KoZoomAction::KoZoomAction( KoZoomMode::Modes zoomModes, const QString& text, QObject *parent)
: QSelectAction(text, parent)
,d(new Private)
{
d->zoomModes = zoomModes;
d->slider = 0;
d->input = 0;
d->specialButtons = 0;
setIcon(koIcon("zoom-original"));
setEditable( true );
setMaxComboViewCount( 15 );
d->sliderLookup[0] = KoZoomMode::minimumZoom();
d->sliderLookup[32] = KoZoomMode::maximumZoom();
int steps = 32;
int halfSteps = steps / 2;
qreal zoomStep = pow(1.0 / KoZoomMode::minimumZoom(), 1.0/halfSteps);
for(int i = 1; i < steps; ++i) {
d->sliderLookup[i] = pow(zoomStep, i - halfSteps);
}
d->effectiveZoom = 1.0;
regenerateItems(d->effectiveZoom, true);
connect( this, SIGNAL( triggered( const QString& ) ), SLOT( triggered( const QString& ) ) );
}
void KisNodeModel::regenerateItems(KisNodeDummy *dummy)
{
const QModelIndex &index = m_d->indexConverter->indexFromDummy(dummy);
emit dataChanged(index, index);
dummy = dummy->firstChild();
while (dummy) {
regenerateItems(dummy);
dummy = dummy->nextSibling();
}
}
QWidget * KoZoomAction::createWidget(QWidget *parent)
{
// create the custom widget only if we add the action to the status bar
if (!qobject_cast<QStatusBar*>(parent))
return QSelectAction::createWidget(parent);
QWidget *group = new QWidget(parent);
QHBoxLayout *layout = new QHBoxLayout(group);
layout->setSizeConstraint(QLayout::SetFixedSize);
layout->setMargin(0);
layout->setSpacing(0);
// this is wrong; createWidget() implies this is a factory method, so we should be able to be called
// multiple times without problems. The 'new' here means we can't do that.
// TODO refactor this method to use connections instead of d-pointer members to communicate so it becomes reentrant.
d->input = new KoZoomInput(group);
regenerateItems( d->effectiveZoom, true );
connect(d->input, SIGNAL(zoomLevelChanged(const QString&)), this, SLOT(triggered(const QString&)));
layout->addWidget(d->input);
d->slider = new QSlider(Qt::Horizontal);
d->slider->setToolTip(QObject::tr("Zoom"));
d->slider->setMinimum(0);
d->slider->setMaximum(32);
d->slider->setValue(16);
d->slider->setSingleStep(1);
d->slider->setPageStep(1);
d->slider->setMinimumWidth(80);
d->slider->setMaximumWidth(80);
layout->addWidget(d->slider);
if (d->specialButtons & AspectMode) {
d->aspectButton = new QToolButton(group);
d->aspectButton->setIcon(koIcon("zoom-pixels"));
d->aspectButton->setIconSize(QSize(22,22));
d->aspectButton->setCheckable(true);
d->aspectButton->setChecked(true);
d->aspectButton->setAutoRaise(true);
d->aspectButton->setToolTip(QObject::tr("Use same aspect as pixels"));
connect(d->aspectButton, SIGNAL(toggled(bool)), this, SIGNAL(aspectModeChanged(bool)));
layout->addWidget(d->aspectButton);
}
KoZoomAction::KoZoomAction( KoZoomMode::Modes zoomModes, const QString& text, QObject *parent)
: KSelectAction(text, parent)
,d(new Private)
{
d->zoomModes = zoomModes;
d->slider = 0;
d->input = 0;
d->specialButtons = 0;
setIcon(KIcon("zoom-original"));
setEditable( true );
setMaxComboViewCount( 15 );
for(int i = 0; i<33; i++)
d->sliderLookup[i] = pow(1.1892071, i - 16);
d->effectiveZoom = 1.0;
regenerateItems(d->effectiveZoom, true);
connect( this, SIGNAL( triggered( const QString& ) ), SLOT( triggered( const QString& ) ) );
}
void KoZoomAction::setZoom( qreal zoom )
{
setEffectiveZoom(zoom);
regenerateItems( d->effectiveZoom, true );
}
void KoZoomAction::setZoomModes( KoZoomMode::Modes zoomModes )
{
d->zoomModes = zoomModes;
regenerateItems( d->effectiveZoom );
}
void KisNodeModel::slotIsolatedModeChanged()
{
regenerateItems(m_d->dummiesFacade->rootDummy());
}
