#include <extdef.h>
+#include <QApplication>
+
#include "signal.h"
#include "view.h"
namespace view {
const int Signal::LabelHitPadding = 2;
+const int Signal::LabelHighlightRadius = 6;
+
+const QPen Signal::SignalAxisPen(QColor(128, 128, 128, 64));
Signal::Signal(QString name) :
- _name(name)
+ _name(name),
+ _v_offset(0),
+ _selected(false)
{
}
_colour = colour;
}
-void Signal::paint_label(QPainter &p, const QRect &rect, bool hover)
+int Signal::get_v_offset() const
+{
+ return _v_offset;
+}
+
+void Signal::set_v_offset(int v_offset)
+{
+ _v_offset = v_offset;
+}
+
+bool Signal::selected() const
+{
+ return _selected;
+}
+
+void Signal::select(bool select)
+{
+ _selected = select;
+}
+
+void Signal::paint_label(QPainter &p, int y, int right, bool hover)
{
p.setBrush(_colour);
const QColor colour = get_colour();
- const float nominal_offset = get_nominal_offset(rect);
compute_text_size(p);
- const QRectF label_rect = get_label_rect(rect);
+ const QRectF label_rect = get_label_rect(y, right);
// Paint the label
const QPointF points[] = {
label_rect.topLeft(),
label_rect.topRight(),
- QPointF(rect.right(), nominal_offset),
+ QPointF(right, y),
label_rect.bottomRight(),
label_rect.bottomLeft()
};
const QPointF highlight_points[] = {
QPointF(label_rect.left() + 1, label_rect.top() + 1),
QPointF(label_rect.right(), label_rect.top() + 1),
- QPointF(rect.right() - 1, nominal_offset),
+ QPointF(right - 1, y),
QPointF(label_rect.right(), label_rect.bottom() - 1),
QPointF(label_rect.left() + 1, label_rect.bottom() - 1)
};
+ if (_selected) {
+ p.setPen(QPen(QApplication::palette().brush(
+ QPalette::Highlight), LabelHighlightRadius,
+ Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
+ p.setBrush(Qt::transparent);
+ p.drawPolygon(points, countof(points));
+ }
+
p.setPen(Qt::transparent);
p.setBrush(hover ? colour.lighter() : colour);
p.drawPolygon(points, countof(points));
p.drawText(label_rect, Qt::AlignCenter | Qt::AlignVCenter, _name);
}
-bool Signal::pt_in_label_rect(const QRect &rect, const QPoint &point)
+bool Signal::pt_in_label_rect(int y, int left, int right,
+ const QPoint &point)
{
- const QRectF label = get_label_rect(rect);
+ (void)left;
+
+ const QRectF label = get_label_rect(y, right);
return QRectF(
QPointF(label.left() - LabelHitPadding,
label.top() - LabelHitPadding),
- QPointF(rect.right(),
- label.bottom() + LabelHitPadding)
- ).contains(point);
+ QPointF(right, label.bottom() + LabelHitPadding)
+ ).contains(point);
+}
+
+void Signal::paint_axis(QPainter &p, int y, int left, int right)
+{
+ p.setPen(SignalAxisPen);
+ p.drawLine(QPointF(left, y + 0.5f), QPointF(right, y + 0.5f));
}
void Signal::compute_text_size(QPainter &p)
{
- _text_size = p.boundingRect(QRectF(), 0, _name).size();
+ _text_size = QSize(
+ p.boundingRect(QRectF(), 0, _name).width(),
+ p.boundingRect(QRectF(), 0, "Tg").height());
}
-QRectF Signal::get_label_rect(const QRect &rect)
+QRectF Signal::get_label_rect(int y, int right)
{
using pv::view::View;
- const float nominal_offset = get_nominal_offset(rect) + 0.5;
const QSizeF label_size(
_text_size.width() + View::LabelPadding.width() * 2,
_text_size.height() + View::LabelPadding.height() * 2);
const float label_arrow_length = label_size.height() / 2;
return QRectF(
- rect.right() - label_arrow_length -
- label_size.width() - 0.5,
- nominal_offset - label_size.height() / 2,
+ right - label_arrow_length - label_size.width() - 0.5,
+ y + 0.5f - label_size.height() / 2,
label_size.width(), label_size.height());
}