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livetrax/gtk2_ardour/editor_mouse.cc

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/*
Copyright (C) 2000-2001 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
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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <cassert>
#include <cstdlib>
#include <stdint.h>
#include <cmath>
#include <set>
#include <string>
#include <algorithm>
#include <bitset>
#include "pbd/error.h"
#include "pbd/enumwriter.h"
#include "pbd/memento_command.h"
#include "pbd/basename.h"
#include "pbd/stateful_diff_command.h"
#include "gtkmm2ext/bindings.h"
#include "gtkmm2ext/utils.h"
#include "canvas/canvas.h"
#include "ardour/audioregion.h"
#include "ardour/operations.h"
#include "ardour/playlist.h"
#include "ardour/profile.h"
#include "ardour/region_factory.h"
#include "ardour/route.h"
#include "ardour/session.h"
#include "ardour/types.h"
#include "actions.h"
#include "editor.h"
#include "time_axis_view.h"
#include "audio_time_axis.h"
#include "audio_region_view.h"
#include "midi_region_view.h"
#include "marker.h"
#include "streamview.h"
#include "region_gain_line.h"
#include "automation_time_axis.h"
#include "control_point.h"
#include "prompter.h"
#include "selection.h"
#include "keyboard.h"
#include "editing.h"
#include "rgb_macros.h"
#include "control_point_dialog.h"
#include "editor_drag.h"
#include "automation_region_view.h"
#include "edit_note_dialog.h"
#include "mouse_cursors.h"
#include "editor_cursors.h"
#include "verbose_cursor.h"
#include "note.h"
#include "pbd/i18n.h"
using namespace std;
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace Editing;
using Gtkmm2ext::Keyboard;
bool
Editor::mouse_frame (framepos_t& where, bool& in_track_canvas) const
{
/* gdk_window_get_pointer() has X11's XQueryPointer semantics in that it only
pays attentions to subwindows. this means that menu windows are ignored, and
if the pointer is in a menu, the return window from the call will be the
the regular subwindow *under* the menu.
this matters quite a lot if the pointer is moving around in a menu that overlaps
the track canvas because we will believe that we are within the track canvas
when we are not. therefore, we track enter/leave events for the track canvas
and allow that to override the result of gdk_window_get_pointer().
*/
if (!within_track_canvas) {
return false;
}
int x, y;
Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->_track_canvas->get_window();
if (!canvas_window) {
return false;
}
Glib::RefPtr<const Gdk::Window> pointer_window = Gdk::Display::get_default()->get_window_at_pointer (x, y);
if (!pointer_window) {
return false;
}
if (pointer_window != canvas_window) {
in_track_canvas = false;
return false;
}
in_track_canvas = true;
GdkEvent event;
event.type = GDK_BUTTON_RELEASE;
event.button.x = x;
event.button.y = y;
where = window_event_sample (&event, 0, 0);
return true;
}
framepos_t
Editor::window_event_sample (GdkEvent const * event, double* pcx, double* pcy) const
{
ArdourCanvas::Duple d;
if (!gdk_event_get_coords (event, &d.x, &d.y)) {
return 0;
}
/* event coordinates are in window units, so convert to canvas
*/
d = _track_canvas->window_to_canvas (d);
if (pcx) {
*pcx = d.x;
}
if (pcy) {
*pcy = d.y;
}
return pixel_to_sample (d.x);
}
framepos_t
Editor::canvas_event_sample (GdkEvent const * event, double* pcx, double* pcy) const
{
double x;
double y;
/* event coordinates are already in canvas units */
if (!gdk_event_get_coords (event, &x, &y)) {
cerr << "!NO c COORDS for event type " << event->type << endl;
return 0;
}
if (pcx) {
*pcx = x;
}
if (pcy) {
*pcy = y;
}
/* note that pixel_to_sample_from_event() never returns less than zero, so even if the pixel
position is negative (as can be the case with motion events in particular),
the frame location is always positive.
*/
return pixel_to_sample_from_event (x);
}
void
Editor::set_current_trimmable (boost::shared_ptr<Trimmable> t)
{
boost::shared_ptr<Trimmable> st = _trimmable.lock();
if (!st || st == t) {
_trimmable = t;
}
}
void
Editor::set_current_movable (boost::shared_ptr<Movable> m)
{
boost::shared_ptr<Movable> sm = _movable.lock();
if (!sm || sm != m) {
_movable = m;
}
}
void
Editor::mouse_mode_object_range_toggled()
{
MouseMode m = mouse_mode;
Glib::RefPtr<Action> act = ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-range"));
assert (act);
Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
assert (tact);
set_mouse_mode(m, true); //call this so the button styles can get updated
}
static Glib::RefPtr<Action>
get_mouse_mode_action(MouseMode m)
{
switch (m) {
case MouseRange:
return ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-range"));
case MouseObject:
return ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-object"));
case MouseCut:
return ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-cut"));
case MouseDraw:
return ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-draw"));
case MouseTimeFX:
return ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-timefx"));
case MouseContent:
return ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-content"));
case MouseAudition:
return ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-audition"));
}
return Glib::RefPtr<Action>();
}
void
Editor::set_mouse_mode (MouseMode m, bool force)
{
if (_drags->active ()) {
return;
}
if (!force && m == mouse_mode) {
return;
}
if (ARDOUR::Profile->get_mixbus()) {
if ( m == MouseCut) m = MouseObject;
}
Glib::RefPtr<Action> act = get_mouse_mode_action(m);
Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
/* go there and back to ensure that the toggled handler is called to set up mouse_mode */
tact->set_active (false);
tact->set_active (true);
//NOTE: this will result in a call to mouse_mode_toggled which does the heavy lifting
}
void
Editor::mouse_mode_toggled (MouseMode m)
{
if (ARDOUR::Profile->get_mixbus()) {
if ( m == MouseCut) m = MouseObject;
}
Glib::RefPtr<Action> act = get_mouse_mode_action(m);
Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
if (!tact->get_active()) {
/* this was just the notification that the old mode has been
* left. we'll get called again with the new mode active in a
* jiffy.
*/
return;
}
if (_session && mouse_mode == MouseAudition) {
/* stop transport and reset default speed to avoid oddness with
auditioning */
_session->request_transport_speed (0.0, true);
}
const bool was_internal = internal_editing();
mouse_mode = m;
/* Switch snap type/mode if we're moving to/from an internal tool. Note
this must toggle the actions and not call set_snap_*() directly,
otherwise things get out of sync and the combo box stops working. */
if (!was_internal && internal_editing()) {
snap_type_action(internal_snap_type)->set_active(true);
snap_mode_action(internal_snap_mode)->set_active(true);
} else if (was_internal && !internal_editing()) {
snap_type_action(pre_internal_snap_type)->set_active(true);
snap_mode_action(pre_internal_snap_mode)->set_active(true);
}
instant_save ();
/* this should generate a new enter event which will
trigger the appropiate cursor.
*/
if (_track_canvas) {
_track_canvas->re_enter ();
}
set_gain_envelope_visibility ();
update_time_selection_display ();
update_all_enter_cursors ();
MouseModeChanged (); /* EMIT SIGNAL */
}
bool
Editor::internal_editing() const
{
return mouse_mode == Editing::MouseContent || mouse_mode == Editing::MouseDraw;
}
void
Editor::update_time_selection_display ()
{
switch (mouse_mode) {
case MouseRange:
selection->clear_objects ();
selection->clear_midi_notes ();
break;
case MouseObject:
selection->clear_time ();
selection->clear_tracks ();
selection->clear_midi_notes ();
break;
case MouseDraw:
/* Clear regions, but not time or tracks, since that
would destroy the range selection rectangle, which we need to stick
around for AutomationRangeDrag. */
selection->clear_regions ();
selection->clear_playlists ();
break;
case MouseContent:
/* This handles internal edit.
Clear everything except points and notes.
*/
selection->clear_regions();
selection->clear_lines();
selection->clear_playlists ();
selection->clear_time ();
selection->clear_tracks ();
break;
case MouseTimeFX:
/* We probably want to keep region selection */
selection->clear_points ();
selection->clear_lines();
selection->clear_playlists ();
selection->clear_time ();
selection->clear_tracks ();
break;
case MouseAudition:
/*Don't lose lines or points if no action in this mode */
selection->clear_regions ();
selection->clear_playlists ();
selection->clear_time ();
selection->clear_tracks ();
break;
default:
/*Clear everything */
selection->clear_objects();
selection->clear_time ();
selection->clear_tracks ();
break;
}
}
void
Editor::step_mouse_mode (bool next)
{
const int n_mouse_modes = (int)MouseContent + 1;
int current = (int)current_mouse_mode();
if (next) {
set_mouse_mode((MouseMode)((current + 1) % n_mouse_modes));
} else {
set_mouse_mode((MouseMode)((current + n_mouse_modes - 1) % n_mouse_modes));
}
}
void
Editor::button_selection (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
{
/* in object/audition/timefx/gain-automation mode,
any button press sets the selection if the object
can be selected. this is a bit of hack, because
we want to avoid this if the mouse operation is a
region alignment.
note: not dbl-click or triple-click
Also note that there is no region selection in internal edit mode, otherwise
for operations operating on the selection (e.g. cut) it is not obvious whether
to cut notes or regions.
*/
MouseMode eff_mouse_mode = effective_mouse_mode ();
if (eff_mouse_mode == MouseCut) {
/* never change selection in cut mode */
return;
}
if (get_smart_mode() && eff_mouse_mode == MouseRange && event->button.button == 3 && item_type == RegionItem) {
/* context clicks are always about object properties, even if
we're in range mode within smart mode.
*/
eff_mouse_mode = MouseObject;
}
/* special case: allow drag of region fade in/out in object mode with join object/range enabled */
if (get_smart_mode()) {
switch (item_type) {
case FadeInHandleItem:
case FadeInTrimHandleItem:
case FadeOutHandleItem:
case FadeOutTrimHandleItem:
eff_mouse_mode = MouseObject;
break;
default:
break;
}
}
if (((mouse_mode != MouseObject) &&
(mouse_mode != MouseAudition || item_type != RegionItem) &&
(mouse_mode != MouseTimeFX || item_type != RegionItem) &&
(mouse_mode != MouseDraw) &&
(mouse_mode != MouseContent || item_type == RegionItem)) ||
((event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE) || event->button.button > 3)) {
return;
}
if (event->type == GDK_BUTTON_PRESS || event->type == GDK_BUTTON_RELEASE) {
if ((event->button.state & Keyboard::RelevantModifierKeyMask) && event->button.button != 1) {
/* almost no selection action on modified button-2 or button-3 events */
if ((item_type != RegionItem && event->button.button != 2)
/* for selection of control points prior to delete (shift-right click) */
&& !(item_type == ControlPointItem && event->button.button == 3 && event->type == GDK_BUTTON_PRESS)) {
return;
}
}
}
Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
bool press = (event->type == GDK_BUTTON_PRESS);
if (press) {
_mouse_changed_selection = false;
}
switch (item_type) {
case RegionItem:
if (eff_mouse_mode == MouseDraw) {
break;
}
if (press) {
if (eff_mouse_mode != MouseRange) {
_mouse_changed_selection = set_selected_regionview_from_click (press, op);
} else {
/* don't change the selection unless the
clicked track is not currently selected. if
so, "collapse" the selection to just this
track
*/
if (!selection->selected (clicked_axisview)) {
set_selected_track_as_side_effect (Selection::Set);
}
}
} else {
if (eff_mouse_mode != MouseRange) {
_mouse_changed_selection |= set_selected_regionview_from_click (press, op);
}
}
break;
case RegionViewNameHighlight:
case RegionViewName:
case LeftFrameHandle:
case RightFrameHandle:
case FadeInHandleItem:
case FadeInTrimHandleItem:
case FadeInItem:
case FadeOutHandleItem:
case FadeOutTrimHandleItem:
case FadeOutItem:
case StartCrossFadeItem:
case EndCrossFadeItem:
if (get_smart_mode() || eff_mouse_mode != MouseRange) {
_mouse_changed_selection |= set_selected_regionview_from_click (press, op);
} else if (event->type == GDK_BUTTON_PRESS) {
set_selected_track_as_side_effect (op);
}
break;
case ControlPointItem:
/* for object/track exclusivity, we don't call set_selected_track_as_side_effect (op); */
if (eff_mouse_mode != MouseRange) {
if (event->button.button != 3) {
_mouse_changed_selection |= set_selected_control_point_from_click (press, op);
} else {
_mouse_changed_selection |= set_selected_control_point_from_click (press, Selection::Set);
}
}
break;
case GainLineItem:
if (eff_mouse_mode != MouseRange) {
AutomationLine* argl = reinterpret_cast<AutomationLine*> (item->get_data ("line"));
std::list<Selectable*> selectables;
uint32_t before, after;
framecnt_t const where = (framecnt_t) floor (event->button.x * samples_per_pixel) - clicked_regionview->region ()->position ();
if (!argl || !argl->control_points_adjacent (where, before, after)) {
break;
}
selectables.push_back (argl->nth (before));
selectables.push_back (argl->nth (after));
switch (op) {
case Selection::Set:
if (press) {
selection->set (selectables);
_mouse_changed_selection = true;
}
break;
case Selection::Add:
if (press) {
selection->add (selectables);
_mouse_changed_selection = true;
}
break;
case Selection::Toggle:
if (press) {
selection->toggle (selectables);
_mouse_changed_selection = true;
}
break;
case Selection::Extend:
/* XXX */
break;
}
}
break;
case AutomationLineItem:
if (eff_mouse_mode != MouseRange) {
AutomationLine* al = reinterpret_cast<AutomationLine*> (item->get_data ("line"));
std::list<Selectable*> selectables;
uint32_t before, after;
framecnt_t const where = (framecnt_t) floor (event->button.x * samples_per_pixel);
if (!al || !al->control_points_adjacent (where, before, after)) {
break;
}
selectables.push_back (al->nth (before));
selectables.push_back (al->nth (after));
switch (op) {
case Selection::Set:
if (press) {
selection->set (selectables);
_mouse_changed_selection = true;
}
break;
case Selection::Add:
if (press) {
selection->add (selectables);
_mouse_changed_selection = true;
}
break;
case Selection::Toggle:
if (press) {
selection->toggle (selectables);
_mouse_changed_selection = true;
}
break;
case Selection::Extend:
/* XXX */
break;
}
}
break;
case StreamItem:
/* for context click, select track */
if (event->button.button == 3) {
selection->clear_tracks ();
set_selected_track_as_side_effect (op);
/* We won't get a release.*/
begin_reversible_selection_op (X_("Button 3 Menu Select"));
commit_reversible_selection_op ();
}
break;
case AutomationTrackItem:
if (eff_mouse_mode != MouseDraw && op == Selection::Set) {
set_selected_track_as_side_effect (op);
}
break;
case NoteItem:
if (press && event->button.button == 3) {
NoteBase* cnote = reinterpret_cast<NoteBase*> (item->get_data ("notebase"));
assert (cnote);
if (cnote->region_view().selection_size() == 0 || !cnote->selected()) {
selection->clear_points();
cnote->region_view().unique_select (cnote);
/* we won't get the release, so store the selection change now */
begin_reversible_selection_op (X_("Button 3 Note Selection"));
commit_reversible_selection_op ();
}
}
break;
default:
break;
}
if ((!press) && _mouse_changed_selection) {
begin_reversible_selection_op (X_("Button Selection"));
commit_reversible_selection_op ();
_mouse_changed_selection = false;
}
}
bool
Editor::button_press_handler_1 (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
{
/* single mouse clicks on any of these item types operate
independent of mouse mode, mostly because they are
not on the main track canvas or because we want
them to be modeless.
*/
NoteBase* note = NULL;
switch (item_type) {
case PlayheadCursorItem:
_drags->set (new CursorDrag (this, *playhead_cursor, true), event);
return true;
case MarkerItem:
if (Keyboard::modifier_state_equals (event->button.state, Keyboard::ModifierMask(Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
hide_marker (item, event);
} else {
_drags->set (new MarkerDrag (this, item), event);
}
return true;
case TempoMarkerItem:
{
_drags->set (
new TempoMarkerDrag (
this,
item,
Keyboard::modifier_state_equals (event->button.state, Keyboard::CopyModifier)
),
event
);
return true;
}
case MeterMarkerItem:
{
_drags->set (
new MeterMarkerDrag (
this,
item,
Keyboard::modifier_state_equals (event->button.state, Keyboard::CopyModifier)
),
event
);
return true;
}
case VideoBarItem:
_drags->set (new VideoTimeLineDrag (this, item), event);
return true;
break;
case MarkerBarItem:
case TempoBarItem:
case TempoCurveItem:
case MeterBarItem:
case TimecodeRulerItem:
case SamplesRulerItem:
case MinsecRulerItem:
case BBTRulerItem:
if (!Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)
&& !Keyboard::modifier_state_contains (event->button.state, ArdourKeyboard::constraint_modifier())) {
_drags->set (new CursorDrag (this, *playhead_cursor, false), event);
} else if (Keyboard::modifier_state_contains (event->button.state, ArdourKeyboard::constraint_modifier())) {
_drags->set (new BBTRulerDrag (this, item), event);
}
return true;
break;
case RangeMarkerBarItem:
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::TertiaryModifier)) {
_drags->set (new RangeMarkerBarDrag (this, item, RangeMarkerBarDrag::CreateSkipMarker), event);
} else if (Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
_drags->set (new RangeMarkerBarDrag (this, item, RangeMarkerBarDrag::CreateRangeMarker), event);
} else {
_drags->set (new CursorDrag (this, *playhead_cursor, false), event);
}
return true;
break;
case CdMarkerBarItem:
if (!Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
_drags->set (new CursorDrag (this, *playhead_cursor, false), event);
} else {
_drags->set (new RangeMarkerBarDrag (this, item, RangeMarkerBarDrag::CreateCDMarker), event);
}
return true;
break;
case TransportMarkerBarItem:
if (!Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
_drags->set (new CursorDrag (this, *playhead_cursor, false), event);
} else {
_drags->set (new RangeMarkerBarDrag (this, item, RangeMarkerBarDrag::CreateTransportMarker), event);
}
return true;
break;
default:
break;
}
if (_join_object_range_state == JOIN_OBJECT_RANGE_OBJECT) {
/* special case: allow trim of range selections in joined object mode;
in theory eff should equal MouseRange in this case, but it doesn't
because entering the range selection canvas item results in entered_regionview
being set to 0, so update_join_object_range_location acts as if we aren't
over a region.
*/
if (item_type == StartSelectionTrimItem) {
_drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionStartTrim), event);
} else if (item_type == EndSelectionTrimItem) {
_drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionEndTrim), event);
}
}
Editing::MouseMode eff = effective_mouse_mode ();
/* special case: allow drag of region fade in/out in object mode with join object/range enabled */
if (get_smart_mode()) {
switch (item_type) {
case FadeInHandleItem:
case FadeInTrimHandleItem:
case FadeOutHandleItem:
case FadeOutTrimHandleItem:
eff = MouseObject;
break;
default:
break;
}
}
switch (eff) {
case MouseRange:
switch (item_type) {
case StartSelectionTrimItem:
_drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionStartTrim), event);
break;
case EndSelectionTrimItem:
_drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionEndTrim), event);
break;
case SelectionItem:
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::ModifierMask(Keyboard::PrimaryModifier|Keyboard::SecondaryModifier))) {
start_selection_grab (item, event);
return true;
} else if (Keyboard::modifier_state_equals (event->button.state, Keyboard::SecondaryModifier)) {
/* grab selection for moving */
_drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionMove), event);
} else {
/* this was debated, but decided the more common action was to
make a new selection */
_drags->set (new SelectionDrag (this, item, SelectionDrag::CreateSelection), event);
}
break;
case StreamItem:
if (Keyboard::modifier_state_equals (event->button.state, Keyboard::RangeSelectModifier)) {
_drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionExtend), event);
} else {
_drags->set (new SelectionDrag (this, item, SelectionDrag::CreateSelection), event);
}
return true;
break;
case RegionViewNameHighlight:
if (!clicked_regionview->region()->locked()) {
_drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
return true;
}
break;
default:
if (Keyboard::modifier_state_equals (event->button.state, Keyboard::RangeSelectModifier)) {
_drags->set (new SelectionDrag (this, item, SelectionDrag::SelectionExtend), event);
} else {
_drags->set (new SelectionDrag (this, item, SelectionDrag::CreateSelection), event);
}
}
return true;
break;
case MouseCut:
switch (item_type) {
case RegionItem:
case FadeInHandleItem:
case FadeOutHandleItem:
case LeftFrameHandle:
case RightFrameHandle:
case FeatureLineItem:
case RegionViewNameHighlight:
case RegionViewName:
case StreamItem:
case AutomationTrackItem:
_drags->set (new RegionCutDrag (this, item, canvas_event_sample (event)), event, get_canvas_cursor());
return true;
break;
default:
break;
}
break;
case MouseContent:
switch (item_type) {
case NoteItem:
/* Existing note: allow trimming/motion */
if ((note = reinterpret_cast<NoteBase*> (item->get_data ("notebase")))) {
if (note->big_enough_to_trim() && note->mouse_near_ends()) {
_drags->set (new NoteResizeDrag (this, item), event, get_canvas_cursor());
} else {
_drags->set (new NoteDrag (this, item), event);
}
}
return true;
case GainLineItem:
_drags->set (new LineDrag (this, item), event);
return true;
break;
case ControlPointItem:
_drags->set (new ControlPointDrag (this, item), event);
return true;
break;
case AutomationLineItem:
_drags->set (new LineDrag (this, item), event);
return true;
break;
case StreamItem:
//in the past, we created a new midi region here, but perhaps that is best left to the Draw mode
break;
case AutomationTrackItem:
/* rubberband drag to select automation points */
_drags->set (new EditorRubberbandSelectDrag (this, item), event);
return true;
break;
case RegionItem:
if (dynamic_cast<AutomationRegionView*>(clicked_regionview)) {
/* rubberband drag to select automation points */
_drags->set (new EditorRubberbandSelectDrag (this, item), event);
return true;
}
break;
default:
break;
}
break;
case MouseObject:
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::ModifierMask(Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)) &&
event->type == GDK_BUTTON_PRESS) {
_drags->set (new EditorRubberbandSelectDrag (this, item), event);
} else if (event->type == GDK_BUTTON_PRESS) {
switch (item_type) {
case FadeInHandleItem:
{
_drags->set (new FadeInDrag (this, item, reinterpret_cast<RegionView*> (item->get_data("regionview")), selection->regions), event, _cursors->fade_in);
return true;
}
case FadeOutHandleItem:
{
_drags->set (new FadeOutDrag (this, item, reinterpret_cast<RegionView*> (item->get_data("regionview")), selection->regions), event, _cursors->fade_out);
return true;
}
case StartCrossFadeItem:
case EndCrossFadeItem:
/* we might allow user to grab inside the fade to trim a region with preserve_fade_anchor. for not this is not fully implemented */
// if (!clicked_regionview->region()->locked()) {
// _drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer(), true), event);
// return true;
// }
break;
case FeatureLineItem:
{
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::TertiaryModifier)) {
remove_transient(item);
return true;
}
_drags->set (new FeatureLineDrag (this, item), event);
return true;
break;
}
case RegionItem:
if (dynamic_cast<AutomationRegionView*> (clicked_regionview)) {
/* click on an automation region view; do nothing here and let the ARV's signal handler
sort it out.
*/
break;
}
/* click on a normal region view */
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::CopyModifier)) {
add_region_copy_drag (item, event, clicked_regionview);
} else if (Keyboard::the_keyboard().key_is_down (GDK_b)) {
add_region_brush_drag (item, event, clicked_regionview);
} else {
add_region_drag (item, event, clicked_regionview);
}
_drags->start_grab (event);
return true;
break;
case RegionViewNameHighlight:
case LeftFrameHandle:
case RightFrameHandle:
if (!clicked_regionview->region()->locked()) {
_drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
return true;
}
break;
case FadeInTrimHandleItem:
case FadeOutTrimHandleItem:
if (!clicked_regionview->region()->locked()) {
_drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer(), true), event);
return true;
}
break;
case RegionViewName:
{
/* rename happens on edit clicks */
if (clicked_regionview->get_name_highlight()) {
_drags->set (new TrimDrag (this, clicked_regionview->get_name_highlight(), clicked_regionview, selection->regions.by_layer()), event);
return true;
}
break;
}
case ControlPointItem:
_drags->set (new ControlPointDrag (this, item), event);
return true;
break;
case AutomationLineItem:
_drags->set (new LineDrag (this, item), event);
return true;
break;
case StreamItem:
_drags->set (new EditorRubberbandSelectDrag (this, item), event);
return true;
case AutomationTrackItem:
{
TimeAxisView* parent = clicked_axisview->get_parent ();
AutomationTimeAxisView* atv = dynamic_cast<AutomationTimeAxisView*> (clicked_axisview);
assert (atv);
if (parent && dynamic_cast<MidiTimeAxisView*> (parent) && atv->show_regions ()) {
RouteTimeAxisView* p = dynamic_cast<RouteTimeAxisView*> (parent);
assert (p);
boost::shared_ptr<Playlist> pl = p->track()->playlist ();
if (pl->n_regions() == 0) {
/* Parent has no regions; create one so that we have somewhere to put automation */
_drags->set (new RegionCreateDrag (this, item, parent), event);
} else {
/* See if there's a region before the click that we can extend, and extend it if so */
framepos_t const t = canvas_event_sample (event);
boost::shared_ptr<Region> prev = pl->find_next_region (t, End, -1);
if (!prev) {
_drags->set (new RegionCreateDrag (this, item, parent), event);
} else {
prev->set_length (t - prev->position (), get_grid_music_divisions (event->button.state));
}
}
} else {
/* rubberband drag to select automation points */
_drags->set (new EditorRubberbandSelectDrag (this, item), event);
}
break;
}
case SelectionItem:
{
break;
}
case MarkerBarItem:
break;
default:
break;
}
}
return true;
break;
case MouseDraw:
switch (item_type) {
case GainLineItem:
_drags->set (new LineDrag (this, item), event);
return true;
case ControlPointItem:
_drags->set (new ControlPointDrag (this, item), event);
return true;
break;
case SelectionItem:
{
if (dynamic_cast<AudioRegionView*>(clicked_regionview) ||
dynamic_cast<AutomationRegionView*>(clicked_regionview)) {
_drags->set (new AutomationRangeDrag (this, clicked_regionview, selection->time),
event, _cursors->up_down);
} else {
double const y = event->button.y;
pair<TimeAxisView*, int> tvp = trackview_by_y_position (y, false);
if (tvp.first) {
AutomationTimeAxisView* atv = dynamic_cast<AutomationTimeAxisView*> (tvp.first);
if ( atv) {
/* smart "join" mode: drag automation */
_drags->set (new AutomationRangeDrag (this, atv, selection->time), event, _cursors->up_down);
}
}
}
return true;
break;
}
case AutomationLineItem:
_drags->set (new LineDrag (this, item), event);
break;
case NoteItem:
if ((note = reinterpret_cast<NoteBase*>(item->get_data ("notebase")))) {
if (note->big_enough_to_trim() && note->mouse_near_ends()) {
/* Note is big and pointer is near the end, trim */
_drags->set (new NoteResizeDrag (this, item), event, get_canvas_cursor());
} else {
/* Drag note */
_drags->set (new NoteDrag (this, item), event);
}
return true;
}
return true;
case StreamItem:
if (dynamic_cast<MidiTimeAxisView*> (clicked_axisview)) {
_drags->set (new RegionCreateDrag (this, item, clicked_axisview), event);
}
return true;
default:
break;
}
return true;
break;
case MouseTimeFX:
if (item_type == NoteItem) {
/* resize-drag notes */
if ((note = reinterpret_cast<NoteBase*>(item->get_data ("notebase")))) {
if (note->big_enough_to_trim()) {
_drags->set (new NoteResizeDrag (this, item), event, get_canvas_cursor());
}
}
return true;
} else if (clicked_regionview) {
/* do time-FX */
_drags->set (new TimeFXDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
return true;
}
break;
case MouseAudition:
_drags->set (new ScrubDrag (this, item), event, _cursors->transparent);
scrub_reversals = 0;
scrub_reverse_distance = 0;
last_scrub_x = event->button.x;
scrubbing_direction = 0;
return true;
break;
default:
break;
}
return false;
}
bool
Editor::button_press_handler_2 (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
{
Editing::MouseMode const eff = effective_mouse_mode ();
switch (eff) {
case MouseObject:
switch (item_type) {
case RegionItem:
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::CopyModifier)) {
add_region_copy_drag (item, event, clicked_regionview);
} else {
add_region_drag (item, event, clicked_regionview);
}
_drags->start_grab (event);
return true;
break;
case ControlPointItem:
_drags->set (new ControlPointDrag (this, item), event);
return true;
break;
default:
break;
}
switch (item_type) {
case RegionViewNameHighlight:
_drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
return true;
break;
case LeftFrameHandle:
case RightFrameHandle:
_drags->set (new TrimDrag (this, item, clicked_regionview, selection->regions.by_layer()), event);
return true;
break;
case RegionViewName:
_drags->set (new TrimDrag (this, clicked_regionview->get_name_highlight(), clicked_regionview, selection->regions.by_layer()), event);
return true;
break;
default:
break;
}
break;
case MouseDraw:
return false;
case MouseRange:
/* relax till release */
return true;
break;
default:
break;
}
return false;
}
bool
Editor::button_press_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
{
if (event->type == GDK_2BUTTON_PRESS) {
_drags->mark_double_click ();
gdk_pointer_ungrab (GDK_CURRENT_TIME);
return true;
}
if (event->type != GDK_BUTTON_PRESS) {
return false;
}
_track_canvas->grab_focus();
if (_session && _session->actively_recording()) {
return true;
}
button_selection (item, event, item_type);
if (!_drags->active () &&
(Keyboard::is_delete_event (&event->button) ||
Keyboard::is_context_menu_event (&event->button) ||
Keyboard::is_edit_event (&event->button))) {
/* handled by button release */
return true;
}
//not rolling, range mode click + join_play_range : locate the PH here
if ( !_drags->active () && _session && !_session->transport_rolling() && ( effective_mouse_mode() == MouseRange ) && UIConfiguration::instance().get_follow_edits() && !_session->config.get_external_sync() ) {
framepos_t where = canvas_event_sample (event);
snap_to(where);
_session->request_locate (where, false);
}
switch (event->button.button) {
case 1:
return button_press_handler_1 (item, event, item_type);
break;
case 2:
return button_press_handler_2 (item, event, item_type);
break;
case 3:
break;
default:
return button_press_dispatch (&event->button);
break;
}
return false;
}
bool
Editor::button_press_dispatch (GdkEventButton* ev)
{
/* this function is intended only for buttons 4 and above.
*/
Gtkmm2ext::MouseButton b (ev->state, ev->button);
return button_bindings->activate (b, Gtkmm2ext::Bindings::Press);
}
bool
Editor::button_release_dispatch (GdkEventButton* ev)
{
/* this function is intended only for buttons 4 and above.
*/
Gtkmm2ext::MouseButton b (ev->state, ev->button);
return button_bindings->activate (b, Gtkmm2ext::Bindings::Release);
}
bool
Editor::button_release_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
{
framepos_t where = canvas_event_sample (event);
AutomationTimeAxisView* atv = 0;
_press_cursor_ctx.reset();
/* no action if we're recording */
if (_session && _session->actively_recording()) {
return true;
}
bool were_dragging = false;
if (!Keyboard::is_context_menu_event (&event->button)) {
/* see if we're finishing a drag */
if (_drags->active ()) {
bool const r = _drags->end_grab (event);
if (r) {
/* grab dragged, so do nothing else */
return true;
}
were_dragging = true;
}
update_region_layering_order_editor ();
}
/* edit events get handled here */
if (!_drags->active () && Keyboard::is_edit_event (&event->button)) {
switch (item_type) {
case RegionItem:
show_region_properties ();
break;
case TempoMarkerItem: {
ArdourMarker* marker;
TempoMarker* tempo_marker;
if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
abort(); /*NOTREACHED*/
}
if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
abort(); /*NOTREACHED*/
}
edit_tempo_marker (*tempo_marker);
break;
}
case MeterMarkerItem: {
ArdourMarker* marker;
MeterMarker* meter_marker;
if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
abort(); /*NOTREACHED*/
}
if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
abort(); /*NOTREACHED*/
}
edit_meter_marker (*meter_marker);
break;
}
case RegionViewName:
if (clicked_regionview->name_active()) {
return mouse_rename_region (item, event);
}
break;
case ControlPointItem:
edit_control_point (item);
break;
default:
break;
}
return true;
}
/* context menu events get handled here */
if (Keyboard::is_context_menu_event (&event->button)) {
context_click_event = *event;
if (!_drags->active ()) {
/* no matter which button pops up the context menu, tell the menu
widget to use button 1 to drive menu selection.
*/
switch (item_type) {
case FadeInItem:
case FadeInHandleItem:
case FadeInTrimHandleItem:
case StartCrossFadeItem:
popup_xfade_in_context_menu (1, event->button.time, item, item_type);
break;
case FadeOutItem:
case FadeOutHandleItem:
case FadeOutTrimHandleItem:
case EndCrossFadeItem:
popup_xfade_out_context_menu (1, event->button.time, item, item_type);
break;
case LeftFrameHandle:
case RightFrameHandle:
break;
case StreamItem:
popup_track_context_menu (1, event->button.time, item_type, false);
break;
case RegionItem:
case RegionViewNameHighlight:
case RegionViewName:
popup_track_context_menu (1, event->button.time, item_type, false);
break;
case SelectionItem:
popup_track_context_menu (1, event->button.time, item_type, true);
break;
case AutomationTrackItem:
popup_track_context_menu (1, event->button.time, item_type, false);
break;
case MarkerBarItem:
case RangeMarkerBarItem:
case TransportMarkerBarItem:
case CdMarkerBarItem:
case TempoBarItem:
case TempoCurveItem:
case MeterBarItem:
case VideoBarItem:
case TimecodeRulerItem:
case SamplesRulerItem:
case MinsecRulerItem:
case BBTRulerItem:
popup_ruler_menu (where, item_type);
break;
case MarkerItem:
marker_context_menu (&event->button, item);
break;
case TempoMarkerItem:
tempo_or_meter_marker_context_menu (&event->button, item);
break;
case MeterMarkerItem:
tempo_or_meter_marker_context_menu (&event->button, item);
break;
case CrossfadeViewItem:
popup_track_context_menu (1, event->button.time, item_type, false);
break;
case ControlPointItem:
popup_control_point_context_menu (item, event);
break;
case NoteItem:
if (internal_editing()) {
popup_note_context_menu (item, event);
}
break;
default:
break;
}
return true;
}
}
/* delete events get handled here */
Editing::MouseMode const eff = effective_mouse_mode ();
if (!_drags->active () && Keyboard::is_delete_event (&event->button)) {
switch (item_type) {
case TempoMarkerItem:
remove_tempo_marker (item);
break;
case MeterMarkerItem:
remove_meter_marker (item);
break;
case MarkerItem:
remove_marker (*item, event);
break;
case RegionItem:
if (eff == MouseObject) {
remove_clicked_region ();
}
break;
case ControlPointItem:
remove_control_point (item);
break;
case NoteItem:
remove_midi_note (item, event);
break;
default:
break;
}
return true;
}
switch (event->button.button) {
case 1:
switch (item_type) {
/* see comments in button_press_handler */
case PlayheadCursorItem:
case MarkerItem:
case GainLineItem:
case AutomationLineItem:
case StartSelectionTrimItem:
case EndSelectionTrimItem:
return true;
case MarkerBarItem:
if (!_dragging_playhead) {
snap_to_with_modifier (where, event, RoundNearest, true);
mouse_add_new_marker (where);
}
return true;
case CdMarkerBarItem:
if (!_dragging_playhead) {
// if we get here then a dragged range wasn't done
snap_to_with_modifier (where, event, RoundNearest, true);
mouse_add_new_marker (where, true);
}
return true;
case TempoBarItem:
case TempoCurveItem:
if (!_dragging_playhead) {
snap_to_with_modifier (where, event);
mouse_add_new_tempo_event (where);
}
return true;
case MeterBarItem:
if (!_dragging_playhead) {
mouse_add_new_meter_event (pixel_to_sample (event->button.x));
}
return true;
break;
case TimecodeRulerItem:
case SamplesRulerItem:
case MinsecRulerItem:
case BBTRulerItem:
return true;
break;
default:
break;
}
switch (eff) {
case MouseDraw:
switch (item_type) {
case RegionItem:
{
/* check that we didn't drag before releasing, since
its really annoying to create new control
points when doing this.
*/
AudioRegionView* arv = dynamic_cast<AudioRegionView*> (clicked_regionview);
if (!were_dragging && arv) {
bool with_guard_points = Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier);
arv->add_gain_point_event (item, event, with_guard_points);
}
return true;
break;
}
case AutomationTrackItem: {
bool with_guard_points = Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier);
atv = dynamic_cast<AutomationTimeAxisView*>(clicked_axisview);
if (atv) {
atv->add_automation_event (event, where, event->button.y, with_guard_points);
}
return true;
break;
}
default:
break;
}
break;
case MouseAudition:
if (scrubbing_direction == 0) {
/* no drag, just a click */
switch (item_type) {
case RegionItem:
play_selected_region ();
break;
default:
break;
}
} else if (_session) {
/* make sure we stop */
_session->request_transport_speed (0.0);
}
break;
default:
break;
}
/* do any (de)selection operations that should occur on button release */
button_selection (item, event, item_type);
return true;
break;
case 2:
switch (eff) {
case MouseObject:
switch (item_type) {
case RegionItem:
if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
raise_region ();
} else if (Keyboard::modifier_state_equals (event->button.state, Keyboard::ModifierMask (Keyboard::TertiaryModifier|Keyboard::SecondaryModifier))) {
lower_region ();
} else {
// Button2 click is unused
}
return true;
break;
default:
break;
}
break;
case MouseDraw:
return true;
case MouseRange:
// x_style_paste (where, 1.0);
return true;
break;
default:
break;
}
break;
case 3:
break;
default:
break;
}
return false;
}
bool
Editor::enter_handler (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type)
{
ControlPoint* cp;
ArdourMarker * marker;
double fraction;
bool ret = true;
/* by the time we reach here, entered_regionview and entered trackview
* will have already been set as appropriate. Things are done this
* way because this method isn't passed a pointer to a variable type of
* thing that is entered (which may or may not be canvas item).
* (e.g. the actual entered regionview)
*/
choose_canvas_cursor_on_entry (item_type);
switch (item_type) {
case ControlPointItem:
if (mouse_mode == MouseDraw || mouse_mode == MouseObject || mouse_mode == MouseContent) {
cp = static_cast<ControlPoint*>(item->get_data ("control_point"));
cp->show ();
fraction = 1.0 - (cp->get_y() / cp->line().height());
_verbose_cursor->set (cp->line().get_verbose_cursor_string (fraction));
_verbose_cursor->show ();
}
break;
case GainLineItem:
if (mouse_mode == MouseDraw) {
ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
if (line) {
line->set_outline_color (UIConfiguration::instance().color ("entered gain line"));
}
}
break;
case AutomationLineItem:
if (mouse_mode == MouseDraw || mouse_mode == MouseObject) {
ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
if (line) {
line->set_outline_color (UIConfiguration::instance().color ("entered automation line"));
}
}
break;
case AutomationTrackItem:
AutomationTimeAxisView* atv;
if ((atv = static_cast<AutomationTimeAxisView*>(item->get_data ("trackview"))) != 0) {
clear_entered_track = false;
set_entered_track (atv);
}
break;
case MarkerItem:
if ((marker = static_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
break;
}
entered_marker = marker;
marker->set_color_rgba (UIConfiguration::instance().color ("entered marker"));
// fall through
case MeterMarkerItem:
case TempoMarkerItem:
break;
case FadeInHandleItem:
case FadeInTrimHandleItem:
if (mouse_mode == MouseObject) {
ArdourCanvas::Rectangle *rect = dynamic_cast<ArdourCanvas::Rectangle *> (item);
if (rect) {
RegionView* rv = static_cast<RegionView*>(item->get_data ("regionview"));
rect->set_fill_color (rv->get_fill_color());
}
}
break;
case FadeOutHandleItem:
case FadeOutTrimHandleItem:
if (mouse_mode == MouseObject) {
ArdourCanvas::Rectangle *rect = dynamic_cast<ArdourCanvas::Rectangle *> (item);
if (rect) {
RegionView* rv = static_cast<RegionView*>(item->get_data ("regionview"));
rect->set_fill_color (rv->get_fill_color ());
}
}
break;
case FeatureLineItem:
{
ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
line->set_outline_color (0xFF0000FF);
}
break;
case SelectionItem:
break;
case WaveItem:
{
if (entered_regionview) {
entered_regionview->entered();
}
}
break;
default:
break;
}
/* third pass to handle entered track status in a comprehensible way.
*/
switch (item_type) {
case GainLineItem:
case AutomationLineItem:
case ControlPointItem:
/* these do not affect the current entered track state */
clear_entered_track = false;
break;
case AutomationTrackItem:
/* handled above already */
break;
default:
break;
}
return ret;
}
bool
Editor::leave_handler (ArdourCanvas::Item* item, GdkEvent*, ItemType item_type)
{
AutomationLine* al;
ArdourMarker *marker;
Location *loc;
bool is_start;
bool ret = true;
if (!_enter_stack.empty()) {
_enter_stack.pop_back();
}
switch (item_type) {
case ControlPointItem:
_verbose_cursor->hide ();
break;
case GainLineItem:
case AutomationLineItem:
al = reinterpret_cast<AutomationLine*> (item->get_data ("line"));
{
ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
if (line) {
line->set_outline_color (al->get_line_color());
}
}
break;
case MarkerItem:
if ((marker = static_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
break;
}
entered_marker = 0;
if ((loc = find_location_from_marker (marker, is_start)) != 0) {
location_flags_changed (loc);
}
// fall through
case MeterMarkerItem:
case TempoMarkerItem:
break;
case FadeInTrimHandleItem:
case FadeOutTrimHandleItem:
case FadeInHandleItem:
case FadeOutHandleItem:
{
ArdourCanvas::Rectangle *rect = dynamic_cast<ArdourCanvas::Rectangle *> (item);
if (rect) {
rect->set_fill_color (UIConfiguration::instance().color ("inactive fade handle"));
}
}
break;
case AutomationTrackItem:
break;
case FeatureLineItem:
{
ArdourCanvas::Line *line = dynamic_cast<ArdourCanvas::Line *> (item);
line->set_outline_color (UIConfiguration::instance().color ("zero line"));
}
break;
default:
break;
}
return ret;
}
void
Editor::scrub (framepos_t frame, double current_x)
{
double delta;
if (scrubbing_direction == 0) {
/* first move */
_session->request_locate (frame, false);
_session->request_transport_speed (0.1);
scrubbing_direction = 1;
} else {
if (last_scrub_x > current_x) {
/* pointer moved to the left */
if (scrubbing_direction > 0) {
/* we reversed direction to go backwards */
scrub_reversals++;
scrub_reverse_distance += (int) (last_scrub_x - current_x);
} else {
/* still moving to the left (backwards) */
scrub_reversals = 0;
scrub_reverse_distance = 0;
delta = 0.01 * (last_scrub_x - current_x);
_session->request_transport_speed_nonzero (_session->transport_speed() - delta);
}
} else {
/* pointer moved to the right */
if (scrubbing_direction < 0) {
/* we reversed direction to go forward */
scrub_reversals++;
scrub_reverse_distance += (int) (current_x - last_scrub_x);
} else {
/* still moving to the right */
scrub_reversals = 0;
scrub_reverse_distance = 0;
delta = 0.01 * (current_x - last_scrub_x);
_session->request_transport_speed_nonzero (_session->transport_speed() + delta);
}
}
/* if there have been more than 2 opposite motion moves detected, or one that moves
back more than 10 pixels, reverse direction
*/
if (scrub_reversals >= 2 || scrub_reverse_distance > 10) {
if (scrubbing_direction > 0) {
/* was forwards, go backwards */
_session->request_transport_speed (-0.1);
scrubbing_direction = -1;
} else {
/* was backwards, go forwards */
_session->request_transport_speed (0.1);
scrubbing_direction = 1;
}
scrub_reverse_distance = 0;
scrub_reversals = 0;
}
}
last_scrub_x = current_x;
}
bool
Editor::motion_handler (ArdourCanvas::Item* /*item*/, GdkEvent* event, bool from_autoscroll)
{
_last_motion_y = event->motion.y;
if (event->motion.is_hint) {
gint x, y;
/* We call this so that MOTION_NOTIFY events continue to be
delivered to the canvas. We need to do this because we set
Gdk::POINTER_MOTION_HINT_MASK on the canvas. This reduces
the density of the events, at the expense of a round-trip
to the server. Given that this will mostly occur on cases
where DISPLAY = :0.0, and given the cost of what the motion
event might do, its a good tradeoff.
*/
_track_canvas->get_pointer (x, y);
}
if (current_stepping_trackview) {
/* don't keep the persistent stepped trackview if the mouse moves */
current_stepping_trackview = 0;
step_timeout.disconnect ();
}
if (_session && _session->actively_recording()) {
/* Sorry. no dragging stuff around while we record */
return true;
}
update_join_object_range_location (event->motion.y);
if (_drags->active ()) {
return _drags->motion_handler (event, from_autoscroll);
}
return false;
}
bool
Editor::can_remove_control_point (ArdourCanvas::Item* item)
{
ControlPoint* control_point;
if ((control_point = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"))) == 0) {
fatal << _("programming error: control point canvas item has no control point object pointer!") << endmsg;
abort(); /*NOTREACHED*/
}
AutomationLine& line = control_point->line ();
if (dynamic_cast<AudioRegionGainLine*> (&line)) {
/* we shouldn't remove the first or last gain point in region gain lines */
if (line.is_last_point(*control_point) || line.is_first_point(*control_point)) {
return false;
}
}
return true;
}
void
Editor::remove_control_point (ArdourCanvas::Item* item)
{
if (!can_remove_control_point (item)) {
return;
}
ControlPoint* control_point;
if ((control_point = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"))) == 0) {
fatal << _("programming error: control point canvas item has no control point object pointer!") << endmsg;
abort(); /*NOTREACHED*/
}
control_point->line().remove_point (*control_point);
}
void
Editor::edit_control_point (ArdourCanvas::Item* item)
{
ControlPoint* p = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
if (p == 0) {
fatal << _("programming error: control point canvas item has no control point object pointer!") << endmsg;
abort(); /*NOTREACHED*/
}
ControlPointDialog d (p);
if (d.run () != RESPONSE_ACCEPT) {
return;
}
p->line().modify_point_y (*p, d.get_y_fraction ());
}
void
Editor::edit_notes (MidiRegionView* mrv)
{
MidiRegionView::Selection const & s = mrv->selection();
if (s.empty ()) {
return;
}
EditNoteDialog* d = new EditNoteDialog (mrv, s);
d->show_all ();
d->signal_response().connect (sigc::bind (sigc::mem_fun (*this, &Editor::note_edit_done), d));
}
void
Editor::note_edit_done (int r, EditNoteDialog* d)
{
begin_reversible_command (_("edit note(s)"));
d->done (r);
delete d;
commit_reversible_command();
}
void
Editor::visible_order_range (int* low, int* high) const
{
*low = TimeAxisView::max_order ();
*high = 0;
for (TrackViewList::const_iterator i = track_views.begin(); i != track_views.end(); ++i) {
RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (*i);
if (rtv && !rtv->hidden()) {
if (*high < rtv->order()) {
*high = rtv->order ();
}
if (*low > rtv->order()) {
*low = rtv->order ();
}
}
}
}
void
Editor::region_view_item_click (AudioRegionView& rv, GdkEventButton* event)
{
/* Either add to or set the set the region selection, unless
this is an alignment click (control used)
*/
if (Keyboard::modifier_state_contains (event->state, Keyboard::PrimaryModifier)) {
TimeAxisView* tv = &rv.get_time_axis_view();
RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(tv);
double speed = 1.0;
if (rtv && rtv->is_track()) {
speed = rtv->track()->speed();
}
framepos_t where = get_preferred_edit_position();
if (where >= 0) {
if (Keyboard::modifier_state_equals (event->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier))) {
align_region (rv.region(), SyncPoint, (framepos_t) (where * speed));
} else if (Keyboard::modifier_state_equals (event->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
align_region (rv.region(), End, (framepos_t) (where * speed));
} else {
align_region (rv.region(), Start, (framepos_t) (where * speed));
}
}
}
}
void
Editor::collect_new_region_view (RegionView* rv)
{
latest_regionviews.push_back (rv);
}
void
Editor::collect_and_select_new_region_view (RegionView* rv)
{
selection->add(rv);
latest_regionviews.push_back (rv);
}
void
Editor::cancel_selection ()
{
for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
(*i)->hide_selection ();
}
selection->clear ();
clicked_selection = 0;
}
void
Editor::cancel_time_selection ()
{
for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
(*i)->hide_selection ();
}
selection->time.clear ();
clicked_selection = 0;
}
void
Editor::point_trim (GdkEvent* event, framepos_t new_bound)
{
RegionView* rv = clicked_regionview;
/* Choose action dependant on which button was pressed */
switch (event->button.button) {
case 1:
begin_reversible_command (_("start point trim"));
if (selection->selected (rv)) {
for (list<RegionView*>::const_iterator i = selection->regions.by_layer().begin();
i != selection->regions.by_layer().end(); ++i)
{
if (!(*i)->region()->locked()) {
(*i)->region()->clear_changes ();
(*i)->region()->trim_front (new_bound);
_session->add_command(new StatefulDiffCommand ((*i)->region()));
}
}
} else {
if (!rv->region()->locked()) {
rv->region()->clear_changes ();
rv->region()->trim_front (new_bound);
_session->add_command(new StatefulDiffCommand (rv->region()));
}
}
commit_reversible_command();
break;
case 2:
begin_reversible_command (_("end point trim"));
if (selection->selected (rv)) {
for (list<RegionView*>::const_iterator i = selection->regions.by_layer().begin(); i != selection->regions.by_layer().end(); ++i)
{
if (!(*i)->region()->locked()) {
(*i)->region()->clear_changes();
(*i)->region()->trim_end (new_bound);
_session->add_command(new StatefulDiffCommand ((*i)->region()));
}
}
} else {
if (!rv->region()->locked()) {
rv->region()->clear_changes ();
rv->region()->trim_end (new_bound);
_session->add_command (new StatefulDiffCommand (rv->region()));
}
}
commit_reversible_command();
break;
default:
break;
}
}
void
Editor::hide_marker (ArdourCanvas::Item* item, GdkEvent* /*event*/)
{
ArdourMarker* marker;
bool is_start;
if ((marker = static_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
abort(); /*NOTREACHED*/
}
Location* location = find_location_from_marker (marker, is_start);
location->set_hidden (true, this);
}
gint
Editor::mouse_rename_region (ArdourCanvas::Item* /*item*/, GdkEvent* /*event*/)
{
using namespace Gtkmm2ext;
ArdourPrompter prompter (false);
prompter.set_prompt (_("Name for region:"));
prompter.set_initial_text (clicked_regionview->region()->name());
prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
prompter.show_all ();
switch (prompter.run ()) {
case Gtk::RESPONSE_ACCEPT:
string str;
prompter.get_result(str);
if (str.length()) {
clicked_regionview->region()->set_name (str);
}
break;
}
return true;
}
void
Editor::mouse_brush_insert_region (RegionView* rv, framepos_t pos)
{
/* no brushing without a useful snap setting */
switch (_snap_mode) {
case SnapMagnetic:
return; /* can't work because it allows region to be placed anywhere */
default:
break; /* OK */
}
switch (_snap_type) {
case SnapToMark:
return;
default:
break;
}
/* don't brush a copy over the original */
if (pos == rv->region()->position()) {
return;
}
RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&rv->get_time_axis_view());
if (!rtv || !rtv->is_track()) {
return;
}
boost::shared_ptr<Playlist> playlist = rtv->playlist();
double speed = rtv->track()->speed();
playlist->clear_changes ();
boost::shared_ptr<Region> new_region (RegionFactory::create (rv->region(), true));
playlist->add_region (new_region, (framepos_t) (pos * speed));
_session->add_command (new StatefulDiffCommand (playlist));
// playlist is frozen, so we have to update manually XXX this is disgusting
//playlist->RegionAdded (new_region); /* EMIT SIGNAL */
}
gint
Editor::track_height_step_timeout ()
{
if (get_microseconds() - last_track_height_step_timestamp < 250000) {
current_stepping_trackview = 0;
return false;
}
return true;
}
void
Editor::add_region_drag (ArdourCanvas::Item* item, GdkEvent*, RegionView* region_view)
{
assert (region_view);
if (!region_view->region()->playlist()) {
return;
}
switch (Config->get_edit_mode()) {
case Splice:
_drags->add (new RegionSpliceDrag (this, item, region_view, selection->regions.by_layer()));
break;
case Ripple:
_drags->add (new RegionRippleDrag (this, item, region_view, selection->regions.by_layer()));
break;
default:
_drags->add (new RegionMoveDrag (this, item, region_view, selection->regions.by_layer(), false, false));
break;
}
}
void
Editor::add_region_copy_drag (ArdourCanvas::Item* item, GdkEvent*, RegionView* region_view)
{
assert (region_view);
if (!region_view->region()->playlist()) {
return;
}
_drags->add (new RegionMoveDrag (this, item, region_view, selection->regions.by_layer(), false, true));
}
void
Editor::add_region_brush_drag (ArdourCanvas::Item* item, GdkEvent*, RegionView* region_view)
{
assert (region_view);
if (!region_view->region()->playlist()) {
return;
}
if (Config->get_edit_mode() == Splice || Config->get_edit_mode() == Ripple) {
return;
}
_drags->add (new RegionMoveDrag (this, item, region_view, selection->regions.by_layer(), true, false));
}
/** Start a grab where a time range is selected, track(s) are selected, and the
* user clicks and drags a region with a modifier in order to create a new region containing
* the section of the clicked region that lies within the time range.
*/
void
Editor::start_selection_grab (ArdourCanvas::Item* /*item*/, GdkEvent* event)
{
if (clicked_regionview == 0) {
return;
}
/* lets try to create new Region for the selection */
vector<boost::shared_ptr<Region> > new_regions;
create_region_from_selection (new_regions);
if (new_regions.empty()) {
return;
}
/* XXX fix me one day to use all new regions */
boost::shared_ptr<Region> region (new_regions.front());
/* add it to the current stream/playlist.
tricky: the streamview for the track will add a new regionview. we will
catch the signal it sends when it creates the regionview to
set the regionview we want to then drag.
*/
latest_regionviews.clear();
sigc::connection c = clicked_routeview->view()->RegionViewAdded.connect (sigc::mem_fun(*this, &Editor::collect_new_region_view));
/* A selection grab currently creates two undo/redo operations, one for
creating the new region and another for moving it.
*/
begin_reversible_command (Operations::selection_grab);
boost::shared_ptr<Playlist> playlist = clicked_axisview->playlist();
playlist->clear_changes ();
clicked_routeview->playlist()->add_region (region, selection->time[clicked_selection].start);
_session->add_command(new StatefulDiffCommand (playlist));
c.disconnect ();
if (latest_regionviews.empty()) {
/* something went wrong */
abort_reversible_command ();
return;
}
/* we need to deselect all other regionviews, and select this one
i'm ignoring undo stuff, because the region creation will take care of it
*/
selection->set (latest_regionviews);
commit_reversible_command ();
_drags->set (new RegionMoveDrag (this, latest_regionviews.front()->get_canvas_group(), latest_regionviews.front(), latest_regionviews, false, false), event);
}
void
Editor::escape ()
{
if (_drags->active ()) {
_drags->abort ();
} else {
selection->clear ();
}
reset_focus (&contents());
}
/** Update _join_object_range_state which indicate whether we are over the top
* or bottom half of a route view, used by the `join object/range' tool
* mode. Coordinates in canvas space.
*/
void
Editor::update_join_object_range_location (double y)
{
if (!get_smart_mode()) {
_join_object_range_state = JOIN_OBJECT_RANGE_NONE;
return;
}
JoinObjectRangeState const old = _join_object_range_state;
if (mouse_mode == MouseObject) {
_join_object_range_state = JOIN_OBJECT_RANGE_OBJECT;
} else if (mouse_mode == MouseRange) {
_join_object_range_state = JOIN_OBJECT_RANGE_RANGE;
}
if (entered_regionview) {
ArdourCanvas::Duple const item_space = entered_regionview->get_canvas_group()->canvas_to_item (ArdourCanvas::Duple (0, y));
double const c = item_space.y / entered_regionview->height();
_join_object_range_state = c <= 0.5 ? JOIN_OBJECT_RANGE_RANGE : JOIN_OBJECT_RANGE_OBJECT;
Editor::EnterContext* ctx = get_enter_context(RegionItem);
if (_join_object_range_state != old && ctx) {
ctx->cursor_ctx->change(which_track_cursor());
}
} else if (entered_track) {
RouteTimeAxisView* entered_route_view = dynamic_cast<RouteTimeAxisView*> (entered_track);
if (entered_route_view) {
double cx = 0;
double cy = y;
entered_route_view->canvas_display()->canvas_to_item (cx, cy);
double track_height = entered_route_view->view()->child_height();
if (UIConfiguration::instance().get_show_name_highlight()) {
track_height -= TimeAxisViewItem::NAME_HIGHLIGHT_SIZE;
}
double const c = cy / track_height;
if (c <= 0.5) {
_join_object_range_state = JOIN_OBJECT_RANGE_RANGE;
} else {
_join_object_range_state = JOIN_OBJECT_RANGE_OBJECT;
}
} else {
/* Other kinds of tracks use object mode */
_join_object_range_state = JOIN_OBJECT_RANGE_OBJECT;
}
Editor::EnterContext* ctx = get_enter_context(StreamItem);
if (_join_object_range_state != old && ctx) {
ctx->cursor_ctx->change(which_track_cursor());
}
}
}
Editing::MouseMode
Editor::effective_mouse_mode () const
{
if (_join_object_range_state == JOIN_OBJECT_RANGE_OBJECT) {
return MouseObject;
} else if (_join_object_range_state == JOIN_OBJECT_RANGE_RANGE) {
return MouseRange;
}
return mouse_mode;
}
void
Editor::remove_midi_note (ArdourCanvas::Item* item, GdkEvent *)
{
NoteBase* e = reinterpret_cast<NoteBase*> (item->get_data ("notebase"));
assert (e);
e->region_view().delete_note (e->note ());
}
/** Obtain the pointer position in canvas coordinates */
void
Editor::get_pointer_position (double& x, double& y) const
{
int px, py;
_track_canvas->get_pointer (px, py);
_track_canvas->window_to_canvas (px, py, x, y);
}
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