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-rw-r--r--gtk2_ardour/marker.cc449
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diff --git a/gtk2_ardour/marker.cc b/gtk2_ardour/marker.cc
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+++ b/gtk2_ardour/marker.cc
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+/*
+ Copyright (C) 2001 Paul Davis
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ $Id$
+*/
+
+#include <ardour/tempo.h>
+
+#include "marker.h"
+#include "public_editor.h"
+#include "canvas-simpleline.h"
+#include "utils.h"
+
+#include "i18n.h"
+
+Marker::Marker (PublicEditor& ed, GtkCanvasGroup *parent, guint32 rgba, const string& annotation,
+ Type type, gint (*callback)(GtkCanvasItem *, GdkEvent *, gpointer), jack_nframes_t frame)
+
+ : editor (ed), _type(type)
+{
+ double label_offset = 0;
+
+ /* Shapes we use:
+
+ Mark:
+
+ (0,0) -> (6,0)
+ ^ |
+ | V
+ (0,5) (6,5)
+ \ /
+ (3,10)
+
+
+ TempoMark:
+ MeterMark:
+
+ (3,0)
+ / \
+ (0,5) -> (6,5)
+ ^ |
+ | V
+ (0,10)<-(6,10)
+
+
+ Start:
+
+ 0,0 -> 5,0
+ | \
+ | 10,5
+ | /
+ 0,10 -> 5,10
+
+ End:
+
+ 5,0 -> 10,0
+ / |
+ 0,5 |
+ \ |
+ 5,10 <-10,10
+
+
+ TransportStart:
+
+ 0,0->3,0
+ | |
+ | |
+ | |
+ | 3,8 -> 7,8
+ | |
+ 0,11 ------ 7,11
+
+ TransportEnd:
+
+ 4,0->7,0
+ | |
+ | |
+ | |
+ 0,8 ---- 4,8 |
+ | |
+ 0,11 -------- 7,11
+
+
+ PunchIn:
+
+ 0,0 ------> 8,0
+ | /
+ | /
+ | 4,5
+ | |
+ | |
+ | |
+ 0,11->4,11
+
+ PunchOut
+
+ 0,0 -->-8,0
+ \ |
+ \ |
+ 4,5 |
+ | |
+ | |
+ | |
+ 4,11->8,11
+
+
+ */
+
+ switch (type) {
+ case Mark:
+ points = gtk_canvas_points_new (6);
+
+ points->coords[0] = 0.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 6.0;
+ points->coords[3] = 0.0;
+
+ points->coords[4] = 6.0;
+ points->coords[5] = 5.0;
+
+ points->coords[6] = 3.0;
+ points->coords[7] = 10.0;
+
+ points->coords[8] = 0.0;
+ points->coords[9] = 5.0;
+
+ points->coords[10] = 0.0;
+ points->coords[11] = 0.0;
+
+ shift = 3;
+ label_offset = 8.0;
+ break;
+
+ case Tempo:
+ case Meter:
+ points = gtk_canvas_points_new (6);
+
+ points->coords[0] = 3.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 6.0;
+ points->coords[3] = 5.0;
+
+ points->coords[4] = 6.0;
+ points->coords[5] = 10.0;
+
+ points->coords[6] = 0.0;
+ points->coords[7] = 10.0;
+
+ points->coords[8] = 0.0;
+ points->coords[9] = 5.0;
+
+ points->coords[10] = 3.0;
+ points->coords[11] = 0.0;
+
+ shift = 3;
+ label_offset = 8.0;
+ break;
+
+ case Start:
+ points = gtk_canvas_points_new (6);
+
+ points->coords[0] = 0.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 5.0;
+ points->coords[3] = 0.0;
+
+ points->coords[4] = 10.0;
+ points->coords[5] = 5.0;
+
+ points->coords[6] = 5.0;
+ points->coords[7] = 10.0;
+
+ points->coords[8] = 0.0;
+ points->coords[9] = 10.0;
+
+ points->coords[10] = 0.0;
+ points->coords[11] = 0.0;
+
+ shift = 10;
+ label_offset = 12.0;
+ break;
+
+ case End:
+ points = gtk_canvas_points_new (6);
+
+ points->coords[0] = 5.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 10.0;
+ points->coords[3] = 0.0;
+
+ points->coords[4] = 10.0;
+ points->coords[5] = 10.0;
+
+ points->coords[6] = 5.0;
+ points->coords[7] = 10.0;
+
+ points->coords[8] = 0.0;
+ points->coords[9] = 5.0;
+
+ points->coords[10] = 5.0;
+ points->coords[11] = 0.0;
+
+ shift = 0;
+ label_offset = 12.0;
+ break;
+
+ case LoopStart:
+ points = gtk_canvas_points_new (7);
+
+ points->coords[0] = 0.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 4.0;
+ points->coords[3] = 0.0;
+
+ points->coords[4] = 4.0;
+ points->coords[5] = 8.0;
+
+ points->coords[6] = 8.0;
+ points->coords[7] = 8.0;
+
+ points->coords[8] = 8.0;
+ points->coords[9] = 11.0;
+
+ points->coords[10] = 0.0;
+ points->coords[11] = 11.0;
+
+ points->coords[12] = 0.0;
+ points->coords[13] = 0.0;
+
+ shift = 0;
+ label_offset = 11.0;
+ break;
+
+ case LoopEnd:
+ points = gtk_canvas_points_new (7);
+
+ points->coords[0] = 8.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 8.0;
+ points->coords[3] = 11.0;
+
+ points->coords[4] = 0.0;
+ points->coords[5] = 11.0;
+
+ points->coords[6] = 0.0;
+ points->coords[7] = 8.0;
+
+ points->coords[8] = 4.0;
+ points->coords[9] = 8.0;
+
+ points->coords[10] = 4.0;
+ points->coords[11] = 0.0;
+
+ points->coords[12] = 8.0;
+ points->coords[13] = 0.0;
+
+ shift = 8;
+ label_offset = 11.0;
+ break;
+
+ case PunchIn:
+ points = gtk_canvas_points_new (6);
+
+ points->coords[0] = 0.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 8.0;
+ points->coords[3] = 0.0;
+
+ points->coords[4] = 4.0;
+ points->coords[5] = 4.0;
+
+ points->coords[6] = 4.0;
+ points->coords[7] = 11.0;
+
+ points->coords[8] = 0.0;
+ points->coords[9] = 11.0;
+
+ points->coords[10] = 0.0;
+ points->coords[11] = 0.0;
+
+ shift = 0;
+ label_offset = 10.0;
+ break;
+
+ case PunchOut:
+ points = gtk_canvas_points_new (6);
+
+ points->coords[0] = 0.0;
+ points->coords[1] = 0.0;
+
+ points->coords[2] = 8.0;
+ points->coords[3] = 0.0;
+
+ points->coords[4] = 8.0;
+ points->coords[5] = 11.0;
+
+ points->coords[6] = 4.0;
+ points->coords[7] = 11.0;
+
+ points->coords[8] = 4.0;
+ points->coords[9] = 4.0;
+
+ points->coords[10] = 0.0;
+ points->coords[11] = 0.0;
+
+ shift = 8;
+ label_offset = 11.0;
+ break;
+
+ }
+
+ frame_position = frame;
+ unit_position = editor.frame_to_unit (frame);
+
+ /* adjust to properly locate the tip */
+
+ unit_position -= shift;
+
+ group = gtk_canvas_item_new (parent,
+ gtk_canvas_group_get_type(),
+ "x", unit_position,
+ "y", 1.0,
+ NULL);
+
+ // cerr << "set mark al points, nc = " << points->num_points << endl;
+ mark = gtk_canvas_item_new (GTK_CANVAS_GROUP(group),
+ gtk_canvas_polygon_get_type(),
+ "points", points,
+ "fill_color_rgba", rgba,
+ "outline_color", "black",
+ NULL);
+
+ string fontname = get_font_for_style (N_("MarkerText"));
+
+ text = gtk_canvas_item_new (GTK_CANVAS_GROUP(group),
+ gtk_canvas_text_get_type (),
+ "text", annotation.c_str(),
+ "x", label_offset,
+ "y", 0.0,
+ "font", fontname.c_str(),
+ "anchor", GTK_ANCHOR_NW,
+ "fill_color", "black",
+ NULL);
+
+ gtk_object_set_data (GTK_OBJECT(group), "marker", this);
+ gtk_signal_connect (GTK_OBJECT(group), "event", (GtkSignalFunc) callback, &editor);
+
+ editor.ZoomChanged.connect (slot (*this, &Marker::reposition));
+}
+
+Marker::~Marker ()
+{
+ /* destroying the group destroys its contents */
+ gtk_object_destroy (GTK_OBJECT(group));
+ gtk_canvas_points_unref (points);
+}
+
+void
+Marker::set_name (const string& name)
+{
+ gtk_canvas_item_set (text, "text", name.c_str(), NULL);
+}
+
+void
+Marker::set_position (jack_nframes_t frame)
+{
+ double new_unit_position = editor.frame_to_unit (frame);
+ new_unit_position -= shift;
+ gtk_canvas_item_move (group, new_unit_position - unit_position, 0.0);
+ frame_position = frame;
+ unit_position = new_unit_position;
+}
+
+void
+Marker::reposition ()
+{
+ set_position (frame_position);
+}
+
+void
+Marker::show ()
+{
+ gtk_canvas_item_show (group);
+}
+
+void
+Marker::hide ()
+{
+ gtk_canvas_item_hide (group);
+}
+
+void
+Marker::set_color_rgba (uint32_t color)
+{
+ gtk_canvas_item_set (mark, "fill_color_rgba", color, NULL);
+}
+
+/***********************************************************************/
+
+TempoMarker::TempoMarker (PublicEditor& editor, GtkCanvasGroup *parent, guint32 rgba, const string& text,
+ ARDOUR::TempoSection& temp,
+ gint (*callback)(GtkCanvasItem *, GdkEvent *, gpointer))
+ : Marker (editor, parent, rgba, text, Tempo, callback, 0),
+ _tempo (temp)
+{
+ set_position (_tempo.frame());
+ gtk_object_set_data (GTK_OBJECT(group), "tempo_marker", this);
+}
+
+TempoMarker::~TempoMarker ()
+{
+}
+
+/***********************************************************************/
+
+MeterMarker::MeterMarker (PublicEditor& editor, GtkCanvasGroup *parent, guint32 rgba, const string& text,
+ ARDOUR::MeterSection& m,
+ gint (*callback)(GtkCanvasItem *, GdkEvent *, gpointer))
+ : Marker (editor, parent, rgba, text, Meter, callback, 0),
+ _meter (m)
+{
+ set_position (_meter.frame());
+ gtk_object_set_data (GTK_OBJECT(group), "meter_marker", this);
+}
+
+MeterMarker::~MeterMarker ()
+{
+}
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