void UIGraphicsRotatorButton::setToggled(bool fToggled, bool fAnimated /* = true */)
{
/* Not during animation: */
if (isAnimationRunning())
return;
/* Make sure something has changed: */
switch (state())
{
case UIGraphicsRotatorButtonState_Default:
{
if (!fToggled)
return;
break;
}
case UIGraphicsRotatorButtonState_Rotated:
{
if (fToggled)
return;
break;
}
default:
break;
}
/* Should be animated? */
if (fAnimated)
{
/* Rotation start: */
emit sigRotationStart();
emit sigToAnimating();
}
else
{
if (fToggled)
emit sigToRotated();
else
emit sigToDefault();
}
}
UIGraphicsRotatorButton::UIGraphicsRotatorButton(QIGraphicsWidget *pParent,
const QString &strPropertyName,
bool fToggled,
bool fReflected /* = false */,
int iAnimationDuration /* = 300 */)
: UIGraphicsButton(pParent, UIIconPool::iconSet(":/expanding_collapsing_16px.png"))
, m_fReflected(fReflected)
, m_state(fToggled ? UIGraphicsRotatorButtonState_Rotated : UIGraphicsRotatorButtonState_Default)
, m_pAnimationMachine(0)
, m_iAnimationDuration(iAnimationDuration)
, m_pForwardButtonAnimation(0)
, m_pBackwardButtonAnimation(0)
, m_pForwardSubordinateAnimation(0)
, m_pBackwardSubordinateAnimation(0)
{
/* Configure: */
setAutoHandleButtonClick(true);
/* Create state machine: */
m_pAnimationMachine = new QStateMachine(this);
/* Create 'default' state: */
QState *pStateDefault = new QState(m_pAnimationMachine);
pStateDefault->assignProperty(this, "state", QVariant::fromValue(UIGraphicsRotatorButtonState_Default));
pStateDefault->assignProperty(this, "rotation", m_fReflected ? 180 : 0);
/* Create 'animating' state: */
QState *pStateAnimating = new QState(m_pAnimationMachine);
pStateAnimating->assignProperty(this, "state", QVariant::fromValue(UIGraphicsRotatorButtonState_Animating));
/* Create 'rotated' state: */
QState *pStateRotated = new QState(m_pAnimationMachine);
pStateRotated->assignProperty(this, "state", QVariant::fromValue(UIGraphicsRotatorButtonState_Rotated));
pStateRotated->assignProperty(this, "rotation", 90);
/* Forward button animation: */
m_pForwardButtonAnimation = new QPropertyAnimation(this, "rotation", this);
m_pForwardButtonAnimation->setDuration(m_iAnimationDuration);
m_pForwardButtonAnimation->setStartValue(m_fReflected ? 180 : 0);
m_pForwardButtonAnimation->setEndValue(90);
/* Backward button animation: */
m_pBackwardButtonAnimation = new QPropertyAnimation(this, "rotation", this);
m_pBackwardButtonAnimation->setDuration(m_iAnimationDuration);
m_pBackwardButtonAnimation->setStartValue(90);
m_pBackwardButtonAnimation->setEndValue(m_fReflected ? 180 : 0);
/* Forward subordinate animation: */
m_pForwardSubordinateAnimation = new QPropertyAnimation(pParent, strPropertyName.toLatin1(), this);
m_pForwardSubordinateAnimation->setDuration(m_iAnimationDuration);
m_pForwardSubordinateAnimation->setEasingCurve(QEasingCurve::InCubic);
/* Backward subordinate animation: */
m_pBackwardSubordinateAnimation = new QPropertyAnimation(pParent, strPropertyName.toLatin1(), this);
m_pBackwardSubordinateAnimation->setDuration(m_iAnimationDuration);
m_pBackwardSubordinateAnimation->setEasingCurve(QEasingCurve::InCubic);
/* Default => Animating: */
QSignalTransition *pDefaultToAnimating = pStateDefault->addTransition(this, SIGNAL(sigToAnimating()), pStateAnimating);
pDefaultToAnimating->addAnimation(m_pForwardButtonAnimation);
pDefaultToAnimating->addAnimation(m_pForwardSubordinateAnimation);
/* Animating => Rotated: */
connect(m_pForwardButtonAnimation, SIGNAL(finished()), this, SIGNAL(sigToRotated()), Qt::QueuedConnection);
pStateAnimating->addTransition(this, SIGNAL(sigToRotated()), pStateRotated);
/* Rotated => Animating: */
QSignalTransition *pRotatedToAnimating = pStateRotated->addTransition(this, SIGNAL(sigToAnimating()), pStateAnimating);
pRotatedToAnimating->addAnimation(m_pBackwardButtonAnimation);
pRotatedToAnimating->addAnimation(m_pBackwardSubordinateAnimation);
/* Animating => Default: */
connect(m_pBackwardButtonAnimation, SIGNAL(finished()), this, SIGNAL(sigToDefault()), Qt::QueuedConnection);
pStateAnimating->addTransition(this, SIGNAL(sigToDefault()), pStateDefault);
/* Default => Rotated: */
pStateDefault->addTransition(this, SIGNAL(sigToRotated()), pStateRotated);
/* Rotated => Default: */
pStateRotated->addTransition(this, SIGNAL(sigToDefault()), pStateDefault);
/* Initial state is 'default': */
m_pAnimationMachine->setInitialState(!fToggled ? pStateDefault : pStateRotated);
/* Start state-machine: */
m_pAnimationMachine->start();
/* Refresh: */
refresh();
}
