Updated config.guess file
[ardour.git] / gtk2_ardour / time_axis_view_item.cc
index 62a1e7d9e68afba15f41085b61c94615cac29bbf..28fafcaa09e43f17ca12b40b9b08d9974d277f82 100644 (file)
 #include <ardour/types.h>
 #include <ardour/ardour.h>
 
+#include <gtkmm2ext/utils.h>
+
 #include "public_editor.h"
 #include "time_axis_view_item.h"
 #include "time_axis_view.h"
-#include "canvas-simplerect.h"
-#include "canvas-imageframe.h"
+#include "simplerect.h"
 #include "utils.h"
+#include "canvas_impl.h"
 #include "rgb_macros.h"
 
 #include "i18n.h"
 
 using namespace std;
 using namespace Editing;
+using namespace Glib;
+using namespace PBD;
 
 //------------------------------------------------------------------------------
-/** Initialize static memeber data */
+/** Initialize const static memeber data */
+
 Pango::FontDescription TimeAxisViewItem::NAME_FONT;
 bool TimeAxisViewItem::have_name_font = false;
 const double TimeAxisViewItem::NAME_X_OFFSET = 15.0;
-const double TimeAxisViewItem::NAME_Y_OFFSET = 15.0 ;           /* XXX depends a lot on the font size, sigh. */
-const double TimeAxisViewItem::NAME_HIGHLIGHT_SIZE = 15.0 ;     /* ditto */
-const double TimeAxisViewItem::NAME_HIGHLIGHT_THRESH = 32.0 ;     /* ditto */
 const double TimeAxisViewItem::GRAB_HANDLE_LENGTH = 6 ;
 
+double TimeAxisViewItem::NAME_Y_OFFSET;
+double TimeAxisViewItem::NAME_HIGHLIGHT_SIZE;
+double TimeAxisViewItem::NAME_HIGHLIGHT_THRESH;
+
 
 //---------------------------------------------------------------------------------------//
 // Constructor / Desctructor
@@ -61,13 +67,32 @@ const double TimeAxisViewItem::GRAB_HANDLE_LENGTH = 6 ;
  * @param start the start point of this item
  * @param duration the duration of this item
  */
-TimeAxisViewItem::TimeAxisViewItem(std::string it_name, GnomeCanvasGroup* parent, TimeAxisView& tv, double spu, Gdk::Color& base_color, 
+TimeAxisViewItem::TimeAxisViewItem(const string & it_name, ArdourCanvas::Group& parent, TimeAxisView& tv, double spu, Gdk::Color& base_color, 
                                   jack_nframes_t start, jack_nframes_t duration,
-                                  Visibility visibility)
+                                  Visibility vis)
        : trackview (tv)
 {
        if (!have_name_font) {
+
+               /* first constructed item sets up font info */
+
                NAME_FONT = get_font_for_style (N_("TimeAxisViewItemName"));
+               
+               Gtk::Window win;
+               Gtk::Label foo;
+               win.add (foo);
+
+               Glib::RefPtr<Pango::Layout> layout = foo.create_pango_layout (X_("Hg")); /* ascender + descender */
+               int width;
+               int height;
+
+               layout->set_font_description (NAME_FONT);
+               Gtkmm2ext::get_ink_pixel_size (layout, width, height);
+
+               NAME_Y_OFFSET = height + 4;
+               NAME_HIGHLIGHT_SIZE = height + 6;
+               NAME_HIGHLIGHT_THRESH = NAME_HIGHLIGHT_SIZE * 2;
+
                have_name_font = true;
        }
 
@@ -82,62 +107,85 @@ TimeAxisViewItem::TimeAxisViewItem(std::string it_name, GnomeCanvasGroup* parent
        max_item_duration = ARDOUR::max_frames;
        min_item_duration = 0 ;
        show_vestigial = true;
+       visibility = vis;
 
        if (duration == 0) {
                warning << "Time Axis Item Duration == 0" << endl ;
        }
 
-       group = gnome_canvas_item_new(GNOME_CANVAS_GROUP(parent),gnome_canvas_group_get_type(),NULL) ;
+       group = new ArdourCanvas::Group (parent);
 
-       vestigial_frame = gnome_canvas_item_new(GNOME_CANVAS_GROUP(group),
-                                             gnome_canvas_simplerect_get_type(),
-                                             "x1", (double) 0.0,
-                                             "y1", (double) 1.0,
-                                             "x2", 2.0,
-                                             "y2", (double) trackview.height,
-                                             "outline_color_rgba", color_map[cVestigialFrameOutline],
-                                             "fill_color_rgba", color_map[cVestigialFrameFill],
-                                             NULL);
-       gnome_canvas_item_hide (vestigial_frame);
+       vestigial_frame = new ArdourCanvas::SimpleRect (*group);
+       vestigial_frame->property_x1() = (double) 0.0;
+       vestigial_frame->property_y1() = (double) 1.0;
+       vestigial_frame->property_x2() = 2.0;
+       vestigial_frame->property_y2() = (double) trackview.height;
+       vestigial_frame->property_outline_color_rgba() = color_map[cVestigialFrameOutline];
+       vestigial_frame->property_fill_color_rgba() = color_map[cVestigialFrameFill];
+       vestigial_frame->hide ();
 
        if (visibility & ShowFrame) {
-               frame = gnome_canvas_item_new(GNOME_CANVAS_GROUP(group),
-                                           gnome_canvas_simplerect_get_type(),
-                                           "x1", (double) 0.0,
-                                           "y1", (double) 1.0,
-                                           "x2", (double) trackview.editor.frame_to_pixel(duration),
-                                           "y2", (double) trackview.height,
-                                           "outline_color_rgba", color_map[cTimeAxisFrameOutline],
-                                           "fill_color_rgba", color_map[cTimeAxisFrameFill],
-                                           NULL);
+               frame = new ArdourCanvas::SimpleRect (*group);
+               frame->property_x1() = (double) 0.0;
+               frame->property_y1() = (double) 1.0;
+               frame->property_x2() = (double) trackview.editor.frame_to_pixel(duration);
+               frame->property_y2() = (double) trackview.height;
+               frame->property_outline_color_rgba() = color_map[cTimeAxisFrameOutline];
+               frame->property_fill_color_rgba() = color_map[cTimeAxisFrameFill];
+
+               /* by default draw all 4 edges */
+
+               uint32_t outline_what = 0x1|0x2|0x4|0x8;
+
+               if (visibility & HideFrameLeft) {
+                       outline_what &= ~(0x1);
+               }
+
+               if (visibility & HideFrameRight) {
+                       outline_what &= ~(0x2);
+               }
+
+               if (visibility & HideFrameTB) {
+                       outline_what &= ~(0x4 | 0x8);
+               }
+
+               frame->property_outline_what() = outline_what;
+                   
        } else {
                frame = 0;
        }
 
        if (visibility & ShowNameHighlight) {
-               name_highlight = gnome_canvas_item_new(GNOME_CANVAS_GROUP(group),
-                                                    gnome_canvas_simplerect_get_type(),
-                                                    "x1", (double) 1.0,
-                                                    "x2", (double) (trackview.editor.frame_to_pixel(item_duration)) - 1,
-                                                    "y1", (double) (trackview.height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE),
-                                                    "y2", (double) (trackview.height - 1),
-                                                    "outline_color_rgba", color_map[cNameHighlightFill],
-                                                    "fill_color_rgba", color_map[cNameHighlightOutline],
-                                                    NULL) ;
-               gtk_object_set_data(GTK_OBJECT(name_highlight), "timeaxisviewitem", this) ;
+               name_highlight = new ArdourCanvas::SimpleRect (*group);
+               if (visibility & FullWidthNameHighlight) {
+                       name_highlight->property_x1() = (double) 0.0;
+                       name_highlight->property_x2() = (double) (trackview.editor.frame_to_pixel(item_duration));
+               } else {
+                       name_highlight->property_x1() = (double) 1.0;
+                       name_highlight->property_x2() = (double) (trackview.editor.frame_to_pixel(item_duration)) - 1;
+               }
+               name_highlight->property_y1() = (double) (trackview.height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE);
+               name_highlight->property_y2() = (double) (trackview.height - 1);
+               name_highlight->property_outline_color_rgba() = color_map[cNameHighlightFill];
+               name_highlight->property_fill_color_rgba() = color_map[cNameHighlightOutline];
+
+               name_highlight->set_data ("timeaxisviewitem", this);
+
        } else {
                name_highlight = 0;
        }
 
        if (visibility & ShowNameText) {
-               name_text = gnome_canvas_item_new(GNOME_CANVAS_GROUP(group),
-                                               gnome_canvas_text_get_type(),
-                                               "x", (double) TimeAxisViewItem::NAME_X_OFFSET,
-                                               "y", (double) trackview.height + 1.0 - TimeAxisViewItem::NAME_Y_OFFSET,
-                                               "font", NAME_FONT.c_str(),
-                                               "anchor", GTK_ANCHOR_NW,
-                                               NULL) ;
-               gtk_object_set_data(GTK_OBJECT(name_text), "timeaxisviewitem", this) ;
+               name_text = new ArdourCanvas::Text (*group);
+               name_text->property_x() = (double) TimeAxisViewItem::NAME_X_OFFSET;
+               /* trackview.height is the bottom of the trackview. subtract 1 to get back to the bottom of the highlight,
+                  then NAME_Y_OFFSET to position the text in the vertical center of the highlight
+               */
+               name_text->property_y() = (double) trackview.height - 1.0 - TimeAxisViewItem::NAME_Y_OFFSET;
+               name_text->property_font_desc() = NAME_FONT;
+               name_text->property_anchor() = Gtk::ANCHOR_NW;
+
+               name_text->set_data ("timeaxisviewitem", this);
                
        } else {
                name_text = 0;
@@ -146,25 +194,22 @@ TimeAxisViewItem::TimeAxisViewItem(std::string it_name, GnomeCanvasGroup* parent
        /* create our grab handles used for trimming/duration etc */
 
        if (visibility & ShowHandles) {
-               frame_handle_start = gnome_canvas_item_new(GNOME_CANVAS_GROUP(group),
-                                                        gnome_canvas_simplerect_get_type(),
-                                                        "x1", (double) 0.0,
-                                                        "x2", (double) TimeAxisViewItem::GRAB_HANDLE_LENGTH,
-                                                        "y1", (double) 1.0,
-                                                        "y2", (double) TimeAxisViewItem::GRAB_HANDLE_LENGTH+1,
-                                                        "outline_color_rgba", color_map[cFrameHandleStartOutline],
-                                                        "fill_color_rgba", color_map[cFrameHandleStartFill],
-                                                        NULL) ;
+               frame_handle_start = new ArdourCanvas::SimpleRect (*group);
+               frame_handle_start->property_x1() = (double) 0.0;
+               frame_handle_start->property_x2() = (double) TimeAxisViewItem::GRAB_HANDLE_LENGTH;
+               frame_handle_start->property_y1() = (double) 1.0;
+               frame_handle_start->property_y2() = (double) TimeAxisViewItem::GRAB_HANDLE_LENGTH+1;
+               frame_handle_start->property_outline_color_rgba() = color_map[cFrameHandleStartOutline];
+               frame_handle_start->property_fill_color_rgba() = color_map[cFrameHandleStartFill];
                
-               frame_handle_end = gnome_canvas_item_new(GNOME_CANVAS_GROUP(group),
-                                                      gnome_canvas_simplerect_get_type(),
-                                                      "x1", (double) (trackview.editor.frame_to_pixel(get_duration())) - (TimeAxisViewItem::GRAB_HANDLE_LENGTH),
-                                                      "x2", (double) trackview.editor.frame_to_pixel(get_duration()),
-                                                      "y1", (double) 1,
-                                                      "y2", (double) TimeAxisViewItem::GRAB_HANDLE_LENGTH + 1,
-                                                      "outline_color_rgba", color_map[cFrameHandleEndOutline],
-                                                      "fill_color_rgba", color_map[cFrameHandleEndFill],
-                                                      NULL) ;
+               frame_handle_end = new ArdourCanvas::SimpleRect (*group);
+               frame_handle_end->property_x1() = (double) (trackview.editor.frame_to_pixel(get_duration())) - (TimeAxisViewItem::GRAB_HANDLE_LENGTH);
+               frame_handle_end->property_x2() = (double) trackview.editor.frame_to_pixel(get_duration());
+               frame_handle_end->property_y1() = (double) 1;
+               frame_handle_end->property_y2() = (double) TimeAxisViewItem::GRAB_HANDLE_LENGTH + 1;
+               frame_handle_end->property_outline_color_rgba() = color_map[cFrameHandleEndOutline];
+               frame_handle_end->property_fill_color_rgba() = color_map[cFrameHandleEndFill];
+
        } else {
                frame_handle_start = 0;
                frame_handle_end = 0;
@@ -182,7 +227,7 @@ TimeAxisViewItem::TimeAxisViewItem(std::string it_name, GnomeCanvasGroup* parent
  */
 TimeAxisViewItem::~TimeAxisViewItem()
 {
-       gtk_object_destroy (GTK_OBJECT(group));
+       delete group;
 }
 
 
@@ -214,23 +259,20 @@ TimeAxisViewItem::set_position(jack_nframes_t pos, void* src, double* delta)
            version of GNOME Canvas rectifies this issue cleanly.
        */
        
-       GtkArg args[1] ;
        double old_unit_pos ;
        double new_unit_pos = pos / samples_per_unit ;
 
-       args[0].name = "x" ;
-       gtk_object_getv (GTK_OBJECT(group), 1, args) ;
-       old_unit_pos = GTK_VALUE_DOUBLE (args[0]) ;
+       old_unit_pos = group->property_x();
 
        if (new_unit_pos != old_unit_pos) {
-               gnome_canvas_item_move (group, new_unit_pos - old_unit_pos, 0.0) ;
+               group->move (new_unit_pos - old_unit_pos, 0.0);
        }
-
+       
        if (delta) {
                (*delta) = new_unit_pos - old_unit_pos;
        }
        
-        PositionChanged (frame_position, src) ; /* EMIT_SIGNAL */
+       PositionChanged (frame_position, src) ; /* EMIT_SIGNAL */
 
        return true;
 }
@@ -263,7 +305,7 @@ TimeAxisViewItem::set_duration (jack_nframes_t dur, void* src)
        }
 
        if (dur == 0) {
-               gnome_canvas_item_hide (group);
+               group->hide();
        }
 
        item_duration = dur;
@@ -272,7 +314,7 @@ TimeAxisViewItem::set_duration (jack_nframes_t dur, void* src)
 
        reset_width_dependent_items (pixel_width);
        
-        DurationChanged (dur, src) ; /* EMIT_SIGNAL */
+       DurationChanged (dur, src) ; /* EMIT_SIGNAL */
        return true;
 }
 
@@ -296,7 +338,7 @@ void
 TimeAxisViewItem::set_max_duration(jack_nframes_t dur, void* src)
 {
        max_item_duration = dur ;
-        MaxDurationChanged(max_item_duration, src) ; /* EMIT_SIGNAL */
+       MaxDurationChanged(max_item_duration, src) ; /* EMIT_SIGNAL */
 }
                
 /**
@@ -307,7 +349,7 @@ TimeAxisViewItem::set_max_duration(jack_nframes_t dur, void* src)
 jack_nframes_t
 TimeAxisViewItem::get_max_duration() const
 {
-       return(max_item_duration) ;
+       return (max_item_duration) ;
 }
 
 /**
@@ -320,7 +362,7 @@ void
 TimeAxisViewItem::set_min_duration(jack_nframes_t dur, void* src)
 {
        min_item_duration = dur ;
-        MinDurationChanged(max_item_duration, src) ; /* EMIT_SIGNAL */
+       MinDurationChanged(max_item_duration, src) ; /* EMIT_SIGNAL */
 }
                
 /**
@@ -447,26 +489,14 @@ TimeAxisViewItem::get_item_name() const
  * @param src the identity of the object that initiated the change
  */
 void
-TimeAxisViewItem::set_selected(bool yn, void* src)
+TimeAxisViewItem::set_selected(bool yn)
 {
        if (_selected != yn) {
-               _selected = yn ;
+               Selectable::set_selected (yn);
                set_frame_color ();
-               Selected (_selected) ; /* EMIT_SIGNAL */
        }
 }
 
-/**
- * Returns whether this item is currently selected.
- *
- * @return true if this item is currently selected, false otherwise
- */
-bool
-TimeAxisViewItem::get_selected() const
-{
-       return (_selected) ;
-}
-
 void 
 TimeAxisViewItem::set_should_show_selection (bool yn)
 {
@@ -502,7 +532,7 @@ void
 TimeAxisViewItem::set_name_text(std::string new_name)
 {
        if (name_text) {
-               gnome_canvas_item_set (name_text, "text", new_name.c_str(), NULL);
+               name_text->property_text() = new_name.c_str();
        }
 }
 
@@ -516,43 +546,43 @@ TimeAxisViewItem::set_height(double height)
 {
        if (name_highlight) {
                if (height < NAME_HIGHLIGHT_THRESH) {
-                       gnome_canvas_item_hide (name_highlight);
-                       gnome_canvas_item_hide (name_text);
+                       name_highlight->hide();
+                       if (name_text) {
+                               name_text->hide();
+                       }
                } else {
-                       gnome_canvas_item_show (name_highlight);
-                       gnome_canvas_item_show (name_text);
+                       name_highlight->show();
+                       if (name_text) {
+                               name_text->show();
+                       }
                }
 
                if (height > NAME_HIGHLIGHT_SIZE) {
-                       gnome_canvas_item_set (name_highlight, 
-                                            "y1", (double) height+1 - NAME_HIGHLIGHT_SIZE,
-                                            "y2", (double) height,
-                                            NULL);
+                       name_highlight->property_y1() = (double) height+1 - NAME_HIGHLIGHT_SIZE;
+                       name_highlight->property_y2() = (double) height;
                }
                else {
                        /* it gets hidden now anyway */
-                       gnome_canvas_item_set (name_highlight, 
-                                            "y1", (double) 1.0,
-                                            "y2", (double) height,
-                                            NULL);
+                       name_highlight->property_y1() = (double) 1.0;
+                       name_highlight->property_y2() = (double) height;
                }
        }
 
        if (name_text) {
-               gnome_canvas_item_set (name_text, "y", height+1 - NAME_Y_OFFSET, NULL);
+               name_text->property_y() = height+1 - NAME_Y_OFFSET;
                if (height < NAME_HIGHLIGHT_THRESH) {
-                       gnome_canvas_item_set(name_text, "fill_color_rgba",  fill_color, NULL) ;
+                       name_text->property_fill_color_rgba() =  fill_color;
                }
                else {
-                       gnome_canvas_item_set(name_text, "fill_color_rgba", label_color, NULL) ;
+                       name_text->property_fill_color_rgba() = label_color;
                }
        }
 
        if (frame) {
-               gnome_canvas_item_set (frame, "y2", height+1, NULL) ;
+               frame->property_y2() = height+1;
        }
 
-       gnome_canvas_item_set (vestigial_frame, "y2", height+1, NULL) ;
+       vestigial_frame->property_y2() = height+1;
 }
 
 /**
@@ -568,7 +598,7 @@ TimeAxisViewItem::set_color(Gdk::Color& base_color)
 /**
  * 
  */
-GnomeCanvasItem*
+ArdourCanvas::Item*
 TimeAxisViewItem::get_canvas_frame()
 {
        return(frame) ;
@@ -577,28 +607,28 @@ TimeAxisViewItem::get_canvas_frame()
 /**
  * 
  */
-GnomeCanvasItem*
+ArdourCanvas::Item*
 TimeAxisViewItem::get_canvas_group()
 {
-       return(group) ;
+       return (group) ;
 }
 
 /**
  * 
  */
-GnomeCanvasItem*
+ArdourCanvas::Item*
 TimeAxisViewItem::get_name_highlight()
 {
-       return(name_highlight) ;
+       return (name_highlight) ;
 }
 
 /**
  * 
  */
-GnomeCanvasItem*
+ArdourCanvas::Text*
 TimeAxisViewItem::get_name_text()
 {
-       return(name_text) ;
+       return (name_text) ;
 }
 
 /**
@@ -607,7 +637,7 @@ TimeAxisViewItem::get_name_text()
  * @param color the base color of the item
  */
 void
-TimeAxisViewItem::compute_colors(GdkColor& base_color)
+TimeAxisViewItem::compute_colors(Gdk::Color& base_color)
 {
        unsigned char radius ;
        char minor_shift ;
@@ -615,9 +645,9 @@ TimeAxisViewItem::compute_colors(GdkColor& base_color)
        unsigned char r,g,b ;
 
        /* FILL: this is simple */
-       r = base_color.red/256 ;
-       g = base_color.green/256 ;
-       b = base_color.blue/256 ;
+       r = base_color.get_red()/256 ;
+       g = base_color.get_green()/256 ;
+       b = base_color.get_blue()/256 ;
        fill_color = RGBA_TO_UINT(r,g,b,255) ;
 
        /*  for minor colors:
@@ -633,9 +663,9 @@ TimeAxisViewItem::compute_colors(GdkColor& base_color)
 
        /* LABEL: rotate around color wheel by 120 degrees anti-clockwise */
 
-       r = base_color.red/256;
-       g = base_color.green/256;
-       b = base_color.blue/256;
+       r = base_color.get_red()/256;
+       g = base_color.get_green()/256;
+       b = base_color.get_blue()/256;
   
        if (r > b)
        {
@@ -669,9 +699,9 @@ TimeAxisViewItem::compute_colors(GdkColor& base_color)
        g += minor_shift;
   
        label_color = RGBA_TO_UINT(r,g,b,255);
-       r = (base_color.red/256)   + 127 ;
-       g = (base_color.green/256) + 127 ;
-       b = (base_color.blue/256)  + 127 ;
+       r = (base_color.get_red()/256)   + 127 ;
+       g = (base_color.get_green()/256) + 127 ;
+       b = (base_color.get_blue()/256)  + 127 ;
   
        label_color = RGBA_TO_UINT(r,g,b,255);
 
@@ -706,23 +736,20 @@ TimeAxisViewItem::set_colors()
                double height = NAME_HIGHLIGHT_THRESH;
 
                if (frame) {
-                       GtkArg args[1] ;
-                       args[0].name = "y2" ;
-                       gtk_object_getv (GTK_OBJECT(frame), 1, args);
-                       height = GTK_VALUE_DOUBLE (args[0]);
+                       height = frame->property_y2();
                }
 
                if (height < NAME_HIGHLIGHT_THRESH) {
-                       gnome_canvas_item_set(name_text, "fill_color_rgba",  fill_color, NULL) ;
+                       name_text->property_fill_color_rgba() =  fill_color;
                }
                else {
-                       gnome_canvas_item_set(name_text, "fill_color_rgba", label_color, NULL) ;
+                       name_text->property_fill_color_rgba() = label_color;
                }
        }
 
        if (name_highlight) {
-               gnome_canvas_item_set(name_highlight, "fill_color_rgba", fill_color, NULL) ;
-               gnome_canvas_item_set(name_highlight, "outline_color_rgba", fill_color, NULL) ;
+               name_highlight->property_fill_color_rgba() = fill_color;
+               name_highlight->property_outline_color_rgba() = fill_color;
        }
        set_trim_handle_colors() ;
 }
@@ -738,10 +765,10 @@ TimeAxisViewItem::set_frame_color()
                
                if (_selected && should_show_selection) {
                        UINT_TO_RGBA(color_map[cSelectedFrameBase], &r, &g, &b, &a);
-                       gnome_canvas_item_set(frame, "fill_color_rgba", RGBA_TO_UINT(r, g, b, fill_opacity), NULL) ;
+                       frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity);
                } else {
                        UINT_TO_RGBA(color_map[cFrameBase], &r, &g, &b, &a);
-                       gnome_canvas_item_set(frame, "fill_color_rgba", RGBA_TO_UINT(r, g, b, fill_opacity), NULL) ;
+                       frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity);
                }
        }
 }
@@ -755,11 +782,11 @@ TimeAxisViewItem::set_trim_handle_colors()
 {
        if (frame_handle_start) {
                if (position_locked) {
-                       gnome_canvas_item_set(frame_handle_start, "fill_color_rgba", color_map[cTrimHandleLockedStart], NULL);
-                       gnome_canvas_item_set(frame_handle_end, "fill_color_rgba", color_map[cTrimHandleLockedEnd], NULL) ;
+                       frame_handle_start->property_fill_color_rgba() = color_map[cTrimHandleLockedStart];
+                       frame_handle_end->property_fill_color_rgba() = color_map[cTrimHandleLockedEnd];
                } else {
-                       gnome_canvas_item_set(frame_handle_start, "fill_color_rgba", color_map[cTrimHandleStart], NULL) ;
-                       gnome_canvas_item_set(frame_handle_end, "fill_color_rgba", color_map[cTrimHandleEnd], NULL) ;
+                       frame_handle_start->property_fill_color_rgba() = color_map[cTrimHandleStart];
+                       frame_handle_end->property_fill_color_rgba() = color_map[cTrimHandleEnd];
                }
        }
 }
@@ -784,66 +811,74 @@ TimeAxisViewItem::reset_width_dependent_items (double pixel_width)
        if (pixel_width < GRAB_HANDLE_LENGTH * 2) {
 
                if (frame_handle_start) {
-                       gnome_canvas_item_hide (frame_handle_start);
-                       gnome_canvas_item_hide (frame_handle_end);
+                       frame_handle_start->hide();
+                       frame_handle_end->hide();
                }
 
        } if (pixel_width < 2.0) {
 
                if (show_vestigial) {
-                       gnome_canvas_item_show (vestigial_frame);
+                       vestigial_frame->show();
                }
 
                if (name_highlight) {
-                       gnome_canvas_item_hide (name_highlight);
-                       gnome_canvas_item_hide (name_text);
+                       name_highlight->hide();
+                       if (name_text) {
+                               name_text->hide();
+                       }
                }
 
                if (frame) {
-                       gnome_canvas_item_hide (frame);
+                       frame->hide();
                }
 
                if (frame_handle_start) {
-                       gnome_canvas_item_hide (frame_handle_start);
-                       gnome_canvas_item_hide (frame_handle_end);
+                       frame_handle_start->hide();
+                       frame_handle_end->hide();
                }
                
        } else {
-               gnome_canvas_item_hide (vestigial_frame);
+               vestigial_frame->hide();
 
                if (name_highlight) {
 
-                       GtkArg args[1] ;
-                       args[0].name = "y2" ;
-                       gtk_object_getv (GTK_OBJECT(name_highlight), 1, args);
-                       double height = GTK_VALUE_DOUBLE (args[0]);
+                       double height = name_highlight->property_y2 ();
 
                        if (height < NAME_HIGHLIGHT_THRESH) {
-                               gnome_canvas_item_hide (name_highlight);
-                               gnome_canvas_item_hide (name_text);
+                               name_highlight->hide();
+                               if (name_text) {
+                                       name_text->hide();
+                               }
+                       } else {
+                               name_highlight->show();
+                               if (name_text) {
+                                       name_text->show();
+                                       reset_name_width (pixel_width);
+                               }
+                       }
+
+                       if (visibility & FullWidthNameHighlight) {
+                               name_highlight->property_x2() = pixel_width;
                        } else {
-                               gnome_canvas_item_show (name_highlight);
-                               gnome_canvas_item_show (name_text);
-                               reset_name_width (pixel_width);
+                               name_highlight->property_x2() = pixel_width - 1.0;
                        }
 
-                       gnome_canvas_item_set (name_highlight, "x2", pixel_width - 1.0, NULL);
                }
 
                if (frame) {
-                       gnome_canvas_item_show (frame);
-                       gnome_canvas_item_set (frame, "x2", pixel_width, NULL);
+                       frame->show();
+                       frame->property_x2() = pixel_width;
                }
 
                if (frame_handle_start) {
                        if (pixel_width < (2*TimeAxisViewItem::GRAB_HANDLE_LENGTH)) {
-                               gnome_canvas_item_hide (frame_handle_start);
-                               gnome_canvas_item_hide (frame_handle_end);
+                               frame_handle_start->hide();
+                               frame_handle_end->hide();
                        }
-                       gnome_canvas_item_show (frame_handle_start);
-                       gnome_canvas_item_set(GNOME_CANVAS_ITEM(frame_handle_end), "x1", pixel_width - (TimeAxisViewItem::GRAB_HANDLE_LENGTH ), NULL) ;
-                       gnome_canvas_item_show (frame_handle_end);
-                       gnome_canvas_item_set(GNOME_CANVAS_ITEM(frame_handle_end), "x2", pixel_width, NULL) ;
+                       frame_handle_start->show();
+                       frame_handle_end->property_x1() = pixel_width - (TimeAxisViewItem::GRAB_HANDLE_LENGTH);
+                       frame_handle_end->show();
+                       frame_handle_end->property_x2() = pixel_width;
                }
        }
 }
@@ -851,43 +886,17 @@ TimeAxisViewItem::reset_width_dependent_items (double pixel_width)
 void
 TimeAxisViewItem::reset_name_width (double pixel_width)
 {
-       gint width;
-       gint lbearing;
-       gint rbearing;
-       gint ascent;
-       gint descent;
-       Gdk_Font font (NAME_FONT);
-
        if (name_text == 0) {
                return;
        }
-
-       int namelen = item_name.length();
-       char cstr[namelen+1];
-       strcpy (cstr, item_name.c_str());
+                       
+       int width;
        
-       while (namelen) {
-               
-               gdk_string_extents (font,
-                                   cstr,
-                                   &lbearing,
-                                   &rbearing,
-                                   &width,
-                                   &ascent,
-                                   &descent);
-
-               if (width < (pixel_width - NAME_X_OFFSET)) {
-                       break;
-               }
-
-               --namelen;
-               cstr[namelen] = '\0';
-
-       }
+       ustring ustr = fit_to_pixels (item_name, (int) floor (pixel_width - NAME_X_OFFSET), NAME_FONT, width);
 
-       if (namelen == 0) {
+       if (ustr.empty()) {
                
-               gnome_canvas_item_hide (name_text);
+               name_text->hide ();
                
        } else {
                
@@ -905,8 +914,8 @@ TimeAxisViewItem::reset_name_width (double pixel_width)
                        }
                }
                
-               gnome_canvas_item_set (name_text, "text", cstr, NULL);
-               gnome_canvas_item_show (name_text);
+               name_text->property_text() = ustr;
+               name_text->show();
        }
 }
 
@@ -939,14 +948,14 @@ TimeAxisViewItem::remove_this_item(void* src)
  * This is used to avoid deleting the obejct while inside the remove_this_item
  * method
  *
- * @param item the ImageFrameTimeAxisGroup to remove
+ * @param item the TimeAxisViewItem to remove
  * @param src the identity of the object that initiated the change
  */
 gint
 TimeAxisViewItem::idle_remove_this_item(TimeAxisViewItem* item, void* src)
 {
-        item->ItemRemoved(item->get_item_name(), src) ; /* EMIT_SIGNAL */
-       delete item ;
-       item = 0 ;
-       return(false) ;
+       item->ItemRemoved (item->get_item_name(), src) ; /* EMIT_SIGNAL */
+       delete item;
+       item = 0;
+       return false;
 }