more tranzport lowlevel fixes and rebinding
[ardour.git] / gtk2_ardour / marker.cc
index 0d124f556c46a497671d8ee84fa579dc36df75d7..fb2afb00b4647e65ad7df35556698d9119c57bb6 100644 (file)
     $Id$
 */
 
+#include <sigc++/bind.h>
 #include <ardour/tempo.h>
 
 #include "marker.h"
 #include "public_editor.h"
-#include "canvas-simpleline.h"
 #include "utils.h"
+#include "canvas_impl.h"
 
 #include "i18n.h"
 
-Marker::Marker (PublicEditor& ed, GnomeCanvasGroup *parent, guint32 rgba, const string& annotation, 
-               Type type, gint (*callback)(GnomeCanvasItem *, GdkEvent *, gpointer), jack_nframes_t frame)
+Marker::Marker (PublicEditor& ed, ArdourCanvas::Group& parent, guint32 rgba, const string& annotation, 
+               Type type, jack_nframes_t frame, bool handle_events)
 
        : editor (ed), _type(type)
 {
        double label_offset = 0;
+       bool annotate_left = false;
 
        /* Shapes we use:
 
@@ -59,88 +61,81 @@ Marker::Marker (PublicEditor& ed, GnomeCanvasGroup *parent, guint32 rgba, const
 
            Start:
 
-          0,0  -> 5,0 
-                   |          \
-            |          10,5
-           |          /
-           0,10 -> 5,10
+          0,0\ 
+                   |  \        
+            |   \ 6,6
+           |   /
+            |  /
+           0,12 
 
           End:
 
-            5,0 -> 10,0
-             /       |
-          0,5       |
-             \       |
-            5,10 <-10,10
+              /12,0
+             /     | 
+             /      |
+          6,6      |
+             \      |
+              \     |
+               \    |
+              12,12
 
             
           TransportStart:
 
-            0,0->3,0
-             |    |
-             |    |
-             |    |
-             |   3,8 -> 7,8
-             |           |
-            0,11 ------ 7,11
+            0,0
+             | 
+             |  
+             |   
+             |    \
+             |     \  
+            0,13 --- 13,13
 
           TransportEnd:
 
-                     4,0->7,0
-                      |    |
-                      |    |
-                      |    |
-            0,8 ---- 4,8   |
-             |             |
-            0,11 -------- 7,11
+                   /13,0
+                  /   |
+                 /    |
+                    |
+               /      |
+              /       |
+            0,13 ------ 13,13
             
 
             PunchIn:
 
-            0,0 ------> 8,0
+            0,0 ------> 13,0
              |       /
              |      /
-             |    4,5
-             |     |
-             |     |
-             |     |
-            0,11->4,11
+             |     /
+             |    
+             |   
+             |  
+            0,13
 
             PunchOut
 
-          0,0 -->-8,0
+          0,0 -->-13,0
            \       | 
             \      |
-            4,5    |
-                 |
-             |     |
-             |     |
-            4,11->8,11
+             \     |
+              \    |
+               \   |
+                \  |
+                13,13
             
           
        */
 
        switch (type) {
        case Mark:
-               points = gnome_canvas_points_new (6);
+               points = new ArdourCanvas::Points ();
 
-               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;
+               points->push_back (Gnome::Art::Point (0.0, 0.0));
+               points->push_back (Gnome::Art::Point (6.0, 0.0));
+               points->push_back (Gnome::Art::Point (6.0, 5.0));
+               points->push_back (Gnome::Art::Point (3.0, 10.0));              
+               points->push_back (Gnome::Art::Point (0.0, 5.0));               
+               points->push_back (Gnome::Art::Point (0.0, 0.0));               
                
                shift = 3;
                label_offset = 8.0;
@@ -148,184 +143,86 @@ Marker::Marker (PublicEditor& ed, GnomeCanvasGroup *parent, guint32 rgba, const
 
        case Tempo:
        case Meter:
-               points = gnome_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;
-               
+               points = new ArdourCanvas::Points ();
+               points->push_back (Gnome::Art::Point (3.0, 0.0));
+               points->push_back (Gnome::Art::Point (6.0, 5.0));               
+               points->push_back (Gnome::Art::Point (6.0, 10.0));              
+               points->push_back (Gnome::Art::Point (0.0, 10.0));              
+               points->push_back (Gnome::Art::Point (0.0, 5.0));               
+               points->push_back (Gnome::Art::Point (3.0, 0.0));               
+
                shift = 3;
                label_offset = 8.0;
                break;
 
        case Start:
-               points = gnome_canvas_points_new (6);
+               points = new ArdourCanvas::Points ();
+               points->push_back (Gnome::Art::Point (0.0, 0.0));               
+               points->push_back (Gnome::Art::Point (6.5, 6.5));               
+               points->push_back (Gnome::Art::Point (0.0, 13.0));              
+               points->push_back (Gnome::Art::Point (0.0, 0.0));       
 
-               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;
+               shift = 0;
+               label_offset = 13.0;
                break;
 
        case End:
-               points = gnome_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;
+               points = new ArdourCanvas::Points ();
+               points->push_back (Gnome::Art::Point (6.5, 6.5));
+               points->push_back (Gnome::Art::Point (13.0, 0.0));              
+               points->push_back (Gnome::Art::Point (13.0, 13.0));                     
+               points->push_back (Gnome::Art::Point (6.5, 6.5));               
+               
+               shift = 13;
+               label_offset = 6.0;
+               annotate_left = true;
                break;
 
        case LoopStart:
-               points = gnome_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;
+               points = new ArdourCanvas::Points ();
+               points->push_back (Gnome::Art::Point (0.0, 0.0));       
+               points->push_back (Gnome::Art::Point (13.0, 13.0));             
+               points->push_back (Gnome::Art::Point (0.0, 13.0));              
+               points->push_back (Gnome::Art::Point (0.0, 0.0));               
                
                shift = 0;
-               label_offset = 11.0;
+               label_offset = 12.0;
                break;
 
        case LoopEnd:
-               points = gnome_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;
+               points = new ArdourCanvas::Points ();
+               points->push_back (Gnome::Art::Point (13.0,  0.0));
+               points->push_back (Gnome::Art::Point (13.0, 13.0));     
+               points->push_back (Gnome::Art::Point (0.0, 13.0));              
+               points->push_back (Gnome::Art::Point (13.0, 0.0));
+               
+               shift = 13;
+               label_offset = 0.0;
+               annotate_left = true;
                break;
 
        case  PunchIn:
-               points = gnome_canvas_points_new (6);
+               points = new ArdourCanvas::Points ();
+               points->push_back (Gnome::Art::Point (0.0, 0.0));
+               points->push_back (Gnome::Art::Point (13.0, 0.0));              
+               points->push_back (Gnome::Art::Point (0.0, 13.0));      
+               points->push_back (Gnome::Art::Point (0.0, 0.0));       
 
-               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;
+               label_offset = 13.0;
                break;
                
        case  PunchOut:
-               points = gnome_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;
+               points = new ArdourCanvas::Points ();
+               points->push_back (Gnome::Art::Point (0.0, 0.0));
+               points->push_back (Gnome::Art::Point (12.0, 0.0));                      
+               points->push_back (Gnome::Art::Point (12.0, 12.0));             
+               points->push_back (Gnome::Art::Point (0.0, 0.0));               
+
+               shift = 13;
+               label_offset = 0.0;
+               annotate_left = true;
                break;
                
        }
@@ -337,49 +234,58 @@ Marker::Marker (PublicEditor& ed, GnomeCanvasGroup *parent, guint32 rgba, const
 
        unit_position -= shift;
 
-       group = gnome_canvas_item_new (parent,
-                                    gnome_canvas_group_get_type(),
-                                    "x", unit_position,
-                                    "y", 1.0,
-                                    NULL);
-
-       // cerr << "set mark al points, nc = " << points->num_points << endl;
-       mark = gnome_canvas_item_new (GNOME_CANVAS_GROUP(group),
-                                   gnome_canvas_polygon_get_type(),
-                                   "points", points,
-                                   "fill_color_rgba", rgba,
-                                   "outline_color", "black",
-                                   NULL);
+       group = new Group (parent, unit_position, 1.0);
 
+       mark = new Polygon (*group);
+       mark->property_points() = *points;
+       mark->property_fill_color_rgba() = rgba;
+       mark->property_outline_color_rgba() = rgba;
+       mark->property_width_pixels() = 1;
        Pango::FontDescription font = get_font_for_style (N_("MarkerText"));
+       
+       text = new Text (*group);
+       text->property_text() = annotation.c_str();
+       text->property_font_desc() = font;
+       if (annotate_left) {
+         text->property_x() = -(text->property_text_width());
+       } else {
+         text->property_x() = label_offset;
+       }
+       text->property_y() = 0.0;
+       text->property_anchor() = Gtk::ANCHOR_NW;
+       text->property_fill_color() = "black";
+
+       editor.ZoomChanged.connect (mem_fun (*this, &Marker::reposition));
 
-       text = gnome_canvas_item_new (GNOME_CANVAS_GROUP(group),
-                                     gnome_canvas_text_get_type (),
-                                     "text", annotation.c_str(),
-                                     "x", label_offset,
-                                     "y", 0.0,
-                                     "fontdesc", font,
-                                     "anchor", GTK_ANCHOR_NW,
-                                     "fill_color", "black",
-                                     NULL);
+       mark->set_data ("marker", this);
 
-       gtk_object_set_data (GTK_OBJECT(group), "marker", this);
-       gtk_signal_connect (GTK_OBJECT(group), "event", (GtkSignalFunc) callback, &editor);
+       if (handle_events) {
+               group->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_marker_event), mark, this));
+       }
 
-       editor.ZoomChanged.connect (mem_fun(*this, &Marker::reposition));
 }
 
 Marker::~Marker ()
 {
-       /* destroying the group destroys its contents */
-       gtk_object_destroy (GTK_OBJECT(group));
-       gnome_canvas_points_unref (points);
+       /* destroying the parent group destroys its contents, namely any polygons etc. that we added */
+       delete text;
+       delete mark;
+       delete points;
+}
+
+ArdourCanvas::Item&
+Marker::the_item() const
+{
+       return *mark;
 }
 
 void
 Marker::set_name (const string& name)
 {
-       gnome_canvas_item_set (text, "text", name.c_str(), NULL);
+       text->property_text() = name.c_str();
+       if (_type == End) {
+         text->property_x() = -(text->property_text_width());
+       }
 }
 
 void
@@ -387,7 +293,7 @@ Marker::set_position (jack_nframes_t frame)
 {
        double new_unit_position = editor.frame_to_unit (frame);
        new_unit_position -= shift;
-       gnome_canvas_item_move (group, new_unit_position - unit_position, 0.0);
+       group->move (new_unit_position - unit_position, 0.0);
        frame_position = frame;
        unit_position = new_unit_position;
 }
@@ -401,31 +307,30 @@ Marker::reposition ()
 void
 Marker::show ()
 {
-       gnome_canvas_item_show (group);
+        group->show();
 }
 
 void
 Marker::hide ()
 {
-       gnome_canvas_item_hide (group);
+       group->hide();
 }
 
 void
 Marker::set_color_rgba (uint32_t color)
 {
-       gnome_canvas_item_set (mark, "fill_color_rgba", color, NULL);
+       mark->property_fill_color_rgba() = color;
 }
 
 /***********************************************************************/
 
-TempoMarker::TempoMarker (PublicEditor& editor, GnomeCanvasGroup *parent, guint32 rgba, const string& text, 
-                         ARDOUR::TempoSection& temp, 
-                         gint (*callback)(GnomeCanvasItem *, GdkEvent *, gpointer))
-       : Marker (editor, parent, rgba, text, Tempo, callback, 0),
+TempoMarker::TempoMarker (PublicEditor& editor, ArdourCanvas::Group& parent, guint32 rgba, const string& text, 
+                         ARDOUR::TempoSection& temp)
+       : Marker (editor, parent, rgba, text, Tempo, 0, false),
          _tempo (temp)
 {
        set_position (_tempo.frame());
-       gtk_object_set_data (GTK_OBJECT(group), "tempo_marker", this);
+       group->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_tempo_marker_event), mark, this));
 }
 
 TempoMarker::~TempoMarker ()
@@ -434,16 +339,16 @@ TempoMarker::~TempoMarker ()
 
 /***********************************************************************/
 
-MeterMarker::MeterMarker (PublicEditor& editor, GnomeCanvasGroup *parent, guint32 rgba, const string& text, 
-                         ARDOUR::MeterSection& m, 
-                         gint (*callback)(GnomeCanvasItem *, GdkEvent *, gpointer))
-       : Marker (editor, parent, rgba, text, Meter, callback, 0),
+MeterMarker::MeterMarker (PublicEditor& editor, ArdourCanvas::Group& parent, guint32 rgba, const string& text, 
+                         ARDOUR::MeterSection& m) 
+       : Marker (editor, parent, rgba, text, Meter, 0, false),
          _meter (m)
 {
        set_position (_meter.frame());
-       gtk_object_set_data (GTK_OBJECT(group), "meter_marker", this);
+       group->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_meter_marker_event), mark, this));
 }
 
 MeterMarker::~MeterMarker ()
 {
 }
+