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Code Issues Releases Wiki Activity

Make analyzers use QBasicTimer instead of QTimer

This commit is contained in:
David Sansome 2010-04-27 21:40:28 +00:00
parent f1ff15d2f7
commit d5a3c74043
2 changed files with 17 additions and 8 deletions
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10
src/analyzers/analyzerbase.cpp
View File

@ -49,7 +49,6 @@ Analyzer::Base::Base( QWidget *parent, uint scopeSize )
, m_engine(NULL) , m_engine(NULL)
, m_lastScope(512) , m_lastScope(512)
{ {
connect( &m_timer, SIGNAL( timeout() ), SLOT( update() ) );
} }
void Analyzer::Base::hideEvent(QHideEvent *) { void Analyzer::Base::hideEvent(QHideEvent *) {
@ -57,7 +56,7 @@ void Analyzer::Base::hideEvent(QHideEvent *) {
} }
void Analyzer::Base::showEvent(QShowEvent *) { void Analyzer::Base::showEvent(QShowEvent *) {
m_timer.start(timeout()); m_timer.start(timeout(), this);
} }
void Analyzer::Base::transform( Scope &scope ) //virtual void Analyzer::Base::transform( Scope &scope ) //virtual
@ -217,3 +216,10 @@ Analyzer::initSin( Scope &v, const uint size ) //static
radian += step; radian += step;
} }
} }
void Analyzer::Base::timerEvent(QTimerEvent* e) {
if (e->timerId() != m_timer.timerId())
return;
update();
}

15
src/analyzers/analyzerbase.h
View File

@ -12,7 +12,7 @@
#include "engines/engine_fwd.h" #include "engines/engine_fwd.h"
#include "fht.h" //stack allocated and convenience #include "fht.h" //stack allocated and convenience
#include <QPixmap> //stack allocated and convenience #include <QPixmap> //stack allocated and convenience
#include <QTimer> //stack allocated #include <QBasicTimer> //stack allocated
#include <QWidget> //baseclass #include <QWidget> //baseclass
#include <vector> //included for convenience #include <vector> //included for convenience
@ -51,6 +51,7 @@ protected:
void hideEvent(QHideEvent *); void hideEvent(QHideEvent *);
void showEvent(QShowEvent *); void showEvent(QShowEvent *);
void paintEvent( QPaintEvent* ); void paintEvent( QPaintEvent* );
void timerEvent(QTimerEvent *);
void polishEvent(); void polishEvent();
@ -62,14 +63,16 @@ protected:
virtual void paused(QPainter& p); virtual void paused(QPainter& p);
virtual void demo(QPainter& p); virtual void demo(QPainter& p);
void changeTimeout( uint newTimeout ) void changeTimeout( uint newTimeout ) {
{ m_timeout = newTimeout;
m_timer.setInterval( newTimeout ); if (m_timer.isActive()) {
m_timeout = newTimeout; m_timer.stop();
m_timer.start(m_timeout, this);
}
} }
protected: protected:
QTimer m_timer; QBasicTimer m_timer;
uint m_timeout; uint m_timeout;
FHT *m_fht; FHT *m_fht;
EngineBase* m_engine; EngineBase* m_engine;