+++ /dev/null
-/*
- * This file is part of the PulseView project.
- *
- * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <extdef.h>
-
-#include <algorithm>
-#include <cassert>
-
-#include <QMenu>
-#include <QPainter>
-
-#include "tracegroup.hpp"
-
-using std::any_of;
-using std::pair;
-using std::shared_ptr;
-using std::vector;
-
-namespace pv {
-namespace views {
-namespace TraceView {
-
-const int TraceGroup::Padding = 8;
-const int TraceGroup::Width = 12;
-const int TraceGroup::LineThickness = 5;
-const QColor TraceGroup::LineColour(QColor(0x55, 0x57, 0x53));
-
-TraceGroup::~TraceGroup()
-{
- owner_ = nullptr;
- clear_child_items();
-}
-
-bool TraceGroup::enabled() const
-{
- return any_of(child_items().begin(), child_items().end(),
- [](const shared_ptr<ViewItem> &r) { return r->enabled(); });
-}
-
-pv::Session& TraceGroup::session()
-{
- assert(owner_);
- return owner_->session();
-}
-
-const pv::Session& TraceGroup::session() const
-{
- assert(owner_);
- return owner_->session();
-}
-
-View* TraceGroup::view()
-{
- assert(owner_);
- return owner_->view();
-}
-
-const View* TraceGroup::view() const
-{
- assert(owner_);
- return owner_->view();
-}
-
-pair<int, int> TraceGroup::v_extents() const
-{
- return TraceTreeItemOwner::v_extents();
-}
-
-void TraceGroup::paint_label(QPainter &p, const QRect &rect, bool hover)
-{
- const QRectF r = label_rect(rect).adjusted(
- LineThickness / 2, LineThickness / 2,
- -LineThickness / 2, -LineThickness / 2);
-
- // Paint the label
- const QPointF points[] = {
- r.topRight(),
- r.topLeft(),
- r.bottomLeft(),
- r.bottomRight()
- };
-
- if (selected()) {
- const QPen pen(highlight_pen());
- p.setPen(QPen(pen.brush(), pen.width() + LineThickness,
- Qt::SolidLine, Qt::SquareCap, Qt::RoundJoin));
- p.setBrush(Qt::transparent);
- p.drawPolyline(points, countof(points));
- }
-
- p.setPen(QPen(QBrush(LineColour.darker()), LineThickness,
- Qt::SolidLine, Qt::SquareCap, Qt::RoundJoin));
- p.drawPolyline(points, countof(points));
- p.setPen(QPen(QBrush(hover ? LineColour.lighter() : LineColour),
- LineThickness - 2, Qt::SolidLine, Qt::SquareCap,
- Qt::RoundJoin));
- p.drawPolyline(points, countof(points));
-}
-
-QRectF TraceGroup::label_rect(const QRectF &rect) const
-{
- QRectF child_rect;
- for (const shared_ptr<ViewItem> r : child_items())
- if (r && r->enabled())
- child_rect = child_rect.united(r->label_rect(rect));
-
- return QRectF(child_rect.x() - Width - Padding, child_rect.y(),
- Width, child_rect.height());
-}
-
-bool TraceGroup::pt_in_label_rect(int left, int right, const QPoint &point)
-{
- (void)left;
- (void)right;
- (void)point;
-
- return false;
-}
-
-QMenu* TraceGroup::create_context_menu(QWidget *parent)
-{
- QMenu *const menu = new QMenu(parent);
-
- QAction *const ungroup = new QAction(tr("Ungroup"), this);
- ungroup->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_U));
- connect(ungroup, SIGNAL(triggered()), this, SLOT(on_ungroup()));
- menu->addAction(ungroup);
-
- return menu;
-}
-
-pv::widgets::Popup* TraceGroup::create_popup(QWidget *parent)
-{
- (void)parent;
- return nullptr;
-}
-
-int TraceGroup::owner_visual_v_offset() const
-{
- return owner_ ? visual_v_offset() + owner_->owner_visual_v_offset() : 0;
-}
-
-void TraceGroup::restack_items()
-{
- vector<shared_ptr<TraceTreeItem>> items(trace_tree_child_items());
-
- // Sort by the centre line of the extents
- stable_sort(items.begin(), items.end(),
- [](const shared_ptr<TraceTreeItem> &a, const shared_ptr<TraceTreeItem> &b) {
- const auto aext = a->v_extents();
- const auto bext = b->v_extents();
- return a->layout_v_offset() +
- (aext.first + aext.second) / 2 <
- b->layout_v_offset() +
- (bext.first + bext.second) / 2;
- });
-
- int total_offset = 0;
- for (shared_ptr<TraceTreeItem> r : items) {
- const pair<int, int> extents = r->v_extents();
- if (extents.first == 0 && extents.second == 0)
- continue;
-
- // We position disabled traces, so that they are close to the
- // animation target positon should they be re-enabled
- if (r->enabled())
- total_offset += -extents.first;
-
- if (!r->dragging())
- r->set_layout_v_offset(total_offset);
-
- if (r->enabled())
- total_offset += extents.second;
- }
-}
-
-unsigned int TraceGroup::depth() const
-{
- return owner_ ? owner_->depth() + 1 : 0;
-}
-
-void TraceGroup::ungroup()
-{
- const vector<shared_ptr<TraceTreeItem>> items(trace_tree_child_items());
- clear_child_items();
-
- for (shared_ptr<TraceTreeItem> r : items)
- owner_->add_child_item(r);
-
- owner_->remove_child_item(shared_from_this());
-}
-
-void TraceGroup::on_ungroup()
-{
- ungroup();
-}
-
-void TraceGroup::row_item_appearance_changed(bool label, bool content)
-{
- if (owner_)
- owner_->row_item_appearance_changed(label, content);
-}
-
-void TraceGroup::extents_changed(bool horz, bool vert)
-{
- if (owner_)
- owner_->extents_changed(horz, vert);
-}
-
-} // namespace TraceView
-} // namespace views
-} // namespace pv
projects / pulseview.git / blobdiff