GtkWidget *
create_paths_page (void)
{
GtkWidget *vbox, *hbox, *w, *scrolled_win, *canvas;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
gtk_widget_show (vbox);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE);
gtk_widget_show (hbox);
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_widget_show (scrolled_win);
gtk_box_pack_start (GTK_BOX (vbox), scrolled_win, TRUE, TRUE);
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 600, 450);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
gtk_widget_show (canvas);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
setup_canvas (canvas);
w = gtk_button_new_with_label ("Move Path");
gtk_box_pack_start (GTK_BOX (hbox), w, FALSE, FALSE);
gtk_widget_show (w);
g_signal_connect (w, "clicked",
G_CALLBACK (move_path_clicked), canvas);
return vbox;
}
GtkWidget *
create_clipping_page (void)
{
GtkWidget *vbox, *scrolled_win, *canvas;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
g_object_set (vbox, "margin", 4, NULL);
gtk_widget_show (vbox);
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_widget_show (scrolled_win);
gtk_box_pack_start (GTK_BOX (vbox), scrolled_win);
gtk_widget_set_halign (scrolled_win, GTK_ALIGN_FILL);
gtk_widget_set_valign (scrolled_win, GTK_ALIGN_FILL);
gtk_widget_set_hexpand (scrolled_win, TRUE);
gtk_widget_set_vexpand (scrolled_win, TRUE);
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 600, 450);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
gtk_widget_show (canvas);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
setup_canvas (GOO_CANVAS (canvas));
return vbox;
}
GtkWidget *
create_focus_page (void)
{
GtkWidget *vbox, *label, *scrolled_win, *canvas;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_widget_show (vbox);
label = gtk_label_new ("Use Tab, Shift+Tab or the arrow keys to move the keyboard focus between the canvas items.");
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_widget_show (scrolled_win);
gtk_box_pack_start (GTK_BOX (vbox), scrolled_win, TRUE, TRUE, 0);
canvas = goo_canvas_new ();
gtk_widget_set_can_focus (canvas, TRUE);
gtk_widget_set_size_request (canvas, 600, 450);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
gtk_widget_show (canvas);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
g_signal_connect (canvas, "item_created",
G_CALLBACK (on_item_created), NULL);
setup_canvas (canvas);
return vbox;
}
void Visit(const AirspacePolygon& airspace) {
setup_canvas(airspace);
draw(airspace.GetPoints());
}
void Visit(const AirspaceCircle& airspace) {
setup_canvas(airspace);
circle(airspace.GetCenter(), airspace.GetRadius());
}
int
main (int argc, char *argv[])
{
GtkWidget *window, *vbox, *label, *scrolled_win, *canvas;
/* Initialize GTK+. */
gtk_set_locale ();
gtk_init (&argc, &argv);
/* Create the window and widgets. */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 640, 600);
gtk_widget_show (window);
g_signal_connect (window, "delete_event", G_CALLBACK (on_delete_event),
NULL);
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_widget_show (vbox);
gtk_container_add (GTK_CONTAINER (window), vbox);
label = gtk_label_new ("Normal Layout");
gtk_widget_show (label);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
/* Create top canvas. */
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_widget_show (scrolled_win);
gtk_box_pack_start (GTK_BOX (vbox), scrolled_win, FALSE, FALSE, 0);
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 600, 250);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
gtk_widget_show (canvas);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
g_print ("\n\nNormal Canvas...\n");
setup_canvas (canvas);
label = gtk_label_new ("Integer Layout");
gtk_widget_show (label);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
/* Create bottom canvas. */
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_widget_show (scrolled_win);
gtk_box_pack_start (GTK_BOX (vbox), scrolled_win, FALSE, FALSE, 0);
canvas = goo_canvas_new ();
g_object_set (canvas,
"integer-layout", TRUE,
NULL);
gtk_widget_set_size_request (canvas, 600, 250);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
gtk_widget_show (canvas);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
g_print ("\n\nInteger Layout Canvas...\n");
setup_canvas (canvas);
gtk_main ();
return 0;
}