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Code Issues Releases Activity

Cleanup of dials plugin, signal disconnect should now work properly and the overall gadget should be more robust when changing the dial multiple times during a session.

Browse Source 
git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@675 ebee16cc-31ac-478f-84a7-5cbb03baadba
This commit is contained in:
edouard 2010-05-27 22:14:18 +00:00 committed by edouard
parent 838f312309
commit 9e76bcca1b
2 changed files with 28 additions and 10 deletions
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34
ground/src/plugins/airspeed/airspeedgadgetwidget.cpp
View File

@ -47,6 +47,9 @@ AirspeedGadgetWidget::AirspeedGadgetWidget(QWidget *parent) : QGraphicsView(pare
needle1Value = 0;
needle2Value = 0;
obj1 = NULL;
obj2 = NULL;
// This timer mechanism makes needles rotate smoothly
connect(&dialTimer, SIGNAL(timeout()), this, SLOT(rotateNeedles()));
dialTimer.start(30);
@ -68,8 +71,10 @@ AirspeedGadgetWidget::~AirspeedGadgetWidget()
\brief Connects the widget to the relevant UAVObjects
*/
void AirspeedGadgetWidget::connectNeedles(QString object1, QString nfield1, QString object2, QString nfield2 ) {
disconnect(0,0,this,SLOT(updateNeedle1(UAVObject*)));
disconnect(0,0,this,SLOT(updateNeedle2(UAVObject*)));
if (obj1 != NULL)
disconnect(obj1,SIGNAL(objectUpdated(UAVObject*)),this,SLOT(updateNeedle1(UAVObject*)));
if (obj2 != NULL)
disconnect(obj2,SIGNAL(objectUpdated(UAVObject*)),this,SLOT(updateNeedle2(UAVObject*)));
ExtensionSystem::PluginManager *pm = ExtensionSystem::PluginManager::instance();
UAVObjectManager *objManager = pm->getObject<UAVObjectManager>();
std::cout << "Connect needles - " << object1.toStdString() << "-"<< nfield1.toStdString() << " - " <<
@ -111,7 +116,7 @@ void AirspeedGadgetWidget::updateNeedle1(UAVObject *object1) {
} else {
std::cout << "Wrong field, maybe an issue with object disconnection ?" << std::endl;
}
std::cout << "Update Needle 1" << std::endl;
std::cout << "Update Needle 1 with value of field " << field1.toStdString() << std::endl;
}
/*!
@ -119,7 +124,11 @@ void AirspeedGadgetWidget::updateNeedle1(UAVObject *object1) {
*/
void AirspeedGadgetWidget::updateNeedle2(UAVObject *object2) {
UAVObjectField* field = object2->getField(field2);
if (field) {
setNeedle2(field->getDouble());
} else {
std::cout << "Wrong field, maybe an issue with object disconnection ?" << std::endl;
}
}
void AirspeedGadgetWidget::setDialFile(QString dfn, QString bg, QString fg, QString n1, QString n2)
@ -131,6 +140,7 @@ void AirspeedGadgetWidget::setDialFile(QString dfn, QString bg, QString fg, QStr
{
fgenabled = false;
n2enabled = false;
QGraphicsScene *l_scene = scene();
m_background->setSharedRenderer(m_renderer);
m_background->setElementId(bg);
@ -140,19 +150,29 @@ void AirspeedGadgetWidget::setDialFile(QString dfn, QString bg, QString fg, QStr
if (m_renderer->elementExists(fg)) {
m_foreground->setSharedRenderer(m_renderer);
m_foreground->setElementId(fg);
if (!l_scene->items().contains(m_foreground))
l_scene->addItem(m_foreground);
fgenabled = true;
} else {
if (l_scene->items().contains(m_foreground))
l_scene->removeItem(m_foreground);
fgenabled = false;
}
if (m_renderer->elementExists(n2)) {
m_needle2->setSharedRenderer(m_renderer);
m_needle2->setElementId(n2);
if (!l_scene->items().contains(m_needle2))
l_scene->addItem(m_needle2);
n2enabled = true;
} else {
if (l_scene->items().contains(m_needle2))
l_scene->removeItem(m_needle2);
n2enabled = false;
}
std::cout<<"Dial file loaded ("<< dfn.toStdString() << ")" << std::endl;
QGraphicsScene *l_scene = scene();
// std::cout<<"Dial file loaded ("<< dfn.toStdString() << ")" << std::endl;
l_scene->setSceneRect(m_background->boundingRect());
}
}
else
@ -162,7 +182,7 @@ void AirspeedGadgetWidget::setDialFile(QString dfn, QString bg, QString fg, QStr
void AirspeedGadgetWidget::paint()
{
QGraphicsScene *l_scene = scene();
l_scene->clear();
l_scene->clear(); // Careful: clear() deletes the objects
l_scene->addItem(m_background);
l_scene->addItem(m_needle1);
l_scene->addItem(m_needle2);

2
ground/src/plugins/airspeed/airspeedgadgetwidget.h
View File

@ -64,8 +64,6 @@ public slots:
void updateNeedle1(UAVObject *object1); // Called by the UAVObject
void updateNeedle2(UAVObject *object2); // Called by the UAVObject
protected:
void paintEvent(QPaintEvent *event);
void resizeEvent(QResizeEvent *event);