QPointF HistogramViewPrivate::pix2coord(QPointF pt)
{
float W=q->width();
float H=q->height();
if (m_num_bins<=1) {
return QPointF(0,0);
}
if ((!W)||(!H)) return QPointF(0,0);
if (W<=m_margin_left+m_margin_right+5) return QPointF(0,0);
if (H<=m_margin_top+m_margin_bottom+5) return QPointF(0,0);
float spacing=m_bin_centers[1]-m_bin_centers[0];
float xmin=m_bin_centers[0]-spacing/2;
float xmax=m_bin_centers[m_num_bins-1]+spacing/2;
float ymin=0;
float ymax=m_max_bin_count;
float xfrac=(pt.x()-m_margin_left)/(W-m_margin_left-m_margin_right);
float yfrac=1-(pt.y()-m_margin_top)/(H-m_margin_top-m_margin_bottom);
float x0=xmin+xfrac*(xmax-xmin);
float y0=ymin+yfrac*(ymax-ymin);
return QPointF(x0,y0);
}
/**
* @brief elementName returns the title of the element.
* @param elementType the type of the element can be NODE or EDGE
* @param elementId the id of the element
* @return
*/
QString elementName(ElementType elementType, unsigned int elementId) const override {
if (hView->getDataLocation() == EDGE) {
elementId = hView->getMappedId(elementId);
return QString("Edge") + " #" + QString::number(elementId);
}
return MouseShowElementInfo::elementName(elementType, elementId);
}
/**
* @brief buildModel create and returns the model to visualize edit elements parameters.
* @param elementType the type of the element can be NODE or EDGE
* @param elementId elementId the id of the element
* @param parent the parent for the model creation.
* @return
*/
virtual QAbstractItemModel* buildModel(ElementType elementType, unsigned int elementId, QObject *parent) const {
if (hView->getDataLocation() == EDGE) {
elementId = hView->getMappedId(elementId);
return new GraphEdgeElementModel(hView->graph(), elementId, parent);
}
return MouseShowElementInfos::buildModel(elementType, elementId, parent);
}
void HistogramController::didBecomeFirstResponder() {
MultipleDataViewController::didBecomeFirstResponder();
uint32_t storeChecksum = m_store->storeChecksum();
if (*m_storeVersion != storeChecksum) {
*m_storeVersion = storeChecksum;
initBarParameters();
initRangeParameters();
}
uint32_t barChecksum = m_store->barChecksum();
if (*m_barVersion != barChecksum) {
*m_barVersion = barChecksum;
initRangeParameters();
}
uint32_t rangeChecksum = m_store->rangeChecksum();
if (*m_rangeVersion != rangeChecksum) {
*m_rangeVersion = rangeChecksum;
initBarSelection();
reloadBannerView();
}
HistogramView * selectedHistogramView = static_cast<HistogramView *>(m_view.dataViewAtIndex(selectedSeriesIndex()));
selectedHistogramView->setHighlight(m_store->startOfBarAtIndex(selectedSeriesIndex(), *m_selectedBarIndex), m_store->endOfBarAtIndex(selectedSeriesIndex(), *m_selectedBarIndex));
}
void MainWindow::setupView()
{
QSplitter *splitter = new QSplitter;
splitter->setOrientation(Qt::Vertical);
QTableView *table = new QTableView;
HistogramView *histogram = new HistogramView(splitter);
table->setModel(model);
histogram->setModel(model);
QItemSelectionModel *selectionModel = new QItemSelectionModel(model);
table->setSelectionModel(selectionModel);
histogram->setSelectionModel(selectionModel);
connect(selectionModel,SIGNAL(selectionChanged(const QItemSelection, const QItemSelection)),
histogram,SLOT(selectionChanged(const QItemSelection, const QItemSelection)));
connect(selectionModel,SIGNAL(selectionChanged(const QItemSelection, const QItemSelection)),
table,SLOT(selectionChanged(const QItemSelection, const QItemSelection)));
splitter->addWidget(table);
splitter->addWidget(histogram);
setCentralWidget(splitter);
}
AdjustLevelsPopup::AdjustLevelsPopup()
: DVGui::Dialog(TApp::instance()->getMainWindow(), true, false, "AdjustLevels"), m_thresholdD(0.005) //0.5% of the image size
{
int i, j;
setWindowTitle(tr("Adjust Levels"));
setLabelWidth(0);
setModal(false);
setTopMargin(0);
setTopSpacing(0);
beginVLayout();
QSplitter *splitter = new QSplitter(Qt::Vertical);
splitter->setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding));
addWidget(splitter);
endVLayout();
//------------------------- Top Layout --------------------------
QScrollArea *scrollArea = new QScrollArea(splitter);
scrollArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
scrollArea->setWidgetResizable(true);
scrollArea->setMinimumWidth(450);
splitter->addWidget(scrollArea);
splitter->setStretchFactor(0, 1);
QFrame *topWidget = new QFrame(scrollArea);
scrollArea->setWidget(topWidget);
QVBoxLayout *topVLayout = new QVBoxLayout(topWidget); //Needed to justify at top
topWidget->setLayout(topVLayout);
QHBoxLayout *topLayout = new QHBoxLayout(topWidget);
topVLayout->addLayout(topLayout);
topVLayout->addStretch(1);
//------------------------- Histogram ---------------------------
m_histogram = new Histogram(topWidget);
topLayout->addWidget(m_histogram);
//------------------------- Mark Bars ---------------------------
MarksBar *histogramMarksBar, *colorBarMarksBar;
QVBoxLayout *histogramViewLayout;
for (i = 0; i < 5; ++i) {
HistogramView *view = m_histogram->getHistograms()->getHistogramView(i);
histogramViewLayout = static_cast<QVBoxLayout *>(view->layout());
//Don't draw channel numbers
view->channelBar()->setDrawNumbers(false);
for (j = 0; j < 2; ++j) {
EditableMarksBar *editableMarksBar = m_marksBar[j + (i << 1)] = new EditableMarksBar;
MarksBar *marksBar = editableMarksBar->marksBar();
//Set margins up to cover the histogram
editableMarksBar->layout()->setContentsMargins(6, 0, 5, 0);
connect(editableMarksBar, SIGNAL(paramsChanged()), this, SLOT(onParamsChanged()));
histogramViewLayout->insertWidget(1 + (j << 1), editableMarksBar);
}
}
//------------------------- View Widget -------------------------
//NOTE: It's IMPORTANT that parent widget is supplied. It's somewhat
//used by QSplitter to decide the initial widget sizes...
m_viewer = new Swatch(splitter);
m_viewer->setMinimumHeight(150);
m_viewer->setFocusPolicy(Qt::WheelFocus);
splitter->addWidget(m_viewer);
//--------------------------- Buttons ---------------------------
QVBoxLayout *buttonsLayout = new QVBoxLayout(topWidget);
topLayout->addLayout(buttonsLayout);
buttonsLayout->addSpacing(50);
QPushButton *clampRange = new QPushButton(tr("Clamp"), topWidget);
clampRange->setMinimumSize(65, 25);
buttonsLayout->addWidget(clampRange);
connect(clampRange, SIGNAL(clicked(bool)), this, SLOT(clampRange()));
QPushButton *autoAdjust = new QPushButton(tr("Auto"), topWidget);
autoAdjust->setMinimumSize(65, 25);
buttonsLayout->addWidget(autoAdjust);
connect(autoAdjust, SIGNAL(clicked(bool)), this, SLOT(autoAdjust()));
QPushButton *resetBtn = new QPushButton(tr("Reset"), topWidget);
resetBtn->setMinimumSize(65, 25);
buttonsLayout->addWidget(resetBtn);
connect(resetBtn, SIGNAL(clicked(bool)), this, SLOT(reset()));
buttonsLayout->addStretch(1);
m_okBtn = new QPushButton(tr("Apply"));
addButtonBarWidget(m_okBtn);
connect(m_okBtn, SIGNAL(clicked()), this, SLOT(apply()));
//Finally, acquire current selection
acquireRaster();
m_viewer->resize(0, 350);
resize(600, 700);
}
