ec90b0ceb0
gets autoscroll (#4474). git-svn-id: svn://localhost/ardour2/branches/3.0@10650 d708f5d6-7413-0410-9779-e7cbd77b26cf
941 lines
22 KiB
C++
941 lines
22 KiB
C++
/*
|
|
Copyright (C) 2009 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.
|
|
|
|
*/
|
|
|
|
#ifndef __gtk2_ardour_editor_drag_h_
|
|
#define __gtk2_ardour_editor_drag_h_
|
|
|
|
#include <list>
|
|
|
|
#include <gdk/gdk.h>
|
|
#include <stdint.h>
|
|
|
|
#include "ardour/types.h"
|
|
|
|
#include "canvas.h"
|
|
#include "editor_items.h"
|
|
|
|
namespace ARDOUR {
|
|
class Location;
|
|
}
|
|
|
|
namespace PBD {
|
|
class StatefulDiffCommand;
|
|
}
|
|
|
|
namespace Gnome {
|
|
namespace Canvas {
|
|
class CanvasNoteEvent;
|
|
class CanvasPatchChange;
|
|
}
|
|
}
|
|
|
|
class Editor;
|
|
class EditorCursor;
|
|
class TimeAxisView;
|
|
class MidiTimeAxisView;
|
|
class Drag;
|
|
|
|
/** Class to manage current drags */
|
|
class DragManager
|
|
{
|
|
public:
|
|
|
|
DragManager (Editor* e);
|
|
~DragManager ();
|
|
|
|
bool motion_handler (GdkEvent *, bool);
|
|
|
|
void abort ();
|
|
void add (Drag *);
|
|
void set (Drag *, GdkEvent *, Gdk::Cursor* c = 0);
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
bool end_grab (GdkEvent *);
|
|
bool have_item (ArdourCanvas::Item *) const;
|
|
|
|
/** @return true if an end drag or abort is in progress */
|
|
bool ending () const {
|
|
return _ending;
|
|
}
|
|
|
|
bool active () const {
|
|
return !_drags.empty ();
|
|
}
|
|
|
|
/** @return current pointer x position in trackview coordinates */
|
|
double current_pointer_x () const {
|
|
return _current_pointer_x;
|
|
}
|
|
|
|
/** @return current pointer y position in trackview coordinates */
|
|
double current_pointer_y () const {
|
|
return _current_pointer_y;
|
|
}
|
|
|
|
/** @return current pointer frame */
|
|
ARDOUR::framepos_t current_pointer_frame () const {
|
|
return _current_pointer_frame;
|
|
}
|
|
|
|
private:
|
|
Editor* _editor;
|
|
std::list<Drag*> _drags;
|
|
bool _ending; ///< true if end_grab or abort is in progress, otherwise false
|
|
double _current_pointer_x; ///< trackview x of the current pointer
|
|
double _current_pointer_y; ///< trackview y of the current pointer
|
|
ARDOUR::framepos_t _current_pointer_frame; ///< frame that the pointer is now at
|
|
bool _old_follow_playhead; ///< state of Editor::follow_playhead() before the drags started
|
|
};
|
|
|
|
/** Abstract base class for dragging of things within the editor */
|
|
class Drag
|
|
{
|
|
public:
|
|
Drag (Editor *, ArdourCanvas::Item *);
|
|
virtual ~Drag () {}
|
|
|
|
void set_manager (DragManager* m) {
|
|
_drags = m;
|
|
}
|
|
|
|
/** @return the canvas item being dragged */
|
|
ArdourCanvas::Item* item () const {
|
|
return _item;
|
|
}
|
|
|
|
void swap_grab (ArdourCanvas::Item *, Gdk::Cursor *, uint32_t);
|
|
bool motion_handler (GdkEvent*, bool);
|
|
void abort ();
|
|
|
|
ARDOUR::framepos_t adjusted_frame (ARDOUR::framepos_t, GdkEvent const *, bool snap = true) const;
|
|
ARDOUR::framepos_t adjusted_current_frame (GdkEvent const *, bool snap = true) const;
|
|
|
|
/** Called to start a grab of an item.
|
|
* @param e Event that caused the grab to start.
|
|
* @param c Cursor to use, or 0.
|
|
*/
|
|
virtual void start_grab (GdkEvent* e, Gdk::Cursor* c = 0);
|
|
|
|
virtual bool end_grab (GdkEvent *);
|
|
|
|
/** Called when a drag motion has occurred.
|
|
* @param e Event describing the motion.
|
|
* @param f true if this is the first movement, otherwise false.
|
|
*/
|
|
virtual void motion (GdkEvent* e, bool f) = 0;
|
|
|
|
/** Called when a drag has finished.
|
|
* @param e Event describing the finish.
|
|
* @param m true if some movement occurred, otherwise false.
|
|
*/
|
|
virtual void finished (GdkEvent* e, bool m) = 0;
|
|
|
|
/** Called to abort a drag and return things to how
|
|
* they were before it started.
|
|
* @param m true if some movement occurred, otherwise false.
|
|
*/
|
|
virtual void aborted (bool m) = 0;
|
|
|
|
/** @param m Mouse mode.
|
|
* @return true if this drag should happen in this mouse mode.
|
|
*/
|
|
virtual bool active (Editing::MouseMode m) {
|
|
return (m != Editing::MouseGain);
|
|
}
|
|
|
|
/** @return minimum number of frames (in x) and pixels (in y) that should be considered a movement */
|
|
virtual std::pair<ARDOUR::framecnt_t, int> move_threshold () const {
|
|
return std::make_pair (1, 1);
|
|
}
|
|
|
|
virtual bool allow_vertical_autoscroll () const {
|
|
return true;
|
|
}
|
|
|
|
/** @return true if x movement matters to this drag */
|
|
virtual bool x_movement_matters () const {
|
|
return true;
|
|
}
|
|
|
|
/** @return true if y movement matters to this drag */
|
|
virtual bool y_movement_matters () const {
|
|
return true;
|
|
}
|
|
|
|
/** Set up the _pointer_frame_offset */
|
|
virtual void setup_pointer_frame_offset () {
|
|
_pointer_frame_offset = 0;
|
|
}
|
|
|
|
protected:
|
|
|
|
double grab_x () const {
|
|
return _grab_x;
|
|
}
|
|
|
|
double grab_y () const {
|
|
return _grab_y;
|
|
}
|
|
|
|
ARDOUR::framepos_t raw_grab_frame () const {
|
|
return _raw_grab_frame;
|
|
}
|
|
|
|
ARDOUR::framepos_t grab_frame () const {
|
|
return _grab_frame;
|
|
}
|
|
|
|
double last_pointer_x () const {
|
|
return _last_pointer_x;
|
|
}
|
|
|
|
double last_pointer_y () const {
|
|
return _last_pointer_y;
|
|
}
|
|
|
|
double last_pointer_frame () const {
|
|
return _last_pointer_frame;
|
|
}
|
|
|
|
void show_verbose_cursor_time (framepos_t);
|
|
void show_verbose_cursor_duration (framepos_t, framepos_t, double xoffset = 0);
|
|
void show_verbose_cursor_text (std::string const &);
|
|
|
|
Editor* _editor; ///< our editor
|
|
DragManager* _drags;
|
|
ArdourCanvas::Item* _item; ///< our item
|
|
/** Offset from the mouse's position for the drag to the start of the thing that is being dragged */
|
|
ARDOUR::framecnt_t _pointer_frame_offset;
|
|
bool _x_constrained; ///< true if x motion is constrained, otherwise false
|
|
bool _y_constrained; ///< true if y motion is constrained, otherwise false
|
|
bool _was_rolling; ///< true if the session was rolling before the drag started, otherwise false
|
|
|
|
private:
|
|
|
|
bool _move_threshold_passed; ///< true if the move threshold has been passed, otherwise false
|
|
double _grab_x; ///< trackview x of the grab start position
|
|
double _grab_y; ///< trackview y of the grab start position
|
|
double _last_pointer_x; ///< trackview x of the pointer last time a motion occurred
|
|
double _last_pointer_y; ///< trackview y of the pointer last time a motion occurred
|
|
ARDOUR::framepos_t _raw_grab_frame; ///< unsnapped frame that the mouse was at when start_grab was called, or 0
|
|
ARDOUR::framepos_t _grab_frame; ///< adjusted_frame that the mouse was at when start_grab was called, or 0
|
|
ARDOUR::framepos_t _last_pointer_frame; ///< adjusted_frame the last time a motion occurred
|
|
};
|
|
|
|
class RegionDrag;
|
|
|
|
/** Container for details about a region being dragged */
|
|
struct DraggingView
|
|
{
|
|
DraggingView (RegionView *, RegionDrag *);
|
|
|
|
RegionView* view; ///< the view
|
|
/** index into RegionDrag::_time_axis_views of the view that this region is currently being displayed on,
|
|
* or -1 if it is not visible.
|
|
*/
|
|
int time_axis_view;
|
|
/** layer that this region is currently being displayed on */
|
|
ARDOUR::layer_t layer;
|
|
double initial_y; ///< the initial y position of the view before any reparenting
|
|
framepos_t initial_position; ///< initial position of the region
|
|
framepos_t initial_end; ///< initial end position of the region
|
|
boost::shared_ptr<ARDOUR::Playlist> initial_playlist;
|
|
};
|
|
|
|
/** Abstract base class for drags that involve region(s) */
|
|
class RegionDrag : public Drag, public sigc::trackable
|
|
{
|
|
public:
|
|
RegionDrag (Editor *, ArdourCanvas::Item *, RegionView *, std::list<RegionView*> const &);
|
|
virtual ~RegionDrag () {}
|
|
|
|
protected:
|
|
|
|
RegionView* _primary; ///< the view that was clicked on (or whatever) to start the drag
|
|
std::list<DraggingView> _views; ///< information about all views that are being dragged
|
|
|
|
/** a list of the non-hidden TimeAxisViews sorted by editor order key */
|
|
std::vector<TimeAxisView*> _time_axis_views;
|
|
int find_time_axis_view (TimeAxisView *) const;
|
|
|
|
int _visible_y_low;
|
|
int _visible_y_high;
|
|
|
|
friend class DraggingView;
|
|
|
|
private:
|
|
|
|
void region_going_away (RegionView *);
|
|
PBD::ScopedConnection death_connection;
|
|
};
|
|
|
|
|
|
/** Drags involving region motion from somewhere */
|
|
class RegionMotionDrag : public RegionDrag
|
|
{
|
|
public:
|
|
|
|
RegionMotionDrag (Editor *, ArdourCanvas::Item *, RegionView *, std::list<RegionView*> const &, bool);
|
|
virtual ~RegionMotionDrag () {}
|
|
|
|
virtual void start_grab (GdkEvent *, Gdk::Cursor *);
|
|
virtual void motion (GdkEvent *, bool);
|
|
virtual void finished (GdkEvent *, bool) = 0;
|
|
virtual void aborted (bool);
|
|
|
|
/** @return true if the regions being `moved' came from somewhere on the canvas;
|
|
* false if they came from outside (e.g. from the region list).
|
|
*/
|
|
virtual bool regions_came_from_canvas () const = 0;
|
|
|
|
protected:
|
|
|
|
double compute_x_delta (GdkEvent const *, ARDOUR::framecnt_t *);
|
|
bool y_movement_allowed (int, ARDOUR::layer_t) const;
|
|
|
|
bool _brushing;
|
|
ARDOUR::framepos_t _last_frame_position; ///< last position of the thing being dragged
|
|
double _total_x_delta;
|
|
int _last_pointer_time_axis_view;
|
|
ARDOUR::layer_t _last_pointer_layer;
|
|
};
|
|
|
|
|
|
/** Drags to move (or copy) regions that are already shown in the GUI to
|
|
* somewhere different.
|
|
*/
|
|
class RegionMoveDrag : public RegionMotionDrag
|
|
{
|
|
public:
|
|
RegionMoveDrag (Editor *, ArdourCanvas::Item *, RegionView *, std::list<RegionView*> const &, bool, bool);
|
|
virtual ~RegionMoveDrag () {}
|
|
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool regions_came_from_canvas () const {
|
|
return true;
|
|
}
|
|
|
|
std::pair<ARDOUR::framecnt_t, int> move_threshold () const {
|
|
return std::make_pair (4, 4);
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
|
|
private:
|
|
typedef std::set<boost::shared_ptr<ARDOUR::Playlist> > PlaylistSet;
|
|
|
|
void finished_no_copy (
|
|
bool const,
|
|
bool const,
|
|
ARDOUR::framecnt_t const
|
|
);
|
|
|
|
void finished_copy (
|
|
bool const,
|
|
bool const,
|
|
ARDOUR::framecnt_t const
|
|
);
|
|
|
|
RegionView* insert_region_into_playlist (
|
|
boost::shared_ptr<ARDOUR::Region>,
|
|
RouteTimeAxisView*,
|
|
ARDOUR::layer_t,
|
|
ARDOUR::framecnt_t,
|
|
PlaylistSet&
|
|
);
|
|
|
|
void remove_region_from_playlist (
|
|
boost::shared_ptr<ARDOUR::Region>,
|
|
boost::shared_ptr<ARDOUR::Playlist>,
|
|
PlaylistSet& modified_playlists
|
|
);
|
|
|
|
void add_stateful_diff_commands_for_playlists (PlaylistSet const &);
|
|
|
|
void collect_new_region_view (RegionView *);
|
|
|
|
bool _copy;
|
|
RegionView* _new_region_view;
|
|
};
|
|
|
|
/** Drag to insert a region from somewhere */
|
|
class RegionInsertDrag : public RegionMotionDrag
|
|
{
|
|
public:
|
|
RegionInsertDrag (Editor *, boost::shared_ptr<ARDOUR::Region>, RouteTimeAxisView*, ARDOUR::framepos_t);
|
|
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool regions_came_from_canvas () const {
|
|
return false;
|
|
}
|
|
};
|
|
|
|
/** Region drag in splice mode */
|
|
class RegionSpliceDrag : public RegionMoveDrag
|
|
{
|
|
public:
|
|
RegionSpliceDrag (Editor *, ArdourCanvas::Item *, RegionView *, std::list<RegionView*> const &);
|
|
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
};
|
|
|
|
/** Drags to create regions */
|
|
class RegionCreateDrag : public Drag
|
|
{
|
|
public:
|
|
RegionCreateDrag (Editor *, ArdourCanvas::Item *, TimeAxisView *);
|
|
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
private:
|
|
MidiTimeAxisView* _view;
|
|
boost::shared_ptr<ARDOUR::Region> _region;
|
|
void add_region ();
|
|
};
|
|
|
|
/** Drags to resize MIDI notes */
|
|
class NoteResizeDrag : public Drag
|
|
{
|
|
public:
|
|
NoteResizeDrag (Editor *, ArdourCanvas::Item *);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
private:
|
|
MidiRegionView* region;
|
|
bool relative;
|
|
bool at_front;
|
|
};
|
|
|
|
/** Drags to move MIDI notes */
|
|
class NoteDrag : public Drag
|
|
{
|
|
public:
|
|
NoteDrag (Editor*, ArdourCanvas::Item*);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
private:
|
|
|
|
ARDOUR::frameoffset_t total_dx () const;
|
|
int8_t total_dy () const;
|
|
|
|
MidiRegionView* _region;
|
|
Gnome::Canvas::CanvasNoteEvent* _primary;
|
|
double _cumulative_dx;
|
|
double _cumulative_dy;
|
|
bool _was_selected;
|
|
double _note_height;
|
|
};
|
|
|
|
/** Drag to move MIDI patch changes */
|
|
class PatchChangeDrag : public Drag
|
|
{
|
|
public:
|
|
PatchChangeDrag (Editor *, ArdourCanvas::CanvasPatchChange *, MidiRegionView *);
|
|
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
|
|
private:
|
|
MidiRegionView* _region_view;
|
|
ArdourCanvas::CanvasPatchChange* _patch_change;
|
|
double _cumulative_dx;
|
|
};
|
|
|
|
/** Drag of region gain */
|
|
class RegionGainDrag : public Drag
|
|
{
|
|
public:
|
|
RegionGainDrag (Editor *, ArdourCanvas::Item *);
|
|
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
bool active (Editing::MouseMode m) {
|
|
return (m == Editing::MouseGain);
|
|
}
|
|
|
|
void aborted (bool);
|
|
};
|
|
|
|
/** Drag to trim region(s) */
|
|
class TrimDrag : public RegionDrag
|
|
{
|
|
public:
|
|
enum Operation {
|
|
StartTrim,
|
|
EndTrim,
|
|
ContentsTrim,
|
|
};
|
|
|
|
TrimDrag (Editor *, ArdourCanvas::Item *, RegionView*, std::list<RegionView*> const &);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
|
|
private:
|
|
|
|
Operation _operation;
|
|
};
|
|
|
|
/** Meter marker drag */
|
|
class MeterMarkerDrag : public Drag
|
|
{
|
|
public:
|
|
MeterMarkerDrag (Editor *, ArdourCanvas::Item *, bool);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool allow_vertical_autoscroll () const {
|
|
return false;
|
|
}
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
|
|
private:
|
|
MeterMarker* _marker;
|
|
bool _copy;
|
|
};
|
|
|
|
/** Tempo marker drag */
|
|
class TempoMarkerDrag : public Drag
|
|
{
|
|
public:
|
|
TempoMarkerDrag (Editor *, ArdourCanvas::Item *, bool);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool allow_vertical_autoscroll () const {
|
|
return false;
|
|
}
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
|
|
private:
|
|
TempoMarker* _marker;
|
|
bool _copy;
|
|
};
|
|
|
|
|
|
/** Drag of the playhead cursor */
|
|
class CursorDrag : public Drag
|
|
{
|
|
public:
|
|
CursorDrag (Editor *, ArdourCanvas::Item *, bool);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool active (Editing::MouseMode) {
|
|
return true;
|
|
}
|
|
|
|
bool allow_vertical_autoscroll () const {
|
|
return false;
|
|
}
|
|
|
|
bool y_movement_matters () const {
|
|
return true;
|
|
}
|
|
|
|
private:
|
|
void fake_locate (framepos_t);
|
|
|
|
bool _stop; ///< true to stop the transport on starting the drag, otherwise false
|
|
double _grab_zoom; ///< editor frames per unit when our grab started
|
|
};
|
|
|
|
/** Region fade-in drag */
|
|
class FadeInDrag : public RegionDrag
|
|
{
|
|
public:
|
|
FadeInDrag (Editor *, ArdourCanvas::Item *, RegionView *, std::list<RegionView*> const &);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
};
|
|
|
|
/** Region fade-out drag */
|
|
class FadeOutDrag : public RegionDrag
|
|
{
|
|
public:
|
|
FadeOutDrag (Editor *, ArdourCanvas::Item *, RegionView *, std::list<RegionView*> const &);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
};
|
|
|
|
/** Marker drag */
|
|
class MarkerDrag : public Drag
|
|
{
|
|
public:
|
|
MarkerDrag (Editor *, ArdourCanvas::Item *);
|
|
~MarkerDrag ();
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool allow_vertical_autoscroll () const {
|
|
return false;
|
|
}
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
void setup_pointer_frame_offset ();
|
|
|
|
private:
|
|
void update_item (ARDOUR::Location *);
|
|
|
|
Marker* _marker; ///< marker being dragged
|
|
std::list<ARDOUR::Location*> _copied_locations;
|
|
ArdourCanvas::Points _points;
|
|
};
|
|
|
|
/** Control point drag */
|
|
class ControlPointDrag : public Drag
|
|
{
|
|
public:
|
|
ControlPointDrag (Editor *, ArdourCanvas::Item *);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool active (Editing::MouseMode m);
|
|
|
|
private:
|
|
|
|
ControlPoint* _point;
|
|
double _fixed_grab_x;
|
|
double _fixed_grab_y;
|
|
double _cumulative_x_drag;
|
|
double _cumulative_y_drag;
|
|
static double _zero_gain_fraction;
|
|
};
|
|
|
|
/** Gain or automation line drag */
|
|
class LineDrag : public Drag
|
|
{
|
|
public:
|
|
LineDrag (Editor *e, ArdourCanvas::Item *i);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool active (Editing::MouseMode) {
|
|
return true;
|
|
}
|
|
|
|
private:
|
|
|
|
AutomationLine* _line;
|
|
double _fixed_grab_x;
|
|
double _fixed_grab_y;
|
|
uint32_t _before;
|
|
uint32_t _after;
|
|
double _cumulative_y_drag;
|
|
};
|
|
|
|
/** Transient feature line drags*/
|
|
class FeatureLineDrag : public Drag
|
|
{
|
|
public:
|
|
FeatureLineDrag (Editor *e, ArdourCanvas::Item *i);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool active (Editing::MouseMode) {
|
|
return true;
|
|
}
|
|
|
|
private:
|
|
|
|
ArdourCanvas::Line* _line;
|
|
AudioRegionView* _arv;
|
|
|
|
double _region_view_grab_x;
|
|
double _cumulative_x_drag;
|
|
|
|
float _before;
|
|
uint32_t _max_x;
|
|
};
|
|
|
|
/** Dragging of a rubberband rectangle for selecting things */
|
|
class RubberbandSelectDrag : public Drag
|
|
{
|
|
public:
|
|
RubberbandSelectDrag (Editor *, ArdourCanvas::Item *);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
std::pair<ARDOUR::framecnt_t, int> move_threshold () const {
|
|
return std::make_pair (8, 1);
|
|
}
|
|
|
|
void do_select_things (GdkEvent *, bool);
|
|
|
|
/** Select some things within a rectangle.
|
|
* @param button_state The button state from the GdkEvent.
|
|
* @param x1 The left-hand side of the rectangle in session frames.
|
|
* @param x2 The right-hand side of the rectangle in session frames.
|
|
* @param y1 The top of the rectangle in trackview coordinates.
|
|
* @param y2 The bottom of the rectangle in trackview coordinates.
|
|
* @param drag_in_progress true if the drag is currently happening.
|
|
*/
|
|
virtual void select_things (int button_state, framepos_t x1, framepos_t x2, double y1, double y2, bool drag_in_progress) = 0;
|
|
|
|
virtual void deselect_things () = 0;
|
|
};
|
|
|
|
/** A general editor RubberbandSelectDrag (for regions, automation points etc.) */
|
|
class EditorRubberbandSelectDrag : public RubberbandSelectDrag
|
|
{
|
|
public:
|
|
EditorRubberbandSelectDrag (Editor *, ArdourCanvas::Item *);
|
|
|
|
void select_things (int, framepos_t, framepos_t, double, double, bool);
|
|
void deselect_things ();
|
|
};
|
|
|
|
/** A RubberbandSelectDrag for selecting MIDI notes */
|
|
class MidiRubberbandSelectDrag : public RubberbandSelectDrag
|
|
{
|
|
public:
|
|
MidiRubberbandSelectDrag (Editor *, MidiRegionView *);
|
|
|
|
void select_things (int, framepos_t, framepos_t, double, double, bool);
|
|
void deselect_things ();
|
|
|
|
private:
|
|
MidiRegionView* _region_view;
|
|
};
|
|
|
|
/** Region drag in time-FX mode */
|
|
class TimeFXDrag : public RegionDrag
|
|
{
|
|
public:
|
|
TimeFXDrag (Editor *, ArdourCanvas::Item *, RegionView *, std::list<RegionView*> const &);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
};
|
|
|
|
/** Scrub drag in audition mode */
|
|
class ScrubDrag : public Drag
|
|
{
|
|
public:
|
|
ScrubDrag (Editor *, ArdourCanvas::Item *);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
};
|
|
|
|
/** Drag in range select mode */
|
|
class SelectionDrag : public Drag
|
|
{
|
|
public:
|
|
enum Operation {
|
|
CreateSelection,
|
|
SelectionStartTrim,
|
|
SelectionEndTrim,
|
|
SelectionMove
|
|
};
|
|
|
|
SelectionDrag (Editor *, ArdourCanvas::Item *, Operation);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
void setup_pointer_frame_offset ();
|
|
|
|
private:
|
|
Operation _operation;
|
|
bool _copy;
|
|
int _original_pointer_time_axis;
|
|
int _last_pointer_time_axis;
|
|
std::list<TimeAxisView*> _added_time_axes;
|
|
};
|
|
|
|
/** Range marker drag */
|
|
class RangeMarkerBarDrag : public Drag
|
|
{
|
|
public:
|
|
enum Operation {
|
|
CreateRangeMarker,
|
|
CreateTransportMarker,
|
|
CreateCDMarker
|
|
};
|
|
|
|
RangeMarkerBarDrag (Editor *, ArdourCanvas::Item *, Operation);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool allow_vertical_autoscroll () const {
|
|
return false;
|
|
}
|
|
|
|
bool y_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
private:
|
|
void update_item (ARDOUR::Location *);
|
|
|
|
Operation _operation;
|
|
ArdourCanvas::SimpleRect* _drag_rect;
|
|
bool _copy;
|
|
};
|
|
|
|
/** Drag of rectangle to set zoom */
|
|
class MouseZoomDrag : public Drag
|
|
{
|
|
public:
|
|
MouseZoomDrag (Editor *, ArdourCanvas::Item *);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
std::pair<ARDOUR::framecnt_t, int> move_threshold () const {
|
|
return std::make_pair (4, 4);
|
|
}
|
|
|
|
private:
|
|
bool _zoom_out;
|
|
};
|
|
|
|
/** Drag of a range of automation data, changing value but not position */
|
|
class AutomationRangeDrag : public Drag
|
|
{
|
|
public:
|
|
AutomationRangeDrag (Editor *, ArdourCanvas::Item *, std::list<ARDOUR::AudioRange> const &);
|
|
|
|
void start_grab (GdkEvent *, Gdk::Cursor* c = 0);
|
|
void motion (GdkEvent *, bool);
|
|
void finished (GdkEvent *, bool);
|
|
void aborted (bool);
|
|
|
|
bool x_movement_matters () const {
|
|
return false;
|
|
}
|
|
|
|
private:
|
|
std::list<ARDOUR::AudioRange> _ranges;
|
|
AutomationTimeAxisView* _atav;
|
|
|
|
/** A line that is part of the drag */
|
|
struct Line {
|
|
boost::shared_ptr<AutomationLine> line; ///< the line
|
|
std::list<ControlPoint*> points; ///< points to drag on the line
|
|
std::pair<ARDOUR::framepos_t, ARDOUR::framepos_t> range; ///< the range of all points on the line, in session frames
|
|
XMLNode* state; ///< the XML state node before the drag
|
|
};
|
|
|
|
std::list<Line> _lines;
|
|
|
|
bool _nothing_to_drag;
|
|
};
|
|
|
|
#endif /* __gtk2_ardour_editor_drag_h_ */
|
|
|