static void
get_property(GObject *gobject,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GeglGtkView *self = GEGL_GTK_VIEW(gobject);
ViewHelper *priv = GET_PRIVATE(self);
switch (property_id) {
case PROP_NODE:
g_value_set_object(value, gegl_gtk_view_get_node(self));
break;
case PROP_X:
g_value_set_float(value, gegl_gtk_view_get_x(self));
break;
case PROP_BLOCK:
g_value_set_boolean(value, priv->block);
break;
case PROP_Y:
g_value_set_float(value, gegl_gtk_view_get_y(self));
break;
case PROP_SCALE:
g_value_set_double(value, gegl_gtk_view_get_scale(self));
break;
case PROP_AUTOSCALE_POLICY:
g_value_set_enum(value, gegl_gtk_view_get_autoscale_policy(self));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(gobject, property_id, pspec);
break;
}
}
gint layer_node_selected (gpointer host, GeglEditor* editor, gint node_id)
{
GeglEditorLayer* self = (GeglEditorLayer*)host;
GeglNode* node = NULL;
GSList* pair = self->pairs;
for(;pair != NULL; pair = pair->next)
{
node_id_pair* data = pair->data;
if(data->id == node_id)
{
node = data->node;
break;
}
}
g_assert(node != NULL);
GeglNode** nodes;
const gchar** pads;
gint num = gegl_node_get_consumers(node, "output", &nodes, &pads);
int i;
g_print("%s: %d consumer(s)\n", gegl_node_get_operation(node), num);
for(i = 0; i < num; i++)
{
g_print("Connection: (%s to %s)\n", gegl_node_get_operation(node), gegl_node_get_operation(nodes[0]), pads[0]);
}
g_print("Input from: %s\n", gegl_node_get_operation(gegl_node_get_producer(node, "input", NULL)));
// g_print("selected: %s\n", gegl_node_get_operation(node));
guint n_props;
GParamSpec** properties = gegl_operation_list_properties(gegl_node_get_operation(node), &n_props);
//TODO: only create enough columns for the properties which will actually be included (i.e. ignoring GeglBuffer props)
GtkTable *prop_table = GTK_TABLE(gtk_table_new(2, n_props, FALSE));
int d;
for(d = 0, i = 0; i < n_props; i++, d++)
{
GParamSpec* prop = properties[i];
GType type = prop->value_type;
const gchar* name = prop->name;
GtkWidget* name_label = gtk_label_new(name);
gtk_misc_set_alignment(GTK_MISC(name_label), 0, 0.5);
GtkWidget* value_entry = gtk_entry_new();
gchar buf[256] = "*"; //can probably be smaller; In fact, can probably do this without sprintf and a buffer. TODO: look at g_string
gint i_value;
gdouble d_value;
gchar* str_value;
gboolean skip = FALSE;
switch(type)
{
case G_TYPE_INT:
gegl_node_get(node, name, &i_value, NULL);
sprintf(buf, "%d", i_value);
break;
case G_TYPE_DOUBLE:
gegl_node_get(node, name, &d_value, NULL);
sprintf(buf, "%.3f", d_value);
break;
case G_TYPE_STRING:
gegl_node_get(node, name, &str_value, NULL);
sprintf(buf, "%s", str_value);
break;
}
if(type == GEGL_TYPE_BUFFER) {
skip = TRUE;
d--;
} else if( type == GEGL_TYPE_COLOR) {
skip = TRUE;
GtkWidget *color_button = gtk_button_new_with_label("Select");
select_color_info* info = malloc(sizeof(select_color_info));
info->node = node;
info->property = name;
info->layer = self;
g_signal_connect(color_button, "clicked", (GCallback)select_color, info);
gtk_table_attach(prop_table, name_label, 0, 1, d, d+1, GTK_FILL, GTK_FILL, 1, 1);
gtk_table_attach(prop_table, color_button, 1, 2, d, d+1, GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_FILL, 1, 1);
}
if(!skip)
{
gtk_entry_set_text(GTK_ENTRY(value_entry), buf);
gtk_entry_set_width_chars(GTK_ENTRY(value_entry), 2);
struct text_prop_data *data = malloc(sizeof(struct text_prop_data)); //TODO store this in a list and free it when the node is deselected
data->node = node;
data->property = name;
data->prop_type = type;
data->layer = self;
g_signal_connect(value_entry, "activate", G_CALLBACK(text_property_changed), data);
gtk_table_attach(prop_table, name_label, 0, 1, d, d+1, GTK_FILL, GTK_FILL, 1, 1);
gtk_table_attach(prop_table, value_entry, 1, 2, d, d+1, GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_FILL, 1, 1);
}
}
// gegl_node_process(node);
GeglGtkView *gtk_view = gegl_gtk_view_new_for_node(node);
GeglRectangle rect = gegl_node_get_bounding_box(node);
if(gegl_rectangle_is_infinite_plane(&rect))
{
gegl_gtk_view_set_autoscale_policy(gtk_view, GEGL_GTK_VIEW_AUTOSCALE_DISABLED);
gegl_gtk_view_set_scale(gtk_view, 1.0);
g_print("Disable autoscale: scale=%f, x=%f, y=%f\n", gegl_gtk_view_get_scale(gtk_view),
gegl_gtk_view_get_x(gtk_view), gegl_gtk_view_get_y(gtk_view));
}
gtk_widget_show(GTK_WIDGET(gtk_view));
//TODO: draw checkerboard under preview to indicate transparency
gtk_box_pack_start(GTK_BOX(self->prop_box), GTK_WIDGET(prop_table), FALSE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(self->prop_box), GTK_WIDGET(gtk_view), TRUE, TRUE, 10);
GtkWidget* label = gtk_label_new("Click the image\nto open in a\nnew window");
gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
gtk_box_pack_start(GTK_BOX(self->prop_box), label, FALSE, TRUE, 10);
gtk_widget_show_all(self->prop_box);
}
