merge_all_tap_menus() has been moved to menus.c.
[obnox/wireshark/wip.git] / gtk / tcp_graph.c
index 04a30c5f9d6127298b6c8df53347544ec029f2f3..d89d90b71cc5244d5307c0ac6da9eca64d5dfb81 100644 (file)
 #include <math.h>
 #include <string.h>
 
+#if defined(GDK_DISABLE_DEPRECATED)
+# undef GDK_DISABLE_DEPRECATED
+#endif
+
 #include <gtk/gtk.h>
 #include <gdk/gdkkeysyms.h>
 #if GTK_CHECK_VERSION(3,0,0)
@@ -125,7 +129,7 @@ typedef enum {
        ELMT_NONE=0,
        ELMT_RECT=1,
        ELMT_LINE=2,
-       ELMT_ARC=3
+       ELMT_ELLIPSE=3
 } ElementType;
 
 struct rect_params {
@@ -137,19 +141,16 @@ struct line_params {
        struct line dim;
 };
 
-struct arc_params {
+struct ellipse_params {
        struct rect dim;
-       gint filled;
-       gint angle1, angle2;
 };
 
 struct element {
        ElementType type;
        GdkColor *elment_color_p;
-       GdkGC *gc;
        struct segment *parent;
        union {
-               struct arc_params arc;
+               struct ellipse_params ellipse;
                struct rect_params rect;
                struct line_params line;
        } p;
@@ -163,7 +164,11 @@ struct element_list {
 struct axis {
        struct graph *g;                        /* which graph we belong to */
        GtkWidget *drawing_area;
+#if GTK_CHECK_VERSION(2,22,0)
+       cairo_surface_t *surface[2];
+#else
        GdkPixmap *pixmap[2];
+#endif
        int displayed;
 #define AXIS_ORIENTATION       1 << 0
        int flags;
@@ -184,8 +189,6 @@ struct axis {
 struct style_tseq_tcptrace {
        GdkColor seq_color;
        GdkColor ack_color[2];
-       GdkGC *gc_seq;
-       GdkGC *gc_ack[2];
        int flags;
 };
 
@@ -302,13 +305,21 @@ struct graph {
        int flags;
        GtkWidget *toplevel;    /* keypress handler needs this */
        GtkWidget *drawing_area;
-        GtkWidget *text;       /* text widget for seg list - probably
-                                 * temporary */
+       GtkWidget *text;        /* text widget for seg list - probably
+                                                * temporary
+                                                */
        PangoFontDescription *font;     /* font used for annotations etc. */
+#if GTK_CHECK_VERSION(3,0,0)
+#else
        GdkGC *fg_gc;
-       GdkGC *bg_gc;
+#endif
+#if GTK_CHECK_VERSION(2,22,0)
+       cairo_surface_t *title_surface;
+       cairo_surface_t *surface[2];
+#else
        GdkPixmap *title_pixmap;
        GdkPixmap *pixmap[2];
+#endif
        int displayed;                  /* which of both pixmaps is on screen right now */
        struct {
                GtkWidget *control_panel;
@@ -355,7 +366,10 @@ struct graph {
        } gt;
 };
 
+#if GTK_CHECK_VERSION(3,0,0)
+#else
 static GdkGC *xor_gc = NULL;
+#endif
 static int refnum=0;
 
 #define debug(section) if (debugging & section)
@@ -420,7 +434,7 @@ static void graph_destroy (struct graph * );
 static void graph_initialize_values (struct graph * );
 static void graph_init_sequence (struct graph * );
 static void draw_element_line (struct graph * , struct element * );
-static void draw_element_arc (struct graph * , struct element * );
+static void draw_element_ellipse (struct graph * , struct element * );
 static void graph_display (struct graph * );
 static void graph_pixmaps_create (struct graph * );
 static void graph_pixmaps_switch (struct graph * );
@@ -436,7 +450,7 @@ static void graph_segment_list_get (struct graph * );
 static void graph_segment_list_free (struct graph * );
 static void graph_select_segment (struct graph * , int , int );
 static int line_detect_collision (struct element * , int , int );
-static int arc_detect_collision (struct element * , int , int );
+static int ellipse_detect_collision (struct element * , int , int );
 static void axis_pixmaps_create (struct axis * );
 static void axis_pixmaps_switch (struct axis * );
 static void axis_display (struct axis * );
@@ -676,15 +690,19 @@ static void create_gui (struct graph *g)
 
 static void create_drawing_area (struct graph *g)
 {
+#if GTK_CHECK_VERSION(3,0,0)
+       GtkStyleContext *context;
+#else
        GdkColormap *colormap;
        GdkColor color;
+#endif
        char window_title[WINDOW_TITLE_LENGTH];
        struct segment current;
        struct tcpheader *thdr;
        GtkAllocation widget_alloc;
 #if 0
        /* Prep. to include the controls in the graph window */
-       GtkWidget *frame; 
+       GtkWidget *frame;
        GtkWidget *vbox;
        GtkWidget *hbox;
 #endif
@@ -780,8 +798,16 @@ static void create_drawing_area (struct graph *g)
        g->wp.width = widget_alloc.width - g->wp.x - RMARGIN_WIDTH;
        g->wp.height = widget_alloc.height - g->wp.y - g->x_axis->s.height;
 
-        g->font = gtk_widget_get_style(g->drawing_area)->font_desc;
-
+#if GTK_CHECK_VERSION(3,0,0)
+       context = gtk_widget_get_style_context (g->drawing_area);
+       gtk_style_context_get (context, GTK_STATE_NORMAL,
+                                          "font", &g->font,
+                                          NULL);
+#else
+       g->font = gtk_widget_get_style(g->drawing_area)->font_desc;
+#endif
+#if GTK_CHECK_VERSION(3,0,0)
+#else
        colormap = gtk_widget_get_colormap(GTK_WIDGET(g->drawing_area));
        if (!xor_gc) {
                xor_gc = gdk_gc_new (gtk_widget_get_window(g->drawing_area));
@@ -803,22 +829,6 @@ static void create_drawing_area (struct graph *g)
                gdk_gc_set_foreground (xor_gc, &color);
        }
        g->fg_gc = gdk_gc_new (gtk_widget_get_window(g->drawing_area));
-       g->bg_gc = gdk_gc_new (gtk_widget_get_window(g->drawing_area));
-       if (!gdk_color_parse ("white", &color)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not parse color white.");
-       }
-       if (!gdk_colormap_alloc_color (colormap, &color, FALSE, TRUE)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not allocate color white.");
-       }
-       gdk_gc_set_foreground (g->bg_gc, &color);
 
        /* this is probably quite an ugly way to get rid of the first configure
         * event
@@ -833,6 +843,7 @@ static void create_drawing_area (struct graph *g)
         * !!! NEMLLO BY TO BYT NA KONCI graph_init_sequence()? !!!
         *
         */
+#endif
        g_signal_connect(g->drawing_area, "configure_event", G_CALLBACK(configure_event),
                        NULL);
 
@@ -1740,10 +1751,20 @@ static void graph_destroy (struct graph *g)
        window_destroy (g->gui.control_panel);
        window_destroy (g->toplevel);
        /* window_destroy (g->text); */
-       g_object_unref (g->fg_gc);
-       g_object_unref (g->bg_gc);
+#if GTK_CHECK_VERSION(2,22,0)
+       if(g->title_surface){
+                cairo_surface_destroy (g->title_surface);
+       }
+       if(g->surface[0]){
+                cairo_surface_destroy (g->surface[0]);
+       }
+       if(g->surface[1]){
+                cairo_surface_destroy (g->surface[1]);
+       }
+#else
        g_object_unref (g->pixmap[0]);
        g_object_unref (g->pixmap[1]);
+#endif /* GTK_CHECK_VERSION(2,22,0) */
        g_free (g->x_axis);
        g_free (g->y_axis);
        g_free ( (gpointer) (g->title) );
@@ -2029,11 +2050,24 @@ static void graph_element_lists_free (struct graph *g)
 
 static void graph_title_pixmap_create (struct graph *g)
 {
+#if GTK_CHECK_VERSION(2,22,0)
+       if(g->title_surface){
+               cairo_surface_destroy (g->title_surface);
+               g->title_surface = NULL;
+       }
+
+       g->title_surface = gdk_window_create_similar_surface (gtk_widget_get_window(g->drawing_area),
+                       CAIRO_CONTENT_COLOR,
+                       g->x_axis->p.width,
+                       g->wp.y);
+
+#else
        if (g->title_pixmap)
                g_object_unref (g->title_pixmap);
 
        g->title_pixmap = gdk_pixmap_new (gtk_widget_get_window(g->drawing_area),
                                                        g->x_axis->p.width, g->wp.y, -1);
+#endif
 }
 
 static void graph_title_pixmap_draw (struct graph *g)
@@ -2041,7 +2075,11 @@ static void graph_title_pixmap_draw (struct graph *g)
        int i;
        cairo_t *cr;
 
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (g->title_surface);
+#else
        cr = gdk_cairo_create (g->title_pixmap);
+#endif
        cairo_set_source_rgb (cr, 1, 1, 1);
        cairo_rectangle (cr, 0, 0,  g->x_axis->p.width, g->wp.y);
        cairo_fill (cr);
@@ -2054,7 +2092,11 @@ static void graph_title_pixmap_draw (struct graph *g)
         layout = gtk_widget_create_pango_layout(g->drawing_area,
                                                 g->title[i]);
         pango_layout_get_pixel_size(layout, &w, &h);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (g->title_surface);
+#else
                cr = gdk_cairo_create (g->title_pixmap);
+#endif
                cairo_move_to (cr, g->wp.width/2 - w/2, 20 + i*(h+3));
                pango_cairo_show_layout (cr, layout);
                cairo_destroy (cr);
@@ -2067,7 +2109,11 @@ static void graph_title_pixmap_display (struct graph *g)
        cairo_t *cr;
 
        cr = gdk_cairo_create (gtk_widget_get_window(g->drawing_area));
+#if GTK_CHECK_VERSION(2,22,0)
+       cairo_set_source_surface (cr, g->title_surface, g->wp.x, 0);
+#else
        gdk_cairo_set_source_pixmap (cr, g->title_pixmap, g->wp.x, 0);
+#endif
        cairo_rectangle (cr, g->wp.x, 0, g->x_axis->p.width, g->wp.y);
        cairo_fill (cr);
        cairo_destroy (cr);
@@ -2076,7 +2122,29 @@ static void graph_title_pixmap_display (struct graph *g)
 static void graph_pixmaps_create (struct graph *g)
 {
        debug(DBS_FENTRY) puts ("graph_pixmaps_create()");
+#if GTK_CHECK_VERSION(2,22,0)
+       if(g->surface[0]){
+               cairo_surface_destroy (g->surface[0]);
+               g->surface[0] = NULL;
+       }
+
+       if(g->surface[1]){
+               cairo_surface_destroy (g->surface[1]);
+               g->surface[1] = NULL;
+       }
+
+       g->surface[0] = gdk_window_create_similar_surface (gtk_widget_get_window(g->drawing_area),
+                       CAIRO_CONTENT_COLOR,
+                       g->wp.width,
+                       g->wp.height);
+
+       g->surface[1] = gdk_window_create_similar_surface (gtk_widget_get_window(g->drawing_area),
+                       CAIRO_CONTENT_COLOR,
+                       g->wp.width,
+                       g->wp.height);
 
+       g->displayed = 0;
+#else
        if (g->pixmap[0])
                g_object_unref (g->pixmap[0]);
        if (g->pixmap[1])
@@ -2088,6 +2156,7 @@ static void graph_pixmaps_create (struct graph *g)
                                                                        g->wp.width, g->wp.height, -1);
 
        g->displayed = 0;
+#endif /* GTK_CHECK_VERSION(2,22,0) */
 }
 
 static void graph_display (struct graph *g)
@@ -2104,7 +2173,11 @@ static void graph_pixmap_display (struct graph *g)
        cairo_t *cr;
 
        cr = gdk_cairo_create (gtk_widget_get_window(g->drawing_area));
+#if GTK_CHECK_VERSION(2,22,0)
+       cairo_set_source_surface (cr, g->surface[g->displayed], g->wp.x, g->wp.y);
+#else
        gdk_cairo_set_source_pixmap (cr, g->pixmap[g->displayed], g->wp.x, g->wp.y);
+#endif /* GTK_CHECK_VERSION(2,22,0) */
        cairo_rectangle (cr, g->wp.x, g->wp.y, g->wp.width, g->wp.height);
        cairo_fill (cr);
        cairo_destroy (cr);
@@ -2129,7 +2202,11 @@ static void graph_pixmap_draw (struct graph *g)
        debug(DBS_FENTRY) puts ("graph_display()");
        not_disp = 1 ^ g->displayed;
 
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (g->surface[not_disp]);
+#else
        cr = gdk_cairo_create (g->pixmap[not_disp]);
+#endif /* GTK_CHECK_VERSION(2,22,0) */
        cairo_set_source_rgb (cr, 1, 1, 1);
        cairo_rectangle (cr, 0, 0, g->wp.width, g->wp.height);
        cairo_fill (cr);
@@ -2144,8 +2221,8 @@ static void graph_pixmap_draw (struct graph *g)
                        case ELMT_LINE:
                                draw_element_line (g, e);
                                break;
-                       case ELMT_ARC:
-                               draw_element_arc (g, e);
+                       case ELMT_ELLIPSE:
+                               draw_element_ellipse (g, e);
                                break;
                        default:
                                break;
@@ -2192,7 +2269,12 @@ static void draw_element_line (struct graph *g, struct element *e)
        debug(DBS_GRAPH_DRAWING) printf ("line: (%d,%d)->(%d,%d)\n", xx1, yy1, xx2,yy2);
 
        g_assert(e->elment_color_p!=NULL);
+
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (g->surface[1^g->displayed]);
+#else
        cr = gdk_cairo_create (g->pixmap[1^g->displayed]);
+#endif
        cairo_set_line_width (cr, 1.0);
        if(e->elment_color_p!=NULL){
                gdk_cairo_set_source_color (cr, e->elment_color_p);
@@ -2203,47 +2285,64 @@ static void draw_element_line (struct graph *g, struct element *e)
        cairo_destroy(cr);
 }
 
-static void draw_element_arc (struct graph *g, struct element *e)
+static void draw_element_ellipse (struct graph *g, struct element *e)
 {
+#if GTK_CHECK_VERSION(2,22,0)
+       cairo_t *cr;
+       gdouble w = e->p.ellipse.dim.width;
+       gdouble h = e->p.ellipse.dim.height;
+       gdouble x = e->p.ellipse.dim.x + g->geom.x - g->wp.x;
+       gdouble y = g->geom.height-1 - e->p.ellipse.dim.y + g->geom.y - g->wp.y;
+
+       debug(DBS_GRAPH_DRAWING) printf ("ellipse: (x, y) -> (w, h): (%f, %f) -> (%f, %f)\n", x, y, w, h);
+
+       cr = cairo_create (g->surface[1^g->displayed]);
+       cairo_translate (cr, x + w / 2., y + h / 2.);
+       cairo_scale (cr, w / 2., h / 2.);
+       cairo_arc (cr, 0., 0., 1., 0., 2 * G_PI);
+       cairo_fill(cr);
+       cairo_destroy(cr);
+#else
        int xx1, xx2, yy1, yy2;
-       /*cairo_t *cr;*/
 
-       xx1 = (int )rint (e->p.arc.dim.x + g->geom.x - g->wp.x);
-       xx2 = (int )e->p.arc.dim.width;
-       yy1 = (int )rint (g->geom.height-1 - e->p.arc.dim.y + g->geom.y - g->wp.y);
-       yy2 = (int )e->p.arc.dim.height;
+       xx1 = (int )rint (e->p.ellipse.dim.x + g->geom.x - g->wp.x);
+       xx2 = (int )e->p.ellipse.dim.width;
+       yy1 = (int )rint (g->geom.height-1 - e->p.ellipse.dim.y + g->geom.y - g->wp.y);
+       yy2 = (int )e->p.ellipse.dim.height;
        if (xx1<-xx2 || xx1>=g->wp.width || yy1<-yy2 || yy1>=g->wp.height)
                return;
-       debug(DBS_GRAPH_DRAWING) printf ("arc: (%d,%d)->(%d,%d)\n", xx1, yy1, xx2, yy2);
-       gdk_draw_arc (g->pixmap[1^g->displayed], e->gc, e->p.arc.filled, xx1,
-                                       yy1, xx2, yy2, e->p.arc.angle1, e->p.arc.angle2);
-
-#if 0
-       /* NOTE the coordinates and angels needs to be recalculated as cairo_arc works differently */
-       cr = gdk_cairo_create (g->pixmap[1^g->displayed]);
-       cairo_set_line_width (cr, 1.0);
-       if(e->elment_color_p!=NULL){
-               gdk_cairo_set_source_color (cr, e->elment_color_p);
-       }
-       /* The arc is centered at (xc, yc)
-        * begins at angle1 and proceeds in the direction of increasing angles to end at angle2
-        */
-       cairo_arc(cr, xx1, yy1, e->p.arc.dim.width/2, /*e->p.arc.angle1*/0, /*e->p.arc.angle2*/2 * G_PI);
+       debug(DBS_GRAPH_DRAWING) printf ("ellipse: (%d,%d)->(%d,%d)\n", xx1, yy1, xx2, yy2);
 
-       if(e->p.arc.filled){
-               cairo_fill(cr);
-       }else{
-               cairo_stroke(cr);
-       }
-       cairo_destroy(cr);
-
-       g_warning("Drawing arc");
+       gdk_draw_arc (g->pixmap[1^g->displayed], g->fg_gc, TRUE, xx1,
+                                       yy1, xx2, yy2, 0, 23040);
 #endif
+       /* NOTE the coordinates and angels needs to be recalculated as cairo_arc works differently */
 }
 
 static void axis_pixmaps_create (struct axis *axis)
 {
        debug(DBS_FENTRY) puts ("axis_pixmaps_create()");
+#if GTK_CHECK_VERSION(2,22,0)
+       if(axis->surface[0]){
+               cairo_surface_destroy (axis->surface[0]);
+               axis->surface[0] = NULL;
+       }
+       if(axis->surface[1]){
+               cairo_surface_destroy (axis->surface[1]);
+               axis->surface[1] = NULL;
+       }
+       axis->surface[0] = gdk_window_create_similar_surface (gtk_widget_get_window(axis->drawing_area),
+                       CAIRO_CONTENT_COLOR,
+                       axis->p.width,
+                       axis->p.height);
+
+       axis->surface[1] = gdk_window_create_similar_surface (gtk_widget_get_window(axis->drawing_area),
+                       CAIRO_CONTENT_COLOR,
+                       axis->p.width,
+                       axis->p.height);
+
+       axis->displayed = 0;
+#else
        if (axis->pixmap[0])
                g_object_unref (axis->pixmap[0]);
        if (axis->pixmap[1])
@@ -2255,12 +2354,24 @@ static void axis_pixmaps_create (struct axis *axis)
                                                        axis->p.width, axis->p.height, -1);
 
        axis->displayed = 0;
+#endif
 }
 
 static void axis_destroy (struct axis *axis)
 {
+#if GTK_CHECK_VERSION(2,22,0)
+       if(axis->surface[0]){
+               cairo_surface_destroy (axis->surface[0]);
+               axis->surface[0] = NULL;
+       }
+       if(axis->surface[1]){
+               cairo_surface_destroy (axis->surface[1]);
+               axis->surface[1] = NULL;
+       }
+#else
        g_object_unref (axis->pixmap[0]);
        g_object_unref (axis->pixmap[1]);
+#endif
        g_free ( (gpointer) (axis->label) );
 }
 
@@ -2303,7 +2414,11 @@ static void v_axis_pixmap_draw (struct axis *axis)
 
        not_disp = 1 ^ axis->displayed;
 
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (axis->surface[not_disp]);
+#else
        cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
        cairo_set_source_rgb (cr, 1, 1, 1);
        cairo_rectangle (cr, 0, 0, axis->p.width, axis->p.height);
        cairo_fill (cr);
@@ -2311,7 +2426,11 @@ static void v_axis_pixmap_draw (struct axis *axis)
        cr = NULL;
 
        /* axis */
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (axis->surface[not_disp]);
+#else
        cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
        cairo_set_line_width (cr, 1.0);
        cairo_move_to(cr, axis->p.width - 1.5, (axis->p.height-axis->s.height)/2.0);
        cairo_line_to(cr, axis->s.width - 1.5, axis->p.height);
@@ -2338,7 +2457,11 @@ static void v_axis_pixmap_draw (struct axis *axis)
                if (y < 0 || y > axis->p.height)
                        continue;
 
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (axis->surface[not_disp]);
+#else
                cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
                cairo_set_line_width (cr, 1.0);
                cairo_move_to(cr, axis->p.width - 15, y+0.5);
                cairo_line_to(cr, axis->s.width - 1, y+0.5);
@@ -2349,7 +2472,11 @@ static void v_axis_pixmap_draw (struct axis *axis)
                g_snprintf (desc, sizeof(desc), "%.*f", rdigits, i*axis->major + fl);
         layout = gtk_widget_create_pango_layout(g->drawing_area, desc);
         pango_layout_get_pixel_size(layout, &w, &h);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (axis->surface[not_disp]);
+#else
                cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
                cairo_move_to (cr, axis->s.width-14-4-w, y - h/2);
                pango_cairo_show_layout (cr, layout);
                cairo_destroy (cr);
@@ -2367,7 +2494,11 @@ static void v_axis_pixmap_draw (struct axis *axis)
 
                        debug (DBS_AXES_DRAWING) printf ("%f @ %d\n", i*axis->minor+fl, y);
                        if (y > 0 && y < axis->p.height)
+#if GTK_CHECK_VERSION(2,22,0)
+                               cr = cairo_create (axis->surface[not_disp]);
+#else
                                cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
                                cairo_set_line_width (cr, 1.0);
                                cairo_move_to(cr, axis->s.width - 8, y+0.5);
                                cairo_line_to(cr, axis->s.width - 1, y+0.5);
@@ -2381,7 +2512,11 @@ static void v_axis_pixmap_draw (struct axis *axis)
         layout = gtk_widget_create_pango_layout(g->drawing_area,
                                                 axis->label[i]);
         pango_layout_get_pixel_size(layout, &w, &h);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (axis->surface[not_disp]);
+#else
         cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
         cairo_move_to (cr, (axis->p.width - w)/2, TITLEBAR_HEIGHT-10 - i*(h+3) - h);
         pango_cairo_show_layout (cr, layout);
         cairo_destroy (cr);
@@ -2419,7 +2554,11 @@ static void h_axis_pixmap_draw (struct axis *axis)
 
        not_disp = 1 ^ axis->displayed;
 
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (axis->surface[not_disp]);
+#else
        cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
        cairo_set_source_rgb (cr, 1, 1, 1);
        cairo_rectangle (cr, 0, 0, axis->p.width, axis->p.height);
        cairo_fill (cr);
@@ -2427,7 +2566,11 @@ static void h_axis_pixmap_draw (struct axis *axis)
        cr = NULL;
 
        /* axis */
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (axis->surface[not_disp]);
+#else
        cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
        cairo_set_line_width (cr, 1.0);
        cairo_move_to(cr, 0, 0.5);
        cairo_line_to(cr, axis->s.width + (axis->p.width-axis->s.width)/2.0, 0.5);
@@ -2452,7 +2595,11 @@ static void h_axis_pixmap_draw (struct axis *axis)
                /* printf ("%f @ %d\n", i*axis->major + fl, x); */
                if (x < 0 || x > axis->s.width)
                        continue;
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (axis->surface[not_disp]);
+#else
                cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
                cairo_set_line_width (cr, 1.0);
                cairo_move_to(cr, x+0.5, 0);
                cairo_line_to(cr, x+0.5, 15);
@@ -2463,7 +2610,11 @@ static void h_axis_pixmap_draw (struct axis *axis)
                g_snprintf (desc, sizeof(desc), "%.*f", rdigits, i*axis->major + fl);
         layout = gtk_widget_create_pango_layout(g->drawing_area, desc);
         pango_layout_get_pixel_size(layout, &w, &h);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (axis->surface[not_disp]);
+#else
                cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
                cairo_move_to (cr,  x - w/2, 15+4);
                pango_cairo_show_layout (cr, layout);
                cairo_destroy (cr);
@@ -2479,7 +2630,11 @@ static void h_axis_pixmap_draw (struct axis *axis)
                for (i=imin; i <= imax; i++) {
                        int x = (int) (rint (i * minor_tick) - offset - corr);
                        if (x > 0 && x < axis->s.width){
+#if GTK_CHECK_VERSION(2,22,0)
+                               cr = cairo_create (axis->surface[not_disp]);
+#else
                                cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
                                cairo_set_line_width (cr, 1.0);
                                cairo_move_to(cr, x+0.5, 0);
                                cairo_line_to(cr, x+0.5, 8);
@@ -2494,7 +2649,11 @@ static void h_axis_pixmap_draw (struct axis *axis)
         layout = gtk_widget_create_pango_layout(g->drawing_area,
                                                 axis->label[i]);
         pango_layout_get_pixel_size(layout, &w, &h);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (axis->surface[not_disp]);
+#else
                cr = gdk_cairo_create (axis->pixmap[not_disp]);
+#endif
                cairo_move_to (cr,  axis->s.width - w - 50, 15+h+15 + i*(h+3));
                pango_cairo_show_layout (cr, layout);
                cairo_destroy (cr);
@@ -2513,7 +2672,11 @@ static void axis_pixmap_display (struct axis *axis)
        cairo_t *cr;
 
        cr = gdk_cairo_create (gtk_widget_get_window(axis->drawing_area));
+#if GTK_CHECK_VERSION(2,22,0)
+       cairo_set_source_surface (cr, axis->surface[axis->displayed], axis->p.x, axis->p.y);
+#else
        gdk_cairo_set_source_pixmap (cr, axis->pixmap[axis->displayed], axis->p.x, axis->p.y);
+#endif
        cairo_rectangle (cr, axis->p.x, axis->p.y, axis->p.width, axis->p.height);
        cairo_fill (cr);
        cairo_destroy (cr);
@@ -2701,8 +2864,8 @@ static void graph_select_segment (struct graph *g, int x, int y)
                                        num = e->parent->num;
                                }
                                break;
-                       case ELMT_ARC:
-                               if (arc_detect_collision (e, x, y)) {
+                       case ELMT_ELLIPSE:
+                               if (ellipse_detect_collision (e, x, y)) {
                                        num = e->parent->num;
                                }
                                break;
@@ -2745,16 +2908,16 @@ static int line_detect_collision (struct element *e, int x, int y)
                return FALSE;
 }
 
-static int arc_detect_collision (struct element *e, int x, int y)
+static int ellipse_detect_collision (struct element *e, int x, int y)
 {
        int xx1, yy1, xx2, yy2;
 
-       xx1 = (int )rint (e->p.arc.dim.x);
-       xx2 = (int )rint (e->p.arc.dim.x + e->p.arc.dim.width);
-       yy1 = (int )rint (e->p.arc.dim.y - e->p.arc.dim.height);
-       yy2 = (int )rint (e->p.arc.dim.y);
+       xx1 = (int )rint (e->p.ellipse.dim.x);
+       xx2 = (int )rint (e->p.ellipse.dim.x + e->p.ellipse.dim.width);
+       yy1 = (int )rint (e->p.ellipse.dim.y - e->p.ellipse.dim.height);
+       yy2 = (int )rint (e->p.ellipse.dim.y);
        /*
-       printf ("arc: (%d,%d)->(%d,%d), clicked: (%d,%d)\n", xx1, yy1, xx2, yy2, x, y);
+       printf ("ellipse: (%d,%d)->(%d,%d), clicked: (%d,%d)\n", xx1, yy1, xx2, yy2, x, y);
         */
        if (xx1<=x && x<=xx2 && yy1<=y && y<=yy2)
                return TRUE;
@@ -2764,29 +2927,43 @@ static int arc_detect_collision (struct element *e, int x, int y)
 
 static void cross_xor (struct graph *g, int x, int y)
 {
-#if 0
+#if GTK_CHECK_VERSION(3,0,0)
        GdkColor color_gray15 = {0x0, 0x2626, 0x2626, 0x2626};
        cairo_t *cr;
-#endif
 
+       /* XXX Fix me: lines do not disapere */
        if (x > g->wp.x && x < g->wp.x+g->wp.width &&
                                y >= g->wp.y && y < g->wp.y+g->wp.height) {
-               gdk_draw_line (gtk_widget_get_window(g->drawing_area), xor_gc, g->wp.x,
-                                               y, g->wp.x + g->wp.width, y);
-               gdk_draw_line (gtk_widget_get_window(g->drawing_area), xor_gc, x,
-                                               g->wp.y, x, g->wp.y + g->wp.height);
-#if 0
                /* Draw horisontal line */
                cr = gdk_cairo_create (gtk_widget_get_window(g->drawing_area));
                cairo_set_operator (cr, CAIRO_OPERATOR_XOR);
-               gdk_cairo_set_source_color (cr, &gray15);
+               gdk_cairo_set_source_color (cr, &color_gray15);
                cairo_set_line_width (cr, 1.0);
                cairo_move_to(cr,  g->wp.x, y);
                cairo_line_to(cr,  g->wp.x + g->wp.width, y);
                cairo_stroke(cr);
                cairo_destroy(cr);
-#endif
+               /* draw vertical line */
+               cr = gdk_cairo_create (gtk_widget_get_window(g->drawing_area));
+               cairo_set_operator (cr, CAIRO_OPERATOR_XOR);
+               gdk_cairo_set_source_color (cr, &color_gray15);
+               cairo_set_line_width (cr, 1.0);
+               cairo_move_to(cr,  x, g->wp.y);
+               cairo_line_to(cr,  x, g->wp.y + g->wp.height);
+               cairo_stroke(cr);
+               cairo_destroy(cr);
        }
+
+#else
+
+       if (x > g->wp.x && x < g->wp.x+g->wp.width &&
+                               y >= g->wp.y && y < g->wp.y+g->wp.height) {
+               gdk_draw_line (gtk_widget_get_window(g->drawing_area), xor_gc, g->wp.x,
+                                               y, g->wp.x + g->wp.width, y);
+               gdk_draw_line (gtk_widget_get_window(g->drawing_area), xor_gc, x,
+                                               g->wp.y, x, g->wp.y + g->wp.height);
+       }
+#endif
 }
 
 static void cross_draw (struct graph *g, int x, int y)
@@ -2868,7 +3045,11 @@ static void magnify_create (struct graph *g, int x, int y)
                }
        } while (e);
 
+#if GTK_CHECK_VERSION(2,22,0)
+       mg->surface[0] = mg->surface[1] = NULL;
+#else
        mg->pixmap[0] = mg->pixmap[1] = NULL;
+#endif /* GTK_CHECK_VERSION(2,22,0) */
        graph_pixmaps_create (mg);
        magnify_draw (g);
        g->magnify.active = 1;
@@ -2895,8 +3076,18 @@ static void magnify_destroy (struct graph *g)
        struct graph *mg = g->magnify.g;
 
        window_destroy (GTK_WIDGET (mg->drawing_area));
+
+#if GTK_CHECK_VERSION(2,22,0)
+       if(mg->surface[0]){
+                cairo_surface_destroy (mg->surface[0]);
+       }
+       if(mg->surface[1]){
+                cairo_surface_destroy (mg->surface[1]);
+       }
+#else
        g_object_unref (mg->pixmap[0]);
        g_object_unref (mg->pixmap[1]);
+#endif /* GTK_CHECK_VERSION(2,22,0) */
        for (list=mg->elists; list; list=list->next)
                g_free (list->elements);
 
@@ -2940,7 +3131,11 @@ static void magnify_draw (struct graph *g)
 
        graph_pixmap_draw (g->magnify.g);
        /* graph pixmap is almost ready, just add border */
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (g->magnify.g->surface[not_disp]);
+#else
        cr = gdk_cairo_create (g->magnify.g->pixmap[not_disp]);
+#endif /* GTK_CHECK_VERSION(2,22,0) */
        cairo_set_line_width (cr, 1.0);
        cairo_move_to(cr, 0, 0);
        cairo_line_to(cr, g->magnify.width - 1, 0);
@@ -3784,16 +3979,12 @@ static void tseq_stevens_make_elmtlist (struct graph *g)
                secs = g->zoom.x * (tmp->rel_secs + tmp->rel_usecs / 1000000.0 - xx0);
                seqno = g->zoom.y * seq_cur;
 
-               e->type = ELMT_ARC;
+               e->type = ELMT_ELLIPSE;
                e->parent = tmp;
-               e->gc = g->fg_gc;
-               e->p.arc.dim.width = g->s.tseq_stevens.seq_width;
-               e->p.arc.dim.height = g->s.tseq_stevens.seq_height;
-               e->p.arc.dim.x = secs - g->s.tseq_stevens.seq_width/2.0;
-               e->p.arc.dim.y = seqno + g->s.tseq_stevens.seq_height/2.0;
-               e->p.arc.filled = TRUE;
-               e->p.arc.angle1 = 0;
-               e->p.arc.angle2 = 23040;
+               e->p.ellipse.dim.width = g->s.tseq_stevens.seq_width;
+               e->p.ellipse.dim.height = g->s.tseq_stevens.seq_height;
+               e->p.ellipse.dim.x = secs - g->s.tseq_stevens.seq_width/2.0;
+               e->p.ellipse.dim.y = seqno + g->s.tseq_stevens.seq_height/2.0;
                e++;
        }
        e->type = ELMT_NONE;
@@ -3826,10 +4017,6 @@ static void tseq_stevens_toggle_time_origin (struct graph *g)
 
 static void tseq_tcptrace_read_config (struct graph *g)
 {
-       GdkColormap *colormap;
-       GdkColor color;
-       GdkColor color_LightSlateGray = {0x0, 0x7777, 0x8888, 0x9999};
-       GdkColor color_LightGray = {0x0, 0xd3d3, 0xd3d3, 0xd3d3};
 
        /* Black */
        g->s.tseq_tcptrace.seq_color.pixel=0;
@@ -3850,55 +4037,6 @@ static void tseq_tcptrace_read_config (struct graph *g)
        g->s.tseq_tcptrace.ack_color[1].blue=0xd3d3;
 
        g->s.tseq_tcptrace.flags = 0;
-       g->s.tseq_tcptrace.gc_seq = gdk_gc_new (gtk_widget_get_window(g->drawing_area));
-       g->s.tseq_tcptrace.gc_ack[0] = gdk_gc_new (gtk_widget_get_window(g->drawing_area));
-       g->s.tseq_tcptrace.gc_ack[1] = gdk_gc_new (gtk_widget_get_window(g->drawing_area));
-       colormap = gtk_widget_get_colormap (GTK_WIDGET(g->drawing_area));
-       if (!gdk_color_parse ("black", &color)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not parse color black.");
-       }
-       if (!gdk_colormap_alloc_color (colormap, &color, FALSE, TRUE)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not allocate color black.");
-       }
-       gdk_gc_set_foreground (g->s.tseq_tcptrace.gc_seq, &color);
-       if (!gdk_color_parse ("LightSlateGray", &color)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not parse color LightSlateGray.");
-       }
-       if (!gdk_colormap_alloc_color (colormap, &color, FALSE, TRUE)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not allocate color LightSlateGray.");
-       }
-       gdk_gc_set_foreground (g->s.tseq_tcptrace.gc_ack[0], &color);
-       if (!gdk_color_parse ("LightGray", &color)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not parse color LightGray.");
-       }
-       if (!gdk_colormap_alloc_color (colormap, &color, FALSE, TRUE)) {
-               /*
-                * XXX - do more than just warn.
-                */
-               simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
-                   "Could not allocate color LightGray.");
-       }
-       gdk_gc_set_foreground (g->s.tseq_tcptrace.gc_ack[1], &color);
 
        g->elists->next = (struct element_list * )
                                g_malloc (sizeof (struct element_list));
@@ -3973,7 +4111,6 @@ static void tseq_tcptrace_make_elmtlist (struct graph *g)
                        yy2 = g->zoom.y * (seq_cur + data);
                        e1->type = ELMT_LINE;
                        e1->parent = tmp;
-                       e1->gc = g->s.tseq_tcptrace.gc_seq;
                        /* Set the drawing color */
                        e1->elment_color_p = &g->s.tseq_tcptrace.seq_color;
                        e1->p.line.dim.x1 = e1->p.line.dim.x2 = x;
@@ -3982,7 +4119,6 @@ static void tseq_tcptrace_make_elmtlist (struct graph *g)
                        e1++;
                        e1->type = ELMT_LINE;
                        e1->parent = tmp;
-                       e1->gc = g->s.tseq_tcptrace.gc_seq;
                        /* Set the drawing color */
                        e1->elment_color_p = &g->s.tseq_tcptrace.seq_color;
                        e1->p.line.dim.x1 = x - 1;
@@ -3991,7 +4127,6 @@ static void tseq_tcptrace_make_elmtlist (struct graph *g)
                        e1++;
                        e1->type = ELMT_LINE;
                        e1->parent = tmp;
-                       e1->gc = g->s.tseq_tcptrace.gc_seq;
                        /* Set the drawing color */
                        e1->elment_color_p = &g->s.tseq_tcptrace.seq_color;
                        e1->p.line.dim.x1 = x + 1;
@@ -4012,7 +4147,6 @@ static void tseq_tcptrace_make_elmtlist (struct graph *g)
                        if (ack_seen == TRUE) { /* don't plot the first ack */
                                e0->type = ELMT_LINE;
                                e0->parent = tmp;
-                               e0->gc = g->s.tseq_tcptrace.gc_ack[toggle];
                                /* Set the drawing color */
                                e0->elment_color_p = &g->s.tseq_tcptrace.ack_color[toggle];
                                e0->p.line.dim.x1 = p_t;
@@ -4022,7 +4156,6 @@ static void tseq_tcptrace_make_elmtlist (struct graph *g)
                                e0++;
                                e0->type = ELMT_LINE;
                                e0->parent = tmp;
-                               e0->gc = g->s.tseq_tcptrace.gc_ack[toggle];
                                /* Set the drawing color */
                                e0->elment_color_p = &g->s.tseq_tcptrace.ack_color[toggle];
                                e0->p.line.dim.x1 = x;
@@ -4033,7 +4166,6 @@ static void tseq_tcptrace_make_elmtlist (struct graph *g)
                                /* window line */
                                e0->type = ELMT_LINE;
                                e0->parent = tmp;
-                               e0->gc = g->s.tseq_tcptrace.gc_ack[toggle];
                                /* Set the drawing color */
                                e0->elment_color_p = &g->s.tseq_tcptrace.ack_color[toggle];
                                e0->p.line.dim.x1 = p_t;
@@ -4043,7 +4175,6 @@ static void tseq_tcptrace_make_elmtlist (struct graph *g)
                                e0++;
                                e0->type = ELMT_LINE;
                                e0->parent = tmp;
-                               e0->gc = g->s.tseq_tcptrace.gc_ack[toggle];
                                /* Set the drawing color */
                                e0->elment_color_p = &g->s.tseq_tcptrace.ack_color[toggle];
                                e0->p.line.dim.x1 = x;
@@ -4113,16 +4244,12 @@ static void tput_make_elmtlist (struct graph *g)
                tput = sum / dtime;
                /* debug(DBS_TPUT_ELMTS) printf ("tput=%f\n", tput); */
 
-               e->type = ELMT_ARC;
+               e->type = ELMT_ELLIPSE;
                e->parent = tmp;
-               e->gc = g->fg_gc;
-               e->p.arc.dim.width = g->s.tput.width;
-               e->p.arc.dim.height = g->s.tput.height;
-               e->p.arc.dim.x = g->zoom.x*(time_val - g->bounds.x0) - g->s.tput.width/2.0;
-               e->p.arc.dim.y = g->zoom.y*tput + g->s.tput.height/2.0;
-               e->p.arc.filled = TRUE;
-               e->p.arc.angle1 = 0;
-               e->p.arc.angle2 = 23040;
+               e->p.ellipse.dim.width = g->s.tput.width;
+               e->p.ellipse.dim.height = g->s.tput.height;
+               e->p.ellipse.dim.x = g->zoom.x*(time_val - g->bounds.x0) - g->s.tput.width/2.0;
+               e->p.ellipse.dim.y = g->zoom.y*tput + g->s.tput.height/2.0;
                e++;
        }
        e->type = ELMT_NONE;
@@ -4385,16 +4512,12 @@ static void rtt_make_elmtlist (struct graph *g)
                                if (ackno > u->seqno) {
                                        double rtt = time_val - u->time;
 
-                                       e->type = ELMT_ARC;
+                                       e->type = ELMT_ELLIPSE;
                                        e->parent = tmp;
-                                       e->gc = g->fg_gc;
-                                       e->p.arc.dim.width = g->s.rtt.width;
-                                       e->p.arc.dim.height = g->s.rtt.height;
-                                       e->p.arc.dim.x = g->zoom.x * u->seqno - g->s.rtt.width/2.0;
-                                       e->p.arc.dim.y = g->zoom.y * rtt + g->s.rtt.height/2.0;
-                                       e->p.arc.filled = TRUE;
-                                       e->p.arc.angle1 = 0;
-                                       e->p.arc.angle2 = 23040;
+                                       e->p.ellipse.dim.width = g->s.rtt.width;
+                                       e->p.ellipse.dim.height = g->s.rtt.height;
+                                       e->p.ellipse.dim.x = g->zoom.x * u->seqno - g->s.rtt.width/2.0;
+                                       e->p.ellipse.dim.y = g->zoom.y * rtt + g->s.rtt.height/2.0;
                                        e++;
 
                                        v=u->next;
@@ -4534,16 +4657,12 @@ static void wscale_make_elmtlist(struct graph* g)
                        /* only data or ack segments */
                        if ( (flags & (TH_SYN|TH_RST)) == 0 )
                        {
-                               e->type = ELMT_ARC;
+                               e->type = ELMT_ELLIPSE;
                                e->parent = segm;
-                               e->gc = g->fg_gc;
-                               e->p.arc.dim.width = g->s.wscale.win_width;
-                               e->p.arc.dim.height = g->s.wscale.win_height;
-                               e->p.arc.dim.x = g->zoom.x * (sec - sec_base) - g->s.wscale.win_width / 2.0;
-                               e->p.arc.dim.y = g->zoom.y * wsize - g->s.wscale.win_height / 2.0;
-                               e->p.arc.filled = TRUE;
-                               e->p.arc.angle1 = 0;
-                               e->p.arc.angle2 = 0x5A00;
+                               e->p.ellipse.dim.width = g->s.wscale.win_width;
+                               e->p.ellipse.dim.height = g->s.wscale.win_height;
+                               e->p.ellipse.dim.x = g->zoom.x * (sec - sec_base) - g->s.wscale.win_width / 2.0;
+                               e->p.ellipse.dim.y = g->zoom.y * wsize - g->s.wscale.win_height / 2.0;
                                e++;
                        }
                }