2;
@ -348,7 +400,7 @@ CvTrackbar* icvFindTrackbarByName( const char* name_trackbar, const char* name_w
}
return result;
}
}*/
int icvInitSystem()
{
@ -370,7 +422,7 @@ int icvInitSystem()
return 0;
}
int cvNamedWindow( const char* name, int flags )
CV_IMPL int cvNamedWindow( const char* name, int flags )
{
if (multiThreads)
@ -388,9 +440,8 @@ int cvNamedWindow( const char* name, int flags )
return 1;//Dummy value
}
void cvDestroyWindow( const char* name )
CV_IMPL void cvDestroyWindow( const char* name )
{
QMetaObject::invokeMethod(&guiMainThread,
"destroyWindow",
//Qt::BlockingQueuedConnection,
@ -399,8 +450,7 @@ void cvDestroyWindow( const char* name )
);
}
void cvDestroyAllWindows(void)
CV_IMPL void cvDestroyAllWindows(void)
{
QMetaObject::invokeMethod(&guiMainThread,
@ -411,7 +461,7 @@ void cvDestroyAllWindows(void)
}
void* cvGetWindowHandle( const char* name )
CV_IMPL void* cvGetWindowHandle( const char* name )
{
if( !name )
CV_Error( CV_StsNullPtr, "NULL name string" );
@ -419,7 +469,7 @@ void* cvGetWindowHandle( const char* name )
return (void*) icvFindWindowByName( name );
}
const char* cvGetWindowName( void* window_handle )
CV_IMPL const char* cvGetWindowName( void* window_handle )
{
if( !window_handle )
@ -428,7 +478,7 @@ const char* cvGetWindowName( void* window_handle )
return ((CvWindow*)window_handle)->windowTitle().toLatin1().data();
}
void cvMoveWindow( const char* name, int x, int y )
CV_IMPL void cvMoveWindow( const char* name, int x, int y )
{
@ -443,7 +493,7 @@ void cvMoveWindow( const char* name, int x, int y )
}
void cvResizeWindow(const char* name, int width, int height )
CV_IMPL void cvResizeWindow(const char* name, int width, int height )
{
QMetaObject::invokeMethod(&guiMainThread,
@ -457,18 +507,18 @@ void cvResizeWindow(const char* name, int width, int height )
}
int cvCreateTrackbar2( const char* trackbar_name, const char* window_name, int* val, int count, CvTrackbarCallback2 on_notify, void* userdata )
//TODO: implement the real one, not a wrapper
CV_IMPL int cvCreateTrackbar2( const char* trackbar_name, const char* window_name, int* val, int count, CvTrackbarCallback2 on_notify, void* userdata )
{
//TODO: implement the real one, not a wrapper
return cvCreateTrackbar( trackbar_name, window_name, val, count, (CvTrackbarCallback)on_notify );
}
int cvStartWindowThread()
CV_IMPL int cvStartWindowThread()
{
return 0;
}
int cvCreateTrackbar( const char* trackbar_name, const char* window_name, int* value, int count, CvTrackbarCallback on_change)
CV_IMPL int cvCreateTrackbar( const char* trackbar_name, const char* window_name, int* value, int count, CvTrackbarCallback on_change)
{
if (multiThreads)
@ -487,7 +537,7 @@ int cvCreateTrackbar( const char* trackbar_name, const char* window_name, int* v
return 1;//dummy value
}
void cvCreateOpenGLCallback( const char* window_name, CvOpenGLCallback callbackOpenGL, void* userdata)
CV_IMPL void cvCreateOpenGLCallback( const char* window_name, CvOpenGLCallback callbackOpenGL, void* userdata)
{
QMetaObject::invokeMethod(&guiMainThread,
"setOpenGLCallback",
@ -498,7 +548,7 @@ void cvCreateOpenGLCallback( const char* window_name, CvOpenGLCallback callbackO
);
}
int cvGetTrackbarPos( const char* trackbar_name, const char* window_name )
CV_IMPL int cvGetTrackbarPos( const char* trackbar_name, const char* window_name )
{
int result = -1;
@ -510,7 +560,7 @@ int cvGetTrackbarPos( const char* trackbar_name, const char* window_name )
return result;
}
void cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int pos )
CV_IMPL void cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int pos )
{
QPointer<CvTrackbar> t = icvFindTrackbarByName( trackbar_name, window_name );
@ -521,7 +571,7 @@ void cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int p
}
/* assign callback for mouse events */
void cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse,void* param )
CV_IMPL void cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse,void* param )
{
QPointer<CvWindow> w = icvFindWindowByName( window_name );
@ -532,7 +582,7 @@ void cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse,void*
}
void cvShowImage( const char* name, const CvArr* arr )
CV_IMPL void cvShowImage( const char* name, const CvArr* arr )
{
QMetaObject::invokeMethod(&guiMainThread,
@ -689,10 +739,18 @@ void GuiReceiver::toggleFullScreen(QString name, double flags )
return;
if (w->isFullScreen() && flags == CV_WINDOW_NORMAL)
{
w->showTools();
w->showNormal();
return;
}
if (!w->isFullScreen() && flags == CV_WINDOW_FULLSCREEN)
{
w->hideTools();
w->showFullScreen();
return;
}
}
@ -729,7 +787,8 @@ void GuiReceiver::displayStatusBar( QString name, QString text, int delayms )
QPointer<CvWindow> w = icvFindWindowByName( name.toLatin1().data() );
if (w && delayms > 0)
w->displayStatusBar(text,delayms);
if (w->myStatusBar)//if statusbar was created
w->displayStatusBar(text,delayms);
}
void GuiReceiver::showImage(QString name, void* arr)
@ -935,6 +994,15 @@ CvTrackbar::~CvTrackbar()
//here CvButtonbar class
/*
CvButtonbar::CvButtonbar()
{
}
*/
//here CvWinProperties class
@ -978,7 +1046,8 @@ void CvWinProperties::showEvent ( QShowEvent * event )
{
move(mypos);
event->accept();
}else{
}
else{
event->ignore();
}
}
@ -986,7 +1055,7 @@ void CvWinProperties::showEvent ( QShowEvent * event )
void CvWinProperties::hideEvent ( QHideEvent * event )
{
QSettings settings("OpenCV2", this->windowTitle());
settings.setValue("pos", pos());
settings.setValue("pos", pos());//there is an offset of 6 pixels (so the window's position is wrong -- why ?)
event->accept();
}
@ -994,7 +1063,8 @@ CvWinProperties::~CvWinProperties()
{
//clear the setting pos
QSettings settings("OpenCV2", this->windowTitle());
settings.clear();
settings.remove("pos");
QLayoutItem *child;
if (myLayout)
@ -1019,7 +1089,7 @@ CvWindow::CvWindow(QString arg, int arg2)
//the first bit is for normal or autoresize
//CV_WINDOW_NORMAL = 0x00000000 and CV_WINDOW_AUTOSIZE = 0x00000001
//the secont bit is for the gui mode (normal or EXPANDED)
//the secont bit is for the gui mode (normal or expanded)
//CV_GUI_EXPANDED = 0x00000000 and CV_GUI_NORMAL = 0x00000010
param_flags = arg2 & 0x0000000F;
param_gui_mode = arg2 & 0x000000F0;
@ -1094,6 +1164,35 @@ CvWindow::~CvWindow()
delete vect_QShortcuts[i];
}
CvWinProperties* CvWindow::getWinProp()
{
return parameters_window;
}
void CvWindow::hideTools()
{
if (myToolBar)
myToolBar->hide();
if (myStatusBar)
myStatusBar->hide();
if (parameters_window)
parameters_window->hide();
}
void CvWindow::showTools()
{
if (myToolBar)
myToolBar->show();
if (myStatusBar)
myStatusBar->show();
//if (parameters_window)
// parameters_window->show();
}
void CvWindow::createParameterWindow()
{
QString name_paraWindow=param_name+" window parameters";
@ -1519,7 +1618,6 @@ void ViewPort::saveView()
}
}
void ViewPort::setRatio(int flags)
{
param_keepRatio = flags;
@ -1890,7 +1988,8 @@ void ViewPort::resizeEvent ( QResizeEvent *event)
//if the toolbar is displayed, avoid drawing myview on top of it
if (centralWidget->myToolBar)
newSize +=QSize(0,centralWidget->myToolBar->height());
if(!centralWidget->myToolBar->isHidden())
newSize +=QSize(0,centralWidget->myToolBar->height());
move(newSize.width(),newSize.height());
}

20
modules/highgui/src/window_QT.h
View File

@ -132,6 +132,17 @@ public slots:
};
/*
protected:
int width, height;
class CvButtonbar : public QButtonGroup
{
Q_OBJECT
public:
CvButtonbar();
};*/
class CvTrackbar : public QHBoxLayout
{
Q_OBJECT
@ -157,7 +168,6 @@ private:
};
class CvWinProperties : public QWidget
{
Q_OBJECT
@ -172,8 +182,6 @@ private:
void hideEvent ( QHideEvent * event ) ;
};
class CvWindow : public QWidget
{
Q_OBJECT
@ -188,7 +196,13 @@ public:
void readSettings();
void writeSettings();
void setOpenGLCallback(CvOpenGLCallback arg1,void* userdata);
void hideTools();
void showTools();
ViewPort* getView();
CvWinProperties* getWinProp();
QPointer<QBoxLayout> myLayout;
QPointer<QStatusBar> myStatusBar;