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;
}
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;
}
void
init_display()
{
int i;
pcb.scale = 1.0;
for (i = 0; i < pcb.layers; i++) {
pcb.layer[i].canvas = GOO_CANVAS(goo_canvas_new());
gtk_object_ref(GTK_OBJECT(pcb.layer[i].canvas));
goo_canvas_set_bounds(pcb.layer[i].canvas,
0, 0, pcb.width, pcb.height);
pcb.layer[i].root =
goo_canvas_get_root_item(pcb.layer[i].canvas);
goo_canvas_image_new(pcb.layer[i].root, pcb.layer[i].img, 0, 0,
NULL);
init_layer_events(pcb.layer[i].root);
show_overlays(i);
}
pcb.window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size(GTK_WINDOW(pcb.window), 800, 600);
gtk_window_set_title(GTK_WINDOW(pcb.window), pcb.filename);
init_window_events(pcb.window);
pcb.scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_widget_show(pcb.scrolled);
gtk_container_add(GTK_CONTAINER(pcb.window), pcb.scrolled);
redisplay();
}
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;
}
static VALUE
rg_set_bounds(VALUE self, VALUE left, VALUE top,
VALUE right, VALUE bottom)
{
goo_canvas_set_bounds(SELF(self), NUM2DBL(left), NUM2DBL(top),
NUM2DBL(right), NUM2DBL(bottom));
return self;
}
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 void
create_canvas (GtkTable *table, gint row, gchar *text, gchar *id)
{
GtkWidget *label, *canvas;
GooCanvasItemModel *root, *rect;
char *view_id;
label = gtk_label_new (text);
gtk_table_attach (table, label, 0, 1, row, row + 1,
0, 0, 0, 0);
gtk_widget_show (label);
canvas = goo_canvas_new ();
g_signal_connect (canvas, "item_created",
G_CALLBACK (on_item_created), NULL);
gtk_widget_set_size_request (canvas, 200, 100);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 200, 100);
gtk_table_attach (table, canvas, 1, 2, row, row + 1, 0, 0, 0, 0);
gtk_widget_show (canvas);
root = goo_canvas_group_model_new (NULL, NULL);
goo_canvas_set_root_item_model (GOO_CANVAS (canvas), root);
g_object_unref (root);
rect = goo_canvas_rect_model_new (root, 0, 0, 200, 100,
"stroke-pattern", NULL,
"fill-color", "yellow",
NULL);
view_id = g_strdup_printf ("%s-yellow", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
rect = goo_canvas_rect_model_new (root, 20, 20, 60, 60,
"stroke-pattern", NULL,
"fill-color", "blue",
NULL);
view_id = g_strdup_printf ("%s-blue", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
rect = goo_canvas_rect_model_new (root, 120, 20, 60, 60,
"stroke-pattern", NULL,
"fill-color", "red",
NULL);
view_id = g_strdup_printf ("%s-red", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
}
GtkWidget *
create_events_page (void)
{
GtkWidget *vbox, *frame, *label, *canvas;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
g_object_set (vbox, "margin", 4, NULL);
gtk_widget_show (vbox);
/* Instructions */
label = gtk_label_new ("Move the mouse over the items to check they receive the right motion events.\nThe first 2 items in each group are 1) invisible and 2) visible but unpainted.");
gtk_box_pack_start (GTK_BOX (vbox), label);
gtk_widget_show (label);
/* Frame and canvas */
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (vbox), frame);
gtk_widget_show (frame);
g_object_set (frame,
"halign", GTK_ALIGN_CENTER,
"valign", GTK_ALIGN_CENTER,
NULL);
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 600, 450);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 600, 450);
gtk_container_add (GTK_CONTAINER (frame), canvas);
gtk_widget_show (canvas);
create_events_area (canvas, 0, GOO_CANVAS_EVENTS_NONE, "none");
create_events_area (canvas, 1, GOO_CANVAS_EVENTS_VISIBLE_PAINTED, "visible-painted");
create_events_area (canvas, 2, GOO_CANVAS_EVENTS_VISIBLE_FILL, "visible-fill");
create_events_area (canvas, 3, GOO_CANVAS_EVENTS_VISIBLE_STROKE, "visible-stroke");
create_events_area (canvas, 4, GOO_CANVAS_EVENTS_VISIBLE, "visible");
create_events_area (canvas, 5, GOO_CANVAS_EVENTS_PAINTED, "painted");
create_events_area (canvas, 6, GOO_CANVAS_EVENTS_FILL, "fill");
create_events_area (canvas, 7, GOO_CANVAS_EVENTS_STROKE, "stroke");
create_events_area (canvas, 8, GOO_CANVAS_EVENTS_ALL, "all");
return vbox;
}
static GtkWidget*
create_window (GooCanvasItemModel *model)
{
GtkWidget *window, *vbox, *label, *scrolled_win, *canvas;
/* 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, "destroy", G_CALLBACK (gtk_main_quit), NULL);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
g_object_set (vbox, "margin", 4, NULL);
gtk_widget_show (vbox);
gtk_container_add (GTK_CONTAINER (window), vbox);
label = gtk_label_new ("Use Ctrl+Left Click to move items or Ctrl+Right Click to resize items");
g_object_set (label, "halign", GTK_ALIGN_START, NULL);
gtk_box_pack_start (GTK_BOX (vbox), label);
gtk_widget_show (label);
/* 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);
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 ();
g_object_set (G_OBJECT (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_signal_connect (canvas, "item_created",
G_CALLBACK (on_item_created), NULL);
goo_canvas_set_root_item_model (GOO_CANVAS (canvas), model);
return window;
}
static void
create_canvas (GtkGrid *grid, gint row, gchar *text, gchar *id)
{
GtkWidget *label, *canvas;
GooCanvasItem *root, *rect;
char *view_id;
label = gtk_label_new (text);
gtk_grid_attach (grid, label, 0, row, 1, 1);
gtk_widget_show (label);
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 200, 100);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 200, 100);
gtk_grid_attach (grid, canvas, 1, row, 1, 1);
gtk_widget_show (canvas);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
rect = goo_canvas_rect_new (root, 0, 0, 200, 100,
"stroke-pattern", NULL,
"fill-color", "yellow",
NULL);
view_id = g_strdup_printf ("%s-yellow", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
rect = goo_canvas_rect_new (root, 20, 20, 60, 60,
"stroke-pattern", NULL,
"fill-color", "blue",
NULL);
view_id = g_strdup_printf ("%s-blue", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
rect = goo_canvas_rect_new (root, 120, 20, 60, 60,
"stroke-pattern", NULL,
"fill-color", "red",
NULL);
view_id = g_strdup_printf ("%s-red", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
}
GtkWidget *
create_canvas_features (void)
{
GtkWidget *vbox;
GtkWidget *w;
GtkWidget *alignment;
GtkWidget *frame;
GtkWidget *canvas;
GooCanvasItem *root, *item;
GooCanvasItem *parent1;
GooCanvasItem *parent2;
GooCanvasItem *group;
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_widget_show (vbox);
/* Instructions */
w = gtk_label_new ("Reparent test: click on the items to switch them between parents");
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
/* Frame and canvas */
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (vbox), alignment, FALSE, FALSE, 0);
gtk_widget_show (alignment);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_container_add (GTK_CONTAINER (alignment), frame);
gtk_widget_show (frame);
canvas = goo_canvas_new ();
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
gtk_widget_set_size_request (canvas, 400, 200);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 400, 200);
gtk_container_add (GTK_CONTAINER (frame), canvas);
gtk_widget_show (canvas);
/* First parent and box */
parent1 = goo_canvas_group_new (root, NULL);
goo_canvas_rect_new (parent1, 0, 0, 200, 200,
"fill_color", "tan",
NULL);
/* Second parent and box */
parent2 = goo_canvas_group_new (root, NULL);
goo_canvas_item_translate (parent2, 200, 0);
goo_canvas_rect_new (parent2, 0, 0, 200, 200,
"fill_color", "#204060",
NULL);
/* Big circle to be reparented */
item = goo_canvas_ellipse_new (parent1, 100, 100, 90, 90,
"stroke_color", "black",
"fill_color", "mediumseagreen",
"line-width", 3.0,
NULL);
g_object_set_data (G_OBJECT (item), "parent1", parent1);
g_object_set_data (G_OBJECT (item), "parent2", parent2);
g_signal_connect (item, "button_press_event",
G_CALLBACK (on_button_press), NULL);
/* A group to be reparented */
group = goo_canvas_group_new (parent2, NULL);
goo_canvas_item_translate (group, 100, 100);
goo_canvas_ellipse_new (group, 0, 0, 50, 50,
"stroke_color", "black",
"fill_color", "wheat",
"line_width", 3.0,
NULL);
goo_canvas_ellipse_new (group, 0, 0, 25, 25,
"fill_color", "steelblue",
NULL);
g_object_set_data (G_OBJECT (group), "parent1", parent1);
g_object_set_data (G_OBJECT (group), "parent2", parent2);
g_signal_connect (group, "button_press_event",
G_CALLBACK (on_button_press), NULL);
return vbox;
}
// part_browser_create
//
// Creates a new part browser. This is only called once per schematic window.
GtkWidget *
part_browser_create (SchematicView *schematic_view)
{
Browser *br;
GtkBuilder *gui;
GError *perror = NULL;
char *msg;
GtkWidget *w, *view;
GtkCellRenderer *cell_text;
GtkTreeViewColumn *cell_column;
static GtkTargetEntry dnd_types[] =
{ { "x-application/oregano-part", 0, DRAG_PART_INFO } };
static int dnd_num_types = sizeof (dnd_types) / sizeof (dnd_types[0]);
GtkTreePath *path;
if ((gui = gtk_builder_new ()) == NULL) {
oregano_error (_("Could not create part browser"));
return NULL;
}
else
gtk_builder_set_translation_domain (gui, NULL);
br = g_new0 (Browser, 1);
br->preview = NULL;
br->schematic_view = schematic_view;
br->hidden = FALSE;
schematic_view_set_browser (schematic_view, br);
if (gtk_builder_add_from_file (gui, OREGANO_UIDIR "/part-browser.ui",
&perror) <= 0) {
msg = perror->message;
oregano_error_with_title (_("Could not create part browser"), msg);
g_error_free (perror);
return NULL;
}
view = GTK_WIDGET (gtk_builder_get_object (gui, "viewport1"));
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (view),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (view),
115);
w = goo_canvas_new ();
gtk_container_add (GTK_CONTAINER (view), GTK_WIDGET (w));
br->canvas = w;
g_signal_connect (w, "realize", (GCallback) preview_realized, br);
//gtk_widget_set_size_request (w, PREVIEW_WIDTH,
// PREVIEW_HEIGHT + PREVIEW_TEXT_HEIGHT);
goo_canvas_set_bounds (GOO_CANVAS (w), 0, 0, PREVIEW_WIDTH,
(PREVIEW_HEIGHT + PREVIEW_TEXT_HEIGHT));
br->description = GOO_CANVAS_TEXT (goo_canvas_text_new (
goo_canvas_get_root_item (GOO_CANVAS (br->canvas)),
"", 0.0, PREVIEW_HEIGHT - 9.0, 100.0, GOO_CANVAS_ANCHOR_NORTH_WEST,
"font", "sans 9",
NULL));
// Set up dnd.
g_signal_connect (G_OBJECT (br->canvas), "drag_data_get",
G_CALLBACK (drag_data_get), br);
gtk_drag_source_set (br->canvas, GDK_BUTTON1_MASK | GDK_BUTTON3_MASK,
dnd_types, dnd_num_types, GDK_ACTION_MOVE);
br->filter_entry = GTK_ENTRY (gtk_builder_get_object (gui, "part_search"));
g_signal_connect (G_OBJECT (br->filter_entry), "changed",
G_CALLBACK (part_search_change), br);
g_signal_connect (G_OBJECT (br->filter_entry), "activate",
G_CALLBACK (part_search_activate), br);
// Buttons.
w = GTK_WIDGET (gtk_builder_get_object (gui, "place_button"));
g_signal_connect (G_OBJECT (w), "clicked",
G_CALLBACK (place_cmd), br);
// Update the libraries option menu
br->library = g_list_nth_data (oregano.libraries, 0);
part_browser_setup_libs (br, gui);
// Parts list.
w = GTK_WIDGET (gtk_builder_get_object (gui, "parts_list"));
br->list = w;
// Create the List Model for TreeView, this is a Real model
br->real_model = GTK_TREE_MODEL (gtk_list_store_new (1, G_TYPE_STRING));
cell_text = gtk_cell_renderer_text_new ();
cell_column = gtk_tree_view_column_new_with_attributes (
"", cell_text,
"text", 0,
NULL);
// Create the sort model for the items, this sort the real model
br->sort_model = gtk_tree_model_sort_new_with_model (
GTK_TREE_MODEL (br->real_model));
gtk_tree_sortable_set_sort_column_id (
GTK_TREE_SORTABLE (br->sort_model),
0, GTK_SORT_ASCENDING);
// Create the filter sorted model. This filter items based on user
// request for fast item search
br->filter_model = gtk_tree_model_filter_new (br->sort_model, NULL);
gtk_tree_model_filter_set_visible_func (
GTK_TREE_MODEL_FILTER (br->filter_model),
part_list_filter_func, br, NULL);
// If we have TreeFilter use it, if not, just use sorting model only
if (br->filter_model)
gtk_tree_view_set_model (GTK_TREE_VIEW (w), br->filter_model);
else
gtk_tree_view_set_model (GTK_TREE_VIEW (w), br->sort_model);
gtk_tree_view_append_column (GTK_TREE_VIEW (w), cell_column);
update_list (br);
// Set up TreeView dnd.
g_signal_connect (G_OBJECT (w), "drag_data_get",
G_CALLBACK (drag_data_get), br);
gtk_drag_source_set (w, GDK_BUTTON1_MASK | GDK_BUTTON3_MASK,
dnd_types, dnd_num_types, GDK_ACTION_MOVE);
g_signal_connect (G_OBJECT (w), "cursor_changed",
G_CALLBACK (select_row), br);
g_signal_connect (G_OBJECT (w), "row_activated",
G_CALLBACK (part_selected), br);
br->viewport = GTK_WIDGET (gtk_builder_get_object (gui,
"part_browser_vbox"));
path = gtk_tree_path_new_first ();
gtk_tree_view_set_cursor (GTK_TREE_VIEW (w), path, NULL, FALSE);
gtk_tree_path_free (path);
gtk_widget_unparent (br->viewport);
return br->viewport;
}
static void
update_preview (Browser *br)
{
LibraryPart *library_part;
gdouble new_x, new_y, x1, y1, x2, y2;
gdouble text_width;
gdouble width, height;
GooCanvasBounds bounds;
gdouble scale;
cairo_matrix_t transf, affine;
gchar *part_name;
char *description;
GtkTreeModel *model;
GtkTreeIter iter;
GtkTreeSelection *selection;
// Get the current selected row
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (br->list));
model = gtk_tree_view_get_model (GTK_TREE_VIEW (br->list));
if (!GTK_IS_TREE_SELECTION (selection)) return;
if (!gtk_tree_selection_get_selected (selection, NULL, &iter)) {
return;
}
gtk_tree_model_get (model, &iter, 0, &part_name, -1);
library_part = library_get_part (br->library, part_name);
// If there is already a preview part-item, destroy its group and create a
// new one.
if (br->preview != NULL) {
goo_canvas_item_remove (GOO_CANVAS_ITEM (br->preview));
}
br->preview = GOO_CANVAS_GROUP (goo_canvas_group_new (
goo_canvas_get_root_item (GOO_CANVAS (br->canvas)),
NULL));
goo_canvas_set_bounds (GOO_CANVAS (br->canvas), 0.0, 0.0, 250.0, 110.0);
g_object_get (br->preview,
"width", &width,
"height", &height,
NULL);
if (!library_part)
return;
part_item_create_canvas_items_for_preview (br->preview, library_part);
// Unconstraint the canvas width & height to adjust for the part description
g_object_set (br->preview,
"width", -1.0,
"height", -1.0,
NULL);
// Get the coordonates */
goo_canvas_item_get_bounds (GOO_CANVAS_ITEM (br->preview), &bounds);
x1 = bounds.x1;
x2 = bounds.x2;
y1 = bounds.y1;
y2 = bounds.y2;
// Translate in such a way that the canvas centre remains in (0, 0)
cairo_matrix_init_translate (&transf, -(x2 + x1) / 2.0f + PREVIEW_WIDTH / 2,
-(y2 + y1) / 2.0f + PREVIEW_HEIGHT / 2);
// Compute the scale of the widget
if ((x2 - x1 != 0) || (y2 - y1 != 0)) {
if ((x2 - x1) < (y2 - y1))
scale = 0.60f * PREVIEW_HEIGHT / (y2 - y1);
else
scale = 0.60f * PREVIEW_WIDTH / (x2 - x1);
}
else
scale = 5;
cairo_matrix_init_scale (&affine, scale, scale);
cairo_matrix_multiply (&transf, &transf, &affine);
// Apply the transformation
goo_canvas_item_set_transform (GOO_CANVAS_ITEM (br->preview), &transf);
// Compute the motion to centre the Preview widget
new_x = 100 + (PREVIEW_WIDTH - x1 - x2) / 2;
new_y = (PREVIEW_HEIGHT - y1 - y2) / 2 - 10;
// Apply the transformation
if (scale > 5.0) scale = 3.0;
goo_canvas_item_set_simple_transform (GOO_CANVAS_ITEM (br->preview),
new_x,
new_y,
scale,
0.0);
description = g_strdup (library_part->description);
wrap_string (description, 20);
g_object_set (br->description,
"text", description,
NULL);
g_free (description);
g_object_get (G_OBJECT (br->description),
"width", &text_width,
NULL);
goo_canvas_item_set_simple_transform (GOO_CANVAS_ITEM (br->description),
50.0,
-20.0,
1.0,
0.0);
g_free (part_name);
}
// This function defines the drawing sheet on which schematic will be drawn
GtkWidget *
sheet_new (int width, int height)
{
GooCanvas *sheet_canvas;
GooCanvasGroup *sheet_group;
GooCanvasPoints *points;
Sheet *sheet;
GtkWidget *sheet_widget;
GooCanvasItem *root;
// Creation of the Canvas
sheet = SHEET (g_object_new (TYPE_SHEET, NULL));
sheet_canvas = GOO_CANVAS (sheet);
g_object_set (G_OBJECT (sheet_canvas),
"bounds-from-origin", FALSE,
"bounds-padding", 4.0,
"background-color-rgb", 0xFFFFFF,
NULL);
root = goo_canvas_get_root_item (sheet_canvas);
sheet_group = GOO_CANVAS_GROUP (goo_canvas_group_new (
root,
NULL));
sheet_widget = GTK_WIDGET (sheet);
goo_canvas_set_bounds (GOO_CANVAS (sheet_canvas), 0, 0,
width + 20, height + 20);
// Define vicinity around GooCanvasItem
//sheet_canvas->close_enough = 6.0;
sheet->priv->width = width;
sheet->priv->height = height;
// Create the dot grid.
sheet->grid = grid_create (GOO_CANVAS_ITEM (sheet_group),
width,
height);
// Everything outside the sheet should be gray.
// top //
goo_canvas_rect_new (GOO_CANVAS_ITEM (sheet_group),
0.0,
0.0,
(double) width + 20.0,
20.0,
"fill_color", "gray",
"line-width", 0.0,
NULL);
goo_canvas_rect_new (GOO_CANVAS_ITEM (sheet_group),
0.0,
(double) height,
(double) width + 20.0,
(double) height + 20.0,
"fill_color", "gray",
"line-width", 0.0,
NULL);
// right //
goo_canvas_rect_new (GOO_CANVAS_ITEM (sheet_group),
0.0,
0.0,
20.0,
(double) height + 20.0,
"fill_color", "gray",
"line-width", 0.0,
NULL);
goo_canvas_rect_new (GOO_CANVAS_ITEM (sheet_group),
(double) width,
0.0,
(double) width + 20.0,
(double) height + 20.0,
"fill_color", "gray",
"line-width", 0.0,
NULL);
// Draw a thin black border around the sheet.
points = goo_canvas_points_new (5);
points->coords[0] = 20.0;
points->coords[1] = 20.0;
points->coords[2] = width;
points->coords[3] = 20.0;
points->coords[4] = width;
points->coords[5] = height;
points->coords[6] = 20.0;
points->coords[7] = height;
points->coords[8] = 20.0;
points->coords[9] = 20.0;
goo_canvas_polyline_new (GOO_CANVAS_ITEM (sheet_group),
FALSE, 0,
"line-width", 1.0,
"points", points,
NULL);
goo_canvas_points_unref (points);
// Finally, create the object group that holds all objects.
sheet->object_group = GOO_CANVAS_GROUP (goo_canvas_group_new (
root,
"x", 0.0,
"y", 0.0,
NULL));
NG_DEBUG ("root group %p", sheet->object_group);
sheet->priv->selected_group = GOO_CANVAS_GROUP (goo_canvas_group_new (
GOO_CANVAS_ITEM (sheet->object_group),
"x", 0.0,
"y", 0.0,
NULL));
NG_DEBUG ("selected group %p", sheet->priv->selected_group);
sheet->priv->floating_group = GOO_CANVAS_GROUP (goo_canvas_group_new (
GOO_CANVAS_ITEM (sheet->object_group),
"x", 0.0,
"y", 0.0,
NULL));
NG_DEBUG ("floating group %p", sheet->priv->floating_group);
// Hash table that keeps maps coordinate to a specific dot.
sheet->priv->node_dots = g_hash_table_new_full (dot_hash, dot_equal, g_free, NULL);
//this requires object_group to be setup properly
sheet->priv->rubberband_info = rubberband_info_new (sheet);
sheet->priv->create_wire_info = create_wire_info_new (sheet);
return sheet_widget;
}
GtkWidget *
create_table_page (void)
{
GtkWidget *vbox, *scrolled_win;
GooCanvasItemModel *root, *table;
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
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, TRUE, TRUE, 0);
canvas = (GooCanvas*) goo_canvas_new ();
gtk_widget_set_size_request ((GtkWidget*) canvas, 600, 450);
goo_canvas_set_bounds (canvas, 0, 0, 1000, 2000);
gtk_container_add (GTK_CONTAINER (scrolled_win), (GtkWidget*) canvas);
root = goo_canvas_group_model_new (NULL, NULL);
goo_canvas_set_root_item_model (canvas, root);
g_object_unref (root);
#if 1
create_demo_table (root, 400, 200, -1, -1);
create_demo_table (root, 400, 260, 100, -1);
#endif
#if 1
create_table (root, -1, -1, 0, 10, 10, 0, 1.0, DEMO_TEXT_ITEM);
create_table (root, -1, -1, 0, 180, 10, 30, 1.0, DEMO_TEXT_ITEM);
create_table (root, -1, -1, 0, 350, 10, 60, 1.0, DEMO_TEXT_ITEM);
create_table (root, -1, -1, 0, 500, 10, 90, 1.0, DEMO_TEXT_ITEM);
#endif
#if 1
table = create_table (root, -1, -1, 0, 30, 150, 0, 1.0, DEMO_TEXT_ITEM);
g_object_set (table, "width", 300.0, "height", 100.0, NULL);
#endif
#if 1
create_table (root, -1, -1, 1, 200, 200, 30, 0.8, DEMO_TEXT_ITEM);
#endif
#if 0
table = create_table (root, -1, -1, 0, 10, 700, 0, 1.0, DEMO_WIDGET_ITEM);
g_object_set (table, "width", 300.0, "height", 200.0, NULL);
#endif
create_width_for_height_table (root, 100, 1000, 200, -1, 0);
#if 1
create_width_for_height_table (root, 100, 1200, 300, -1, 0);
create_width_for_height_table (root, 500, 1000, 200, -1, 30);
create_width_for_height_table (root, 500, 1200, 300, -1, 30);
#endif
gtk_widget_show ((GtkWidget*) canvas);
return vbox;
}
/* Callback when an image set is selected */
static gint
item_event_imageset_selector(GooCanvasItem *item, GdkEvent *event,
gpointer data)
{
GSList *image_list;
GooCanvasItem *rootitem_set;
guint imageset_done;
gdouble last_iy;
if(display_in_progress)
return TRUE;
display_in_progress = TRUE;
/* We must display the list of images for this set */
image_list = (GSList *)g_object_get_data (G_OBJECT (item), "imagelist");
g_return_val_if_fail (image_list != NULL, FALSE);
/* We must display the list of images for this set */
rootitem_set = (GooCanvasItem *)g_object_get_data (G_OBJECT (item),
"rootitem");
g_return_val_if_fail (rootitem_set != NULL, FALSE);
imageset_done = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (item),
"imageset_done"));
/* Hide the previous image set if any */
if (current_root_set != NULL) {
g_object_set (current_root_set,
"visibility", GOO_CANVAS_ITEM_INVISIBLE,
NULL);
}
/* Not yet displayed set */
if(!imageset_done)
{
/* Initial image position */
ix = 0;
iy = 0;
g_slist_foreach (image_list, (GFunc) display_image, rootitem_set);
g_object_set_data (G_OBJECT (item), "imageset_done", GINT_TO_POINTER (1));
}
/* Set the image scrollbar back to its max position */
last_iy = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (rootitem_set), "iy"));
gdouble upper = MAX(last_iy,
(DRAWING_AREA_Y2 - DRAWING_AREA_Y1)
* gc_zoom_factor_get());
goo_canvas_set_bounds (GOO_CANVAS(canvas_image_selector),
0, 0,
(DRAWING_AREA_X2 - DRAWING_AREA_X1)
* gc_zoom_factor_get(),
upper);
g_object_set(image_bg_item,
"height", upper,
NULL);
g_object_set(image_adj,
"upper", last_iy,
NULL);
gtk_adjustment_set_value(image_adj, 0);
g_object_set(rootitem_set,
"visibility", GOO_CANVAS_ITEM_VISIBLE, NULL);
current_root_set = rootitem_set;
display_in_progress = FALSE;
return FALSE;
}
GtkWidget *
create_canvas_arrowhead (void)
{
GtkWidget *vbox;
GtkWidget *w;
GtkWidget *frame;
GtkWidget *canvas;
GooCanvasItemModel *root, *item;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_widget_show (vbox);
w = gtk_label_new ("This demo allows you to edit arrowhead shapes. Drag the little boxes\n"
"to change the shape of the line and its arrowhead. You can see the\n"
"arrows at their normal scale on the right hand side of the window.");
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
w = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (vbox), w, TRUE, TRUE, 0);
gtk_widget_show (w);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_container_add (GTK_CONTAINER (w), frame);
gtk_widget_show (frame);
canvas = goo_canvas_new ();
g_signal_connect (canvas, "item_created",
G_CALLBACK (on_item_created), NULL);
root = goo_canvas_group_model_new (NULL, NULL);
goo_canvas_set_root_item_model (GOO_CANVAS (canvas), root);
g_object_unref (root);
gtk_widget_set_size_request (canvas, 500, 350);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 500, 350);
gtk_container_add (GTK_CONTAINER (frame), canvas);
gtk_widget_show (canvas);
g_object_set_data (G_OBJECT (canvas), "width",
GINT_TO_POINTER (DEFAULT_WIDTH));
g_object_set_data (G_OBJECT (canvas), "shape_a",
GINT_TO_POINTER (DEFAULT_SHAPE_A));
g_object_set_data (G_OBJECT (canvas), "shape_b",
GINT_TO_POINTER (DEFAULT_SHAPE_B));
g_object_set_data (G_OBJECT (canvas), "shape_c",
GINT_TO_POINTER (DEFAULT_SHAPE_C));
/* Big arrow */
item = goo_canvas_polyline_model_new_line (root,
LEFT, MIDDLE, RIGHT, MIDDLE,
"stroke_color", "mediumseagreen",
"end-arrow", TRUE,
NULL);
g_object_set_data (G_OBJECT (canvas), "big_arrow", item);
/* Arrow outline */
item = goo_canvas_polyline_model_new (root, TRUE, 0,
"stroke_color", "black",
"line-width", 2.0,
"line-cap", CAIRO_LINE_CAP_ROUND,
"line-join", CAIRO_LINE_JOIN_ROUND,
NULL);
g_object_set_data (G_OBJECT (canvas), "outline", item);
/* Drag boxes */
create_drag_box (canvas, root, "width_drag_box");
create_drag_box (canvas, root, "shape_a_drag_box");
create_drag_box (canvas, root, "shape_b_c_drag_box");
/* Dimensions */
create_dimension (canvas, root, "width_arrow", "width_text", GOO_CANVAS_ANCHOR_E);
create_dimension (canvas, root, "shape_a_arrow", "shape_a_text", GOO_CANVAS_ANCHOR_N);
create_dimension (canvas, root, "shape_b_arrow", "shape_b_text", GOO_CANVAS_ANCHOR_N);
create_dimension (canvas, root, "shape_c_arrow", "shape_c_text", GOO_CANVAS_ANCHOR_W);
/* Info */
create_info (canvas, root, "width_info", LEFT, 260);
create_info (canvas, root, "shape_a_info", LEFT, 280);
create_info (canvas, root, "shape_b_info", LEFT, 300);
create_info (canvas, root, "shape_c_info", LEFT, 320);
/* Division line */
goo_canvas_polyline_model_new_line (root, RIGHT + 50, 0, RIGHT + 50, 1000,
"fill_color", "black",
"line-width", 2.0,
NULL);
/* Sample arrows */
create_sample_arrow (canvas, root, "sample_1",
RIGHT + 100, 30, RIGHT + 100, MIDDLE - 30);
create_sample_arrow (canvas, root, "sample_2",
RIGHT + 70, MIDDLE, RIGHT + 130, MIDDLE);
create_sample_arrow (canvas, root, "sample_3",
RIGHT + 70, MIDDLE + 30, RIGHT + 130, MIDDLE + 120);
/* Done! */
set_arrow_shape (GOO_CANVAS (canvas));
return vbox;
}
GtkWidget *
create_canvas_features (void)
{
GtkWidget *vbox;
GtkWidget *w;
GtkWidget *frame;
GtkWidget *canvas;
GooCanvasItemModel *root, *item;
GooCanvasItemModel *parent1;
GooCanvasItemModel *parent2;
GooCanvasItemModel *group;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
g_object_set (vbox, "margin", 4, NULL);
gtk_widget_show (vbox);
/* Instructions */
w = gtk_label_new ("Reparent test: click on the items to switch them between parents");
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE);
gtk_widget_show (w);
/* Frame and canvas */
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE);
gtk_widget_show (frame);
g_object_set (frame,
"halign", GTK_ALIGN_CENTER,
"valign", GTK_ALIGN_CENTER,
NULL);
canvas = goo_canvas_new ();
g_signal_connect (canvas, "item_created",
G_CALLBACK (on_item_created), NULL);
root = goo_canvas_group_model_new (NULL, NULL);
gtk_widget_set_size_request (canvas, 400, 200);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 400, 200);
gtk_container_add (GTK_CONTAINER (frame), canvas);
gtk_widget_show (canvas);
/* First parent and box */
parent1 = goo_canvas_group_model_new (root, NULL);
goo_canvas_rect_model_new (parent1, 0, 0, 200, 200,
"fill_color", "tan",
NULL);
/* Second parent and box */
parent2 = goo_canvas_group_model_new (root, NULL);
goo_canvas_item_model_translate (parent2, 200, 0);
goo_canvas_rect_model_new (parent2, 0, 0, 200, 200,
"fill_color", "#204060",
NULL);
/* Big circle to be reparented */
item = goo_canvas_ellipse_model_new (parent1, 100, 100, 90, 90,
"stroke_color", "black",
"fill_color", "mediumseagreen",
"line-width", 3.0,
NULL);
g_object_set_data (G_OBJECT (item), "parent1", parent1);
g_object_set_data (G_OBJECT (item), "parent2", parent2);
#if 0
g_signal_connect (G_OBJECT (item), "event",
G_CALLBACK (item_event),
NULL);
#endif
/* A group to be reparented */
group = goo_canvas_group_model_new (parent2, NULL);
goo_canvas_item_model_translate (group, 100, 100);
goo_canvas_ellipse_model_new (group, 0, 0, 50, 50,
"stroke_color", "black",
"fill_color", "wheat",
"line_width", 3.0,
NULL);
goo_canvas_ellipse_model_new (group, 0, 0, 25, 25,
"fill_color", "steelblue",
NULL);
g_object_set_data (G_OBJECT (group), "parent1", parent1);
g_object_set_data (G_OBJECT (group), "parent2", parent2);
#if 0
g_signal_connect (G_OBJECT (group), "event",
G_CALLBACK (item_event),
NULL);
#endif
goo_canvas_set_root_item_model (GOO_CANVAS (canvas), root);
g_object_unref (root);
/* Done */
return vbox;
}
GtkWidget *
create_canvas_fifteen (void)
{
GtkWidget *vbox;
GtkWidget *frame;
GtkWidget *canvas;
GtkWidget *button;
GooCanvasItemModel **board;
GooCanvasItemModel *root, *rect G_GNUC_UNUSED, *text;
int i, x, y;
char buf[20];
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
g_object_set (vbox, "margin", 4, NULL);
gtk_widget_show (vbox);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (vbox), frame, TRUE, TRUE);
gtk_widget_show (frame);
g_object_set (frame,
"halign", GTK_ALIGN_CENTER,
"valign", GTK_ALIGN_CENTER,
NULL);
/* Create the canvas and board */
canvas = goo_canvas_new ();
g_signal_connect (canvas, "item_created",
G_CALLBACK (on_item_created), NULL);
root = goo_canvas_group_model_new (NULL, NULL);
goo_canvas_set_root_item_model (GOO_CANVAS (canvas), root);
g_object_unref (root);
gtk_widget_set_size_request (canvas,
PIECE_SIZE * 4 + 1, PIECE_SIZE * 4 + 1);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0,
PIECE_SIZE * 4 + 1, PIECE_SIZE * 4 + 1);
gtk_container_add (GTK_CONTAINER (frame), canvas);
gtk_widget_show (canvas);
board = g_new (GooCanvasItemModel *, 16);
g_object_set_data (G_OBJECT (canvas), "board", board);
g_signal_connect (canvas, "destroy",
G_CALLBACK (free_stuff), board);
for (i = 0; i < 15; i++) {
y = i / 4;
x = i % 4;
board[i] = goo_canvas_group_model_new (root, NULL);
goo_canvas_item_model_translate (board[i], x * PIECE_SIZE,
y * PIECE_SIZE);
rect = goo_canvas_rect_model_new (board[i], 0, 0,
PIECE_SIZE, PIECE_SIZE,
"fill_color", get_piece_color (i),
"stroke_color", "black",
"line-width", 1.0,
NULL);
sprintf (buf, "%d", i + 1);
text = goo_canvas_text_model_new (board[i], buf,
PIECE_SIZE / 2.0, PIECE_SIZE / 2.0,
-1, GOO_CANVAS_ANCHOR_CENTER,
"font", "Sans bold 24",
"fill_color", "black",
NULL);
g_object_set_data (G_OBJECT (board[i]), "text", text);
g_object_set_data (G_OBJECT (board[i]), "piece_num", GINT_TO_POINTER (i));
g_object_set_data (G_OBJECT (board[i]), "piece_pos", GINT_TO_POINTER (i));
}
board[15] = NULL;
/* Scramble button */
button = gtk_button_new_with_label ("Scramble");
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE);
g_object_set_data (G_OBJECT (button), "board", board);
g_signal_connect (button, "clicked",
G_CALLBACK (scramble),
canvas);
gtk_widget_show (button);
return vbox;
}
int
main (int argc, char *argv[])
{
GtkWidget *window, *scrolled_win, *canvas;
GooCanvasItem *root, *rect_item, *text_item, *image_item;
GdkPixbuf *pb;
/* Initialize GTK+. */
gtk_set_locale ();
gtk_init (&argc, &argv);
pb=gdk_pixbuf_new_from_file("test-screenshot.png", NULL);
if(!pb) {
printf("error: gdk_pixbuf_new_from_file");
exit(1);
}
/* Create the window and widgets. */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 740, 700);
gtk_widget_show (window);
g_signal_connect (window, "delete_event", (GtkSignalFunc) 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, 640, 600);
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));
image_item = goo_canvas_image_new (root, pb, 0, 0, NULL);
/* Add a few simple items. */
rect_item = goo_canvas_rect_new (root, 20, 20, 200, 200,
"line-width", 5.0,
"radius-x", 10.0,
"radius-y", 5.0,
"stroke-color", "red",
NULL);
GooCanvasItem *polyline0 = goo_canvas_polyline_new_line (root,
100.0, 100.0,
500.0, 500.0,
"stroke-color", "red",
"line-width", 5.0,
"start-arrow", TRUE,
NULL);
//text_item = goo_canvas_text_new (root, PACKAGE_STRING, 300, 300, -1,
//GTK_ANCHOR_CENTER,
//"font", "Sans 24px",
//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",
(GtkSignalFunc) on_rect_button_press, NULL);
/* Pass control to the GTK+ main event loop. */
gtk_main ();
return 0;
}
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;
}
int
main ()
{
GtkWidget *window, *vbox, *hbox, *w, *scrolled_win;
GtkWidget *label, *entry, *textview;
GtkTextBuffer *buffer;
GooCanvasItem *root, *witem;
/* 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);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
g_object_set (vbox, "margin", 4, NULL);
gtk_widget_show (vbox);
gtk_container_add (GTK_CONTAINER (window), vbox);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
gtk_box_pack_start (GTK_BOX (vbox), hbox);
gtk_widget_show (hbox);
w = gtk_button_new_with_label ("Add Widget");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (add_widget_clicked), NULL);
w = gtk_button_new_with_label ("Remove Widget");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (remove_widget_clicked), NULL);
w = gtk_button_new_with_label ("Move Widget");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (move_widget_clicked), NULL);
w = gtk_button_new_with_label ("Change Anchor");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (change_anchor_clicked), NULL);
w = gtk_button_new_with_label ("Change Widget");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (change_widget_clicked), NULL);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
gtk_box_pack_start (GTK_BOX (vbox), hbox);
gtk_widget_show (hbox);
w = gtk_button_new_with_label ("Hide Canvas");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (hide_canvas_clicked), NULL);
w = gtk_button_new_with_label ("Show Canvas");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (show_canvas_clicked), NULL);
w = gtk_button_new_with_label ("Hide Item");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (hide_item_clicked), NULL);
w = gtk_button_new_with_label ("Show Item");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (show_item_clicked), NULL);
w = gtk_button_new_with_label ("Change Transform");
gtk_box_pack_start (GTK_BOX (hbox), w);
gtk_widget_show (w);
g_signal_connect (w, "clicked", G_CALLBACK (change_transform_clicked), 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_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_can_focus (canvas, TRUE);
gtk_widget_set_size_request (canvas, 600, 450);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
/* Add a few simple items. */
label = gtk_label_new ("Hello World");
witem = goo_canvas_widget_new (root, label, 50, 50, 200, 100, NULL);
g_object_set_data (G_OBJECT (witem), "id", "hello");
entry = gtk_entry_new ();
move_item = goo_canvas_widget_new (root, entry, 50, 250, 200, 50, NULL);
g_object_set_data (G_OBJECT (move_item), "id", "entry1");
entry = gtk_entry_new ();
gtk_entry_set_text (GTK_ENTRY (entry), "Size: -1 x -1");
witem = goo_canvas_widget_new (root, entry, 50, 300, -1, -1, NULL);
g_object_set_data (G_OBJECT (witem), "id", "entry2");
entry = gtk_entry_new ();
gtk_entry_set_text (GTK_ENTRY (entry), "Size: 100 x -1");
witem = goo_canvas_widget_new (root, entry, 50, 350, 100, -1, NULL);
g_object_set_data (G_OBJECT (witem), "id", "entry3");
/* Use a textview so we can see the width & height of the widget. */
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_POLICY_NEVER, GTK_POLICY_NEVER);
textview = gtk_text_view_new ();
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (textview));
gtk_text_buffer_set_text (GTK_TEXT_BUFFER (buffer), "Size: -1 x 100", -1);
gtk_widget_show (textview);
gtk_container_add (GTK_CONTAINER (scrolled_win), textview);
gtk_widget_set_size_request (scrolled_win, 160, 50);
witem = goo_canvas_widget_new (root, scrolled_win, 50, 400, -1, 100, NULL);
g_object_set_data (G_OBJECT (witem), "id", "scrolledwin");
/* Create a vbox item with several child entry widgets to check focus
traversal.*/
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
entry = gtk_entry_new ();
gtk_widget_show (entry);
gtk_box_pack_start (GTK_BOX (vbox), entry);
entry = gtk_entry_new ();
gtk_widget_show (entry);
gtk_box_pack_start (GTK_BOX (vbox), entry);
entry = gtk_entry_new ();
gtk_widget_show (entry);
gtk_box_pack_start (GTK_BOX (vbox), entry);
witem = goo_canvas_widget_new (root, vbox, 50, 600, -1, -1, NULL);
g_object_set_data (G_OBJECT (witem), "id", "vbox");
/* Create a few normal canvas items that take keyboard focus. */
create_focus_box (canvas, 110, 80, 50, 30, "red");
create_focus_box (canvas, 300, 160, 50, 30, "orange");
create_focus_box (canvas, 500, 50, 50, 30, "yellow");
gtk_widget_show (canvas);
/* Pass control to the GTK+ main event loop. */
gtk_main ();
return 0;
}
GtkWidget *
create_large_items_page (void)
{
GtkWidget *vbox, *hbox, *w, *scrolled_win, *canvas;
GtkAdjustment *adj;
GooCanvasItem *root, *item;
gchar *text;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_widget_show (vbox);
text = g_strdup_printf ("This is a very large canvas, from (%i, %i) to (%i, %i).\nThe maximum zoom is %i. At this scale the canvas comes very close to the GDK window size limit (32-bit gint).\nThe items have been specially written to work around cairo's limits (transformed coords must be < +/- 32768).",
CANVAS_LEFT, CANVAS_TOP,
CANVAS_RIGHT, CANVAS_BOTTOM, MAX_ZOOM);
w = gtk_label_new (text);
g_free (text);
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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, 0);
/* Create the canvas. */
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 600, 450);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
g_signal_connect (root, "motion_notify_event",
G_CALLBACK (on_motion_notify), NULL);
#if 1
item = goo_demo_large_rect_new (root, CANVAS_LEFT + 10, CANVAS_TOP + 10,
CANVAS_RIGHT - CANVAS_LEFT - 20,
CANVAS_BOTTOM - CANVAS_TOP - 20,
"fill-color", "yellow",
NULL);
g_object_set_data (G_OBJECT (item), "id", "Large Yellow Rect");
#endif
#if 1
item = goo_demo_large_rect_new (root, CANVAS_LEFT + 100, CANVAS_TOP + 100,
CANVAS_RIGHT - CANVAS_LEFT - 200, 50,
"fill-color", "orange",
NULL);
g_object_set_data (G_OBJECT (item), "id", "Large Orange Rect");
#endif
#if 1
item = goo_demo_large_line_new (root, CANVAS_LEFT + 100, CANVAS_TOP + 200,
CANVAS_RIGHT - 100, CANVAS_TOP + 200,
"stroke-color", "purple",
"line-width", 10.0,
NULL);
g_object_set_data (G_OBJECT (item), "id", "Large Purple Line");
#endif
#if 1
item = goo_demo_large_line_new (root, CANVAS_LEFT + 100, CANVAS_TOP + 300,
CANVAS_RIGHT - 100, CANVAS_BOTTOM - 100,
"stroke-color", "blue",
"line-width", 10.0,
NULL);
g_object_set_data (G_OBJECT (item), "id", "Large Blue Line");
/*goo_canvas_item_rotate (item, 10, CANVAS_LEFT + 100, CANVAS_TOP + 200);*/
#endif
goo_canvas_set_bounds (GOO_CANVAS (canvas), CANVAS_LEFT, CANVAS_TOP,
CANVAS_RIGHT, CANVAS_BOTTOM);
gtk_widget_show (canvas);
/* Zoom */
w = gtk_label_new ("Zoom:");
gtk_box_pack_start (GTK_BOX (hbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
adj = GTK_ADJUSTMENT (gtk_adjustment_new (1.00, 0.05, 10.00, 0.05, 0.50, 0.50));
w = gtk_spin_button_new (adj, 0.0, 2);
g_signal_connect (adj, "value_changed",
G_CALLBACK (zoom_changed),
canvas);
gtk_widget_set_size_request (w, 50, -1);
gtk_box_pack_start (GTK_BOX (hbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
return vbox;
}
GtkWidget *
create_table_page (void)
{
GtkWidget *vbox, *scrolled_win, *canvas;
GooCanvasItem *root, *table;
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, TRUE, TRUE);
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 600, 450);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 3000);
gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
#if 1
create_demo_table (root, 400, 200, -1, -1);
create_demo_table (root, 400, 260, 100, -1);
#endif
#if 1
create_table (root, -1, -1, 0, 10, 10, 0, 1.0, DEMO_TEXT_ITEM, FALSE);
create_table (root, -1, -1, 0, 180, 10, 30, 1.0, DEMO_TEXT_ITEM, FALSE);
create_table (root, -1, -1, 0, 350, 10, 60, 1.0, DEMO_TEXT_ITEM, FALSE);
create_table (root, -1, -1, 0, 500, 10, 90, 1.0, DEMO_TEXT_ITEM, FALSE);
#endif
#if 1
table = create_table (root, -1, -1, 0, 30, 150, 0, 1.0, DEMO_TEXT_ITEM, FALSE);
g_object_set (table, "width", 300.0, "height", 100.0, NULL);
#endif
#if 1
table = create_table (root, -1, -1, 0, 30, 1400, 0, 1.0, DEMO_TEXT_ITEM_2, TRUE);
g_object_set (table, "width", 300.0, "height", 300.0, NULL);
table = create_table (root, -1, -1, 0, 630, 1430, 30, 1.0, DEMO_TEXT_ITEM_2, TRUE);
g_object_set (table, "width", 300.0, "height", 300.0, NULL);
table = create_table (root, -1, -1, 0, 30, 1800, 0, 1.0, DEMO_TEXT_ITEM_3, TRUE);
table = create_table (root, -1, -1, 0, 630, 1830, 30, 1.0, DEMO_TEXT_ITEM_3, TRUE);
#endif
#if 1
create_table (root, -1, -1, 1, 200, 200, 30, 0.8, DEMO_TEXT_ITEM, FALSE);
#endif
#if 1
table = create_table (root, -1, -1, 0, 10, 700, 0, 1.0, DEMO_WIDGET_ITEM, FALSE);
g_object_set (table, "width", 300.0, "height", 200.0, NULL);
#endif
#if 1
create_width_for_height_table (root, 100, 1000, 200, -1, 0);
create_width_for_height_table (root, 100, 1200, 300, -1, 0);
create_width_for_height_table (root, 500, 1000, 200, -1, 30);
create_width_for_height_table (root, 500, 1200, 300, -1, 30);
#endif
gtk_widget_show (canvas);
return vbox;
}
GtkWidget *
create_canvas_fifteen (void)
{
GtkWidget *vbox;
GtkWidget *alignment;
GtkWidget *frame;
GtkWidget *canvas;
GtkWidget *button;
GooCanvasItem **board;
GooCanvasItem *root, *rect, *text;
int i, x, y;
char buf[20];
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_widget_show (vbox);
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (vbox), alignment, TRUE, TRUE, 0);
gtk_widget_show (alignment);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_container_add (GTK_CONTAINER (alignment), frame);
gtk_widget_show (frame);
/* Create the canvas and board */
canvas = goo_canvas_new ();
g_object_set (G_OBJECT (canvas),
"automatic-bounds", TRUE,
"bounds-from-origin", FALSE,
NULL);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
gtk_widget_set_size_request (canvas,
PIECE_SIZE * 4 + 1, PIECE_SIZE * 4 + 1);
#if 0
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0,
PIECE_SIZE * 4 + 1, PIECE_SIZE * 4 + 1);
#endif
gtk_container_add (GTK_CONTAINER (frame), canvas);
gtk_widget_show (canvas);
board = g_new (GooCanvasItem *, 16);
g_object_set_data (G_OBJECT (canvas), "board", board);
g_signal_connect (canvas, "destroy",
G_CALLBACK (free_stuff),
board);
for (i = 0; i < 15; i++) {
y = i / 4;
x = i % 4;
board[i] = goo_canvas_group_new (root, NULL);
goo_canvas_item_translate (board[i], x * PIECE_SIZE,
y * PIECE_SIZE);
setup_item_signals (board[i]);
rect = goo_canvas_rect_new (board[i], 0, 0,
PIECE_SIZE, PIECE_SIZE,
"fill_color", get_piece_color (i),
"stroke_color", "black",
"line-width", 1.0,
NULL);
sprintf (buf, "%d", i + 1);
text = goo_canvas_text_new (board[i], buf,
PIECE_SIZE / 2.0, PIECE_SIZE / 2.0,
-1, GTK_ANCHOR_CENTER,
"font", "Sans bold 24",
"fill_color", "black",
NULL);
g_object_set_data (G_OBJECT (board[i]), "text", text);
g_object_set_data (G_OBJECT (board[i]), "piece_num", GINT_TO_POINTER (i));
g_object_set_data (G_OBJECT (board[i]), "piece_pos", GINT_TO_POINTER (i));
}
board[15] = NULL;
/* Scramble button */
button = gtk_button_new_with_label ("Scramble");
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
g_object_set_data (G_OBJECT (button), "board", board);
g_signal_connect (button, "clicked",
G_CALLBACK (scramble),
canvas);
gtk_widget_show (button);
return vbox;
}
static void
display_files(GooCanvasItem *root_item, gchar *rootdir)
{
GooCanvasItem *item;
const gchar *one_dirent;
GDir *dir;
/* Initial image position */
guint ix = 0.0;
guint iy = 30.0;
GtkWidget *w;
GooCanvasItem *bg_item;
GtkWidget *canvas; /* The scrolled part */
GList *dir_list = NULL;
GList *file_list = NULL;
GList *listrunner;
GtkAdjustment *adj;
if(!rootitem)
return;
/* Display the directory content */
dir = g_dir_open(rootdir, 0, NULL);
if (!dir) {
g_warning("gcompris_file_selector : no root directory found in %s", rootdir);
g_free(rootdir);
return;
}
/* Delete the previous file root if any */
if(file_root_item)
goo_canvas_item_remove(file_root_item);
/* Create a root item to put the image list in it */
file_root_item = goo_canvas_group_new (root_item, NULL);
/*
* Create the scrollbar
* --------------------
*/
canvas = goo_canvas_new();
goo_canvas_widget_new (file_root_item,
canvas,
DRAWING_AREA_X1,
DRAWING_AREA_Y1,
DRAWING_AREA_X2 - DRAWING_AREA_X1 - 20.0,
DRAWING_AREA_Y2 - DRAWING_AREA_Y1 - 35.0,
NULL);
gtk_widget_show (canvas);
/* Set the new canvas to the background color or it's white */
bg_item = goo_canvas_rect_new (goo_canvas_get_root_item(GOO_CANVAS(canvas)),
0,
0,
DRAWING_AREA_X2 - DRAWING_AREA_X1 + 200,
DRAWING_AREA_Y2 - DRAWING_AREA_Y1,
"fill-color-rgba", gc_skin_get_color("gcompris/fileselectbg"),
"line-width", 0.0,
NULL);
adj = \
GTK_ADJUSTMENT (gtk_adjustment_new (0.00, 0.00,
IMAGE_HEIGHT,
10, IMAGE_HEIGHT,
(DRAWING_AREA_Y2 - DRAWING_AREA_Y1)/3)
);
w = gtk_vscrollbar_new (adj);
goo_canvas_widget_new (file_root_item,
w,
DRAWING_AREA_X2 - 15.0,
DRAWING_AREA_Y1,
30.0,
DRAWING_AREA_Y2 - DRAWING_AREA_Y1 - 20.0,
NULL);
gtk_widget_show (w);
/* Set the scrollwheel event */
g_signal_connect (adj, "value_changed",
(GtkSignalFunc) item_event_scroll,
canvas);
/* Display the directory name
* --------------------------
*/
item = goo_canvas_text_new (file_root_item,
rootdir,
(gdouble)control_area_x1,
(gdouble)directory_label_y,
-1,
GTK_ANCHOR_NW,
"font", "Sans 7",
"fill-color-rgba",
gc_skin_get_color("gcompris/fileselectcol"),
NULL);
/* Insert all files in a sorted list */
while((one_dirent = g_dir_read_name(dir)) != NULL)
{
gchar *filename;
filename = g_strdup_printf("%s/%s",
rootdir, (gchar*)(one_dirent));
if(g_file_test(filename, G_FILE_TEST_IS_DIR))
{
dir_list = g_list_insert_sorted(dir_list, filename,
(GCompareFunc)strcmp);
}
else
{
file_list = g_list_insert_sorted(file_list, filename,
(GCompareFunc)strcmp);
}
}
/* Concat the directory list and file list */
file_list = g_list_concat(dir_list, file_list);
g_list_free(dir_list);
dir_list = NULL;
/* We have the list sorted, now display it */
listrunner = g_list_first(file_list);
while(listrunner)
{
/* add the file to the display */
gchar *svg_id;
gchar *allfilename = listrunner->data;
gchar *filename = g_path_get_basename(allfilename);
gchar *ext = g_strrstr(filename, ".");
gchar *file_wo_ext = g_strdup(filename);
if(ext)
{
gchar *ext2 = g_strrstr(file_wo_ext, ".");
*ext2 = '\0';
}
if(g_file_test(allfilename, G_FILE_TEST_IS_DIR))
svg_id = "#FOLDER";
else
svg_id = "#FILE";
item = goo_canvas_svg_new (goo_canvas_get_root_item(GOO_CANVAS(canvas)),
gc_skin_rsvg_get(),
"svg-id", svg_id,
NULL);
SET_ITEM_LOCATION_CENTER(item,
ix + (IMAGE_WIDTH + IMAGE_GAP)/2,
iy);
if(g_file_test(allfilename, G_FILE_TEST_IS_DIR))
{
g_signal_connect(item, "button_press_event",
(GtkSignalFunc) item_event_directory,
allfilename);
}
else
{
g_signal_connect(item, "button_press_event",
(GtkSignalFunc) item_event_file_selector,
allfilename);
}
gc_item_focus_init(item, NULL);
g_object_set_data_full (G_OBJECT (item),
"allfilename", allfilename, g_free);
/* The type */
if(ext)
{
GooCanvasItem *_item = \
goo_canvas_text_new (goo_canvas_get_root_item(GOO_CANVAS(canvas)),
ext,
ix + (IMAGE_WIDTH + IMAGE_GAP)/2,
iy + 10,
-1,
GTK_ANCHOR_CENTER,
"font", "Sans 6",
"fill-color-rgba",
gc_skin_get_color("gcompris/fileselectcol"),
NULL);
g_signal_connect(_item, "button_press_event",
(GtkSignalFunc) item_event_file_selector,
allfilename);
gc_item_focus_init(_item, item);
}
/* The filename */
GooCanvasItem *name_item = \
goo_canvas_text_new (goo_canvas_get_root_item(GOO_CANVAS(canvas)),
file_wo_ext,
ix + (IMAGE_WIDTH + IMAGE_GAP)/2,
iy + IMAGE_HEIGHT - 30,
-1,
GTK_ANCHOR_CENTER,
"font", "Sans 7",
"fill-color-rgba", gc_skin_get_color("gcompris/fileselectcol"),
NULL);
g_free(file_wo_ext);
g_free(filename);
if(g_file_test(allfilename, G_FILE_TEST_IS_DIR))
{
g_signal_connect(name_item, "button_press_event",
(GtkSignalFunc) item_event_directory,
allfilename);
}
else
{
g_signal_connect(name_item, "button_press_event",
(GtkSignalFunc) item_event_file_selector,
allfilename);
}
gc_item_focus_init(name_item, item);
ix += IMAGE_WIDTH + IMAGE_GAP;
if(ix >= DRAWING_AREA_X2 - DRAWING_AREA_X1 -
(IMAGE_WIDTH + IMAGE_GAP) )
{
ix=0;
iy+=IMAGE_HEIGHT + IMAGE_GAP;
goo_canvas_set_bounds (GOO_CANVAS(canvas),
0, 0,
DRAWING_AREA_X2- DRAWING_AREA_X1,
iy + IMAGE_HEIGHT + IMAGE_GAP);
if(iy >= DRAWING_AREA_Y2-DRAWING_AREA_Y1)
{
g_object_set(bg_item,
"height", (double)iy + IMAGE_HEIGHT + IMAGE_GAP,
NULL);
g_object_set(adj,
"upper", (double)iy - IMAGE_HEIGHT + IMAGE_GAP - 1,
NULL);
}
}
listrunner = g_list_next(listrunner);
}
g_dir_close(dir);
g_list_free(file_list);
}
/*
* Same as display_image but for the dataset
* The imagelist contains the list of images to be displayed when this dataset is selected
*/
static void
display_image_set(gchar *imagename, GSList *imagelist)
{
GdkPixbuf *pixmap = NULL;
GooCanvasItem *item;
GooCanvasItem *rootitem_set;
double xratio, yratio;
double iw, ih;
if (imagename == NULL || !images_selector_displayed)
return;
pixmap = gc_pixmap_load_or_null(imagename);
if (!pixmap)
return;
iw = LIST_IMAGE_WIDTH * gc_zoom_factor_get();
ih = LIST_IMAGE_HEIGHT * gc_zoom_factor_get();
/* Calc the max to resize width or height */
xratio = (double) ((iw/(double)gdk_pixbuf_get_width(pixmap)));
yratio = (double) ((ih/(double)gdk_pixbuf_get_height(pixmap)));
xratio = MIN(yratio, xratio);
item = goo_canvas_image_new (goo_canvas_get_root_item(GOO_CANVAS(canvas_list_selector)),
pixmap,
0,
0,
NULL);
goo_canvas_item_translate(item, 5, isy);
goo_canvas_item_scale(item, xratio, xratio);
#if GDK_PIXBUF_MAJOR <= 2 && GDK_PIXBUF_MINOR <= 24
gdk_pixbuf_unref(pixmap);
#else
g_object_unref(pixmap);
#endif
g_object_set_data (G_OBJECT (item), "imagelist", imagelist);
g_signal_connect(item, "button_press_event",
(GCallback) item_event_imageset_selector,
imagename);
gc_item_focus_init(item, NULL);
isy += ih + IMAGE_GAP;
gdouble upper = MAX(isy + ih + IMAGE_GAP,
(LIST_AREA_Y2 - LIST_AREA_Y1)
* gc_zoom_factor_get());
goo_canvas_set_bounds (GOO_CANVAS(canvas_list_selector),
0, 0,
(LIST_AREA_X2 - LIST_AREA_X1)
* gc_zoom_factor_get(),
upper);
g_object_set(list_bg_item,
"height", upper,
NULL);
g_object_set(list_adj,
"upper", upper,
NULL);
/* Create a root item to put the image list in it */
rootitem_set = \
goo_canvas_group_new (goo_canvas_get_root_item(GOO_CANVAS(canvas_image_selector)),
NULL);
g_object_set_data (G_OBJECT (item), "rootitem", rootitem_set);
g_object_set_data (G_OBJECT (item), "imageset_done", GINT_TO_POINTER (0));
g_object_set_data_full (G_OBJECT (item), "imagelist",
imagelist, (GDestroyNotify)free_stuff );
}
