QRect KisNodeDelegate::textRect(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
KisNodeViewColorScheme scm;
static QFont f;
static int minbearing = 1337 + 666; //can be 0 or negative, 2003 is less likely
if (minbearing == 2003 || f != option.font) {
f = option.font; //getting your bearings can be expensive, so we cache them
minbearing = option.fontMetrics.minLeftBearing() + option.fontMetrics.minRightBearing();
}
const int decorationOffset =
2 * scm.border() +
2 * scm.decorationMargin() +
scm.decorationSize();
const int width =
iconsRect(option, index).left() - option.rect.x() -
scm.border() + minbearing - decorationOffset;
return QRect(option.rect.x() - minbearing + decorationOffset,
option.rect.y() + scm.border(),
width,
scm.rowHeight() - scm.border());
}
void KisNodeDelegate::drawFrame(QPainter *p, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
KisNodeViewColorScheme scm;
QPen oldPen = p->pen();
p->setPen(scm.gridColor(option, d->view));
const QPoint base = option.rect.topLeft();
QPoint p2 = base + QPoint(-scm.indentation() - 1, 0);
QPoint p3 = base + QPoint(-2 * scm.border() - 2 * scm.decorationMargin() - scm.decorationSize(), 0);
QPoint p4 = base + QPoint(-1, 0);
QPoint p5(iconsRect(option,
index).left() - 1, base.y());
QPoint p6(option.rect.right(), base.y());
QPoint v(0, option.rect.height());
const bool paintForParent =
index.parent().isValid() &&
!index.row();
if (paintForParent) {
QPoint p1(-2 * scm.indentation() - 1, 0);
p1 += base;
p->drawLine(p1, p2);
}
QPoint k0(0, base.y());
QPoint k1(1 * scm.border() + 2 * scm.visibilityMargin() + scm.visibilitySize(), base.y());
p->drawLine(k0, k1);
p->drawLine(k0 + v, k1 + v);
p->drawLine(k0, k0 + v);
p->drawLine(k1, k1 + v);
p->drawLine(p2, p6);
p->drawLine(p2 + v, p6 + v);
p->drawLine(p2, p2 + v);
p->drawLine(p3, p3 + v);
p->drawLine(p4, p4 + v);
p->drawLine(p5, p5 + v);
p->drawLine(p6, p6 + v);
//// For debugging purposes only
//p->setPen(Qt::blue);
//KritaUtils::renderExactRect(p, iconsRect(option, index));
//KritaUtils::renderExactRect(p, textRect(option, index));
//KritaUtils::renderExactRect(p, scm.relThumbnailRect().translated(option.rect.topLeft()));
p->setPen(oldPen);
}
QRect KisNodeDelegate::iconsRect(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
KisNodeViewColorScheme scm;
int propCount = d->numProperties(index);
const int iconsWidth =
propCount * (scm.iconSize() + 2 * scm.iconMargin()) +
(propCount - 1) * scm.border();
const int x = option.rect.x() + option.rect.width()
- (iconsWidth + scm.border());
const int y = option.rect.y() + scm.border();
return QRect(x, y,
iconsWidth,
scm.rowHeight() - scm.border());
}
void KisNodeDelegate::drawIcons(QPainter *p, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
KisNodeViewColorScheme scm;
const QRect r = iconsRect(option, index);
QTransform oldTransform = p->transform();
QPen oldPen = p->pen();
p->setTransform(QTransform::fromTranslate(r.x(), r.y()));
p->setPen(scm.gridColor(option, d->view));
int x = 0;
const int y = (scm.rowHeight() - scm.border() - scm.iconSize()) / 2;
KisBaseNode::PropertyList props = index.data(KisNodeModel::PropertiesRole).value<KisBaseNode::PropertyList>();
QList<OptionalProperty> realProps = d->rightmostProperties(props);
Q_FOREACH (OptionalProperty prop, realProps) {
x += scm.iconMargin();
if (prop) {
QIcon icon = prop->state.toBool() ? prop->onIcon : prop->offIcon;
bool fullColor = prop->state.toBool() && option.state & QStyle::State_Enabled;
const qreal oldOpacity = p->opacity(); // remember previous opacity
if (fullColor) {
p->setOpacity(1.0);
}
else {
p->setOpacity(0.35);
}
p->drawPixmap(x, y, icon.pixmap(scm.iconSize(), QIcon::Normal));
p->setOpacity(oldOpacity); // restore old opacity
}
x += scm.iconSize() + scm.iconMargin();
p->drawLine(x, 0, x, scm.rowHeight() - scm.border());
x += scm.border();
}
