G_MODULE_EXPORT gboolean
gw_spellcheck_draw_underline_cb (GtkWidget *widget, cairo_t *cr, gpointer data)
{
//Declarations
GwSpellcheck *spellcheck;
GwSpellcheckPrivate *priv;
gint x, y, x2, y2;
GList *link;
gchar **iter;
gint start_offset, end_offset;
gint start_layout_offset, end_layout_offset;
//Initializations
spellcheck = GW_SPELLCHECK (data);
priv = spellcheck->priv;
iter = priv->tolkens;
start_offset = end_offset = 0;
for (link = priv->misspelled; link != NULL && *iter != NULL; link = link->next)
{
//Get the letter offsets
while (*iter != NULL && *iter != (gchar*) link->data)
{
start_offset += strlen(*iter) + 1;
iter++;
}
if (*iter != NULL) end_offset = start_offset + strlen(*iter);
else end_offset = start_offset;
//Convert it to the layout offset
start_layout_offset = gtk_entry_text_index_to_layout_index (GTK_ENTRY (widget), start_offset);
end_layout_offset = gtk_entry_text_index_to_layout_index (GTK_ENTRY (widget), end_offset);
//Calculate the line
if (gw_spellcheck_get_line_coordinates (spellcheck, start_layout_offset, end_layout_offset, &x, &y, &x2, &y2))
{
gw_spellcheck_draw_line (cr, x, y, x2, y2);
}
}
return FALSE;
}
static VALUE
rg_text_index_to_layout_index(VALUE self, VALUE text_index)
{
return INT2NUM(gtk_entry_text_index_to_layout_index(_SELF(self), NUM2INT(text_index)));
}
