* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include <assert.h>
-#include <limits.h>
-#include <math.h>
+#ifdef ENABLE_DECODE
+#include <libsigrokdecode/libsigrokdecode.h>
+#endif
-#include <boost/foreach.hpp>
+#include <extdef.h>
+#include <cassert>
+#include <climits>
+#include <cmath>
+#include <mutex>
+#include <unordered_set>
+
+#include <QApplication>
#include <QEvent>
+#include <QFontMetrics>
#include <QMouseEvent>
#include <QScrollBar>
-#include "header.h"
-#include "ruler.h"
-#include "signal.h"
-#include "view.h"
-#include "viewport.h"
-
-#include "pv/sigsession.h"
-#include "pv/data/logic.h"
-#include "pv/data/logicsnapshot.h"
-
-using namespace boost;
-using namespace std;
+#include <libsigrokcxx/libsigrokcxx.hpp>
+
+#include "decodetrace.hpp"
+#include "header.hpp"
+#include "logicsignal.hpp"
+#include "ruler.hpp"
+#include "signal.hpp"
+#include "tracegroup.hpp"
+#include "view.hpp"
+#include "viewport.hpp"
+
+#include "pv/session.hpp"
+#include "pv/data/logic.hpp"
+#include "pv/data/logicsegment.hpp"
+#include "pv/util.hpp"
+
+using boost::shared_lock;
+using boost::shared_mutex;
+
+using pv::data::SignalData;
+using pv::data::Segment;
+using pv::util::format_time;
+
+using std::deque;
+using std::dynamic_pointer_cast;
+using std::list;
+using std::lock_guard;
+using std::max;
+using std::make_pair;
+using std::min;
+using std::pair;
+using std::set;
+using std::shared_ptr;
+using std::unordered_map;
+using std::unordered_set;
+using std::vector;
+using std::weak_ptr;
namespace pv {
namespace view {
const double View::MaxScale = 1e9;
const double View::MinScale = 1e-15;
-const int View::LabelMarginWidth = 70;
-const int View::RulerHeight = 30;
-
const int View::MaxScrollValue = INT_MAX / 2;
-const int View::SignalHeight = 30;
-const int View::SignalMargin = 10;
-const int View::SignalSnapGridSize = 10;
-
-const QColor View::CursorAreaColour(220, 231, 243);
+const int View::ScaleUnits[3] = {1, 2, 5};
-const QSizeF View::LabelPadding(4, 0);
-
-View::View(SigSession &session, QWidget *parent) :
+View::View(Session &session, QWidget *parent) :
QAbstractScrollArea(parent),
- _session(session),
- _viewport(new Viewport(*this)),
- _ruler(new Ruler(*this)),
- _header(new Header(*this)),
- _data_length(0),
- _scale(1e-6),
- _offset(0),
- _v_offset(0),
- _show_cursors(false),
- _cursors(pair<Cursor, Cursor>(Cursor(*this, 0.0),
- Cursor(*this, 1.0))),
- _hover_point(-1, -1)
+ session_(session),
+ viewport_(new Viewport(*this)),
+ ruler_(new Ruler(*this)),
+ header_(new Header(*this)),
+ scale_(1e-6),
+ offset_(0),
+ updating_scroll_(false),
+ tick_period_(0.0),
+ tick_prefix_(0),
+ show_cursors_(false),
+ cursors_(new CursorPair(*this)),
+ next_flag_text_('A'),
+ hover_point_(-1, -1)
{
connect(horizontalScrollBar(), SIGNAL(valueChanged(int)),
this, SLOT(h_scroll_value_changed(int)));
connect(verticalScrollBar(), SIGNAL(valueChanged(int)),
- this, SLOT(v_scroll_value_changed(int)));
+ this, SLOT(v_scroll_value_changed()));
- connect(&_session, SIGNAL(signals_changed()),
+ connect(&session_, SIGNAL(signals_changed()),
this, SLOT(signals_changed()));
- connect(&_session, SIGNAL(data_updated()),
+ connect(&session_, SIGNAL(capture_state_changed(int)),
+ this, SLOT(data_updated()));
+ connect(&session_, SIGNAL(data_received()),
+ this, SLOT(data_updated()));
+ connect(&session_, SIGNAL(frame_ended()),
this, SLOT(data_updated()));
- connect(&_cursors.first, SIGNAL(time_changed()),
- this, SLOT(marker_time_changed()));
- connect(&_cursors.second, SIGNAL(time_changed()),
- this, SLOT(marker_time_changed()));
+ connect(header_, SIGNAL(selection_changed()),
+ ruler_, SLOT(clear_selection()));
+ connect(ruler_, SIGNAL(selection_changed()),
+ header_, SLOT(clear_selection()));
+
+ connect(header_, SIGNAL(selection_changed()),
+ this, SIGNAL(selection_changed()));
+ connect(ruler_, SIGNAL(selection_changed()),
+ this, SIGNAL(selection_changed()));
+
+ connect(this, SIGNAL(hover_point_changed()),
+ this, SLOT(on_hover_point_changed()));
+
+ connect(&lazy_event_handler_, SIGNAL(timeout()),
+ this, SLOT(process_sticky_events()));
+ lazy_event_handler_.setSingleShot(true);
+
+ setViewport(viewport_);
+
+ viewport_->installEventFilter(this);
+ ruler_->installEventFilter(this);
+ header_->installEventFilter(this);
+
+ // Trigger the initial event manually. The default device has signals
+ // which were created before this object came into being
+ signals_changed();
+
+ // make sure the transparent widgets are on the top
+ ruler_->raise();
+ header_->raise();
+
+ // Update the zoom state
+ calculate_tick_spacing();
+}
+
+Session& View::session()
+{
+ return session_;
+}
+
+const Session& View::session() const
+{
+ return session_;
+}
+
+View* View::view()
+{
+ return this;
+}
- connect(_header, SIGNAL(signals_moved()),
- this, SLOT(on_signals_moved()));
+const View* View::view() const
+{
+ return this;
+}
- setViewportMargins(LabelMarginWidth, RulerHeight, 0, 0);
- setViewport(_viewport);
+Viewport* View::viewport()
+{
+ return viewport_;
+}
- _viewport->installEventFilter(this);
- _ruler->installEventFilter(this);
- _header->installEventFilter(this);
+const Viewport* View::viewport() const
+{
+ return viewport_;
}
-SigSession& View::session()
+vector< shared_ptr<TimeItem> > View::time_items() const
{
- return _session;
+ const vector<shared_ptr<Flag>> f(flags());
+ vector<shared_ptr<TimeItem>> items(f.begin(), f.end());
+ items.push_back(cursors_);
+ items.push_back(cursors_->first());
+ items.push_back(cursors_->second());
+ return items;
}
double View::scale() const
{
- return _scale;
+ return scale_;
}
double View::offset() const
{
- return _offset;
+ return offset_;
+}
+
+int View::owner_visual_v_offset() const
+{
+ return -verticalScrollBar()->sliderPosition();
+}
+
+void View::set_v_offset(int offset)
+{
+ verticalScrollBar()->setSliderPosition(offset);
+ header_->update();
+ viewport_->update();
+}
+
+unsigned int View::depth() const
+{
+ return 0;
}
-int View::v_offset() const
+unsigned int View::tick_prefix() const
{
- return _v_offset;
+ return tick_prefix_;
+}
+
+double View::tick_period() const
+{
+ return tick_period_;
}
void View::zoom(double steps)
{
- zoom(steps, (width() - LabelMarginWidth) / 2);
+ zoom(steps, viewport_->width() / 2);
}
void View::zoom(double steps, int offset)
{
- const double cursor_offset = _offset + _scale * offset;
- _scale *= pow(3.0/2.0, -steps);
- _scale = max(min(_scale, MaxScale), MinScale);
- _offset = cursor_offset - _scale * offset;
+ set_zoom(scale_ * pow(3.0/2.0, -steps), offset);
+}
- _ruler->update();
- _viewport->update();
- update_scroll();
+void View::zoom_fit()
+{
+ const pair<double, double> extents = get_time_extents();
+ const double delta = extents.second - extents.first;
+ if (delta < 1e-12)
+ return;
+
+ assert(viewport_);
+ const int w = viewport_->width();
+ if (w <= 0)
+ return;
+
+ const double scale = max(min(delta / w, MaxScale), MinScale);
+ set_scale_offset(scale, extents.first);
}
+void View::zoom_one_to_one()
+{
+ using pv::data::SignalData;
+
+ // Make a set of all the visible data objects
+ set< shared_ptr<SignalData> > visible_data = get_visible_data();
+ if (visible_data.empty())
+ return;
+
+ double samplerate = 0.0;
+ for (const shared_ptr<SignalData> d : visible_data) {
+ assert(d);
+ const vector< shared_ptr<Segment> > segments =
+ d->segments();
+ for (const shared_ptr<Segment> &s : segments)
+ samplerate = max(samplerate, s->samplerate());
+ }
+
+ if (samplerate == 0.0)
+ return;
+
+ assert(viewport_);
+ const int w = viewport_->width();
+ if (w <= 0)
+ return;
+
+ set_zoom(1.0 / samplerate, w / 2);
+}
void View::set_scale_offset(double scale, double offset)
{
- _scale = scale;
- _offset = offset;
+ scale_ = scale;
+ offset_ = offset;
+
+ calculate_tick_spacing();
update_scroll();
- _ruler->update();
- _viewport->update();
+ ruler_->update();
+ viewport_->update();
+ scale_offset_changed();
+}
+
+set< shared_ptr<SignalData> > View::get_visible_data() const
+{
+ shared_lock<shared_mutex> lock(session().signals_mutex());
+ const unordered_set< shared_ptr<Signal> > &sigs(session().signals());
+
+ // Make a set of all the visible data objects
+ set< shared_ptr<SignalData> > visible_data;
+ for (const shared_ptr<Signal> sig : sigs)
+ if (sig->enabled())
+ visible_data.insert(sig->data());
+
+ return visible_data;
+}
+
+pair<double, double> View::get_time_extents() const
+{
+ double left_time = DBL_MAX, right_time = DBL_MIN;
+ const set< shared_ptr<SignalData> > visible_data = get_visible_data();
+ for (const shared_ptr<SignalData> d : visible_data)
+ {
+ const vector< shared_ptr<Segment> > segments =
+ d->segments();
+ for (const shared_ptr<Segment> &s : segments) {
+ double samplerate = s->samplerate();
+ samplerate = (samplerate <= 0.0) ? 1.0 : samplerate;
+
+ const double start_time = s->start_time();
+ left_time = min(left_time, start_time);
+ right_time = max(right_time, start_time +
+ d->get_max_sample_count() / samplerate);
+ }
+ }
+
+ if (left_time == DBL_MAX && right_time == DBL_MIN)
+ return make_pair(0.0, 0.0);
+
+ assert(left_time < right_time);
+ return make_pair(left_time, right_time);
}
bool View::cursors_shown() const
{
- return _show_cursors;
+ return show_cursors_;
}
void View::show_cursors(bool show)
{
- _show_cursors = show;
- _ruler->update();
- _viewport->update();
+ show_cursors_ = show;
+ ruler_->update();
+ viewport_->update();
}
-std::pair<Cursor, Cursor>& View::cursors()
+void View::centre_cursors()
{
- return _cursors;
+ const double time_width = scale_ * viewport_->width();
+ cursors_->first()->set_time(offset_ + time_width * 0.4);
+ cursors_->second()->set_time(offset_ + time_width * 0.6);
+ ruler_->update();
+ viewport_->update();
}
-const QPoint& View::hover_point() const
+std::shared_ptr<CursorPair> View::cursors() const
{
- return _hover_point;
+ return cursors_;
}
-void View::normalize_layout()
+void View::add_flag(double time)
{
- const vector< shared_ptr<Signal> > sigs(_session.get_signals());
+ flags_.push_back(shared_ptr<Flag>(new Flag(*this, time,
+ QString("%1").arg(next_flag_text_))));
+ next_flag_text_ = (next_flag_text_ >= 'Z') ? 'A' :
+ (next_flag_text_ + 1);
+ time_item_appearance_changed(true, true);
+}
- int v_min = INT_MAX;
- BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
- v_min = min(s->get_v_offset(), v_min);
+void View::remove_flag(std::shared_ptr<Flag> flag)
+{
+ flags_.remove(flag);
+ time_item_appearance_changed(true, true);
+}
- const int delta = -min(v_min, 0);
- BOOST_FOREACH(shared_ptr<Signal> s, sigs)
- s->set_v_offset(s->get_v_offset() + delta);
+vector< std::shared_ptr<Flag> > View::flags() const
+{
+ vector< std::shared_ptr<Flag> > flags(flags_.begin(), flags_.end());
+ stable_sort(flags.begin(), flags.end(),
+ [](const shared_ptr<Flag> &a, const shared_ptr<Flag> &b) {
+ return a->time() < b->time();
+ });
- verticalScrollBar()->setSliderPosition(_v_offset + delta);
- v_scroll_value_changed(verticalScrollBar()->sliderPosition());
+ return flags;
+}
+
+const QPoint& View::hover_point() const
+{
+ return hover_point_;
+}
+
+void View::update_viewport()
+{
+ assert(viewport_);
+ viewport_->update();
+ header_->update();
+}
+
+void View::restack_all_row_items()
+{
+ // Make a set of owners
+ unordered_set< RowItemOwner* > owners;
+ for (const auto &r : *this)
+ owners.insert(r->owner());
+
+ // Make a list that is sorted from deepest first
+ vector< RowItemOwner* > sorted_owners(owners.begin(), owners.end());
+ sort(sorted_owners.begin(), sorted_owners.end(),
+ [](const RowItemOwner* a, const RowItemOwner *b) {
+ return a->depth() > b->depth(); });
+
+ // Restack the items recursively
+ for (auto &o : sorted_owners)
+ o->restack_items();
+
+ // Animate the items to their destination
+ for (const auto &r : *this)
+ r->animate_to_layout_v_offset();
}
void View::get_scroll_layout(double &length, double &offset) const
{
- const shared_ptr<data::SignalData> sig_data = _session.get_data();
- if (!sig_data)
- return;
+ const pair<double, double> extents = get_time_extents();
+ length = (extents.second - extents.first) / scale_;
+ offset = offset_ / scale_;
+}
- length = _data_length / (sig_data->get_samplerate() * _scale);
- offset = _offset / _scale;
+void View::set_zoom(double scale, int offset)
+{
+ const double cursor_offset = offset_ + scale_ * offset;
+ const double new_scale = max(min(scale, MaxScale), MinScale);
+ const double new_offset = cursor_offset - new_scale * offset;
+ set_scale_offset(new_scale, new_offset);
+}
+
+void View::calculate_tick_spacing()
+{
+ const double SpacingIncrement = 32.0f;
+ const double MinValueSpacing = 32.0f;
+
+ double min_width = SpacingIncrement, typical_width;
+
+ QFontMetrics m(QApplication::font());
+
+ do {
+ const double min_period = scale_ * min_width;
+
+ const int order = (int)floorf(log10f(min_period));
+ const double order_decimal = pow(10.0, order);
+
+ unsigned int unit = 0;
+
+ do {
+ tick_period_ = order_decimal * ScaleUnits[unit++];
+ } while (tick_period_ < min_period &&
+ unit < countof(ScaleUnits));
+
+ tick_prefix_ = (order - pv::util::FirstSIPrefixPower) / 3;
+
+ typical_width = m.boundingRect(0, 0, INT_MAX, INT_MAX,
+ Qt::AlignLeft | Qt::AlignTop,
+ format_time(offset_, tick_prefix_)).width() +
+ MinValueSpacing;
+
+ min_width += SpacingIncrement;
+
+ } while(typical_width > tick_period_ / scale_);
}
void View::update_scroll()
{
- assert(_viewport);
+ assert(viewport_);
- const QSize areaSize = _viewport->size();
+ const QSize areaSize = viewport_->size();
// Set the horizontal scroll bar
double length = 0, offset = 0;
get_scroll_layout(length, offset);
length = max(length - areaSize.width(), 0.0);
- horizontalScrollBar()->setPageStep(areaSize.width());
+ int major_tick_distance = tick_period_ / scale_;
+
+ horizontalScrollBar()->setPageStep(areaSize.width() / 2);
+ horizontalScrollBar()->setSingleStep(major_tick_distance);
+
+ updating_scroll_ = true;
if (length < MaxScrollValue) {
horizontalScrollBar()->setRange(0, length);
} else {
horizontalScrollBar()->setRange(0, MaxScrollValue);
horizontalScrollBar()->setSliderPosition(
- _offset * MaxScrollValue / (_scale * length));
+ offset_ * MaxScrollValue / (scale_ * length));
}
+ updating_scroll_ = false;
+
// Set the vertical scrollbar
verticalScrollBar()->setPageStep(areaSize.height());
- verticalScrollBar()->setRange(0,
- _viewport->get_total_height() + SignalMargin -
- areaSize.height());
+ verticalScrollBar()->setSingleStep(areaSize.height() / 8);
+
+ const pair<int, int> extents = v_extents();
+ verticalScrollBar()->setRange(extents.first - (areaSize.height() / 2),
+ extents.second - (areaSize.height() / 2));
+}
+
+void View::update_layout()
+{
+ setViewportMargins(
+ header_->sizeHint().width() - pv::view::Header::BaselineOffset,
+ ruler_->sizeHint().height(), 0, 0);
+ ruler_->setGeometry(viewport_->x(), 0,
+ viewport_->width(), ruler_->extended_size_hint().height());
+ header_->setGeometry(0, viewport_->y(),
+ header_->extended_size_hint().width(), viewport_->height());
+ update_scroll();
+}
+
+void View::paint_label(QPainter &p, const QRect &rect, bool hover)
+{
+ (void)p;
+ (void)rect;
+ (void)hover;
+}
+
+QRectF View::label_rect(const QRectF &rect)
+{
+ (void)rect;
+ return QRectF();
}
-void View::reset_signal_layout()
+bool View::add_channels_to_owner(
+ const vector< shared_ptr<sigrok::Channel> > &channels,
+ RowItemOwner *owner, int &offset,
+ unordered_map<shared_ptr<sigrok::Channel>, shared_ptr<Signal> >
+ &signal_map,
+ std::function<bool (shared_ptr<RowItem>)> filter_func)
{
- int offset = SignalMargin;
- const vector< shared_ptr<Signal> > sigs(_session.get_signals());
- BOOST_FOREACH(shared_ptr<Signal> s, sigs) {
- s->set_v_offset(offset);
- offset += SignalHeight + 2 * SignalMargin;
+ bool any_added = false;
+
+ assert(owner);
+
+ for (const auto &channel : channels)
+ {
+ const auto iter = signal_map.find(channel);
+ if (iter == signal_map.end() ||
+ (filter_func && !filter_func((*iter).second)))
+ continue;
+
+ shared_ptr<RowItem> row_item = (*iter).second;
+ owner->add_child_item(row_item);
+ apply_offset(row_item, offset);
+ signal_map.erase(iter);
+
+ any_added = true;
}
- normalize_layout();
+ return any_added;
+}
+
+void View::apply_offset(shared_ptr<RowItem> row_item, int &offset) {
+ assert(row_item);
+ const pair<int, int> extents = row_item->v_extents();
+ if (row_item->enabled())
+ offset += -extents.first;
+ row_item->force_to_v_offset(offset);
+ if (row_item->enabled())
+ offset += extents.second;
}
bool View::eventFilter(QObject *object, QEvent *event)
if (type == QEvent::MouseMove) {
const QMouseEvent *const mouse_event = (QMouseEvent*)event;
- if (object == _viewport)
- _hover_point = mouse_event->pos();
- else if (object == _ruler)
- _hover_point = QPoint(mouse_event->x(), 0);
- else if (object == _header)
- _hover_point = QPoint(0, mouse_event->y());
+ if (object == viewport_)
+ hover_point_ = mouse_event->pos();
+ else if (object == ruler_)
+ hover_point_ = QPoint(mouse_event->x(), 0);
+ else if (object == header_)
+ hover_point_ = QPoint(0, mouse_event->y());
else
- _hover_point = QPoint(-1, -1);
+ hover_point_ = QPoint(-1, -1);
hover_point_changed();
} else if (type == QEvent::Leave) {
- _hover_point = QPoint(-1, -1);
+ hover_point_ = QPoint(-1, -1);
hover_point_changed();
}
case QEvent::MouseButtonDblClick:
case QEvent::MouseMove:
case QEvent::Wheel:
+ case QEvent::TouchBegin:
+ case QEvent::TouchUpdate:
+ case QEvent::TouchEnd:
return false;
default:
void View::resizeEvent(QResizeEvent*)
{
- _ruler->setGeometry(_viewport->x(), 0,
- _viewport->width(), _viewport->y());
- _header->setGeometry(0, _viewport->y(),
- _viewport->x(), _viewport->height());
- update_scroll();
+ update_layout();
+}
+
+void View::row_item_appearance_changed(bool label, bool content)
+{
+ if (label)
+ header_->update();
+ if (content)
+ viewport_->update();
+}
+
+void View::time_item_appearance_changed(bool label, bool content)
+{
+ if (label)
+ ruler_->update();
+ if (content)
+ viewport_->update();
+}
+
+void View::extents_changed(bool horz, bool vert)
+{
+ sticky_events_ |=
+ (horz ? RowItemHExtentsChanged : 0) |
+ (vert ? RowItemVExtentsChanged : 0);
+ lazy_event_handler_.start();
}
void View::h_scroll_value_changed(int value)
{
+ if (updating_scroll_)
+ return;
+
const int range = horizontalScrollBar()->maximum();
if (range < MaxScrollValue)
- _offset = _scale * value;
+ offset_ = scale_ * value;
else {
double length = 0, offset;
get_scroll_layout(length, offset);
- _offset = _scale * length * value / MaxScrollValue;
+ offset_ = scale_ * length * value / MaxScrollValue;
}
- _ruler->update();
- _viewport->update();
+ ruler_->update();
+ viewport_->update();
}
-void View::v_scroll_value_changed(int value)
+void View::v_scroll_value_changed()
{
- _v_offset = value;
- _header->update();
- _viewport->update();
+ header_->update();
+ viewport_->update();
}
void View::signals_changed()
{
- reset_signal_layout();
+ int offset = 0;
+
+ // Populate the traces
+ clear_child_items();
+
+ shared_ptr<sigrok::Device> device = session_.device();
+ assert(device);
+
+ // Collect a set of signals
+ unordered_map<shared_ptr<sigrok::Channel>, shared_ptr<Signal> >
+ signal_map;
+
+ shared_lock<shared_mutex> lock(session_.signals_mutex());
+ const unordered_set< shared_ptr<Signal> > &sigs(session_.signals());
+
+ for (const shared_ptr<Signal> &sig : sigs)
+ signal_map[sig->channel()] = sig;
+
+ // Populate channel groups
+ for (auto entry : device->channel_groups())
+ {
+ const shared_ptr<sigrok::ChannelGroup> &group = entry.second;
+
+ if (group->channels().size() <= 1)
+ continue;
+
+ shared_ptr<TraceGroup> trace_group(new TraceGroup());
+ int child_offset = 0;
+ if (add_channels_to_owner(group->channels(),
+ trace_group.get(), child_offset, signal_map))
+ {
+ add_child_item(trace_group);
+ apply_offset(trace_group, offset);
+ }
+ }
+
+ // Add the remaining logic channels
+ shared_ptr<TraceGroup> logic_trace_group(new TraceGroup());
+ int child_offset = 0;
+
+ if (add_channels_to_owner(device->channels(),
+ logic_trace_group.get(), child_offset, signal_map,
+ [](shared_ptr<RowItem> r) -> bool {
+ return dynamic_pointer_cast<LogicSignal>(r) != nullptr;
+ }))
+
+ {
+ add_child_item(logic_trace_group);
+ apply_offset(logic_trace_group, offset);
+ }
+
+ // Add the remaining channels
+ add_channels_to_owner(device->channels(), this, offset, signal_map);
+ assert(signal_map.empty());
+
+ // Add decode signals
+#ifdef ENABLE_DECODE
+ const vector< shared_ptr<DecodeTrace> > decode_sigs(
+ session().get_decode_signals());
+ for (auto s : decode_sigs) {
+ add_child_item(s);
+ apply_offset(s, offset);
+ }
+#endif
+
+ update_layout();
}
void View::data_updated()
{
- // Get the new data length
- _data_length = 0;
- shared_ptr<data::Logic> sig_data = _session.get_data();
- if (sig_data) {
- deque< shared_ptr<data::LogicSnapshot> > &snapshots =
- sig_data->get_snapshots();
- BOOST_FOREACH(shared_ptr<data::LogicSnapshot> s, snapshots)
- if (s)
- _data_length = max(_data_length,
- s->get_sample_count());
- }
-
// Update the scroll bars
update_scroll();
// Repaint the view
- _viewport->update();
+ viewport_->update();
}
-void View::marker_time_changed()
+void View::process_sticky_events()
{
- _ruler->update();
- _viewport->update();
+ if (sticky_events_ & RowItemHExtentsChanged)
+ update_layout();
+ if (sticky_events_ & RowItemVExtentsChanged) {
+ restack_all_row_items();
+ update_scroll();
+ }
+
+ // Clear the sticky events
+ sticky_events_ = 0;
}
-void View::on_signals_moved()
+void View::on_hover_point_changed()
{
- update_scroll();
- signals_moved();
+ for (shared_ptr<RowItem> r : *this)
+ r->hover_point_changed();
}
} // namespace view