-/* -*- c-basic-offset: 8; default-tab-width: 8; -*- */
-
/*
Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
#include <list>
#include <wx/graphics.h>
+#include <boost/weak_ptr.hpp>
#include "film.h"
+#include "film_editor.h"
#include "timeline.h"
#include "wx_util.h"
-#include "playlist.h"
+#include "lib/playlist.h"
using std::list;
using std::cout;
using std::max;
using boost::shared_ptr;
+using boost::weak_ptr;
using boost::dynamic_pointer_cast;
using boost::bind;
}
- virtual void paint (wxGraphicsContext *) = 0;
+ void paint (wxGraphicsContext* g)
+ {
+ _last_paint_bbox = bbox ();
+ do_paint (g);
+ }
+
+ void force_redraw ()
+ {
+ _timeline.force_redraw (_last_paint_bbox);
+ _timeline.force_redraw (bbox ());
+ }
+
virtual Rect bbox () const = 0;
protected:
+ virtual void do_paint (wxGraphicsContext *) = 0;
+
int time_x (Time t) const
{
return _timeline.tracks_position().x + t * _timeline.pixels_per_time_unit();
}
Timeline& _timeline;
+
+private:
+ Rect _last_paint_bbox;
};
class ContentView : public View
{
public:
- ContentView (Timeline& tl, shared_ptr<const Content> c, int t)
+ ContentView (Timeline& tl, shared_ptr<Content> c, int t)
: View (tl)
, _content (c)
, _track (t)
, _selected (false)
{
+ _content_connection = c->Changed.connect (bind (&ContentView::content_changed, this, _2));
+ }
+
+ Rect bbox () const
+ {
+ shared_ptr<const Film> film = _timeline.film ();
+ shared_ptr<const Content> content = _content.lock ();
+ if (!film || !content) {
+ return Rect ();
+ }
+
+ return Rect (
+ time_x (content->start ()) - 8,
+ y_pos (_track) - 8,
+ content->length () * _timeline.pixels_per_time_unit() + 16,
+ _timeline.track_height() + 16
+ );
+ }
+
+ void set_selected (bool s) {
+ _selected = s;
+ force_redraw ();
+ }
+
+ bool selected () const {
+ return _selected;
+ }
+
+ weak_ptr<Content> content () const {
+ return _content;
+ }
+ void set_track (int t) {
+ _track = t;
}
- void paint (wxGraphicsContext* gc)
+ int track () const {
+ return _track;
+ }
+
+ virtual wxString type () const = 0;
+ virtual wxColour colour () const = 0;
+
+private:
+
+ void do_paint (wxGraphicsContext* gc)
{
shared_ptr<const Film> film = _timeline.film ();
shared_ptr<const Content> content = _content.lock ();
return;
}
- Time const start = content->time ();
- Time const len = content->length (film);
+ Time const start = content->start ();
+ Time const len = content->length ();
+
+ wxColour selected (colour().Red() / 2, colour().Green() / 2, colour().Blue() / 2);
gc->SetPen (*wxBLACK_PEN);
#if wxMAJOR_VERSION == 2 && wxMINOR_VERSION >= 9
gc->SetPen (*wxThePenList->FindOrCreatePen (wxColour (0, 0, 0), 4, wxPENSTYLE_SOLID));
if (_selected) {
- gc->SetBrush (*wxTheBrushList->FindOrCreateBrush (wxColour (200, 200, 200), wxBRUSHSTYLE_SOLID));
+ gc->SetBrush (*wxTheBrushList->FindOrCreateBrush (selected, wxBRUSHSTYLE_SOLID));
} else {
gc->SetBrush (*wxTheBrushList->FindOrCreateBrush (colour(), wxBRUSHSTYLE_SOLID));
}
#else
gc->SetPen (*wxThePenList->FindOrCreatePen (wxColour (0, 0, 0), 4, wxSOLID));
if (_selected) {
- gc->SetBrush (*wxTheBrushList->FindOrCreateBrush (wxColour (200, 200, 200), wxSOLID));
+ gc->SetBrush (*wxTheBrushList->FindOrCreateBrush (selected, wxSOLID));
} else {
gc->SetBrush (*wxTheBrushList->FindOrCreateBrush (colour(), wxSOLID));
}
#endif
wxGraphicsPath path = gc->CreatePath ();
- path.MoveToPoint (time_x (start), y_pos (_track));
- path.AddLineToPoint (time_x (start + len), y_pos (_track));
- path.AddLineToPoint (time_x (start + len), y_pos (_track + 1));
- path.AddLineToPoint (time_x (start), y_pos (_track + 1));
- path.AddLineToPoint (time_x (start), y_pos (_track));
+ path.MoveToPoint (time_x (start), y_pos (_track) + 4);
+ path.AddLineToPoint (time_x (start + len), y_pos (_track) + 4);
+ path.AddLineToPoint (time_x (start + len), y_pos (_track + 1) - 4);
+ path.AddLineToPoint (time_x (start), y_pos (_track + 1) - 4);
+ path.AddLineToPoint (time_x (start), y_pos (_track) + 4);
gc->StrokePath (path);
gc->FillPath (path);
gc->ResetClip ();
}
- Rect bbox () const
+ int y_pos (int t) const
{
- shared_ptr<const Film> film = _timeline.film ();
- shared_ptr<const Content> content = _content.lock ();
- if (!film || !content) {
- return Rect ();
- }
-
- return Rect (
- time_x (content->time ()),
- y_pos (_track),
- content->length (film) * _timeline.pixels_per_time_unit(),
- _timeline.track_height()
- );
- }
-
- void set_selected (bool s) {
- _selected = s;
- _timeline.force_redraw (bbox ());
- }
-
- bool selected () const {
- return _selected;
+ return _timeline.tracks_position().y + t * _timeline.track_height();
}
- virtual wxString type () const = 0;
- virtual wxColour colour () const = 0;
-
-private:
-
- int y_pos (int t) const
+ void content_changed (int p)
{
- return _timeline.tracks_position().y + t * _timeline.track_height();
+ if (p == ContentProperty::START || p == ContentProperty::LENGTH) {
+ force_redraw ();
+ }
}
- boost::weak_ptr<const Content> _content;
+ boost::weak_ptr<Content> _content;
int _track;
bool _selected;
+
+ boost::signals2::scoped_connection _content_connection;
};
class AudioContentView : public ContentView
{
public:
- AudioContentView (Timeline& tl, shared_ptr<const Content> c, int t)
+ AudioContentView (Timeline& tl, shared_ptr<Content> c, int t)
: ContentView (tl, c, t)
{}
class VideoContentView : public ContentView
{
public:
- VideoContentView (Timeline& tl, shared_ptr<const Content> c, int t)
+ VideoContentView (Timeline& tl, shared_ptr<Content> c, int t)
: ContentView (tl, c, t)
{}
: View (tl)
, _y (y)
{}
+
+ Rect bbox () const
+ {
+ return Rect (0, _y - 4, _timeline.width(), 24);
+ }
- void paint (wxGraphicsContext* gc)
+ void set_y (int y)
+ {
+ _y = y;
+ force_redraw ();
+ }
+
+private:
+
+ void do_paint (wxGraphicsContext* gc)
{
#if wxMAJOR_VERSION == 2 && wxMINOR_VERSION >= 9
gc->SetPen (*wxThePenList->FindOrCreatePen (wxColour (0, 0, 0), 1, wxPENSTYLE_SOLID));
}
}
- Rect bbox () const
- {
- return Rect (0, _y - 4, _timeline.width(), 24);
- }
-
private:
int _y;
};
-Timeline::Timeline (wxWindow* parent, shared_ptr<const Film> film)
+Timeline::Timeline (wxWindow* parent, FilmEditor* ed, shared_ptr<Film> film)
: wxPanel (parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxFULL_REPAINT_ON_RESIZE)
+ , _film_editor (ed)
, _film (film)
+ , _time_axis_view (new TimeAxisView (*this, 32))
+ , _tracks (0)
, _pixels_per_time_unit (0)
+ , _left_down (false)
+ , _down_view_start (0)
+ , _first_move (false)
{
SetDoubleBuffered (true);
Connect (wxID_ANY, wxEVT_PAINT, wxPaintEventHandler (Timeline::paint), 0, this);
Connect (wxID_ANY, wxEVT_LEFT_DOWN, wxMouseEventHandler (Timeline::left_down), 0, this);
+ Connect (wxID_ANY, wxEVT_LEFT_UP, wxMouseEventHandler (Timeline::left_up), 0, this);
+ Connect (wxID_ANY, wxEVT_MOTION, wxMouseEventHandler (Timeline::mouse_moved), 0, this);
Connect (wxID_ANY, wxEVT_SIZE, wxSizeEventHandler (Timeline::resized), 0, this);
+ playlist_changed ();
+
SetMinSize (wxSize (640, tracks() * track_height() + 96));
- playlist_changed ();
+ _playlist_connection = film->playlist()->Changed.connect (bind (&Timeline::playlist_changed, this));
- film->playlist()->Changed.connect (bind (&Timeline::playlist_changed, this));
- film->playlist()->ContentChanged.connect (bind (&Timeline::playlist_changed, this));
+ _views.push_back (_time_axis_view);
}
void
_views.push_back (shared_ptr<View> (new VideoContentView (*this, *i, 0)));
}
if (dynamic_pointer_cast<AudioContent> (*i)) {
- _views.push_back (shared_ptr<View> (new AudioContentView (*this, *i, 1)));
+ _views.push_back (shared_ptr<View> (new AudioContentView (*this, *i, 0)));
}
}
- _views.push_back (shared_ptr<View> (new TimeAxisView (*this, tracks() * track_height() + 32)));
-
+ assign_tracks ();
Refresh ();
}
+void
+Timeline::assign_tracks ()
+{
+ for (list<shared_ptr<View> >::iterator i = _views.begin(); i != _views.end(); ++i) {
+ shared_ptr<ContentView> cv = dynamic_pointer_cast<ContentView> (*i);
+ if (cv) {
+ cv->set_track (0);
+ _tracks = 1;
+ }
+ }
+
+ for (list<shared_ptr<View> >::iterator i = _views.begin(); i != _views.end(); ++i) {
+ shared_ptr<AudioContentView> acv = dynamic_pointer_cast<AudioContentView> (*i);
+ if (!acv) {
+ continue;
+ }
+
+ shared_ptr<Content> acv_content = acv->content().lock ();
+ assert (acv_content);
+
+ int t = 1;
+ while (1) {
+ list<shared_ptr<View> >::iterator j = _views.begin();
+ while (j != _views.end()) {
+ shared_ptr<AudioContentView> test = dynamic_pointer_cast<AudioContentView> (*j);
+ if (!test) {
+ ++j;
+ continue;
+ }
+
+ shared_ptr<Content> test_content = test->content().lock ();
+ assert (test_content);
+
+ if (test && test->track() == t) {
+ if ((acv_content->start() <= test_content->start() && test_content->start() <= acv_content->end()) ||
+ (acv_content->start() <= test_content->end() && test_content->end() <= acv_content->end())) {
+ /* we have an overlap on track `t' */
+ ++t;
+ break;
+ }
+ }
+
+ ++j;
+ }
+
+ if (j == _views.end ()) {
+ /* no overlap on `t' */
+ break;
+ }
+ }
+
+ acv->set_track (t);
+ _tracks = max (_tracks, t + 1);
+ }
+
+ _time_axis_view->set_y (tracks() * track_height() + 32);
+}
+
int
Timeline::tracks () const
{
- /* XXX */
- return 2;
+ return _tracks;
}
void
++i;
}
+ _down_view.reset ();
+
+ if (i != _views.end ()) {
+ shared_ptr<ContentView> cv = dynamic_pointer_cast<ContentView> (*i);
+ if (cv) {
+ _down_view = cv;
+ shared_ptr<Content> c = cv->content().lock();
+ assert (c);
+ _down_view_start = c->start ();
+ }
+ }
+
for (list<shared_ptr<View> >::iterator j = _views.begin(); j != _views.end(); ++j) {
shared_ptr<ContentView> cv = dynamic_pointer_cast<ContentView> (*j);
if (cv) {
cv->set_selected (i == j);
+ if (i == j) {
+ _film_editor->set_selection (cv->content ());
+ }
+ }
+ }
+
+ _left_down = true;
+ _down_point = ev.GetPosition ();
+ _first_move = false;
+}
+
+void
+Timeline::left_up (wxMouseEvent &)
+{
+ _left_down = false;
+}
+
+void
+Timeline::mouse_moved (wxMouseEvent& ev)
+{
+ if (!_left_down) {
+ return;
+ }
+
+ wxPoint const p = ev.GetPosition();
+
+ if (!_first_move) {
+ int const dist = sqrt (pow (p.x - _down_point.x, 2) + pow (p.y - _down_point.y, 2));
+ if (dist < 8) {
+ return;
+ }
+ _first_move = true;
+ }
+
+ Time const time_diff = (p.x - _down_point.x) / _pixels_per_time_unit;
+ if (_down_view) {
+ shared_ptr<Content> c = _down_view->content().lock();
+ if (c) {
+ c->set_start (max (static_cast<Time> (0), _down_view_start + time_diff));
+
+ shared_ptr<Film> film = _film.lock ();
+ assert (film);
+ film->set_sequence_video (false);
}
}
}