/**
* This displays a gray advanced stretch.
*
* @param grayStretch
* @param grayHist
*/
void AdvancedStretchDialog::enableGrayMode(Stretch &grayStretch,
Histogram &grayHist) {
destroyCurrentStretches();
p_grayStretch = new AdvancedStretch(grayHist, grayStretch,
"Gray", QColor(Qt::gray));
layout()->addWidget(p_grayStretch);
updateGeometry();
connect(p_grayStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
}
/**
* This cleans up memory from currently displayed advanced
* stretches. No stretches are visible after this is called.
*/
void AdvancedStretchDialog::destroyCurrentStretches() {
if(p_redStretch) {
layout()->removeWidget(p_redStretch);
disconnect(p_redStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
delete p_redStretch;
p_redStretch = NULL;
}
if(p_grnStretch) {
layout()->removeWidget(p_grnStretch);
disconnect(p_grnStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
delete p_grnStretch;
p_grnStretch = NULL;
}
if(p_bluStretch) {
layout()->removeWidget(p_bluStretch);
disconnect(p_bluStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
delete p_bluStretch;
p_bluStretch = NULL;
}
if(p_grayStretch) {
layout()->removeWidget(p_grayStretch);
disconnect(p_grayStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
delete p_grayStretch;
p_grayStretch = NULL;
}
}
void LinearLayoutAttached::setStretchFactor(int f)
{
if (m_stretch != f) {
m_stretch = f;
emit stretchChanged(reinterpret_cast<QGraphicsLayoutItem*>(parent()), m_stretch);
}
}
void DeclarativeStatusBarAttached::setStretch(int stretch)
{
if (d->stretch == stretch)
return;
d->stretch = stretch;
emit stretchChanged();
}
void DeclarativeBoxLayoutAttached::setStretch(int stretch)
{
if (stretch == d->stretch)
return;
d->stretch = stretch;
emit stretchChanged(stretch);
}
/**
* This displays RGB advanced stretches.
*
* @param redStretch
* @param redHist
* @param grnStretch
* @param grnHist
* @param bluStretch
* @param bluHist
*/
void AdvancedStretchDialog::enableRgbMode(Stretch &redStretch,
Histogram &redHist,
Stretch &grnStretch, Histogram &grnHist,
Stretch &bluStretch, Histogram &bluHist) {
destroyCurrentStretches();
p_redStretch = new AdvancedStretch(redHist, redStretch,
"Red", QColor(Qt::red));
layout()->addWidget(p_redStretch);
p_grnStretch = new AdvancedStretch(grnHist, grnStretch,
"Green", QColor(Qt::green));
layout()->addWidget(p_grnStretch);
p_bluStretch = new AdvancedStretch(bluHist, bluStretch,
"Blue", QColor(Qt::blue));
layout()->addWidget(p_bluStretch);
updateGeometry();
connect(p_redStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
connect(p_grnStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
connect(p_bluStretch, SIGNAL(stretchChanged()),
this, SIGNAL(stretchChanged()));
}
void AxesWindow::on_YStretchSpin_valueChanged(double value)
{
stretchChanged(1, value);
}
