#include "gtk2ardour-config.h"
#endif
-#include <jack/types.h>
-
#include "gtkmm2ext/utils.h"
#include "ardour/profile.h"
/* XXX this is a hack. it ought to be the maximum value of an framepos_t */
-const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
+const double max_canvas_coordinate = (double) UINT32_MAX;
void
Editor::initialize_canvas ()
// logo_item->property_width_in_pixels() = true;
// logo_item->property_height_set() = true;
// logo_item->property_width_set() = true;
- logo_item->show ();
+ // logo_item->show ();
}
+
+ /*a group to hold global rects like punch/loop indicators */
+ global_rect_group = new ArdourCanvas::Group (_track_canvas->root());
+ CANVAS_DEBUG_NAME (global_rect_group, "global rect group");
- /* a group to hold time (measure) lines */
- time_line_group = new ArdourCanvas::Group (_track_canvas->root());
- CANVAS_DEBUG_NAME (time_line_group, "time line group");
-
- transport_loop_range_rect = new ArdourCanvas::Rectangle (time_line_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, ArdourCanvas::COORD_MAX));
+ transport_loop_range_rect = new ArdourCanvas::Rectangle (global_rect_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, ArdourCanvas::COORD_MAX));
CANVAS_DEBUG_NAME (transport_loop_range_rect, "loop rect");
transport_loop_range_rect->hide();
- transport_punch_range_rect = new ArdourCanvas::Rectangle (time_line_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, ArdourCanvas::COORD_MAX));
+ transport_punch_range_rect = new ArdourCanvas::Rectangle (global_rect_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, ArdourCanvas::COORD_MAX));
CANVAS_DEBUG_NAME (transport_punch_range_rect, "punch rect");
transport_punch_range_rect->hide();
+ /*a group to hold time (measure) lines */
+ time_line_group = new ArdourCanvas::Group (_track_canvas->root());
+ CANVAS_DEBUG_NAME (time_line_group, "time line group");
+
_trackview_group = new ArdourCanvas::Group (_track_canvas->root());
CANVAS_DEBUG_NAME (_trackview_group, "Canvas TrackViews");
_region_motion_group = new ArdourCanvas::Group (_trackview_group);
_time_markers_group = new ArdourCanvas::Group (_time_bars_canvas->root());
- meter_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, timebar_height * 5.0));
- CANVAS_DEBUG_NAME (meter_group, "meter group");
- tempo_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, timebar_height * 4.0));
- CANVAS_DEBUG_NAME (tempo_group, "tempo group");
- range_marker_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, timebar_height * 3.0));
- CANVAS_DEBUG_NAME (range_marker_group, "range marker group");
- transport_marker_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, timebar_height * 2.0));
- CANVAS_DEBUG_NAME (transport_marker_group, "transport marker group");
- marker_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, timebar_height));
- CANVAS_DEBUG_NAME (marker_group, "marker group");
cd_marker_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, 0.0));
CANVAS_DEBUG_NAME (cd_marker_group, "cd marker group");
+ /* the vide is temporarily placed a the same location as the
+ cd_marker_group, but is moved later.
+ */
videotl_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple(0.0, 0.0));
CANVAS_DEBUG_NAME (videotl_group, "videotl group");
+ marker_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, timebar_height + 1.0));
+ CANVAS_DEBUG_NAME (marker_group, "marker group");
+ transport_marker_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 2.0) + 1.0));
+ CANVAS_DEBUG_NAME (transport_marker_group, "transport marker group");
+ range_marker_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 3.0) + 1.0));
+ CANVAS_DEBUG_NAME (range_marker_group, "range marker group");
+ tempo_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 4.0) + 1.0));
+ CANVAS_DEBUG_NAME (tempo_group, "tempo group");
+ meter_group = new ArdourCanvas::Group (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 5.0) + 1.0));
+ CANVAS_DEBUG_NAME (meter_group, "meter group");
ARDOUR_UI::instance()->video_timeline = new VideoTimeLine(this, videotl_group, (timebar_height * videotl_bar_height));
// used to show zoom mode active zooming
zoom_rect = new ArdourCanvas::Rectangle (_track_canvas->root(), ArdourCanvas::Rect (0.0, 0.0, 0.0, 0.0));
zoom_rect->hide();
-
zoom_rect->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
// used as rubberband rect
rubberband_rect = new ArdourCanvas::Rectangle (_trackview_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, 0.0));
-
rubberband_rect->hide();
tempo_bar->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
if (logo_item) {
logo_item->lower_to_bottom ();
}
- /* need to handle 4 specific types of events as catch-alls */
+
+
+ _canvas_bottom_rect = new ArdourCanvas::Rectangle (_track_canvas->root(), ArdourCanvas::Rect (0.0, 0.0, max_canvas_coordinate, 20));
+ /* this thing is transparent */
+ _canvas_bottom_rect->set_fill (false);
+ _canvas_bottom_rect->set_outline (false);
+ _canvas_bottom_rect->Event.connect (sigc::mem_fun (*this, &Editor::canvas_bottom_rect_event));
+
+ /* these signals will initially be delivered to the canvas itself, but if they end up remaining unhandled, they are passed to Editor-level
+ handlers.
+ */
_track_canvas->signal_scroll_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_scroll_event));
_track_canvas->signal_motion_notify_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_motion_notify_event));
track_canvas_viewport_size_allocated ();
}
-bool
+void
Editor::track_canvas_viewport_size_allocated ()
{
bool height_changed = _visible_canvas_height != _canvas_viewport_allocation.get_height();
*/
vertical_adjustment.set_value (_full_canvas_height - _visible_canvas_height);
}
+
+ set_visible_track_count (_visible_track_count);
}
update_fixed_rulers();
redisplay_tempo (false);
_summary->set_overlays_dirty ();
-
- return false;
}
void
void
Editor::reset_controls_layout_height (int32_t h)
{
+ /* ensure that the rect that represents the "bottom" of the canvas
+ * (the drag-n-drop zone) is, in fact, at the bottom.
+ */
+
+ _canvas_bottom_rect->set_position (ArdourCanvas::Duple (0, h));
+
+ /* track controls layout must span the full height of "h" (all tracks)
+ * plus the bottom rect.
+ */
+
+ h += _canvas_bottom_rect->height ();
+
/* set the height of the scrollable area (i.e. the sum of all contained widgets)
+ * for the controls layout. The size request is set elsewhere.
*/
controls_layout.property_height() = h;
- /* size request is set elsewhere, see ::track_canvas_allocate() */
}
bool
ev.button.x = x;
ev.button.y = y;
- frame = window_event_frame (&ev, 0, &cy);
+ frame = window_event_sample (&ev, 0, &cy);
snap_to (frame);
context->drag_finish (true, false, time);
}
-/** If the editor window is arranged such that the edge of the trackview is right up
- * against the edge of the screen, autoscroll will not work very well. In this situation,
- * we start autoscrolling some distance in from the right-hand-side of the screen edge;
- * this is the distance at which that happens.
- */
-int
-Editor::autoscroll_fudge_threshold () const
-{
- return current_page_samples() / 6;
-}
-
/** @param allow_horiz true to allow horizontal autoscroll, otherwise false.
*
* @param allow_vert true to allow vertical autoscroll, otherwise false.
*
- * @param moving_left true if we are moving left, so we only want to autoscroll on the left of the canvas,
- * otherwise false, so we only want to autoscroll on the right of the canvas.
- *
- * @param moving_up true if we are moving up, so we only want to autoscroll at the top of the canvas,
- * otherwise false, so we only want to autoscroll at the bottom of the canvas.
*/
void
-Editor::maybe_autoscroll (bool allow_horiz, bool allow_vert, bool moving_left, bool moving_up)
+Editor::maybe_autoscroll (bool allow_horiz, bool allow_vert, bool from_headers)
{
if (!Config->get_autoscroll_editor ()) {
return;
}
-
- bool startit = false;
- /* Work out the distance between the right hand edge of the trackview and the edge of
- the monitor that it is on.
- */
- Glib::RefPtr<Gdk::Window> gdk_window = get_window ();
- Gdk::Rectangle window_rect;
- gdk_window->get_frame_extents (window_rect);
+ ArdourCanvas::Rect scrolling_boundary;
+ Gtk::Allocation alloc;
+
+ if (from_headers) {
+ alloc = controls_layout.get_allocation ();
+ } else {
+ alloc = _track_canvas_viewport->get_allocation ();
+
+ /* the effective width of the autoscroll boundary so
+ that we start scrolling before we hit the edge.
+
+ this helps when the window is slammed up against the
+ right edge of the screen, making it hard to scroll
+ effectively.
+ */
+
+ if (alloc.get_width() > 20) {
+ alloc.set_width (alloc.get_width() - 20);
+ alloc.set_x (alloc.get_x() + 10);
+ }
+ }
- Glib::RefPtr<Gdk::Screen> screen = get_screen ();
- Gdk::Rectangle root_rect;
- screen->get_root_window()->get_frame_extents (root_rect);
+ scrolling_boundary = ArdourCanvas::Rect (alloc.get_x(), alloc.get_y(),
+ alloc.get_x() + alloc.get_width(),
+ alloc.get_y() + alloc.get_height());
+
+ int x, y;
+ Gdk::ModifierType mask;
- Gtk::Allocation editor_list = _the_notebook.get_allocation ();
+ get_window()->get_pointer (x, y, mask);
- framecnt_t distance = pixel_to_sample (root_rect.get_x() + root_rect.get_width() - window_rect.get_x() - window_rect.get_width());
- if (_the_notebook.is_visible ()) {
- distance += pixel_to_sample (editor_list.get_width());
+ if ((allow_horiz && (x < scrolling_boundary.x0 || x >= scrolling_boundary.x1)) ||
+ (allow_vert && (y < scrolling_boundary.y0 || y >= scrolling_boundary.y1))) {
+ start_canvas_autoscroll (allow_horiz, allow_vert, scrolling_boundary);
}
+}
- /* Note whether we're fudging the autoscroll (see autoscroll_fudge_threshold) */
- _autoscroll_fudging = (distance < autoscroll_fudge_threshold ());
+bool
+Editor::autoscroll_active () const
+{
+ return autoscroll_connection.connected ();
+}
- /* ty is in canvas-coordinate space */
+bool
+Editor::autoscroll_canvas ()
+{
+ int x, y;
+ Gdk::ModifierType mask;
+ frameoffset_t dx = 0;
+ bool no_stop = false;
+ bool y_motion = false;
- double const ty = _drags->current_pointer_y();
- ArdourCanvas::Rect visible = _track_canvas->visible_area();
+ get_window()->get_pointer (x, y, mask);
- autoscroll_y = 0;
- autoscroll_x = 0;
- if (ty < visible.y0 && moving_up && allow_vert) {
- autoscroll_y = -1;
- startit = true;
- } else if (ty > visible.y1 && !moving_up && allow_vert) {
- autoscroll_y = 1;
- startit = true;
- }
+ VisualChange vc;
- framepos_t rightmost_frame = leftmost_frame + current_page_samples();
- if (_autoscroll_fudging) {
- rightmost_frame -= autoscroll_fudge_threshold ();
- }
+ if (autoscroll_horizontal_allowed) {
- if (_drags->current_pointer_frame() > rightmost_frame && allow_horiz) {
- if (rightmost_frame < max_framepos && !moving_left) {
- autoscroll_x = 1;
- startit = true;
- }
- } else if (_drags->current_pointer_frame() < leftmost_frame && allow_horiz) {
- if (leftmost_frame > 0 && moving_left) {
- autoscroll_x = -1;
- startit = true;
- }
- }
+ framepos_t new_frame = leftmost_frame;
- if (autoscroll_active && ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0))) {
- stop_canvas_autoscroll ();
- }
+ /* horizontal */
- if (startit && autoscroll_timeout_tag < 0) {
- start_canvas_autoscroll (autoscroll_x, autoscroll_y);
- }
+ if (x > autoscroll_boundary.x1) {
- last_autoscroll_x = autoscroll_x;
- last_autoscroll_y = autoscroll_y;
-}
+ /* bring it back into view */
+ dx = x - autoscroll_boundary.x1;
+ dx += 10 + (2 * (autoscroll_cnt/2));
-gint
-Editor::_autoscroll_canvas (void *arg)
-{
- return ((Editor *) arg)->autoscroll_canvas ();
-}
+ dx = pixel_to_sample (dx);
-bool
-Editor::autoscroll_canvas ()
-{
- framepos_t new_frame;
- framepos_t limit = max_framepos - current_page_samples();
- double new_pixel;
+ if (leftmost_frame < max_framepos - dx) {
+ new_frame = leftmost_frame + dx;
+ } else {
+ new_frame = max_framepos;
+ }
- if (autoscroll_x_distance != 0) {
+ no_stop = true;
- if (autoscroll_x > 0) {
- autoscroll_x_distance = (_drags->current_pointer_frame() - (leftmost_frame + current_page_samples())) / 3;
- if (_autoscroll_fudging) {
- autoscroll_x_distance += autoscroll_fudge_threshold () / 3;
+ } else if (x < autoscroll_boundary.x0) {
+
+ dx = autoscroll_boundary.x0 - x;
+ dx += 10 + (2 * (autoscroll_cnt/2));
+
+ dx = pixel_to_sample (dx);
+
+ if (leftmost_frame >= dx) {
+ new_frame = leftmost_frame - dx;
+ } else {
+ new_frame = 0;
}
- } else if (autoscroll_x < 0) {
- autoscroll_x_distance = (leftmost_frame - _drags->current_pointer_frame()) / 3;
+ no_stop = true;
+ }
+
+ if (new_frame != leftmost_frame) {
+ vc.time_origin = new_frame;
+ vc.add (VisualChange::TimeOrigin);
}
}
- if (autoscroll_y_distance != 0) {
- if (autoscroll_y > 0) {
- autoscroll_y_distance = (_drags->current_pointer_y() - _visible_canvas_height) / 3;
- } else if (autoscroll_y < 0) {
+ if (autoscroll_vertical_allowed) {
+
+ const double vertical_pos = vertical_adjustment.get_value();
+ double new_pixel = vertical_pos;
+ const int speed_factor = 20;
- autoscroll_y_distance = (vertical_adjustment.get_value () - _drags->current_pointer_y()) / 3;
- }
- }
+ /* vertical */
+
+ new_pixel = vertical_pos;
- if (autoscroll_x < 0) {
- if (leftmost_frame < autoscroll_x_distance) {
- new_frame = 0;
- } else {
- new_frame = leftmost_frame - autoscroll_x_distance;
- }
- } else if (autoscroll_x > 0) {
- if (leftmost_frame > limit - autoscroll_x_distance) {
- new_frame = limit;
- } else {
- new_frame = leftmost_frame + autoscroll_x_distance;
+ if (y < autoscroll_boundary.y0) {
+
+ /* scroll to make higher tracks visible */
+
+ if (autoscroll_cnt && (autoscroll_cnt % speed_factor == 0)) {
+ y_motion = scroll_up_one_track ();
+ }
+
+ } else if (y > autoscroll_boundary.y1) {
+
+ if (autoscroll_cnt && (autoscroll_cnt % speed_factor == 0)) {
+ y_motion = scroll_down_one_track ();
+
+ }
}
- } else {
- new_frame = leftmost_frame;
+
+ no_stop = true;
}
- double vertical_pos = vertical_adjustment.get_value();
+ if (vc.pending) {
- if (autoscroll_y < 0) {
+ /* change horizontal first */
- if (vertical_pos < autoscroll_y_distance) {
- new_pixel = 0;
- } else {
- new_pixel = vertical_pos - autoscroll_y_distance;
+ if (vc.pending) {
+ visual_changer (vc);
}
- } else if (autoscroll_y > 0) {
+ /* now send a motion event to notify anyone who cares
+ that we have moved to a new location (because we scrolled)
+ */
- new_pixel = min (_full_canvas_height - _visible_canvas_height, min (_full_canvas_height, (vertical_adjustment.get_value() + autoscroll_y_distance)));
+ GdkEventMotion ev;
- } else {
- new_pixel = vertical_pos;
- }
+ ev.type = GDK_MOTION_NOTIFY;
+ ev.state = Gdk::BUTTON1_MASK;
+
+ /* the motion handler expects events in canvas coordinate space */
- if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
- /* we are done */
- return false;
- }
+ /* first convert from Editor window coordinates to canvas
+ * window coordinates
+ */
- if (new_frame != leftmost_frame) {
- reset_x_origin (new_frame);
- }
+ int cx;
+ int cy;
- if (new_pixel != vertical_pos) {
- vertical_adjustment.set_value (new_pixel);
- }
+ /* clamp x and y to remain within the visible area */
- /* fake an event. */
+ x = min (max ((ArdourCanvas::Coord) x, autoscroll_boundary.x0), autoscroll_boundary.x1);
+ y = min (max ((ArdourCanvas::Coord) y, autoscroll_boundary.y0), autoscroll_boundary.y1);
- Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->_track_canvas->get_window();
- gint x, y;
- Gdk::ModifierType mask;
- GdkEventMotion ev;
- canvas_window->get_pointer (x, y, mask);
- ev.type = GDK_MOTION_NOTIFY;
- ev.state = Gdk::BUTTON1_MASK;
+ translate_coordinates (*_track_canvas_viewport, x, y, cx, cy);
- /* the motion handler expects events in canvas coordinate space */
- ArdourCanvas::Duple d = _track_canvas->window_to_canvas (ArdourCanvas::Duple (x, y));
- ev.x = d.x;
- ev.y = d.y;
+ ArdourCanvas::Duple d = _track_canvas->window_to_canvas (ArdourCanvas::Duple (cx, cy));
+ ev.x = d.x;
+ ev.y = d.y;
- motion_handler (0, (GdkEvent*) &ev, true);
+ motion_handler (0, (GdkEvent*) &ev, true);
- autoscroll_cnt++;
+ } else if (no_stop) {
- if (autoscroll_cnt == 1) {
+ /* not changing visual state but pointer is outside the scrolling boundary
+ * so we still need to deliver a fake motion event
+ */
- /* connect the timeout so that we get called repeatedly */
+ GdkEventMotion ev;
- autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
- return false;
+ ev.type = GDK_MOTION_NOTIFY;
+ ev.state = Gdk::BUTTON1_MASK;
+
+ /* the motion handler expects events in canvas coordinate space */
+
+ /* first convert from Editor window coordinates to canvas
+ * window coordinates
+ */
+
+ int cx;
+ int cy;
+
+ /* clamp x and y to remain within the visible area. except
+ * .. if horizontal scrolling is allowed, always allow us to
+ * move back to zero
+ */
+
+ if (autoscroll_horizontal_allowed) {
+ x = min (max ((ArdourCanvas::Coord) x, 0.0), autoscroll_boundary.x1);
+ } else {
+ x = min (max ((ArdourCanvas::Coord) x, autoscroll_boundary.x0), autoscroll_boundary.x1);
+ }
+ y = min (max ((ArdourCanvas::Coord) y, autoscroll_boundary.y0), autoscroll_boundary.y1);
+
+ translate_coordinates (*_track_canvas_viewport, x, y, cx, cy);
+
+ ArdourCanvas::Duple d = _track_canvas->window_to_canvas (ArdourCanvas::Duple (cx, cy));
+ ev.x = d.x;
+ ev.y = d.y;
+
+ motion_handler (0, (GdkEvent*) &ev, true);
+ } else {
+ stop_canvas_autoscroll ();
+ return false;
}
- return true;
-}
+ autoscroll_cnt++;
+
+ return true; /* call me again */
+}
void
-Editor::start_canvas_autoscroll (int dx, int dy)
+Editor::start_canvas_autoscroll (bool allow_horiz, bool allow_vert, const ArdourCanvas::Rect& boundary)
{
- if (!_session || autoscroll_active) {
+ if (!_session) {
return;
}
stop_canvas_autoscroll ();
- autoscroll_active = true;
- autoscroll_x = dx;
- autoscroll_y = dy;
- autoscroll_x_distance = (framepos_t) floor (current_page_samples()/50.0);
- autoscroll_y_distance = fabs (dy * 5); /* pixels */
autoscroll_cnt = 0;
+ autoscroll_horizontal_allowed = allow_horiz;
+ autoscroll_vertical_allowed = allow_vert;
+ autoscroll_boundary = boundary;
- /* do it right now, which will start the repeated callbacks */
+ /* do the first scroll right now
+ */
autoscroll_canvas ();
+
+ /* scroll again at very very roughly 30FPS */
+
+ autoscroll_connection = Glib::signal_timeout().connect (sigc::mem_fun (*this, &Editor::autoscroll_canvas), 30);
}
void
Editor::stop_canvas_autoscroll ()
{
- if (autoscroll_timeout_tag >= 0) {
- g_source_remove (autoscroll_timeout_tag);
- autoscroll_timeout_tag = -1;
- }
-
- autoscroll_active = false;
+ autoscroll_connection.disconnect ();
}
bool
}
void
-Editor::ensure_time_axis_view_is_visible (const TimeAxisView& tav)
+Editor::_ensure_time_axis_view_is_visible (const TimeAxisView& tav, bool at_top)
{
double begin = tav.y_position();
-
double v = vertical_adjustment.get_value ();
- if (begin < v || begin + tav.current_height() > v + _visible_canvas_height) {
+ if (!at_top && (begin < v || begin + tav.current_height() > v + _visible_canvas_height)) {
/* try to put the TimeAxisView roughly central */
if (begin >= _visible_canvas_height/2.0) {
begin -= _visible_canvas_height/2.0;
}
- vertical_adjustment.set_value (begin);
}
+
+ /* Clamp the y pos so that we do not extend beyond the canvas full
+ * height.
+ */
+ if (_full_canvas_height - begin < _visible_canvas_height){
+ begin = _full_canvas_height - _visible_canvas_height;
+ }
+
+ vertical_adjustment.set_value (begin);
}
/** Called when the main vertical_adjustment has changed */
}
update_video_timeline();
-
- HorizontalPositionChanged (); /* EMIT SIGNAL */
}
void