git-svn-id: svn://localhost/trunk/ardour2@183 d708f5d6-7413-0410-9779-e7cbd77b26cf
376 lines
15 KiB
C++
376 lines
15 KiB
C++
/*
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Copyright (C) 2005 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id$
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*/
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#include <libgnomecanvasmm/init.h>
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#include <jack/types.h>
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#include "ardour_ui.h"
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#include "editor.h"
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#include "waveview.h"
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#include "simplerect.h"
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#include "simpleline.h"
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#include "imageframe.h"
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#include "waveview_p.h"
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#include "simplerect_p.h"
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#include "simpleline_p.h"
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#include "imageframe_p.h"
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#include "canvas_impl.h"
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#include "editing.h"
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#include "rgb_macros.h"
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#include "utils.h"
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#include "time_axis_view.h"
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#include "i18n.h"
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using namespace std;
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using namespace sigc;
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using namespace ARDOUR;
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using namespace Gtk;
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using namespace Glib;
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using namespace Gtkmm2ext;
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using namespace Editing;
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/* XXX this is a hack. it ought to be the maximum value of an jack_nframes_t */
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const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
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extern "C"
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{
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GType gnome_canvas_simpleline_get_type(void);
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GType gnome_canvas_simplerect_get_type(void);
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GType gnome_canvas_waveview_get_type(void);
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GType gnome_canvas_imageframe_get_type(void);
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}
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static void ardour_canvas_type_init()
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{
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// Map gtypes to gtkmm wrapper-creation functions:
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Glib::wrap_register(gnome_canvas_simpleline_get_type(), &Gnome::Canvas::SimpleLine_Class::wrap_new);
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Glib::wrap_register(gnome_canvas_simplerect_get_type(), &Gnome::Canvas::SimpleRect_Class::wrap_new);
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Glib::wrap_register(gnome_canvas_waveview_get_type(), &Gnome::Canvas::WaveView_Class::wrap_new);
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Glib::wrap_register(gnome_canvas_imageframe_get_type(), &Gnome::Canvas::ImageFrame_Class::wrap_new);
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// Register the gtkmm gtypes:
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(void) Gnome::Canvas::WaveView::get_type();
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(void) Gnome::Canvas::SimpleLine::get_type();
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(void) Gnome::Canvas::SimpleRect::get_type();
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(void) Gnome::Canvas::ImageFrame::get_type();
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}
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void
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Editor::initialize_canvas ()
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{
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ArdourCanvas::init ();
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ardour_canvas_type_init ();
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/* don't try to center the canvas */
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track_canvas.set_center_scroll_region (false);
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track_canvas.signal_event().connect (bind (mem_fun (*this, &Editor::track_canvas_event), (ArdourCanvas::Item*) 0));
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track_canvas.set_name ("EditorMainCanvas");
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track_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK);
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track_canvas.signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
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/* set up drag-n-drop */
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vector<Gtk::TargetEntry> target_table;
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target_table.push_back (TargetEntry ("STRING"));
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target_table.push_back (TargetEntry ("text/plain"));
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target_table.push_back (TargetEntry ("text/uri-list"));
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target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
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// GTK2FIX
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// track_canvas.drag_dest_set (target_table, DEST_DEFAULT_ALL, GdkDragAction (Gdk::ACTION_COPY|Gdk::ACTION_MOVE));
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// track_canvas.signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
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/* stuff for the verbose canvas cursor */
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Pango::FontDescription font = get_font_for_style (N_("VerboseCanvasCursor"));
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verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas.root());
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verbose_canvas_cursor->property_font_desc() = font;
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verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
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verbose_canvas_cursor->property_fill_color_rgba() = color_map[cVerboseCanvasCursor];
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verbose_cursor_visible = false;
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/* a group to hold time (measure) lines */
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time_line_group = new ArdourCanvas::Group (*track_canvas.root(), 0.0, 0.0);
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cursor_group = new ArdourCanvas::Group (*track_canvas.root(), 0.0, 0.0);
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time_canvas.set_name ("EditorTimeCanvas");
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time_canvas.add_events (Gdk::POINTER_MOTION_HINT_MASK);
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meter_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, 0.0);
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tempo_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height);
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marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 2.0);
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range_marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 3.0);
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transport_marker_group = new ArdourCanvas::Group (*time_canvas.root(), 0.0, timebar_height * 4.0);
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tempo_bar = new ArdourCanvas::SimpleRect (*tempo_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
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tempo_bar->property_fill_color_rgba() = color_map[cTempoBar];
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tempo_bar->property_outline_pixels() = 0;
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meter_bar = new ArdourCanvas::SimpleRect (*meter_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
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meter_bar->property_fill_color_rgba() = color_map[cMeterBar];
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meter_bar->property_outline_pixels() = 0;
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marker_bar = new ArdourCanvas::SimpleRect (*marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
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marker_bar->property_fill_color_rgba() = color_map[cMarkerBar];
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marker_bar->property_outline_pixels() = 0;
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range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
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range_marker_bar->property_fill_color_rgba() = color_map[cRangeMarkerBar];
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range_marker_bar->property_outline_pixels() = 0;
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transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
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transport_marker_bar->property_fill_color_rgba() = color_map[cTransportMarkerBar];
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transport_marker_bar->property_outline_pixels() = 0;
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range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
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range_bar_drag_rect->property_fill_color_rgba() = color_map[cRangeDragBarRectFill];
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range_bar_drag_rect->property_outline_color_rgba() = color_map[cRangeDragBarRect];
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range_bar_drag_rect->property_outline_pixels() = 0;
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range_bar_drag_rect->hide ();
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transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height);
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transport_bar_drag_rect ->property_fill_color_rgba() = color_map[cTransportDragRectFill];
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transport_bar_drag_rect->property_outline_color_rgba() = color_map[cTransportDragRect];
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transport_bar_drag_rect->property_outline_pixels() = 0;
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transport_bar_drag_rect->hide ();
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marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
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marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
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marker_drag_line = new ArdourCanvas::Line (*track_canvas.root());
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marker_drag_line->property_width_pixels() = 1;
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marker_drag_line->property_fill_color_rgba() = color_map[cMarkerDragLine];
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marker_drag_line->property_points() = marker_drag_line_points;
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marker_drag_line->hide();
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range_marker_drag_rect = new ArdourCanvas::SimpleRect (*track_canvas.root(), 0.0, 0.0, 0.0, 0.0);
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range_marker_drag_rect->property_fill_color_rgba() = color_map[cRangeDragRectFill];
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range_marker_drag_rect->property_outline_color_rgba() = color_map[cRangeDragRect];
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range_marker_drag_rect->hide ();
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transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, 0.0);
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transport_loop_range_rect->property_fill_color_rgba() = color_map[cTransportLoopRectFill];
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transport_loop_range_rect->property_outline_color_rgba() = color_map[cTransportLoopRect];
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transport_loop_range_rect->property_outline_pixels() = 1;
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transport_loop_range_rect->hide();
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transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, 0.0);
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transport_punch_range_rect->property_fill_color_rgba() = color_map[cTransportPunchRectFill];
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transport_punch_range_rect->property_outline_color_rgba() = color_map[cTransportPunchRect];
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transport_punch_range_rect->property_outline_pixels() = 0;
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transport_punch_range_rect->hide();
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transport_loop_range_rect->lower_to_bottom (); // loop on the bottom
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transport_punchin_line = new ArdourCanvas::SimpleLine (*time_line_group);
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transport_punchin_line->property_x1() = 0.0;
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transport_punchin_line->property_y1() = 0.0;
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transport_punchin_line->property_x2() = 0.0;
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transport_punchin_line->property_y2() = 0.0;
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transport_punchin_line->property_color_rgba() = color_map[cPunchInLine];
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transport_punchin_line->hide ();
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transport_punchout_line = new ArdourCanvas::SimpleLine (*time_line_group);
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transport_punchout_line->property_x1() = 0.0;
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transport_punchout_line->property_y1() = 0.0;
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transport_punchout_line->property_x2() = 0.0;
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transport_punchout_line->property_y2() = 0.0;
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transport_punchout_line->property_color_rgba() = color_map[cPunchOutLine];
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transport_punchout_line->hide();
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// used to show zoom mode active zooming
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zoom_rect = new ArdourCanvas::SimpleRect (*track_canvas.root(), 0.0, 0.0, 0.0, 0.0);
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zoom_rect->property_fill_color_rgba() = color_map[cZoomRectFill];
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zoom_rect->property_outline_color_rgba() = color_map[cZoomRect];
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zoom_rect->property_outline_pixels() = 1;
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zoom_rect->hide();
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zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
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// used as rubberband rect
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rubberband_rect = new ArdourCanvas::SimpleRect (*track_canvas.root(), 0.0, 0.0, 0.0, 0.0);
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rubberband_rect->property_outline_color_rgba() = color_map[cRubberBandRect];
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rubberband_rect->property_fill_color_rgba() = (guint32) color_map[cRubberBandRectFill];
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rubberband_rect->property_outline_pixels() = 1;
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rubberband_rect->hide();
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tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
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meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
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marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
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range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
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transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
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/* separator lines */
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tempo_line = new ArdourCanvas::SimpleLine (*tempo_group, 0, timebar_height, max_canvas_coordinate, timebar_height);
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tempo_line->property_color_rgba() = RGBA_TO_UINT (0,0,0,255);
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meter_line = new ArdourCanvas::SimpleLine (*meter_group, 0, timebar_height, max_canvas_coordinate, timebar_height);
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meter_line->property_color_rgba() = RGBA_TO_UINT (0,0,0,255);
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marker_line = new ArdourCanvas::SimpleLine (*marker_group, 0, timebar_height, max_canvas_coordinate, timebar_height);
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marker_line->property_color_rgba() = RGBA_TO_UINT (0,0,0,255);
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range_marker_line = new ArdourCanvas::SimpleLine (*range_marker_group, 0, timebar_height, max_canvas_coordinate, timebar_height);
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range_marker_line->property_color_rgba() = RGBA_TO_UINT (0,0,0,255);
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transport_marker_line = new ArdourCanvas::SimpleLine (*transport_marker_group, 0, timebar_height, max_canvas_coordinate, timebar_height);
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transport_marker_line->property_color_rgba() = RGBA_TO_UINT (0,0,0,255);
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ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_loop_range_view), false));
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ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_punch_range_view), false));
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double time_height = timebar_height * 5;
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double time_width = FLT_MAX/frames_per_unit;
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time_canvas.set_scroll_region(0.0, 0.0, time_width, time_height);
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edit_cursor = new Cursor (*this, "blue", &Editor::canvas_edit_cursor_event);
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playhead_cursor = new Cursor (*this, "red", &Editor::canvas_playhead_cursor_event);
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track_canvas.signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
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}
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void
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Editor::track_canvas_allocate (Gtk::Allocation alloc)
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{
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static bool first_time = true;
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canvas_width = alloc.get_width();
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canvas_height = alloc.get_height();
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if (session == 0 && !ARDOUR_UI::instance()->will_create_new_session_automatically()) {
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/* this mess of code is here to find out how wide this text is and
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position the message in the center of the editor window.
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*/
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int pixel_height;
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int pixel_width;
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ustring msg = string_compose ("<span face=\"sans\" style=\"normal\" weight=\"bold\" size=\"x-large\">%1%2</span>",
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_("Start a new session\n"), _("via Session menu"));
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RefPtr<Pango::Layout> layout = create_pango_layout (msg);
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Pango::FontDescription font = get_font_for_style (N_("FirstActionMessage"));
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layout->get_pixel_size (pixel_width, pixel_height);
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if (first_action_message == 0) {
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first_action_message = new ArdourCanvas::Text (*track_canvas.root());
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first_action_message->property_font_desc() = font;
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first_action_message->property_fill_color_rgba() = color_map[cFirstActionMessage];
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first_action_message->property_x() = (canvas_width - pixel_width) / 2.0;
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first_action_message->property_y() = (canvas_height/2.0) - pixel_height;
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first_action_message->property_anchor() = ANCHOR_NORTH_WEST;
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first_action_message->property_markup() = msg;
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} else {
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/* center it */
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first_action_message->property_x() = (canvas_width - pixel_width) / 2.0;
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first_action_message->property_y() = (canvas_height/2.0) - pixel_height;
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}
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}
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zoom_range_clock.set ((jack_nframes_t) floor ((canvas_width * frames_per_unit)));
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edit_cursor->set_position (edit_cursor->current_frame);
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playhead_cursor->set_position (playhead_cursor->current_frame);
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double last_canvas_unit = ceil ((double) max_frames / frames_per_unit);
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track_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_width), canvas_height);
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time_canvas.set_scroll_region ( 0.0, 0.0, max (last_canvas_unit, canvas_width), canvas_height);
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if (edit_cursor) edit_cursor->set_length (canvas_height);
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if (playhead_cursor) playhead_cursor->set_length (canvas_height);
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if (marker_drag_line) {
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marker_drag_line_points.back().set_x(canvas_height);
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marker_drag_line->property_points() = marker_drag_line_points;
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}
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if (range_marker_drag_rect) {
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range_marker_drag_rect->property_y1() = 0.0;
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range_marker_drag_rect->property_y2() = canvas_height;
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}
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if (transport_loop_range_rect) {
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transport_loop_range_rect->property_y1() = 0.0;
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transport_loop_range_rect->property_y2() = canvas_height;
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}
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if (transport_punch_range_rect) {
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transport_punch_range_rect->property_y1() = 0.0;
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transport_punch_range_rect->property_y2() = canvas_height;
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}
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if (transport_punchin_line) {
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transport_punchin_line->property_y1() = 0.0;
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transport_punchin_line->property_y2() = canvas_height;
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}
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if (transport_punchout_line) {
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transport_punchout_line->property_y1() = 0.0;
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transport_punchout_line->property_y2() = canvas_height;
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}
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update_fixed_rulers ();
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if (is_visible() && first_time) {
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tempo_map_changed (Change (0));
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first_time = false;
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} else {
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redisplay_tempo ();
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}
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Resized (); /* EMIT_SIGNAL */
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}
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void
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Editor::reset_scrolling_region (Gtk::Allocation* alloc)
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{
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}
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bool
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Editor::track_canvas_map_handler (GdkEventAny* ev)
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{
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track_canvas_scroller.get_window()->set_cursor (*current_canvas_cursor);
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return false;
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}
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bool
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Editor::time_canvas_map_handler (GdkEventAny* ev)
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{
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time_canvas_scroller.get_window()->set_cursor (*timebar_cursor);
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return false;
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}
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