static void
update_tux(gint direction)
{
gint rotation = 0;
GooCanvasBounds bounds;
gdouble scale;
/* Our svg image of tux is faced south */
switch(direction)
{
case EAST:
rotation = -90;
break;
case WEST:
rotation = 90;
break;
case NORTH:
rotation = 180;
break;
case SOUTH:
rotation = 0;
break;
}
goo_canvas_item_set_transform(tuxitem, NULL);
goo_canvas_item_get_bounds(tuxitem, &bounds);
scale = (gdouble) cellsize / (bounds.x2 - bounds.x1);
goo_canvas_item_scale(tuxitem, scale, scale);
goo_canvas_item_rotate( tuxitem, rotation,
(bounds.x2-bounds.x1)/2,
(bounds.y2-bounds.y1)/2);
// update the running shoes
if(run_fast_possible && run_fast) {
goo_canvas_item_set_transform(tuxshoes, NULL);
scale = (gdouble) cellsize / (bounds.x2 - bounds.x1);
goo_canvas_item_scale(tuxshoes, scale, scale);
goo_canvas_item_rotate( tuxshoes, rotation,
(bounds.x2-bounds.x1)/2,
(bounds.y2-bounds.y1)/2);
}
}
static VALUE
rg_rotate(VALUE self, VALUE degrees, VALUE cx, VALUE cy)
{
goo_canvas_item_rotate(SELF(self), NUM2DBL(degrees),
NUM2DBL(cx), NUM2DBL(cy));
return self;
}
static void
create_width_for_height_table (GooCanvasItem *root,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
gdouble rotation)
{
GooCanvasItem *table, *item;
gchar *text = "This is a long paragraph that will have to be split over a few lines so we can see if its allocated height changes when its allocated width is changed.";
table = goo_canvas_table_new (root,
#if 1
"width", width,
"height", height,
#endif
NULL);
goo_canvas_item_translate (table, x, y);
goo_canvas_item_rotate (table, rotation, 0, 0);
item = goo_canvas_rect_new (table, 0.0, 0.0, width - 2, 10.0,
"fill-color", "red",
NULL);
goo_canvas_item_set_child_properties (table, item,
"row", 0,
"column", 0,
"x-shrink", TRUE,
NULL);
#if 1
item = goo_canvas_text_new (table, text, 0, 0, -1, GOO_CANVAS_ANCHOR_NW, NULL);
goo_canvas_item_set_child_properties (table, item,
"row", 1,
"column", 0,
"x-expand", TRUE,
"x-fill", TRUE,
"x-shrink", TRUE,
"y-expand", TRUE,
"y-fill", TRUE,
NULL);
g_object_set_data (G_OBJECT (item), "id", "Text Item");
g_signal_connect (item, "button_press_event",
G_CALLBACK (on_button_press), NULL);
#endif
item = goo_canvas_rect_new (table, 0.0, 0.0, width - 2, 10.0,
"fill-color", "red",
NULL);
goo_canvas_item_set_child_properties (table, item,
"row", 2,
"column", 0,
"x-shrink", TRUE,
NULL);
}
int
main ()
{
GtkWidget *window, *scrolled_win, *canvas;
GooCanvasItem *root, *rect_item, *text_item;
/* Initialize GTK+. */
gtk_init ();
/* 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);
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_container_add (GTK_CONTAINER (window), scrolled_win);
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);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
/* Add a few simple items. */
rect_item = goo_canvas_rect_new (root, 100, 100, 400, 400,
"line-width", 10.0,
"radius-x", 20.0,
"radius-y", 10.0,
"stroke-color", "yellow",
"fill-color", "red",
NULL);
text_item = goo_canvas_text_new (root, "Hello World", 300, 300, -1,
GOO_CANVAS_ANCHOR_CENTER,
"font", "Sans 24",
NULL);
goo_canvas_item_rotate (text_item, 45, 300, 300);
/* Connect a signal handler for the rectangle item. */
g_signal_connect (rect_item, "button_press_event",
G_CALLBACK (on_rect_button_press), NULL);
/* Pass control to the GTK+ main event loop. */
gtk_main ();
return 0;
}
/* =====================================================================
*
* =====================================================================*/
static gboolean
regleur_chasse_event(GooCanvasItem *item, GooCanvas *target,
GdkEventButton *event, gpointer data)
{
GooCanvasBounds bounds;
if(board_paused || !boardRootItem)
return FALSE;
goo_canvas_item_get_bounds(item, &bounds);
gc_sound_play_ogg ("sounds/bleep.wav", NULL);
regleur_chasse_open = !regleur_chasse_open;
goo_canvas_item_rotate(item, 90.0,
bounds.x1 + (bounds.x2 - bounds.x1) / 2,
bounds.y1 + (bounds.y2 - bounds.y1) / 2);
return FALSE;
}
static GooCanvasItem*
create_table (GooCanvasItem *parent,
gint row,
gint column,
gint embedding_level,
gdouble x,
gdouble y,
gdouble rotation,
gdouble scale,
gint demo_item_type,
gboolean show_grid_lines)
{
GooCanvasItem *table;
/* Add a few simple items. */
table = goo_canvas_table_new (parent,
"row-spacing", 4.0,
"column-spacing", 4.0,
NULL);
if (show_grid_lines)
g_object_set (table,
"horz-grid-line-width", 1.0f,
"vert-grid-line-width", 1.0f,
NULL);
goo_canvas_item_translate (table, x, y);
#if 1
goo_canvas_item_rotate (table, rotation, 0, 0);
#endif
#if 1
goo_canvas_item_scale (table, scale, scale);
#endif
if (row != -1)
goo_canvas_item_set_child_properties (parent, table,
"row", row,
"column", column,
#if 1
"x-expand", TRUE,
"x-fill", TRUE,
#endif
#if 0
"y-expand", TRUE,
"y-fill", TRUE,
#endif
NULL);
if (embedding_level)
{
gint level = embedding_level - 1;
create_table (table, 0, 0, level, 50, 50, 0, 0.7, demo_item_type,
show_grid_lines);
create_table (table, 0, 1, level, 50, 50, 45, 1.0, demo_item_type,
show_grid_lines);
create_table (table, 0, 2, level, 50, 50, 90, 1.0, demo_item_type,
show_grid_lines);
create_table (table, 1, 0, level, 50, 50, 135, 1.0, demo_item_type,
show_grid_lines);
create_table (table, 1, 1, level, 50, 50, 180, 1.5, demo_item_type,
show_grid_lines);
create_table (table, 1, 2, level, 50, 50, 225, 1.0, demo_item_type,
show_grid_lines);
create_table (table, 2, 0, level, 50, 50, 270, 1.0, demo_item_type,
show_grid_lines);
create_table (table, 2, 1, level, 50, 50, 315, 1.0, demo_item_type,
show_grid_lines);
create_table (table, 2, 2, level, 50, 50, 360, 2.0, demo_item_type,
show_grid_lines);
}
else if (demo_item_type == DEMO_TEXT_ITEM_2)
{
create_demo_item (table, demo_item_type, 0, 0, 1, 1,
"(0.0,0.0)\nleft\naligned",
-1, 0, 0, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 0, 1, 1, 1,
"(0.5,0.0)\ncenter\naligned",
-1, 0.5, 0, PANGO_ALIGN_CENTER);
create_demo_item (table, demo_item_type, 0, 2, 1, 1,
"(1.0,0.0)\nright\naligned",
-1, 1, 0, PANGO_ALIGN_RIGHT);
/* The layout width shouldn't really make any difference in this test. */
create_demo_item (table, demo_item_type, 1, 0, 1, 1,
"(0.5,0.5)\ncenter\naligned",
50, 0.5, 0.5, PANGO_ALIGN_CENTER);
create_demo_item (table, demo_item_type, 1, 1, 1, 1,
"(0.0,1.0)\nright\naligned",
100, 0, 1.0, PANGO_ALIGN_RIGHT);
create_demo_item (table, demo_item_type, 1, 2, 1, 1,
"(0.0,0.5)\nleft\naligned",
200, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 2, 0, 1, 1,
"(1.0,1.0)\ncenter\naligned",
-1, 1, 1, PANGO_ALIGN_CENTER);
create_demo_item (table, demo_item_type, 2, 1, 1, 1,
"(1,0.5)\nright\naligned",
-1, 1.0, 0.5, PANGO_ALIGN_RIGHT);
create_demo_item (table, demo_item_type, 2, 2, 1, 1,
"(0.0,0.0)\nleft\naligned",
-1, 0, 0, PANGO_ALIGN_LEFT);
}
else if (demo_item_type == DEMO_TEXT_ITEM_3)
{
create_demo_item (table, demo_item_type, 0, 0, 1, 1,
"width 50 align 0.0, 0.0 text left aligned",
50, 0, 0, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 0, 1, 1, 1,
"width 100 align 0.5, 0.0 text center aligned",
100, 0.5, 0, PANGO_ALIGN_CENTER);
create_demo_item (table, demo_item_type, 0, 2, 1, 1,
"width 150 align 1.0, 0.0 text right aligned",
150, 1, 0, PANGO_ALIGN_RIGHT);
create_demo_item (table, demo_item_type, 1, 0, 1, 1,
"width 50 align 0.5, 0.5 text center aligned",
50, 0.5, 0.5, PANGO_ALIGN_CENTER);
create_demo_item (table, demo_item_type, 1, 1, 1, 1,
"width 100 align 0.0, 1.0 text right aligned",
100, 0, 1.0, PANGO_ALIGN_RIGHT);
create_demo_item (table, demo_item_type, 1, 2, 1, 1,
"width 200 align 0.0, 0.5 text left aligned",
200, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 2, 0, 1, 1,
"width 50 align 1.0, 1.0 text center aligned",
50, 1, 1, PANGO_ALIGN_CENTER);
create_demo_item (table, demo_item_type, 2, 1, 1, 1,
"width 100 align 1, 0.5 text right aligned",
100, 1.0, 0.5, PANGO_ALIGN_RIGHT);
create_demo_item (table, demo_item_type, 2, 2, 1, 1,
"width 50 align 0.0, 0.0 text left aligned",
50, 0, 0, PANGO_ALIGN_LEFT);
}
else
{
create_demo_item (table, demo_item_type, 0, 0, 1, 1, "(0,0)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 0, 1, 1, 1, "(1,0)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 0, 2, 1, 1, "(2,0)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 1, 0, 1, 1, "(0,1)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 1, 1, 1, 1, "(1,1)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 1, 2, 1, 1, "(2,1)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 2, 0, 1, 1, "(0,2)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 2, 1, 1, 1, "(1,2)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
create_demo_item (table, demo_item_type, 2, 2, 1, 1, "(2,2)",
-1, 0, 0.5, PANGO_ALIGN_LEFT);
}
return table;
}