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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 "widgets/prompter.h"
#include "actions.h"
#include "ardour_ui.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 "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_sample (samplepos_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;
}
samplepos_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);
}
samplepos_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 sample 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_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;
samplecnt_t const where = (samplecnt_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;
double mx = event->button.x;
double my = event->button.y;
al->grab_item().canvas_to_item (mx, my);
uint32_t before, after;
samplecnt_t const where = (samplecnt_t) floor (mx * 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:
{
if (ArdourKeyboard::indicates_constraint (event->button.state)) {
_drags->set (
new TempoEndDrag (
this,
item
),
event
);
} else {
_drags->set (
new TempoMarkerDrag (
this,
item,
ArdourKeyboard::indicates_copy (event->button.state)
),
event
);
}
return true;
}
case MeterMarkerItem:
{
_drags->set (
new MeterMarkerDrag (
this,
item,
ArdourKeyboard::indicates_copy (event->button.state)
),
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)
&& !ArdourKeyboard::indicates_constraint (event->button.state)) {
_drags->set (new CursorDrag (this, *playhead_cursor, false), event);
} else if (ArdourKeyboard::indicates_constraint (event->button.state)
&& Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier)) {
_drags->set (new TempoTwistDrag (this, item), event);
} else if (ArdourKeyboard::indicates_constraint (event->button.state)) {
_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:
{
std::list<ArdourCanvas::Item*> equivalent_transient_items;
ArdourCanvas::Line* line = reinterpret_cast<ArdourCanvas::Line*> (item);
assert (line);
RegionView* tmp_rv = reinterpret_cast<RegionView*> (item->get_data ("regionview"));
vector<RegionView*> all_equivalent_regions;
get_equivalent_regions(tmp_rv, all_equivalent_regions, ARDOUR::Properties::group_select.property_id);
AudioRegionView* tmp_arv = dynamic_cast<AudioRegionView*> (tmp_rv);
samplepos_t transient_position = tmp_arv->get_transient_position(*(float*) line->get_data("position"));
// boost::shared_ptr<AudioRegionView> arv;
for (vector<RegionView*>::iterator i = all_equivalent_regions.begin(); i != all_equivalent_regions.end(); ++i){
AudioRegionView* arv = dynamic_cast<AudioRegionView*> (*i);
arv->get_transient_feature_line(transient_position, equivalent_transient_items);
}
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier)) {
equivalent_transient_items.clear();
equivalent_transient_items.push_back(item);
}
if (Keyboard::modifier_state_contains (event->button.state, Keyboard::TertiaryModifier)) {
for (std::list<ArdourCanvas::Item*>::iterator i = equivalent_transient_items.begin(); i != equivalent_transient_items.end(); ++i){
remove_transient(*i);
}
return true;
}
for (std::list<ArdourCanvas::Item*>::iterator i = equivalent_transient_items.begin(); i != equivalent_transient_items.end(); ++i){
_drags->set (new FeatureLineDrag (this, *i), event);
}
return true;
}