+ gtk_statusbar_pop(GTK_STATUSBAR(fe->statusbar), fe->statusctx);
+ gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx, text);
+}
+
+/* ----------------------------------------------------------------------
+ * Cairo drawing functions.
+ */
+
+#ifdef USE_CAIRO
+
+static void setup_drawing(frontend *fe)
+{
+ fe->cr = cairo_create(fe->image);
+ cairo_set_antialias(fe->cr, CAIRO_ANTIALIAS_GRAY);
+ cairo_set_line_width(fe->cr, 1.0);
+ cairo_set_line_cap(fe->cr, CAIRO_LINE_CAP_SQUARE);
+ cairo_set_line_join(fe->cr, CAIRO_LINE_JOIN_ROUND);
+}
+
+static void teardown_drawing(frontend *fe)
+{
+ cairo_t *cr;
+
+ cairo_destroy(fe->cr);
+ fe->cr = NULL;
+
+ cr = gdk_cairo_create(fe->pixmap);
+ cairo_set_source_surface(cr, fe->image, 0, 0);
+ cairo_rectangle(cr,
+ fe->bbox_l - 1,
+ fe->bbox_u - 1,
+ fe->bbox_r - fe->bbox_l + 2,
+ fe->bbox_d - fe->bbox_u + 2);
+ cairo_fill(cr);
+ cairo_destroy(cr);
+}
+
+static void snaffle_colours(frontend *fe)
+{
+ fe->colours = midend_colours(fe->me, &fe->ncolours);
+}
+
+static void set_colour(frontend *fe, int colour)
+{
+ cairo_set_source_rgb(fe->cr,
+ fe->colours[3*colour + 0],
+ fe->colours[3*colour + 1],
+ fe->colours[3*colour + 2]);
+}
+
+static void set_window_background(frontend *fe, int colour)
+{
+ GdkColormap *colmap;
+
+ colmap = gdk_colormap_get_system();
+ fe->background.red = fe->colours[3*colour + 0] * 65535;
+ fe->background.green = fe->colours[3*colour + 1] * 65535;
+ fe->background.blue = fe->colours[3*colour + 2] * 65535;
+ if (!gdk_colormap_alloc_color(colmap, &fe->background, FALSE, FALSE)) {
+ g_error("couldn't allocate background (#%02x%02x%02x)\n",
+ fe->background.red >> 8, fe->background.green >> 8,
+ fe->background.blue >> 8);
+ }
+ gdk_window_set_background(fe->area->window, &fe->background);
+ gdk_window_set_background(fe->window->window, &fe->background);
+}
+
+static PangoLayout *make_pango_layout(frontend *fe)
+{
+ return (pango_cairo_create_layout(fe->cr));
+}
+
+static void draw_pango_layout(frontend *fe, PangoLayout *layout,
+ int x, int y)
+{
+ cairo_move_to(fe->cr, x, y);
+ pango_cairo_show_layout(fe->cr, layout);
+}
+
+static void save_screenshot_png(frontend *fe, const char *screenshot_file)
+{
+ cairo_surface_write_to_png(fe->image, screenshot_file);
+}
+
+static void do_clip(frontend *fe, int x, int y, int w, int h)
+{
+ cairo_new_path(fe->cr);
+ cairo_rectangle(fe->cr, x, y, w, h);
+ cairo_clip(fe->cr);
+}
+
+static void do_unclip(frontend *fe)
+{
+ cairo_reset_clip(fe->cr);
+}
+
+static void do_draw_rect(frontend *fe, int x, int y, int w, int h)
+{
+ cairo_save(fe->cr);
+ cairo_new_path(fe->cr);
+ cairo_set_antialias(fe->cr, CAIRO_ANTIALIAS_NONE);
+ cairo_rectangle(fe->cr, x, y, w, h);
+ cairo_fill(fe->cr);
+ cairo_restore(fe->cr);
+}
+
+static void do_draw_line(frontend *fe, int x1, int y1, int x2, int y2)
+{
+ cairo_new_path(fe->cr);
+ cairo_move_to(fe->cr, x1 + 0.5, y1 + 0.5);
+ cairo_line_to(fe->cr, x2 + 0.5, y2 + 0.5);
+ cairo_stroke(fe->cr);
+}
+
+static void do_draw_thick_line(frontend *fe, float thickness,
+ float x1, float y1, float x2, float y2)
+{
+ cairo_save(fe->cr);
+ cairo_set_line_width(fe->cr, thickness);
+ cairo_new_path(fe->cr);
+ cairo_move_to(fe->cr, x1, y1);
+ cairo_line_to(fe->cr, x2, y2);
+ cairo_stroke(fe->cr);
+ cairo_restore(fe->cr);
+}
+
+static void do_draw_poly(frontend *fe, int *coords, int npoints,
+ int fillcolour, int outlinecolour)
+{
+ int i;
+
+ cairo_new_path(fe->cr);
+ for (i = 0; i < npoints; i++)
+ cairo_line_to(fe->cr, coords[i*2] + 0.5, coords[i*2 + 1] + 0.5);
+ cairo_close_path(fe->cr);
+ if (fillcolour >= 0) {
+ set_colour(fe, fillcolour);
+ cairo_fill_preserve(fe->cr);
+ }
+ assert(outlinecolour >= 0);
+ set_colour(fe, outlinecolour);
+ cairo_stroke(fe->cr);
+}
+
+static void do_draw_circle(frontend *fe, int cx, int cy, int radius,
+ int fillcolour, int outlinecolour)
+{
+ cairo_new_path(fe->cr);
+ cairo_arc(fe->cr, cx + 0.5, cy + 0.5, radius, 0, 2*PI);
+ cairo_close_path(fe->cr); /* Just in case... */
+ if (fillcolour >= 0) {
+ set_colour(fe, fillcolour);
+ cairo_fill_preserve(fe->cr);