/*!
* \brief Convert _StdPath to one or more _BezierLine/BezierGon
*/
static ObjectChange *
_convert_to_beziers_callback (DiaObject *obj, Point *clicked, gpointer data)
{
StdPath *stdpath = (StdPath *)obj;
BezPoint *bezier = stdpath->points;
GList *list = NULL;
int i, n = 0;
ObjectChange *change;
for (i = 1; i < stdpath->num_points; ++i) {
if (bezier[i].type == BEZ_MOVE_TO || i+1 == stdpath->num_points) {
DiaObject *rep;
int num = bezier[i].type == BEZ_MOVE_TO ? i - n : i - n + 1;
if (stdpath->stroke_or_fill & PDO_FILL)
rep = create_standard_beziergon (num, &bezier[n]);
else
rep = create_standard_bezierline (num, &bezier[n], NULL, NULL);
if (!rep) /* no Standard objects? */
break;
list = g_list_append (list, rep);
n = i;
}
}
if (!list) {
change = change_list_create ();
} else if (g_list_length (list) == 1) {
change = object_substitute (obj, (DiaObject *)list->data);
g_list_free (list);
} else {
change = object_substitute (obj, create_standard_group (list));
}
return change;
}
//! push the current list of objects to Dia
void endPage()
{
DiaObject *group;
g_return_if_fail (objects != NULL);
int m = (int)sqrt (num_pages);
if (m < 2)
m = 2;
gchar *name = g_strdup_printf (_("Page %d"), this->pageNum);
group = create_standard_group (this->objects);
this->objects = NULL; // Group eats list
// page advance
Point advance = { this->page_width * ((this->pageNum - 1) % m),
this->page_height * ((this->pageNum - 1) / m)};
group->ops->move (group, &advance);
layer_add_object (this->dia->active_layer, group);
dia_object_set_meta (group, "name", name);
g_free (name);
}
static gboolean
fig_read_object(FILE *file, DiaContext *ctx)
{
int objecttype;
DiaObject *item = NULL;
if (fscanf(file, "%d ", &objecttype) != 1) {
if (!feof(file)) {
dia_context_add_message_with_errno(ctx, errno, _("Couldn't identify Fig object."));
}
return FALSE;
}
switch (objecttype) {
case -6: { /* End of compound */
if (compound_stack == NULL) {
dia_context_add_message(ctx, _("Compound end outside compound\n"));
return FALSE;
}
/* Make group item with these items */
if (g_list_length((GList*)compound_stack->data) > 1)
item = create_standard_group((GList*)compound_stack->data);
else /* a single item needs no group */
item = (DiaObject *)((GList*)compound_stack->data)->data;
compound_stack = g_slist_remove(compound_stack, compound_stack->data);
if (compound_stack == NULL) {
depths[compound_depth] = g_list_append(depths[compound_depth],
item);
}
break;
}
case 0: { /* Color pseudo-object. */
int colornumber;
int colorvalues;
Color color;
if (fscanf(file, " %d #%xd", &colornumber, &colorvalues) != 2) {
dia_context_add_message_with_errno(ctx, errno, _("Couldn't read color\n"));
return FALSE;
}
if (colornumber < 32 || colornumber > FIG_MAX_USER_COLORS) {
dia_context_add_message(ctx, _("Color number %d out of range 0..%d. Discarding color.\n"),
colornumber, FIG_MAX_USER_COLORS);
return FALSE;
}
color.red = ((colorvalues & 0x00ff0000)>>16) / 255.0;
color.green = ((colorvalues & 0x0000ff00)>>8) / 255.0;
color.blue = (colorvalues & 0x000000ff) / 255.0;
color.alpha = 1.0;
fig_colors[colornumber-32] = color;
break;
}
case 1: { /* Ellipse which is a generalization of circle. */
item = fig_read_ellipse(file, ctx);
if (item == NULL) {
return FALSE;
}
break;
}
case 2: /* Polyline which includes polygon and box. */
item = fig_read_polyline(file, ctx);
if (item == NULL) {
return FALSE;
}
break;
case 3: /* Spline which includes closed/open control/interpolated spline. */
item = fig_read_spline(file, ctx);
if (item == NULL) {
return FALSE;
}
break;
case 4: /* Text. */
item = fig_read_text(file, ctx);
if (item == NULL) {
return FALSE;
}
break;
case 5: /* Arc. */
item = fig_read_arc(file, ctx);
if (item == NULL) {
return FALSE;
}
break;
case 6: {/* Compound object which is composed of one or more objects. */
int dummy;
if (fscanf(file, " %d %d %d %d\n", &dummy, &dummy, &dummy, &dummy) != 4) {
dia_context_add_message_with_errno(ctx, errno, _("Couldn't read group extent."));
return FALSE;
}
/* Group extends don't really matter */
if (compound_stack == NULL)
compound_depth = FIG_MAX_DEPTHS - 1;
compound_stack = g_slist_append(compound_stack, NULL);
return TRUE;
break;
}
default:
dia_context_add_message(ctx, _("Unknown object type %d\n"), objecttype);
return FALSE;
break;
}
if (compound_stack != NULL && item != NULL) { /* We're building a compound */
GList *compound = (GList *)compound_stack->data;
compound = g_list_append(compound, item);
compound_stack->data = compound;
}
return TRUE;
}