#include <assert.h>
#include <math.h>
+#include <QApplication>
#include <QFormLayout>
+#include <QKeyEvent>
#include <QLineEdit>
#include "trace.h"
#include "view.h"
#include <pv/widgets/colourbutton.h>
+#include <pv/widgets/popup.h>
namespace pv {
namespace view {
const QPen Trace::AxisPen(QColor(128, 128, 128, 64));
const int Trace::LabelHitPadding = 2;
-Trace::Trace(pv::SigSession &session, QString name) :
- _session(session),
+Trace::Trace(QString name) :
_name(name),
- _v_offset(0),
_popup(NULL),
_popup_form(NULL)
{
}
-QString Trace::get_name() const
+QString Trace::name() const
{
return _name;
}
_name = name;
}
-QColor Trace::get_colour() const
+QColor Trace::colour() const
{
return _colour;
}
_colour = colour;
}
-int Trace::get_v_offset() const
-{
- return _v_offset;
-}
-
-void Trace::set_v_offset(int v_offset)
-{
- _v_offset = v_offset;
-}
-
-void Trace::set_view(pv::view::View *view)
-{
- assert(view);
- _view = view;
-}
-
-void Trace::paint_back(QPainter &p, int left, int right)
-{
- (void)p;
- (void)left;
- (void)right;
-
- compute_text_size(p);
-}
-
-void Trace::paint_mid(QPainter &p, int left, int right)
-{
- (void)p;
- (void)left;
- (void)right;
-}
-
-void Trace::paint_fore(QPainter &p, int left, int right)
-{
- (void)p;
- (void)left;
- (void)right;
-}
-
void Trace::paint_label(QPainter &p, int right, bool hover)
{
- assert(_view);
- const int y = _v_offset - _view->v_offset();
+ const int y = get_y();
p.setBrush(_colour);
if (!enabled())
return;
- const QColor colour = get_colour();
-
- compute_text_size(p);
- const QRectF label_rect = get_label_rect(right);
+ const QRectF r = label_rect(right);
// Paint the label
+ const float label_arrow_length = r.height() / 2;
const QPointF points[] = {
- label_rect.topLeft(),
- label_rect.topRight(),
- QPointF(right, y),
- label_rect.bottomRight(),
- label_rect.bottomLeft()
+ r.topLeft(),
+ QPointF(r.right() - label_arrow_length, r.top()),
+ QPointF(r.right(), y),
+ QPointF(r.right() - label_arrow_length, r.bottom()),
+ r.bottomLeft()
};
-
const QPointF highlight_points[] = {
- QPointF(label_rect.left() + 1, label_rect.top() + 1),
- QPointF(label_rect.right(), label_rect.top() + 1),
- QPointF(right - 1, y),
- QPointF(label_rect.right(), label_rect.bottom() - 1),
- QPointF(label_rect.left() + 1, label_rect.bottom() - 1)
+ QPointF(r.left() + 1, r.top() + 1),
+ QPointF(r.right() - label_arrow_length, r.top() + 1),
+ QPointF(r.right() - 1, y),
+ QPointF(r.right() - label_arrow_length, r.bottom() - 1),
+ QPointF(r.left() + 1, r.bottom() - 1)
};
if (selected()) {
}
p.setPen(Qt::transparent);
- p.setBrush(hover ? colour.lighter() : colour);
+ p.setBrush(hover ? _colour.lighter() : _colour);
p.drawPolygon(points, countof(points));
- p.setPen(colour.lighter());
+ p.setPen(_colour.lighter());
p.setBrush(Qt::transparent);
p.drawPolygon(highlight_points, countof(highlight_points));
- p.setPen(colour.darker());
+ p.setPen(_colour.darker());
p.setBrush(Qt::transparent);
p.drawPolygon(points, countof(points));
// Paint the text
p.setPen(get_text_colour());
- p.drawText(label_rect, Qt::AlignCenter | Qt::AlignVCenter, _name);
-}
-
-bool Trace::pt_in_label_rect(int left, int right, const QPoint &point)
-{
- (void)left;
-
- const QRectF label = get_label_rect(right);
- return QRectF(
- QPointF(label.left() - LabelHitPadding,
- label.top() - LabelHitPadding),
- QPointF(right, label.bottom() + LabelHitPadding)
- ).contains(point);
+ p.setFont(QApplication::font());
+ p.drawText(QRectF(r.x(), r.y(),
+ r.width() - label_arrow_length, r.height()),
+ Qt::AlignCenter | Qt::AlignVCenter, _name);
}
QMenu* Trace::create_context_menu(QWidget *parent)
return _popup;
}
-int Trace::get_y() const
+QRectF Trace::label_rect(int right) const
{
- return _v_offset - _view->v_offset();
+ using pv::view::View;
+
+ QFontMetrics m(QApplication::font());
+ const QSize text_size(
+ m.boundingRect(QRect(), 0, _name).width(),
+ m.boundingRect(QRect(), 0, "Tg").height());
+ const QSizeF label_size(
+ text_size.width() + View::LabelPadding.width() * 2,
+ ceilf((text_size.height() + View::LabelPadding.height() * 2) / 2) * 2);
+ const float half_height = label_size.height() / 2;
+ return QRectF(
+ right - half_height - label_size.width() - 0.5,
+ get_y() + 0.5f - half_height,
+ label_size.width() + half_height,
+ label_size.height());
}
QColor Trace::get_text_colour() const
add_colour_option(parent, form);
}
-void Trace::compute_text_size(QPainter &p)
-{
- _text_size = QSize(
- p.boundingRect(QRectF(), 0, _name).width(),
- p.boundingRect(QRectF(), 0, "Tg").height());
-}
-
-QRectF Trace::get_label_rect(int right)
-{
- using pv::view::View;
-
- assert(_view);
-
- const QSizeF label_size(
- _text_size.width() + View::LabelPadding.width() * 2,
- ceilf((_text_size.height() + View::LabelPadding.height() * 2) / 2) * 2);
- const float label_arrow_length = label_size.height() / 2;
- return QRectF(
- right - label_arrow_length - label_size.width() - 0.5,
- get_y() + 0.5f - label_size.height() / 2,
- label_size.width(), label_size.height());
-}
-
void Trace::on_popup_closed()
{
_popup = NULL;
void Trace::on_text_changed(const QString &text)
{
set_name(text);
- text_changed();
+ appearance_changed();
}
void Trace::on_colour_changed(const QColor &colour)
{
set_colour(colour);
- colour_changed();
+ appearance_changed();
}
} // namespace view