#include <libgnomecanvasmm/init.h>
#include <jack/types.h>
+#include <gtkmm2ext/utils.h>
+
+#include <ardour/audioregion.h>
#include "ardour_ui.h"
#include "editor.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;
/* don't try to center the canvas */
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::track_canvas_allocate (Gtk::Allocation alloc)
{
- static bool first_time = true;
canvas_width = alloc.get_width();
canvas_height = alloc.get_height();
- if (session == 0 && !ARDOUR_UI::instance()->will_create_new_session_automatically()) {
-
- Pango::FontDescription font = get_font_for_style (N_("FirstActionMessage"));
-
- cerr << "font for style = "
- << font.get_family() << ' '
- << font.get_size() << ' '
- << font.get_weight() << ' '
- << font.get_variant() << ' '
- << endmsg;
-
- const char *txt1 = _("Start a new session\n");
- const char *txt2 = _("via Session menu");
-
- /* this mess of code is here to find out how wide this text is and
- position the message in the center of the editor window. there
- are two lines, so we use the longer of the the lines to
- compute width, and multiply the height by 2.
- */
-
- int pixel_height;
- int pixel_width;
-
- /* this is a dummy widget that exists so that we can get the
- style from the RC file.
- */
-
- Label foo (_(txt2));
- Glib::RefPtr<Pango::Layout> layout;
-
- top_hbox.pack_start (foo);
- foo.set_name ("FirstActionMessage");
- foo.ensure_style ();
-
- layout = foo.create_pango_layout (_(txt2));
- layout->set_font_description (font);
- layout->set_font_description (font);
- layout->get_pixel_size (pixel_width, pixel_height);
-
- top_hbox.remove (foo);
-
- if (first_action_message == 0) {
-
- char txt[strlen(txt1)+strlen(txt2)+1];
-
- /* merge both lines */
-
- strcpy (txt, _(txt1));
- strcat (txt, _(txt2));
-
- first_action_message = new ArdourCanvas::Text (*track_canvas.root());
- first_action_message->property_font_desc() = font;
- first_action_message->property_fill_color_rgba() = color_map[cFirstActionMessage];
- first_action_message->property_x() = (gdouble) (canvas_width - pixel_width) / 2.0;
- first_action_message->property_y() = (gdouble) (canvas_height/2.0) - (2.0 * (pixel_height));
- first_action_message->property_anchor() = ANCHOR_NORTH_WEST;
- first_action_message->property_text() = ustring (txt);
-
- } else {
-
- /* center it */
- first_action_message->property_x() = (gdouble) (canvas_width - pixel_width) / 2.0;
- first_action_message->property_y() = (gdouble) (canvas_height/2.0) - (2.0 * (pixel_height));
- }
- }
-
- zoom_range_clock.set ((jack_nframes_t) (canvas_width * frames_per_unit));
+ 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);
- reset_scrolling_region (&alloc);
+
+ reset_hscrollbar_stepping ();
+ reset_scrolling_region ();
if (edit_cursor) edit_cursor->set_length (canvas_height);
if (playhead_cursor) playhead_cursor->set_length (canvas_height);
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;
- } else {
- redisplay_tempo ();
- }
+ initial_ruler_update_required = false;
+ }
Resized (); /* EMIT_SIGNAL */
}
void
Editor::reset_scrolling_region (Gtk::Allocation* alloc)
{
- guint32 last_canvas_unit;
- double height;
- guint32 canvas_alloc_height, canvas_alloc_width;
- TrackViewList::iterator i;
-
- /* 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.
- */
+ 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;
+ }
+ }
-#if 0
- last_canvas_unit = (guint32) ceil ((float) max_frames / frames_per_unit);
+ double last_canvas_unit = last_canvas_frame / frames_per_unit;
- height = 0;
+ track_canvas.set_scroll_region (0.0, 0.0, max (last_canvas_unit, canvas_width), pos);
- 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;
+ // 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;
}
}
- canvas_height = (guint32) height;
-#endif
-
- 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();
+ RefPtr<Gdk::Screen> screen = get_screen();
+
+ if (!screen) {
+ screen = Gdk::Screen::get_default();
}
- canvas_height = 0;
- 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);
+ /* 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_scroller.get_window()->set_cursor (*current_canvas_cursor);
+ track_canvas.get_window()->set_cursor (*current_canvas_cursor);
return false;
}
bool
Editor::time_canvas_map_handler (GdkEventAny* ev)
{
- time_canvas_scroller.get_window()->set_cursor (*timebar_cursor);
+ 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 {
+ 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;
+}
+
+