#include <libgnomecanvasmm/init.h>
#include <jack/types.h>
+#include <gtkmm2ext/utils.h>
+#include <ardour/audioregion.h>
+
+#include "ardour_ui.h"
#include "editor.h"
#include "waveview.h"
#include "simplerect.h"
#include "rgb_macros.h"
#include "utils.h"
#include "time_axis_view.h"
+#include "audio_time_axis.h"
#include "i18n.h"
using namespace std;
using namespace sigc;
using namespace ARDOUR;
+using namespace PBD;
using namespace Gtk;
using namespace Glib;
using namespace Gtkmm2ext;
using namespace Editing;
-/* XXX this is a hack. it ought to be the maximum value of an jack_nframes_t */
+/* XXX this is a hack. it ought to be the maximum value of an nframes_t */
const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
ArdourCanvas::init ();
ardour_canvas_type_init ();
- /* adjust sensitivity for "picking" items */
+ /* don't try to center the canvas */
- // GNOME_CANVAS(track_canvas)->close_enough = 2;
+ track_canvas.set_center_scroll_region (false);
+ track_canvas.set_dither (Gdk::RGB_DITHER_NONE);
track_canvas.signal_event().connect (bind (mem_fun (*this, &Editor::track_canvas_event), (ArdourCanvas::Item*) 0));
track_canvas.set_name ("EditorMainCanvas");
- track_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK);
+ track_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
track_canvas.signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
-
+ track_canvas.set_flags (CAN_FOCUS);
+
/* set up drag-n-drop */
- vector<Gtk::TargetEntry> target_table;
+
+ vector<TargetEntry> target_table;
- target_table.push_back (TargetEntry ("STRING"));
+ // Drag-N-Drop from the region list can generate this target
+ target_table.push_back (TargetEntry ("regions"));
+
target_table.push_back (TargetEntry ("text/plain"));
target_table.push_back (TargetEntry ("text/uri-list"));
target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
- // GTK2FIX
- // track_canvas.drag_dest_set (target_table, DEST_DEFAULT_ALL, GdkDragAction (Gdk::ACTION_COPY|Gdk::ACTION_MOVE));
- // track_canvas.signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
+ track_canvas.drag_dest_set (target_table);
+ track_canvas.signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
/* stuff for the verbose canvas cursor */
verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas.root());
verbose_canvas_cursor->property_font_desc() = font;
- // GTK2FIX
- // verbose_canvas_cursor->property_anchor() = GTK_ANCHOR_NW;
+ verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
verbose_canvas_cursor->property_fill_color_rgba() = color_map[cVerboseCanvasCursor];
verbose_cursor_visible = false;
time_line_group = new ArdourCanvas::Group (*track_canvas.root(), 0.0, 0.0);
cursor_group = new ArdourCanvas::Group (*track_canvas.root(), 0.0, 0.0);
-
+
time_canvas.set_name ("EditorTimeCanvas");
time_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK);
+ time_canvas.set_flags (CAN_FOCUS);
+ time_canvas.set_center_scroll_region (false);
+ time_canvas.set_dither (Gdk::RGB_DITHER_NONE);
meter_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, 0.0);
- tempo_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, 0.0);
+ tempo_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height);
marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 2.0);
range_marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 3.0);
transport_marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 4.0);
edit_cursor = new Cursor (*this, "blue", &Editor::canvas_edit_cursor_event);
playhead_cursor = new Cursor (*this, "red", &Editor::canvas_playhead_cursor_event);
-
+
+ initial_ruler_update_required = true;
track_canvas.signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
+
}
void
-Editor::reset_scrolling_region (Gtk::Allocation* alloc)
+Editor::track_canvas_allocate (Gtk::Allocation alloc)
{
- guint32 last_canvas_unit;
- double height;
- guint32 canvas_alloc_height, canvas_alloc_width;
- TrackViewList::iterator i;
- static bool first_time = true;
-
- /* We need to make sure that the canvas always has its
- scrolling region set to larger of:
-
- - the size allocated for it (within the container its packed in)
- - the size required to see the entire session
-
- If we don't ensure at least the first of these, the canvas
- does some wierd and in my view unnecessary stuff to center
- itself within the allocated area, which causes bad, bad
- results.
-
- XXX GnomeCanvas has fixed this, and has an option to
- control the centering behaviour.
- */
-
- last_canvas_unit = (guint32) ceil ((float) max_frames / frames_per_unit);
-
- height = 0;
- if (session) {
- for (i = track_views.begin(); i != track_views.end(); ++i) {
- if ((*i)->control_parent) {
- height += (*i)->effective_height;
- height += track_spacing;
- }
- }
-
- if (height) {
- height -= track_spacing;
- }
- }
+ canvas_width = alloc.get_width();
+ canvas_height = alloc.get_height();
- canvas_height = (guint32) height;
-
- if (alloc) {
- canvas_alloc_height = alloc->get_height();
- canvas_alloc_width = alloc->get_width();
- } else {
- canvas_alloc_height = track_canvas.get_height();
- canvas_alloc_width = track_canvas.get_width();
- }
+ zoom_range_clock.set ((nframes_t) floor ((canvas_width * frames_per_unit)));
+ edit_cursor->set_position (edit_cursor->current_frame);
+ playhead_cursor->set_position (playhead_cursor->current_frame);
- canvas_height = max (canvas_height, canvas_alloc_height);
- track_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_alloc_width), canvas_height);
+ reset_hscrollbar_stepping ();
+ reset_scrolling_region ();
- if (edit_cursor) edit_cursor->set_length (canvas_alloc_height);
- if (playhead_cursor) playhead_cursor->set_length (canvas_alloc_height);
+ if (edit_cursor) edit_cursor->set_length (canvas_height);
+ if (playhead_cursor) playhead_cursor->set_length (canvas_height);
if (marker_drag_line) {
marker_drag_line_points.back().set_x(canvas_height);
- // cerr << "set mlA points, nc = " << marker_drag_line_points.num_points << endl;
marker_drag_line->property_points() = marker_drag_line_points;
}
+
if (range_marker_drag_rect) {
range_marker_drag_rect->property_y1() = 0.0;
- range_marker_drag_rect->property_y2() = (double) canvas_height;
+ range_marker_drag_rect->property_y2() = canvas_height;
}
if (transport_loop_range_rect) {
transport_loop_range_rect->property_y1() = 0.0;
- transport_loop_range_rect->property_y2() = (double) canvas_height;
+ transport_loop_range_rect->property_y2() = canvas_height;
}
if (transport_punch_range_rect) {
transport_punch_range_rect->property_y1() = 0.0;
- transport_punch_range_rect->property_y2() = (double) canvas_height;
+ transport_punch_range_rect->property_y2() = canvas_height;
}
if (transport_punchin_line) {
transport_punchin_line->property_y1() = 0.0;
- transport_punchin_line->property_y2() = (double) canvas_height;
+ transport_punchin_line->property_y2() = canvas_height;
}
if (transport_punchout_line) {
transport_punchout_line->property_y1() = 0.0;
- transport_punchout_line->property_y2() = (double) canvas_height;
+ transport_punchout_line->property_y2() = canvas_height;
}
- update_fixed_rulers ();
-
- if (is_visible() && first_time) {
+ if (is_visible() && initial_ruler_update_required) {
+ /*
+ this is really dumb, but signal_size_allocate() gets emitted intermittently
+ depending on whether the canvas contents are visible or not.
+ we only want to do this once
+ */
+ update_fixed_rulers();
tempo_map_changed (Change (0));
- first_time = false;
+ initial_ruler_update_required = false;
+ }
+
+ Resized (); /* EMIT_SIGNAL */
+}
+
+void
+Editor::reset_scrolling_region (Gtk::Allocation* alloc)
+{
+ TreeModel::Children rows = route_display_model->children();
+ TreeModel::Children::iterator i;
+ double pos;
+
+ for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
+ TimeAxisView *tv = (*i)[route_display_columns.tv];
+ if (tv != 0 && !tv->hidden()) {
+ pos += tv->effective_height;
+ pos += track_spacing;
+ }
+ }
+
+ double last_canvas_unit = last_canvas_frame / frames_per_unit;
+
+ track_canvas.set_scroll_region (0.0, 0.0, max (last_canvas_unit, canvas_width), pos);
+
+ // XXX what is the correct height value for the time canvas ? this overstates it
+ time_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_width), canvas_height);
+
+ controls_layout.queue_resize();
+}
+
+void
+Editor::controls_layout_size_request (Requisition* req)
+{
+ TreeModel::Children rows = route_display_model->children();
+ TreeModel::Children::iterator i;
+ double pos;
+
+ for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
+ TimeAxisView *tv = (*i)[route_display_columns.tv];
+ if (tv != 0) {
+ pos += tv->effective_height;
+ pos += track_spacing;
+ }
+ }
+
+ RefPtr<Gdk::Screen> screen = get_screen();
+
+ if (!screen) {
+ screen = Gdk::Screen::get_default();
+ }
+
+ /* never let the width of the controls area shrink horizontally */
+
+ edit_controls_vbox.check_resize();
+
+ req->width = max (edit_controls_vbox.get_width(), controls_layout.get_width());
+
+ /* don't get too big. the fudge factors here are just guesses */
+
+ req->width = min (req->width, screen->get_width() - 300);
+ req->height = min ((gint) pos, (screen->get_height() - 400));
+
+ /* this one is important: it determines how big the layout thinks it really is, as
+ opposed to what it displays on the screen
+ */
+
+ controls_layout.set_size (req->width, (gint) pos);
+}
+
+bool
+Editor::track_canvas_map_handler (GdkEventAny* ev)
+{
+ track_canvas.get_window()->set_cursor (*current_canvas_cursor);
+ return false;
+}
+
+bool
+Editor::time_canvas_map_handler (GdkEventAny* ev)
+{
+ time_canvas.get_window()->set_cursor (*timebar_cursor);
+ return false;
+}
+
+void
+Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
+ int x, int y,
+ const SelectionData& data,
+ guint info, guint time)
+{
+ cerr << "dropping, target = " << data.get_target() << endl;
+
+ if (data.get_target() == "regions") {
+ drop_regions (context, x, y, data, info, time);
} else {
- redisplay_tempo ();
+ drop_paths (context, x, y, data, info, time);
}
}
+void
+Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
+ int x, int y,
+ const SelectionData& data,
+ guint info, guint time)
+{
+ TimeAxisView* tvp;
+ AudioTimeAxisView* tv;
+ double cy;
+ vector<ustring> paths;
+ string spath;
+ GdkEvent ev;
+ nframes_t frame;
+
+ if (convert_drop_to_paths (paths, context, x, y, data, info, time)) {
+ goto out;
+ }
+
+ /* D-n-D coordinates are window-relative, so convert to "world" coordinates
+ */
+
+ double wx;
+ double wy;
+
+ track_canvas.window_to_world (x, y, wx, wy);
+ wx += horizontal_adjustment.get_value();
+ wy += vertical_adjustment.get_value();
+
+ ev.type = GDK_BUTTON_RELEASE;
+ ev.button.x = wx;
+ ev.button.y = wy;
+
+ frame = event_frame (&ev, 0, &cy);
+
+ snap_to (frame);
+
+ if ((tvp = trackview_by_y_position (cy)) == 0) {
+
+ /* drop onto canvas background: create new tracks */
+
+ nframes_t pos = 0;
+ do_embed (paths, false, ImportAsTrack, 0, pos, false);
+
+ } else if ((tv = dynamic_cast<AudioTimeAxisView*>(tvp)) != 0) {
+
+ /* check that its an audio track, not a bus */
+
+ if (tv->get_diskstream()) {
+ do_embed (paths, false, ImportToTrack, tv->audio_track(), frame, true);
+ }
+ }
+
+ out:
+ context->drag_finish (true, false, time);
+}
+
+void
+Editor::drop_regions (const RefPtr<Gdk::DragContext>& context,
+ int x, int y,
+ const SelectionData& data,
+ guint info, guint time)
+{
+ const SerializedObjectPointers<boost::shared_ptr<Region> >* sr =
+ reinterpret_cast<const SerializedObjectPointers<boost::shared_ptr<Region> > *> (data.get_data());
+
+ for (uint32_t i = 0; i < sr->cnt; ++i) {
+
+ boost::shared_ptr<Region> r = sr->data[i];
+ boost::shared_ptr<AudioRegion> ar;
+
+ if ((ar = boost::dynamic_pointer_cast<AudioRegion>(r)) != 0) {
+ insert_region_list_drag (ar, x, y);
+ }
+ }
+
+ context->drag_finish (true, false, time);
+}
+
+void
+Editor::maybe_autoscroll (GdkEvent* event)
+{
+ nframes_t rightmost_frame = leftmost_frame + current_page_frames();
+ nframes_t frame = drag_info.current_pointer_frame;
+ bool startit = false;
+
+ static int last_autoscroll_direction = 0;
+
+ if (frame > rightmost_frame) {
+
+ if (rightmost_frame < max_frames) {
+ autoscroll_direction = 1;
+ startit = true;
+ }
+
+ } else if (frame < leftmost_frame) {
+
+ if (leftmost_frame > 0) {
+ autoscroll_direction = -1;
+ startit = true;
+ }
+
+ } else {
+
+ if (drag_info.last_pointer_frame > drag_info.current_pointer_frame) {
+ autoscroll_direction = -1;
+ } else {
+ autoscroll_direction = 1;
+ }
+ }
+
+
+ if ((autoscroll_direction != last_autoscroll_direction) || (leftmost_frame < frame < rightmost_frame)) {
+ stop_canvas_autoscroll ();
+ }
+
+ if (startit && autoscroll_timeout_tag < 0) {
+ start_canvas_autoscroll (autoscroll_direction);
+ }
+
+ last_autoscroll_direction = autoscroll_direction;
+}
+
+gint
+Editor::_autoscroll_canvas (void *arg)
+{
+ return ((Editor *) arg)->autoscroll_canvas ();
+}
+
+bool
+Editor::autoscroll_canvas ()
+{
+ nframes_t new_frame;
+ nframes_t limit = max_frames - current_page_frames();
+ GdkEventMotion ev;
+ nframes_t target_frame;
+
+ if (autoscroll_direction < 0) {
+ if (leftmost_frame < autoscroll_distance) {
+ new_frame = 0;
+ } else {
+ new_frame = leftmost_frame - autoscroll_distance;
+ }
+ target_frame = drag_info.current_pointer_frame - autoscroll_distance;
+ } else {
+ if (leftmost_frame > limit - autoscroll_distance) {
+ new_frame = limit;
+ } else {
+ new_frame = leftmost_frame + autoscroll_distance;
+ }
+ target_frame = drag_info.current_pointer_frame + autoscroll_distance;
+ }
+
+ /* now fake a motion event to get the object that is being dragged to move too */
+
+ ev.type = GDK_MOTION_NOTIFY;
+ ev.state &= Gdk::BUTTON1_MASK;
+ ev.x = frame_to_unit (target_frame);
+ ev.y = drag_info.current_pointer_y;
+ motion_handler (drag_info.item, (GdkEvent*) &ev, drag_info.item_type, true);
+
+ if (new_frame == 0 || new_frame == limit) {
+ /* we are done */
+ return false;
+ }
+
+ autoscroll_cnt++;
+
+ if (autoscroll_cnt == 1) {
+
+ /* connect the timeout so that we get called repeatedly */
+
+ autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
+ return false;
+
+ }
+
+ if (new_frame != leftmost_frame) {
+ reposition_x_origin (new_frame);
+ }
+
+ if (autoscroll_cnt == 50) { /* 0.5 seconds */
+
+ /* after about a while, speed up a bit by changing the timeout interval */
+
+ autoscroll_distance = (nframes_t) floor (current_page_frames()/30.0f);
+
+ } else if (autoscroll_cnt == 150) { /* 1.0 seconds */
+
+ autoscroll_distance = (nframes_t) floor (current_page_frames()/20.0f);
+
+ } else if (autoscroll_cnt == 300) { /* 1.5 seconds */
+
+ /* after about another while, speed up by increasing the shift per callback */
+
+ autoscroll_distance = (nframes_t) floor (current_page_frames()/10.0f);
+
+ }
+
+ return true;
+}
+
+void
+Editor::start_canvas_autoscroll (int dir)
+{
+ if (!session || autoscroll_active) {
+ return;
+ }
+
+ stop_canvas_autoscroll ();
+
+ autoscroll_active = true;
+ autoscroll_direction = dir;
+ autoscroll_distance = (nframes_t) floor (current_page_frames()/50.0);
+ autoscroll_cnt = 0;
+
+ /* do it right now, which will start the repeated callbacks */
+
+ autoscroll_canvas ();
+}
+
+void
+Editor::stop_canvas_autoscroll ()
+{
+ if (autoscroll_timeout_tag >= 0) {
+ g_source_remove (autoscroll_timeout_tag);
+ autoscroll_timeout_tag = -1;
+ }
+
+ autoscroll_active = false;
+}
+
+gint
+Editor::left_track_canvas (GdkEventCrossing *ev)
+{
+ set_entered_track (0);
+ set_entered_regionview (0);
+ return FALSE;
+}
+
+