/*
- Copyright (C) 2001-2006 Paul Davis
+ Copyright (C) 2001-2006 Paul Davis
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
#include <gtkmm.h>
#include <gtkmm2ext/gtk_ui.h>
-#include <pbd/stacktrace.h>
-#include <ardour/playlist.h>
-#include <ardour/audioregion.h>
-#include <ardour/audiosource.h>
-#include <ardour/audio_diskstream.h>
+#include "ardour/playlist.h"
+#include "ardour/audioregion.h"
+#include "ardour/audiosource.h"
+#include "ardour/audio_diskstream.h"
+#include "ardour/session.h"
#include "ardour_ui.h"
+#include "global_signals.h"
+#include "canvas-noevent-text.h"
#include "streamview.h"
#include "region_view.h"
#include "automation_region_view.h"
#include "region_editor.h"
#include "ghostregion.h"
#include "route_time_axis.h"
+#include "ui_config.h"
#include "utils.h"
#include "rgb_macros.h"
#include "gui_thread.h"
#include "i18n.h"
-using namespace sigc;
+using namespace std;
using namespace ARDOUR;
using namespace PBD;
using namespace Editing;
+using namespace Gtk;
using namespace ArdourCanvas;
static const int32_t sync_mark_width = 9;
-sigc::signal<void,RegionView*> RegionView::RegionViewGoingAway;
+PBD::Signal1<void,RegionView*> RegionView::RegionViewGoingAway;
-RegionView::RegionView (ArdourCanvas::Group* parent,
+RegionView::RegionView (ArdourCanvas::Group* parent,
TimeAxisView& tv,
boost::shared_ptr<ARDOUR::Region> r,
double spu,
- Gdk::Color& basic_color)
- : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(),
+ Gdk::Color const & basic_color,
+ bool automation)
+ : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), false, automation,
TimeAxisViewItem::Visibility (TimeAxisViewItem::ShowNameText|
- TimeAxisViewItem::ShowNameHighlight|
- TimeAxisViewItem::ShowFrame))
- , _region (r)
- , sync_mark(0)
- , sync_line(0)
- , editor(0)
- , current_visible_sync_position(0.0)
- , valid(false)
- , _enable_display(false)
- , _pixel_width(1.0)
- , in_destructor(false)
- , wait_for_data(false)
+ TimeAxisViewItem::ShowNameHighlight| TimeAxisViewItem::ShowFrame))
+ , _region (r)
+ , sync_mark(0)
+ , sync_line(0)
+ , editor(0)
+ , current_visible_sync_position(0.0)
+ , valid(false)
+ , _enable_display(false)
+ , _pixel_width(1.0)
+ , in_destructor(false)
+ , wait_for_data(false)
+ , _silence_text (0)
+ , _region_relative_time_converter(r->session().tempo_map(), r->position())
+ , _source_relative_time_converter(r->session().tempo_map(), r->position() - r->start())
{
+ GhostRegion::CatchDeletion.connect (*this, invalidator (*this), ui_bind (&RegionView::remove_ghost, this, _1), gui_context());
}
RegionView::RegionView (const RegionView& other)
- : TimeAxisViewItem (other)
+ : sigc::trackable(other)
+ , TimeAxisViewItem (other)
+ , _silence_text (0)
+ , _region_relative_time_converter(other.region_relative_time_converter())
+ , _source_relative_time_converter(other.source_relative_time_converter())
{
/* derived concrete type will call init () */
_region = other._region;
- editor = 0;
current_visible_sync_position = other.current_visible_sync_position;
valid = false;
- _enable_display = false;
_pixel_width = other._pixel_width;
+
+ GhostRegion::CatchDeletion.connect (*this, invalidator (*this), ui_bind (&RegionView::remove_ghost, this, _1), gui_context());
+}
+
+RegionView::RegionView (const RegionView& other, boost::shared_ptr<Region> other_region)
+ : sigc::trackable(other)
+ , TimeAxisViewItem (other)
+ , _silence_text (0)
+ , _region_relative_time_converter(other_region->session().tempo_map(), other_region->position())
+ , _source_relative_time_converter(other_region->session().tempo_map(), other_region->position() - other_region->start())
+{
+ /* this is a pseudo-copy constructor used when dragging regions
+ around on the canvas.
+ */
+
+ /* derived concrete type will call init () */
+
+ _region = other_region;
+ current_visible_sync_position = other.current_visible_sync_position;
+ valid = false;
+ _pixel_width = other._pixel_width;
+
+ GhostRegion::CatchDeletion.connect (*this, invalidator (*this), ui_bind (&RegionView::remove_ghost, this, _1), gui_context());
}
-RegionView::RegionView (ArdourCanvas::Group* parent,
+RegionView::RegionView (ArdourCanvas::Group* parent,
TimeAxisView& tv,
boost::shared_ptr<ARDOUR::Region> r,
double spu,
- Gdk::Color& basic_color,
+ Gdk::Color const & basic_color,
+ bool recording,
TimeAxisViewItem::Visibility visibility)
- : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), visibility)
+ : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), recording, false, visibility)
, _region (r)
, sync_mark(0)
, sync_line(0)
, _pixel_width(1.0)
, in_destructor(false)
, wait_for_data(false)
+ , _silence_text (0)
+ , _region_relative_time_converter(r->session().tempo_map(), r->position())
+ , _source_relative_time_converter(r->session().tempo_map(), r->position() - r->start())
{
}
void
-RegionView::init (Gdk::Color& basic_color, bool wfd)
+RegionView::init (Gdk::Color const & basic_color, bool wfd)
{
- valid = true;
- _enable_display = false;
- in_destructor = false;
- wait_for_data = wfd;
+ editor = 0;
+ valid = true;
+ in_destructor = false;
+ wait_for_data = wfd;
sync_mark = 0;
sync_line = 0;
sync_mark = 0;
compute_colors (basic_color);
- name_highlight->set_data ("regionview", this);
+ if (name_highlight) {
+ name_highlight->set_data ("regionview", this);
+ name_highlight->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), name_highlight, this));
+
+ if (frame_handle_start) {
+ frame_handle_start->set_data ("regionview", this);
+ frame_handle_start->set_data ("isleft", (void*) 1);
+ frame_handle_start->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_frame_handle_event), frame_handle_start, this));
+ frame_handle_start->raise_to_top();
+ }
- if (name_text) {
- name_text->set_data ("regionview", this);
+ if (frame_handle_end) {
+ frame_handle_end->set_data ("regionview", this);
+ frame_handle_end->set_data ("isleft", (void*) 0);
+ frame_handle_end->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_frame_handle_event), frame_handle_end, this));
+ frame_handle_end->raise_to_top();
+ }
}
- if (wfd)
+ if (name_pixbuf) {
+ name_pixbuf->set_data ("regionview", this);
+ name_pixbuf->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_event), name_pixbuf, this));
+ }
+
+ if (wfd) {
_enable_display = true;
+ }
- set_y_position_and_height (0, trackview.height - 2);
+ set_height (trackview.current_height());
- _region->StateChanged.connect (mem_fun(*this, &RegionView::region_changed));
+ _region->PropertyChanged.connect (*this, invalidator (*this), ui_bind (&RegionView::region_changed, this, _1), gui_context());
- group->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_event), group, this));
- name_highlight->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), name_highlight, this));
+ group->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_event), group, this));
set_colors ();
- ColorsChanged.connect (mem_fun (*this, &RegionView::color_handler));
- // set_pango_fontsize();
+ ColorsChanged.connect (sigc::mem_fun (*this, &RegionView::color_handler));
+
/* XXX sync mark drag? */
}
delete *g;
}
- if (editor) {
- delete editor;
+ for (list<ArdourCanvas::SimpleRect*>::iterator i = _coverage_frames.begin (); i != _coverage_frames.end (); ++i) {
+ delete *i;
}
+
+ drop_silent_frames ();
+
+ delete editor;
+}
+
+void
+RegionView::set_silent_frames (const AudioIntervalResult& silences, double /*threshold*/)
+{
+ framecnt_t shortest = max_framecnt;
+
+ /* remove old silent frames */
+ drop_silent_frames ();
+
+ if (silences.empty()) {
+ return;
+ }
+
+ uint32_t const color = ARDOUR_UI::config()->canvasvar_Silence.get();
+
+ for (AudioIntervalResult::const_iterator i = silences.begin(); i != silences.end(); ++i) {
+
+ ArdourCanvas::SimpleRect* cr = new ArdourCanvas::SimpleRect (*group);
+ _silent_frames.push_back (cr);
+
+ /* coordinates for the rect are relative to the regionview origin */
+
+ cr->property_x1() = trackview.editor().frame_to_pixel (i->first - _region->start());
+ cr->property_x2() = trackview.editor().frame_to_pixel (i->second - _region->start());
+ cr->property_y1() = 1;
+ cr->property_y2() = _height - 2;
+ cr->property_outline_pixels() = 0;
+ cr->property_fill_color_rgba () = color;
+
+ shortest = min (shortest, i->second - i->first);
+ }
+
+ /* Find shortest audible segment */
+ framecnt_t shortest_audible = max_framecnt;
+
+ framecnt_t s = _region->start();
+ for (AudioIntervalResult::const_iterator i = silences.begin(); i != silences.end(); ++i) {
+ framecnt_t const dur = i->first - s;
+ if (dur > 0) {
+ shortest_audible = min (shortest_audible, dur);
+ }
+
+ s = i->second;
+ }
+
+ framecnt_t const dur = _region->start() + _region->length() - 1 - s;
+ if (dur > 0) {
+ shortest_audible = min (shortest_audible, dur);
+ }
+
+ _silence_text = new ArdourCanvas::NoEventText (*group);
+ _silence_text->property_font_desc() = get_font_for_style (N_("SilenceText"));
+ _silence_text->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SilenceText.get();
+ _silence_text->property_anchor() = ANCHOR_NW;
+
+ /* both positions are relative to the region start offset in source */
+
+ _silence_text->property_x() = trackview.editor().frame_to_pixel (silences.front().first - _region->start()) + 10.0;
+ _silence_text->property_y() = 20.0;
+
+ double ms = (float) shortest/_region->session().frame_rate();
+
+ /* ms are now in seconds */
+
+ char const * sunits;
+
+ if (ms >= 60.0) {
+ sunits = _("minutes");
+ ms /= 60.0;
+ } else if (ms < 1.0) {
+ sunits = _("msecs");
+ ms *= 1000.0;
+ } else {
+ sunits = _("secs");
+ }
+
+ string text = string_compose (ngettext ("%1 silent segment", "%1 silent segments", silences.size()), silences.size())
+ + ", "
+ + string_compose (_("shortest = %1 %2"), ms, sunits);
+
+ if (shortest_audible != max_framepos) {
+ /* ms are now in seconds */
+ double ma = (float) shortest_audible / _region->session().frame_rate();
+ char const * aunits;
+
+ if (ma >= 60.0) {
+ aunits = _("minutes");
+ ma /= 60.0;
+ } else if (ma < 1.0) {
+ aunits = _("msecs");
+ ma *= 1000.0;
+ } else {
+ aunits = _("secs");
+ }
+
+ text += string_compose (_("\n (shortest audible segment = %1 %2)"), ma, aunits);
+ }
+
+ _silence_text->property_text() = text.c_str ();
+}
+
+void
+RegionView::hide_silent_frames ()
+{
+ for (list<ArdourCanvas::SimpleRect*>::iterator i = _silent_frames.begin (); i != _silent_frames.end (); ++i) {
+ (*i)->hide ();
+ }
+ _silence_text->hide();
+}
+
+void
+RegionView::drop_silent_frames ()
+{
+ for (list<ArdourCanvas::SimpleRect*>::iterator i = _silent_frames.begin (); i != _silent_frames.end (); ++i) {
+ delete *i;
+ }
+ _silent_frames.clear ();
+
+ delete _silence_text;
+ _silence_text = 0;
}
gint
-RegionView::_lock_toggle (ArdourCanvas::Item* item, GdkEvent* ev, void* arg)
+RegionView::_lock_toggle (ArdourCanvas::Item*, GdkEvent* ev, void* arg)
{
switch (ev->type) {
case GDK_BUTTON_RELEASE:
break;
default:
break;
- }
+ }
return FALSE;
}
}
void
-RegionView::region_changed (Change what_changed)
+RegionView::region_changed (const PropertyChange& what_changed)
{
- ENSURE_GUI_THREAD (bind (mem_fun(*this, &RegionView::region_changed), what_changed));
+ ENSURE_GUI_THREAD (*this, &RegionView::region_changed, what_changed);
- if (what_changed & BoundsChanged) {
+ if (what_changed.contains (ARDOUR::bounds_change)) {
region_resized (what_changed);
region_sync_changed ();
}
- if (what_changed & Region::MuteChanged) {
+ if (what_changed.contains (ARDOUR::Properties::muted)) {
region_muted ();
}
- if (what_changed & Region::OpacityChanged) {
+ if (what_changed.contains (ARDOUR::Properties::opaque)) {
region_opacity ();
}
- if (what_changed & ARDOUR::NameChanged) {
+ if (what_changed.contains (ARDOUR::Properties::name)) {
region_renamed ();
}
- if (what_changed & Region::SyncOffsetChanged) {
+ if (what_changed.contains (ARDOUR::Properties::sync_position)) {
region_sync_changed ();
}
- /*
- this should not be needed now that only playlist can change layering
- */
- /*
- if (what_changed & Region::LayerChanged) {
- region_layered ();
- }
- */
- if (what_changed & Region::LockChanged) {
+ if (what_changed.contains (ARDOUR::Properties::locked)) {
region_locked ();
}
}
}
void
-RegionView::region_resized (Change what_changed)
+RegionView::region_resized (const PropertyChange& what_changed)
{
double unit_length;
- if (what_changed & ARDOUR::PositionChanged) {
+ if (what_changed.contains (ARDOUR::Properties::position)) {
set_position (_region->position(), 0);
+ _region_relative_time_converter.set_origin_b (_region->position());
}
- if (what_changed & Change (StartChanged|LengthChanged)) {
+ if (what_changed.contains (ARDOUR::Properties::start) || what_changed.contains (ARDOUR::Properties::position)) {
+ _source_relative_time_converter.set_origin_b (_region->position() - _region->start());
+ }
+
+ PropertyChange s_and_l;
+ s_and_l.add (ARDOUR::Properties::start);
+ s_and_l.add (ARDOUR::Properties::length);
+
+ if (what_changed.contains (s_and_l)) {
set_duration (_region->length(), 0);
unit_length = _region->length() / samples_per_unit;
-
+
for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
(*i)->set_duration (unit_length);
{
TimeAxisViewItem::reset_width_dependent_items (pixel_width);
_pixel_width = pixel_width;
-
- /*for (AutomationChildren::iterator i = _automation_children.begin();
- i != _automation_children.end(); ++i) {
- i->second->reset_width_dependent_items(pixel_width);
- }*/
}
-void
-RegionView::region_layered ()
-{
- RouteTimeAxisView *rtv = dynamic_cast<RouteTimeAxisView*>(&get_time_axis_view());
- assert(rtv);
- rtv->view()->region_layered (this);
-}
-
void
RegionView::region_muted ()
{
}
bool
-RegionView::set_position (nframes_t pos, void* src, double* ignored)
+RegionView::set_position (framepos_t pos, void* /*src*/, double* ignored)
{
double delta;
bool ret;
for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
(*i)->group->move (delta, 0.0);
}
-
- for (AutomationChildren::iterator i = _automation_children.begin();
- i != _automation_children.end(); ++i) {
- i->second->get_canvas_group()->move(delta, 0.0);
- }
}
return ret;
}
bool
-RegionView::set_duration (nframes_t frames, void *src)
+RegionView::set_duration (framecnt_t frames, void *src)
{
if (!TimeAxisViewItem::set_duration (frames, src)) {
return false;
}
-
+
for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
(*i)->set_duration (_region->length() / samples_per_unit);
}
return true;
}
-void
-RegionView::compute_colors (Gdk::Color& basic_color)
-{
- TimeAxisViewItem::compute_colors (basic_color);
-}
-
void
RegionView::set_colors ()
{
TimeAxisViewItem::set_colors ();
-
+
if (sync_mark) {
- sync_mark->property_fill_color_rgba() = fill_color;
- sync_line->property_fill_color_rgba() = fill_color;
+ sync_mark->property_fill_color_rgba() = RGBA_TO_UINT(0,255,0,255); // fill_color; // FIXME make a themeable colour
+ sync_line->property_fill_color_rgba() = RGBA_TO_UINT(0,255,0,255); // fill_color; // FIXME make a themeable colour
}
}
} else {
fill_opacity = 60;
}
-
+
set_frame_color ();
}
+void
+RegionView::show_region_editor ()
+{
+ if (editor == 0) {
+ editor = new RegionEditor (trackview.session(), region());
+ }
+
+ editor->present ();
+ editor->show_all();
+}
+
void
RegionView::hide_region_editor()
{
}
}
-Glib::ustring
+std::string
RegionView::make_name () const
{
- Glib::ustring str;
+ std::string str;
// XXX nice to have some good icons for this
void
RegionView::region_renamed ()
{
- Glib::ustring str = make_name ();
+ std::string str = make_name ();
set_item_name (str, this);
set_name_text (str);
RegionView::region_sync_changed ()
{
int sync_dir;
- nframes_t sync_offset;
+ framecnt_t sync_offset;
sync_offset = _region->sync_offset (sync_dir);
if (!sync_mark) {
/* points set below */
-
- sync_mark = new ArdourCanvas::Polygon (*group);
- sync_mark->property_fill_color_rgba() = fill_color;
+
+ sync_mark = new ArdourCanvas::Polygon (*group);
+ sync_mark->property_fill_color_rgba() = RGBA_TO_UINT(0,255,0,255); // fill_color; // FIXME make a themeable colour
sync_line = new ArdourCanvas::Line (*group);
- sync_line->property_fill_color_rgba() = fill_color;
+ sync_line->property_fill_color_rgba() = RGBA_TO_UINT(0,255,0,255); // fill_color; // FIXME make a themeable colour
sync_line->property_width_pixels() = 1;
}
if (sync_offset == 0) {
/* no sync mark - its the start of the region */
-
+
sync_mark->hide();
sync_line->hide ();
} else {
- if ((sync_dir < 0) || ((sync_dir > 0) && (sync_offset > _region->length()))) {
+ if ((sync_dir < 0) || ((sync_dir > 0) && (sync_offset > _region->length()))) {
/* no sync mark - its out of the bounds of the region */
/* lets do it */
Points points;
-
+
//points = sync_mark->property_points().get_value();
-
+
double offset = sync_offset / samples_per_unit;
points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
points.push_back (Gnome::Art::Point (offset + ((sync_mark_width-1)/2), 1));
points.push_back (Gnome::Art::Point (offset, sync_mark_width - 1));
- points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
+ points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
sync_mark->property_points().set_value (points);
sync_mark->show ();
points.clear ();
points.push_back (Gnome::Art::Point (offset, 0));
- points.push_back (Gnome::Art::Point (offset, trackview.height - NAME_HIGHLIGHT_SIZE));
+ points.push_back (Gnome::Art::Point (offset, trackview.current_height() - NAME_HIGHLIGHT_SIZE));
sync_line->property_points().set_value (points);
sync_line->show ();
for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
(*i)->group->move (x_delta, 0.0);
}
-
- for (AutomationChildren::iterator i = _automation_children.begin();
- i != _automation_children.end(); ++i) {
- i->second->get_canvas_group()->move(x_delta, 0.0);
- }
}
void
void
RegionView::set_height (double h)
{
+ TimeAxisViewItem::set_height(h);
+
if (sync_line) {
Points points;
int sync_dir;
- nframes_t sync_offset;
+ framecnt_t sync_offset;
sync_offset = _region->sync_offset (sync_dir);
double offset = sync_offset / samples_per_unit;
points.push_back (Gnome::Art::Point (offset, h - NAME_HIGHLIGHT_SIZE));
sync_line->property_points().set_value (points);
}
+
+ for (list<ArdourCanvas::SimpleRect*>::iterator i = _coverage_frames.begin(); i != _coverage_frames.end(); ++i) {
+ (*i)->property_y2() = h + 1;
+ }
+
+ for (list<ArdourCanvas::SimpleRect*>::iterator i = _silent_frames.begin(); i != _silent_frames.end(); ++i) {
+ (*i)->property_y2() = h + 1;
+ }
+
+}
+
+/** Remove old coverage frames and make new ones, if we're in a LayerDisplay mode
+ * which uses them. */
+void
+RegionView::update_coverage_frames (LayerDisplay d)
+{
+ /* remove old coverage frames */
+ for (list<ArdourCanvas::SimpleRect*>::iterator i = _coverage_frames.begin (); i != _coverage_frames.end (); ++i) {
+ delete *i;
+ }
+
+ _coverage_frames.clear ();
+
+ if (d != Stacked) {
+ /* don't do coverage frames unless we're in stacked mode */
+ return;
+ }
+
+ boost::shared_ptr<Playlist> pl (_region->playlist ());
+ if (!pl) {
+ return;
+ }
+
+ framepos_t const position = _region->first_frame ();
+ framepos_t t = position;
+ framepos_t const end = _region->last_frame ();
+
+ ArdourCanvas::SimpleRect* cr = 0;
+ bool me = false;
+
+ uint32_t const color = frame->property_fill_color_rgba ();
+ uint32_t const base_alpha = UINT_RGBA_A (color);
+
+ while (t < end) {
+
+ t++;
+
+ /* is this region is on top at time t? */
+ bool const new_me = (pl->top_unmuted_region_at (t) == _region);
+
+ /* finish off any old rect, if required */
+ if (cr && me != new_me) {
+ cr->property_x2() = trackview.editor().frame_to_pixel (t - position);
+ }
+
+ /* start off any new rect, if required */
+ if (cr == 0 || me != new_me) {
+ cr = new ArdourCanvas::SimpleRect (*group);
+ _coverage_frames.push_back (cr);
+ cr->property_x1() = trackview.editor().frame_to_pixel (t - position);
+ cr->property_y1() = 1;
+ cr->property_y2() = _height + 1;
+ cr->property_outline_pixels() = 0;
+ /* areas that will be played get a lower alpha */
+ uint32_t alpha = base_alpha;
+ if (new_me) {
+ alpha /= 2;
+ }
+ cr->property_fill_color_rgba () = UINT_RGBA_CHANGE_A (color, alpha);
+ }
+
+ t = pl->find_next_region_boundary (t, 1);
+ me = new_me;
+ }
+
+ if (cr) {
+ /* finish off the last rectangle */
+ cr->property_x2() = trackview.editor().frame_to_pixel (end - position);
+ }
+
+ if (frame_handle_start) {
+ frame_handle_start->raise_to_top ();
+ }
+
+ if (frame_handle_end) {
+ frame_handle_end->raise_to_top ();
+ }
+
+ if (name_highlight) {
+ name_highlight->raise_to_top ();
+ }
+
+ if (name_pixbuf) {
+ name_pixbuf->raise_to_top ();
+ }
+}
+
+void
+RegionView::trim_front (framepos_t new_bound, bool no_overlap)
+{
+ if (_region->locked()) {
+ return;
+ }
+
+ RouteTimeAxisView& rtv = dynamic_cast<RouteTimeAxisView&> (trackview);
+ double const speed = rtv.track()->speed ();
+
+ framepos_t const pre_trim_first_frame = _region->first_frame();
+
+ _region->trim_front ((framepos_t) (new_bound * speed));
+
+ if (no_overlap) {
+ // Get the next region on the left of this region and shrink/expand it.
+ boost::shared_ptr<Playlist> playlist (_region->playlist());
+ boost::shared_ptr<Region> region_left = playlist->find_next_region (pre_trim_first_frame, End, 0);
+
+ bool regions_touching = false;
+
+ if (region_left != 0 && (pre_trim_first_frame == region_left->last_frame() + 1)) {
+ regions_touching = true;
+ }
+
+ // Only trim region on the left if the first frame has gone beyond the left region's last frame.
+ if (region_left != 0 && (region_left->last_frame() > _region->first_frame() || regions_touching)) {
+ region_left->trim_end (_region->first_frame() - 1);
+ }
+ }
+
+ region_changed (ARDOUR::bounds_change);
+}
+
+void
+RegionView::trim_end (framepos_t new_bound, bool no_overlap)
+{
+ if (_region->locked()) {
+ return;
+ }
+
+ RouteTimeAxisView& rtv = dynamic_cast<RouteTimeAxisView&> (trackview);
+ double const speed = rtv.track()->speed ();
+
+ framepos_t const pre_trim_last_frame = _region->last_frame();
+
+ _region->trim_end ((framepos_t) (new_bound * speed));
+
+ if (no_overlap) {
+ // Get the next region on the right of this region and shrink/expand it.
+ boost::shared_ptr<Playlist> playlist (_region->playlist());
+ boost::shared_ptr<Region> region_right = playlist->find_next_region (pre_trim_last_frame, Start, 1);
+
+ bool regions_touching = false;
+
+ if (region_right != 0 && (pre_trim_last_frame == region_right->first_frame() - 1)) {
+ regions_touching = true;
+ }
+
+ // Only trim region on the right if the last frame has gone beyond the right region's first frame.
+ if (region_right != 0 && (region_right->first_frame() < _region->last_frame() || regions_touching)) {
+ region_right->trim_front (_region->last_frame() + 1);
+ }
+
+ region_changed (ARDOUR::bounds_change);
+
+ } else {
+ region_changed (PropertyChange (ARDOUR::Properties::length));
+ }
+}
+
+
+void
+RegionView::thaw_after_trim ()
+{
+ if (_region->locked()) {
+ return;
+ }
+
+ _region->resume_property_changes ();
+}
+
+
+void
+RegionView::trim_contents (framepos_t frame_delta, bool left_direction, bool swap_direction)
+{
+ if (_region->locked()) {
+ return;
+ }
+
+ framepos_t new_bound;
+
+ RouteTimeAxisView& rtv = dynamic_cast<RouteTimeAxisView&> (trackview);
+ double const speed = rtv.track()->speed ();
+
+ if (left_direction) {
+ if (swap_direction) {
+ new_bound = (framepos_t) (_region->position() / speed) + frame_delta;
+ } else {
+ new_bound = (framepos_t) (_region->position() / speed) - frame_delta;
+ }
+ } else {
+ if (swap_direction) {
+ new_bound = (framepos_t) (_region->position() / speed) - frame_delta;
+ } else {
+ new_bound = (framepos_t) (_region->position() / speed) + frame_delta;
+ }
+ }
+
+ _region->trim_start ((framepos_t) (new_bound * speed));
+ region_changed (PropertyChange (ARDOUR::Properties::start));
+}
+
+/** Snap a frame offset within our region using the current snap settings.
+ * @param x Frame offset from this region's position.
+ * @return Snapped frame offset from this region's position.
+ */
+frameoffset_t
+RegionView::snap_frame_to_frame (frameoffset_t x) const
+{
+ PublicEditor& editor = trackview.editor();
+
+ /* x is region relative, convert it to global absolute frames */
+ framepos_t const session_frame = x + _region->position();
+
+ /* try a snap in either direction */
+ framepos_t frame = session_frame;
+ editor.snap_to (frame, 0);
+
+ /* if we went off the beginning of the region, snap forwards */
+ if (frame < _region->position ()) {
+ frame = session_frame;
+ editor.snap_to (frame, 1);
+ }
+
+ /* back to region relative */
+ return frame - _region->position();
}