along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#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 */
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, timebar_height);
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);
- tempo_bar = new ArdourCanvas::SimpleRect (*tempo_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
+ tempo_bar = new ArdourCanvas::SimpleRect (*tempo_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
tempo_bar->property_fill_color_rgba() = color_map[cTempoBar];
tempo_bar->property_outline_pixels() = 0;
- meter_bar = new ArdourCanvas::SimpleRect (*meter_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
+ meter_bar = new ArdourCanvas::SimpleRect (*meter_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
meter_bar->property_fill_color_rgba() = color_map[cMeterBar];
meter_bar->property_outline_pixels() = 0;
- marker_bar = new ArdourCanvas::SimpleRect (*marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
+ marker_bar = new ArdourCanvas::SimpleRect (*marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
marker_bar->property_fill_color_rgba() = color_map[cMarkerBar];
marker_bar->property_outline_pixels() = 0;
- range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
+ range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
range_marker_bar->property_fill_color_rgba() = color_map[cRangeMarkerBar];
range_marker_bar->property_outline_pixels() = 0;
- transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
+ transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
transport_marker_bar->property_fill_color_rgba() = color_map[cTransportMarkerBar];
transport_marker_bar->property_outline_pixels() = 0;
- range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
+ range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
range_bar_drag_rect->property_fill_color_rgba() = color_map[cRangeDragBarRectFill];
range_bar_drag_rect->property_outline_color_rgba() = color_map[cRangeDragBarRect];
range_bar_drag_rect->property_outline_pixels() = 0;
range_bar_drag_rect->hide ();
- transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
+ transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
transport_bar_drag_rect ->property_fill_color_rgba() = color_map[cTransportDragRectFill];
transport_bar_drag_rect->property_outline_color_rgba() = color_map[cTransportDragRect];
transport_bar_drag_rect->property_outline_pixels() = 0;
double time_width = FLT_MAX/frames_per_unit;
time_canvas.set_scroll_region(0.0, 0.0, time_width, time_height);
- edit_cursor = new Cursor (*this, "blue", &Editor::canvas_edit_cursor_event);
- playhead_cursor = new Cursor (*this, "red", &Editor::canvas_playhead_cursor_event);
-
+ if (!color_map[cEditCursor]) {
+ warning << _("edit cursor color not defined, check your ardour.colors file!") << endmsg;
+ color_map[cEditCursor] = RGBA_TO_UINT (30,30,30,255);
+ }
+
+ if (!color_map[cPlayHead]) {
+ warning << _("playhead color not defined, check your ardour.colors file!") << endmsg;
+ color_map[cPlayHead] = RGBA_TO_UINT (0,0,0,255);
+ }
+
+ edit_cursor = new Cursor (*this, &Editor::canvas_edit_cursor_event);
+ edit_cursor->canvas_item.property_fill_color_rgba() = color_map[cEditCursor];
+ playhead_cursor = new Cursor (*this, &Editor::canvas_playhead_cursor_event);
+ playhead_cursor->canvas_item.property_fill_color_rgba() = color_map[cPlayHead];
+
+ 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_allocation = alloc;
- canvas_width = alloc.get_width();
- canvas_height = alloc.get_height();
+ if (!initial_ruler_update_required) {
+ if (!canvas_idle_queued) {
+ /* call this first so that we do stuff before any pending redraw */
+ Glib::signal_idle().connect (mem_fun (*this, &Editor::track_canvas_size_allocated), false);
+ canvas_idle_queued = true;
+ }
+ return;
+ }
- if (session == 0 && !ARDOUR_UI::instance()->will_create_new_session_automatically()) {
+ initial_ruler_update_required = false;
+
+ track_canvas_size_allocated ();
+}
- /* 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.
- */
-
- int pixel_height;
- int pixel_width;
-
- ustring msg = string_compose ("<span face=\"sans\" style=\"normal\" weight=\"bold\" size=\"x-large\">%1%2</span>",
- _("Start a new session\n"), _("via Session menu"));
-
- RefPtr<Pango::Layout> layout = create_pango_layout (msg);
- Pango::FontDescription font = get_font_for_style (N_("FirstActionMessage"));
- layout->get_pixel_size (pixel_width, pixel_height);
-
- if (first_action_message == 0) {
-
- 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() = (canvas_width - pixel_width) / 2.0;
- first_action_message->property_y() = (canvas_height/2.0) - pixel_height;
- first_action_message->property_anchor() = ANCHOR_NORTH_WEST;
- first_action_message->property_markup() = msg;
-
- } else {
+bool
+Editor::track_canvas_size_allocated ()
+{
+ if (canvas_idle_queued) {
+ canvas_idle_queued = false;
+ }
- /* center it */
- first_action_message->property_x() = (canvas_width - pixel_width) / 2.0;
- first_action_message->property_y() = (canvas_height/2.0) - pixel_height;
+ canvas_width = canvas_allocation.get_width();
+ canvas_height = canvas_allocation.get_height();
+
+ full_canvas_height = canvas_height;
+
+ if (session) {
+ TrackViewList::iterator i;
+ double height = 0;
+
+ for (i = track_views.begin(); i != track_views.end(); ++i) {
+ if ((*i)->control_parent) {
+ height += (*i)->effective_height;
+ }
}
+
+ full_canvas_height = height;
}
- zoom_range_clock.set ((jack_nframes_t) floor ((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);
- double last_canvas_unit = ceil ((double) max_frames / frames_per_unit);
-
- track_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_width), canvas_height);
- time_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_width), canvas_height);
+ 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 (marker_drag_line) {
- marker_drag_line_points.back().set_x(canvas_height);
+ marker_drag_line_points.back().set_y(canvas_height);
marker_drag_line->property_points() = marker_drag_line_points;
}
transport_punchout_line->property_y2() = canvas_height;
}
- update_fixed_rulers ();
-
- if (is_visible() && first_time) {
- tempo_map_changed (Change (0));
- first_time = false;
- } else {
- redisplay_tempo ();
- }
+ update_fixed_rulers();
+ tempo_map_changed (Change (0), true);
Resized (); /* EMIT_SIGNAL */
+
+ return false;
}
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;
+ }
+ }
+
+ 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;
+ }
+ }
+
+ 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_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)
+{
+ 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) {
+ reset_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;
+}
+
+
+void
+Editor::canvas_horizontally_scrolled ()
+{
+ /* this is the core function that controls horizontal scrolling of the canvas. it is called
+ whenever the horizontal_adjustment emits its "value_changed" signal. it typically executes in an
+ idle handler, which is important because tempo_map_changed() should issue redraws immediately
+ and not defer them to an idle handler.
+ */
+
+ leftmost_frame = (nframes_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
+ nframes_t rightmost_frame = leftmost_frame + current_page_frames ();
+
+ if (rightmost_frame > last_canvas_frame) {
+ last_canvas_frame = rightmost_frame;
+ reset_scrolling_region ();
+ }
+
+ update_fixed_rulers ();
+
+ tempo_map_changed (Change (0), !_dragging_hscrollbar);
+}
+